SimpleView.st
author claus
Sun, 10 Sep 1995 16:50:55 +0200
changeset 182 b5f7fdff0f6d
parent 180 0b3a8658d55e
child 189 d8d63d1b5681
permissions -rw-r--r--
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"
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 COPYRIGHT (c) 1989 by Claus Gittinger
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	      All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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'From Smalltalk/X, Version:2.10.5 on 9-may-1995 at 12:08:03 pm'!
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PseudoView subclass:#SimpleView
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	 instanceVariableNames:'superView subViews components 
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		styleSheet resources 
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		borderColor borderWidth borderShape viewShape 
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		top left
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		extentChanged originChanged cornerChanged 
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		relativeOrigin relativeExtent relativeCorner 
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		originRule extentRule cornerRule
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		insets viewport
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		layout
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		shown hiddenOnRealize name level margin innerClipRect 
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		shadowColor lightColor 
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		bitGravity viewGravity 
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		controller windowGroup'
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	 classVariableNames:'Grey CentPoint ViewSpacing DefaultStyle StyleSheet
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		DefaultViewBackgroundColor DefaultBorderColor DefaultLightColor
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		DefaultShadowColor DefaultBorderWidth DefaultFont
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		DefaultFocusColor DefaultFocusBorderWidth'
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	 poolDictionaries:''
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	 category:'Views-Basic'
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!
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SimpleView class instanceVariableNames:'ClassResources'
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!
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SimpleView comment:'
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COPYRIGHT (c) 1989 by Claus Gittinger
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	      All Rights Reserved
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$Header: /cvs/stx/stx/libview/SimpleView.st,v 1.19 1995-09-10 14:50:17 claus Exp $
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'!
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!SimpleView class methodsFor:'documentation'!
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copyright
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"
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 COPYRIGHT (c) 1989 by Claus Gittinger
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	      All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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!
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version
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"
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$Header: /cvs/stx/stx/libview/SimpleView.st,v 1.19 1995-09-10 14:50:17 claus Exp $
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"
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!
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documentation
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    this class implements functions common to all Views which do not work on / show a model. 
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    Previously, all of this functionality used to be in the old View class, but has been
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    separated into this new SimpleView (which does not know about models) and the new View, which
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    does so.
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    Instances of SimpleView are seldom used, most views in the system inherit 
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    from this class. 
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    However, sometimes a view is used to create a dummy view for framing 
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    or layout purposes.
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    Instance variables:
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	superView               <View>                  my superview i.e. the view I am in
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	subViews                <Collection>            the collection of subviews
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	components              <Collection>            collection of gadgets (will be merged with subViews, soon)
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	borderColor             <Color>                 color of border
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	borderWidth             <Number>                borderWidth in pixels (device dep.)
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	borderShape             <Form>                  shape of border (if device supports it)
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	viewShape               <Form>                  shape of view (if device supports it)
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	top                     <Number>                actual top coordinate (pixels) in superview
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	left                    <Number>                actual left coordinate (pixels) in superview
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	extendChanged           <Boolean>               true if extend changed during setup
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	originChanged           <Boolean>               true if origin changed during setup
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	viewport                <Rectangle>             my Rectangle in superviews coordinates
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	relativeOrigin          <Number>                relative origin in percent within superview
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	relativeExtent          <Number>                relative extent in percent within superview
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	relativeCorner          <Number>                relative corner in percent within superview
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	originRule              <Block>                 rule to compute origin if superview changes size
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	extentRule              <Block>                 rule to compute extent if superview changes size
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	cornerRule              <Block>                 rule to compute corner if superview changes size
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	insets                  <Array>                 array with top, left, bottom & right insets (or nil)
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	layout                  <LayoutObject>          not yet implemented - will replace the above layout
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							variables.
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	shown                   <Boolean>               true if visible (false if iconified, unmapped or covered)
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	hiddenOnRealize         <Boolean>               dont show automatically when superview is realized
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	name                    <String>                my name (future use for resources)
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	level                   <Number>                3D level relative to superview
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	margin                  <Number>                convenient margin
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	innerClipRect           <Rectangle>             convenient inner clip (minus margin)
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	shadowColor             <Color>                 color used to draw 3D shadowed edges
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	lightColor              <Color>                 color used to draw 3D lighted edges
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	bitGravity              <nil | Symbol>          gravity of contents (if device supports it)
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	viewGravity             <nil | Symbol>          gravity of view (if device supports it)
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	controller              <nil | Controller>      the controller (if any)
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	windowGroup             <WindowGroup>           the windowGroup
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    Class variables:
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	Grey                    <Color>                 the color grey - its used so often
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	ViewSpacing             <Number>                preferred spacing between views; 1mm
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	CentPoint               <Point>                 100 @ 100 - its used so often
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	StyleSheet              <ResourcePack>          contains all view-style specifics
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    styleSheet parameters:
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	popupShadow             <Boolean>               if true, popupViews show a shadow below
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	popupLevel              <nil | Integer>         3D level
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	borderWidth             <nil | Integer>         borderWidth (ignored in 3D styles)
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	borderColor             <nil | Color>           borderColor (ignored in 3D styles)
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	viewBackground          <nil | Color>           views background
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	shadowColor             <nil | Color>           color for shadow edges (ignored in 2D styles)
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	lightColor              <nil | Color>           color for light edges (ignored in 2D styles)
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	font                    <nil | Font>            font to use
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    TODO:
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	get rid of relativeOrigin, relativeCorner, originRule, extentRule,
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	and insets; replace by a single object which defines the size
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	(mhmh - ST-80 seems to call this LayoutFrame ?)
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	-> be prepared for a change here in the near future and ONLY use
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	   access methods to get those instance variables' values
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	get rid of 3D level & margin, move it to extra wrappers
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	(although this will make view setup more complicated, it will remove
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	 complexity from the internals of view. Also, it will allow for more
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	 varieties of borders.)
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	add components (could also call them gadgets or lightweight views)
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	- views are expensive in terms of X resources. This would make all
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	framing/edge and panel helper views become cheap ST objects, instead
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	of views.
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"
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!
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layoutComputation 
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    Due to historic reasons, there are 2 mechanisms to resize a view:
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	- (old, to be eliminated mechanism)
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	    based upon info found in 
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		relativeOrigin / relativeCorner / relativeExtent
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		originRule / cornerRule / extentRule
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	- (new, will migrate to that one)
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	    letting a layoutObject compute things
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    Actually, the old mechanism is just as powerful, as the new (layoutObject
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    based) mechanism; with the help of block=rules, you can compute whatever
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    geometry is desired.
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    However, having 6 instance variables in every view creates some overhead,
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    which can be avoided in most cases (most views are either fixed-size or
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    relative-sized).
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    Therefore (and also to make porting of ST-80 apps easier), ST/X will migrate 
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    to use layoutObjects.
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    You will not see a difference at the views protocol level, since
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    existing interfaces will (silently) create layoutObjects as appropriate.
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    However, you should remove all direct accesses to the above mentioned
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    instance variables, to be prepared for that change.
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    Notice, that a view recomputes its size whenever its superview
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    changes size. This is done via:
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	sizeChanged
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	    -> allSubviews: superViewChangedSize
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    If the geometry computation as performed in superViewChangedSize
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    is not powerful enough for your application, you can either:
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	- redefine superViewChangedSize
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	- create a special layoutObject which computes a new layout.
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"
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!
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examples 
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    (all examples below use different viewBackgrounds, 
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     to make the individual subviews visible)
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    fixed position/size:
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       |top v1 v2|
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       top := StandardSystemView new.
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       top extent:300@300.
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       v1 := View origin:10@10
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		  corner:50@50
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		      in:top.
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       v2 := View origin:60@10
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		  corner:150@100
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		      in:top.
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       v1 viewBackground:(Color red).
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       v2 viewBackground:(Color yellow).
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       top open
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    same, using ST-80 way of bulding up view hierarchies
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    (recommended, if you plan to port applications later)
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       |top v1 v2|
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       top := StandardSystemView new.
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       top extent:300@300.
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       v1 := View new.
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       v1 origin:10@10 corner:50@50.
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       v2 := View new.
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       v2 origin:60@10 corner:150@100.
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       v1 viewBackground:(Color red).
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       v2 viewBackground:(Color yellow).
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       top add:v1.
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       top add:v2.
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       v1 viewBackground:(Color red).
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       v2 viewBackground:(Color yellow).
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       top open
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    fixed origin, variable size:
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       |top v1 v2|
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       top := StandardSystemView new.
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       top extent:300@300.
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       v1 := View new.
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       v1 origin:10@10 corner:50@0.5.
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       v2 := View new.
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       v2 origin:60@10 corner:150@0.5.
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       v1 viewBackground:(Color red).
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       v2 viewBackground:(Color yellow).
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       top add:v1.
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       top add:v2.
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       top open
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    fixed origin, variable size, 
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    bottomInset for constant distance from bottom:
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       |top v1 v2|
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       top := StandardSystemView new.
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       top extent:300@300.
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       v1 := View new.
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       v1 origin:10@10 corner:50@1.0.
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       v1 bottomInset:10.
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       v2 := View new.
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       v2 origin:60@10 corner:150@1.0.
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       v2 bottomInset:10.
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       v1 viewBackground:(Color red).
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       v2 viewBackground:(Color yellow).
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       top add:v1.
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       top add:v2.
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   295
claus
parents: 145
diff changeset
   296
       top open
claus
parents: 145
diff changeset
   297
claus
parents: 145
diff changeset
   298
claus
parents: 145
diff changeset
   299
    variable origin, variable size, 
claus
parents: 145
diff changeset
   300
claus
parents: 145
diff changeset
   301
       |top v1 v2|
claus
parents: 145
diff changeset
   302
claus
parents: 145
diff changeset
   303
       top := StandardSystemView new.
claus
parents: 145
diff changeset
   304
       top extent:300@300.
claus
parents: 145
diff changeset
   305
claus
parents: 145
diff changeset
   306
       v1 := View new.
claus
parents: 145
diff changeset
   307
       v1 origin:0.0@0.0 corner:0.5@0.5.
claus
parents: 145
diff changeset
   308
claus
parents: 145
diff changeset
   309
       v2 := View new.
claus
parents: 145
diff changeset
   310
       v2 origin:0.5@0.0 corner:1.0@0.5.
claus
parents: 145
diff changeset
   311
claus
parents: 145
diff changeset
   312
       v1 viewBackground:(Color red).
claus
parents: 145
diff changeset
   313
       v2 viewBackground:(Color yellow).
claus
parents: 145
diff changeset
   314
claus
parents: 145
diff changeset
   315
       top add:v1.
claus
parents: 145
diff changeset
   316
       top add:v2.
claus
parents: 145
diff changeset
   317
claus
parents: 145
diff changeset
   318
       top open
claus
parents: 145
diff changeset
   319
claus
parents: 145
diff changeset
   320
claus
parents: 145
diff changeset
   321
    variable origin, variable size, 
claus
parents: 145
diff changeset
   322
    insets for some constant distance
claus
parents: 145
diff changeset
   323
claus
parents: 145
diff changeset
   324
       |top v1 v2|
claus
parents: 145
diff changeset
   325
claus
parents: 145
diff changeset
   326
       top := StandardSystemView new.
claus
parents: 145
diff changeset
   327
       top extent:300@300.
claus
parents: 145
diff changeset
   328
claus
parents: 145
diff changeset
   329
       v1 := View new.
claus
parents: 145
diff changeset
   330
       v1 origin:0.0@0.0 corner:0.5@0.5.
claus
parents: 145
diff changeset
   331
       v1 rightInset:5.
claus
parents: 145
diff changeset
   332
claus
parents: 145
diff changeset
   333
       v2 := View new.
claus
parents: 145
diff changeset
   334
       v2 origin:0.5@0.0 corner:1.0@0.5.
claus
parents: 145
diff changeset
   335
       v2 leftInset:5.
claus
parents: 145
diff changeset
   336
claus
parents: 145
diff changeset
   337
       v1 viewBackground:(Color red).
claus
parents: 145
diff changeset
   338
       v2 viewBackground:(Color yellow).
claus
parents: 145
diff changeset
   339
claus
parents: 145
diff changeset
   340
       top add:v1.
claus
parents: 145
diff changeset
   341
       top add:v2.
claus
parents: 145
diff changeset
   342
claus
parents: 145
diff changeset
   343
       top open
claus
parents: 145
diff changeset
   344
claus
parents: 145
diff changeset
   345
claus
parents: 145
diff changeset
   346
    using layout objects (ST-80 style):
claus
parents: 145
diff changeset
   347
    fully specifying the frame
claus
parents: 145
diff changeset
   348
claus
parents: 145
diff changeset
   349
       |top v1 v2|
claus
parents: 145
diff changeset
   350
claus
parents: 145
diff changeset
   351
       top := StandardSystemView new.
claus
parents: 145
diff changeset
   352
       top extent:300@300.
claus
parents: 145
diff changeset
   353
claus
parents: 145
diff changeset
   354
       v1 := View new.
claus
parents: 145
diff changeset
   355
       v2 := View new.
claus
parents: 145
diff changeset
   356
claus
parents: 145
diff changeset
   357
       v1 viewBackground:(Color red).
claus
parents: 145
diff changeset
   358
       v2 viewBackground:(Color yellow).
claus
parents: 145
diff changeset
   359
claus
parents: 145
diff changeset
   360
       top add:v1 in:(LayoutFrame new
claus
parents: 145
diff changeset
   361
			leftFraction:0.25;
claus
parents: 145
diff changeset
   362
			rightFraction:0.75;
claus
parents: 145
diff changeset
   363
			topFraction:0.0;
claus
parents: 145
diff changeset
   364
			bottomFraction:0.5).
claus
parents: 145
diff changeset
   365
       top add:v2 in:(LayoutFrame new
claus
parents: 145
diff changeset
   366
			leftFraction:0.5;
claus
parents: 145
diff changeset
   367
			rightFraction:1.0;
claus
parents: 145
diff changeset
   368
			topFraction:0.5;
claus
parents: 145
diff changeset
   369
			bottomFraction:0.75).
claus
parents: 145
diff changeset
   370
claus
parents: 145
diff changeset
   371
       top open
claus
parents: 145
diff changeset
   372
claus
parents: 145
diff changeset
   373
claus
parents: 145
diff changeset
   374
    another one, with offsets:
claus
parents: 145
diff changeset
   375
claus
parents: 145
diff changeset
   376
       |top v1 v2|
claus
parents: 145
diff changeset
   377
claus
parents: 145
diff changeset
   378
       top := StandardSystemView new.
claus
parents: 145
diff changeset
   379
       top extent:300@300.
claus
parents: 145
diff changeset
   380
claus
parents: 145
diff changeset
   381
       v1 := View new.
claus
parents: 145
diff changeset
   382
       v2 := View new.
claus
parents: 145
diff changeset
   383
claus
parents: 145
diff changeset
   384
       v1 viewBackground:(Color red).
claus
parents: 145
diff changeset
   385
       v2 viewBackground:(Color yellow).
claus
parents: 145
diff changeset
   386
claus
parents: 145
diff changeset
   387
       top add:v1 in:(LayoutFrame new
claus
parents: 145
diff changeset
   388
			leftFraction:0.0 offset:10;
claus
parents: 145
diff changeset
   389
			rightFraction:1.0 offset:-10;
claus
parents: 145
diff changeset
   390
			topFraction:0.0 offset:10;
claus
parents: 145
diff changeset
   391
			bottomFraction:0.5).
claus
parents: 145
diff changeset
   392
       top add:v2 in:(LayoutFrame new
claus
parents: 145
diff changeset
   393
			leftFraction:0.0 offset:30;
claus
parents: 145
diff changeset
   394
			rightFraction:1.0 offset:-30;
claus
parents: 145
diff changeset
   395
			topFraction:0.5 offset:10;
claus
parents: 145
diff changeset
   396
			bottomFraction:0.75).
claus
parents: 145
diff changeset
   397
claus
parents: 145
diff changeset
   398
       top open
claus
parents: 145
diff changeset
   399
claus
parents: 145
diff changeset
   400
claus
parents: 145
diff changeset
   401
    specifying origin only. Extent is views preferred
claus
parents: 145
diff changeset
   402
    (notice, that plain views have some defaultExtent of 100@100)
claus
parents: 145
diff changeset
   403
claus
parents: 145
diff changeset
   404
       |top v1 v2|
claus
parents: 145
diff changeset
   405
claus
parents: 145
diff changeset
   406
       top := StandardSystemView new.
claus
parents: 145
diff changeset
   407
       top extent:300@300.
claus
parents: 145
diff changeset
   408
claus
parents: 145
diff changeset
   409
       v1 := View new.
claus
parents: 145
diff changeset
   410
       v2 := View new.
claus
parents: 145
diff changeset
   411
claus
parents: 145
diff changeset
   412
       v1 viewBackground:(Color red).
claus
parents: 145
diff changeset
   413
       v2 viewBackground:(Color yellow).
claus
parents: 145
diff changeset
   414
claus
parents: 145
diff changeset
   415
       top add:v1 in:(LayoutOrigin new
claus
parents: 145
diff changeset
   416
			leftFraction:0.25;
claus
parents: 145
diff changeset
   417
			topFraction:0.0).
claus
parents: 145
diff changeset
   418
       top add:v2 in:(LayoutOrigin new
claus
parents: 145
diff changeset
   419
			leftFraction:0.5;
claus
parents: 145
diff changeset
   420
			topFraction:0.5).
claus
parents: 145
diff changeset
   421
claus
parents: 145
diff changeset
   422
       top open
claus
parents: 145
diff changeset
   423
claus
parents: 145
diff changeset
   424
    same example, using buttons which compute their preferredBounds:
claus
parents: 145
diff changeset
   425
claus
parents: 145
diff changeset
   426
       |top v1 v2|
claus
parents: 145
diff changeset
   427
claus
parents: 145
diff changeset
   428
       top := StandardSystemView new.
claus
parents: 145
diff changeset
   429
       top extent:300@300.
claus
parents: 145
diff changeset
   430
claus
parents: 145
diff changeset
   431
       v1 := Button label:'foo'.
claus
parents: 145
diff changeset
   432
       v2 := Button label:'a very long buttonLabel'.
claus
parents: 145
diff changeset
   433
claus
parents: 145
diff changeset
   434
       v1 backgroundColor:(Color red).
claus
parents: 145
diff changeset
   435
       v2 backgroundColor:(Color yellow).
claus
parents: 145
diff changeset
   436
claus
parents: 145
diff changeset
   437
       top add:v1 in:(LayoutOrigin new
claus
parents: 145
diff changeset
   438
			leftFraction:0.25;
claus
parents: 145
diff changeset
   439
			topFraction:0.0).
claus
parents: 145
diff changeset
   440
       top add:v2 in:(LayoutOrigin new
claus
parents: 145
diff changeset
   441
			leftFraction:0.5;
claus
parents: 145
diff changeset
   442
			topFraction:0.5).
claus
parents: 145
diff changeset
   443
claus
parents: 145
diff changeset
   444
       top open
claus
parents: 145
diff changeset
   445
claus
parents: 145
diff changeset
   446
"
135
claus
parents:
diff changeset
   447
! !
claus
parents:
diff changeset
   448
claus
parents:
diff changeset
   449
!SimpleView class methodsFor:'initialization'!
claus
parents:
diff changeset
   450
claus
parents:
diff changeset
   451
initialize
claus
parents:
diff changeset
   452
    DefaultStyle isNil ifTrue:[
claus
parents:
diff changeset
   453
	Font initialize.
claus
parents:
diff changeset
   454
	Form initialize.
claus
parents:
diff changeset
   455
	Color initialize.
claus
parents:
diff changeset
   456
claus
parents:
diff changeset
   457
	Display notNil ifTrue:[
claus
parents:
diff changeset
   458
	    self defaultStyle:#normal.
claus
parents:
diff changeset
   459
	].
claus
parents:
diff changeset
   460
claus
parents:
diff changeset
   461
"/    self updateStyleCache.
claus
parents:
diff changeset
   462
	self == SimpleView ifTrue:[
claus
parents:
diff changeset
   463
	    Smalltalk addDependent:self   "/ to get language changes
claus
parents:
diff changeset
   464
	]
claus
parents:
diff changeset
   465
    ]
claus
parents:
diff changeset
   466
!
claus
parents:
diff changeset
   467
claus
parents:
diff changeset
   468
postAutoload
claus
parents:
diff changeset
   469
    self updateStyleCache.
claus
parents:
diff changeset
   470
! !
claus
parents:
diff changeset
   471
claus
parents:
diff changeset
   472
!SimpleView class methodsFor:'instance creation'!
claus
parents:
diff changeset
   473
140
claus
parents: 138
diff changeset
   474
on:aModel
claus
parents: 138
diff changeset
   475
    "create a new drawable on aModel"
claus
parents: 138
diff changeset
   476
claus
parents: 138
diff changeset
   477
    "although this one does not know about models,
claus
parents: 138
diff changeset
   478
     it can still send the model-assign message. This was done
claus
parents: 138
diff changeset
   479
     to catch obsolete calls to on:aDevice.
claus
parents: 138
diff changeset
   480
    "
claus
parents: 138
diff changeset
   481
    ^ self new model:aModel.
135
claus
parents:
diff changeset
   482
!
claus
parents:
diff changeset
   483
claus
parents:
diff changeset
   484
in:aView
claus
parents:
diff changeset
   485
    "return a new view as a subview of aView.
claus
parents:
diff changeset
   486
     If aView is nil, it is left unspecified, in which superview
claus
parents:
diff changeset
   487
     the new view will be placed. The view can later be assigned
claus
parents:
diff changeset
   488
     by adding it to the superview via #addSubView:.
claus
parents:
diff changeset
   489
     If realized and no superview has ever been set, it will come
claus
parents:
diff changeset
   490
     up as a topview."
claus
parents:
diff changeset
   491
claus
parents:
diff changeset
   492
    |newView|
claus
parents:
diff changeset
   493
claus
parents:
diff changeset
   494
    newView := self basicNew.
claus
parents:
diff changeset
   495
    aView notNil ifTrue:[
claus
parents:
diff changeset
   496
	newView device:(aView device).
claus
parents:
diff changeset
   497
	newView superView:aView.
claus
parents:
diff changeset
   498
    ] ifFalse:[
151
claus
parents: 145
diff changeset
   499
	newView device:Screen current "Display"
135
claus
parents:
diff changeset
   500
    ].
claus
parents:
diff changeset
   501
    newView initialize.
claus
parents:
diff changeset
   502
    aView notNil ifTrue:[aView addSubView:newView].
claus
parents:
diff changeset
   503
    ^ newView
claus
parents:
diff changeset
   504
!
claus
parents:
diff changeset
   505
140
claus
parents: 138
diff changeset
   506
label:label
claus
parents: 138
diff changeset
   507
    "create a new view with given label"
135
claus
parents:
diff changeset
   508
claus
parents:
diff changeset
   509
    ^ self origin:nil extent:nil borderWidth:nil
140
claus
parents: 138
diff changeset
   510
		      font:nil label:label in:nil
claus
parents: 138
diff changeset
   511
!
claus
parents: 138
diff changeset
   512
claus
parents: 138
diff changeset
   513
origin:origin corner:corner in:aView
135
claus
parents:
diff changeset
   514
    "create a new view as a subview of aView with given origin and extent"
claus
parents:
diff changeset
   515
140
claus
parents: 138
diff changeset
   516
    ^ self origin:origin corner:corner borderWidth:nil
135
claus
parents:
diff changeset
   517
			 font:nil label:nil in:aView
claus
parents:
diff changeset
   518
!
claus
parents:
diff changeset
   519
claus
parents:
diff changeset
   520
origin:anOrigin extent:anExtent borderWidth:bw font:aFont label:aLabel in:aView
claus
parents:
diff changeset
   521
    |newView|
claus
parents:
diff changeset
   522
claus
parents:
diff changeset
   523
    aView notNil ifTrue:[
claus
parents:
diff changeset
   524
	newView := self basicNew.
claus
parents:
diff changeset
   525
	newView device:(aView device).
claus
parents:
diff changeset
   526
	aView addSubView:newView.
claus
parents:
diff changeset
   527
	newView initialize
claus
parents:
diff changeset
   528
    ] ifFalse:[
151
claus
parents: 145
diff changeset
   529
	newView := self onDevice:Screen current "Display"
135
claus
parents:
diff changeset
   530
    ].
claus
parents:
diff changeset
   531
    bw notNil ifTrue:[newView borderWidth:bw].
claus
parents:
diff changeset
   532
    anExtent notNil ifTrue:[newView extent:anExtent].
claus
parents:
diff changeset
   533
    anOrigin notNil ifTrue:[newView origin:anOrigin].
claus
parents:
diff changeset
   534
    aFont notNil ifTrue:[newView font:aFont].
claus
parents:
diff changeset
   535
    aLabel notNil ifTrue:[newView label:aLabel].
claus
parents:
diff changeset
   536
    ^ newView
claus
parents:
diff changeset
   537
!
claus
parents:
diff changeset
   538
claus
parents:
diff changeset
   539
origin:anOrigin corner:aCorner borderWidth:bw font:aFont label:aLabel in:aView
claus
parents:
diff changeset
   540
    |newView|
claus
parents:
diff changeset
   541
claus
parents:
diff changeset
   542
    aView notNil ifTrue:[
claus
parents:
diff changeset
   543
	newView := self basicNew.
claus
parents:
diff changeset
   544
	newView device:(aView device).
claus
parents:
diff changeset
   545
	aView addSubView:newView.
claus
parents:
diff changeset
   546
	newView initialize
claus
parents:
diff changeset
   547
    ] ifFalse:[
151
claus
parents: 145
diff changeset
   548
	newView := self onDevice:Screen current "Display"
135
claus
parents:
diff changeset
   549
    ].
claus
parents:
diff changeset
   550
    bw notNil ifTrue:[newView borderWidth:bw].
claus
parents:
diff changeset
   551
    anOrigin notNil ifTrue:[newView origin:anOrigin].
claus
parents:
diff changeset
   552
    aCorner notNil ifTrue:[newView corner:aCorner].
claus
parents:
diff changeset
   553
    aFont notNil ifTrue:[newView font:aFont].
claus
parents:
diff changeset
   554
    aLabel notNil ifTrue:[newView label:aLabel].
claus
parents:
diff changeset
   555
    ^ newView
claus
parents:
diff changeset
   556
!
claus
parents:
diff changeset
   557
140
claus
parents: 138
diff changeset
   558
label:label in:aView
claus
parents: 138
diff changeset
   559
    "create a new view as subview of aView with given label"
135
claus
parents:
diff changeset
   560
claus
parents:
diff changeset
   561
    ^ self origin:nil extent:nil borderWidth:nil
140
claus
parents: 138
diff changeset
   562
		      font:nil label:label in:aView
claus
parents: 138
diff changeset
   563
!
claus
parents: 138
diff changeset
   564
claus
parents: 138
diff changeset
   565
onSameDeviceAs:anotherView
claus
parents: 138
diff changeset
   566
    "create a view on the same device as anotherView.
claus
parents: 138
diff changeset
   567
     Used with popUpMenus, which should be created on the device of
claus
parents: 138
diff changeset
   568
     its masterView."
claus
parents: 138
diff changeset
   569
claus
parents: 138
diff changeset
   570
    |device|
claus
parents: 138
diff changeset
   571
claus
parents: 138
diff changeset
   572
    anotherView notNil ifTrue:[
claus
parents: 138
diff changeset
   573
	device := anotherView device.
claus
parents: 138
diff changeset
   574
    ] ifFalse:[
151
claus
parents: 145
diff changeset
   575
	device := Screen current "Display".
140
claus
parents: 138
diff changeset
   576
    ].
claus
parents: 138
diff changeset
   577
    ^ self onDevice:device
claus
parents: 138
diff changeset
   578
!
claus
parents: 138
diff changeset
   579
claus
parents: 138
diff changeset
   580
extent:extent in:aView
claus
parents: 138
diff changeset
   581
    "create a new view as a subview of aView with given extent"
claus
parents: 138
diff changeset
   582
claus
parents: 138
diff changeset
   583
    ^ self origin:nil extent:extent borderWidth:nil
claus
parents: 138
diff changeset
   584
		      font:nil label:nil in:aView
135
claus
parents:
diff changeset
   585
!
claus
parents:
diff changeset
   586
claus
parents:
diff changeset
   587
origin:anOrigin extent:anExtent
claus
parents:
diff changeset
   588
		label:aLabel icon:aForm
claus
parents:
diff changeset
   589
		minExtent:minExtent maxExtent:maxExtent
claus
parents:
diff changeset
   590
    |newView|
claus
parents:
diff changeset
   591
151
claus
parents: 145
diff changeset
   592
    newView := self onDevice:Screen current "Display".
135
claus
parents:
diff changeset
   593
    anOrigin notNil ifTrue:[newView origin:anOrigin].
claus
parents:
diff changeset
   594
    anExtent notNil ifTrue:[newView extent:anExtent].
claus
parents:
diff changeset
   595
    aLabel notNil ifTrue:[newView label:aLabel].
claus
parents:
diff changeset
   596
    aForm notNil ifTrue:[newView icon:aForm].
claus
parents:
diff changeset
   597
    minExtent notNil ifTrue:[newView minExtent:minExtent].
claus
parents:
diff changeset
   598
    maxExtent notNil ifTrue:[newView maxExtent:maxExtent].
claus
parents:
diff changeset
   599
    ^ newView
claus
parents:
diff changeset
   600
!
claus
parents:
diff changeset
   601
140
claus
parents: 138
diff changeset
   602
extent:extent
claus
parents: 138
diff changeset
   603
    "create a new view with given extent"
claus
parents: 138
diff changeset
   604
claus
parents: 138
diff changeset
   605
    ^ self origin:nil extent:extent borderWidth:nil
claus
parents: 138
diff changeset
   606
		      font:nil label:nil in:nil
claus
parents: 138
diff changeset
   607
!
claus
parents: 138
diff changeset
   608
claus
parents: 138
diff changeset
   609
origin:origin extent:extent in:aView
claus
parents: 138
diff changeset
   610
    "create a new view as a subview of aView with given origin and extent"
claus
parents: 138
diff changeset
   611
claus
parents: 138
diff changeset
   612
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents: 138
diff changeset
   613
			 font:nil label:nil in:aView
claus
parents: 138
diff changeset
   614
!
claus
parents: 138
diff changeset
   615
claus
parents: 138
diff changeset
   616
origin:origin in:aView
claus
parents: 138
diff changeset
   617
    "create a new view as a subview of aView with given origin"
claus
parents: 138
diff changeset
   618
claus
parents: 138
diff changeset
   619
    ^ self origin:origin extent:nil borderWidth:nil
claus
parents: 138
diff changeset
   620
			 font:nil label:nil in:aView
claus
parents: 138
diff changeset
   621
!
claus
parents: 138
diff changeset
   622
claus
parents: 138
diff changeset
   623
origin:origin extent:extent
claus
parents: 138
diff changeset
   624
    "create a new view with given origin and extent"
claus
parents: 138
diff changeset
   625
claus
parents: 138
diff changeset
   626
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents: 138
diff changeset
   627
			 font:nil label:nil in:nil
claus
parents: 138
diff changeset
   628
!
claus
parents: 138
diff changeset
   629
claus
parents: 138
diff changeset
   630
origin:origin extent:extent borderWidth:bw in:aView
claus
parents: 138
diff changeset
   631
    "create a new view as a subview of aView with given origin, extent
claus
parents: 138
diff changeset
   632
     and borderWidth"
claus
parents: 138
diff changeset
   633
claus
parents: 138
diff changeset
   634
    ^ self origin:origin extent:extent borderWidth:bw
claus
parents: 138
diff changeset
   635
			 font:nil label:nil in:aView
claus
parents: 138
diff changeset
   636
!
claus
parents: 138
diff changeset
   637
claus
parents: 138
diff changeset
   638
origin:origin extent:extent borderWidth:bw
claus
parents: 138
diff changeset
   639
    "create a new view with given origin, extent and borderWidth"
claus
parents: 138
diff changeset
   640
claus
parents: 138
diff changeset
   641
    ^ self origin:origin extent:extent borderWidth:bw
claus
parents: 138
diff changeset
   642
			 font:nil label:nil in:nil
claus
parents: 138
diff changeset
   643
!
claus
parents: 138
diff changeset
   644
135
claus
parents:
diff changeset
   645
extent:extent label:label
claus
parents:
diff changeset
   646
    "create a new view with given extent and label"
claus
parents:
diff changeset
   647
claus
parents:
diff changeset
   648
    ^ self origin:nil extent:extent borderWidth:nil
claus
parents:
diff changeset
   649
		      font:nil label:label in:nil
claus
parents:
diff changeset
   650
!
claus
parents:
diff changeset
   651
140
claus
parents: 138
diff changeset
   652
origin:origin corner:corner 
claus
parents: 138
diff changeset
   653
    "create a new view with given origin and extent"
claus
parents: 138
diff changeset
   654
claus
parents: 138
diff changeset
   655
    ^ self origin:origin corner:corner borderWidth:nil
claus
parents: 138
diff changeset
   656
			 font:nil label:nil in:nil
claus
parents: 138
diff changeset
   657
!
claus
parents: 138
diff changeset
   658
135
claus
parents:
diff changeset
   659
origin:origin extent:extent label:label
claus
parents:
diff changeset
   660
    "create a new view with given origin, extent and label"
claus
parents:
diff changeset
   661
claus
parents:
diff changeset
   662
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   663
			 font:nil label:label in:nil
claus
parents:
diff changeset
   664
!
claus
parents:
diff changeset
   665
claus
parents:
diff changeset
   666
origin:origin extent:extent font:aFont label:label
claus
parents:
diff changeset
   667
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   668
			 font:nil label:label in:nil
claus
parents:
diff changeset
   669
!
claus
parents:
diff changeset
   670
claus
parents:
diff changeset
   671
origin:origin extent:extent font:aFont label:label in:aView
claus
parents:
diff changeset
   672
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   673
			 font:aFont label:label in:aView
claus
parents:
diff changeset
   674
!
claus
parents:
diff changeset
   675
claus
parents:
diff changeset
   676
origin:origin corner:corner borderWidth:bw in:aView
claus
parents:
diff changeset
   677
    "create a new view as a subview of aView with given origin and extent"
claus
parents:
diff changeset
   678
claus
parents:
diff changeset
   679
    ^ self origin:origin corner:corner borderWidth:bw
claus
parents:
diff changeset
   680
			 font:nil label:nil in:aView
claus
parents:
diff changeset
   681
! !
claus
parents:
diff changeset
   682
claus
parents:
diff changeset
   683
!SimpleView class methodsFor:'resources'!
claus
parents:
diff changeset
   684
claus
parents:
diff changeset
   685
classResources
claus
parents:
diff changeset
   686
    "if not already loaded, get the classes resourcePack
claus
parents:
diff changeset
   687
     and return it"
claus
parents:
diff changeset
   688
claus
parents:
diff changeset
   689
    ClassResources isNil ifTrue:[
claus
parents:
diff changeset
   690
	ClassResources := ResourcePack for:self.
claus
parents:
diff changeset
   691
    ].
claus
parents:
diff changeset
   692
    ^ ClassResources
claus
parents:
diff changeset
   693
!
claus
parents:
diff changeset
   694
claus
parents:
diff changeset
   695
classResources:aResourcePack
claus
parents:
diff changeset
   696
    "allow setting of the classResources"
claus
parents:
diff changeset
   697
claus
parents:
diff changeset
   698
    ClassResources := aResourcePack
claus
parents:
diff changeset
   699
!
claus
parents:
diff changeset
   700
claus
parents:
diff changeset
   701
flushAllClassResources
claus
parents:
diff changeset
   702
    "flush all classes resource translations.
claus
parents:
diff changeset
   703
     Needed after a resource file has changed."
claus
parents:
diff changeset
   704
claus
parents:
diff changeset
   705
    ResourcePack flushCachedResourcePacks.
140
claus
parents: 138
diff changeset
   706
    SimpleView flushClassResources.
claus
parents: 138
diff changeset
   707
    SimpleView allSubclasses do:[:aClass |
135
claus
parents:
diff changeset
   708
	aClass flushClassResources.
claus
parents:
diff changeset
   709
    ]
claus
parents:
diff changeset
   710
claus
parents:
diff changeset
   711
    "
claus
parents:
diff changeset
   712
     View flushAllClassResources
claus
parents:
diff changeset
   713
    "
claus
parents:
diff changeset
   714
    "to change the language:
claus
parents:
diff changeset
   715
	Language := #english.
claus
parents:
diff changeset
   716
	Smalltalk changed:#Language.
claus
parents:
diff changeset
   717
	View flushAllClassResources
claus
parents:
diff changeset
   718
     or:
claus
parents:
diff changeset
   719
	Language := #german.
claus
parents:
diff changeset
   720
	Smalltalk changed:#Language.
claus
parents:
diff changeset
   721
	View flushAllClassResources
claus
parents:
diff changeset
   722
    "     
claus
parents:
diff changeset
   723
!
claus
parents:
diff changeset
   724
claus
parents:
diff changeset
   725
flushClassResources
claus
parents:
diff changeset
   726
    "flush classes resource string translations.
claus
parents:
diff changeset
   727
     Needed whenever a resource file or language has changed"
claus
parents:
diff changeset
   728
claus
parents:
diff changeset
   729
    ClassResources := nil.
claus
parents:
diff changeset
   730
!
claus
parents:
diff changeset
   731
claus
parents:
diff changeset
   732
updateClassResources
claus
parents:
diff changeset
   733
    "flush classes resource string translations and reload them.
claus
parents:
diff changeset
   734
     Needed whenever a resource file or language has changed"
claus
parents:
diff changeset
   735
claus
parents:
diff changeset
   736
    ClassResources := nil.
claus
parents:
diff changeset
   737
    self classResources
claus
parents:
diff changeset
   738
! !
claus
parents:
diff changeset
   739
claus
parents:
diff changeset
   740
!SimpleView class methodsFor:'defaults'!
claus
parents:
diff changeset
   741
140
claus
parents: 138
diff changeset
   742
defaultExtent
claus
parents: 138
diff changeset
   743
    "define the default extent"
claus
parents: 138
diff changeset
   744
claus
parents: 138
diff changeset
   745
    CentPoint isNil ifTrue:[CentPoint := 100 @ 100].
claus
parents: 138
diff changeset
   746
    ^ CentPoint
claus
parents: 138
diff changeset
   747
!
claus
parents: 138
diff changeset
   748
135
claus
parents:
diff changeset
   749
viewSpacing
claus
parents:
diff changeset
   750
    "return a convenient number of pixels used to separate views (usually 1mm).
claus
parents:
diff changeset
   751
     Having this value here at a common place makes certain that all views
claus
parents:
diff changeset
   752
     get a common look"
claus
parents:
diff changeset
   753
claus
parents:
diff changeset
   754
    ^ ViewSpacing
claus
parents:
diff changeset
   755
!
claus
parents:
diff changeset
   756
claus
parents:
diff changeset
   757
defaultStyle:aStyle
claus
parents:
diff changeset
   758
    "set the view style for new views"
claus
parents:
diff changeset
   759
180
claus
parents: 176
diff changeset
   760
"/    aStyle ~~ DefaultStyle ifTrue:[
135
claus
parents:
diff changeset
   761
	DefaultStyle := aStyle.
claus
parents:
diff changeset
   762
	self updateAllStyleCaches.
180
claus
parents: 176
diff changeset
   763
"/    ]
135
claus
parents:
diff changeset
   764
claus
parents:
diff changeset
   765
    "
claus
parents:
diff changeset
   766
     View defaultStyle:#next. SystemBrowser start
claus
parents:
diff changeset
   767
     View defaultStyle:#motif. SystemBrowser start
claus
parents:
diff changeset
   768
     View defaultStyle:#iris. SystemBrowser start
claus
parents:
diff changeset
   769
     View defaultStyle:#st80. SystemBrowser start
claus
parents:
diff changeset
   770
     View defaultStyle:#normal. SystemBrowser start
claus
parents:
diff changeset
   771
    "
claus
parents:
diff changeset
   772
!
claus
parents:
diff changeset
   773
claus
parents:
diff changeset
   774
updateStyleCache
claus
parents:
diff changeset
   775
    "this method gets some heavily used style stuff and keeps
claus
parents:
diff changeset
   776
     it in class-variables for faster access.
claus
parents:
diff changeset
   777
     Subclasses should redefine this to load any cached style-values
claus
parents:
diff changeset
   778
     into faster class variables as well. These should NOT do a 
claus
parents:
diff changeset
   779
     super updateStyleCache, since this method is called for all view-classes
claus
parents:
diff changeset
   780
     anyway."
claus
parents:
diff changeset
   781
claus
parents:
diff changeset
   782
    |bgGrey|
claus
parents:
diff changeset
   783
claus
parents:
diff changeset
   784
    "
claus
parents:
diff changeset
   785
     when coming here the first time, we read the styleSheet
claus
parents:
diff changeset
   786
     and keep the values in fast class variables
claus
parents:
diff changeset
   787
    "
claus
parents:
diff changeset
   788
    StyleSheet isNil ifTrue:[
claus
parents:
diff changeset
   789
	DefaultStyle := #normal.
claus
parents:
diff changeset
   790
	StyleSheet := ViewStyle fromFile:'normal.style'.
claus
parents:
diff changeset
   791
    ].
claus
parents:
diff changeset
   792
claus
parents:
diff changeset
   793
    Grey := StyleSheet viewGrey.
claus
parents:
diff changeset
   794
    Grey isNil ifTrue:[
claus
parents:
diff changeset
   795
	Grey := Color grey
claus
parents:
diff changeset
   796
    ].
claus
parents:
diff changeset
   797
    Grey := Grey on:Display.
claus
parents:
diff changeset
   798
151
claus
parents: 145
diff changeset
   799
    StyleSheet fileReadFailed ifTrue:[
claus
parents: 145
diff changeset
   800
	bgGrey := White
135
claus
parents:
diff changeset
   801
    ] ifFalse:[
151
claus
parents: 145
diff changeset
   802
	Display hasGreyscales ifTrue:[
claus
parents: 145
diff changeset
   803
	    bgGrey := Grey
claus
parents: 145
diff changeset
   804
	] ifFalse:[
claus
parents: 145
diff changeset
   805
	    bgGrey := White 
claus
parents: 145
diff changeset
   806
	]
135
claus
parents:
diff changeset
   807
    ].
151
claus
parents: 145
diff changeset
   808
    bgGrey := bgGrey on:Display.
135
claus
parents:
diff changeset
   809
claus
parents:
diff changeset
   810
    ViewSpacing := StyleSheet at:'viewSpacing'.
claus
parents:
diff changeset
   811
    ViewSpacing isNil ifTrue:[
claus
parents:
diff changeset
   812
	ViewSpacing := Display verticalPixelPerMillimeter rounded.
claus
parents:
diff changeset
   813
    ].
claus
parents:
diff changeset
   814
claus
parents:
diff changeset
   815
    DefaultBorderColor := StyleSheet colorAt:'borderColor' default:Black.
151
claus
parents: 145
diff changeset
   816
claus
parents: 145
diff changeset
   817
    StyleSheet fileReadFailed ifTrue:[
claus
parents: 145
diff changeset
   818
	DefaultBorderWidth := 1.
claus
parents: 145
diff changeset
   819
	DefaultShadowColor := Black.
claus
parents: 145
diff changeset
   820
	DefaultLightColor :=  White.
claus
parents: 145
diff changeset
   821
	DefaultFocusColor := Black.
claus
parents: 145
diff changeset
   822
	DefaultFocusBorderWidth := 2.
claus
parents: 145
diff changeset
   823
	DefaultViewBackgroundColor := bgGrey.
claus
parents: 145
diff changeset
   824
    ] ifFalse:[
claus
parents: 145
diff changeset
   825
	DefaultBorderWidth := StyleSheet at:'borderWidth' default:0.
claus
parents: 145
diff changeset
   826
	DefaultViewBackgroundColor := StyleSheet colorAt:'viewBackground' default:bgGrey.
claus
parents: 145
diff changeset
   827
	DefaultShadowColor := StyleSheet colorAt:'shadowColor'.
claus
parents: 145
diff changeset
   828
	DefaultLightColor := StyleSheet colorAt:'lightColor'.
claus
parents: 145
diff changeset
   829
	DefaultFocusColor := StyleSheet colorAt:'focusColor' default:Color red.
claus
parents: 145
diff changeset
   830
	DefaultFocusBorderWidth := StyleSheet at:'focusBorderWidth' default:2.
claus
parents: 145
diff changeset
   831
    ].
135
claus
parents:
diff changeset
   832
claus
parents:
diff changeset
   833
    DefaultFont := StyleSheet at:'font'.
claus
parents:
diff changeset
   834
    DefaultFont isNil ifTrue:[
claus
parents:
diff changeset
   835
	DefaultFont := Font family:'courier' face:'medium' style:'roman' size:12.
claus
parents:
diff changeset
   836
    ].
claus
parents:
diff changeset
   837
claus
parents:
diff changeset
   838
    DefaultFont := DefaultFont on:Display.
claus
parents:
diff changeset
   839
claus
parents:
diff changeset
   840
    DefaultViewBackgroundColor isNil ifTrue:[
claus
parents:
diff changeset
   841
	'bad viewBackground in style - using white' errorPrintNL.
claus
parents:
diff changeset
   842
	DefaultViewBackgroundColor := White
claus
parents:
diff changeset
   843
    ].
claus
parents:
diff changeset
   844
!
claus
parents:
diff changeset
   845
140
claus
parents: 138
diff changeset
   846
defaultStyle
claus
parents: 138
diff changeset
   847
    "return the default view style"
claus
parents: 138
diff changeset
   848
claus
parents: 138
diff changeset
   849
    ^ DefaultStyle
claus
parents: 138
diff changeset
   850
claus
parents: 138
diff changeset
   851
    "
claus
parents: 138
diff changeset
   852
     View defaultStyle
claus
parents: 138
diff changeset
   853
    "
claus
parents: 138
diff changeset
   854
!
claus
parents: 138
diff changeset
   855
claus
parents: 138
diff changeset
   856
updateAllStyleCaches
claus
parents: 138
diff changeset
   857
    "reload all style caches in all view classes.
claus
parents: 138
diff changeset
   858
     Needed after a style change or when a style file has been changed"
claus
parents: 138
diff changeset
   859
claus
parents: 138
diff changeset
   860
    StyleSheet := ViewStyle fromFile:(DefaultStyle , '.style').
claus
parents: 138
diff changeset
   861
    StyleSheet fileReadFailed ifTrue:[
claus
parents: 138
diff changeset
   862
	('***** WARNING: no styleSheet for ' , DefaultStyle , '-style.') errorPrintNL.
151
claus
parents: 145
diff changeset
   863
	DefaultStyle ~~ #normal ifTrue:[
claus
parents: 145
diff changeset
   864
	    DefaultStyle := #normal.
claus
parents: 145
diff changeset
   865
	    StyleSheet := ViewStyle fromFile:(DefaultStyle , '.style').
claus
parents: 145
diff changeset
   866
        
claus
parents: 145
diff changeset
   867
	    StyleSheet fileReadFailed ifTrue:[
claus
parents: 145
diff changeset
   868
		'***** WARNING: not even a styleSheet for normal-style (using defaults).' errorPrintNL.
claus
parents: 145
diff changeset
   869
	    ]
140
claus
parents: 138
diff changeset
   870
	]
claus
parents: 138
diff changeset
   871
    ].
claus
parents: 138
diff changeset
   872
claus
parents: 138
diff changeset
   873
    "
claus
parents: 138
diff changeset
   874
     tell all view classes to flush any
claus
parents: 138
diff changeset
   875
     cached style-data
claus
parents: 138
diff changeset
   876
    "
claus
parents: 138
diff changeset
   877
    self changed:#style.
claus
parents: 138
diff changeset
   878
    SimpleView updateStyleCache.
claus
parents: 138
diff changeset
   879
    SimpleView allSubclassesDo:[:aClass |
claus
parents: 138
diff changeset
   880
	(aClass class implements:#updateStyleCache) ifTrue:[aClass updateStyleCache].
claus
parents: 138
diff changeset
   881
    ]
claus
parents: 138
diff changeset
   882
claus
parents: 138
diff changeset
   883
    "
claus
parents: 138
diff changeset
   884
     View updateAllStyleCaches
claus
parents: 138
diff changeset
   885
    "
claus
parents: 138
diff changeset
   886
!
claus
parents: 138
diff changeset
   887
claus
parents: 138
diff changeset
   888
defaultFont
claus
parents: 138
diff changeset
   889
    ^ DefaultFont notNil ifTrue:[DefaultFont] ifFalse:[super defaultFont]
claus
parents: 138
diff changeset
   890
!
claus
parents: 138
diff changeset
   891
135
claus
parents:
diff changeset
   892
styleSheet:aViewStyle
claus
parents:
diff changeset
   893
    "set the view style from a style-sheet"
claus
parents:
diff changeset
   894
claus
parents:
diff changeset
   895
    StyleSheet := aViewStyle.
claus
parents:
diff changeset
   896
    DefaultStyle := (StyleSheet at:'name' ifAbsent:'unknown') asSymbol.
claus
parents:
diff changeset
   897
    self updateAllStyleCaches.
claus
parents:
diff changeset
   898
! !
claus
parents:
diff changeset
   899
140
claus
parents: 138
diff changeset
   900
!SimpleView class methodsFor:'change & update'!
claus
parents: 138
diff changeset
   901
claus
parents: 138
diff changeset
   902
update:something
claus
parents: 138
diff changeset
   903
    something == #Language ifTrue:[
claus
parents: 138
diff changeset
   904
	"flush resources on language changes"
claus
parents: 138
diff changeset
   905
	self flushAllClassResources
135
claus
parents:
diff changeset
   906
    ]
claus
parents:
diff changeset
   907
! !
claus
parents:
diff changeset
   908
151
claus
parents: 145
diff changeset
   909
!SimpleView methodsFor:'copying'!
claus
parents: 145
diff changeset
   910
claus
parents: 145
diff changeset
   911
shallowCopyForFinalization
claus
parents: 145
diff changeset
   912
    "redefined for faster creation of finalization copies
claus
parents: 145
diff changeset
   913
     (only device, gcId and drawableId are needed)"
claus
parents: 145
diff changeset
   914
claus
parents: 145
diff changeset
   915
    |aCopy|
claus
parents: 145
diff changeset
   916
claus
parents: 145
diff changeset
   917
    aCopy := DeviceViewHandle basicNew.
claus
parents: 145
diff changeset
   918
    aCopy setDevice:device id:drawableId gcId:gcId.
claus
parents: 145
diff changeset
   919
    ^ aCopy
claus
parents: 145
diff changeset
   920
! !
claus
parents: 145
diff changeset
   921
135
claus
parents:
diff changeset
   922
!SimpleView methodsFor:'accessing-transformation'!
claus
parents:
diff changeset
   923
claus
parents:
diff changeset
   924
transformation 
claus
parents:
diff changeset
   925
    "return the transformation"
claus
parents:
diff changeset
   926
154
claus
parents: 153
diff changeset
   927
    |vP org|
135
claus
parents:
diff changeset
   928
claus
parents:
diff changeset
   929
    transformation isNil ifTrue:[
claus
parents:
diff changeset
   930
	"
claus
parents:
diff changeset
   931
	 fake a transformation, if I have a non-nil window
claus
parents:
diff changeset
   932
	"
claus
parents:
diff changeset
   933
	window notNil ifTrue:[
claus
parents:
diff changeset
   934
	    superView isNil ifTrue:[
154
claus
parents: 153
diff changeset
   935
		org := 0 @ 0
135
claus
parents:
diff changeset
   936
	    ] ifFalse:[
154
claus
parents: 153
diff changeset
   937
		org := self origin
135
claus
parents:
diff changeset
   938
	    ].
154
claus
parents: 153
diff changeset
   939
	    vP := org extent:(self extent).
claus
parents: 153
diff changeset
   940
	    ^ WindowingTransformation window:window viewport:vP
135
claus
parents:
diff changeset
   941
	]
claus
parents:
diff changeset
   942
    ].
claus
parents:
diff changeset
   943
    ^ transformation
claus
parents:
diff changeset
   944
!
claus
parents:
diff changeset
   945
claus
parents:
diff changeset
   946
viewRectangle
claus
parents:
diff changeset
   947
    "return the inside area"
claus
parents:
diff changeset
   948
claus
parents:
diff changeset
   949
    |m2|
claus
parents:
diff changeset
   950
140
claus
parents: 138
diff changeset
   951
"/    innerClipRect notNil ifTrue:[
claus
parents: 138
diff changeset
   952
"/        ^ innerClipRect
claus
parents: 138
diff changeset
   953
"/    ].
135
claus
parents:
diff changeset
   954
    m2 := margin + margin.
claus
parents:
diff changeset
   955
claus
parents:
diff changeset
   956
    ^ (margin @ margin) extent:((width - m2) @ (height - m2))
claus
parents:
diff changeset
   957
!
claus
parents:
diff changeset
   958
claus
parents:
diff changeset
   959
window
claus
parents:
diff changeset
   960
    "return my window (i.e. logical coordinate space).
claus
parents:
diff changeset
   961
     If there is no window, return the extent."
claus
parents:
diff changeset
   962
claus
parents:
diff changeset
   963
    window isNil ifTrue:[^ width @ height].
claus
parents:
diff changeset
   964
    ^ window
claus
parents:
diff changeset
   965
!
claus
parents:
diff changeset
   966
claus
parents:
diff changeset
   967
window:aRectangle
claus
parents:
diff changeset
   968
    "define my window (i.e. logical coordinate space)"
claus
parents:
diff changeset
   969
claus
parents:
diff changeset
   970
    window := aRectangle.
claus
parents:
diff changeset
   971
    subViews notNil ifTrue:[
claus
parents:
diff changeset
   972
	subViews do:[:s |
claus
parents:
diff changeset
   973
	    s superViewChangedSize
claus
parents:
diff changeset
   974
	]
claus
parents:
diff changeset
   975
    ]
claus
parents:
diff changeset
   976
claus
parents:
diff changeset
   977
"
claus
parents:
diff changeset
   978
    viewport isNil ifTrue:[
claus
parents:
diff changeset
   979
	viewport := aRectangle.
claus
parents:
diff changeset
   980
    ].
claus
parents:
diff changeset
   981
"
claus
parents:
diff changeset
   982
"
claus
parents:
diff changeset
   983
    superView notNil ifTrue:[
claus
parents:
diff changeset
   984
	self superViewChangedSize
claus
parents:
diff changeset
   985
    ] ifFalse:[
claus
parents:
diff changeset
   986
	originChanged := true.
claus
parents:
diff changeset
   987
	extentChanged := true
claus
parents:
diff changeset
   988
    ]
claus
parents:
diff changeset
   989
"
claus
parents:
diff changeset
   990
!
claus
parents:
diff changeset
   991
claus
parents:
diff changeset
   992
viewOrigin
claus
parents:
diff changeset
   993
    "return the viewOrigin; thats the coordinate of the contents 
claus
parents:
diff changeset
   994
     which is shown topLeft in the view 
claus
parents:
diff changeset
   995
     (i.e. the origin of the visible part of the contents)."
claus
parents:
diff changeset
   996
claus
parents:
diff changeset
   997
    transformation isNil ifTrue:[
claus
parents:
diff changeset
   998
	^ 0@0
claus
parents:
diff changeset
   999
    ].
claus
parents:
diff changeset
  1000
    ^ transformation translation negated
claus
parents:
diff changeset
  1001
!
claus
parents:
diff changeset
  1002
claus
parents:
diff changeset
  1003
setViewOrigin:aPoint
claus
parents:
diff changeset
  1004
    "set the viewOrigin - i.e. virtually scroll without redrawing"
claus
parents:
diff changeset
  1005
claus
parents:
diff changeset
  1006
    |p|
claus
parents:
diff changeset
  1007
claus
parents:
diff changeset
  1008
    p := aPoint negated.
claus
parents:
diff changeset
  1009
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  1010
	transformation := WindowingTransformation scale:1 translation:p 
claus
parents:
diff changeset
  1011
    ] ifFalse:[
claus
parents:
diff changeset
  1012
	transformation translation:p 
claus
parents:
diff changeset
  1013
    ].
claus
parents:
diff changeset
  1014
    clipRect notNil ifTrue:[
claus
parents:
diff changeset
  1015
	self setInnerClip.
claus
parents:
diff changeset
  1016
    ].
claus
parents:
diff changeset
  1017
!
claus
parents:
diff changeset
  1018
claus
parents:
diff changeset
  1019
viewport:aRectangle
claus
parents:
diff changeset
  1020
    "define my extend in my superviews coordinate-system."
claus
parents:
diff changeset
  1021
claus
parents:
diff changeset
  1022
"/    |relW relH relX relY winW winH|
claus
parents:
diff changeset
  1023
claus
parents:
diff changeset
  1024
    viewport := aRectangle.
claus
parents:
diff changeset
  1025
    self dimensionFromViewport
claus
parents:
diff changeset
  1026
"/
claus
parents:
diff changeset
  1027
"/    superView notNil ifTrue:[
claus
parents:
diff changeset
  1028
"/        superView window isNil ifTrue:[
claus
parents:
diff changeset
  1029
"/            winW := 1.
claus
parents:
diff changeset
  1030
"/            winH := 1
claus
parents:
diff changeset
  1031
"/        ] ifFalse:[
claus
parents:
diff changeset
  1032
"/            winW := superView window width.
claus
parents:
diff changeset
  1033
"/            winH := superView window height
claus
parents:
diff changeset
  1034
"/        ].
claus
parents:
diff changeset
  1035
"/        relW := (aRectangle width / winW) asFloat.
claus
parents:
diff changeset
  1036
"/        relH := (aRectangle height / winH) asFloat.
claus
parents:
diff changeset
  1037
"/        relX := (aRectangle left / winW) asFloat.
claus
parents:
diff changeset
  1038
"/        relY := (aRectangle top / winH) asFloat.
claus
parents:
diff changeset
  1039
"/        self origin:(relX @ relY) extent:(relW @ relH)
claus
parents:
diff changeset
  1040
"/    ]
claus
parents:
diff changeset
  1041
"/
claus
parents:
diff changeset
  1042
!
claus
parents:
diff changeset
  1043
claus
parents:
diff changeset
  1044
window:aRectangle viewport:vRect
claus
parents:
diff changeset
  1045
    window := aRectangle.
claus
parents:
diff changeset
  1046
    self viewport:vRect.
claus
parents:
diff changeset
  1047
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  1048
	subViews do:[:s |
claus
parents:
diff changeset
  1049
	    s superViewChangedSize
claus
parents:
diff changeset
  1050
	]
claus
parents:
diff changeset
  1051
    ]
claus
parents:
diff changeset
  1052
!
claus
parents:
diff changeset
  1053
claus
parents:
diff changeset
  1054
scale
claus
parents:
diff changeset
  1055
    "return the scale factor (as point) of the transformation"
claus
parents:
diff changeset
  1056
claus
parents:
diff changeset
  1057
    transformation isNil ifTrue:[^ 1].
claus
parents:
diff changeset
  1058
    ^ transformation scale
claus
parents:
diff changeset
  1059
!
claus
parents:
diff changeset
  1060
claus
parents:
diff changeset
  1061
scale:aPoint
claus
parents:
diff changeset
  1062
    "set the scale factor of the transformation"
claus
parents:
diff changeset
  1063
claus
parents:
diff changeset
  1064
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  1065
	aPoint = 1 ifTrue:[^ self].
claus
parents:
diff changeset
  1066
	transformation := WindowingTransformation scale:aPoint translation:0
claus
parents:
diff changeset
  1067
    ].
claus
parents:
diff changeset
  1068
claus
parents:
diff changeset
  1069
    transformation scale:aPoint.
claus
parents:
diff changeset
  1070
    self computeInnerClip
claus
parents:
diff changeset
  1071
!
claus
parents:
diff changeset
  1072
claus
parents:
diff changeset
  1073
xOriginOfContents
claus
parents:
diff changeset
  1074
    "return the x coordinate of the viewOrigin in pixels; 
claus
parents:
diff changeset
  1075
     used by scrollBars to compute thumb position within the document."
claus
parents:
diff changeset
  1076
claus
parents:
diff changeset
  1077
    ^ self viewOrigin x
claus
parents:
diff changeset
  1078
!
claus
parents:
diff changeset
  1079
claus
parents:
diff changeset
  1080
yOriginOfContents
claus
parents:
diff changeset
  1081
    "return the y coordinate of the viewOrigin in pixels; 
claus
parents:
diff changeset
  1082
     used by scrollBars to compute thumb position within the document."
claus
parents:
diff changeset
  1083
claus
parents:
diff changeset
  1084
    ^ self viewOrigin y
claus
parents:
diff changeset
  1085
!
claus
parents:
diff changeset
  1086
claus
parents:
diff changeset
  1087
heightOfContents
claus
parents:
diff changeset
  1088
    "return the height of the contents in logical units 
claus
parents:
diff changeset
  1089
     - defaults to views visible area here.
claus
parents:
diff changeset
  1090
    This method MUST be redefined in all view classess which are
claus
parents:
diff changeset
  1091
    going to be scrolled AND show data which has different size than
claus
parents:
diff changeset
  1092
    the view. For example, a view showing A4-size documents should return
claus
parents:
diff changeset
  1093
    the number of vertical pixels such a document has on this device.
claus
parents:
diff changeset
  1094
    A view showing a bitmap of height 1000 should return 1000.
claus
parents:
diff changeset
  1095
    If not redefined, scrollbars have no way of knowing the actual size
claus
parents:
diff changeset
  1096
    of the contents being shown. This is called by scrollBars to compute
claus
parents:
diff changeset
  1097
    the relative height of the document vs. the views actual size.
claus
parents:
diff changeset
  1098
    The value returned here must be based on a scale of 1, since users
claus
parents:
diff changeset
  1099
    of this will scale as appropriate."
claus
parents:
diff changeset
  1100
claus
parents:
diff changeset
  1101
    ^ self innerHeight max:(self maxSubViewBottom)
claus
parents:
diff changeset
  1102
!
claus
parents:
diff changeset
  1103
claus
parents:
diff changeset
  1104
widthOfContents
claus
parents:
diff changeset
  1105
claus
parents:
diff changeset
  1106
    ^ self innerWidth max:(self maxSubViewRight)
claus
parents:
diff changeset
  1107
claus
parents:
diff changeset
  1108
!
claus
parents:
diff changeset
  1109
claus
parents:
diff changeset
  1110
maxSubViewBottom 
claus
parents:
diff changeset
  1111
"/    subViews isNil ifTrue:[^ 0].
claus
parents:
diff changeset
  1112
"/    ^ subViews inject:0 into:[:maxSoFar :sub | (sub top + sub height) max:maxSoFar].
claus
parents:
diff changeset
  1113
      ^ 0
claus
parents:
diff changeset
  1114
!
claus
parents:
diff changeset
  1115
claus
parents:
diff changeset
  1116
maxSubViewRight 
claus
parents:
diff changeset
  1117
"/    subViews isNil ifTrue:[^ 0].
claus
parents:
diff changeset
  1118
"/    ^ subViews inject:0 into:[:maxSoFar :sub | (sub left + sub width) max:maxSoFar].
claus
parents:
diff changeset
  1119
    ^ 0
claus
parents:
diff changeset
  1120
! !
claus
parents:
diff changeset
  1121
claus
parents:
diff changeset
  1122
!SimpleView methodsFor:'accessing-misc'!
claus
parents:
diff changeset
  1123
claus
parents:
diff changeset
  1124
shown
151
claus
parents: 145
diff changeset
  1125
    "return true if the view is shown; false if not.
claus
parents: 145
diff changeset
  1126
     Shown means: the view is mapped and is not completely covered."
135
claus
parents:
diff changeset
  1127
claus
parents:
diff changeset
  1128
    ^ shown
claus
parents:
diff changeset
  1129
!
claus
parents:
diff changeset
  1130
claus
parents:
diff changeset
  1131
inputOnly
claus
parents:
diff changeset
  1132
    "return true, if this view is an input-only view;
claus
parents:
diff changeset
  1133
     input only views are transparent and can be layed on top of a view to
claus
parents:
diff changeset
  1134
     catch its input"
claus
parents:
diff changeset
  1135
claus
parents:
diff changeset
  1136
    ^ false
claus
parents:
diff changeset
  1137
!
claus
parents:
diff changeset
  1138
157
claus
parents: 154
diff changeset
  1139
isPopUpView
135
claus
parents:
diff changeset
  1140
    "return true, if this view should be put on top (raised) automatically.
claus
parents:
diff changeset
  1141
     usually this is true for alertBoxes etc."
claus
parents:
diff changeset
  1142
claus
parents:
diff changeset
  1143
    ^ false
claus
parents:
diff changeset
  1144
!
claus
parents:
diff changeset
  1145
claus
parents:
diff changeset
  1146
is3D
151
claus
parents: 145
diff changeset
  1147
    "return true, if my style is some kind of 3D style
claus
parents: 145
diff changeset
  1148
     This is OBSOLETE and will be removed."
claus
parents: 145
diff changeset
  1149
claus
parents: 145
diff changeset
  1150
    ^ styleSheet is3D
135
claus
parents:
diff changeset
  1151
!
claus
parents:
diff changeset
  1152
182
claus
parents: 180
diff changeset
  1153
styleSheet 
claus
parents: 180
diff changeset
  1154
    "return the styleSheet. This is set at early view-creation time,
claus
parents: 180
diff changeset
  1155
     from the defaultStyleSheet which is valid at that time.
claus
parents: 180
diff changeset
  1156
     It is not affected by later defaultStyle changes"
claus
parents: 180
diff changeset
  1157
claus
parents: 180
diff changeset
  1158
    ^ styleSheet
claus
parents: 180
diff changeset
  1159
claus
parents: 180
diff changeset
  1160
    "Created: 10.9.1995 / 11:02:20 / claus"
claus
parents: 180
diff changeset
  1161
!
claus
parents: 180
diff changeset
  1162
135
claus
parents:
diff changeset
  1163
viewGravity:gravity
claus
parents:
diff changeset
  1164
    "set the viewGravity - thats the direction where the view will move
claus
parents:
diff changeset
  1165
     when the superView is resized."
claus
parents:
diff changeset
  1166
claus
parents:
diff changeset
  1167
    viewGravity ~~ gravity ifTrue:[
claus
parents:
diff changeset
  1168
	viewGravity := gravity.
claus
parents:
diff changeset
  1169
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  1170
	    device setWindowGravity:gravity in:drawableId
claus
parents:
diff changeset
  1171
	]
claus
parents:
diff changeset
  1172
    ]
claus
parents:
diff changeset
  1173
!
claus
parents:
diff changeset
  1174
140
claus
parents: 138
diff changeset
  1175
hidden:aBoolean
claus
parents: 138
diff changeset
  1176
    "if the argument is true, the receiver view will not
claus
parents: 138
diff changeset
  1177
     be realized automatically when superview is realized"
claus
parents: 138
diff changeset
  1178
151
claus
parents: 145
diff changeset
  1179
    self obsoleteMethodWarning:'use #hiddenOnRealize:'.
claus
parents: 145
diff changeset
  1180
    hiddenOnRealize := aBoolean
claus
parents: 145
diff changeset
  1181
!
claus
parents: 145
diff changeset
  1182
claus
parents: 145
diff changeset
  1183
isHiddenOnRealize:aBoolean
claus
parents: 145
diff changeset
  1184
    "return true, if the receiver will NOT be mapped when
claus
parents: 145
diff changeset
  1185
     realized. False otherwise.
claus
parents: 145
diff changeset
  1186
     The hiddenOnRealize flag is useful to create views which are
claus
parents: 145
diff changeset
  1187
     to be made visible conditionally or later."
claus
parents: 145
diff changeset
  1188
claus
parents: 145
diff changeset
  1189
    ^ hiddenOnRealize
claus
parents: 145
diff changeset
  1190
!
claus
parents: 145
diff changeset
  1191
claus
parents: 145
diff changeset
  1192
hiddenOnRealize:aBoolean
claus
parents: 145
diff changeset
  1193
    "if the argument is true, the receiver view will not
claus
parents: 145
diff changeset
  1194
     be mapped automatically when the superview is realized.
claus
parents: 145
diff changeset
  1195
     The hiddenOnRealize flag is useful to create views which are
claus
parents: 145
diff changeset
  1196
     to be made visible conditionally or later."
claus
parents: 145
diff changeset
  1197
claus
parents: 145
diff changeset
  1198
    hiddenOnRealize := aBoolean
140
claus
parents: 138
diff changeset
  1199
!
claus
parents: 138
diff changeset
  1200
135
claus
parents:
diff changeset
  1201
viewGravity
claus
parents:
diff changeset
  1202
    "return the viewGravity - thats the direction where the view will move
claus
parents:
diff changeset
  1203
     when the superView is resized."
claus
parents:
diff changeset
  1204
claus
parents:
diff changeset
  1205
    ^ viewGravity
claus
parents:
diff changeset
  1206
!
claus
parents:
diff changeset
  1207
claus
parents:
diff changeset
  1208
bitGravity
claus
parents:
diff changeset
  1209
    "return the bitGravity - thats the direction where the contents will move
claus
parents:
diff changeset
  1210
     when the the view is resized."
claus
parents:
diff changeset
  1211
claus
parents:
diff changeset
  1212
    ^ bitGravity
claus
parents:
diff changeset
  1213
!
claus
parents:
diff changeset
  1214
claus
parents:
diff changeset
  1215
bitGravity:gravity
claus
parents:
diff changeset
  1216
    "set the bitGravity - thats the direction where the contents will move
claus
parents:
diff changeset
  1217
     when the view is resized."
claus
parents:
diff changeset
  1218
claus
parents:
diff changeset
  1219
    bitGravity ~~ gravity ifTrue:[
claus
parents:
diff changeset
  1220
	bitGravity := gravity.
claus
parents:
diff changeset
  1221
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  1222
	    device setBitGravity:gravity in:drawableId
claus
parents:
diff changeset
  1223
	]
claus
parents:
diff changeset
  1224
    ]
claus
parents:
diff changeset
  1225
!
claus
parents:
diff changeset
  1226
claus
parents:
diff changeset
  1227
canDrop:anObjectOrCollection
claus
parents:
diff changeset
  1228
    "return true, if anObjectOrCollection can be
claus
parents:
diff changeset
  1229
     dropped in the receiver. This method should be
claus
parents:
diff changeset
  1230
     redefined in views which can take objects"
claus
parents:
diff changeset
  1231
claus
parents:
diff changeset
  1232
    ^ false
claus
parents:
diff changeset
  1233
!
claus
parents:
diff changeset
  1234
claus
parents:
diff changeset
  1235
hidden
claus
parents:
diff changeset
  1236
    "return true, if the view does not want to be realized
claus
parents:
diff changeset
  1237
     automatically when superview is realized"
claus
parents:
diff changeset
  1238
151
claus
parents: 145
diff changeset
  1239
    self obsoleteMethodWarning:'use #hiddenOnRealize'.
claus
parents: 145
diff changeset
  1240
    ^ hiddenOnRealize
153
claus
parents: 151
diff changeset
  1241
!
claus
parents: 151
diff changeset
  1242
claus
parents: 151
diff changeset
  1243
clipRect:aRectangle
claus
parents: 151
diff changeset
  1244
    "set the clipping rectangle for drawing (in logical coordinates);
claus
parents: 151
diff changeset
  1245
     a nil argument turn off clipping (i.e. whole view is drawable).
claus
parents: 151
diff changeset
  1246
     Redefined to care for any margin."
claus
parents: 151
diff changeset
  1247
claus
parents: 151
diff changeset
  1248
    |x y w h|
claus
parents: 151
diff changeset
  1249
claus
parents: 151
diff changeset
  1250
    aRectangle isNil ifTrue:[
claus
parents: 151
diff changeset
  1251
	clipRect isNil ifTrue:[^ self].
claus
parents: 151
diff changeset
  1252
	gcId notNil ifTrue:[
claus
parents: 151
diff changeset
  1253
	    device noClipIn:gcId
claus
parents: 151
diff changeset
  1254
	]
claus
parents: 151
diff changeset
  1255
    ] ifFalse:[
claus
parents: 151
diff changeset
  1256
	clipRect notNil ifTrue:[
claus
parents: 151
diff changeset
  1257
	    (clipRect = aRectangle) ifTrue:[^ self]
claus
parents: 151
diff changeset
  1258
	].
claus
parents: 151
diff changeset
  1259
	gcId notNil ifTrue:[
claus
parents: 151
diff changeset
  1260
	    x := aRectangle left.
claus
parents: 151
diff changeset
  1261
	    y := aRectangle top.
claus
parents: 151
diff changeset
  1262
	    w := aRectangle width.
claus
parents: 151
diff changeset
  1263
	    h := aRectangle height.
claus
parents: 151
diff changeset
  1264
	    transformation notNil ifTrue:[
claus
parents: 151
diff changeset
  1265
		x := transformation applyToX:x.
claus
parents: 151
diff changeset
  1266
		y := transformation applyToY:y.
claus
parents: 151
diff changeset
  1267
		w := transformation applyScaleX:w.
claus
parents: 151
diff changeset
  1268
		h := transformation applyScaleY:h.
claus
parents: 151
diff changeset
  1269
	    ].
claus
parents: 151
diff changeset
  1270
	    (x isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1271
		w := w + (x - x truncated).
claus
parents: 151
diff changeset
  1272
		x := x truncated
claus
parents: 151
diff changeset
  1273
	    ].
claus
parents: 151
diff changeset
  1274
	    (y isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1275
		h := h + (y - y truncated).
claus
parents: 151
diff changeset
  1276
		y := y truncated
claus
parents: 151
diff changeset
  1277
	    ].
claus
parents: 151
diff changeset
  1278
	    (w isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1279
		w := w truncated + 1
claus
parents: 151
diff changeset
  1280
	    ].
claus
parents: 151
diff changeset
  1281
	    (h isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1282
		h := h truncated + 1
claus
parents: 151
diff changeset
  1283
	    ].
claus
parents: 151
diff changeset
  1284
	    x < margin ifTrue:[
claus
parents: 151
diff changeset
  1285
		x := margin.
claus
parents: 151
diff changeset
  1286
	    ].
claus
parents: 151
diff changeset
  1287
	    y < margin ifTrue:[
claus
parents: 151
diff changeset
  1288
		y := margin.
claus
parents: 151
diff changeset
  1289
	    ].
claus
parents: 151
diff changeset
  1290
	    x + w - 1 >= (width-margin) ifTrue:[
claus
parents: 151
diff changeset
  1291
		w := width - margin - x
claus
parents: 151
diff changeset
  1292
	    ].
claus
parents: 151
diff changeset
  1293
	    y + h - 1 >= (height-margin) ifTrue:[
claus
parents: 151
diff changeset
  1294
		h := height - margin - y
claus
parents: 151
diff changeset
  1295
	    ].
claus
parents: 151
diff changeset
  1296
	    device setClipX:x y:y width:w height:h in:gcId
claus
parents: 151
diff changeset
  1297
	]
claus
parents: 151
diff changeset
  1298
    ].
claus
parents: 151
diff changeset
  1299
    clipRect := aRectangle
claus
parents: 151
diff changeset
  1300
!
claus
parents: 151
diff changeset
  1301
claus
parents: 151
diff changeset
  1302
name:aString
claus
parents: 151
diff changeset
  1303
    "set my name component to be used for resource-access"
claus
parents: 151
diff changeset
  1304
claus
parents: 151
diff changeset
  1305
    name := aString
claus
parents: 151
diff changeset
  1306
!
claus
parents: 151
diff changeset
  1307
claus
parents: 151
diff changeset
  1308
name
claus
parents: 151
diff changeset
  1309
    "return my name component to be used for resource-access"
claus
parents: 151
diff changeset
  1310
claus
parents: 151
diff changeset
  1311
    ^ name
claus
parents: 151
diff changeset
  1312
!
claus
parents: 151
diff changeset
  1313
claus
parents: 151
diff changeset
  1314
fullName
claus
parents: 151
diff changeset
  1315
    "return my full name to be used for resource-access"
claus
parents: 151
diff changeset
  1316
claus
parents: 151
diff changeset
  1317
    superView notNil ifTrue:[
claus
parents: 151
diff changeset
  1318
	^ superView fullName , '.' , name
claus
parents: 151
diff changeset
  1319
    ].
claus
parents: 151
diff changeset
  1320
    ^ name
claus
parents: 151
diff changeset
  1321
!
claus
parents: 151
diff changeset
  1322
claus
parents: 151
diff changeset
  1323
processName
claus
parents: 151
diff changeset
  1324
    "return a string to be shown in the process monitor"
claus
parents: 151
diff changeset
  1325
claus
parents: 151
diff changeset
  1326
    ^ self name
135
claus
parents:
diff changeset
  1327
! !
claus
parents:
diff changeset
  1328
140
claus
parents: 138
diff changeset
  1329
!SimpleView methodsFor:'ST-80 compatibility'!
claus
parents: 138
diff changeset
  1330
claus
parents: 138
diff changeset
  1331
sensor
claus
parents: 138
diff changeset
  1332
    "return the views sensor"
claus
parents: 138
diff changeset
  1333
claus
parents: 138
diff changeset
  1334
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  1335
	^ windowGroup sensor.
135
claus
parents:
diff changeset
  1336
    ].
140
claus
parents: 138
diff changeset
  1337
    ^ nil
claus
parents: 138
diff changeset
  1338
!
claus
parents: 138
diff changeset
  1339
claus
parents: 138
diff changeset
  1340
checkForEvents
claus
parents: 138
diff changeset
  1341
    (shown and:[windowGroup notNil]) ifTrue:[windowGroup processEvents].
claus
parents: 138
diff changeset
  1342
! !
claus
parents: 138
diff changeset
  1343
claus
parents: 138
diff changeset
  1344
!SimpleView methodsFor:'accessing-mvc'!
claus
parents: 138
diff changeset
  1345
claus
parents: 138
diff changeset
  1346
controller
claus
parents: 138
diff changeset
  1347
    "return the controller. For non MVC views, return nil"
claus
parents: 138
diff changeset
  1348
claus
parents: 138
diff changeset
  1349
    ^ controller
claus
parents: 138
diff changeset
  1350
!
claus
parents: 138
diff changeset
  1351
claus
parents: 138
diff changeset
  1352
windowGroup
claus
parents: 138
diff changeset
  1353
    "return the window group. For old style views, return nil"
claus
parents: 138
diff changeset
  1354
claus
parents: 138
diff changeset
  1355
    ^ windowGroup
claus
parents: 138
diff changeset
  1356
!
claus
parents: 138
diff changeset
  1357
claus
parents: 138
diff changeset
  1358
controller:aController
claus
parents: 138
diff changeset
  1359
    "set the controller"
claus
parents: 138
diff changeset
  1360
claus
parents: 138
diff changeset
  1361
    controller := aController.
claus
parents: 138
diff changeset
  1362
    controller notNil ifTrue:[
claus
parents: 138
diff changeset
  1363
	controller view:self.
135
claus
parents:
diff changeset
  1364
    ]
claus
parents:
diff changeset
  1365
!
claus
parents:
diff changeset
  1366
140
claus
parents: 138
diff changeset
  1367
model
135
claus
parents:
diff changeset
  1368
    ^ nil
claus
parents:
diff changeset
  1369
!
claus
parents:
diff changeset
  1370
140
claus
parents: 138
diff changeset
  1371
windowGroup:aGroup
claus
parents: 138
diff changeset
  1372
    "set the window group."
claus
parents: 138
diff changeset
  1373
claus
parents: 138
diff changeset
  1374
    windowGroup := aGroup
135
claus
parents:
diff changeset
  1375
! !
claus
parents:
diff changeset
  1376
claus
parents:
diff changeset
  1377
!SimpleView methodsFor:'event handling'!
claus
parents:
diff changeset
  1378
140
claus
parents: 138
diff changeset
  1379
mapped
claus
parents: 138
diff changeset
  1380
    "the view has been mapped (by some outside
claus
parents: 138
diff changeset
  1381
     action - i.e. window manager de-iconified me)"
claus
parents: 138
diff changeset
  1382
claus
parents: 138
diff changeset
  1383
    "
claus
parents: 138
diff changeset
  1384
     the old code was:
claus
parents: 138
diff changeset
  1385
claus
parents: 138
diff changeset
  1386
	realized := true.
claus
parents: 138
diff changeset
  1387
	shown := true.
claus
parents: 138
diff changeset
  1388
	...
claus
parents: 138
diff changeset
  1389
claus
parents: 138
diff changeset
  1390
     this created a race condition, if the view was
claus
parents: 138
diff changeset
  1391
     realized and shortly after unrealized - before the mapped event
claus
parents: 138
diff changeset
  1392
     arrived. This lead to shown being set to true even thought the
claus
parents: 138
diff changeset
  1393
     view was not. Boy - that was a bad one (hard to reproduce and hard to find).
claus
parents: 138
diff changeset
  1394
    "
claus
parents: 138
diff changeset
  1395
claus
parents: 138
diff changeset
  1396
    realized ifTrue:[
claus
parents: 138
diff changeset
  1397
	shown := true.
claus
parents: 138
diff changeset
  1398
	"
claus
parents: 138
diff changeset
  1399
	 backed views will not get expose events - have
claus
parents: 138
diff changeset
  1400
	 to force a redraw here to get things drawn into
claus
parents: 138
diff changeset
  1401
	 backing store.
claus
parents: 138
diff changeset
  1402
	"
claus
parents: 138
diff changeset
  1403
	backed ifTrue:[
claus
parents: 138
diff changeset
  1404
	    self redraw
claus
parents: 138
diff changeset
  1405
	].
claus
parents: 138
diff changeset
  1406
	subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  1407
	    subViews do:[:v |
claus
parents: 138
diff changeset
  1408
		v superViewMapped
claus
parents: 138
diff changeset
  1409
	    ]
claus
parents: 138
diff changeset
  1410
	]
claus
parents: 138
diff changeset
  1411
    ]
claus
parents: 138
diff changeset
  1412
!
claus
parents: 138
diff changeset
  1413
claus
parents: 138
diff changeset
  1414
superViewChangedSize
claus
parents: 138
diff changeset
  1415
    "my superView has changed size; if I have relative
claus
parents: 138
diff changeset
  1416
     origin/extent or blocks to evaluate, do it now .."
claus
parents: 138
diff changeset
  1417
claus
parents: 138
diff changeset
  1418
    |oldWidth oldHeight oldTop oldLeft newExt newOrg
claus
parents: 138
diff changeset
  1419
     winSuper newWidth newHeight newLeft newTop
151
claus
parents: 145
diff changeset
  1420
     superWidth superHeight superWinWidth superWinHeight
claus
parents: 145
diff changeset
  1421
     r|
140
claus
parents: 138
diff changeset
  1422
claus
parents: 138
diff changeset
  1423
    oldWidth := width.
claus
parents: 138
diff changeset
  1424
    oldHeight := height.
claus
parents: 138
diff changeset
  1425
    oldTop := top.
claus
parents: 138
diff changeset
  1426
    oldLeft := left.
claus
parents: 138
diff changeset
  1427
151
claus
parents: 145
diff changeset
  1428
    "
claus
parents: 145
diff changeset
  1429
     if this view has a viewPort, resize a la ST-80 V2.x
claus
parents: 145
diff changeset
  1430
     this will vanish - dont use it.
claus
parents: 145
diff changeset
  1431
    "
140
claus
parents: 138
diff changeset
  1432
    viewport notNil ifTrue:[
claus
parents: 138
diff changeset
  1433
	superView isNil ifTrue:[^ self].
claus
parents: 138
diff changeset
  1434
	winSuper := superView window.
claus
parents: 138
diff changeset
  1435
	winSuper isNil ifTrue:[
claus
parents: 138
diff changeset
  1436
	    "take pixel size as window"
claus
parents: 138
diff changeset
  1437
	    winSuper := 0@0 extent:(superView width@superView height)
claus
parents: 138
diff changeset
  1438
	].
claus
parents: 138
diff changeset
  1439
claus
parents: 138
diff changeset
  1440
	superWidth := superView width.
claus
parents: 138
diff changeset
  1441
	superHeight := superView height.
claus
parents: 138
diff changeset
  1442
	superWinWidth := winSuper width.
claus
parents: 138
diff changeset
  1443
	superWinHeight := winSuper height.
claus
parents: 138
diff changeset
  1444
	newLeft := (viewport left - winSuper left) * superWidth // superWinWidth.
claus
parents: 138
diff changeset
  1445
	newTop := (viewport top - winSuper top) * superHeight // superWinHeight.
claus
parents: 138
diff changeset
  1446
	newWidth := superWidth * viewport width // superWinWidth.
claus
parents: 138
diff changeset
  1447
	newHeight := superHeight * viewport height // superWinHeight.
claus
parents: 138
diff changeset
  1448
	self pixelOrigin:(newLeft @ newTop).
claus
parents: 138
diff changeset
  1449
	self pixelExtent:(newWidth @ newHeight).
claus
parents: 138
diff changeset
  1450
	^ self
claus
parents: 138
diff changeset
  1451
    ].
claus
parents: 138
diff changeset
  1452
151
claus
parents: 145
diff changeset
  1453
    "
claus
parents: 145
diff changeset
  1454
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  1455
    "
claus
parents: 145
diff changeset
  1456
    layout isNil ifTrue:[
claus
parents: 145
diff changeset
  1457
	newOrg := self computeOrigin.
claus
parents: 145
diff changeset
  1458
	newExt := self computeExtent.
claus
parents: 145
diff changeset
  1459
    ] ifFalse:[
claus
parents: 145
diff changeset
  1460
	r := (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  1461
			       preferred:(self preferredBounds)).
claus
parents: 145
diff changeset
  1462
	newOrg := r origin rounded.
claus
parents: 145
diff changeset
  1463
	newExt := r extent rounded.
claus
parents: 145
diff changeset
  1464
"/ newOrg printNL.
claus
parents: 145
diff changeset
  1465
"/ newExt printNL.
claus
parents: 145
diff changeset
  1466
    ].
140
claus
parents: 138
diff changeset
  1467
claus
parents: 138
diff changeset
  1468
    newOrg notNil ifTrue:[
claus
parents: 138
diff changeset
  1469
	((newOrg x == oldLeft) and:[newOrg y == oldTop]) ifTrue:[
claus
parents: 138
diff changeset
  1470
	    newOrg := nil
claus
parents: 138
diff changeset
  1471
	]
claus
parents: 138
diff changeset
  1472
    ].
claus
parents: 138
diff changeset
  1473
    newExt notNil ifTrue:[
claus
parents: 138
diff changeset
  1474
	((newExt x == width) and:[newExt y == height]) ifTrue:[
claus
parents: 138
diff changeset
  1475
	    newExt := nil
claus
parents: 138
diff changeset
  1476
	]
claus
parents: 138
diff changeset
  1477
    ].
claus
parents: 138
diff changeset
  1478
claus
parents: 138
diff changeset
  1479
    newExt isNil ifTrue:[
claus
parents: 138
diff changeset
  1480
	newOrg notNil ifTrue:[
claus
parents: 138
diff changeset
  1481
	    self pixelOrigin:newOrg
claus
parents: 138
diff changeset
  1482
	]
claus
parents: 138
diff changeset
  1483
    ] ifFalse:[
claus
parents: 138
diff changeset
  1484
	newOrg isNil ifTrue:[
claus
parents: 138
diff changeset
  1485
	    self pixelExtent:newExt
claus
parents: 138
diff changeset
  1486
	] ifFalse:[
claus
parents: 138
diff changeset
  1487
	    self pixelOrigin:newOrg extent:newExt
claus
parents: 138
diff changeset
  1488
	]
claus
parents: 138
diff changeset
  1489
    ]
claus
parents: 138
diff changeset
  1490
!
claus
parents: 138
diff changeset
  1491
claus
parents: 138
diff changeset
  1492
configureX:x y:y width:newWidth height:newHeight
claus
parents: 138
diff changeset
  1493
    "my size has changed by window manager action"
claus
parents: 138
diff changeset
  1494
180
claus
parents: 176
diff changeset
  1495
    |how anyEdge mustRedrawBottomEdge mustRedrawRightEdge p|
claus
parents: 176
diff changeset
  1496
claus
parents: 176
diff changeset
  1497
    (superView isNil 
claus
parents: 176
diff changeset
  1498
    and:[drawableId notNil]) ifTrue:[
claus
parents: 176
diff changeset
  1499
	"/ have to be careful - some window managers (motif) wrap another
claus
parents: 176
diff changeset
  1500
	"/ view around and the reported origin is relative to that.
claus
parents: 176
diff changeset
  1501
	"/ not relative to the screen.
claus
parents: 176
diff changeset
  1502
	p := device translatePoint:0@0 from:drawableId to:device rootWindowId.
claus
parents: 176
diff changeset
  1503
	left := p x.
claus
parents: 176
diff changeset
  1504
	top := p y.
claus
parents: 176
diff changeset
  1505
    ] ifFalse:[
claus
parents: 176
diff changeset
  1506
	left := x.
claus
parents: 176
diff changeset
  1507
	top := y.
claus
parents: 176
diff changeset
  1508
    ].
140
claus
parents: 138
diff changeset
  1509
    ((width ~~ newWidth) or:[height ~~ newHeight]) ifTrue:[
claus
parents: 138
diff changeset
  1510
	realized ifFalse:[
claus
parents: 138
diff changeset
  1511
	    width := newWidth.
claus
parents: 138
diff changeset
  1512
	    height := newHeight.
claus
parents: 138
diff changeset
  1513
	    extentChanged := true.
claus
parents: 138
diff changeset
  1514
	    ^ self
claus
parents: 138
diff changeset
  1515
	].
claus
parents: 138
diff changeset
  1516
claus
parents: 138
diff changeset
  1517
	((newWidth <= width) and:[newHeight <= height]) ifTrue:[
claus
parents: 138
diff changeset
  1518
	    how := #smaller
claus
parents: 138
diff changeset
  1519
	].
claus
parents: 138
diff changeset
  1520
claus
parents: 138
diff changeset
  1521
	level ~~ 0 ifTrue:[
claus
parents: 138
diff changeset
  1522
	    mustRedrawBottomEdge := newHeight < height.
claus
parents: 138
diff changeset
  1523
	    mustRedrawRightEdge := newWidth < width.
claus
parents: 138
diff changeset
  1524
	    anyEdge := mustRedrawBottomEdge or:[mustRedrawRightEdge]
claus
parents: 138
diff changeset
  1525
	] ifFalse:[
claus
parents: 138
diff changeset
  1526
	    anyEdge := false
claus
parents: 138
diff changeset
  1527
	].
claus
parents: 138
diff changeset
  1528
claus
parents: 138
diff changeset
  1529
	width := newWidth.
claus
parents: 138
diff changeset
  1530
	height := newHeight.
claus
parents: 138
diff changeset
  1531
claus
parents: 138
diff changeset
  1532
	"recompute inner-clip if needed"
claus
parents: 138
diff changeset
  1533
	self setInnerClip.
claus
parents: 138
diff changeset
  1534
claus
parents: 138
diff changeset
  1535
	"
claus
parents: 138
diff changeset
  1536
	 must first process pending exposes;
claus
parents: 138
diff changeset
  1537
	 otherwise, those may be drawn at a wrong position
claus
parents: 138
diff changeset
  1538
	"
claus
parents: 138
diff changeset
  1539
	windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  1540
	    windowGroup processExposeEvents
claus
parents: 138
diff changeset
  1541
	].
claus
parents: 138
diff changeset
  1542
	self sizeChanged:how.
claus
parents: 138
diff changeset
  1543
claus
parents: 138
diff changeset
  1544
	(anyEdge and:[shown]) ifTrue:[
claus
parents: 138
diff changeset
  1545
	    self clipRect:nil.
claus
parents: 138
diff changeset
  1546
	    mustRedrawBottomEdge ifTrue:[
claus
parents: 138
diff changeset
  1547
		self drawBottomEdge
claus
parents: 138
diff changeset
  1548
	    ].
claus
parents: 138
diff changeset
  1549
	    mustRedrawRightEdge ifTrue:[
claus
parents: 138
diff changeset
  1550
		self drawRightEdge
claus
parents: 138
diff changeset
  1551
	    ].
claus
parents: 138
diff changeset
  1552
	    self clipRect:innerClipRect
claus
parents: 138
diff changeset
  1553
	]
claus
parents: 138
diff changeset
  1554
    ]
138
claus
parents: 137
diff changeset
  1555
!
claus
parents: 137
diff changeset
  1556
135
claus
parents:
diff changeset
  1557
exposeX:x y:y width:w height:h
claus
parents:
diff changeset
  1558
    "a low level redraw event from device
claus
parents:
diff changeset
  1559
      - let subclass handle the redraw and take care of edges here"
claus
parents:
diff changeset
  1560
claus
parents:
diff changeset
  1561
    |leftEdge topEdge rightEdge botEdge anyEdge nx ny nw nh old|
claus
parents:
diff changeset
  1562
claus
parents:
diff changeset
  1563
    nw := w.
claus
parents:
diff changeset
  1564
    nh := h.
claus
parents:
diff changeset
  1565
    nx := x.
claus
parents:
diff changeset
  1566
    ny := y.
claus
parents:
diff changeset
  1567
claus
parents:
diff changeset
  1568
    anyEdge := false.
claus
parents:
diff changeset
  1569
claus
parents:
diff changeset
  1570
    "
claus
parents:
diff changeset
  1571
     check if there is a need to draw an edge (i.e. if margin is hit)
claus
parents:
diff changeset
  1572
    "
claus
parents:
diff changeset
  1573
    (margin ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1574
	leftEdge := false.
claus
parents:
diff changeset
  1575
	topEdge := false.
claus
parents:
diff changeset
  1576
	rightEdge := false.
claus
parents:
diff changeset
  1577
	botEdge := false.
claus
parents:
diff changeset
  1578
	transformation notNil ifTrue:[
claus
parents:
diff changeset
  1579
	    "
claus
parents:
diff changeset
  1580
	     need device coordinates for this test
claus
parents:
diff changeset
  1581
	    "
claus
parents:
diff changeset
  1582
	    nx := transformation applyToX:nx.
claus
parents:
diff changeset
  1583
	    ny := transformation applyToY:ny.
claus
parents:
diff changeset
  1584
	    nw := transformation applyScaleX:nw.
claus
parents:
diff changeset
  1585
	    nh := transformation applyScaleY:nh.
claus
parents:
diff changeset
  1586
	].
claus
parents:
diff changeset
  1587
	"
claus
parents:
diff changeset
  1588
	 adjust expose rectangle, to exclude the margin.
claus
parents:
diff changeset
  1589
	 Care for rounding errors ...
claus
parents:
diff changeset
  1590
	"
claus
parents:
diff changeset
  1591
	(nx isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1592
	    old := nx.
claus
parents:
diff changeset
  1593
	    nx := nx truncated.
claus
parents:
diff changeset
  1594
	    nw := nw + (nx - old).
claus
parents:
diff changeset
  1595
	].
claus
parents:
diff changeset
  1596
	(ny isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1597
	    old := ny.
claus
parents:
diff changeset
  1598
	    ny := ny truncated.
claus
parents:
diff changeset
  1599
	    nh := nh + (ny - old).
claus
parents:
diff changeset
  1600
	].
claus
parents:
diff changeset
  1601
	(nw isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1602
	    nw := nw truncated + 1
claus
parents:
diff changeset
  1603
	].
claus
parents:
diff changeset
  1604
	(nh isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1605
	    nh := nh truncated + 1
claus
parents:
diff changeset
  1606
	].
claus
parents:
diff changeset
  1607
	(nx < margin) ifTrue:[
claus
parents:
diff changeset
  1608
	    old := nx.
claus
parents:
diff changeset
  1609
	    nx := margin.
claus
parents:
diff changeset
  1610
	    nw := nw - (nx - old).
claus
parents:
diff changeset
  1611
	    leftEdge := anyEdge := true.
claus
parents:
diff changeset
  1612
	].
claus
parents:
diff changeset
  1613
	((nx + nw - 1) >= (width - margin)) ifTrue:[
claus
parents:
diff changeset
  1614
	    nw := (width - margin - nx).
claus
parents:
diff changeset
  1615
	    rightEdge := anyEdge := true.
claus
parents:
diff changeset
  1616
	].
claus
parents:
diff changeset
  1617
	(ny < margin) ifTrue:[
claus
parents:
diff changeset
  1618
	    old := ny.
claus
parents:
diff changeset
  1619
	    ny := margin.
claus
parents:
diff changeset
  1620
	    nh := nh - (ny - old).
claus
parents:
diff changeset
  1621
	    topEdge := anyEdge := true.
claus
parents:
diff changeset
  1622
	].
claus
parents:
diff changeset
  1623
	((ny + nh - 1) >= (height - margin)) ifTrue:[
claus
parents:
diff changeset
  1624
	    nh := (height - margin - ny).
claus
parents:
diff changeset
  1625
	    botEdge := anyEdge := true.
claus
parents:
diff changeset
  1626
	].
claus
parents:
diff changeset
  1627
	transformation notNil ifTrue:[
claus
parents:
diff changeset
  1628
	    "
claus
parents:
diff changeset
  1629
	     need logical coordinates for redraw
claus
parents:
diff changeset
  1630
	    "
claus
parents:
diff changeset
  1631
	    nx := transformation applyInverseToX:nx.
claus
parents:
diff changeset
  1632
	    ny := transformation applyInverseToY:ny.
claus
parents:
diff changeset
  1633
	    nw := transformation applyInverseScaleX:nw.
claus
parents:
diff changeset
  1634
	    nh := transformation applyInverseScaleY:nh.
claus
parents:
diff changeset
  1635
	].
claus
parents:
diff changeset
  1636
    ].
claus
parents:
diff changeset
  1637
claus
parents:
diff changeset
  1638
    "
claus
parents:
diff changeset
  1639
     redraw inside area
claus
parents:
diff changeset
  1640
    "
claus
parents:
diff changeset
  1641
    self redrawX:nx y:ny width:nw height:nh.
claus
parents:
diff changeset
  1642
claus
parents:
diff changeset
  1643
    "
claus
parents:
diff changeset
  1644
     redraw edge(s)
claus
parents:
diff changeset
  1645
    "
claus
parents:
diff changeset
  1646
    anyEdge ifTrue:[
claus
parents:
diff changeset
  1647
	self clipRect:nil.
claus
parents:
diff changeset
  1648
	(topEdge and:[leftEdge and:[botEdge and:[rightEdge]]]) ifTrue:[
claus
parents:
diff changeset
  1649
	    self drawEdges
claus
parents:
diff changeset
  1650
	] ifFalse:[
claus
parents:
diff changeset
  1651
	    topEdge ifTrue:[
claus
parents:
diff changeset
  1652
		self drawTopEdge
claus
parents:
diff changeset
  1653
	    ].
claus
parents:
diff changeset
  1654
	    leftEdge ifTrue:[
claus
parents:
diff changeset
  1655
		self drawLeftEdge
claus
parents:
diff changeset
  1656
	    ].
claus
parents:
diff changeset
  1657
	    botEdge ifTrue:[
claus
parents:
diff changeset
  1658
		self drawBottomEdge
claus
parents:
diff changeset
  1659
	    ].
claus
parents:
diff changeset
  1660
	    rightEdge ifTrue:[
claus
parents:
diff changeset
  1661
		self drawRightEdge
claus
parents:
diff changeset
  1662
	    ]
claus
parents:
diff changeset
  1663
	].
claus
parents:
diff changeset
  1664
	self clipRect:innerClipRect
claus
parents:
diff changeset
  1665
    ]
claus
parents:
diff changeset
  1666
!
claus
parents:
diff changeset
  1667
claus
parents:
diff changeset
  1668
superViewMapped
claus
parents:
diff changeset
  1669
    "my superview was mapped (became visible)"
claus
parents:
diff changeset
  1670
claus
parents:
diff changeset
  1671
    realized ifTrue:[
claus
parents:
diff changeset
  1672
	shown := true.
claus
parents:
diff changeset
  1673
	subViews notNil ifTrue:[
claus
parents:
diff changeset
  1674
	    subViews do:[:v |
claus
parents:
diff changeset
  1675
		v superViewMapped
claus
parents:
diff changeset
  1676
	    ]
claus
parents:
diff changeset
  1677
	]
claus
parents:
diff changeset
  1678
    ].
claus
parents:
diff changeset
  1679
!
claus
parents:
diff changeset
  1680
140
claus
parents: 138
diff changeset
  1681
unmapped
claus
parents: 138
diff changeset
  1682
    "the view has been unmapped 
claus
parents: 138
diff changeset
  1683
     (either by some outside action - i.e. window manager iconified me,
claus
parents: 138
diff changeset
  1684
     or due to unmapping of my parentView)"
claus
parents: 138
diff changeset
  1685
claus
parents: 138
diff changeset
  1686
    shown := false.
claus
parents: 138
diff changeset
  1687
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  1688
	subViews do:[:v |
claus
parents: 138
diff changeset
  1689
	    v superViewUnmapped
135
claus
parents:
diff changeset
  1690
	]
claus
parents:
diff changeset
  1691
    ]
claus
parents:
diff changeset
  1692
!
claus
parents:
diff changeset
  1693
140
claus
parents: 138
diff changeset
  1694
coveredBy:aView
claus
parents: 138
diff changeset
  1695
    "the receiver has been covered by another view;
claus
parents: 138
diff changeset
  1696
     we are not interrested in that here (but see modalBox for more)."
claus
parents: 138
diff changeset
  1697
!
claus
parents: 138
diff changeset
  1698
claus
parents: 138
diff changeset
  1699
superViewUnmapped
claus
parents: 138
diff changeset
  1700
    "my superView was unmapped"
claus
parents: 138
diff changeset
  1701
claus
parents: 138
diff changeset
  1702
    self unmapped
claus
parents: 138
diff changeset
  1703
!
claus
parents: 138
diff changeset
  1704
claus
parents: 138
diff changeset
  1705
sizeChanged:how
claus
parents: 138
diff changeset
  1706
    "tell subviews if I change size.
claus
parents: 138
diff changeset
  1707
     How is either #smaller, #larger or nil, and is used to control the order,
claus
parents: 138
diff changeset
  1708
     in which subviews are notified (possibly reducing redraw activity)"
claus
parents: 138
diff changeset
  1709
claus
parents: 138
diff changeset
  1710
    window notNil ifTrue:[
claus
parents: 138
diff changeset
  1711
	"compute new transformation"
135
claus
parents:
diff changeset
  1712
    ].
140
claus
parents: 138
diff changeset
  1713
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  1714
	(how isNil "false" 
claus
parents: 138
diff changeset
  1715
	or:[how == #smaller]) ifTrue:[
claus
parents: 138
diff changeset
  1716
	    subViews do:[:view |
claus
parents: 138
diff changeset
  1717
		view superViewChangedSize
claus
parents: 138
diff changeset
  1718
	    ]
claus
parents: 138
diff changeset
  1719
	] ifFalse:[
claus
parents: 138
diff changeset
  1720
	    "doing it reverse speeds up resizing - usually subviews
claus
parents: 138
diff changeset
  1721
	     are created from top-left to bottom-right; therefore
claus
parents: 138
diff changeset
  1722
	     bottom-right views will be moved/resized first, then top-left ones;
claus
parents: 138
diff changeset
  1723
	     this avoids multiple redraws of subviews"
claus
parents: 138
diff changeset
  1724
claus
parents: 138
diff changeset
  1725
	    subViews reverseDo:[:view |
claus
parents: 138
diff changeset
  1726
		view superViewChangedSize
claus
parents: 138
diff changeset
  1727
	    ]
135
claus
parents:
diff changeset
  1728
	]
claus
parents:
diff changeset
  1729
    ].
140
claus
parents: 138
diff changeset
  1730
    self changed:#sizeOfView with:how.
claus
parents: 138
diff changeset
  1731
!
claus
parents: 138
diff changeset
  1732
claus
parents: 138
diff changeset
  1733
reparented
claus
parents: 138
diff changeset
  1734
    "the view has changed its parent by some outside
claus
parents: 138
diff changeset
  1735
     action - i.e. window manager has added a frame.
claus
parents: 138
diff changeset
  1736
     nothing done here"
claus
parents: 138
diff changeset
  1737
claus
parents: 138
diff changeset
  1738
    ^ self
claus
parents: 138
diff changeset
  1739
!
claus
parents: 138
diff changeset
  1740
claus
parents: 138
diff changeset
  1741
keyPress:key x:x y:y
claus
parents: 138
diff changeset
  1742
    "a key has been pressed. If there are components,
claus
parents: 138
diff changeset
  1743
     pass it to the corresponding one. 
claus
parents: 138
diff changeset
  1744
     Otherwise, forward it to the superview, if there is any."
claus
parents: 138
diff changeset
  1745
claus
parents: 138
diff changeset
  1746
    components notNil ifTrue:[
claus
parents: 138
diff changeset
  1747
	components do:[:aComponent |
claus
parents: 138
diff changeset
  1748
	    |thisFrame|
claus
parents: 138
diff changeset
  1749
claus
parents: 138
diff changeset
  1750
	    thisFrame := aComponent frame.
claus
parents: 138
diff changeset
  1751
	    (thisFrame containsPointX:x y:y) ifTrue:[
claus
parents: 138
diff changeset
  1752
		aComponent keyPress:key x:x - thisFrame left
claus
parents: 138
diff changeset
  1753
					y:y - thisFrame top.
claus
parents: 138
diff changeset
  1754
		^ self
claus
parents: 138
diff changeset
  1755
	    ]
135
claus
parents:
diff changeset
  1756
	]
claus
parents:
diff changeset
  1757
    ].
claus
parents:
diff changeset
  1758
140
claus
parents: 138
diff changeset
  1759
    x >= 0 ifTrue:[
claus
parents: 138
diff changeset
  1760
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  1761
	    WindowEvent
claus
parents: 138
diff changeset
  1762
		sendEvent:#keyPress:x:y:
claus
parents: 138
diff changeset
  1763
		arguments:(Array with:key with:0 with:0)
claus
parents: 138
diff changeset
  1764
		view:superView
135
claus
parents:
diff changeset
  1765
	] ifFalse:[
140
claus
parents: 138
diff changeset
  1766
	    super keyPress:key x:x y:y
135
claus
parents:
diff changeset
  1767
	]
claus
parents:
diff changeset
  1768
    ]
claus
parents:
diff changeset
  1769
!
claus
parents:
diff changeset
  1770
claus
parents:
diff changeset
  1771
buttonPress:button x:x y:y
claus
parents:
diff changeset
  1772
    "button was pressed - if its the middle button 
claus
parents:
diff changeset
  1773
     and there is a middleButtonMenu, show it.
claus
parents:
diff changeset
  1774
     If both a model and a menuSelector is is defined, ask the model for
claus
parents:
diff changeset
  1775
     the menu and launch it. The menu is supposed to return an actionSelector
claus
parents:
diff changeset
  1776
     which in turn is sent to the model."
claus
parents:
diff changeset
  1777
153
claus
parents: 151
diff changeset
  1778
    |menu menuPerformer actionSelector actionArg|
135
claus
parents:
diff changeset
  1779
claus
parents:
diff changeset
  1780
    components notNil ifTrue:[
claus
parents:
diff changeset
  1781
	components do:[:aComponent |
claus
parents:
diff changeset
  1782
	    |thisFrame|
claus
parents:
diff changeset
  1783
claus
parents:
diff changeset
  1784
	    thisFrame := aComponent frame.
claus
parents:
diff changeset
  1785
	    (thisFrame containsPointX:x y:y) ifTrue:[
claus
parents:
diff changeset
  1786
		aComponent buttonPress:button x:x - thisFrame left
claus
parents:
diff changeset
  1787
					      y:y - thisFrame top.
claus
parents:
diff changeset
  1788
		^ self
claus
parents:
diff changeset
  1789
	    ]
claus
parents:
diff changeset
  1790
	]
claus
parents:
diff changeset
  1791
    ].
claus
parents:
diff changeset
  1792
claus
parents:
diff changeset
  1793
    ((button == 2) or:[button == #menu]) ifTrue:[
claus
parents:
diff changeset
  1794
	"
claus
parents:
diff changeset
  1795
	 try ST-80 style menus first:
claus
parents:
diff changeset
  1796
	 if there is a model, and a menuMessage is defined,
claus
parents:
diff changeset
  1797
	 ask model for the menu and launch that if non-nil.
claus
parents:
diff changeset
  1798
	"
claus
parents:
diff changeset
  1799
	menu := self yellowButtonMenu.
claus
parents:
diff changeset
  1800
	menu notNil ifTrue:[
claus
parents:
diff changeset
  1801
	    "
claus
parents:
diff changeset
  1802
	     got one, launch the menu. It is supposed
claus
parents:
diff changeset
  1803
	     to return an actionSelector.
claus
parents:
diff changeset
  1804
	    "
claus
parents:
diff changeset
  1805
	    menuPerformer := self menuPerformer.
claus
parents:
diff changeset
  1806
	    "
claus
parents:
diff changeset
  1807
	     a temporary kludge: subMenus dont know about 
claus
parents:
diff changeset
  1808
	     actionSelectors yet ...
claus
parents:
diff changeset
  1809
	    "
claus
parents:
diff changeset
  1810
	    menu receiver isNil ifTrue:[
claus
parents:
diff changeset
  1811
		menu receiver:menuPerformer
claus
parents:
diff changeset
  1812
	    ].
claus
parents:
diff changeset
  1813
	    actionSelector := menu startUp.
claus
parents:
diff changeset
  1814
142
claus
parents: 140
diff changeset
  1815
	    "
153
claus
parents: 151
diff changeset
  1816
	     mhmh - kludge for selectors with argument
claus
parents: 151
diff changeset
  1817
	    "
claus
parents: 151
diff changeset
  1818
	    (actionSelector isMemberOf:Array) ifTrue:[
claus
parents: 151
diff changeset
  1819
		actionArg := actionSelector at:2.
claus
parents: 151
diff changeset
  1820
		actionSelector := actionSelector at:1.
claus
parents: 151
diff changeset
  1821
	    ].
claus
parents: 151
diff changeset
  1822
claus
parents: 151
diff changeset
  1823
	    "
142
claus
parents: 140
diff changeset
  1824
	     mhmh - ST-80 seems to send some to the model and
claus
parents: 140
diff changeset
  1825
	     others (copy/cut/paste) to the controller/view
153
claus
parents: 151
diff changeset
  1826
	     Simulate this behavior, by looking what the model responds to.
142
claus
parents: 140
diff changeset
  1827
	    "
135
claus
parents:
diff changeset
  1828
	    (actionSelector notNil
claus
parents:
diff changeset
  1829
	    and:[actionSelector isSymbol]) ifTrue:[
142
claus
parents: 140
diff changeset
  1830
		(menuPerformer respondsTo:actionSelector) ifFalse:[
153
claus
parents: 151
diff changeset
  1831
		    (self respondsTo:actionSelector) ifTrue:[
claus
parents: 151
diff changeset
  1832
			menuPerformer := self
claus
parents: 151
diff changeset
  1833
		    ]
142
claus
parents: 140
diff changeset
  1834
		].
153
claus
parents: 151
diff changeset
  1835
		actionSelector numArgs ~~ 0 ifTrue:[
claus
parents: 151
diff changeset
  1836
		    menuPerformer perform:actionSelector with:actionArg
claus
parents: 151
diff changeset
  1837
		] ifFalse:[
claus
parents: 151
diff changeset
  1838
		    menuPerformer perform:actionSelector
claus
parents: 151
diff changeset
  1839
		]
135
claus
parents:
diff changeset
  1840
	    ].
claus
parents:
diff changeset
  1841
	    ^ self
claus
parents:
diff changeset
  1842
	].
claus
parents:
diff changeset
  1843
    ].
claus
parents:
diff changeset
  1844
    super buttonPress:button x:x y:y
claus
parents:
diff changeset
  1845
!
claus
parents:
diff changeset
  1846
140
claus
parents: 138
diff changeset
  1847
hasKeyboardFocus:aBoolean
135
claus
parents:
diff changeset
  1848
    ^ self
claus
parents:
diff changeset
  1849
!
claus
parents:
diff changeset
  1850
claus
parents:
diff changeset
  1851
focusIn
claus
parents:
diff changeset
  1852
    "got keyboard focus"
claus
parents:
diff changeset
  1853
claus
parents:
diff changeset
  1854
    self showFocus
claus
parents:
diff changeset
  1855
!
claus
parents:
diff changeset
  1856
claus
parents:
diff changeset
  1857
visibilityChange:how
claus
parents:
diff changeset
  1858
    "the visibility of the view has changed (by some outside
claus
parents:
diff changeset
  1859
     action - i.e. window manager rearranged things).
claus
parents:
diff changeset
  1860
     Using this knowledge avoids useless redraw in obsucred views."
claus
parents:
diff changeset
  1861
claus
parents:
diff changeset
  1862
    how == #fullyObscured ifTrue:[
claus
parents:
diff changeset
  1863
	shown := false
claus
parents:
diff changeset
  1864
    ] ifFalse:[
claus
parents:
diff changeset
  1865
	shown := true.
claus
parents:
diff changeset
  1866
    ]
claus
parents:
diff changeset
  1867
!
claus
parents:
diff changeset
  1868
140
claus
parents: 138
diff changeset
  1869
focusOut
claus
parents: 138
diff changeset
  1870
    "lost keyboard focus"
claus
parents: 138
diff changeset
  1871
claus
parents: 138
diff changeset
  1872
    self showNoFocus
claus
parents: 138
diff changeset
  1873
!
claus
parents: 138
diff changeset
  1874
135
claus
parents:
diff changeset
  1875
destroyed
claus
parents:
diff changeset
  1876
    "view has been destroyed by someone else (usually window system)"
claus
parents:
diff changeset
  1877
claus
parents:
diff changeset
  1878
    shown := false.
claus
parents:
diff changeset
  1879
    super destroyed
claus
parents:
diff changeset
  1880
!
claus
parents:
diff changeset
  1881
157
claus
parents: 154
diff changeset
  1882
terminate
claus
parents: 154
diff changeset
  1883
    "window manager wants me to go away;
claus
parents: 154
diff changeset
  1884
     - notice, that not all window managers are nice enough to 
claus
parents: 154
diff changeset
  1885
       send this event, but simply destroy the view instead.
claus
parents: 154
diff changeset
  1886
     Can be redefined in subclasses to do whatever cleanup is 
claus
parents: 154
diff changeset
  1887
     required."
claus
parents: 154
diff changeset
  1888
claus
parents: 154
diff changeset
  1889
    ^ self destroy
claus
parents: 154
diff changeset
  1890
!
claus
parents: 154
diff changeset
  1891
135
claus
parents:
diff changeset
  1892
saveAndTerminate
claus
parents:
diff changeset
  1893
    "window manager wants me to save and go away; 
claus
parents:
diff changeset
  1894
     - notice, that not all window managers are nice enough to 
claus
parents:
diff changeset
  1895
       send this event, but simply destroy the view instead.
claus
parents:
diff changeset
  1896
     Can be redefined in subclasses to do whatever is required
claus
parents:
diff changeset
  1897
     to prepare for restart."
claus
parents:
diff changeset
  1898
claus
parents:
diff changeset
  1899
    ^ self destroy
claus
parents:
diff changeset
  1900
! !
claus
parents:
diff changeset
  1901
140
claus
parents: 138
diff changeset
  1902
!SimpleView methodsFor:'private'!
claus
parents: 138
diff changeset
  1903
claus
parents: 138
diff changeset
  1904
setInnerClip
claus
parents: 138
diff changeset
  1905
    "compute, and set the inside clip-area"
claus
parents: 138
diff changeset
  1906
claus
parents: 138
diff changeset
  1907
    self computeInnerClip.
claus
parents: 138
diff changeset
  1908
    self clipRect:innerClipRect
claus
parents: 138
diff changeset
  1909
!
claus
parents: 138
diff changeset
  1910
claus
parents: 138
diff changeset
  1911
computeInnerClip
claus
parents: 138
diff changeset
  1912
    "compute, but do not set the inside clip-area"
claus
parents: 138
diff changeset
  1913
claus
parents: 138
diff changeset
  1914
    |m2 nX nY nW nH|
claus
parents: 138
diff changeset
  1915
claus
parents: 138
diff changeset
  1916
    (margin ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  1917
	m2 := margin + margin.
claus
parents: 138
diff changeset
  1918
	nX := nY := margin.
claus
parents: 138
diff changeset
  1919
	nW := width - m2.
claus
parents: 138
diff changeset
  1920
	nH := height - m2.
claus
parents: 138
diff changeset
  1921
	transformation notNil ifTrue:[
claus
parents: 138
diff changeset
  1922
	    nX := transformation applyInverseToX:nX.
claus
parents: 138
diff changeset
  1923
	    nY := transformation applyInverseToY:nY.
claus
parents: 138
diff changeset
  1924
	    nW := transformation applyInverseScaleX:nW.
claus
parents: 138
diff changeset
  1925
	    nH := transformation applyInverseScaleY:nH.
claus
parents: 138
diff changeset
  1926
	].
claus
parents: 138
diff changeset
  1927
	innerClipRect := Rectangle 
claus
parents: 138
diff changeset
  1928
				 left:nX 
claus
parents: 138
diff changeset
  1929
				 top:nY 
claus
parents: 138
diff changeset
  1930
				 width:nW 
claus
parents: 138
diff changeset
  1931
				 height:nH
claus
parents: 138
diff changeset
  1932
    ] ifFalse:[
claus
parents: 138
diff changeset
  1933
	"no clipping"
claus
parents: 138
diff changeset
  1934
	innerClipRect := nil
claus
parents: 138
diff changeset
  1935
    ]
claus
parents: 138
diff changeset
  1936
!
claus
parents: 138
diff changeset
  1937
claus
parents: 138
diff changeset
  1938
pixelOrigin:origin extent:extent
claus
parents: 138
diff changeset
  1939
    "set the views origin and extent in pixels"
claus
parents: 138
diff changeset
  1940
claus
parents: 138
diff changeset
  1941
    |newLeft newTop newWidth newHeight how 
claus
parents: 138
diff changeset
  1942
     mustRedrawBottomEdge mustRedrawRightEdge mustRepaintBottom
claus
parents: 138
diff changeset
  1943
     mustRepaintRight sameOrigin oldWidth oldHeight|
claus
parents: 138
diff changeset
  1944
claus
parents: 138
diff changeset
  1945
    newLeft := origin x.
claus
parents: 138
diff changeset
  1946
    newTop := origin y.
claus
parents: 138
diff changeset
  1947
    sameOrigin := ((newTop == top) and:[newLeft == left]).
claus
parents: 138
diff changeset
  1948
claus
parents: 138
diff changeset
  1949
    newWidth := extent x.
claus
parents: 138
diff changeset
  1950
    newHeight := extent y.
claus
parents: 138
diff changeset
  1951
claus
parents: 138
diff changeset
  1952
    "
claus
parents: 138
diff changeset
  1953
     X complains badly if you try to create/resize a view with
claus
parents: 138
diff changeset
  1954
     a dimension <= 0 ... (although I think that 0 maks sense ...)
claus
parents: 138
diff changeset
  1955
    "
claus
parents: 138
diff changeset
  1956
    newWidth < 1 ifTrue:[
claus
parents: 138
diff changeset
  1957
	newWidth := 1.
claus
parents: 138
diff changeset
  1958
    ].
claus
parents: 138
diff changeset
  1959
    newHeight < 1 ifTrue:[
claus
parents: 138
diff changeset
  1960
	newHeight := 1
claus
parents: 138
diff changeset
  1961
    ].
claus
parents: 138
diff changeset
  1962
claus
parents: 138
diff changeset
  1963
    ((newWidth == width) and:[newHeight == height]) ifTrue:[
claus
parents: 138
diff changeset
  1964
	sameOrigin ifTrue:[^ self].
claus
parents: 138
diff changeset
  1965
	^ self pixelOrigin:origin
claus
parents: 138
diff changeset
  1966
    ].
claus
parents: 138
diff changeset
  1967
    top := newTop.
claus
parents: 138
diff changeset
  1968
    left := newLeft.
claus
parents: 138
diff changeset
  1969
claus
parents: 138
diff changeset
  1970
"/    shown ifTrue:[                  "4-nov-94 actually correct,"
claus
parents: 138
diff changeset
  1971
    drawableId notNil ifTrue:[        "but theres a bug in menus when resized while hidden"
151
claus
parents: 145
diff changeset
  1972
	mustRedrawBottomEdge := (level ~~ 0) and:[newHeight < height].
claus
parents: 145
diff changeset
  1973
	mustRedrawRightEdge := (level ~~ 0) and:[newWidth < width].
claus
parents: 145
diff changeset
  1974
claus
parents: 145
diff changeset
  1975
	((newHeight <= height) and:[newWidth <= width]) ifTrue:[
claus
parents: 145
diff changeset
  1976
	    how := #smaller
claus
parents: 145
diff changeset
  1977
	].
claus
parents: 145
diff changeset
  1978
140
claus
parents: 138
diff changeset
  1979
	mustRepaintRight := false.
claus
parents: 138
diff changeset
  1980
	mustRepaintBottom := false.
claus
parents: 138
diff changeset
  1981
	(level ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  1982
	    "clear the old edges"
claus
parents: 138
diff changeset
  1983
claus
parents: 138
diff changeset
  1984
	    newWidth > width ifTrue:[
claus
parents: 138
diff changeset
  1985
		self clipRect:nil.
claus
parents: 138
diff changeset
  1986
		self paint:viewBackground.
claus
parents: 138
diff changeset
  1987
		self fillDeviceRectangleX:(width - margin)
claus
parents: 138
diff changeset
  1988
					y:0
claus
parents: 138
diff changeset
  1989
				    width:margin
claus
parents: 138
diff changeset
  1990
				   height:height.
claus
parents: 138
diff changeset
  1991
		mustRepaintRight := true.
claus
parents: 138
diff changeset
  1992
		oldWidth := width
claus
parents: 138
diff changeset
  1993
	    ].
claus
parents: 138
diff changeset
  1994
	    newHeight > height ifTrue:[
claus
parents: 138
diff changeset
  1995
		self clipRect:nil.
claus
parents: 138
diff changeset
  1996
		self paint:viewBackground.
claus
parents: 138
diff changeset
  1997
		self fillDeviceRectangleX:0
claus
parents: 138
diff changeset
  1998
					y:(height - margin)
claus
parents: 138
diff changeset
  1999
				    width:width
claus
parents: 138
diff changeset
  2000
				   height:margin.
claus
parents: 138
diff changeset
  2001
		mustRepaintBottom := true.
claus
parents: 138
diff changeset
  2002
		oldHeight := height
claus
parents: 138
diff changeset
  2003
	    ]
claus
parents: 138
diff changeset
  2004
	].
claus
parents: 138
diff changeset
  2005
claus
parents: 138
diff changeset
  2006
	width := newWidth.
claus
parents: 138
diff changeset
  2007
	height := newHeight.
claus
parents: 138
diff changeset
  2008
claus
parents: 138
diff changeset
  2009
	self setInnerClip.
claus
parents: 138
diff changeset
  2010
claus
parents: 138
diff changeset
  2011
	"if view becomes smaller, send sizeChanged first"
claus
parents: 138
diff changeset
  2012
	(how == #smaller) ifTrue:[
claus
parents: 138
diff changeset
  2013
	    self sizeChanged:how
claus
parents: 138
diff changeset
  2014
	].
claus
parents: 138
diff changeset
  2015
claus
parents: 138
diff changeset
  2016
	"have to tell X, when extent of view is changed"
claus
parents: 138
diff changeset
  2017
	sameOrigin ifTrue:[
claus
parents: 138
diff changeset
  2018
	    device resizeWindow:drawableId width:width height:height.
claus
parents: 138
diff changeset
  2019
	] ifFalse:[
claus
parents: 138
diff changeset
  2020
	    "claus: some xservers seem to do better when resizing
claus
parents: 138
diff changeset
  2021
	     first ...."
claus
parents: 138
diff changeset
  2022
" 
claus
parents: 138
diff changeset
  2023
	    (how == #smaller) ifTrue:[
claus
parents: 138
diff changeset
  2024
		device resizeWindow:drawableId width:width height:height.
claus
parents: 138
diff changeset
  2025
		device moveWindow:drawableId x:left y:top
claus
parents: 138
diff changeset
  2026
	    ] ifFalse:[
claus
parents: 138
diff changeset
  2027
		device moveResizeWindow:drawableId x:left y:top width:width height:height
claus
parents: 138
diff changeset
  2028
	    ].
claus
parents: 138
diff changeset
  2029
" 
claus
parents: 138
diff changeset
  2030
	    device moveResizeWindow:drawableId x:left y:top
claus
parents: 138
diff changeset
  2031
					   width:width height:height.
claus
parents: 138
diff changeset
  2032
" "
claus
parents: 138
diff changeset
  2033
	].
claus
parents: 138
diff changeset
  2034
claus
parents: 138
diff changeset
  2035
	"if view becomes bigger, send sizeChanged after"
claus
parents: 138
diff changeset
  2036
	(how ~~ #smaller) ifTrue:[
claus
parents: 138
diff changeset
  2037
	    self sizeChanged:how
claus
parents: 138
diff changeset
  2038
	].
claus
parents: 138
diff changeset
  2039
claus
parents: 138
diff changeset
  2040
	(mustRedrawBottomEdge or:[mustRedrawRightEdge]) ifTrue:[
claus
parents: 138
diff changeset
  2041
	    self clipRect:nil.
claus
parents: 138
diff changeset
  2042
	    mustRedrawBottomEdge ifTrue:[
claus
parents: 138
diff changeset
  2043
		self drawBottomEdge
claus
parents: 138
diff changeset
  2044
	    ].
claus
parents: 138
diff changeset
  2045
	    mustRedrawRightEdge ifTrue:[
claus
parents: 138
diff changeset
  2046
		self drawRightEdge
claus
parents: 138
diff changeset
  2047
	    ].
claus
parents: 138
diff changeset
  2048
	    self clipRect:innerClipRect
claus
parents: 138
diff changeset
  2049
	].
claus
parents: 138
diff changeset
  2050
claus
parents: 138
diff changeset
  2051
	mustRepaintRight ifTrue:[
claus
parents: 138
diff changeset
  2052
	    self redrawDeviceX:(oldWidth - margin)
claus
parents: 138
diff changeset
  2053
			     y:0
claus
parents: 138
diff changeset
  2054
			 width:margin
claus
parents: 138
diff changeset
  2055
			height:height.
claus
parents: 138
diff changeset
  2056
	].
claus
parents: 138
diff changeset
  2057
	mustRepaintBottom ifTrue:[
claus
parents: 138
diff changeset
  2058
	    self redrawDeviceX:0
claus
parents: 138
diff changeset
  2059
			     y:(oldHeight - margin)
claus
parents: 138
diff changeset
  2060
			 width:width
claus
parents: 138
diff changeset
  2061
			height:margin.
claus
parents: 138
diff changeset
  2062
	].
claus
parents: 138
diff changeset
  2063
    ] ifFalse:[
claus
parents: 138
diff changeset
  2064
	"otherwise memorize the need for a sizeChanged message"
claus
parents: 138
diff changeset
  2065
claus
parents: 138
diff changeset
  2066
	width := newWidth.
claus
parents: 138
diff changeset
  2067
	height := newHeight.
claus
parents: 138
diff changeset
  2068
	sameOrigin ifFalse:[
claus
parents: 138
diff changeset
  2069
	    originChanged := true.
claus
parents: 138
diff changeset
  2070
	].
claus
parents: 138
diff changeset
  2071
	extentChanged := true
claus
parents: 138
diff changeset
  2072
    ]
claus
parents: 138
diff changeset
  2073
!
claus
parents: 138
diff changeset
  2074
claus
parents: 138
diff changeset
  2075
originFromRelativeOrigin:aPoint
claus
parents: 138
diff changeset
  2076
    "compute & return pixel origin from relativeOrigin, aPoint"
claus
parents: 138
diff changeset
  2077
claus
parents: 138
diff changeset
  2078
    |p l t|
claus
parents: 138
diff changeset
  2079
claus
parents: 138
diff changeset
  2080
    p := self pointFromRelative:aPoint.
claus
parents: 138
diff changeset
  2081
claus
parents: 138
diff changeset
  2082
    insets isNil ifTrue:[
claus
parents: 138
diff changeset
  2083
	^ p
claus
parents: 138
diff changeset
  2084
    ].
claus
parents: 138
diff changeset
  2085
    l := insets at:1.
claus
parents: 138
diff changeset
  2086
    t := insets at:2.
claus
parents: 138
diff changeset
  2087
claus
parents: 138
diff changeset
  2088
"/  l := t := 0.
claus
parents: 138
diff changeset
  2089
"/    leftInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2090
"/        l := leftInset
claus
parents: 138
diff changeset
  2091
"/    ].
claus
parents: 138
diff changeset
  2092
"/    topInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2093
"/        t := topInset
claus
parents: 138
diff changeset
  2094
"/    ].
claus
parents: 138
diff changeset
  2095
    ((l ~~ 0) or:[t ~~ 0]) ifTrue:[
claus
parents: 138
diff changeset
  2096
	^ (p x + l) @ (p y + t)
claus
parents: 138
diff changeset
  2097
    ].
claus
parents: 138
diff changeset
  2098
    ^ p
claus
parents: 138
diff changeset
  2099
!
claus
parents: 138
diff changeset
  2100
claus
parents: 138
diff changeset
  2101
pixelOrigin:origin
claus
parents: 138
diff changeset
  2102
    "set the views origin in pixels. For subviews. the origin is relative
claus
parents: 138
diff changeset
  2103
     to the superviews top-left. For topViews, its the screen origin."
claus
parents: 138
diff changeset
  2104
claus
parents: 138
diff changeset
  2105
    |newLeft newTop|
claus
parents: 138
diff changeset
  2106
claus
parents: 138
diff changeset
  2107
    newLeft := origin x.
claus
parents: 138
diff changeset
  2108
    newTop := origin y.
claus
parents: 138
diff changeset
  2109
    ((newTop ~~ top) or:[newLeft ~~ left]) ifTrue:[
claus
parents: 138
diff changeset
  2110
	top := newTop.
claus
parents: 138
diff changeset
  2111
	left := newLeft.
claus
parents: 138
diff changeset
  2112
claus
parents: 138
diff changeset
  2113
	"
claus
parents: 138
diff changeset
  2114
	 if the receiver is visible, or is a topView, perform the
claus
parents: 138
diff changeset
  2115
	 operation right away - otherwise, simply remember that the
claus
parents: 138
diff changeset
  2116
	 origin has changed - will tell the display once we get realized
claus
parents: 138
diff changeset
  2117
	"
151
claus
parents: 145
diff changeset
  2118
"/        (shown 
claus
parents: 145
diff changeset
  2119
"/        or:[superView isNil and:[drawableId notNil]]) ifTrue:[
claus
parents: 145
diff changeset
  2120
claus
parents: 145
diff changeset
  2121
	"/ no, have to do it if drawableId is there
claus
parents: 145
diff changeset
  2122
	"/ (otherwise, we could not move unmapped views around ...
claus
parents: 145
diff changeset
  2123
	"/
claus
parents: 145
diff changeset
  2124
	drawableId notNil ifTrue:[
140
claus
parents: 138
diff changeset
  2125
	    device moveWindow:drawableId x:left y:top
claus
parents: 138
diff changeset
  2126
	] ifFalse:[
claus
parents: 138
diff changeset
  2127
	    originChanged := true
135
claus
parents:
diff changeset
  2128
	]
claus
parents:
diff changeset
  2129
    ]
claus
parents:
diff changeset
  2130
!
claus
parents:
diff changeset
  2131
140
claus
parents: 138
diff changeset
  2132
pixelExtent:extent
claus
parents: 138
diff changeset
  2133
    "set the views extent in pixels"
claus
parents: 138
diff changeset
  2134
claus
parents: 138
diff changeset
  2135
    self pixelOrigin:(left @ top) extent:extent
claus
parents: 138
diff changeset
  2136
!
claus
parents: 138
diff changeset
  2137
claus
parents: 138
diff changeset
  2138
cornerFromRelativeCorner:aPoint
claus
parents: 138
diff changeset
  2139
    "compute & return pixel corner from a relativeCorner, aPoint"
claus
parents: 138
diff changeset
  2140
claus
parents: 138
diff changeset
  2141
    |p r b bw|
claus
parents: 138
diff changeset
  2142
claus
parents: 138
diff changeset
  2143
    p := self pointFromRelative:aPoint.
claus
parents: 138
diff changeset
  2144
claus
parents: 138
diff changeset
  2145
    bw := borderWidth.
claus
parents: 138
diff changeset
  2146
    insets isNil ifTrue:[
claus
parents: 138
diff changeset
  2147
	bw == 0 ifTrue:[
claus
parents: 138
diff changeset
  2148
	    ^ p
claus
parents: 138
diff changeset
  2149
	].
claus
parents: 138
diff changeset
  2150
	^ (p x - bw) @ (p y - bw)
claus
parents: 138
diff changeset
  2151
    ].
claus
parents: 138
diff changeset
  2152
    r := (insets at:3) + bw.
claus
parents: 138
diff changeset
  2153
    b := (insets at:4) + bw.
claus
parents: 138
diff changeset
  2154
claus
parents: 138
diff changeset
  2155
"/    r := b := bw.
claus
parents: 138
diff changeset
  2156
"/    rightInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2157
"/        r := rightInset + bw
claus
parents: 138
diff changeset
  2158
"/    ].
claus
parents: 138
diff changeset
  2159
"/    bottomInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2160
"/        b := bottomInset + bw
claus
parents: 138
diff changeset
  2161
"/    ].
claus
parents: 138
diff changeset
  2162
    ((r ~~ 0) or:[b ~~ 0]) ifTrue:[
claus
parents: 138
diff changeset
  2163
	^ (p x - r) @ (p y - b)
claus
parents: 138
diff changeset
  2164
    ].
claus
parents: 138
diff changeset
  2165
    ^ p
claus
parents: 138
diff changeset
  2166
!
claus
parents: 138
diff changeset
  2167
claus
parents: 138
diff changeset
  2168
cornerFromRelativeCorner
claus
parents: 138
diff changeset
  2169
    "compute & return pixel corner from relativeCorner"
claus
parents: 138
diff changeset
  2170
claus
parents: 138
diff changeset
  2171
    ^ self cornerFromRelativeCorner:relativeCorner
claus
parents: 138
diff changeset
  2172
!
claus
parents: 138
diff changeset
  2173
claus
parents: 138
diff changeset
  2174
pointFromRelative:p
claus
parents: 138
diff changeset
  2175
    "compute absolute coordinate from p"
claus
parents: 138
diff changeset
  2176
claus
parents: 138
diff changeset
  2177
    |newX newY rel inRect bw superWidth superHeight superLeft superTop |
claus
parents: 138
diff changeset
  2178
claus
parents: 138
diff changeset
  2179
    bw := borderWidth.
claus
parents: 138
diff changeset
  2180
claus
parents: 138
diff changeset
  2181
    superView isNil ifTrue:[
claus
parents: 138
diff changeset
  2182
	superWidth := device width + bw.      
claus
parents: 138
diff changeset
  2183
	superHeight := device height + bw.
claus
parents: 138
diff changeset
  2184
	superLeft := superTop := 0.
claus
parents: 138
diff changeset
  2185
    ] ifFalse:[
claus
parents: 138
diff changeset
  2186
	inRect := superView viewRectangle.
claus
parents: 138
diff changeset
  2187
	superWidth := inRect width.
claus
parents: 138
diff changeset
  2188
	superHeight := inRect height.
claus
parents: 138
diff changeset
  2189
	superLeft := inRect left.
claus
parents: 138
diff changeset
  2190
	superTop := inRect top.
claus
parents: 138
diff changeset
  2191
    ].
claus
parents: 138
diff changeset
  2192
claus
parents: 138
diff changeset
  2193
    rel := p x.
claus
parents: 138
diff changeset
  2194
    rel isInteger ifTrue:[
claus
parents: 138
diff changeset
  2195
	newX := rel
claus
parents: 138
diff changeset
  2196
    ] ifFalse:[
claus
parents: 138
diff changeset
  2197
	newX := (rel * superWidth) asInteger + superLeft.
claus
parents: 138
diff changeset
  2198
	(bw ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2199
	    rel ~= 1.0 ifTrue:[
claus
parents: 138
diff changeset
  2200
		newX := newX - bw
claus
parents: 138
diff changeset
  2201
	    ]
claus
parents: 138
diff changeset
  2202
	]
claus
parents: 138
diff changeset
  2203
    ].
claus
parents: 138
diff changeset
  2204
claus
parents: 138
diff changeset
  2205
    rel := p y.
claus
parents: 138
diff changeset
  2206
    rel isInteger ifTrue:[
claus
parents: 138
diff changeset
  2207
	newY := rel
claus
parents: 138
diff changeset
  2208
    ] ifFalse:[
claus
parents: 138
diff changeset
  2209
	newY := (rel * superHeight) asInteger + superTop.
claus
parents: 138
diff changeset
  2210
	(bw ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2211
	    rel ~= 1.0 ifTrue:[
claus
parents: 138
diff changeset
  2212
		newY := newY - bw
claus
parents: 138
diff changeset
  2213
	    ]
claus
parents: 138
diff changeset
  2214
	]
claus
parents: 138
diff changeset
  2215
    ].
claus
parents: 138
diff changeset
  2216
    ^ newX @ newY
claus
parents: 138
diff changeset
  2217
!
claus
parents: 138
diff changeset
  2218
claus
parents: 138
diff changeset
  2219
originFromRelativeOrigin
claus
parents: 138
diff changeset
  2220
    "compute & return pixel origin from relativeOrigin"
claus
parents: 138
diff changeset
  2221
claus
parents: 138
diff changeset
  2222
    ^ self originFromRelativeOrigin:relativeOrigin
claus
parents: 138
diff changeset
  2223
!
claus
parents: 138
diff changeset
  2224
claus
parents: 138
diff changeset
  2225
pixelCorner:corner
claus
parents: 138
diff changeset
  2226
    "set the views corner in pixels"
claus
parents: 138
diff changeset
  2227
claus
parents: 138
diff changeset
  2228
    |w h|
claus
parents: 138
diff changeset
  2229
180
claus
parents: 176
diff changeset
  2230
    w := corner x - left + 1.
claus
parents: 176
diff changeset
  2231
    h := corner y - top + 1.
140
claus
parents: 138
diff changeset
  2232
    self pixelOrigin:(left @ top) extent:(w @ h)
180
claus
parents: 176
diff changeset
  2233
claus
parents: 176
diff changeset
  2234
    "Modified: 31.8.1995 / 18:20:22 / claus"
140
claus
parents: 138
diff changeset
  2235
!
claus
parents: 138
diff changeset
  2236
claus
parents: 138
diff changeset
  2237
extentFromRelativeExtent:aPoint
claus
parents: 138
diff changeset
  2238
    "compute & return pixel extent from relativeExtent, aPoint"
claus
parents: 138
diff changeset
  2239
claus
parents: 138
diff changeset
  2240
    |rel newX newY inRect bw2 i|
claus
parents: 138
diff changeset
  2241
claus
parents: 138
diff changeset
  2242
    superView isNil ifTrue:[
claus
parents: 138
diff changeset
  2243
	inRect := 0@0 extent:device extent
claus
parents: 138
diff changeset
  2244
    ] ifFalse:[
claus
parents: 138
diff changeset
  2245
	inRect := superView viewRectangle.
claus
parents: 138
diff changeset
  2246
    ].
claus
parents: 138
diff changeset
  2247
claus
parents: 138
diff changeset
  2248
    bw2 := borderWidth * 2.
claus
parents: 138
diff changeset
  2249
claus
parents: 138
diff changeset
  2250
    rel := aPoint x.
175
claus
parents: 173
diff changeset
  2251
    rel isInteger ifFalse:[
140
claus
parents: 138
diff changeset
  2252
	newX := (rel * (inRect width + bw2)) asInteger + inRect left.
claus
parents: 138
diff changeset
  2253
	(borderWidth ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2254
	    newX := newX - borderWidth
claus
parents: 138
diff changeset
  2255
	].
175
claus
parents: 173
diff changeset
  2256
    ] ifTrue:[
140
claus
parents: 138
diff changeset
  2257
	newX := rel
claus
parents: 138
diff changeset
  2258
    ].
claus
parents: 138
diff changeset
  2259
claus
parents: 138
diff changeset
  2260
    rel := aPoint y.
175
claus
parents: 173
diff changeset
  2261
    rel isInteger ifFalse:[
140
claus
parents: 138
diff changeset
  2262
	newY := (rel * (inRect height + bw2)) asInteger + inRect top.
claus
parents: 138
diff changeset
  2263
	(borderWidth ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2264
	    newY := newY - borderWidth
claus
parents: 138
diff changeset
  2265
	].
175
claus
parents: 173
diff changeset
  2266
    ] ifTrue:[
140
claus
parents: 138
diff changeset
  2267
	newY := rel
claus
parents: 138
diff changeset
  2268
    ].
claus
parents: 138
diff changeset
  2269
claus
parents: 138
diff changeset
  2270
    insets notNil ifTrue:[
claus
parents: 138
diff changeset
  2271
	i := insets at:1.   "top"
claus
parents: 138
diff changeset
  2272
	(i  ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2273
	    newX := newX - i
claus
parents: 138
diff changeset
  2274
	].
claus
parents: 138
diff changeset
  2275
	i := insets at:3.   "left"
claus
parents: 138
diff changeset
  2276
	(i  ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2277
	    newX := newX - i
claus
parents: 138
diff changeset
  2278
	].
claus
parents: 138
diff changeset
  2279
	i := insets at:2.   "right"
claus
parents: 138
diff changeset
  2280
	(i ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2281
	    newY := newY - i
claus
parents: 138
diff changeset
  2282
	].
claus
parents: 138
diff changeset
  2283
	i := insets at:4.   "bottom"
claus
parents: 138
diff changeset
  2284
	(i ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2285
	    newY := newY - i
claus
parents: 138
diff changeset
  2286
	].
claus
parents: 138
diff changeset
  2287
    ].
claus
parents: 138
diff changeset
  2288
    ^ newX @ newY
claus
parents: 138
diff changeset
  2289
!
claus
parents: 138
diff changeset
  2290
claus
parents: 138
diff changeset
  2291
extentFromRelativeExtent
claus
parents: 138
diff changeset
  2292
    "compute & return pixel extent from relativeExtent"
claus
parents: 138
diff changeset
  2293
claus
parents: 138
diff changeset
  2294
    ^ self extentFromRelativeExtent:relativeExtent
claus
parents: 138
diff changeset
  2295
!
claus
parents: 138
diff changeset
  2296
claus
parents: 138
diff changeset
  2297
pixelOrigin:origin corner:corner
180
claus
parents: 176
diff changeset
  2298
    "set the views origin and corner in pixels"
140
claus
parents: 138
diff changeset
  2299
claus
parents: 138
diff changeset
  2300
    |w h|
claus
parents: 138
diff changeset
  2301
180
claus
parents: 176
diff changeset
  2302
    w := corner x - origin x + 1.
claus
parents: 176
diff changeset
  2303
    h := corner y - origin y + 1.
140
claus
parents: 138
diff changeset
  2304
    self pixelOrigin:origin extent:(w @ h)
180
claus
parents: 176
diff changeset
  2305
claus
parents: 176
diff changeset
  2306
    "Modified: 31.8.1995 / 18:24:16 / claus"
140
claus
parents: 138
diff changeset
  2307
!
claus
parents: 138
diff changeset
  2308
claus
parents: 138
diff changeset
  2309
setBorderColor
claus
parents: 138
diff changeset
  2310
    "set my borderColor"
claus
parents: 138
diff changeset
  2311
claus
parents: 138
diff changeset
  2312
    |id dither|
claus
parents: 138
diff changeset
  2313
claus
parents: 138
diff changeset
  2314
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  2315
	borderColor := borderColor on:device.
claus
parents: 138
diff changeset
  2316
	id := borderColor colorId.
claus
parents: 138
diff changeset
  2317
	id notNil ifTrue:[
claus
parents: 138
diff changeset
  2318
	    device setWindowBorderColor:id in:drawableId
claus
parents: 138
diff changeset
  2319
	] ifFalse:[
claus
parents: 138
diff changeset
  2320
	    dither := borderColor ditherForm.
claus
parents: 138
diff changeset
  2321
	    dither notNil ifTrue:[
claus
parents: 138
diff changeset
  2322
		device setWindowBorderPixmap:(dither id) in:drawableId
claus
parents: 138
diff changeset
  2323
	    ] ifFalse:[
145
claus
parents: 144
diff changeset
  2324
		'VIEW: bad borderColor' errorPrintNL
135
claus
parents:
diff changeset
  2325
	    ]
claus
parents:
diff changeset
  2326
	]
claus
parents:
diff changeset
  2327
    ]
claus
parents:
diff changeset
  2328
!
claus
parents:
diff changeset
  2329
140
claus
parents: 138
diff changeset
  2330
dimensionFromViewport
claus
parents: 138
diff changeset
  2331
    "define my origin/extend from viewport"
claus
parents: 138
diff changeset
  2332
claus
parents: 138
diff changeset
  2333
    |relW relH relX relY winW winH org ext|
claus
parents: 138
diff changeset
  2334
claus
parents: 138
diff changeset
  2335
    superView notNil ifTrue:[
claus
parents: 138
diff changeset
  2336
	superView window isNil ifTrue:[
claus
parents: 138
diff changeset
  2337
"
claus
parents: 138
diff changeset
  2338
	    v := superView.
claus
parents: 138
diff changeset
  2339
	    (v notNil and:[v window isNil]) whileTrue:[
claus
parents: 138
diff changeset
  2340
		v := v superview
claus
parents: 138
diff changeset
  2341
	    ].
claus
parents: 138
diff changeset
  2342
	    v notNil ifTrue:[
claus
parents: 138
diff changeset
  2343
		w := v window
claus
parents: 138
diff changeset
  2344
	    ].
claus
parents: 138
diff changeset
  2345
"
claus
parents: 138
diff changeset
  2346
"
claus
parents: 138
diff changeset
  2347
	    winW := 1.
claus
parents: 138
diff changeset
  2348
	    winH := 1
claus
parents: 138
diff changeset
  2349
"
claus
parents: 138
diff changeset
  2350
	    winW := superView width.
claus
parents: 138
diff changeset
  2351
	    winH := superView height.
claus
parents: 138
diff changeset
  2352
claus
parents: 138
diff changeset
  2353
	] ifFalse:[
claus
parents: 138
diff changeset
  2354
	    winW := superView window width.
claus
parents: 138
diff changeset
  2355
	    winH := superView window height
claus
parents: 138
diff changeset
  2356
	].
claus
parents: 138
diff changeset
  2357
	relW := (viewport width / winW) asFloat.
claus
parents: 138
diff changeset
  2358
	relH := (viewport height / winH) asFloat.
claus
parents: 138
diff changeset
  2359
	relX := (viewport left / winW) asFloat.
claus
parents: 138
diff changeset
  2360
	relY := (viewport top / winH) asFloat.
claus
parents: 138
diff changeset
  2361
	"bad coding style ... misuse other method"
claus
parents: 138
diff changeset
  2362
	relativeOrigin := (relX @ relY).
claus
parents: 138
diff changeset
  2363
	org := self originFromRelativeOrigin.
claus
parents: 138
diff changeset
  2364
	relativeOrigin := nil.
claus
parents: 138
diff changeset
  2365
claus
parents: 138
diff changeset
  2366
	"bad coding style ...misuse other method"
claus
parents: 138
diff changeset
  2367
	relativeExtent := (relW @ relH).
claus
parents: 138
diff changeset
  2368
	ext := self extentFromRelativeExtent.
claus
parents: 138
diff changeset
  2369
	relativeExtent := nil.
claus
parents: 138
diff changeset
  2370
claus
parents: 138
diff changeset
  2371
	self pixelOrigin:org extent:ext.
claus
parents: 138
diff changeset
  2372
    ]
claus
parents: 138
diff changeset
  2373
! !
claus
parents: 138
diff changeset
  2374
claus
parents: 138
diff changeset
  2375
!SimpleView methodsFor:'accessing-dimensions'!
claus
parents: 138
diff changeset
  2376
151
claus
parents: 145
diff changeset
  2377
layout
claus
parents: 145
diff changeset
  2378
    "return the layout object which controls my geometry.
claus
parents: 145
diff changeset
  2379
     Currently, this is nil in most cases, and my geometry is
claus
parents: 145
diff changeset
  2380
     defined by relativeOrigin/relativeCorner/relativeExtent,
claus
parents: 145
diff changeset
  2381
     originRule/extentRule/cornerRule and inset.
claus
parents: 145
diff changeset
  2382
     Applications should be changed to use layoutObjects,
claus
parents: 145
diff changeset
  2383
     since the above listed instance variables will vanish."
claus
parents: 145
diff changeset
  2384
claus
parents: 145
diff changeset
  2385
    ^ layout
claus
parents: 145
diff changeset
  2386
!
claus
parents: 145
diff changeset
  2387
157
claus
parents: 154
diff changeset
  2388
geometryLayout
claus
parents: 154
diff changeset
  2389
    "this method will vanish, as soon as all implementations of
claus
parents: 154
diff changeset
  2390
     #layout: are removed ...
claus
parents: 154
diff changeset
  2391
     (conflict for example in label>>layout:).
claus
parents: 154
diff changeset
  2392
     DO NOT USE #geometryLayout: in your code; it will be removed without
claus
parents: 154
diff changeset
  2393
     notice."
claus
parents: 154
diff changeset
  2394
claus
parents: 154
diff changeset
  2395
    ^ here layout
claus
parents: 154
diff changeset
  2396
!
claus
parents: 154
diff changeset
  2397
153
claus
parents: 151
diff changeset
  2398
geometryLayout:aLayoutObject
claus
parents: 151
diff changeset
  2399
    "this method will vanish, as soon as all implementations of
claus
parents: 151
diff changeset
  2400
     #layout: are removed ...
claus
parents: 151
diff changeset
  2401
     (conflict for example in label>>layout:).
claus
parents: 151
diff changeset
  2402
     DO NOT USE #geometryLayout: in your code; it will be removed without
claus
parents: 151
diff changeset
  2403
     notice."
claus
parents: 151
diff changeset
  2404
claus
parents: 151
diff changeset
  2405
    here layout:aLayoutObject
claus
parents: 151
diff changeset
  2406
!
claus
parents: 151
diff changeset
  2407
151
claus
parents: 145
diff changeset
  2408
layout:aLayoutObject
claus
parents: 145
diff changeset
  2409
    "set the layout object which controls my geometry.
claus
parents: 145
diff changeset
  2410
     Currently, this is almost nowhere used but views will be
claus
parents: 145
diff changeset
  2411
     incrementally changed to use this new geometry management."
claus
parents: 145
diff changeset
  2412
claus
parents: 145
diff changeset
  2413
    layout := aLayoutObject.
180
claus
parents: 176
diff changeset
  2414
"/    originChanged := cornerChanged := extentChanged := true
claus
parents: 176
diff changeset
  2415
    self superViewChangedSize.
151
claus
parents: 145
diff changeset
  2416
!
claus
parents: 145
diff changeset
  2417
140
claus
parents: 138
diff changeset
  2418
computeOrigin
151
claus
parents: 145
diff changeset
  2419
    "compute my origin; if I have a layoutObject, a relative origin
claus
parents: 145
diff changeset
  2420
     or blocks to evaluate, compute it now ..
claus
parents: 145
diff changeset
  2421
     Blocks may return relative values or nil; nil means: take current value.
claus
parents: 145
diff changeset
  2422
     Returns the origin point in device coordinates (pixels)."
140
claus
parents: 138
diff changeset
  2423
claus
parents: 138
diff changeset
  2424
    |newOrg x y|
claus
parents: 138
diff changeset
  2425
151
claus
parents: 145
diff changeset
  2426
    "
claus
parents: 145
diff changeset
  2427
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  2428
    "
claus
parents: 145
diff changeset
  2429
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  2430
	^ (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  2431
			    preferred:(self preferredBounds)) origin rounded
claus
parents: 145
diff changeset
  2432
    ].
claus
parents: 145
diff changeset
  2433
140
claus
parents: 138
diff changeset
  2434
    (originRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  2435
	newOrg := originRule value.
claus
parents: 138
diff changeset
  2436
	"
claus
parents: 138
diff changeset
  2437
	 allow return of relative values ...
claus
parents: 138
diff changeset
  2438
	"
claus
parents: 138
diff changeset
  2439
	x := newOrg x.
claus
parents: 138
diff changeset
  2440
	y := newOrg y.
claus
parents: 138
diff changeset
  2441
	x isNil ifTrue:[x := self origin x].
claus
parents: 138
diff changeset
  2442
	y isNil ifTrue:[y := self origin y].
claus
parents: 138
diff changeset
  2443
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2444
	    newOrg := self originFromRelativeOrigin:x@y.
claus
parents: 138
diff changeset
  2445
	]
claus
parents: 138
diff changeset
  2446
    ] ifFalse:[
claus
parents: 138
diff changeset
  2447
	(relativeOrigin notNil) ifTrue:[
claus
parents: 138
diff changeset
  2448
	    newOrg := self originFromRelativeOrigin:relativeOrigin.
claus
parents: 138
diff changeset
  2449
	] ifFalse:[
claus
parents: 138
diff changeset
  2450
	    ^ (left @ top).
claus
parents: 138
diff changeset
  2451
	].
claus
parents: 138
diff changeset
  2452
    ].
claus
parents: 138
diff changeset
  2453
    ^ newOrg
claus
parents: 138
diff changeset
  2454
!
claus
parents: 138
diff changeset
  2455
claus
parents: 138
diff changeset
  2456
computeExtent
151
claus
parents: 145
diff changeset
  2457
    "compute my extent; if I have a layoutObject, a relative extent 
claus
parents: 145
diff changeset
  2458
     or blocks to evaluate, compute it now ..
140
claus
parents: 138
diff changeset
  2459
     There is one catch here, if the dimension was defined
claus
parents: 138
diff changeset
  2460
     by origin/corner, compute them here and take that value.
151
claus
parents: 145
diff changeset
  2461
     I.e. origin/corner definition has precedence over extent definition.
claus
parents: 145
diff changeset
  2462
     Returns the extent in device coordinates (pixels)."
140
claus
parents: 138
diff changeset
  2463
claus
parents: 138
diff changeset
  2464
    |newOrg newExt newCorner x y|
claus
parents: 138
diff changeset
  2465
151
claus
parents: 145
diff changeset
  2466
    "
claus
parents: 145
diff changeset
  2467
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  2468
    "
claus
parents: 145
diff changeset
  2469
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  2470
	^ (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  2471
			    preferred:(self preferredBounds)) extent rounded
claus
parents: 145
diff changeset
  2472
    ].
claus
parents: 145
diff changeset
  2473
140
claus
parents: 138
diff changeset
  2474
    (cornerRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  2475
	newCorner := cornerRule value.
claus
parents: 138
diff changeset
  2476
	"
claus
parents: 138
diff changeset
  2477
	 allow return of relative values ...
claus
parents: 138
diff changeset
  2478
	"
claus
parents: 138
diff changeset
  2479
	x := newCorner x.
claus
parents: 138
diff changeset
  2480
	y := newCorner y.
claus
parents: 138
diff changeset
  2481
	x isNil ifTrue:[x := self corner x].
claus
parents: 138
diff changeset
  2482
	y isNil ifTrue:[y := self corner y].
claus
parents: 138
diff changeset
  2483
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2484
	    newCorner := self cornerFromRelativeCorner:x@y
claus
parents: 138
diff changeset
  2485
	]
claus
parents: 138
diff changeset
  2486
    ] ifFalse:[
claus
parents: 138
diff changeset
  2487
	(relativeCorner notNil) ifTrue:[
claus
parents: 138
diff changeset
  2488
	    newCorner := self cornerFromRelativeCorner:relativeCorner
claus
parents: 138
diff changeset
  2489
	] ifFalse:[
claus
parents: 138
diff changeset
  2490
	    (extentRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  2491
		newExt := extentRule value.
claus
parents: 138
diff changeset
  2492
		"
claus
parents: 138
diff changeset
  2493
		 allow return of relative values ...
claus
parents: 138
diff changeset
  2494
		"
claus
parents: 138
diff changeset
  2495
		x := newExt x.
claus
parents: 138
diff changeset
  2496
		y := newExt y.
claus
parents: 138
diff changeset
  2497
		x isNil ifTrue:[x := width].
claus
parents: 138
diff changeset
  2498
		y isNil ifTrue:[y := height].
claus
parents: 138
diff changeset
  2499
		((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2500
		    newExt := self extentFromRelativeExtent:x@y
claus
parents: 138
diff changeset
  2501
		]
claus
parents: 138
diff changeset
  2502
	    ] ifFalse:[
claus
parents: 138
diff changeset
  2503
		(relativeExtent notNil) ifTrue:[
claus
parents: 138
diff changeset
  2504
		    newExt := self extentFromRelativeExtent:relativeExtent
claus
parents: 138
diff changeset
  2505
		] ifFalse:[
claus
parents: 138
diff changeset
  2506
		    newExt := (width @ height).
claus
parents: 138
diff changeset
  2507
		].
claus
parents: 138
diff changeset
  2508
	    ].
claus
parents: 138
diff changeset
  2509
	].
claus
parents: 138
diff changeset
  2510
    ].
claus
parents: 138
diff changeset
  2511
claus
parents: 138
diff changeset
  2512
    newCorner notNil ifTrue:[
claus
parents: 138
diff changeset
  2513
	newOrg := self computeOrigin.
claus
parents: 138
diff changeset
  2514
	^ newCorner - newOrg.
claus
parents: 138
diff changeset
  2515
    ].
claus
parents: 138
diff changeset
  2516
    ^ newExt.
claus
parents: 138
diff changeset
  2517
!
claus
parents: 138
diff changeset
  2518
claus
parents: 138
diff changeset
  2519
extent:extent
151
claus
parents: 145
diff changeset
  2520
    "set the views extent; 
claus
parents: 145
diff changeset
  2521
     extent may be:
claus
parents: 145
diff changeset
  2522
	a point 
claus
parents: 145
diff changeset
  2523
	    where integer fields mean 'pixel-values'
claus
parents: 145
diff changeset
  2524
	    and float values mean 'relative-to-superview'
claus
parents: 145
diff changeset
  2525
	    and nil means 'leave current value';
claus
parents: 145
diff changeset
  2526
     or a block returning a point which is interpreted as above.
claus
parents: 145
diff changeset
  2527
     Be careful when using relative extents: rounding errors may
claus
parents: 145
diff changeset
  2528
     accumulate. Better use origin/corner. 
claus
parents: 145
diff changeset
  2529
     Best: migrate to use layour objects."
140
claus
parents: 138
diff changeset
  2530
claus
parents: 138
diff changeset
  2531
    |w h pixelExtent e|
claus
parents: 138
diff changeset
  2532
claus
parents: 138
diff changeset
  2533
    extent isBlock ifTrue:[
claus
parents: 138
diff changeset
  2534
	extentRule := extent.
claus
parents: 138
diff changeset
  2535
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  2536
	    pixelExtent := extent value
claus
parents: 138
diff changeset
  2537
	] ifFalse:[
claus
parents: 138
diff changeset
  2538
	    extentChanged := true
claus
parents: 138
diff changeset
  2539
	]
claus
parents: 138
diff changeset
  2540
    ] ifFalse:[
claus
parents: 138
diff changeset
  2541
	w := extent x.
claus
parents: 138
diff changeset
  2542
	h := extent y.
claus
parents: 138
diff changeset
  2543
	w isNil ifTrue:[w := width].
claus
parents: 138
diff changeset
  2544
	h isNil ifTrue:[h := height].
claus
parents: 138
diff changeset
  2545
	e := w@h.
claus
parents: 138
diff changeset
  2546
	((w isInteger not) or:[h isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2547
	    relativeExtent := e.
claus
parents: 138
diff changeset
  2548
	    pixelExtent := self extentFromRelativeExtent.
claus
parents: 138
diff changeset
  2549
	    pixelExtent isNil ifTrue:[
claus
parents: 138
diff changeset
  2550
		extentChanged := true
claus
parents: 138
diff changeset
  2551
	    ]
claus
parents: 138
diff changeset
  2552
	] ifFalse:[
claus
parents: 138
diff changeset
  2553
	    pixelExtent := e
claus
parents: 138
diff changeset
  2554
	]
claus
parents: 138
diff changeset
  2555
    ].
claus
parents: 138
diff changeset
  2556
    pixelExtent notNil ifTrue:[
claus
parents: 138
diff changeset
  2557
	self pixelExtent:pixelExtent
claus
parents: 138
diff changeset
  2558
    ]
claus
parents: 138
diff changeset
  2559
!
claus
parents: 138
diff changeset
  2560
claus
parents: 138
diff changeset
  2561
origin:origin
151
claus
parents: 145
diff changeset
  2562
    "set the views origin; 
claus
parents: 145
diff changeset
  2563
     origin may be:
claus
parents: 145
diff changeset
  2564
	a point 
claus
parents: 145
diff changeset
  2565
	    where integer fields mean 'pixel-values'
claus
parents: 145
diff changeset
  2566
	    and float values mean 'relative-to-superview'
claus
parents: 145
diff changeset
  2567
	    and nil means 'take current value';
claus
parents: 145
diff changeset
  2568
     or a block returning a point which is interpreted as above.
claus
parents: 145
diff changeset
  2569
     Please migrate to use layout objects."
140
claus
parents: 138
diff changeset
  2570
claus
parents: 138
diff changeset
  2571
    |newLeft newTop pixelOrigin o|
claus
parents: 138
diff changeset
  2572
claus
parents: 138
diff changeset
  2573
    origin isBlock ifTrue:[
claus
parents: 138
diff changeset
  2574
	originRule := origin.
claus
parents: 138
diff changeset
  2575
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  2576
	    pixelOrigin := origin value
claus
parents: 138
diff changeset
  2577
	] ifFalse:[
claus
parents: 138
diff changeset
  2578
	    originChanged := true
claus
parents: 138
diff changeset
  2579
	]
claus
parents: 138
diff changeset
  2580
    ] ifFalse:[
claus
parents: 138
diff changeset
  2581
	o := origin.
claus
parents: 138
diff changeset
  2582
	newLeft := origin x.
claus
parents: 138
diff changeset
  2583
	newTop := origin y.
claus
parents: 138
diff changeset
  2584
	newLeft isNil ifTrue:[newLeft := left].
claus
parents: 138
diff changeset
  2585
	newTop isNil ifTrue:[newTop := top].
claus
parents: 138
diff changeset
  2586
	o := newLeft @ newTop.
claus
parents: 138
diff changeset
  2587
	((newLeft isInteger not) or:[newTop isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2588
	    relativeOrigin := o.
claus
parents: 138
diff changeset
  2589
	    pixelOrigin := self originFromRelativeOrigin.
claus
parents: 138
diff changeset
  2590
	    pixelOrigin isNil ifTrue:[
claus
parents: 138
diff changeset
  2591
		originChanged := true
claus
parents: 138
diff changeset
  2592
	    ]
claus
parents: 138
diff changeset
  2593
	] ifFalse:[
claus
parents: 138
diff changeset
  2594
	    pixelOrigin := o
claus
parents: 138
diff changeset
  2595
	]
claus
parents: 138
diff changeset
  2596
    ].
claus
parents: 138
diff changeset
  2597
    pixelOrigin notNil ifTrue:[
claus
parents: 138
diff changeset
  2598
	self pixelOrigin:pixelOrigin
claus
parents: 138
diff changeset
  2599
    ].
claus
parents: 138
diff changeset
  2600
!
claus
parents: 138
diff changeset
  2601
claus
parents: 138
diff changeset
  2602
top
claus
parents: 138
diff changeset
  2603
    "return the y position of the top border"
claus
parents: 138
diff changeset
  2604
claus
parents: 138
diff changeset
  2605
    ^ top
claus
parents: 138
diff changeset
  2606
!
claus
parents: 138
diff changeset
  2607
claus
parents: 138
diff changeset
  2608
origin
claus
parents: 138
diff changeset
  2609
    "return the origin (in pixels)"
claus
parents: 138
diff changeset
  2610
claus
parents: 138
diff changeset
  2611
    ^ left@top
claus
parents: 138
diff changeset
  2612
!
claus
parents: 138
diff changeset
  2613
claus
parents: 138
diff changeset
  2614
height:aNumber
claus
parents: 138
diff changeset
  2615
    "set the views height in pixels"
claus
parents: 138
diff changeset
  2616
claus
parents: 138
diff changeset
  2617
    self extent:(width @ aNumber)
claus
parents: 138
diff changeset
  2618
!
claus
parents: 138
diff changeset
  2619
claus
parents: 138
diff changeset
  2620
innerWidth
claus
parents: 138
diff changeset
  2621
    "return the width of the view minus any 3D-shadow-borders"
claus
parents: 138
diff changeset
  2622
claus
parents: 138
diff changeset
  2623
    (level == 0) ifTrue:[^ width].
claus
parents: 138
diff changeset
  2624
    ^ width - (2 * margin)
claus
parents: 138
diff changeset
  2625
!
claus
parents: 138
diff changeset
  2626
claus
parents: 138
diff changeset
  2627
corner:corner 
151
claus
parents: 145
diff changeset
  2628
    "set the views corner; 
claus
parents: 145
diff changeset
  2629
     the corner argument may be:
claus
parents: 145
diff changeset
  2630
	 a point 
claus
parents: 145
diff changeset
  2631
	    where integer fields mean 'pixel-values'
claus
parents: 145
diff changeset
  2632
	    and float values mean 'relative-to-superview'
claus
parents: 145
diff changeset
  2633
	    and nil means 'take current value';
claus
parents: 145
diff changeset
  2634
     or a block returning a point which is interpreted as above.
claus
parents: 145
diff changeset
  2635
     Please migrate to use layoutObjects, if possible."
140
claus
parents: 138
diff changeset
  2636
claus
parents: 138
diff changeset
  2637
    |x y pixelCorner c|
claus
parents: 138
diff changeset
  2638
claus
parents: 138
diff changeset
  2639
    corner isBlock ifTrue:[
claus
parents: 138
diff changeset
  2640
	cornerRule := corner.
claus
parents: 138
diff changeset
  2641
	drawableId notNil ifTrue:[    
claus
parents: 138
diff changeset
  2642
	    pixelCorner := corner value
claus
parents: 138
diff changeset
  2643
	] ifFalse:[
claus
parents: 138
diff changeset
  2644
	    extentChanged := true
claus
parents: 138
diff changeset
  2645
	]
claus
parents: 138
diff changeset
  2646
    ] ifFalse:[
claus
parents: 138
diff changeset
  2647
	x := corner x.
claus
parents: 138
diff changeset
  2648
	y := corner y.
claus
parents: 138
diff changeset
  2649
	x isNil ifTrue:[x := self corner x].
claus
parents: 138
diff changeset
  2650
	y isNil ifTrue:[y := self corner y].
claus
parents: 138
diff changeset
  2651
	c := x @ y.
claus
parents: 138
diff changeset
  2652
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2653
	    relativeCorner := c.
claus
parents: 138
diff changeset
  2654
	    pixelCorner := self cornerFromRelativeCorner.
claus
parents: 138
diff changeset
  2655
	    pixelCorner isNil ifTrue:[
claus
parents: 138
diff changeset
  2656
		extentChanged := true
claus
parents: 138
diff changeset
  2657
	    ]
claus
parents: 138
diff changeset
  2658
	] ifFalse:[
claus
parents: 138
diff changeset
  2659
	    pixelCorner := c
claus
parents: 138
diff changeset
  2660
	]
claus
parents: 138
diff changeset
  2661
    ].
claus
parents: 138
diff changeset
  2662
claus
parents: 138
diff changeset
  2663
    pixelCorner notNil ifTrue:[
claus
parents: 138
diff changeset
  2664
	self pixelCorner:pixelCorner
claus
parents: 138
diff changeset
  2665
    ]
claus
parents: 138
diff changeset
  2666
!
claus
parents: 138
diff changeset
  2667
claus
parents: 138
diff changeset
  2668
origin:origin extent:extent
claus
parents: 138
diff changeset
  2669
    "set both origin and extent"
claus
parents: 138
diff changeset
  2670
claus
parents: 138
diff changeset
  2671
    |newLeft newTop newWidth newHeight|
claus
parents: 138
diff changeset
  2672
claus
parents: 138
diff changeset
  2673
    "do it as one operation if possible"
claus
parents: 138
diff changeset
  2674
claus
parents: 138
diff changeset
  2675
    origin isBlock ifFalse:[
claus
parents: 138
diff changeset
  2676
	extent isBlock ifFalse:[
claus
parents: 138
diff changeset
  2677
	    newLeft := origin x.
151
claus
parents: 145
diff changeset
  2678
	    newLeft isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2679
		newTop := origin y.
151
claus
parents: 145
diff changeset
  2680
		newTop isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2681
		    newWidth := extent x.
151
claus
parents: 145
diff changeset
  2682
		    newWidth isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2683
			newHeight := extent y.
151
claus
parents: 145
diff changeset
  2684
			newHeight isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2685
			    self pixelOrigin:origin extent:extent
claus
parents: 138
diff changeset
  2686
			]
claus
parents: 138
diff changeset
  2687
		    ]
claus
parents: 138
diff changeset
  2688
		]
claus
parents: 138
diff changeset
  2689
	    ]
claus
parents: 138
diff changeset
  2690
	]
claus
parents: 138
diff changeset
  2691
    ].
claus
parents: 138
diff changeset
  2692
    self extent:extent.
claus
parents: 138
diff changeset
  2693
    self origin:origin
claus
parents: 138
diff changeset
  2694
!
claus
parents: 138
diff changeset
  2695
claus
parents: 138
diff changeset
  2696
origin:origin corner:corner 
claus
parents: 138
diff changeset
  2697
    "set both origin and extent"
claus
parents: 138
diff changeset
  2698
claus
parents: 138
diff changeset
  2699
    |newLeft newTop newRight newBot|
claus
parents: 138
diff changeset
  2700
claus
parents: 138
diff changeset
  2701
    "do it as one operation if possible"
claus
parents: 138
diff changeset
  2702
claus
parents: 138
diff changeset
  2703
    origin isBlock ifFalse:[
claus
parents: 138
diff changeset
  2704
	corner isBlock ifFalse:[
claus
parents: 138
diff changeset
  2705
	    newLeft := origin x.
175
claus
parents: 173
diff changeset
  2706
	    newLeft isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2707
		newTop := origin y.
175
claus
parents: 173
diff changeset
  2708
		newTop isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2709
		    newRight := corner x.
175
claus
parents: 173
diff changeset
  2710
		    newRight isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2711
			newBot := corner y.
175
claus
parents: 173
diff changeset
  2712
			newBot isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2713
			    self pixelOrigin:origin corner:corner 
claus
parents: 138
diff changeset
  2714
			]
claus
parents: 138
diff changeset
  2715
		    ]
claus
parents: 138
diff changeset
  2716
		]
claus
parents: 138
diff changeset
  2717
	    ]
135
claus
parents:
diff changeset
  2718
	]
claus
parents:
diff changeset
  2719
    ].
140
claus
parents: 138
diff changeset
  2720
    self origin:origin.
claus
parents: 138
diff changeset
  2721
    self corner:corner 
claus
parents: 138
diff changeset
  2722
!
claus
parents: 138
diff changeset
  2723
claus
parents: 138
diff changeset
  2724
relativeCorner
claus
parents: 138
diff changeset
  2725
    "return the relative corner or nil"
claus
parents: 138
diff changeset
  2726
claus
parents: 138
diff changeset
  2727
    ^ relativeCorner
claus
parents: 138
diff changeset
  2728
!
claus
parents: 138
diff changeset
  2729
claus
parents: 138
diff changeset
  2730
makeFullyVisible
claus
parents: 138
diff changeset
  2731
    "make sure, that the view is fully visible by shifting it
claus
parents: 138
diff changeset
  2732
     into the visible screen area if nescessary.
claus
parents: 138
diff changeset
  2733
     This method will be moved to StandardSystemView ..."
claus
parents: 138
diff changeset
  2734
claus
parents: 138
diff changeset
  2735
    ((top + height) > (device height)) ifTrue:[
claus
parents: 138
diff changeset
  2736
	self top:(device height - height)
claus
parents: 138
diff changeset
  2737
    ].
claus
parents: 138
diff changeset
  2738
    ((left + width) > (device width)) ifTrue:[
claus
parents: 138
diff changeset
  2739
	self left:(device width - width)
claus
parents: 138
diff changeset
  2740
    ].
claus
parents: 138
diff changeset
  2741
    (top < 0) ifTrue:[
claus
parents: 138
diff changeset
  2742
	self top:0
claus
parents: 138
diff changeset
  2743
    ].
claus
parents: 138
diff changeset
  2744
    (left < 0) ifTrue:[
claus
parents: 138
diff changeset
  2745
	self left:0
claus
parents: 138
diff changeset
  2746
    ].
claus
parents: 138
diff changeset
  2747
!
claus
parents: 138
diff changeset
  2748
157
claus
parents: 154
diff changeset
  2749
width:aNumber
claus
parents: 154
diff changeset
  2750
    "set the views width in pixels"
claus
parents: 154
diff changeset
  2751
claus
parents: 154
diff changeset
  2752
    self extent:(aNumber @ height)
claus
parents: 154
diff changeset
  2753
!
claus
parents: 154
diff changeset
  2754
claus
parents: 154
diff changeset
  2755
inset:aNumber
claus
parents: 154
diff changeset
  2756
    "set all insets; positive makes the view smaller,
claus
parents: 154
diff changeset
  2757
     negative makes it larger."
claus
parents: 154
diff changeset
  2758
claus
parents: 154
diff changeset
  2759
    self allInset:aNumber
claus
parents: 154
diff changeset
  2760
!
claus
parents: 154
diff changeset
  2761
153
claus
parents: 151
diff changeset
  2762
allInset:aNumber
157
claus
parents: 154
diff changeset
  2763
    "set all insets; positive makes the view smaller,
claus
parents: 154
diff changeset
  2764
     negative makes it larger."
153
claus
parents: 151
diff changeset
  2765
claus
parents: 151
diff changeset
  2766
    insets isNil ifTrue:[
claus
parents: 151
diff changeset
  2767
	insets := Array new:4.
claus
parents: 151
diff changeset
  2768
    ].
claus
parents: 151
diff changeset
  2769
    insets atAllPut:aNumber.
claus
parents: 151
diff changeset
  2770
claus
parents: 151
diff changeset
  2771
    "force recomputation"
180
claus
parents: 176
diff changeset
  2772
"/    drawableId isNil ifTrue:[
claus
parents: 176
diff changeset
  2773
"/        originChanged := true
claus
parents: 176
diff changeset
  2774
"/    ] ifFalse:[
claus
parents: 176
diff changeset
  2775
	self superViewChangedSize.
claus
parents: 176
diff changeset
  2776
"/    ]
153
claus
parents: 151
diff changeset
  2777
!
claus
parents: 151
diff changeset
  2778
157
claus
parents: 154
diff changeset
  2779
horizontalInset:aNumber
claus
parents: 154
diff changeset
  2780
    "set the insets of the left/right edge; 
claus
parents: 154
diff changeset
  2781
     positive makes it smaller, negative makes it larger"
claus
parents: 154
diff changeset
  2782
claus
parents: 154
diff changeset
  2783
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2784
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2785
    ].
claus
parents: 154
diff changeset
  2786
    insets at:1 put:aNumber.
claus
parents: 154
diff changeset
  2787
    insets at:3 put:aNumber.
claus
parents: 154
diff changeset
  2788
claus
parents: 154
diff changeset
  2789
    "force recomputation"
180
claus
parents: 176
diff changeset
  2790
"/    drawableId isNil ifTrue:[
claus
parents: 176
diff changeset
  2791
"/        originChanged := true
claus
parents: 176
diff changeset
  2792
"/    ] ifFalse:[
claus
parents: 176
diff changeset
  2793
	self superViewChangedSize.
claus
parents: 176
diff changeset
  2794
"/    ]
157
claus
parents: 154
diff changeset
  2795
!
claus
parents: 154
diff changeset
  2796
claus
parents: 154
diff changeset
  2797
verticalInset:aNumber
claus
parents: 154
diff changeset
  2798
    "set the insets of the top/bottom edge; 
claus
parents: 154
diff changeset
  2799
     positive makes it smaller, negative makes it larger"
claus
parents: 154
diff changeset
  2800
claus
parents: 154
diff changeset
  2801
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2802
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2803
    ].
claus
parents: 154
diff changeset
  2804
    insets at:2 put:aNumber.
claus
parents: 154
diff changeset
  2805
    insets at:4 put:aNumber.
claus
parents: 154
diff changeset
  2806
claus
parents: 154
diff changeset
  2807
    "force recomputation"
180
claus
parents: 176
diff changeset
  2808
"/    drawableId isNil ifTrue:[
claus
parents: 176
diff changeset
  2809
"/        originChanged := true
claus
parents: 176
diff changeset
  2810
"/    ] ifFalse:[
claus
parents: 176
diff changeset
  2811
	self superViewChangedSize.
claus
parents: 176
diff changeset
  2812
"/    ]
157
claus
parents: 154
diff changeset
  2813
!
claus
parents: 154
diff changeset
  2814
claus
parents: 154
diff changeset
  2815
rightInset:aNumber
claus
parents: 154
diff changeset
  2816
    "set the inset of the right edge; 
claus
parents: 154
diff changeset
  2817
     positive is to the left (view becomes smaller), 
claus
parents: 154
diff changeset
  2818
     negative to the right (becomes larger)"
claus
parents: 154
diff changeset
  2819
claus
parents: 154
diff changeset
  2820
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2821
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2822
    ].
claus
parents: 154
diff changeset
  2823
    insets at:3 put:aNumber.
claus
parents: 154
diff changeset
  2824
claus
parents: 154
diff changeset
  2825
    "force recomputation"
180
claus
parents: 176
diff changeset
  2826
"/    drawableId isNil ifTrue:[
claus
parents: 176
diff changeset
  2827
"/        originChanged := true
claus
parents: 176
diff changeset
  2828
"/    ] ifFalse:[
claus
parents: 176
diff changeset
  2829
	self superViewChangedSize.
claus
parents: 176
diff changeset
  2830
"/    ]
157
claus
parents: 154
diff changeset
  2831
!
claus
parents: 154
diff changeset
  2832
140
claus
parents: 138
diff changeset
  2833
leftInset:aNumber
157
claus
parents: 154
diff changeset
  2834
    "set the inset of the left edge; 
claus
parents: 154
diff changeset
  2835
     positive is to the right (view becomes smaller),
claus
parents: 154
diff changeset
  2836
     negative to the left (becomes larger)"
140
claus
parents: 138
diff changeset
  2837
claus
parents: 138
diff changeset
  2838
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2839
	insets := Array with:0 with:0 with:0 with:0
140
claus
parents: 138
diff changeset
  2840
    ].
claus
parents: 138
diff changeset
  2841
    insets at:1 put:aNumber.
claus
parents: 138
diff changeset
  2842
claus
parents: 138
diff changeset
  2843
    "force recomputation"
180
claus
parents: 176
diff changeset
  2844
"/    drawableId isNil ifTrue:[
claus
parents: 176
diff changeset
  2845
"/        originChanged := true
claus
parents: 176
diff changeset
  2846
"/    ] ifFalse:[
claus
parents: 176
diff changeset
  2847
	self superViewChangedSize.
claus
parents: 176
diff changeset
  2848
"/    ]
140
claus
parents: 138
diff changeset
  2849
!
claus
parents: 138
diff changeset
  2850
claus
parents: 138
diff changeset
  2851
topInset:aNumber
157
claus
parents: 154
diff changeset
  2852
    "set the inset of the top edge; 
claus
parents: 154
diff changeset
  2853
     positive is to the bottom (view becomes smaller),
claus
parents: 154
diff changeset
  2854
     negative to the top (becomes larger)"
140
claus
parents: 138
diff changeset
  2855
claus
parents: 138
diff changeset
  2856
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2857
	insets := Array with:0 with:0 with:0 with:0
140
claus
parents: 138
diff changeset
  2858
    ].
claus
parents: 138
diff changeset
  2859
    insets at:2 put:aNumber.
claus
parents: 138
diff changeset
  2860
claus
parents: 138
diff changeset
  2861
    "force recomputation"
180
claus
parents: 176
diff changeset
  2862
"/    drawableId isNil ifTrue:[
claus
parents: 176
diff changeset
  2863
"/        originChanged := true
claus
parents: 176
diff changeset
  2864
"/    ] ifFalse:[
claus
parents: 176
diff changeset
  2865
	self superViewChangedSize.
claus
parents: 176
diff changeset
  2866
"/    ]
140
claus
parents: 138
diff changeset
  2867
!
claus
parents: 138
diff changeset
  2868
157
claus
parents: 154
diff changeset
  2869
bottomInset:aNumber
claus
parents: 154
diff changeset
  2870
    "set the inset of the bottom edge; 
claus
parents: 154
diff changeset
  2871
     positive is to the top (view becomes smaller),
claus
parents: 154
diff changeset
  2872
     negative to the bottom (becomes larger)"
claus
parents: 154
diff changeset
  2873
claus
parents: 154
diff changeset
  2874
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2875
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2876
    ].
claus
parents: 154
diff changeset
  2877
    insets at:4 put:aNumber.
claus
parents: 154
diff changeset
  2878
claus
parents: 154
diff changeset
  2879
    "force recomputation"
180
claus
parents: 176
diff changeset
  2880
"/    drawableId isNil ifTrue:[
claus
parents: 176
diff changeset
  2881
"/        originChanged := true
claus
parents: 176
diff changeset
  2882
"/    ] ifFalse:[
157
claus
parents: 154
diff changeset
  2883
	self superViewChangedSize
180
claus
parents: 176
diff changeset
  2884
"/    ]
157
claus
parents: 154
diff changeset
  2885
!
claus
parents: 154
diff changeset
  2886
140
claus
parents: 138
diff changeset
  2887
left:aNumber
claus
parents: 138
diff changeset
  2888
    "set the x position"
claus
parents: 138
diff changeset
  2889
claus
parents: 138
diff changeset
  2890
    self origin:(aNumber @ top)
claus
parents: 138
diff changeset
  2891
!
claus
parents: 138
diff changeset
  2892
claus
parents: 138
diff changeset
  2893
relativeOrigin
claus
parents: 138
diff changeset
  2894
    "return the relative origin or nil"
claus
parents: 138
diff changeset
  2895
claus
parents: 138
diff changeset
  2896
    ^ relativeOrigin
claus
parents: 138
diff changeset
  2897
!
claus
parents: 138
diff changeset
  2898
claus
parents: 138
diff changeset
  2899
innerHeight
claus
parents: 138
diff changeset
  2900
    "return the height of the view minus any 3D-shadow-borders"
claus
parents: 138
diff changeset
  2901
claus
parents: 138
diff changeset
  2902
    (margin == 0) ifTrue:[^ height].
claus
parents: 138
diff changeset
  2903
    ^ height - (2 * margin)
claus
parents: 138
diff changeset
  2904
!
claus
parents: 138
diff changeset
  2905
153
claus
parents: 151
diff changeset
  2906
heightIncludingBorder
claus
parents: 151
diff changeset
  2907
    "return my height including border 
claus
parents: 151
diff changeset
  2908
     (this is my height as seen from the outside view;
claus
parents: 151
diff changeset
  2909
      while #height returns the height as seen by myself)"
claus
parents: 151
diff changeset
  2910
claus
parents: 151
diff changeset
  2911
    ^ height + (2*borderWidth)
claus
parents: 151
diff changeset
  2912
!
claus
parents: 151
diff changeset
  2913
claus
parents: 151
diff changeset
  2914
widthIncludingBorder
claus
parents: 151
diff changeset
  2915
    "return my width including border
claus
parents: 151
diff changeset
  2916
     (this is my width as seen from the outside view;
claus
parents: 151
diff changeset
  2917
      while #width returns the width as seen by myself)"
claus
parents: 151
diff changeset
  2918
claus
parents: 151
diff changeset
  2919
    ^ width + (2*borderWidth)
claus
parents: 151
diff changeset
  2920
!
claus
parents: 151
diff changeset
  2921
140
claus
parents: 138
diff changeset
  2922
originRelativeTo:aView
claus
parents: 138
diff changeset
  2923
    "return the origin (in pixels) relative to a superView,
151
claus
parents: 145
diff changeset
  2924
     or relative to the rootView (if the aView argument is nil).
153
claus
parents: 151
diff changeset
  2925
     If the receiver is nonNil and not a subview of aView, return nil."
140
claus
parents: 138
diff changeset
  2926
claus
parents: 138
diff changeset
  2927
    |currentView
claus
parents: 138
diff changeset
  2928
     org  "{ Class: Point }"
claus
parents: 138
diff changeset
  2929
     sumX "{ Class: SmallInteger }"
claus
parents: 138
diff changeset
  2930
     sumY "{ Class: SmallInteger }" |
claus
parents: 138
diff changeset
  2931
claus
parents: 138
diff changeset
  2932
    currentView := self.
claus
parents: 138
diff changeset
  2933
    sumX := 0.
claus
parents: 138
diff changeset
  2934
    sumY := 0.
claus
parents: 138
diff changeset
  2935
    [currentView notNil] whileTrue:[
claus
parents: 138
diff changeset
  2936
	(currentView == aView) ifTrue:[
claus
parents: 138
diff changeset
  2937
	    ^ (sumX @ sumY)
claus
parents: 138
diff changeset
  2938
	].
claus
parents: 138
diff changeset
  2939
	org := currentView origin.
claus
parents: 138
diff changeset
  2940
	sumX := sumX + org x.
claus
parents: 138
diff changeset
  2941
	sumY := sumY + org y.
claus
parents: 138
diff changeset
  2942
	currentView := currentView superView
claus
parents: 138
diff changeset
  2943
    ].
claus
parents: 138
diff changeset
  2944
    (aView isNil or:[aView == RootView]) ifTrue:[
claus
parents: 138
diff changeset
  2945
	"return relative to screen ..."
claus
parents: 138
diff changeset
  2946
	^ (sumX @ sumY)
claus
parents: 138
diff changeset
  2947
    ].
claus
parents: 138
diff changeset
  2948
    ^ nil
153
claus
parents: 151
diff changeset
  2949
claus
parents: 151
diff changeset
  2950
    "
claus
parents: 151
diff changeset
  2951
     |top sub1 sub2|
claus
parents: 151
diff changeset
  2952
claus
parents: 151
diff changeset
  2953
     top := StandardSystemView new.
claus
parents: 151
diff changeset
  2954
     top extent:200@200.   
claus
parents: 151
diff changeset
  2955
     sub1 := View origin:0.2 @ 0.2 corner:0.8 @ 0.8 in:top.
claus
parents: 151
diff changeset
  2956
     sub2 := Button origin:0.3 @ 0.3 corner:0.7 @ 0.7 in:sub1.
claus
parents: 151
diff changeset
  2957
     top openAndWait.
claus
parents: 151
diff changeset
  2958
     Transcript show:'button in top:'; showCr:(sub2 originRelativeTo:top).
claus
parents: 151
diff changeset
  2959
     Transcript show:'button on screen:'; showCr:(sub2 originRelativeTo:nil).
claus
parents: 151
diff changeset
  2960
    "
140
claus
parents: 138
diff changeset
  2961
!
claus
parents: 138
diff changeset
  2962
claus
parents: 138
diff changeset
  2963
relativeCorner:aPoint
claus
parents: 138
diff changeset
  2964
    "set the relative corner"
claus
parents: 138
diff changeset
  2965
claus
parents: 138
diff changeset
  2966
    relativeCorner := aPoint
claus
parents: 138
diff changeset
  2967
!
claus
parents: 138
diff changeset
  2968
claus
parents: 138
diff changeset
  2969
relativeOrigin:aPoint
claus
parents: 138
diff changeset
  2970
    "set the relative origin"
claus
parents: 138
diff changeset
  2971
claus
parents: 138
diff changeset
  2972
    relativeOrigin := aPoint
claus
parents: 138
diff changeset
  2973
!
claus
parents: 138
diff changeset
  2974
claus
parents: 138
diff changeset
  2975
leftInset
claus
parents: 138
diff changeset
  2976
    "return the inset of the left edge; positive is to the right,
claus
parents: 138
diff changeset
  2977
     negative to the left"
claus
parents: 138
diff changeset
  2978
claus
parents: 138
diff changeset
  2979
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  2980
    ^ insets at:1 
claus
parents: 138
diff changeset
  2981
!
claus
parents: 138
diff changeset
  2982
claus
parents: 138
diff changeset
  2983
sizeFixed:aBoolean
claus
parents: 138
diff changeset
  2984
    "set/clear the fix-size attribute, if supported by concrete subclasses.
claus
parents: 138
diff changeset
  2985
     Views which want to resize themselfes as appropriate to their contents
claus
parents: 138
diff changeset
  2986
     should cease to do so and take their current size if sizeFixed is set to
claus
parents: 138
diff changeset
  2987
     true. Currently, only supported by Labels.
144
claus
parents: 142
diff changeset
  2988
     This does NOT prevent the window manager from resizing the view, 
claus
parents: 142
diff changeset
  2989
     instead it tell the view to NOT resize ITSELF.
claus
parents: 142
diff changeset
  2990
     Added here to provide a common protocol for all views."
140
claus
parents: 138
diff changeset
  2991
claus
parents: 138
diff changeset
  2992
    ^ self
claus
parents: 138
diff changeset
  2993
!
claus
parents: 138
diff changeset
  2994
claus
parents: 138
diff changeset
  2995
top:aNumber
claus
parents: 138
diff changeset
  2996
    "set the y position"
claus
parents: 138
diff changeset
  2997
claus
parents: 138
diff changeset
  2998
    self origin:(left @ aNumber)
claus
parents: 138
diff changeset
  2999
!
claus
parents: 138
diff changeset
  3000
claus
parents: 138
diff changeset
  3001
rightInset
claus
parents: 138
diff changeset
  3002
    "return the inset of the right edge; positive is to the left,
claus
parents: 138
diff changeset
  3003
     negative to the right"
claus
parents: 138
diff changeset
  3004
claus
parents: 138
diff changeset
  3005
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  3006
    ^ insets at:3 
claus
parents: 138
diff changeset
  3007
!
claus
parents: 138
diff changeset
  3008
claus
parents: 138
diff changeset
  3009
topInset
claus
parents: 138
diff changeset
  3010
    "return the inset of the top edge; positive is to the bottom,
claus
parents: 138
diff changeset
  3011
     negative to the top"
claus
parents: 138
diff changeset
  3012
claus
parents: 138
diff changeset
  3013
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  3014
    ^ insets at:2 
claus
parents: 138
diff changeset
  3015
!
claus
parents: 138
diff changeset
  3016
claus
parents: 138
diff changeset
  3017
left
173
claus
parents: 162
diff changeset
  3018
    "return the x position of the left border (in pixels)"
140
claus
parents: 138
diff changeset
  3019
claus
parents: 138
diff changeset
  3020
    ^ left
claus
parents: 138
diff changeset
  3021
!
claus
parents: 138
diff changeset
  3022
claus
parents: 138
diff changeset
  3023
corner
173
claus
parents: 162
diff changeset
  3024
    "return the lower right corner-point (in pixels)"
claus
parents: 162
diff changeset
  3025
180
claus
parents: 176
diff changeset
  3026
"/    ^ (left + width "- 1") @ (top + height "- 1")
claus
parents: 176
diff changeset
  3027
    ^ (left + width - 1) @ (top + height - 1)
claus
parents: 176
diff changeset
  3028
claus
parents: 176
diff changeset
  3029
    "Modified: 31.8.1995 / 16:51:40 / claus"
140
claus
parents: 138
diff changeset
  3030
!
claus
parents: 138
diff changeset
  3031
claus
parents: 138
diff changeset
  3032
bottomInset
claus
parents: 138
diff changeset
  3033
    "return the inset of the bottom edge; positive is to the top,
claus
parents: 138
diff changeset
  3034
     negative to the bottom"
claus
parents: 138
diff changeset
  3035
claus
parents: 138
diff changeset
  3036
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  3037
    ^ insets at:4
claus
parents: 138
diff changeset
  3038
!
claus
parents: 138
diff changeset
  3039
claus
parents: 138
diff changeset
  3040
right:aNumber
claus
parents: 138
diff changeset
  3041
    "set the corners x position"
claus
parents: 138
diff changeset
  3042
claus
parents: 138
diff changeset
  3043
    self corner:(aNumber @ self corner y)
claus
parents: 138
diff changeset
  3044
!
claus
parents: 138
diff changeset
  3045
claus
parents: 138
diff changeset
  3046
bottom:aNumber
claus
parents: 138
diff changeset
  3047
    "set the corners y position"
claus
parents: 138
diff changeset
  3048
claus
parents: 138
diff changeset
  3049
    self corner:(self corner x @ aNumber)
claus
parents: 138
diff changeset
  3050
!
claus
parents: 138
diff changeset
  3051
claus
parents: 138
diff changeset
  3052
right
173
claus
parents: 162
diff changeset
  3053
    "return the x position of the right edge  (in pixels)"
claus
parents: 162
diff changeset
  3054
180
claus
parents: 176
diff changeset
  3055
    ^ left + width - 1
claus
parents: 176
diff changeset
  3056
claus
parents: 176
diff changeset
  3057
    "Modified: 31.8.1995 / 19:31:10 / claus"
140
claus
parents: 138
diff changeset
  3058
!
claus
parents: 138
diff changeset
  3059
claus
parents: 138
diff changeset
  3060
bottom
173
claus
parents: 162
diff changeset
  3061
    "return the y position of the actual bottom edge (in pixels)"
claus
parents: 162
diff changeset
  3062
180
claus
parents: 176
diff changeset
  3063
    ^ top + height - 1
140
claus
parents: 138
diff changeset
  3064
!
claus
parents: 138
diff changeset
  3065
claus
parents: 138
diff changeset
  3066
relativeExtent
claus
parents: 138
diff changeset
  3067
    "return the relative extent or nil"
claus
parents: 138
diff changeset
  3068
claus
parents: 138
diff changeset
  3069
    ^ relativeExtent
claus
parents: 138
diff changeset
  3070
!
claus
parents: 138
diff changeset
  3071
claus
parents: 138
diff changeset
  3072
left:newLeft top:newTop width:newWidth height:newHeight
claus
parents: 138
diff changeset
  3073
    "another way of specifying origin and extent"
claus
parents: 138
diff changeset
  3074
claus
parents: 138
diff changeset
  3075
    self origin:(newLeft @ newTop) extent:(newWidth @ newHeight)
claus
parents: 138
diff changeset
  3076
!
claus
parents: 138
diff changeset
  3077
claus
parents: 138
diff changeset
  3078
relativeExtent:aPoint
claus
parents: 138
diff changeset
  3079
    "set the relative extent"
claus
parents: 138
diff changeset
  3080
claus
parents: 138
diff changeset
  3081
    relativeExtent := aPoint
claus
parents: 138
diff changeset
  3082
!
claus
parents: 138
diff changeset
  3083
claus
parents: 138
diff changeset
  3084
center:newCenter
claus
parents: 138
diff changeset
  3085
    "move the receiver so that newCenter, aPoint becomes the center point"
claus
parents: 138
diff changeset
  3086
claus
parents: 138
diff changeset
  3087
    self origin:(newCenter - ((width // 2) @ (height // 2)))
claus
parents: 138
diff changeset
  3088
!
claus
parents: 138
diff changeset
  3089
claus
parents: 138
diff changeset
  3090
center
151
claus
parents: 145
diff changeset
  3091
    "return the point at the center of the receiver (in pixels)"
140
claus
parents: 138
diff changeset
  3092
claus
parents: 138
diff changeset
  3093
    ^ (left + (width // 2)) @ (top + (height // 2))
claus
parents: 138
diff changeset
  3094
!
claus
parents: 138
diff changeset
  3095
claus
parents: 138
diff changeset
  3096
computeCorner
151
claus
parents: 145
diff changeset
  3097
    "compute my corner; if I have a layoutObject,
claus
parents: 145
diff changeset
  3098
     relative origins or blocks to evaluate, compute it now ..
claus
parents: 145
diff changeset
  3099
     Blocks may return relative values or nil; nil means: take current value.
claus
parents: 145
diff changeset
  3100
     Returns the corner point in device coordinates (pixels)."
140
claus
parents: 138
diff changeset
  3101
claus
parents: 138
diff changeset
  3102
    |org newCorner newExt x y|
claus
parents: 138
diff changeset
  3103
151
claus
parents: 145
diff changeset
  3104
    "
claus
parents: 145
diff changeset
  3105
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  3106
    "
claus
parents: 145
diff changeset
  3107
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  3108
	^ (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  3109
			    preferred:(self preferredBounds)) corner rounded
claus
parents: 145
diff changeset
  3110
    ].
claus
parents: 145
diff changeset
  3111
140
claus
parents: 138
diff changeset
  3112
    (cornerRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  3113
	newCorner := cornerRule value.
claus
parents: 138
diff changeset
  3114
	"
claus
parents: 138
diff changeset
  3115
	 allow return of relative values ...
claus
parents: 138
diff changeset
  3116
	"
claus
parents: 138
diff changeset
  3117
	x := newCorner x.
claus
parents: 138
diff changeset
  3118
	y := newCorner y.
claus
parents: 138
diff changeset
  3119
	x isNil ifTrue:[x := self corner x].
claus
parents: 138
diff changeset
  3120
	y isNil ifTrue:[y := self corner y].
claus
parents: 138
diff changeset
  3121
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  3122
	    newCorner := self cornerFromRelativeCorner:x@y 
claus
parents: 138
diff changeset
  3123
	]
claus
parents: 138
diff changeset
  3124
    ] ifFalse:[
claus
parents: 138
diff changeset
  3125
	(relativeCorner notNil) ifTrue:[
claus
parents: 138
diff changeset
  3126
	    newCorner := self cornerFromRelativeCorner:relativeCorner
claus
parents: 138
diff changeset
  3127
	] ifFalse:[
claus
parents: 138
diff changeset
  3128
	    org := self computeOrigin.
claus
parents: 138
diff changeset
  3129
	    (extentRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  3130
		newExt := extentRule value
claus
parents: 138
diff changeset
  3131
	    ] ifFalse:[
claus
parents: 138
diff changeset
  3132
		(relativeExtent notNil) ifTrue:[
claus
parents: 138
diff changeset
  3133
		    newExt := self extentFromRelativeExtent:relativeExtent 
claus
parents: 138
diff changeset
  3134
		]
claus
parents: 138
diff changeset
  3135
	    ].
claus
parents: 138
diff changeset
  3136
	    newCorner := org + newExt
claus
parents: 138
diff changeset
  3137
	]
claus
parents: 138
diff changeset
  3138
    ].
claus
parents: 138
diff changeset
  3139
    ^ newCorner
claus
parents: 138
diff changeset
  3140
! !
claus
parents: 138
diff changeset
  3141
claus
parents: 138
diff changeset
  3142
!SimpleView methodsFor:'realization'!
claus
parents: 138
diff changeset
  3143
151
claus
parents: 145
diff changeset
  3144
map
claus
parents: 145
diff changeset
  3145
    "make the view visible on the screen"
claus
parents: 145
diff changeset
  3146
claus
parents: 145
diff changeset
  3147
    realized ifFalse:[
claus
parents: 145
diff changeset
  3148
	"
claus
parents: 145
diff changeset
  3149
	 now, make the view visible
claus
parents: 145
diff changeset
  3150
	"
claus
parents: 145
diff changeset
  3151
	device mapWindow:drawableId.
claus
parents: 145
diff changeset
  3152
	realized := true.
claus
parents: 145
diff changeset
  3153
    ]
claus
parents: 145
diff changeset
  3154
!
claus
parents: 145
diff changeset
  3155
claus
parents: 145
diff changeset
  3156
unmap
claus
parents: 145
diff changeset
  3157
    "hide me - the view stays created, and can be mapped again later."
140
claus
parents: 138
diff changeset
  3158
claus
parents: 138
diff changeset
  3159
    realized ifTrue:[
135
claus
parents:
diff changeset
  3160
	drawableId notNil ifTrue:[
140
claus
parents: 138
diff changeset
  3161
	    device unmapWindow:drawableId
claus
parents: 138
diff changeset
  3162
	].
claus
parents: 138
diff changeset
  3163
	realized := shown := false.
151
claus
parents: 145
diff changeset
  3164
    ].
claus
parents: 145
diff changeset
  3165
claus
parents: 145
diff changeset
  3166
    "
claus
parents: 145
diff changeset
  3167
     |top sub|
claus
parents: 145
diff changeset
  3168
claus
parents: 145
diff changeset
  3169
     top := StandardSystemView new.
claus
parents: 145
diff changeset
  3170
     top extent:200@200.
claus
parents: 145
diff changeset
  3171
claus
parents: 145
diff changeset
  3172
     sub := View
claus
parents: 145
diff changeset
  3173
		origin:0.2@0.2
claus
parents: 145
diff changeset
  3174
		corner:0.8@0.8
claus
parents: 145
diff changeset
  3175
		in:top.
claus
parents: 145
diff changeset
  3176
claus
parents: 145
diff changeset
  3177
     sub viewBackground:Color red.
claus
parents: 145
diff changeset
  3178
     sub hiddenOnRealize:true.
claus
parents: 145
diff changeset
  3179
claus
parents: 145
diff changeset
  3180
     top open.
claus
parents: 145
diff changeset
  3181
     (Delay forSeconds:5) wait.
claus
parents: 145
diff changeset
  3182
     sub map.
claus
parents: 145
diff changeset
  3183
     (Delay forSeconds:3) wait.
claus
parents: 145
diff changeset
  3184
     sub unmap.
claus
parents: 145
diff changeset
  3185
     sub viewBackground:(Color green).
claus
parents: 145
diff changeset
  3186
     (Delay forSeconds:3) wait.
claus
parents: 145
diff changeset
  3187
     sub map.
claus
parents: 145
diff changeset
  3188
    "
claus
parents: 145
diff changeset
  3189
!
claus
parents: 145
diff changeset
  3190
claus
parents: 145
diff changeset
  3191
unrealize
claus
parents: 145
diff changeset
  3192
    "alias for unmap, for historic reasons"
claus
parents: 145
diff changeset
  3193
claus
parents: 145
diff changeset
  3194
    self unmap.
140
claus
parents: 138
diff changeset
  3195
!
claus
parents: 138
diff changeset
  3196
claus
parents: 138
diff changeset
  3197
physicalCreate
151
claus
parents: 145
diff changeset
  3198
    "common code for create & recreate: 
claus
parents: 145
diff changeset
  3199
     physically create (but do not map) the view on the device."
140
claus
parents: 138
diff changeset
  3200
claus
parents: 138
diff changeset
  3201
    "associate colors to device"
claus
parents: 138
diff changeset
  3202
claus
parents: 138
diff changeset
  3203
    drawableId := device 
claus
parents: 138
diff changeset
  3204
		      createWindowFor:self 
claus
parents: 138
diff changeset
  3205
			  origin:(left @ top)
claus
parents: 138
diff changeset
  3206
			  extent:(width @ height)
claus
parents: 138
diff changeset
  3207
			  minExtent:nil
claus
parents: 138
diff changeset
  3208
			  maxExtent:nil
claus
parents: 138
diff changeset
  3209
			  borderWidth:borderWidth
claus
parents: 138
diff changeset
  3210
			  subViewOf:superView
157
claus
parents: 154
diff changeset
  3211
			  onTop:(self isPopUpView)
140
claus
parents: 138
diff changeset
  3212
			  inputOnly:(self inputOnly)
claus
parents: 138
diff changeset
  3213
			  label:nil
claus
parents: 138
diff changeset
  3214
			  cursor:cursor
claus
parents: 138
diff changeset
  3215
			  icon:nil
claus
parents: 138
diff changeset
  3216
			  iconView:nil.
claus
parents: 138
diff changeset
  3217
162
claus
parents: 160
diff changeset
  3218
    Lobby registerChange:self.
140
claus
parents: 138
diff changeset
  3219
    extentChanged := false.
claus
parents: 138
diff changeset
  3220
    originChanged := false.
claus
parents: 138
diff changeset
  3221
claus
parents: 138
diff changeset
  3222
    (borderColor notNil and:[borderColor ~~ Black]) ifTrue:[
claus
parents: 138
diff changeset
  3223
"/        borderColor := borderColor on:device.
claus
parents: 138
diff changeset
  3224
	self setBorderColor
claus
parents: 138
diff changeset
  3225
    ].
claus
parents: 138
diff changeset
  3226
    (viewGravity notNil "and:[viewGravity ~~ #NorthWest]") ifTrue:[
claus
parents: 138
diff changeset
  3227
	device setWindowGravity:viewGravity in:drawableId
claus
parents: 138
diff changeset
  3228
    ].
claus
parents: 138
diff changeset
  3229
    (bitGravity notNil "and:[bitGravity ~~ #NorthWest]") ifTrue:[
claus
parents: 138
diff changeset
  3230
	device setBitGravity:bitGravity in:drawableId
claus
parents: 138
diff changeset
  3231
    ].
claus
parents: 138
diff changeset
  3232
    borderShape notNil ifTrue:[
claus
parents: 138
diff changeset
  3233
	device setWindowBorderShape:(borderShape id) in:drawableId
claus
parents: 138
diff changeset
  3234
    ].
claus
parents: 138
diff changeset
  3235
    viewShape notNil ifTrue:[
claus
parents: 138
diff changeset
  3236
	device setWindowShape:(viewShape id) in:drawableId
claus
parents: 138
diff changeset
  3237
    ].
claus
parents: 138
diff changeset
  3238
    (backed notNil and:[backed ~~ false]) ifTrue:[
claus
parents: 138
diff changeset
  3239
	device setBackingStore:backed in:drawableId
claus
parents: 138
diff changeset
  3240
    ].
claus
parents: 138
diff changeset
  3241
    saveUnder ifTrue:[
claus
parents: 138
diff changeset
  3242
	device setSaveUnder:true in:drawableId
claus
parents: 138
diff changeset
  3243
    ].
claus
parents: 138
diff changeset
  3244
!
claus
parents: 138
diff changeset
  3245
claus
parents: 138
diff changeset
  3246
fixSize
claus
parents: 138
diff changeset
  3247
    "This is called right before the view is made visible.
claus
parents: 138
diff changeset
  3248
     Adjust the size of the view according to either relative/abs or
claus
parents: 138
diff changeset
  3249
     block extent; also set origin. Also, subclasses may redefine this
claus
parents: 138
diff changeset
  3250
     method to adjust the size based on some extent (for example, PopUpMenus
claus
parents: 138
diff changeset
  3251
     do so to take care of changed number of menu entries)."
claus
parents: 138
diff changeset
  3252
151
claus
parents: 145
diff changeset
  3253
    |org ext r|
claus
parents: 145
diff changeset
  3254
claus
parents: 145
diff changeset
  3255
    "please: no longer use window/viewport - they will vanish"
140
claus
parents: 138
diff changeset
  3256
    window notNil ifTrue:[
claus
parents: 138
diff changeset
  3257
	^ self superViewChangedSize
claus
parents: 138
diff changeset
  3258
    ].
claus
parents: 138
diff changeset
  3259
151
claus
parents: 145
diff changeset
  3260
    "
claus
parents: 145
diff changeset
  3261
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  3262
    "
claus
parents: 145
diff changeset
  3263
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  3264
	(originChanged or:[extentChanged or:[cornerChanged]]) ifTrue:[
claus
parents: 145
diff changeset
  3265
	    r := (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  3266
				   preferred:(self preferredBounds)).
claus
parents: 145
diff changeset
  3267
	    org := r origin rounded.
claus
parents: 145
diff changeset
  3268
	    ext := r extent rounded.
claus
parents: 145
diff changeset
  3269
	    self pixelOrigin:org extent:ext.
claus
parents: 145
diff changeset
  3270
	].
claus
parents: 145
diff changeset
  3271
	^ self.
claus
parents: 145
diff changeset
  3272
    ].
claus
parents: 145
diff changeset
  3273
140
claus
parents: 138
diff changeset
  3274
    "if the extent is not the one we created the window with ..."
claus
parents: 138
diff changeset
  3275
    extentChanged ifTrue:[
claus
parents: 138
diff changeset
  3276
	self sizeChanged:nil.
claus
parents: 138
diff changeset
  3277
	extentChanged := false
claus
parents: 138
diff changeset
  3278
    ].
claus
parents: 138
diff changeset
  3279
claus
parents: 138
diff changeset
  3280
    originChanged ifTrue:[
claus
parents: 138
diff changeset
  3281
"/        org := self computeOrigin.
claus
parents: 138
diff changeset
  3282
"/        self pixelOrigin:org.    
claus
parents: 138
diff changeset
  3283
	originRule notNil ifTrue:[
claus
parents: 138
diff changeset
  3284
	    self pixelOrigin:self computeOrigin
claus
parents: 138
diff changeset
  3285
	] ifFalse:[
claus
parents: 138
diff changeset
  3286
	    relativeOrigin notNil ifTrue:[
claus
parents: 138
diff changeset
  3287
		self originFromRelativeOrigin:relativeOrigin
claus
parents: 138
diff changeset
  3288
	    ] ifFalse:[
151
claus
parents: 145
diff changeset
  3289
		shown ifTrue:[
claus
parents: 145
diff changeset
  3290
		    device moveWindow:drawableId x:left y:top.
claus
parents: 145
diff changeset
  3291
		] ifFalse:[
claus
parents: 145
diff changeset
  3292
		    self pixelOrigin:left@top
claus
parents: 145
diff changeset
  3293
		].
140
claus
parents: 138
diff changeset
  3294
	    ].
claus
parents: 138
diff changeset
  3295
	].
claus
parents: 138
diff changeset
  3296
	originChanged := false
claus
parents: 138
diff changeset
  3297
    ]
claus
parents: 138
diff changeset
  3298
!
claus
parents: 138
diff changeset
  3299
claus
parents: 138
diff changeset
  3300
create
151
claus
parents: 145
diff changeset
  3301
    "create (i.e. tell my device about me) if not already created.
claus
parents: 145
diff changeset
  3302
     This does not make the view visible (needs a #map for that)"
140
claus
parents: 138
diff changeset
  3303
claus
parents: 138
diff changeset
  3304
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  3305
	"
claus
parents: 138
diff changeset
  3306
	 make certain that superview is created also
claus
parents: 138
diff changeset
  3307
	"
claus
parents: 138
diff changeset
  3308
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  3309
"/            superView id isNil ifTrue:[
claus
parents: 138
diff changeset
  3310
		superView create.
claus
parents: 138
diff changeset
  3311
"/            ].
claus
parents: 138
diff changeset
  3312
claus
parents: 138
diff changeset
  3313
"/            "and put my controller into the superviews controller list"
claus
parents: 138
diff changeset
  3314
"/            controller notNil ifTrue:[
claus
parents: 138
diff changeset
  3315
"/                superView controller notNil ifTrue:[
claus
parents: 138
diff changeset
  3316
"/                    controller manager:(superView controller manager)
claus
parents: 138
diff changeset
  3317
"/                ]
claus
parents: 138
diff changeset
  3318
"/            ]
claus
parents: 138
diff changeset
  3319
	].
claus
parents: 138
diff changeset
  3320
claus
parents: 138
diff changeset
  3321
	cursor := cursor on:device.
claus
parents: 138
diff changeset
  3322
claus
parents: 138
diff changeset
  3323
	self physicalCreate.
claus
parents: 138
diff changeset
  3324
claus
parents: 138
diff changeset
  3325
	viewBackground notNil ifTrue:[
claus
parents: 138
diff changeset
  3326
	   self setViewBackground
claus
parents: 138
diff changeset
  3327
	].
claus
parents: 138
diff changeset
  3328
claus
parents: 138
diff changeset
  3329
	self initializeMiddleButtonMenu.
claus
parents: 138
diff changeset
  3330
	self initEvents.
claus
parents: 138
diff changeset
  3331
claus
parents: 138
diff changeset
  3332
	"
claus
parents: 138
diff changeset
  3333
	 this is the first create,
claus
parents: 138
diff changeset
  3334
	 force sizechange messages to be sent to the view
claus
parents: 138
diff changeset
  3335
	"
claus
parents: 138
diff changeset
  3336
	extentChanged := true.
claus
parents: 138
diff changeset
  3337
	originChanged := true
claus
parents: 138
diff changeset
  3338
    ]
claus
parents: 138
diff changeset
  3339
!
claus
parents: 138
diff changeset
  3340
claus
parents: 138
diff changeset
  3341
realizeLeavingGroup:leaveGroupAsIs 
151
claus
parents: 145
diff changeset
  3342
    "common helper for realize and realizeInGroup.
claus
parents: 145
diff changeset
  3343
     Create the view, if the argument is not true, assign my windowGroup,
claus
parents: 145
diff changeset
  3344
     if hiddenOnRealize is not true, map it."
140
claus
parents: 138
diff changeset
  3345
claus
parents: 138
diff changeset
  3346
    |superGroup groupChange|
claus
parents: 138
diff changeset
  3347
claus
parents: 138
diff changeset
  3348
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  3349
	self create.
claus
parents: 138
diff changeset
  3350
    ].
claus
parents: 138
diff changeset
  3351
claus
parents: 138
diff changeset
  3352
    leaveGroupAsIs ifFalse:[
claus
parents: 138
diff changeset
  3353
	"
claus
parents: 138
diff changeset
  3354
	 put myself into superviews windowgroup if there is a superview
claus
parents: 138
diff changeset
  3355
	"
claus
parents: 138
diff changeset
  3356
	groupChange := false.
claus
parents: 138
diff changeset
  3357
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  3358
	    superGroup := superView windowGroup.
claus
parents: 138
diff changeset
  3359
	    (windowGroup notNil and:[superGroup ~~ windowGroup]) ifTrue:[
claus
parents: 138
diff changeset
  3360
		"
claus
parents: 138
diff changeset
  3361
		 mhmh - seems that the windowgroup has changed ....
claus
parents: 138
diff changeset
  3362
		"
145
claus
parents: 144
diff changeset
  3363
"/                'oops - wgroup change on realize' printNL.
140
claus
parents: 138
diff changeset
  3364
		windowGroup removeView:self.
claus
parents: 138
diff changeset
  3365
		windowGroup := nil
claus
parents: 138
diff changeset
  3366
	    ].
claus
parents: 138
diff changeset
  3367
	    superGroup ~~ windowGroup ifTrue:[
claus
parents: 138
diff changeset
  3368
		groupChange := true.
claus
parents: 138
diff changeset
  3369
		windowGroup := superGroup.
claus
parents: 138
diff changeset
  3370
		windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  3371
		    windowGroup addView:self.
claus
parents: 138
diff changeset
  3372
		]
claus
parents: 138
diff changeset
  3373
	    ]
claus
parents: 138
diff changeset
  3374
	].
claus
parents: 138
diff changeset
  3375
    ].
claus
parents: 138
diff changeset
  3376
151
claus
parents: 145
diff changeset
  3377
    hiddenOnRealize ifFalse:[
175
claus
parents: 173
diff changeset
  3378
	(originChanged or:[extentChanged]) ifTrue:[
claus
parents: 173
diff changeset
  3379
	    self fixSize.
claus
parents: 173
diff changeset
  3380
	    self sizeChanged:nil.   "/ new 29-aug-1995
claus
parents: 173
diff changeset
  3381
	].
140
claus
parents: 138
diff changeset
  3382
claus
parents: 138
diff changeset
  3383
	(realized not or:[groupChange]) ifTrue:[
claus
parents: 138
diff changeset
  3384
	    subViews notNil ifTrue:[
180
claus
parents: 176
diff changeset
  3385
		self realizeAllSubViews.
140
claus
parents: 138
diff changeset
  3386
	    ].
claus
parents: 138
diff changeset
  3387
	].
claus
parents: 138
diff changeset
  3388
	self setInnerClip.
claus
parents: 138
diff changeset
  3389
claus
parents: 138
diff changeset
  3390
	realized ifFalse:[
claus
parents: 138
diff changeset
  3391
	    "
claus
parents: 138
diff changeset
  3392
	     now, make the view visible
claus
parents: 138
diff changeset
  3393
	    "
151
claus
parents: 145
diff changeset
  3394
	    self map
140
claus
parents: 138
diff changeset
  3395
	]
claus
parents: 138
diff changeset
  3396
    ].
claus
parents: 138
diff changeset
  3397
claus
parents: 138
diff changeset
  3398
    controller notNil ifTrue:[
claus
parents: 138
diff changeset
  3399
	controller startUp
claus
parents: 138
diff changeset
  3400
    ]
claus
parents: 138
diff changeset
  3401
!
claus
parents: 138
diff changeset
  3402
claus
parents: 138
diff changeset
  3403
realize
claus
parents: 138
diff changeset
  3404
    "realize - make visible;
claus
parents: 138
diff changeset
  3405
     realizing is done very late (after layout is fixed) to avoid
claus
parents: 138
diff changeset
  3406
     visible rearranging of windows on the screen"
claus
parents: 138
diff changeset
  3407
claus
parents: 138
diff changeset
  3408
    self realizeLeavingGroup:false
claus
parents: 138
diff changeset
  3409
!
claus
parents: 138
diff changeset
  3410
claus
parents: 138
diff changeset
  3411
destroy
claus
parents: 138
diff changeset
  3412
    "unrealize & destroy - make me invisible, destroy subviews then
claus
parents: 138
diff changeset
  3413
     make me unknown to the device"
claus
parents: 138
diff changeset
  3414
claus
parents: 138
diff changeset
  3415
    |subs|
claus
parents: 138
diff changeset
  3416
claus
parents: 138
diff changeset
  3417
    realized ifTrue:[
claus
parents: 138
diff changeset
  3418
	self unrealize.            
claus
parents: 138
diff changeset
  3419
	"make it go away immediately
claus
parents: 138
diff changeset
  3420
	 - also, this hides the subview killing"
claus
parents: 138
diff changeset
  3421
"
claus
parents: 138
diff changeset
  3422
	device synchronizeOutput. 
claus
parents: 138
diff changeset
  3423
"
claus
parents: 138
diff changeset
  3424
    ].
claus
parents: 138
diff changeset
  3425
157
claus
parents: 154
diff changeset
  3426
"/    controller notNil ifTrue:[
160
claus
parents: 157
diff changeset
  3427
"/      controller release.
claus
parents: 157
diff changeset
  3428
"/      controller := nil.
157
claus
parents: 154
diff changeset
  3429
"/    ].
140
claus
parents: 138
diff changeset
  3430
claus
parents: 138
diff changeset
  3431
    subs := subViews.
claus
parents: 138
diff changeset
  3432
    subs notNil ifTrue:[
claus
parents: 138
diff changeset
  3433
	"stupid: destroy removes itself from the subview list
claus
parents: 138
diff changeset
  3434
	 - therefore we have to loop over a copy here"
claus
parents: 138
diff changeset
  3435
claus
parents: 138
diff changeset
  3436
	subViews := nil.
claus
parents: 138
diff changeset
  3437
	subs do:[:aView |
claus
parents: 138
diff changeset
  3438
	    aView notNil ifTrue:[aView destroy]             
claus
parents: 138
diff changeset
  3439
	]
claus
parents: 138
diff changeset
  3440
    ].
135
claus
parents:
diff changeset
  3441
    superView notNil ifTrue:[
140
claus
parents: 138
diff changeset
  3442
	superView removeSubView:self.
claus
parents: 138
diff changeset
  3443
	superView := nil
claus
parents: 138
diff changeset
  3444
    ].
claus
parents: 138
diff changeset
  3445
    super destroy.
claus
parents: 138
diff changeset
  3446
157
claus
parents: 154
diff changeset
  3447
    controller notNil ifTrue:[
claus
parents: 154
diff changeset
  3448
	controller release.
claus
parents: 154
diff changeset
  3449
	controller := nil.
claus
parents: 154
diff changeset
  3450
    ].
claus
parents: 154
diff changeset
  3451
140
claus
parents: 138
diff changeset
  3452
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  3453
	windowGroup removeView:self.
claus
parents: 138
diff changeset
  3454
	windowGroup := nil
135
claus
parents:
diff changeset
  3455
    ].
140
claus
parents: 138
diff changeset
  3456
!
claus
parents: 138
diff changeset
  3457
157
claus
parents: 154
diff changeset
  3458
rerealizeInGroup:aWindowGroup
claus
parents: 154
diff changeset
  3459
    "rerealize at old position in (a possibly different) windowGroup."
claus
parents: 154
diff changeset
  3460
claus
parents: 154
diff changeset
  3461
    drawableId isNil ifTrue:[
claus
parents: 154
diff changeset
  3462
	self create
claus
parents: 154
diff changeset
  3463
    ].
claus
parents: 154
diff changeset
  3464
    drawableId notNil ifTrue:[
claus
parents: 154
diff changeset
  3465
	aWindowGroup ~~ windowGroup ifTrue:[
claus
parents: 154
diff changeset
  3466
	    windowGroup notNil ifTrue:[
claus
parents: 154
diff changeset
  3467
		windowGroup removeView:self
claus
parents: 154
diff changeset
  3468
	    ].
claus
parents: 154
diff changeset
  3469
	    windowGroup := aWindowGroup.
claus
parents: 154
diff changeset
  3470
	    aWindowGroup addTopView:self.
claus
parents: 154
diff changeset
  3471
	].
claus
parents: 154
diff changeset
  3472
	self rerealize.
claus
parents: 154
diff changeset
  3473
    ]
claus
parents: 154
diff changeset
  3474
!
claus
parents: 154
diff changeset
  3475
140
claus
parents: 138
diff changeset
  3476
rerealize
claus
parents: 138
diff changeset
  3477
    "rerealize at old position"
claus
parents: 138
diff changeset
  3478
claus
parents: 138
diff changeset
  3479
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  3480
	realized := true.
claus
parents: 138
diff changeset
  3481
	device mapView:self id:drawableId iconified:false
claus
parents: 138
diff changeset
  3482
		   atX:left y:top width:width height:height
claus
parents: 138
diff changeset
  3483
    ]
claus
parents: 138
diff changeset
  3484
!
claus
parents: 138
diff changeset
  3485
claus
parents: 138
diff changeset
  3486
resize
claus
parents: 138
diff changeset
  3487
    "resize myself to make everything fit into me.
claus
parents: 138
diff changeset
  3488
     Nothing special done here, but redefined in some subclasses"
claus
parents: 138
diff changeset
  3489
151
claus
parents: 145
diff changeset
  3490
    self extent:(self preferredExtent)
140
claus
parents: 138
diff changeset
  3491
!
claus
parents: 138
diff changeset
  3492
claus
parents: 138
diff changeset
  3493
recreate
claus
parents: 138
diff changeset
  3494
    "recreate (i.e. tell X about me) after a snapin"
claus
parents: 138
diff changeset
  3495
claus
parents: 138
diff changeset
  3496
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  3497
	super recreate.
claus
parents: 138
diff changeset
  3498
	self physicalCreate.
claus
parents: 138
diff changeset
  3499
claus
parents: 138
diff changeset
  3500
	viewBackground notNil ifTrue:[
claus
parents: 138
diff changeset
  3501
	    self setViewBackground 
claus
parents: 138
diff changeset
  3502
	].
claus
parents: 138
diff changeset
  3503
claus
parents: 138
diff changeset
  3504
	"
claus
parents: 138
diff changeset
  3505
	 XXX has to be changed: eventmasks are device specific -
claus
parents: 138
diff changeset
  3506
	 XXX will not allow restart on another Workstation-type.
claus
parents: 138
diff changeset
  3507
	 XXX event masks must become symbolic
claus
parents: 138
diff changeset
  3508
	"
claus
parents: 138
diff changeset
  3509
	device setEventMask:eventMask in:drawableId
claus
parents: 138
diff changeset
  3510
    ]
claus
parents: 138
diff changeset
  3511
!
claus
parents: 138
diff changeset
  3512
claus
parents: 138
diff changeset
  3513
createWithAllSubViews
claus
parents: 138
diff changeset
  3514
    "create, then create all subviews"
claus
parents: 138
diff changeset
  3515
claus
parents: 138
diff changeset
  3516
    drawableId isNil ifTrue:[self create].
claus
parents: 138
diff changeset
  3517
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  3518
	subViews do:[:subView | subView createWithAllSubViews]
claus
parents: 138
diff changeset
  3519
    ]
claus
parents: 138
diff changeset
  3520
!
claus
parents: 138
diff changeset
  3521
claus
parents: 138
diff changeset
  3522
realizeInGroup
claus
parents: 138
diff changeset
  3523
    "special realize - leave windowgroup as is; 
claus
parents: 138
diff changeset
  3524
     This allows a view to be realized in any windowgroup; 
claus
parents: 138
diff changeset
  3525
     for special applications, like the kill button in the Filebrowser which has
claus
parents: 138
diff changeset
  3526
     another windowGroup as its superview and is handled as a separate process."
claus
parents: 138
diff changeset
  3527
claus
parents: 138
diff changeset
  3528
    self realizeLeavingGroup:true
claus
parents: 138
diff changeset
  3529
!
claus
parents: 138
diff changeset
  3530
claus
parents: 138
diff changeset
  3531
rerealizeWithAllSubViews
claus
parents: 138
diff changeset
  3532
    "rerealize myself with all subviews"
claus
parents: 138
diff changeset
  3533
claus
parents: 138
diff changeset
  3534
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  3535
	realized := true.
claus
parents: 138
diff changeset
  3536
	subViews notNil ifTrue:[
180
claus
parents: 176
diff changeset
  3537
	    self realizeAllSubViews.
140
claus
parents: 138
diff changeset
  3538
	].
claus
parents: 138
diff changeset
  3539
	device mapView:self id:drawableId iconified:false
claus
parents: 138
diff changeset
  3540
		   atX:left y:top width:width height:height
claus
parents: 138
diff changeset
  3541
    ]
180
claus
parents: 176
diff changeset
  3542
!
claus
parents: 176
diff changeset
  3543
claus
parents: 176
diff changeset
  3544
realizeAllSubViews
claus
parents: 176
diff changeset
  3545
    "realize all my subviews"
claus
parents: 176
diff changeset
  3546
claus
parents: 176
diff changeset
  3547
    subViews notNil ifTrue:[
claus
parents: 176
diff changeset
  3548
	subViews do:[:subView |
claus
parents: 176
diff changeset
  3549
	    subView realize
claus
parents: 176
diff changeset
  3550
	]
claus
parents: 176
diff changeset
  3551
    ].
claus
parents: 176
diff changeset
  3552
claus
parents: 176
diff changeset
  3553
    "Modified: 5.9.1995 / 23:30:47 / claus"
151
claus
parents: 145
diff changeset
  3554
! !
claus
parents: 145
diff changeset
  3555
claus
parents: 145
diff changeset
  3556
!SimpleView methodsFor:'startup'!
claus
parents: 145
diff changeset
  3557
claus
parents: 145
diff changeset
  3558
open
claus
parents: 145
diff changeset
  3559
    "open up the view - for normal views, this is a modeless open
claus
parents: 145
diff changeset
  3560
     (i.e. the new view comes up as independent process).
claus
parents: 145
diff changeset
  3561
     Although #open is only to be sent to topviews (i.e. it could have been
claus
parents: 145
diff changeset
  3562
     implemented in TopView), it is implemented here - therefore, every view
claus
parents: 145
diff changeset
  3563
     can be opened as a topView.
claus
parents: 145
diff changeset
  3564
     This is redefined in ModalBox, which comes up modal (i.e. 
claus
parents: 145
diff changeset
  3565
     control is under the current process, so that interaction with the
claus
parents: 145
diff changeset
  3566
     current group is blocked while the modalBox is active)."
claus
parents: 145
diff changeset
  3567
claus
parents: 145
diff changeset
  3568
    ^ self openModeless
claus
parents: 145
diff changeset
  3569
claus
parents: 145
diff changeset
  3570
    "
claus
parents: 145
diff changeset
  3571
     View new open
claus
parents: 145
diff changeset
  3572
claus
parents: 145
diff changeset
  3573
     (Button label:'hello') open
claus
parents: 145
diff changeset
  3574
claus
parents: 145
diff changeset
  3575
     |top|
claus
parents: 145
diff changeset
  3576
     top := StandardSystemView new.
claus
parents: 145
diff changeset
  3577
     top extent:200@200.
claus
parents: 145
diff changeset
  3578
     Button label:'hello' in:top.
claus
parents: 145
diff changeset
  3579
     top open
claus
parents: 145
diff changeset
  3580
claus
parents: 145
diff changeset
  3581
     YesNoBox new open
claus
parents: 145
diff changeset
  3582
    "
claus
parents: 145
diff changeset
  3583
!
claus
parents: 145
diff changeset
  3584
claus
parents: 145
diff changeset
  3585
openModeless
claus
parents: 145
diff changeset
  3586
    "create and schedule a new windowgroup for me and open the view.
claus
parents: 145
diff changeset
  3587
     The view will be handled by its own process, effectively running in
claus
parents: 145
diff changeset
  3588
     parallel (i.e. control is returned to the sender immediately)."
claus
parents: 145
diff changeset
  3589
claus
parents: 145
diff changeset
  3590
    ProcessorScheduler isPureEventDriven ifFalse:[
claus
parents: 145
diff changeset
  3591
	windowGroup isNil ifTrue:[
claus
parents: 145
diff changeset
  3592
	    windowGroup := WindowGroup new.
claus
parents: 145
diff changeset
  3593
	    windowGroup addTopView:self.
157
claus
parents: 154
diff changeset
  3594
	    windowGroup startup:false.
claus
parents: 154
diff changeset
  3595
	] ifFalse:[
claus
parents: 154
diff changeset
  3596
	    windowGroup startup:false.
claus
parents: 154
diff changeset
  3597
	    self realizeInGroup.
151
claus
parents: 145
diff changeset
  3598
	].
claus
parents: 145
diff changeset
  3599
    ] ifTrue:[
claus
parents: 145
diff changeset
  3600
	self realize
claus
parents: 145
diff changeset
  3601
    ]
claus
parents: 145
diff changeset
  3602
claus
parents: 145
diff changeset
  3603
    "
claus
parents: 145
diff changeset
  3604
     the same:
claus
parents: 145
diff changeset
  3605
	 (Button label:'hello') open
claus
parents: 145
diff changeset
  3606
claus
parents: 145
diff changeset
  3607
	 (Button label:'hello') openModeless
claus
parents: 145
diff changeset
  3608
claus
parents: 145
diff changeset
  3609
     different:
claus
parents: 145
diff changeset
  3610
	 YesNoBox new open
claus
parents: 145
diff changeset
  3611
claus
parents: 145
diff changeset
  3612
	 YesNoBox new openModeless
claus
parents: 145
diff changeset
  3613
    "
claus
parents: 145
diff changeset
  3614
!
claus
parents: 145
diff changeset
  3615
claus
parents: 145
diff changeset
  3616
openModal
claus
parents: 145
diff changeset
  3617
    "create a new windowgroup, but start processing in the current process
claus
parents: 145
diff changeset
  3618
     actually suspending event processing for the currently active group.
claus
parents: 145
diff changeset
  3619
     Stay in modalLoop while view is visible.
claus
parents: 145
diff changeset
  3620
     (i.e. control is returned to the sender when the receiver is closed)"
claus
parents: 145
diff changeset
  3621
claus
parents: 145
diff changeset
  3622
    self openModal:[true]
claus
parents: 145
diff changeset
  3623
claus
parents: 145
diff changeset
  3624
    "
claus
parents: 145
diff changeset
  3625
     the same:
claus
parents: 145
diff changeset
  3626
	 YesNoBox new open
claus
parents: 145
diff changeset
  3627
claus
parents: 145
diff changeset
  3628
	 YesNoBox new openModal
claus
parents: 145
diff changeset
  3629
claus
parents: 145
diff changeset
  3630
     different:
claus
parents: 145
diff changeset
  3631
	 (Button label:'hello') open
claus
parents: 145
diff changeset
  3632
claus
parents: 145
diff changeset
  3633
	 (Button label:'hello') openModal
claus
parents: 145
diff changeset
  3634
    "
claus
parents: 145
diff changeset
  3635
!
claus
parents: 145
diff changeset
  3636
claus
parents: 145
diff changeset
  3637
openModal:aBlock
claus
parents: 145
diff changeset
  3638
    "create a new windowgroup, but start processing in the current process -
claus
parents: 145
diff changeset
  3639
     actually suspending event processing for the currently active group.
claus
parents: 145
diff changeset
  3640
     Stay in this modal loop while aBlock evaluates to true AND the receiver is
claus
parents: 145
diff changeset
  3641
     visible.
claus
parents: 145
diff changeset
  3642
     (i.e. control is returned to the sender when the receiver is closed)
claus
parents: 145
diff changeset
  3643
     This makes any interaction with the current window impossible - 
claus
parents: 145
diff changeset
  3644
     however, other views (in other windowgroups) still work."
claus
parents: 145
diff changeset
  3645
claus
parents: 145
diff changeset
  3646
    |activeGroup tops|
claus
parents: 145
diff changeset
  3647
claus
parents: 145
diff changeset
  3648
    Processor activeProcessIsSystemProcess ifTrue:[
claus
parents: 145
diff changeset
  3649
	self realize
claus
parents: 145
diff changeset
  3650
    ] ifFalse:[
claus
parents: 145
diff changeset
  3651
	activeGroup := WindowGroup activeGroup.
claus
parents: 145
diff changeset
  3652
claus
parents: 145
diff changeset
  3653
	"
claus
parents: 145
diff changeset
  3654
	 create a new window group and put myself into it
claus
parents: 145
diff changeset
  3655
	"
claus
parents: 145
diff changeset
  3656
	windowGroup := WindowGroup new.
claus
parents: 145
diff changeset
  3657
	windowGroup addTopView:self.
claus
parents: 145
diff changeset
  3658
	"
claus
parents: 145
diff changeset
  3659
	 go dispatch events in this new group
claus
parents: 145
diff changeset
  3660
	 (thus current windowgroup is blocked from interaction)
claus
parents: 145
diff changeset
  3661
	"
claus
parents: 145
diff changeset
  3662
	Object abortSignal handle:[:ex |
claus
parents: 145
diff changeset
  3663
	    self hide.
claus
parents: 145
diff changeset
  3664
	    ex return.
claus
parents: 145
diff changeset
  3665
	] do:[
claus
parents: 145
diff changeset
  3666
	    [
claus
parents: 145
diff changeset
  3667
		windowGroup startupModal:[realized and:aBlock]
claus
parents: 145
diff changeset
  3668
	    ] valueOnUnwindDo:[
claus
parents: 145
diff changeset
  3669
		self hide.
claus
parents: 145
diff changeset
  3670
	    ]
claus
parents: 145
diff changeset
  3671
	].
claus
parents: 145
diff changeset
  3672
	"
claus
parents: 145
diff changeset
  3673
	 return input focus to previously active groups top.
claus
parents: 145
diff changeset
  3674
	 This helps with windowmanagers which need an explicit click
claus
parents: 145
diff changeset
  3675
	 on the view for the focus.
claus
parents: 145
diff changeset
  3676
	"
claus
parents: 145
diff changeset
  3677
	activeGroup notNil ifTrue:[
claus
parents: 145
diff changeset
  3678
	    tops := activeGroup topViews.
claus
parents: 145
diff changeset
  3679
	    (tops notNil and:[tops notEmpty]) ifTrue:[
claus
parents: 145
diff changeset
  3680
		tops first getKeyboardFocus
claus
parents: 145
diff changeset
  3681
	    ]
claus
parents: 145
diff changeset
  3682
	]
claus
parents: 145
diff changeset
  3683
    ]
140
claus
parents: 138
diff changeset
  3684
!
claus
parents: 138
diff changeset
  3685
claus
parents: 138
diff changeset
  3686
openAutonomous
claus
parents: 138
diff changeset
  3687
    "create and schedule a new windowgroup for me and open the view.
claus
parents: 138
diff changeset
  3688
     The view will be handled by its own process, effectively running in
claus
parents: 138
diff changeset
  3689
     parallel. This entry is for non-topviews, which want to be served
claus
parents: 138
diff changeset
  3690
     autonomous from the topview. (see the fileBrowsers kill-button
claus
parents: 138
diff changeset
  3691
     when executing unix commands as an example)"
claus
parents: 138
diff changeset
  3692
claus
parents: 138
diff changeset
  3693
    |wg|
claus
parents: 138
diff changeset
  3694
claus
parents: 138
diff changeset
  3695
    ProcessorScheduler isPureEventDriven ifFalse:[
claus
parents: 138
diff changeset
  3696
	wg := WindowGroup new.
claus
parents: 138
diff changeset
  3697
	self windowGroup:wg.
claus
parents: 138
diff changeset
  3698
	wg addView:self.
claus
parents: 138
diff changeset
  3699
	wg startup:false.
claus
parents: 138
diff changeset
  3700
	self realizeInGroup.
claus
parents: 138
diff changeset
  3701
    ] ifTrue:[
claus
parents: 138
diff changeset
  3702
	self realize
claus
parents: 138
diff changeset
  3703
    ]
151
claus
parents: 145
diff changeset
  3704
!
claus
parents: 145
diff changeset
  3705
157
claus
parents: 154
diff changeset
  3706
waitUntilVisible
claus
parents: 154
diff changeset
  3707
    "wait until the receiver visible.
claus
parents: 154
diff changeset
  3708
     In normal applications, you do not need to wait till a view is
claus
parents: 154
diff changeset
  3709
     open - it should do all of its drawing itself when it gets the
claus
parents: 154
diff changeset
  3710
     first expose event.
claus
parents: 154
diff changeset
  3711
     However, if you want to 'manually' draw into the view (for example,
claus
parents: 154
diff changeset
  3712
     in doIt expressions), or subsequent views depend on some state of
claus
parents: 154
diff changeset
  3713
     another view (which is only available once visible), 
claus
parents: 154
diff changeset
  3714
     use this to suspend the current process until the receiver is shown."
claus
parents: 154
diff changeset
  3715
claus
parents: 154
diff changeset
  3716
    Processor activeProcess withPriority:1 do:[
claus
parents: 154
diff changeset
  3717
	[self shown] whileFalse:[
claus
parents: 154
diff changeset
  3718
	    Processor yield
claus
parents: 154
diff changeset
  3719
	]
claus
parents: 154
diff changeset
  3720
    ].
claus
parents: 154
diff changeset
  3721
claus
parents: 154
diff changeset
  3722
    "does not work:
claus
parents: 154
diff changeset
  3723
claus
parents: 154
diff changeset
  3724
	|v|
claus
parents: 154
diff changeset
  3725
claus
parents: 154
diff changeset
  3726
	v := View new open.
claus
parents: 154
diff changeset
  3727
	v displayLineFrom:0@0 to:50@50
claus
parents: 154
diff changeset
  3728
claus
parents: 154
diff changeset
  3729
     does work:
claus
parents: 154
diff changeset
  3730
claus
parents: 154
diff changeset
  3731
	|v|
claus
parents: 154
diff changeset
  3732
claus
parents: 154
diff changeset
  3733
	v := View new open.
claus
parents: 154
diff changeset
  3734
	v waitUntilVisible.
claus
parents: 154
diff changeset
  3735
	v displayLineFrom:0@0 to:50@50
claus
parents: 154
diff changeset
  3736
    "
claus
parents: 154
diff changeset
  3737
!
claus
parents: 154
diff changeset
  3738
151
claus
parents: 145
diff changeset
  3739
openAndWait
claus
parents: 145
diff changeset
  3740
    "open up the view - wait until it is visible.
claus
parents: 145
diff changeset
  3741
     In normal applications, you do not need to wait till the view is
claus
parents: 145
diff changeset
  3742
     open - it should do all of its drawing itself when it gets the
claus
parents: 145
diff changeset
  3743
     first expose event.
claus
parents: 145
diff changeset
  3744
     However, if you want to 'manually' draw into the view (for example,
claus
parents: 145
diff changeset
  3745
     in doIt expressions) the view must be visible (realized) before doing so.
claus
parents: 145
diff changeset
  3746
     Use this open in those situations."
claus
parents: 145
diff changeset
  3747
claus
parents: 145
diff changeset
  3748
    self open.
157
claus
parents: 154
diff changeset
  3749
    self waitUntilVisible.
151
claus
parents: 145
diff changeset
  3750
claus
parents: 145
diff changeset
  3751
    "does not work:
claus
parents: 145
diff changeset
  3752
claus
parents: 145
diff changeset
  3753
	|v|
claus
parents: 145
diff changeset
  3754
claus
parents: 145
diff changeset
  3755
	v := View new open.
claus
parents: 145
diff changeset
  3756
	v displayLineFrom:0@0 to:50@50
claus
parents: 145
diff changeset
  3757
claus
parents: 145
diff changeset
  3758
     does work:
claus
parents: 145
diff changeset
  3759
claus
parents: 145
diff changeset
  3760
	|v|
claus
parents: 145
diff changeset
  3761
claus
parents: 145
diff changeset
  3762
	v := View new openAndWait.
claus
parents: 145
diff changeset
  3763
	v displayLineFrom:0@0 to:50@50
claus
parents: 145
diff changeset
  3764
    "
135
claus
parents:
diff changeset
  3765
! !
claus
parents:
diff changeset
  3766
151
claus
parents: 145
diff changeset
  3767
!SimpleView methodsFor:'edge drawing'!
135
claus
parents:
diff changeset
  3768
140
claus
parents: 138
diff changeset
  3769
drawBottomEdge
claus
parents: 138
diff changeset
  3770
    "draw bottom 3D edge into window frame"
claus
parents: 138
diff changeset
  3771
claus
parents: 138
diff changeset
  3772
    self drawBottomEdgeLevel:level
claus
parents: 138
diff changeset
  3773
		      shadow:shadowColor 
claus
parents: 138
diff changeset
  3774
		      light:lightColor
claus
parents: 138
diff changeset
  3775
		      halfShadow:nil 
claus
parents: 138
diff changeset
  3776
		      halfLight:nil
claus
parents: 138
diff changeset
  3777
		      style:nil.
claus
parents: 138
diff changeset
  3778
!
claus
parents: 138
diff changeset
  3779
claus
parents: 138
diff changeset
  3780
drawLeftEdge
claus
parents: 138
diff changeset
  3781
    "draw left 3D edge into window frame"
claus
parents: 138
diff changeset
  3782
claus
parents: 138
diff changeset
  3783
    self drawLeftEdgeLevel:level
claus
parents: 138
diff changeset
  3784
		    shadow:shadowColor 
claus
parents: 138
diff changeset
  3785
		     light:lightColor
claus
parents: 138
diff changeset
  3786
		     halfShadow:nil 
claus
parents: 138
diff changeset
  3787
		     halfLight:nil
claus
parents: 138
diff changeset
  3788
		     style:nil.
claus
parents: 138
diff changeset
  3789
!
claus
parents: 138
diff changeset
  3790
claus
parents: 138
diff changeset
  3791
drawRightEdge
claus
parents: 138
diff changeset
  3792
    "draw right 3D edge into window frame"
claus
parents: 138
diff changeset
  3793
claus
parents: 138
diff changeset
  3794
    self drawRightEdgeLevel:level
claus
parents: 138
diff changeset
  3795
		     shadow:shadowColor 
claus
parents: 138
diff changeset
  3796
		      light:lightColor
claus
parents: 138
diff changeset
  3797
		      halfShadow:nil 
claus
parents: 138
diff changeset
  3798
		      halfLight:nil
claus
parents: 138
diff changeset
  3799
		      style:nil.
claus
parents: 138
diff changeset
  3800
!
claus
parents: 138
diff changeset
  3801
claus
parents: 138
diff changeset
  3802
drawTopEdge
claus
parents: 138
diff changeset
  3803
    "draw top 3D edge into window frame"
claus
parents: 138
diff changeset
  3804
claus
parents: 138
diff changeset
  3805
    self drawTopEdgeLevel:level
claus
parents: 138
diff changeset
  3806
		   shadow:shadowColor 
claus
parents: 138
diff changeset
  3807
		    light:lightColor
claus
parents: 138
diff changeset
  3808
		    halfShadow:nil 
claus
parents: 138
diff changeset
  3809
		    halfLight:nil
claus
parents: 138
diff changeset
  3810
		    style:nil.
claus
parents: 138
diff changeset
  3811
!
claus
parents: 138
diff changeset
  3812
claus
parents: 138
diff changeset
  3813
drawEdges
claus
parents: 138
diff changeset
  3814
    "draw all of my 3D edges"
claus
parents: 138
diff changeset
  3815
claus
parents: 138
diff changeset
  3816
    self drawEdgesForX:0 y:0 width:width height:height level:level
claus
parents: 138
diff changeset
  3817
		shadow:shadowColor 
claus
parents: 138
diff changeset
  3818
		light:lightColor
claus
parents: 138
diff changeset
  3819
		halfShadow:nil 
claus
parents: 138
diff changeset
  3820
		halfLight:nil 
claus
parents: 138
diff changeset
  3821
		style:nil 
claus
parents: 138
diff changeset
  3822
!
claus
parents: 138
diff changeset
  3823
135
claus
parents:
diff changeset
  3824
drawEdgesForX:x y:y width:w height:h level:l 
claus
parents:
diff changeset
  3825
		shadow:shadowColor light:lightColor
claus
parents:
diff changeset
  3826
		halfShadow:halfShadowColor halfLight:halfLightColor
claus
parents:
diff changeset
  3827
		style:edgeStyle
claus
parents:
diff changeset
  3828
claus
parents:
diff changeset
  3829
    "draw 3D edges into a rectangle"
claus
parents:
diff changeset
  3830
claus
parents:
diff changeset
  3831
    |topLeftFg botRightFg topLeftHalfFg botRightHalfFg
claus
parents:
diff changeset
  3832
     count "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3833
     r     "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3834
     b     "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3835
     xi    "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3836
     yi    "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3837
     run paint|
claus
parents:
diff changeset
  3838
claus
parents:
diff changeset
  3839
    count := l.
claus
parents:
diff changeset
  3840
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3841
	topLeftFg := shadowColor.
claus
parents:
diff changeset
  3842
	botRightFg := lightColor.
claus
parents:
diff changeset
  3843
	topLeftHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3844
	botRightHalfFg := halfLightColor.
claus
parents:
diff changeset
  3845
	count := count negated
claus
parents:
diff changeset
  3846
    ] ifFalse:[
claus
parents:
diff changeset
  3847
	topLeftFg := lightColor.
claus
parents:
diff changeset
  3848
	botRightFg := shadowColor.
claus
parents:
diff changeset
  3849
	topLeftHalfFg := halfLightColor.
claus
parents:
diff changeset
  3850
	botRightHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3851
    ].
claus
parents:
diff changeset
  3852
    topLeftHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3853
	topLeftHalfFg := topLeftFg
claus
parents:
diff changeset
  3854
    ].
claus
parents:
diff changeset
  3855
    botRightHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3856
	botRightHalfFg := botRightFg
claus
parents:
diff changeset
  3857
    ].
claus
parents:
diff changeset
  3858
claus
parents:
diff changeset
  3859
    r := x + w - 1. "right"
claus
parents:
diff changeset
  3860
    b := y + h - 1. "bottom"
claus
parents:
diff changeset
  3861
claus
parents:
diff changeset
  3862
    super lineWidth:0.
claus
parents:
diff changeset
  3863
claus
parents:
diff changeset
  3864
    "top and left edges"
151
claus
parents: 145
diff changeset
  3865
    ((edgeStyle == #soft) and:["l" count > 0]) ifTrue:[
135
claus
parents:
diff changeset
  3866
	paint := topLeftHalfFg
claus
parents:
diff changeset
  3867
    ] ifFalse:[
claus
parents:
diff changeset
  3868
	paint := topLeftFg
claus
parents:
diff changeset
  3869
    ].
claus
parents:
diff changeset
  3870
    super paint:paint.
claus
parents:
diff changeset
  3871
claus
parents:
diff changeset
  3872
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3873
	run := y + i.
claus
parents:
diff changeset
  3874
	super displayDeviceLineFromX:x y:run toX:r y:run. "top"
claus
parents:
diff changeset
  3875
	run := x + i.
claus
parents:
diff changeset
  3876
	super displayDeviceLineFromX:run y:y toX:run y:b  "left"
claus
parents:
diff changeset
  3877
    ].
claus
parents:
diff changeset
  3878
    (edgeStyle == #soft) ifTrue:[
claus
parents:
diff changeset
  3879
"
claus
parents:
diff changeset
  3880
	super paint:topLeftFg.
claus
parents:
diff changeset
  3881
	super displayDeviceLineFromX:x y:y toX:r y:y. 
claus
parents:
diff changeset
  3882
	super displayDeviceLineFromX:x y:y toX:x y:b        
claus
parents:
diff changeset
  3883
"
claus
parents:
diff changeset
  3884
	(l > 2) ifTrue:[
claus
parents:
diff changeset
  3885
	    super paint:Black.
claus
parents:
diff changeset
  3886
	    super displayDeviceLineFromX:x y:y toX:r y:y. 
claus
parents:
diff changeset
  3887
	    super displayDeviceLineFromX:x y:y toX:x y:b. 
claus
parents:
diff changeset
  3888
	]
claus
parents:
diff changeset
  3889
    ].
claus
parents:
diff changeset
  3890
claus
parents:
diff changeset
  3891
    xi := x + 1.
claus
parents:
diff changeset
  3892
    yi := y + 1.
claus
parents:
diff changeset
  3893
claus
parents:
diff changeset
  3894
"/ does not look good
claus
parents:
diff changeset
  3895
"/ style == #st80 iftrue:[
claus
parents:
diff changeset
  3896
"/  yi := yi + 1
claus
parents:
diff changeset
  3897
"/ ].
claus
parents:
diff changeset
  3898
claus
parents:
diff changeset
  3899
    "bottom and right edges"
151
claus
parents: 145
diff changeset
  3900
    (edgeStyle == #soft "new:" and:[count > 1]) ifTrue:[
135
claus
parents:
diff changeset
  3901
	paint := botRightHalfFg
claus
parents:
diff changeset
  3902
    ] ifFalse:[
claus
parents:
diff changeset
  3903
	paint := botRightFg
claus
parents:
diff changeset
  3904
    ].
claus
parents:
diff changeset
  3905
claus
parents:
diff changeset
  3906
    super paint:paint.
claus
parents:
diff changeset
  3907
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3908
	run := b - i.
claus
parents:
diff changeset
  3909
	super displayDeviceLineFromX:xi-1 y:run toX:r y:run. "bottom"
claus
parents:
diff changeset
  3910
	run := r - i.
claus
parents:
diff changeset
  3911
	super displayDeviceLineFromX:run y:yi-1 toX:run y:b.  "right"
claus
parents:
diff changeset
  3912
	xi := xi + 1.
claus
parents:
diff changeset
  3913
	yi := yi + 1
claus
parents:
diff changeset
  3914
    ].
claus
parents:
diff changeset
  3915
    ((edgeStyle == #soft) and:[l > 1]) ifTrue:[
claus
parents:
diff changeset
  3916
	super paint:Black "shadowColor".
154
claus
parents: 153
diff changeset
  3917
	super displayDeviceLineFromX:(x + (1 - 1)) y:b toX:r y:b. 
claus
parents: 153
diff changeset
  3918
	super displayDeviceLineFromX:r y:(y + (1 - 1)) toX:r y:b        
135
claus
parents:
diff changeset
  3919
    ]
claus
parents:
diff changeset
  3920
!
claus
parents:
diff changeset
  3921
claus
parents:
diff changeset
  3922
drawTopEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents:
diff changeset
  3923
    |topFg topHalfFg paint r
claus
parents:
diff changeset
  3924
     count "{ Class: SmallInteger }" |
claus
parents:
diff changeset
  3925
claus
parents:
diff changeset
  3926
    count := level.
claus
parents:
diff changeset
  3927
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3928
claus
parents:
diff changeset
  3929
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3930
	topFg := shadowColor.
claus
parents:
diff changeset
  3931
	topHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3932
	count := count negated
claus
parents:
diff changeset
  3933
    ] ifFalse:[
claus
parents:
diff changeset
  3934
	topFg := lightColor.
claus
parents:
diff changeset
  3935
	topHalfFg := halfLightColor.
claus
parents:
diff changeset
  3936
    ].
claus
parents:
diff changeset
  3937
    topHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3938
	topHalfFg := topFg
claus
parents:
diff changeset
  3939
    ].
claus
parents:
diff changeset
  3940
claus
parents:
diff changeset
  3941
    ((edgeStyle == #soft) and:[level > 0]) ifTrue:[
claus
parents:
diff changeset
  3942
	paint := topHalfFg
claus
parents:
diff changeset
  3943
    ] ifFalse:[
claus
parents:
diff changeset
  3944
	paint := topFg
claus
parents:
diff changeset
  3945
    ].
claus
parents:
diff changeset
  3946
    super paint:paint.
claus
parents:
diff changeset
  3947
    super lineWidth:0.
claus
parents:
diff changeset
  3948
claus
parents:
diff changeset
  3949
    r := width - 1.
claus
parents:
diff changeset
  3950
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3951
	super displayDeviceLineFromX:i y:i toX:(r - i) y:i
claus
parents:
diff changeset
  3952
    ].
claus
parents:
diff changeset
  3953
    ((edgeStyle == #soft) and:[level > 2]) ifTrue:[
claus
parents:
diff changeset
  3954
	super paint:Black.
claus
parents:
diff changeset
  3955
	super displayDeviceLineFromX:0 y:0 toX:r y:0. 
claus
parents:
diff changeset
  3956
    ]
claus
parents:
diff changeset
  3957
!
claus
parents:
diff changeset
  3958
claus
parents:
diff changeset
  3959
drawBottomEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle
claus
parents:
diff changeset
  3960
    |botFg
claus
parents:
diff changeset
  3961
     count "{ Class: SmallInteger }" 
claus
parents:
diff changeset
  3962
     b r|
claus
parents:
diff changeset
  3963
claus
parents:
diff changeset
  3964
    count := level.
claus
parents:
diff changeset
  3965
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3966
claus
parents:
diff changeset
  3967
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3968
	botFg := lightColor.
claus
parents:
diff changeset
  3969
	count := count negated
claus
parents:
diff changeset
  3970
    ] ifFalse:[
claus
parents:
diff changeset
  3971
	((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3972
	    botFg := halfShadowColor
claus
parents:
diff changeset
  3973
	] ifFalse:[
claus
parents:
diff changeset
  3974
	    botFg := shadowColor
claus
parents:
diff changeset
  3975
	].
claus
parents:
diff changeset
  3976
    ].
claus
parents:
diff changeset
  3977
    super paint:botFg.
claus
parents:
diff changeset
  3978
    super lineWidth:0.
claus
parents:
diff changeset
  3979
claus
parents:
diff changeset
  3980
    r := width - 1.
claus
parents:
diff changeset
  3981
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3982
	b := height - 1 - i.
claus
parents:
diff changeset
  3983
	super displayDeviceLineFromX:i y:b toX:(r - i) y:b
claus
parents:
diff changeset
  3984
    ].
claus
parents:
diff changeset
  3985
claus
parents:
diff changeset
  3986
    ((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3987
	b := height - 1.
claus
parents:
diff changeset
  3988
	super paint:shadowColor.
claus
parents:
diff changeset
  3989
	super displayDeviceLineFromX:1 y:b toX:r y:b. 
claus
parents:
diff changeset
  3990
    ]
claus
parents:
diff changeset
  3991
!
claus
parents:
diff changeset
  3992
claus
parents:
diff changeset
  3993
drawLeftEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents:
diff changeset
  3994
    |leftFg leftHalfFg paint b
claus
parents:
diff changeset
  3995
     count "{ Class: SmallInteger }" |
claus
parents:
diff changeset
  3996
claus
parents:
diff changeset
  3997
    count := level.
claus
parents:
diff changeset
  3998
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3999
    
claus
parents:
diff changeset
  4000
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  4001
	leftFg := shadowColor.
claus
parents:
diff changeset
  4002
	leftHalfFg := halfShadowColor.
claus
parents:
diff changeset
  4003
	count := count negated.
claus
parents:
diff changeset
  4004
    ] ifFalse:[
claus
parents:
diff changeset
  4005
	leftFg := lightColor.
claus
parents:
diff changeset
  4006
	leftHalfFg := halfLightColor.
claus
parents:
diff changeset
  4007
    ].
claus
parents:
diff changeset
  4008
    leftHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  4009
	leftHalfFg := leftFg
claus
parents:
diff changeset
  4010
    ].
claus
parents:
diff changeset
  4011
claus
parents:
diff changeset
  4012
    ((edgeStyle == #soft) and:[level > 0]) ifTrue:[
claus
parents:
diff changeset
  4013
	paint := leftHalfFg
claus
parents:
diff changeset
  4014
    ] ifFalse:[
claus
parents:
diff changeset
  4015
	paint := leftFg
claus
parents:
diff changeset
  4016
    ].
claus
parents:
diff changeset
  4017
    super paint:paint.
claus
parents:
diff changeset
  4018
    super lineWidth:0.
claus
parents:
diff changeset
  4019
claus
parents:
diff changeset
  4020
    b := height - 1.
claus
parents:
diff changeset
  4021
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  4022
	super displayDeviceLineFromX:i y:i toX:i y:(b - i)
claus
parents:
diff changeset
  4023
    ].
claus
parents:
diff changeset
  4024
claus
parents:
diff changeset
  4025
    ((edgeStyle == #soft) and:[level > 2]) ifTrue:[
claus
parents:
diff changeset
  4026
	super paint:Black.
claus
parents:
diff changeset
  4027
	super displayDeviceLineFromX:0 y:0 toX:0 y:b. 
claus
parents:
diff changeset
  4028
    ]
claus
parents:
diff changeset
  4029
!
claus
parents:
diff changeset
  4030
140
claus
parents: 138
diff changeset
  4031
drawRightEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents: 138
diff changeset
  4032
    |rightFg
claus
parents: 138
diff changeset
  4033
     count "{ Class: SmallInteger }" 
claus
parents: 138
diff changeset
  4034
     r b|
claus
parents: 138
diff changeset
  4035
claus
parents: 138
diff changeset
  4036
    count := level.
claus
parents: 138
diff changeset
  4037
    count == 0 ifTrue:[^ self].
claus
parents: 138
diff changeset
  4038
claus
parents: 138
diff changeset
  4039
    (count < 0) ifTrue:[
claus
parents: 138
diff changeset
  4040
	rightFg := lightColor.
claus
parents: 138
diff changeset
  4041
	count := count negated
claus
parents: 138
diff changeset
  4042
    ] ifFalse:[
claus
parents: 138
diff changeset
  4043
	((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents: 138
diff changeset
  4044
	    rightFg := halfShadowColor
claus
parents: 138
diff changeset
  4045
	] ifFalse:[
claus
parents: 138
diff changeset
  4046
	    rightFg := shadowColor
claus
parents: 138
diff changeset
  4047
	].
claus
parents: 138
diff changeset
  4048
    ].
claus
parents: 138
diff changeset
  4049
    super paint:rightFg.
claus
parents: 138
diff changeset
  4050
    super lineWidth:0.
claus
parents: 138
diff changeset
  4051
claus
parents: 138
diff changeset
  4052
    b := height - 1.
claus
parents: 138
diff changeset
  4053
    0 to:(count - 1) do:[:i |
claus
parents: 138
diff changeset
  4054
	r := width - 1 - i.
claus
parents: 138
diff changeset
  4055
	super displayDeviceLineFromX:r y:i toX:r y:(b - i)
claus
parents: 138
diff changeset
  4056
    ].
claus
parents: 138
diff changeset
  4057
    ((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents: 138
diff changeset
  4058
	r := width - 1.
claus
parents: 138
diff changeset
  4059
	super paint:shadowColor.
claus
parents: 138
diff changeset
  4060
	super displayDeviceLineFromX:r y:1 toX:r y:b. 
claus
parents: 138
diff changeset
  4061
    ]
claus
parents: 138
diff changeset
  4062
!
claus
parents: 138
diff changeset
  4063
135
claus
parents:
diff changeset
  4064
drawEdgesForX:x y:y width:w height:h level:l
claus
parents:
diff changeset
  4065
    "draw 3D edges into a rectangle"
claus
parents:
diff changeset
  4066
claus
parents:
diff changeset
  4067
    self drawEdgesForX:x y:y width:w height:h level:l 
claus
parents:
diff changeset
  4068
		shadow:shadowColor 
claus
parents:
diff changeset
  4069
		light:lightColor
claus
parents:
diff changeset
  4070
		halfShadow:nil 
claus
parents:
diff changeset
  4071
		halfLight:nil 
claus
parents:
diff changeset
  4072
		style:nil 
claus
parents:
diff changeset
  4073
!
claus
parents:
diff changeset
  4074
151
claus
parents: 145
diff changeset
  4075
redrawEdges
claus
parents: 145
diff changeset
  4076
    "redraw my edges (if any)"
claus
parents: 145
diff changeset
  4077
claus
parents: 145
diff changeset
  4078
    (level ~~ 0) ifTrue:[
claus
parents: 145
diff changeset
  4079
	shown ifTrue:[
claus
parents: 145
diff changeset
  4080
	    self clipRect:nil.
claus
parents: 145
diff changeset
  4081
	    self drawEdges.
claus
parents: 145
diff changeset
  4082
	    self clipRect:innerClipRect
claus
parents: 145
diff changeset
  4083
	]                  
claus
parents: 145
diff changeset
  4084
    ]                  
claus
parents: 145
diff changeset
  4085
! !
claus
parents: 145
diff changeset
  4086
claus
parents: 145
diff changeset
  4087
!SimpleView methodsFor:'redrawing'!
claus
parents: 145
diff changeset
  4088
claus
parents: 145
diff changeset
  4089
redrawX:x y:y width:w height:h
claus
parents: 145
diff changeset
  4090
    "have to redraw part of myself, given logical coordinates (if trans is nonNil)
claus
parents: 145
diff changeset
  4091
     default is to redraw everything - subclasses should add intelligence"
claus
parents: 145
diff changeset
  4092
claus
parents: 145
diff changeset
  4093
    |area|
claus
parents: 145
diff changeset
  4094
claus
parents: 145
diff changeset
  4095
    shown ifFalse:[^ self].
claus
parents: 145
diff changeset
  4096
claus
parents: 145
diff changeset
  4097
    area := Rectangle left:x top:y width:w height:h.      
claus
parents: 145
diff changeset
  4098
    self clippedTo:area do:[
claus
parents: 145
diff changeset
  4099
"/        controller notNil ifTrue:[
claus
parents: 145
diff changeset
  4100
"/            "ST-80 updating"
claus
parents: 145
diff changeset
  4101
"/            self update:#rectangle with:area
claus
parents: 145
diff changeset
  4102
"/        ] ifFalse:[
claus
parents: 145
diff changeset
  4103
	    components notNil ifTrue:[
claus
parents: 145
diff changeset
  4104
		components do:[:aComponent |
claus
parents: 145
diff changeset
  4105
		    |thisFrame is|
claus
parents: 145
diff changeset
  4106
claus
parents: 145
diff changeset
  4107
		    thisFrame := aComponent frame.
claus
parents: 145
diff changeset
  4108
		    (thisFrame intersects:area) ifTrue:[
claus
parents: 145
diff changeset
  4109
			is := thisFrame intersect:(x@y extent:w@h).
claus
parents: 145
diff changeset
  4110
			is = thisFrame ifTrue:[
claus
parents: 145
diff changeset
  4111
			    aComponent redraw
claus
parents: 145
diff changeset
  4112
			] ifFalse:[
claus
parents: 145
diff changeset
  4113
			    aComponent redrawX:is left
claus
parents: 145
diff changeset
  4114
					     y:is top
claus
parents: 145
diff changeset
  4115
					 width:is width
claus
parents: 145
diff changeset
  4116
					height:is height.
claus
parents: 145
diff changeset
  4117
			].        
claus
parents: 145
diff changeset
  4118
			"/ aComponent drawIn:self offset:0@0
claus
parents: 145
diff changeset
  4119
		    ]
claus
parents: 145
diff changeset
  4120
		]
claus
parents: 145
diff changeset
  4121
	    ] ifFalse:[
claus
parents: 145
diff changeset
  4122
		self redraw
claus
parents: 145
diff changeset
  4123
	    ]
claus
parents: 145
diff changeset
  4124
"/        ]
claus
parents: 145
diff changeset
  4125
    ]                                                              
claus
parents: 145
diff changeset
  4126
!
claus
parents: 145
diff changeset
  4127
claus
parents: 145
diff changeset
  4128
redraw
claus
parents: 145
diff changeset
  4129
    "redraw myself
claus
parents: 145
diff changeset
  4130
     cannot do much here - has to be redefined in subclasses"
claus
parents: 145
diff changeset
  4131
claus
parents: 145
diff changeset
  4132
!
claus
parents: 145
diff changeset
  4133
135
claus
parents:
diff changeset
  4134
redrawDeviceX:x y:y width:w height:h
claus
parents:
diff changeset
  4135
    "have to redraw part of the view.
claus
parents:
diff changeset
  4136
     The coordinates are in device space - if there is a transformation,
claus
parents:
diff changeset
  4137
     must inverse-transform back to logical coordinates. (since the view thinks
claus
parents:
diff changeset
  4138
     in its coordinate space)"
claus
parents:
diff changeset
  4139
claus
parents:
diff changeset
  4140
    |lx ly lw lh|
claus
parents:
diff changeset
  4141
claus
parents:
diff changeset
  4142
    lx := x.
claus
parents:
diff changeset
  4143
    ly := y.
claus
parents:
diff changeset
  4144
    lw := w.
claus
parents:
diff changeset
  4145
    lh := h.
claus
parents:
diff changeset
  4146
claus
parents:
diff changeset
  4147
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  4148
	lx := transformation applyInverseToX:lx.
claus
parents:
diff changeset
  4149
	ly := transformation applyInverseToY:ly.
claus
parents:
diff changeset
  4150
	lw := transformation applyInverseScaleX:lw.
claus
parents:
diff changeset
  4151
	lh := transformation applyInverseScaleY:lh.
claus
parents:
diff changeset
  4152
    ].
claus
parents:
diff changeset
  4153
    self redrawX:lx y:ly width:lw height:lh
claus
parents:
diff changeset
  4154
!
claus
parents:
diff changeset
  4155
claus
parents:
diff changeset
  4156
showFocus
claus
parents:
diff changeset
  4157
    "highlight myself somehow to tell user that I have the focus"
claus
parents:
diff changeset
  4158
claus
parents:
diff changeset
  4159
    |delta|
claus
parents:
diff changeset
  4160
claus
parents:
diff changeset
  4161
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  4162
	delta := DefaultFocusBorderWidth - borderWidth.
claus
parents:
diff changeset
  4163
	delta ~~ 0 ifTrue:[
claus
parents:
diff changeset
  4164
	    device moveWindow:drawableId x:left-delta y:top-delta
claus
parents:
diff changeset
  4165
	].
claus
parents:
diff changeset
  4166
	device setWindowBorderWidth:DefaultFocusBorderWidth in:drawableId.
claus
parents:
diff changeset
  4167
	device setWindowBorderColor:(DefaultFocusColor on:device) colorId in:drawableId.
claus
parents:
diff changeset
  4168
    ]
claus
parents:
diff changeset
  4169
!
claus
parents:
diff changeset
  4170
claus
parents:
diff changeset
  4171
showNoFocus
claus
parents:
diff changeset
  4172
    "undo the effect of showFocus"
claus
parents:
diff changeset
  4173
claus
parents:
diff changeset
  4174
    |delta|
claus
parents:
diff changeset
  4175
claus
parents:
diff changeset
  4176
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  4177
	delta := DefaultFocusBorderWidth - borderWidth.
claus
parents:
diff changeset
  4178
	delta ~~ 0 ifTrue:[
claus
parents:
diff changeset
  4179
	    device moveWindow:drawableId x:left+delta y:top+delta
claus
parents:
diff changeset
  4180
	].
claus
parents:
diff changeset
  4181
	device setWindowBorderWidth:borderWidth in:drawableId.
claus
parents:
diff changeset
  4182
	self setBorderColor.
claus
parents:
diff changeset
  4183
    ]
claus
parents:
diff changeset
  4184
!
claus
parents:
diff changeset
  4185
claus
parents:
diff changeset
  4186
showActive
claus
parents:
diff changeset
  4187
    "redraw myself as active (i.e. busy).
151
claus
parents: 145
diff changeset
  4188
     Nothing done here, but redefined in some classes."
135
claus
parents:
diff changeset
  4189
claus
parents:
diff changeset
  4190
    ^ self
claus
parents:
diff changeset
  4191
!
claus
parents:
diff changeset
  4192
claus
parents:
diff changeset
  4193
showPassive
claus
parents:
diff changeset
  4194
    "redraw myself as inactive (i.e. nonbusy).
151
claus
parents: 145
diff changeset
  4195
     Nothing done here, but redefined in some classes."
135
claus
parents:
diff changeset
  4196
claus
parents:
diff changeset
  4197
    ^ self
claus
parents:
diff changeset
  4198
! !
claus
parents:
diff changeset
  4199
140
claus
parents: 138
diff changeset
  4200
!SimpleView methodsFor:'accessing-hierarchy'!
claus
parents: 138
diff changeset
  4201
claus
parents: 138
diff changeset
  4202
superView:aView
claus
parents: 138
diff changeset
  4203
    "set my superView to be aView"
claus
parents: 138
diff changeset
  4204
claus
parents: 138
diff changeset
  4205
    superView := aView
claus
parents: 138
diff changeset
  4206
!
claus
parents: 138
diff changeset
  4207
claus
parents: 138
diff changeset
  4208
superView
claus
parents: 138
diff changeset
  4209
    "return my superView"
claus
parents: 138
diff changeset
  4210
claus
parents: 138
diff changeset
  4211
    ^ superView
claus
parents: 138
diff changeset
  4212
!
claus
parents: 138
diff changeset
  4213
claus
parents: 138
diff changeset
  4214
subViews
claus
parents: 138
diff changeset
  4215
    "return the collection of subviews"
claus
parents: 138
diff changeset
  4216
claus
parents: 138
diff changeset
  4217
    ^ subViews
claus
parents: 138
diff changeset
  4218
!
claus
parents: 138
diff changeset
  4219
claus
parents: 138
diff changeset
  4220
topView
claus
parents: 138
diff changeset
  4221
    "return the topView - thats the one with no superview"
claus
parents: 138
diff changeset
  4222
claus
parents: 138
diff changeset
  4223
    |v|
claus
parents: 138
diff changeset
  4224
claus
parents: 138
diff changeset
  4225
    v := self.
claus
parents: 138
diff changeset
  4226
    [v notNil] whileTrue:[
claus
parents: 138
diff changeset
  4227
	v superView isNil ifTrue:[^ v].
claus
parents: 138
diff changeset
  4228
	v := v superView
claus
parents: 138
diff changeset
  4229
    ].
claus
parents: 138
diff changeset
  4230
claus
parents: 138
diff changeset
  4231
    ^ nil
claus
parents: 138
diff changeset
  4232
!
claus
parents: 138
diff changeset
  4233
claus
parents: 138
diff changeset
  4234
subViews:aListOfViews
claus
parents: 138
diff changeset
  4235
    "set the collection of subviews"
claus
parents: 138
diff changeset
  4236
claus
parents: 138
diff changeset
  4237
    subViews := aListOfViews.
claus
parents: 138
diff changeset
  4238
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  4239
	subViews do:[:view |
claus
parents: 138
diff changeset
  4240
	    view superView:self
claus
parents: 138
diff changeset
  4241
	]
claus
parents: 138
diff changeset
  4242
    ]
153
claus
parents: 151
diff changeset
  4243
!
claus
parents: 151
diff changeset
  4244
claus
parents: 151
diff changeset
  4245
raise
claus
parents: 151
diff changeset
  4246
    "bring to front"
claus
parents: 151
diff changeset
  4247
claus
parents: 151
diff changeset
  4248
    drawableId isNil ifTrue:[self create].
claus
parents: 151
diff changeset
  4249
    device raiseWindow:drawableId
claus
parents: 151
diff changeset
  4250
claus
parents: 151
diff changeset
  4251
    "
claus
parents: 151
diff changeset
  4252
     Transcript topView raise
claus
parents: 151
diff changeset
  4253
    "
claus
parents: 151
diff changeset
  4254
!
claus
parents: 151
diff changeset
  4255
claus
parents: 151
diff changeset
  4256
lower
claus
parents: 151
diff changeset
  4257
    "bring to back"
claus
parents: 151
diff changeset
  4258
claus
parents: 151
diff changeset
  4259
    drawableId isNil ifTrue:[self create].
claus
parents: 151
diff changeset
  4260
    device lowerWindow:drawableId
claus
parents: 151
diff changeset
  4261
claus
parents: 151
diff changeset
  4262
    "
claus
parents: 151
diff changeset
  4263
     Transcript topView lower
claus
parents: 151
diff changeset
  4264
    "
140
claus
parents: 138
diff changeset
  4265
! !
claus
parents: 138
diff changeset
  4266
claus
parents: 138
diff changeset
  4267
!SimpleView methodsFor:'initialization'!
claus
parents: 138
diff changeset
  4268
claus
parents: 138
diff changeset
  4269
initEvents
claus
parents: 138
diff changeset
  4270
    "will be sent by create - can be redefined by subclasses to enable
claus
parents: 138
diff changeset
  4271
     view events"
135
claus
parents:
diff changeset
  4272
claus
parents:
diff changeset
  4273
    ^ self
claus
parents:
diff changeset
  4274
!
claus
parents:
diff changeset
  4275
140
claus
parents: 138
diff changeset
  4276
defaultControllerClass
claus
parents: 138
diff changeset
  4277
    ^ nil "/ Controller
claus
parents: 138
diff changeset
  4278
!
claus
parents: 138
diff changeset
  4279
173
claus
parents: 162
diff changeset
  4280
initStyleSheet
claus
parents: 162
diff changeset
  4281
    "this method gets the styleSheet"
140
claus
parents: 138
diff changeset
  4282
claus
parents: 138
diff changeset
  4283
    "
claus
parents: 138
diff changeset
  4284
     when coming here the first time, we read the styleSheet
claus
parents: 138
diff changeset
  4285
     and keep the values in fast class variables
claus
parents: 138
diff changeset
  4286
    "
claus
parents: 138
diff changeset
  4287
    StyleSheet isNil ifTrue:[
claus
parents: 138
diff changeset
  4288
	self class updateStyleCache
135
claus
parents:
diff changeset
  4289
    ].
claus
parents:
diff changeset
  4290
151
claus
parents: 145
diff changeset
  4291
    styleSheet := StyleSheet.
173
claus
parents: 162
diff changeset
  4292
!
claus
parents: 162
diff changeset
  4293
claus
parents: 162
diff changeset
  4294
initStyle
claus
parents: 162
diff changeset
  4295
    "this method sets up all style dependent things"
claus
parents: 162
diff changeset
  4296
claus
parents: 162
diff changeset
  4297
    self initStyleSheet.
140
claus
parents: 138
diff changeset
  4298
claus
parents: 138
diff changeset
  4299
    borderWidth := DefaultBorderWidth.
claus
parents: 138
diff changeset
  4300
    borderWidth isNil ifTrue:[borderWidth := 1].
claus
parents: 138
diff changeset
  4301
151
claus
parents: 145
diff changeset
  4302
    viewBackground := DefaultViewBackgroundColor.
140
claus
parents: 138
diff changeset
  4303
claus
parents: 138
diff changeset
  4304
    DefaultLightColor notNil ifTrue:[
claus
parents: 138
diff changeset
  4305
	lightColor := DefaultLightColor.
claus
parents: 138
diff changeset
  4306
    ] ifFalse:[
claus
parents: 138
diff changeset
  4307
	device hasGreyscales ifTrue:[
claus
parents: 138
diff changeset
  4308
	    DefaultLightColor := lightColor := viewBackground lightened.
claus
parents: 138
diff changeset
  4309
	] ifFalse:[
135
claus
parents:
diff changeset
  4310
	    "
151
claus
parents: 145
diff changeset
  4311
	     this seems strange: on B&W screens, we create the light color 
claus
parents: 145
diff changeset
  4312
	     darker than normal viewBackground (White) -
claus
parents: 145
diff changeset
  4313
	     to make the boundary of the view visible
135
claus
parents:
diff changeset
  4314
	    "
140
claus
parents: 138
diff changeset
  4315
	    lightColor := Color grey:50
135
claus
parents:
diff changeset
  4316
	]
claus
parents:
diff changeset
  4317
    ].
140
claus
parents: 138
diff changeset
  4318
    DefaultShadowColor notNil ifTrue:[
claus
parents: 138
diff changeset
  4319
	shadowColor := DefaultShadowColor.
claus
parents: 138
diff changeset
  4320
    ] ifFalse:[
claus
parents: 138
diff changeset
  4321
	shadowColor := Black
135
claus
parents:
diff changeset
  4322
    ].
140
claus
parents: 138
diff changeset
  4323
151
claus
parents: 145
diff changeset
  4324
    lightColor := lightColor.
claus
parents: 145
diff changeset
  4325
    shadowColor := shadowColor.
claus
parents: 145
diff changeset
  4326
    borderColor := DefaultBorderColor.
claus
parents: 145
diff changeset
  4327
    font := DefaultFont.
140
claus
parents: 138
diff changeset
  4328
!
claus
parents: 138
diff changeset
  4329
claus
parents: 138
diff changeset
  4330
initialize
claus
parents: 138
diff changeset
  4331
    "initialize all state of the view - usually redefined in subclasses,
claus
parents: 138
diff changeset
  4332
     but always doing a 'super initialize'. Each class should setup its
claus
parents: 138
diff changeset
  4333
     locals - and not forget the others.
claus
parents: 138
diff changeset
  4334
     View setup is separated into two parts, the general setup done here
claus
parents: 138
diff changeset
  4335
     and the style specific setup in initStyle. Each view should be prepared
claus
parents: 138
diff changeset
  4336
     for a stylechange by being sent another initStyle with a new style value.
claus
parents: 138
diff changeset
  4337
     (in this case, it should set all of its style-dependent things, but
claus
parents: 138
diff changeset
  4338
      leave the state and contents as-is)"
claus
parents: 138
diff changeset
  4339
144
claus
parents: 142
diff changeset
  4340
    |ext myClass controllerClass|
140
claus
parents: 138
diff changeset
  4341
claus
parents: 138
diff changeset
  4342
    super initialize.
claus
parents: 138
diff changeset
  4343
claus
parents: 138
diff changeset
  4344
    font := DefaultFont.
claus
parents: 138
diff changeset
  4345
151
claus
parents: 145
diff changeset
  4346
    shown := hiddenOnRealize := realized := false.
140
claus
parents: 138
diff changeset
  4347
claus
parents: 138
diff changeset
  4348
    "fill in some defaults - some of them are usually redefined in subclasses
claus
parents: 138
diff changeset
  4349
     initialize methods"
claus
parents: 138
diff changeset
  4350
144
claus
parents: 142
diff changeset
  4351
    myClass := self class.
claus
parents: 142
diff changeset
  4352
    name := myClass name "asString" asLowercaseFirst.
claus
parents: 142
diff changeset
  4353
    ext := myClass defaultExtent.
claus
parents: 142
diff changeset
  4354
    resources := myClass classResources.
claus
parents: 142
diff changeset
  4355
claus
parents: 142
diff changeset
  4356
    level := margin := 0.
140
claus
parents: 138
diff changeset
  4357
    margin := 0.
claus
parents: 138
diff changeset
  4358
claus
parents: 138
diff changeset
  4359
    self initStyle.
claus
parents: 138
diff changeset
  4360
144
claus
parents: 142
diff changeset
  4361
    left := top := 0.
140
claus
parents: 138
diff changeset
  4362
    width := ext x.
claus
parents: 138
diff changeset
  4363
    height := ext y.
claus
parents: 138
diff changeset
  4364
claus
parents: 138
diff changeset
  4365
    originChanged := extentChanged := false.
claus
parents: 138
diff changeset
  4366
    bitGravity := nil.
claus
parents: 138
diff changeset
  4367
    viewGravity := nil.
claus
parents: 138
diff changeset
  4368
claus
parents: 138
diff changeset
  4369
    controllerClass := self defaultControllerClass.
claus
parents: 138
diff changeset
  4370
    controllerClass notNil ifTrue:[
claus
parents: 138
diff changeset
  4371
	controller := controllerClass new.
claus
parents: 138
diff changeset
  4372
	controller view:self.
135
claus
parents:
diff changeset
  4373
    ].
140
claus
parents: 138
diff changeset
  4374
!
claus
parents: 138
diff changeset
  4375
claus
parents: 138
diff changeset
  4376
prepareForReinit
claus
parents: 138
diff changeset
  4377
    super prepareForReinit.
claus
parents: 138
diff changeset
  4378
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  4379
	windowGroup reinitialize
135
claus
parents:
diff changeset
  4380
    ]
claus
parents:
diff changeset
  4381
!
claus
parents:
diff changeset
  4382
140
claus
parents: 138
diff changeset
  4383
reinitialize
claus
parents: 138
diff changeset
  4384
    "this is called right snapIn"
claus
parents: 138
diff changeset
  4385
claus
parents: 138
diff changeset
  4386
    |myController|
claus
parents: 138
diff changeset
  4387
claus
parents: 138
diff changeset
  4388
    "if I have already been reinited - return"
claus
parents: 138
diff changeset
  4389
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4390
	^ self
135
claus
parents:
diff changeset
  4391
    ].
claus
parents:
diff changeset
  4392
140
claus
parents: 138
diff changeset
  4393
    "
claus
parents: 138
diff changeset
  4394
     superView must be there, first
claus
parents: 138
diff changeset
  4395
    "
claus
parents: 138
diff changeset
  4396
    superView notNil ifTrue:[
claus
parents: 138
diff changeset
  4397
	superView id isNil ifTrue:[
claus
parents: 138
diff changeset
  4398
	    superView reinitialize
135
claus
parents:
diff changeset
  4399
	]
claus
parents:
diff changeset
  4400
    ].
140
claus
parents: 138
diff changeset
  4401
claus
parents: 138
diff changeset
  4402
    myController := controller.
claus
parents: 138
diff changeset
  4403
    controller := nil.
claus
parents: 138
diff changeset
  4404
    self recreate.
claus
parents: 138
diff changeset
  4405
claus
parents: 138
diff changeset
  4406
    "if I was mapped, do it again"
claus
parents: 138
diff changeset
  4407
    realized ifTrue:[
claus
parents: 138
diff changeset
  4408
	"only remap if I have a superview - otherwise, I might be
claus
parents: 138
diff changeset
  4409
	 a hidden iconView or menu ..."
claus
parents: 138
diff changeset
  4410
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  4411
"/            shown ifTrue:[
claus
parents: 138
diff changeset
  4412
		device mapView:self id:drawableId iconified:false
claus
parents: 138
diff changeset
  4413
			   atX:left y:top width:width height:height
claus
parents: 138
diff changeset
  4414
"/            ].
claus
parents: 138
diff changeset
  4415
	].
135
claus
parents:
diff changeset
  4416
    ].
140
claus
parents: 138
diff changeset
  4417
claus
parents: 138
diff changeset
  4418
    "restore controller"
claus
parents: 138
diff changeset
  4419
    controller := myController
claus
parents: 138
diff changeset
  4420
!
claus
parents: 138
diff changeset
  4421
claus
parents: 138
diff changeset
  4422
reinitStyle
claus
parents: 138
diff changeset
  4423
    "this method is called for a style change"
claus
parents: 138
diff changeset
  4424
claus
parents: 138
diff changeset
  4425
    |t|
claus
parents: 138
diff changeset
  4426
claus
parents: 138
diff changeset
  4427
    self initStyle.
claus
parents: 138
diff changeset
  4428
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4429
	"force a change"
claus
parents: 138
diff changeset
  4430
	t := borderWidth. borderWidth := nil. self borderWidth:t.
claus
parents: 138
diff changeset
  4431
	t := viewBackground. viewBackground := nil. self viewBackground:t.
claus
parents: 138
diff changeset
  4432
	self clear.
claus
parents: 138
diff changeset
  4433
	self redraw
135
claus
parents:
diff changeset
  4434
    ].
151
claus
parents: 145
diff changeset
  4435
!
claus
parents: 145
diff changeset
  4436
claus
parents: 145
diff changeset
  4437
initializeMiddleButtonMenu
claus
parents: 145
diff changeset
  4438
    "a place to initialize menu - this one is sent once when the view is
claus
parents: 145
diff changeset
  4439
     first created; usually redefined in subclasses; default here is no menu.
claus
parents: 145
diff changeset
  4440
     Notice, that static middleButtonmenus are a historic thing in ST/X;
claus
parents: 145
diff changeset
  4441
     you may prefer to create the menu dynamically (i.e. the ST-80 way)."
claus
parents: 145
diff changeset
  4442
claus
parents: 145
diff changeset
  4443
    ^ self
140
claus
parents: 138
diff changeset
  4444
! !
claus
parents: 138
diff changeset
  4445
claus
parents: 138
diff changeset
  4446
!SimpleView methodsFor:'accessing-bg & border'!
claus
parents: 138
diff changeset
  4447
claus
parents: 138
diff changeset
  4448
borderWidth
claus
parents: 138
diff changeset
  4449
    "return my borderWidth"
claus
parents: 138
diff changeset
  4450
claus
parents: 138
diff changeset
  4451
    ^ borderWidth
claus
parents: 138
diff changeset
  4452
!
claus
parents: 138
diff changeset
  4453
claus
parents: 138
diff changeset
  4454
level:aNumber
claus
parents: 138
diff changeset
  4455
    "set my level relative to superView (3D)"
claus
parents: 138
diff changeset
  4456
claus
parents: 138
diff changeset
  4457
    |oldMargin how|
claus
parents: 138
diff changeset
  4458
claus
parents: 138
diff changeset
  4459
    (aNumber ~~ level and:[aNumber notNil]) ifTrue:[
claus
parents: 138
diff changeset
  4460
	self is3D ifTrue:[
claus
parents: 138
diff changeset
  4461
	    level := aNumber.
claus
parents: 138
diff changeset
  4462
	    oldMargin := margin.
claus
parents: 138
diff changeset
  4463
	    margin := level abs.
claus
parents: 138
diff changeset
  4464
claus
parents: 138
diff changeset
  4465
	    realized ifTrue:[
claus
parents: 138
diff changeset
  4466
		margin ~~ oldMargin ifTrue:[
claus
parents: 138
diff changeset
  4467
		    (margin > oldMargin) ifTrue:[
claus
parents: 138
diff changeset
  4468
			how := #smaller
claus
parents: 138
diff changeset
  4469
		    ] ifFalse:[
claus
parents: 138
diff changeset
  4470
			how := #larger
claus
parents: 138
diff changeset
  4471
		    ].
claus
parents: 138
diff changeset
  4472
		    self sizeChanged:how.
claus
parents: 138
diff changeset
  4473
		    self setInnerClip.
claus
parents: 138
diff changeset
  4474
		].
claus
parents: 138
diff changeset
  4475
		shown ifTrue:[
claus
parents: 138
diff changeset
  4476
		    self redrawEdges
claus
parents: 138
diff changeset
  4477
		]
135
claus
parents:
diff changeset
  4478
	    ]
claus
parents:
diff changeset
  4479
	]
claus
parents:
diff changeset
  4480
    ]
claus
parents:
diff changeset
  4481
!
claus
parents:
diff changeset
  4482
140
claus
parents: 138
diff changeset
  4483
borderWidth:aNumber
claus
parents: 138
diff changeset
  4484
    "set my borderWidth"
claus
parents: 138
diff changeset
  4485
claus
parents: 138
diff changeset
  4486
    (aNumber ~~ borderWidth) ifTrue:[
claus
parents: 138
diff changeset
  4487
	borderWidth := aNumber.
claus
parents: 138
diff changeset
  4488
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4489
	    device setWindowBorderWidth:aNumber in:drawableId
claus
parents: 138
diff changeset
  4490
	]
135
claus
parents:
diff changeset
  4491
    ]
claus
parents:
diff changeset
  4492
!
claus
parents:
diff changeset
  4493
140
claus
parents: 138
diff changeset
  4494
viewBackground:something
claus
parents: 138
diff changeset
  4495
    "set the viewBackground to something, a color, image or form.
claus
parents: 138
diff changeset
  4496
     If its a color and we run on a color display, also set shadow and light
claus
parents: 138
diff changeset
  4497
     colors - this means, that a red view will get light-red and dark-red
claus
parents: 138
diff changeset
  4498
     edges."
claus
parents: 138
diff changeset
  4499
claus
parents: 138
diff changeset
  4500
    something isColor ifTrue:[
claus
parents: 138
diff changeset
  4501
	device hasGreyscales ifTrue:[
claus
parents: 138
diff changeset
  4502
	    shadowColor := something darkened.
claus
parents: 138
diff changeset
  4503
	    lightColor := something lightened
claus
parents: 138
diff changeset
  4504
	]
claus
parents: 138
diff changeset
  4505
    ].
claus
parents: 138
diff changeset
  4506
    super viewBackground:something
claus
parents: 138
diff changeset
  4507
!
claus
parents: 138
diff changeset
  4508
claus
parents: 138
diff changeset
  4509
margin
claus
parents: 138
diff changeset
  4510
    "return my margin - this is usually the level,
claus
parents: 138
diff changeset
  4511
     but can be more for some views"
claus
parents: 138
diff changeset
  4512
claus
parents: 138
diff changeset
  4513
    ^ margin
claus
parents: 138
diff changeset
  4514
!
claus
parents: 138
diff changeset
  4515
claus
parents: 138
diff changeset
  4516
borderColor
claus
parents: 138
diff changeset
  4517
    "return my borderColor"
claus
parents: 138
diff changeset
  4518
claus
parents: 138
diff changeset
  4519
    ^ borderColor
claus
parents: 138
diff changeset
  4520
!
claus
parents: 138
diff changeset
  4521
claus
parents: 138
diff changeset
  4522
borderColor:aColor
claus
parents: 138
diff changeset
  4523
    "set my borderColor"
claus
parents: 138
diff changeset
  4524
claus
parents: 138
diff changeset
  4525
    (aColor ~~ borderColor) ifTrue:[
claus
parents: 138
diff changeset
  4526
	borderColor := aColor.
claus
parents: 138
diff changeset
  4527
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4528
	    self setBorderColor
claus
parents: 138
diff changeset
  4529
	]
claus
parents: 138
diff changeset
  4530
    ]
claus
parents: 138
diff changeset
  4531
!
claus
parents: 138
diff changeset
  4532
claus
parents: 138
diff changeset
  4533
borderShape:aForm
claus
parents: 138
diff changeset
  4534
    "set the borderShape to aForm"
claus
parents: 138
diff changeset
  4535
claus
parents: 138
diff changeset
  4536
    borderShape := aForm.
135
claus
parents:
diff changeset
  4537
    drawableId notNil ifTrue:[
140
claus
parents: 138
diff changeset
  4538
	device setWindowBorderShape:(aForm id) in:drawableId
claus
parents: 138
diff changeset
  4539
    ]
claus
parents: 138
diff changeset
  4540
!
claus
parents: 138
diff changeset
  4541
claus
parents: 138
diff changeset
  4542
viewShape:aForm
claus
parents: 138
diff changeset
  4543
    "set the viewShape to aForm"
claus
parents: 138
diff changeset
  4544
claus
parents: 138
diff changeset
  4545
    viewShape := aForm.
claus
parents: 138
diff changeset
  4546
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4547
	device setWindowShape:(aForm id) in:drawableId
135
claus
parents:
diff changeset
  4548
    ]
claus
parents:
diff changeset
  4549
!
claus
parents:
diff changeset
  4550
140
claus
parents: 138
diff changeset
  4551
level
claus
parents: 138
diff changeset
  4552
    "return my level relative to superView (3D)"
claus
parents: 138
diff changeset
  4553
claus
parents: 138
diff changeset
  4554
    ^ level
claus
parents: 138
diff changeset
  4555
!
claus
parents: 138
diff changeset
  4556
claus
parents: 138
diff changeset
  4557
lightColor:aColorOrImage
claus
parents: 138
diff changeset
  4558
    "set the color to be used for lighted edges (3D only)"
claus
parents: 138
diff changeset
  4559
claus
parents: 138
diff changeset
  4560
    lightColor := aColorOrImage
claus
parents: 138
diff changeset
  4561
!
claus
parents: 138
diff changeset
  4562
claus
parents: 138
diff changeset
  4563
shadowColor:aColorOrImage
claus
parents: 138
diff changeset
  4564
    "set the color to be used for shadowed edges (3D only)"
claus
parents: 138
diff changeset
  4565
claus
parents: 138
diff changeset
  4566
    shadowColor := aColorOrImage
claus
parents: 138
diff changeset
  4567
! !
claus
parents: 138
diff changeset
  4568
claus
parents: 138
diff changeset
  4569
!SimpleView methodsFor:'informing others of changes'!
claus
parents: 138
diff changeset
  4570
claus
parents: 138
diff changeset
  4571
contentsChanged
claus
parents: 138
diff changeset
  4572
    "this one is sent, whenever contents changes size -
claus
parents: 138
diff changeset
  4573
     tell dependents about the change (i.e. scrollers)."
claus
parents: 138
diff changeset
  4574
claus
parents: 138
diff changeset
  4575
    self changed:#sizeOfContents
claus
parents: 138
diff changeset
  4576
!
claus
parents: 138
diff changeset
  4577
claus
parents: 138
diff changeset
  4578
originChanged:delta
claus
parents: 138
diff changeset
  4579
    "this one is sent, after the origin of my contents has changed -
claus
parents: 138
diff changeset
  4580
     tell dependents (i.e. scrollers) about this"
claus
parents: 138
diff changeset
  4581
claus
parents: 138
diff changeset
  4582
    self changed:#originOfContents with:delta.
claus
parents: 138
diff changeset
  4583
"/   subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  4584
"/        subViews do:[:aSubView |
claus
parents: 138
diff changeset
  4585
"/            aSubView pixelOrigin:((aSubView left @ aSubView top) - delta)
claus
parents: 138
diff changeset
  4586
"/        ]
claus
parents: 138
diff changeset
  4587
"/    ]
claus
parents: 138
diff changeset
  4588
!
claus
parents: 138
diff changeset
  4589
claus
parents: 138
diff changeset
  4590
originWillChange
claus
parents: 138
diff changeset
  4591
    "this one is sent, just before viewOrigin changes -
claus
parents: 138
diff changeset
  4592
     gives subclasses a chance to catch scrolls easily
claus
parents: 138
diff changeset
  4593
     (for example to hide cursor before scroll)"
claus
parents: 138
diff changeset
  4594
claus
parents: 138
diff changeset
  4595
    ^ self
135
claus
parents:
diff changeset
  4596
! !
claus
parents:
diff changeset
  4597
claus
parents:
diff changeset
  4598
!SimpleView methodsFor:'adding & removing components'!
claus
parents:
diff changeset
  4599
140
claus
parents: 138
diff changeset
  4600
addSubView:newView
claus
parents: 138
diff changeset
  4601
    "add a view to the collection of subviews"
claus
parents: 138
diff changeset
  4602
claus
parents: 138
diff changeset
  4603
    subViews isNil ifTrue:[
claus
parents: 138
diff changeset
  4604
	subViews := OrderedCollection with:newView
claus
parents: 138
diff changeset
  4605
    ] ifFalse:[
claus
parents: 138
diff changeset
  4606
	subViews add:newView.
claus
parents: 138
diff changeset
  4607
    ].
claus
parents: 138
diff changeset
  4608
    self setParentViewIn:newView.
claus
parents: 138
diff changeset
  4609
!
claus
parents: 138
diff changeset
  4610
135
claus
parents:
diff changeset
  4611
setParentViewIn:aView
claus
parents:
diff changeset
  4612
    "common code for addSubView* methods"
claus
parents:
diff changeset
  4613
claus
parents:
diff changeset
  4614
    aView superView:self.
claus
parents:
diff changeset
  4615
    (aView device ~~ device) ifTrue:[
145
claus
parents: 144
diff changeset
  4616
	'VIEW: warning subview (' errorPrint. aView class name errorPrint.
135
claus
parents:
diff changeset
  4617
	') has different device than me (' errorPrint.
145
claus
parents: 144
diff changeset
  4618
	self class name errorPrint. ').' errorPrintNL.
135
claus
parents:
diff changeset
  4619
	aView device:device
claus
parents:
diff changeset
  4620
    ]
claus
parents:
diff changeset
  4621
!
claus
parents:
diff changeset
  4622
claus
parents:
diff changeset
  4623
removeSubView:aView
claus
parents:
diff changeset
  4624
    "remove a view from the collection of subviews"
claus
parents:
diff changeset
  4625
claus
parents:
diff changeset
  4626
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  4627
	subViews remove:aView ifAbsent:[nil].
claus
parents:
diff changeset
  4628
	(subViews size == 0) ifTrue:[
claus
parents:
diff changeset
  4629
	    subViews := nil
claus
parents:
diff changeset
  4630
	]
claus
parents:
diff changeset
  4631
    ]
claus
parents:
diff changeset
  4632
!
claus
parents:
diff changeset
  4633
140
claus
parents: 138
diff changeset
  4634
add:aComponent
claus
parents: 138
diff changeset
  4635
    "add a component (either a view or gadget) to the collection of
claus
parents: 138
diff changeset
  4636
     subComponents."
claus
parents: 138
diff changeset
  4637
claus
parents: 138
diff changeset
  4638
    self addComponent:aComponent
claus
parents: 138
diff changeset
  4639
!
claus
parents: 138
diff changeset
  4640
claus
parents: 138
diff changeset
  4641
addSubView:newView after:aView
claus
parents: 138
diff changeset
  4642
    "add a view to the collection of subviews after another view.
claus
parents: 138
diff changeset
  4643
     This makes sense, in Panels and other layout views, to enter a new
claus
parents: 138
diff changeset
  4644
     element at some defined place."
claus
parents: 138
diff changeset
  4645
claus
parents: 138
diff changeset
  4646
    subViews isNil ifTrue:[
claus
parents: 138
diff changeset
  4647
	subViews := OrderedCollection with:newView
claus
parents: 138
diff changeset
  4648
    ] ifFalse:[
claus
parents: 138
diff changeset
  4649
	aView isNil ifTrue:[
claus
parents: 138
diff changeset
  4650
	    subViews add:newView
claus
parents: 138
diff changeset
  4651
	] ifFalse:[
claus
parents: 138
diff changeset
  4652
	    subViews add:newView after:aView.
claus
parents: 138
diff changeset
  4653
	]
claus
parents: 138
diff changeset
  4654
    ].
claus
parents: 138
diff changeset
  4655
    self setParentViewIn:newView.
claus
parents: 138
diff changeset
  4656
!
claus
parents: 138
diff changeset
  4657
135
claus
parents:
diff changeset
  4658
addComponent:aComponent
claus
parents:
diff changeset
  4659
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  4660
     Dont use this right now for non-views"
claus
parents:
diff changeset
  4661
claus
parents:
diff changeset
  4662
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  4663
	self addSubView:aComponent
claus
parents:
diff changeset
  4664
    ] ifFalse:[
claus
parents:
diff changeset
  4665
	components isNil ifTrue:[
claus
parents:
diff changeset
  4666
	    components := OrderedCollection new
claus
parents:
diff changeset
  4667
	].
claus
parents:
diff changeset
  4668
	components add:aComponent.
claus
parents:
diff changeset
  4669
	aComponent setParentViewIn:self
claus
parents:
diff changeset
  4670
    ]
claus
parents:
diff changeset
  4671
!
claus
parents:
diff changeset
  4672
140
claus
parents: 138
diff changeset
  4673
add:aComponent in:aRectangleOrLayoutFrame 
claus
parents: 138
diff changeset
  4674
    "for ST-80 compatibility.
claus
parents: 138
diff changeset
  4675
     add a component in some frame; the argument may be either a rectangle
claus
parents: 138
diff changeset
  4676
     with relative coordinates, or an instance of LayoutFrame, specifying
claus
parents: 138
diff changeset
  4677
     both relative coordinates and the insets."
claus
parents: 138
diff changeset
  4678
151
claus
parents: 145
diff changeset
  4679
"/ old code:
154
claus
parents: 153
diff changeset
  4680
"/    |origin corner l|
claus
parents: 153
diff changeset
  4681
"/
151
claus
parents: 145
diff changeset
  4682
"/    origin := aRectangleOrLayoutFrame origin.
claus
parents: 145
diff changeset
  4683
"/    origin := origin x asFloat @ origin y asFloat.
claus
parents: 145
diff changeset
  4684
"/    corner := aRectangleOrLayoutFrame corner.
claus
parents: 145
diff changeset
  4685
"/    corner := corner x asFloat @ corner y asFloat.
claus
parents: 145
diff changeset
  4686
"/    aComponent origin:origin corner:corner.
claus
parents: 145
diff changeset
  4687
"/
claus
parents: 145
diff changeset
  4688
"/    (aRectangleOrLayoutFrame isMemberOf:Rectangle) ifFalse:[
claus
parents: 145
diff changeset
  4689
"/        aComponent leftInset:aRectangleOrLayoutFrame leftOffset.
claus
parents: 145
diff changeset
  4690
"/        aComponent rightInset:aRectangleOrLayoutFrame rightOffset negated.
claus
parents: 145
diff changeset
  4691
"/        aComponent topInset:aRectangleOrLayoutFrame topOffset.
claus
parents: 145
diff changeset
  4692
"/        aComponent bottomInset:aRectangleOrLayoutFrame bottomOffset negated.
claus
parents: 145
diff changeset
  4693
"/    ].
claus
parents: 145
diff changeset
  4694
claus
parents: 145
diff changeset
  4695
"/ new (being validated):
154
claus
parents: 153
diff changeset
  4696
claus
parents: 153
diff changeset
  4697
    |l|
claus
parents: 153
diff changeset
  4698
151
claus
parents: 145
diff changeset
  4699
    (aRectangleOrLayoutFrame isMemberOf:Rectangle) ifTrue:[
claus
parents: 145
diff changeset
  4700
	l := aRectangleOrLayoutFrame asLayout.
claus
parents: 145
diff changeset
  4701
    ] ifFalse:[
claus
parents: 145
diff changeset
  4702
	l := aRectangleOrLayoutFrame
140
claus
parents: 138
diff changeset
  4703
    ].
153
claus
parents: 151
diff changeset
  4704
claus
parents: 151
diff changeset
  4705
"/  will soon be replaced by:
claus
parents: 151
diff changeset
  4706
"/    aComponent layout:l.
154
claus
parents: 153
diff changeset
  4707
    aComponent geometryLayout:l.
claus
parents: 153
diff changeset
  4708
140
claus
parents: 138
diff changeset
  4709
    self addComponent:aComponent
claus
parents: 138
diff changeset
  4710
!
claus
parents: 138
diff changeset
  4711
claus
parents: 138
diff changeset
  4712
addSubView:newView before:aView
claus
parents: 138
diff changeset
  4713
    "add a view to the collection of subviews before another view.
claus
parents: 138
diff changeset
  4714
     This makes sense, in Panels and other layout views, to enter a new
claus
parents: 138
diff changeset
  4715
     element at some defined place."
claus
parents: 138
diff changeset
  4716
claus
parents: 138
diff changeset
  4717
    subViews isNil ifTrue:[
claus
parents: 138
diff changeset
  4718
	subViews := OrderedCollection with:newView
claus
parents: 138
diff changeset
  4719
    ] ifFalse:[
claus
parents: 138
diff changeset
  4720
	aView isNil ifTrue:[
claus
parents: 138
diff changeset
  4721
	    subViews addFirst:newView
claus
parents: 138
diff changeset
  4722
	] ifFalse:[
claus
parents: 138
diff changeset
  4723
	    subViews add:newView before:aView.
claus
parents: 138
diff changeset
  4724
	]
claus
parents: 138
diff changeset
  4725
    ].
claus
parents: 138
diff changeset
  4726
    self setParentViewIn:newView.
claus
parents: 138
diff changeset
  4727
!
claus
parents: 138
diff changeset
  4728
135
claus
parents:
diff changeset
  4729
component:aComponent
claus
parents:
diff changeset
  4730
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  4731
     Dont use this right now for non-views"
claus
parents:
diff changeset
  4732
claus
parents:
diff changeset
  4733
    aComponent origin:0.0@0.0 corner:1.0@1.0.
claus
parents:
diff changeset
  4734
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  4735
	self addSubView:aComponent
claus
parents:
diff changeset
  4736
    ] ifFalse:[
claus
parents:
diff changeset
  4737
	components := OrderedCollection with:aComponent.
claus
parents:
diff changeset
  4738
	aComponent setParentViewIn:self
claus
parents:
diff changeset
  4739
    ]
claus
parents:
diff changeset
  4740
!
claus
parents:
diff changeset
  4741
claus
parents:
diff changeset
  4742
removeComponent:aComponent
claus
parents:
diff changeset
  4743
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  4744
     Dont use this right now for non-views"
claus
parents:
diff changeset
  4745
claus
parents:
diff changeset
  4746
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  4747
	self removeSubView:aComponent
claus
parents:
diff changeset
  4748
    ] ifFalse:[
claus
parents:
diff changeset
  4749
	components isNil ifTrue:[^self].
claus
parents:
diff changeset
  4750
	components remove:aComponent ifAbsent:[].
claus
parents:
diff changeset
  4751
	aComponent parent:nil 
claus
parents:
diff changeset
  4752
    ]
claus
parents:
diff changeset
  4753
!
claus
parents:
diff changeset
  4754
claus
parents:
diff changeset
  4755
addSubView:aView in:bounds borderWidth:bw
claus
parents:
diff changeset
  4756
    "for ST-80 V2.x compatibility"
claus
parents:
diff changeset
  4757
claus
parents:
diff changeset
  4758
    aView borderWidth:bw.
claus
parents:
diff changeset
  4759
    self add:aView in:bounds.
claus
parents:
diff changeset
  4760
!
claus
parents:
diff changeset
  4761
claus
parents:
diff changeset
  4762
addSubView:aView viewport:aRectangle
claus
parents:
diff changeset
  4763
    "ST-80 V2.x compatibility:
claus
parents:
diff changeset
  4764
     Adds aView to the views list of subviews and uses the
claus
parents:
diff changeset
  4765
     existing subviews window and the new viewport to position it.
claus
parents:
diff changeset
  4766
     This method may be removed in future versions."
claus
parents:
diff changeset
  4767
claus
parents:
diff changeset
  4768
    self addSubView:aView.
claus
parents:
diff changeset
  4769
    aView viewport:aRectangle
claus
parents:
diff changeset
  4770
!
claus
parents:
diff changeset
  4771
claus
parents:
diff changeset
  4772
addSubView:aView window:aWindowRectangle viewport:aViewportRectangle
claus
parents:
diff changeset
  4773
    "ST-80 V2.x compatibility:
claus
parents:
diff changeset
  4774
     Adds aView to the views list of subviews and uses 
claus
parents:
diff changeset
  4775
     aWindowRectangle and aViewportRectangle to position it.
claus
parents:
diff changeset
  4776
     This method may be removed in future versions."
claus
parents:
diff changeset
  4777
claus
parents:
diff changeset
  4778
    self addSubView:aView.
claus
parents:
diff changeset
  4779
    aView window:aWindowRectangle viewport:aViewportRectangle
180
claus
parents: 176
diff changeset
  4780
!
claus
parents: 176
diff changeset
  4781
claus
parents: 176
diff changeset
  4782
destroySubViews
claus
parents: 176
diff changeset
  4783
    "remove all subviews"
claus
parents: 176
diff changeset
  4784
claus
parents: 176
diff changeset
  4785
    subViews notNil ifTrue:[
claus
parents: 176
diff changeset
  4786
	subViews copy do:[:aSubView |
claus
parents: 176
diff changeset
  4787
	    aSubView destroy.
claus
parents: 176
diff changeset
  4788
	]
claus
parents: 176
diff changeset
  4789
    ]
claus
parents: 176
diff changeset
  4790
claus
parents: 176
diff changeset
  4791
    "Modified: 5.9.1995 / 22:35:36 / claus"
135
claus
parents:
diff changeset
  4792
! !
claus
parents:
diff changeset
  4793
claus
parents:
diff changeset
  4794
!SimpleView methodsFor:'queries'!
claus
parents:
diff changeset
  4795
151
claus
parents: 145
diff changeset
  4796
preferredExtent
140
claus
parents: 138
diff changeset
  4797
    "return my preferred extent - this is the minimum size I would like to have.
claus
parents: 138
diff changeset
  4798
     The default here is the actual extent, the receiver currently has."
claus
parents: 138
diff changeset
  4799
claus
parents: 138
diff changeset
  4800
    "mhmh - if I have components, collect their
151
claus
parents: 145
diff changeset
  4801
     preferred bounds ..."
140
claus
parents: 138
diff changeset
  4802
claus
parents: 138
diff changeset
  4803
    |maxX maxY|
claus
parents: 138
diff changeset
  4804
claus
parents: 138
diff changeset
  4805
    subViews isNil ifTrue:[^ self extent].
claus
parents: 138
diff changeset
  4806
"/    ^ self extent.
claus
parents: 138
diff changeset
  4807
claus
parents: 138
diff changeset
  4808
    maxX := maxY := 0.
claus
parents: 138
diff changeset
  4809
    subViews notNil ifTrue:[
142
claus
parents: 140
diff changeset
  4810
	subViews do:[:aSubView |
claus
parents: 140
diff changeset
  4811
	    |org corn|
claus
parents: 140
diff changeset
  4812
claus
parents: 140
diff changeset
  4813
	    org := aSubView computeOrigin.
151
claus
parents: 145
diff changeset
  4814
	    corn := org + aSubView preferredExtent.
142
claus
parents: 140
diff changeset
  4815
	    maxX := maxX max:corn x.
claus
parents: 140
diff changeset
  4816
	    maxY := maxY max:corn y.
claus
parents: 140
diff changeset
  4817
	]
140
claus
parents: 138
diff changeset
  4818
    ].
claus
parents: 138
diff changeset
  4819
    ^ maxX @ maxY.
claus
parents: 138
diff changeset
  4820
!
claus
parents: 138
diff changeset
  4821
claus
parents: 138
diff changeset
  4822
buttonMotionEventPending
claus
parents: 138
diff changeset
  4823
    "return true, if a button motion event is pending.
claus
parents: 138
diff changeset
  4824
     Normally, you dont want to use this, since no polling is needed
claus
parents: 138
diff changeset
  4825
     (not even for mouse-tracking).
claus
parents: 138
diff changeset
  4826
     Dont use it, since it does not honor the windowGroup, but
claus
parents: 138
diff changeset
  4827
     goes directly to the device instead.
claus
parents: 138
diff changeset
  4828
     Actually, its a historical leftover"
claus
parents: 138
diff changeset
  4829
claus
parents: 138
diff changeset
  4830
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  4831
	^ windowGroup sensor hasButtonMotionEventsFor:self
claus
parents: 138
diff changeset
  4832
    ].
claus
parents: 138
diff changeset
  4833
    ^ super buttonMotionEventPending
claus
parents: 138
diff changeset
  4834
!
claus
parents: 138
diff changeset
  4835
135
claus
parents:
diff changeset
  4836
isView
claus
parents:
diff changeset
  4837
    "return true, if the receiver is some kind of view;
claus
parents:
diff changeset
  4838
     true is returned here."
claus
parents:
diff changeset
  4839
claus
parents:
diff changeset
  4840
    ^ true
claus
parents:
diff changeset
  4841
!
claus
parents:
diff changeset
  4842
140
claus
parents: 138
diff changeset
  4843
hasFocus
142
claus
parents: 140
diff changeset
  4844
    "return true, if the receiver has the keyboard focus
claus
parents: 140
diff changeset
  4845
     (either via the focusView mechanism in the windowGroup,
claus
parents: 140
diff changeset
  4846
      or via delegation)"
claus
parents: 140
diff changeset
  4847
153
claus
parents: 151
diff changeset
  4848
    |focusView delegate|
claus
parents: 151
diff changeset
  4849
claus
parents: 151
diff changeset
  4850
    windowGroup isNil ifTrue:[^ false].
claus
parents: 151
diff changeset
  4851
claus
parents: 151
diff changeset
  4852
    (focusView := windowGroup focusView) == self ifTrue:[^ true].
142
claus
parents: 140
diff changeset
  4853
    focusView notNil ifTrue:[
claus
parents: 140
diff changeset
  4854
	"mhmh - is there a delegation to me ?"
153
claus
parents: 151
diff changeset
  4855
	(delegate := focusView delegate) notNil ifTrue:[
claus
parents: 151
diff changeset
  4856
	    delegate == self ifTrue:[^ true].
claus
parents: 151
diff changeset
  4857
	    ^ delegate delegatesTo:self
142
claus
parents: 140
diff changeset
  4858
	]
claus
parents: 140
diff changeset
  4859
    ].
claus
parents: 140
diff changeset
  4860
    ^ false
claus
parents: 140
diff changeset
  4861
!
claus
parents: 140
diff changeset
  4862
claus
parents: 140
diff changeset
  4863
delegatesTo:someone
claus
parents: 140
diff changeset
  4864
    "return true, if I delegate events to someone"
claus
parents: 140
diff changeset
  4865
claus
parents: 140
diff changeset
  4866
    delegate isNil ifTrue:[^ false].
claus
parents: 140
diff changeset
  4867
    ^ delegate delegatesTo:someone
140
claus
parents: 138
diff changeset
  4868
!
claus
parents: 138
diff changeset
  4869
claus
parents: 138
diff changeset
  4870
isSubViewOf:aView
claus
parents: 138
diff changeset
  4871
    "return true, if I am a subview of aView"
claus
parents: 138
diff changeset
  4872
claus
parents: 138
diff changeset
  4873
    aView == self isNil ifTrue:[^ true].
claus
parents: 138
diff changeset
  4874
    superView isNil ifTrue:[^ false].
claus
parents: 138
diff changeset
  4875
    superView == aView ifTrue:[^ true].
176
claus
parents: 175
diff changeset
  4876
    ^ superView isSubViewOf:aView
140
claus
parents: 138
diff changeset
  4877
!
claus
parents: 138
diff changeset
  4878
137
claus
parents: 136
diff changeset
  4879
canHandle:aKey from:aView
claus
parents: 136
diff changeset
  4880
    "return true, if I like to handle the key (from a keyPress event)
claus
parents: 136
diff changeset
  4881
     in aView.
claus
parents: 136
diff changeset
  4882
     OBSOLETE: do not use & depend on this method, it is a historic
claus
parents: 136
diff changeset
  4883
     leftOver and will be removed. Use the delegation mechanism for this."
claus
parents: 136
diff changeset
  4884
claus
parents: 136
diff changeset
  4885
    ^ self canHandle:aKey
claus
parents: 136
diff changeset
  4886
!
claus
parents: 136
diff changeset
  4887
135
claus
parents:
diff changeset
  4888
canHandle:aKey
137
claus
parents: 136
diff changeset
  4889
    "return true, if I like to handle the key (from a keyPress event).
claus
parents: 136
diff changeset
  4890
     OBSOLETE: do not use & depend on this method, it is a historic
claus
parents: 136
diff changeset
  4891
     leftOver and will be removed. Use the delegation mechanism for this."
claus
parents: 136
diff changeset
  4892
claus
parents: 136
diff changeset
  4893
    ^ false
135
claus
parents:
diff changeset
  4894
!
claus
parents:
diff changeset
  4895
claus
parents:
diff changeset
  4896
preferredBounds
claus
parents:
diff changeset
  4897
    "ST-80 compatibility."
claus
parents:
diff changeset
  4898
151
claus
parents: 145
diff changeset
  4899
    ^ 0@0 corner:self preferredExtent
140
claus
parents: 138
diff changeset
  4900
! !
claus
parents: 138
diff changeset
  4901
claus
parents: 138
diff changeset
  4902
!SimpleView methodsFor:'accessing-menus'!
claus
parents: 138
diff changeset
  4903
claus
parents: 138
diff changeset
  4904
yellowButtonMenu
claus
parents: 138
diff changeset
  4905
    "actually, this should be called 'middleButtonMenu'.
claus
parents: 138
diff changeset
  4906
     But for ST-80 compatibility ....
claus
parents: 138
diff changeset
  4907
     This method will vanish, once all views have controllers
claus
parents: 138
diff changeset
  4908
     associated with them; for now, dublicate some code also found in
claus
parents: 138
diff changeset
  4909
     controller."
claus
parents: 138
diff changeset
  4910
claus
parents: 138
diff changeset
  4911
    |sym menuHolder|
claus
parents: 138
diff changeset
  4912
claus
parents: 138
diff changeset
  4913
"/    middleButtonMenu notNil ifTrue:[
claus
parents: 138
diff changeset
  4914
"/        "/
claus
parents: 138
diff changeset
  4915
"/        "/ has been assigned a static middleButtonMenu
claus
parents: 138
diff changeset
  4916
"/        "/ (or a cached menu)
claus
parents: 138
diff changeset
  4917
"/        "/
claus
parents: 138
diff changeset
  4918
"/        ^ middleButtonMenu
claus
parents: 138
diff changeset
  4919
"/    ].
claus
parents: 138
diff changeset
  4920
claus
parents: 138
diff changeset
  4921
    menuHolder := self menuHolder.
claus
parents: 138
diff changeset
  4922
142
claus
parents: 140
diff changeset
  4923
    menuHolder notNil ifTrue:[
claus
parents: 140
diff changeset
  4924
	sym := self menuMessage.
claus
parents: 140
diff changeset
  4925
	sym notNil ifTrue:[
claus
parents: 140
diff changeset
  4926
	    "
claus
parents: 140
diff changeset
  4927
	     mhmh - for backward compatibility, try to ask
claus
parents: 140
diff changeset
  4928
	     the model first, then use the views menu.
claus
parents: 140
diff changeset
  4929
	    "
claus
parents: 140
diff changeset
  4930
	    (menuHolder respondsTo:sym) ifFalse:[
claus
parents: 140
diff changeset
  4931
		(self respondsTo:sym) ifTrue:[
claus
parents: 140
diff changeset
  4932
		    menuHolder := self
claus
parents: 140
diff changeset
  4933
		]
claus
parents: 140
diff changeset
  4934
	    ].
claus
parents: 140
diff changeset
  4935
	    "
claus
parents: 140
diff changeset
  4936
	     ask the menuHolder for the menu
claus
parents: 140
diff changeset
  4937
	    "
claus
parents: 140
diff changeset
  4938
	    ^ menuHolder perform:sym.
claus
parents: 140
diff changeset
  4939
	].
140
claus
parents: 138
diff changeset
  4940
    ].
142
claus
parents: 140
diff changeset
  4941
140
claus
parents: 138
diff changeset
  4942
    ^ nil
claus
parents: 138
diff changeset
  4943
!
claus
parents: 138
diff changeset
  4944
claus
parents: 138
diff changeset
  4945
menuHolder
claus
parents: 138
diff changeset
  4946
    "who has the menu ? 
claus
parents: 138
diff changeset
  4947
     By default, I have it."
claus
parents: 138
diff changeset
  4948
claus
parents: 138
diff changeset
  4949
    ^ self
claus
parents: 138
diff changeset
  4950
!
claus
parents: 138
diff changeset
  4951
claus
parents: 138
diff changeset
  4952
menuPerformer
claus
parents: 138
diff changeset
  4953
    "who should perform the menu actions ? 
claus
parents: 138
diff changeset
  4954
     By default, I do it."
claus
parents: 138
diff changeset
  4955
claus
parents: 138
diff changeset
  4956
    ^ self
claus
parents: 138
diff changeset
  4957
!
claus
parents: 138
diff changeset
  4958
claus
parents: 138
diff changeset
  4959
menuMessage
claus
parents: 138
diff changeset
  4960
    "Return the symbol sent to myself to aquire the menu"
claus
parents: 138
diff changeset
  4961
claus
parents: 138
diff changeset
  4962
    ^ #middleButtonMenu
claus
parents: 138
diff changeset
  4963
! !
claus
parents: 138
diff changeset
  4964
claus
parents: 138
diff changeset
  4965
!SimpleView methodsFor:'change & update'!
claus
parents: 138
diff changeset
  4966
claus
parents: 138
diff changeset
  4967
update:aspect with:aParameter from:changedObject
claus
parents: 138
diff changeset
  4968
    "an update request"
claus
parents: 138
diff changeset
  4969
claus
parents: 138
diff changeset
  4970
    aspect == #sizeOfView ifTrue:[
claus
parents: 138
diff changeset
  4971
	"one of the views we depend on changed its size"
claus
parents: 138
diff changeset
  4972
	^ self superViewChangedSize.
claus
parents: 138
diff changeset
  4973
    ].
claus
parents: 138
diff changeset
  4974
    ^super update:aspect with:aParameter from:changedObject
135
claus
parents:
diff changeset
  4975
! !
claus
parents:
diff changeset
  4976
claus
parents:
diff changeset
  4977
!SimpleView methodsFor:'enumerating subviews'!
claus
parents:
diff changeset
  4978
claus
parents:
diff changeset
  4979
allSubViewsDo:aBlock
claus
parents:
diff changeset
  4980
    "evaluate aBlock for all subviews (recursively)"
claus
parents:
diff changeset
  4981
claus
parents:
diff changeset
  4982
    (subViews isNil or:[subViews isEmpty]) ifFalse:[
claus
parents:
diff changeset
  4983
	subViews do:[:aSubview |
claus
parents:
diff changeset
  4984
	    aSubview withAllSubViewsDo:aBlock
claus
parents:
diff changeset
  4985
	]
claus
parents:
diff changeset
  4986
    ]
claus
parents:
diff changeset
  4987
!
claus
parents:
diff changeset
  4988
claus
parents:
diff changeset
  4989
withAllSubViewsDo:aBlock
claus
parents:
diff changeset
  4990
    "evaluate aBlock for the receiver and all subviews (recursively)"
claus
parents:
diff changeset
  4991
claus
parents:
diff changeset
  4992
    aBlock value:self.
claus
parents:
diff changeset
  4993
    self allSubViewsDo:aBlock
claus
parents:
diff changeset
  4994
! !
claus
parents:
diff changeset
  4995
claus
parents:
diff changeset
  4996
!SimpleView methodsFor:'scrolling-basic'!
claus
parents:
diff changeset
  4997
151
claus
parents: 145
diff changeset
  4998
scrollTo:newOrigin 
claus
parents: 145
diff changeset
  4999
    "change origin to have newOrigin be visible at the top-left.
claus
parents: 145
diff changeset
  5000
     The argument defines the integer device coordinates of the new top-left 
claus
parents: 145
diff changeset
  5001
     point."
claus
parents: 145
diff changeset
  5002
claus
parents: 145
diff changeset
  5003
    "due to historic reasons, the work is actually done by scrollUp/Down
claus
parents: 145
diff changeset
  5004
     scrollLeft/Right (those where implemented first).
claus
parents: 145
diff changeset
  5005
     This will be changed to do all work here, and call it from
claus
parents: 145
diff changeset
  5006
     the other scrolling methods."
claus
parents: 145
diff changeset
  5007
claus
parents: 145
diff changeset
  5008
    |dX   "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  5009
     dY   "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  5010
     m2   "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  5011
     orgX "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  5012
     orgY "{ Class:SmallInteger }" |
claus
parents: 145
diff changeset
  5013
claus
parents: 145
diff changeset
  5014
    transformation isNil ifTrue:[
claus
parents: 145
diff changeset
  5015
	orgY := orgX := 0
claus
parents: 145
diff changeset
  5016
    ] ifFalse:[
claus
parents: 145
diff changeset
  5017
	orgY := transformation translation y negated.
claus
parents: 145
diff changeset
  5018
	orgX := transformation translation x negated
claus
parents: 145
diff changeset
  5019
    ].
claus
parents: 145
diff changeset
  5020
    dX := newOrigin x - orgX.
claus
parents: 145
diff changeset
  5021
    dY := newOrigin y - orgY.
claus
parents: 145
diff changeset
  5022
    dX = 0 ifTrue:[
claus
parents: 145
diff changeset
  5023
	dY < 0 ifTrue:[
claus
parents: 145
diff changeset
  5024
	    ^ self scrollUp:(dY negated).
claus
parents: 145
diff changeset
  5025
	].
claus
parents: 145
diff changeset
  5026
	dY > 0 ifTrue:[
claus
parents: 145
diff changeset
  5027
	    ^ self scrollDown:dY.
claus
parents: 145
diff changeset
  5028
	].
claus
parents: 145
diff changeset
  5029
	^ self
claus
parents: 145
diff changeset
  5030
    ].
claus
parents: 145
diff changeset
  5031
    dY = 0 ifTrue:[
claus
parents: 145
diff changeset
  5032
	dX < 0 ifTrue:[
claus
parents: 145
diff changeset
  5033
	    ^ self scrollLeft:dX negated
claus
parents: 145
diff changeset
  5034
	].
claus
parents: 145
diff changeset
  5035
	dX > 0 ifTrue:[
claus
parents: 145
diff changeset
  5036
	    ^ self scrollRight:dX
claus
parents: 145
diff changeset
  5037
	].
claus
parents: 145
diff changeset
  5038
    ].
claus
parents: 145
diff changeset
  5039
claus
parents: 145
diff changeset
  5040
    self originWillChange.
claus
parents: 145
diff changeset
  5041
    self setViewOrigin:newOrigin.
claus
parents: 145
diff changeset
  5042
    shown ifTrue:[
claus
parents: 145
diff changeset
  5043
	m2 := margin * 2. "top & bottom margins"
claus
parents: 145
diff changeset
  5044
	self redrawDeviceX:margin y:margin
claus
parents: 145
diff changeset
  5045
		     width:(width - m2)
claus
parents: 145
diff changeset
  5046
		    height:(height - m2).
claus
parents: 145
diff changeset
  5047
    ].
claus
parents: 145
diff changeset
  5048
    self originChanged:(dX @ dY).
claus
parents: 145
diff changeset
  5049
!
claus
parents: 145
diff changeset
  5050
135
claus
parents:
diff changeset
  5051
scrollUp:nPixels
claus
parents:
diff changeset
  5052
    "change origin to scroll up (towards the origin) by some pixels"
claus
parents:
diff changeset
  5053
claus
parents:
diff changeset
  5054
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5055
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5056
     w     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5057
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5058
     orgX
claus
parents:
diff changeset
  5059
     orgY  "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5060
     newOrigin|
claus
parents:
diff changeset
  5061
claus
parents:
diff changeset
  5062
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5063
	orgY := orgX := 0
claus
parents:
diff changeset
  5064
    ] ifFalse:[
claus
parents:
diff changeset
  5065
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5066
	orgX := transformation translation x negated
claus
parents:
diff changeset
  5067
    ].
claus
parents:
diff changeset
  5068
claus
parents:
diff changeset
  5069
    count := nPixels.
claus
parents:
diff changeset
  5070
    (count > orgY) ifTrue:[
claus
parents:
diff changeset
  5071
	count := orgY
claus
parents:
diff changeset
  5072
    ].
claus
parents:
diff changeset
  5073
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5074
claus
parents:
diff changeset
  5075
    self originWillChange.
claus
parents:
diff changeset
  5076
    newOrigin := orgX @ (orgY - count).
claus
parents:
diff changeset
  5077
claus
parents:
diff changeset
  5078
    shown ifFalse:[
claus
parents:
diff changeset
  5079
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5080
    ] ifTrue:[
claus
parents:
diff changeset
  5081
	m2 := margin * 2. "top & bottom margins"
claus
parents:
diff changeset
  5082
	(count >= self innerHeight) ifTrue:[
claus
parents:
diff changeset
  5083
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5084
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5085
			 width:(width - m2)
claus
parents:
diff changeset
  5086
			height:(height - m2).
claus
parents:
diff changeset
  5087
	] ifFalse:[
claus
parents:
diff changeset
  5088
	    h := height - m2 - count.
claus
parents:
diff changeset
  5089
	    w := width.
claus
parents:
diff changeset
  5090
	    self catchExpose.
claus
parents:
diff changeset
  5091
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5092
	    self copyFrom:self x:margin y:margin
claus
parents:
diff changeset
  5093
			     toX:margin y:(count + margin)
claus
parents:
diff changeset
  5094
			   width:w height:h.
claus
parents:
diff changeset
  5095
claus
parents:
diff changeset
  5096
	    self setInnerClip.
claus
parents:
diff changeset
  5097
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5098
			 width:(width - m2)
claus
parents:
diff changeset
  5099
			height:count.
claus
parents:
diff changeset
  5100
claus
parents:
diff changeset
  5101
	    self waitForExpose.
claus
parents:
diff changeset
  5102
	]
claus
parents:
diff changeset
  5103
    ].
claus
parents:
diff changeset
  5104
    self originChanged:(0 @ count negated).
claus
parents:
diff changeset
  5105
!
claus
parents:
diff changeset
  5106
claus
parents:
diff changeset
  5107
scrollDown:nPixels
claus
parents:
diff changeset
  5108
    "change origin to scroll down some pixels"
claus
parents:
diff changeset
  5109
claus
parents:
diff changeset
  5110
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5111
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5112
     w     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5113
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5114
     hCont 
claus
parents:
diff changeset
  5115
     ih    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5116
     orgX  
claus
parents:
diff changeset
  5117
     orgY  "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5118
     newOrigin|
claus
parents:
diff changeset
  5119
claus
parents:
diff changeset
  5120
    hCont := self heightOfContents.
claus
parents:
diff changeset
  5121
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5122
	orgY := orgX := 0
claus
parents:
diff changeset
  5123
    ] ifFalse:[
claus
parents:
diff changeset
  5124
	hCont := (transformation applyScaleY:hCont) rounded.
claus
parents:
diff changeset
  5125
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5126
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  5127
    ].
claus
parents:
diff changeset
  5128
claus
parents:
diff changeset
  5129
    count := nPixels.
claus
parents:
diff changeset
  5130
    ih := self innerHeight.
claus
parents:
diff changeset
  5131
claus
parents:
diff changeset
  5132
    ((orgY + nPixels + ih) > hCont) ifTrue:[
claus
parents:
diff changeset
  5133
	count := hCont - orgY - ih
claus
parents:
diff changeset
  5134
    ].
claus
parents:
diff changeset
  5135
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5136
claus
parents:
diff changeset
  5137
    self originWillChange.
claus
parents:
diff changeset
  5138
    newOrigin := orgX @ (orgY + count).
claus
parents:
diff changeset
  5139
    shown ifFalse:[
claus
parents:
diff changeset
  5140
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5141
    ] ifTrue:[
claus
parents:
diff changeset
  5142
	m2 := margin * 2.
claus
parents:
diff changeset
  5143
	(count >= ih) ifTrue:[
claus
parents:
diff changeset
  5144
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5145
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5146
			 width:(width - m2)
claus
parents:
diff changeset
  5147
			height:(height - m2).
claus
parents:
diff changeset
  5148
	] ifFalse:[
claus
parents:
diff changeset
  5149
	    h := height - m2 - count.
claus
parents:
diff changeset
  5150
	    w := self width.
claus
parents:
diff changeset
  5151
	    self catchExpose.
claus
parents:
diff changeset
  5152
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5153
	    self copyFrom:self x:margin y:(count + margin)
claus
parents:
diff changeset
  5154
			     toX:margin y:margin
claus
parents:
diff changeset
  5155
			   width:w 
claus
parents:
diff changeset
  5156
			  height:h.
claus
parents:
diff changeset
  5157
claus
parents:
diff changeset
  5158
	    self setInnerClip.
claus
parents:
diff changeset
  5159
	    self redrawDeviceX:margin y:(h + margin) 
claus
parents:
diff changeset
  5160
			 width:(width - m2) height:count.
claus
parents:
diff changeset
  5161
claus
parents:
diff changeset
  5162
	    self waitForExpose.
claus
parents:
diff changeset
  5163
	]
claus
parents:
diff changeset
  5164
    ].
claus
parents:
diff changeset
  5165
    self originChanged:(0 @ count).
claus
parents:
diff changeset
  5166
!
claus
parents:
diff changeset
  5167
claus
parents:
diff changeset
  5168
scrollLeft:nPixels
claus
parents:
diff changeset
  5169
    "change origin to scroll left some pixels"
claus
parents:
diff changeset
  5170
claus
parents:
diff changeset
  5171
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5172
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5173
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5174
     orgX orgY newOrigin|
claus
parents:
diff changeset
  5175
claus
parents:
diff changeset
  5176
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5177
	orgY := orgX := 0
claus
parents:
diff changeset
  5178
    ] ifFalse:[
claus
parents:
diff changeset
  5179
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5180
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  5181
    ].
claus
parents:
diff changeset
  5182
claus
parents:
diff changeset
  5183
    count := nPixels.
claus
parents:
diff changeset
  5184
    (count > orgX) ifTrue:[
claus
parents:
diff changeset
  5185
	count := orgX
claus
parents:
diff changeset
  5186
    ].
claus
parents:
diff changeset
  5187
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5188
claus
parents:
diff changeset
  5189
    self originWillChange.
claus
parents:
diff changeset
  5190
    newOrigin := (orgX - count) @ orgY.
claus
parents:
diff changeset
  5191
claus
parents:
diff changeset
  5192
    shown ifFalse:[
claus
parents:
diff changeset
  5193
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5194
    ] ifTrue:[
claus
parents:
diff changeset
  5195
	m2 := margin * 2.
claus
parents:
diff changeset
  5196
	(count >= self innerWidth) ifTrue:[
claus
parents:
diff changeset
  5197
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5198
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5199
			 width:(width - m2)
claus
parents:
diff changeset
  5200
			height:(height - m2).
claus
parents:
diff changeset
  5201
	] ifFalse:[
claus
parents:
diff changeset
  5202
	    h := (height - m2).
claus
parents:
diff changeset
  5203
claus
parents:
diff changeset
  5204
	    self catchExpose.
claus
parents:
diff changeset
  5205
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5206
	    self copyFrom:self x:margin y:margin
claus
parents:
diff changeset
  5207
			     toX:(count + margin) y:margin
claus
parents:
diff changeset
  5208
			   width:(width - m2 - count) 
claus
parents:
diff changeset
  5209
			  height:h.
claus
parents:
diff changeset
  5210
claus
parents:
diff changeset
  5211
	    self setInnerClip.
claus
parents:
diff changeset
  5212
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5213
			 width:count height:(height - m2).
claus
parents:
diff changeset
  5214
claus
parents:
diff changeset
  5215
	    self waitForExpose.
claus
parents:
diff changeset
  5216
	]
claus
parents:
diff changeset
  5217
    ].
claus
parents:
diff changeset
  5218
    self originChanged:(count negated @ 0).
claus
parents:
diff changeset
  5219
!
claus
parents:
diff changeset
  5220
claus
parents:
diff changeset
  5221
scrollRight:nPixels
claus
parents:
diff changeset
  5222
    "change origin to scroll right some pixels"
claus
parents:
diff changeset
  5223
claus
parents:
diff changeset
  5224
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5225
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5226
     h     "{ Class:SmallInteger }" 
claus
parents:
diff changeset
  5227
     wCont 
claus
parents:
diff changeset
  5228
     iw    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5229
     orgX orgY newOrigin|
claus
parents:
diff changeset
  5230
claus
parents:
diff changeset
  5231
    wCont := self widthOfContents.
claus
parents:
diff changeset
  5232
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5233
	orgY := orgX := 0
claus
parents:
diff changeset
  5234
    ] ifFalse:[
claus
parents:
diff changeset
  5235
	wCont := (transformation applyScaleX:wCont) rounded.
claus
parents:
diff changeset
  5236
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5237
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  5238
    ].
claus
parents:
diff changeset
  5239
claus
parents:
diff changeset
  5240
    count := nPixels.
claus
parents:
diff changeset
  5241
    iw := self innerWidth.
claus
parents:
diff changeset
  5242
claus
parents:
diff changeset
  5243
    ((orgX + nPixels + iw) > wCont) ifTrue:[
claus
parents:
diff changeset
  5244
	count := wCont - orgX - iw
claus
parents:
diff changeset
  5245
    ].
claus
parents:
diff changeset
  5246
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5247
claus
parents:
diff changeset
  5248
    self originWillChange.
claus
parents:
diff changeset
  5249
    newOrigin := (orgX + count) @ orgY.
claus
parents:
diff changeset
  5250
claus
parents:
diff changeset
  5251
    shown ifFalse:[
claus
parents:
diff changeset
  5252
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5253
    ] ifTrue:[
claus
parents:
diff changeset
  5254
	m2 := margin * 2.
claus
parents:
diff changeset
  5255
	(count >= iw) ifTrue:[
claus
parents:
diff changeset
  5256
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5257
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5258
			 width:(width - m2)
claus
parents:
diff changeset
  5259
			height:(height - m2).
claus
parents:
diff changeset
  5260
	] ifFalse:[
claus
parents:
diff changeset
  5261
	    m2 := margin * 2.
claus
parents:
diff changeset
  5262
	    h := (height - m2).
claus
parents:
diff changeset
  5263
claus
parents:
diff changeset
  5264
	    self catchExpose.
claus
parents:
diff changeset
  5265
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5266
	    self copyFrom:self x:(count + margin) y:margin
claus
parents:
diff changeset
  5267
			     toX:margin y:margin
claus
parents:
diff changeset
  5268
			   width:(width - m2 - count) 
claus
parents:
diff changeset
  5269
			  height:h.
claus
parents:
diff changeset
  5270
claus
parents:
diff changeset
  5271
	    self setInnerClip.
claus
parents:
diff changeset
  5272
	    self redrawDeviceX:(width - margin - count) y:margin 
claus
parents:
diff changeset
  5273
			 width:count height:(height - m2).
claus
parents:
diff changeset
  5274
claus
parents:
diff changeset
  5275
	    self waitForExpose.
claus
parents:
diff changeset
  5276
	].
claus
parents:
diff changeset
  5277
    ].
claus
parents:
diff changeset
  5278
    self originChanged:(count @ 0).
claus
parents:
diff changeset
  5279
! !
claus
parents:
diff changeset
  5280
claus
parents:
diff changeset
  5281
!SimpleView methodsFor:'scrolling'!
claus
parents:
diff changeset
  5282
claus
parents:
diff changeset
  5283
widthForScrollBetween:yStart and:yEnd 
claus
parents:
diff changeset
  5284
    "return the width in pixels for a scroll between yStart and yEnd
claus
parents:
diff changeset
  5285
     - return full width here since we do not know how wide contents is.
claus
parents:
diff changeset
  5286
     Views which only use part of their space (short lists, text) may redefine
claus
parents:
diff changeset
  5287
     this method and return the number of pixels that have to be scrolled.
claus
parents:
diff changeset
  5288
     On slow displays, this may make a difference; on fast ones you will probably
claus
parents:
diff changeset
  5289
     not notice any difference."
claus
parents:
diff changeset
  5290
claus
parents:
diff changeset
  5291
    ^ (width - margin - margin)
claus
parents:
diff changeset
  5292
!
claus
parents:
diff changeset
  5293
claus
parents:
diff changeset
  5294
verticalScrollStep
claus
parents:
diff changeset
  5295
    "return the amount to scroll when stepping up/down.
claus
parents:
diff changeset
  5296
     Subclasses may want to redefine this."
claus
parents:
diff changeset
  5297
claus
parents:
diff changeset
  5298
    ^ (device verticalPixelPerMillimeter * 20) asInteger
claus
parents:
diff changeset
  5299
!
claus
parents:
diff changeset
  5300
claus
parents:
diff changeset
  5301
scrollVerticalToPercent:percent
claus
parents:
diff changeset
  5302
    "scroll to a position given in percent of total"
claus
parents:
diff changeset
  5303
claus
parents:
diff changeset
  5304
    |hCont|
claus
parents:
diff changeset
  5305
claus
parents:
diff changeset
  5306
    hCont := self heightOfContents.
claus
parents:
diff changeset
  5307
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  5308
	hCont := transformation applyScaleY:hCont.
claus
parents:
diff changeset
  5309
    ].
claus
parents:
diff changeset
  5310
    self scrollVerticalTo:
claus
parents:
diff changeset
  5311
	    ((((hCont * percent) / 100.0) + 0.5) asInteger)
claus
parents:
diff changeset
  5312
!
claus
parents:
diff changeset
  5313
claus
parents:
diff changeset
  5314
scrollVerticalTo:aPixelOffset
claus
parents:
diff changeset
  5315
    "change origin to make aPixelOffset be the top line"
claus
parents:
diff changeset
  5316
claus
parents:
diff changeset
  5317
    |orgY|
claus
parents:
diff changeset
  5318
claus
parents:
diff changeset
  5319
    orgY := self viewOrigin y.
claus
parents:
diff changeset
  5320
claus
parents:
diff changeset
  5321
    (aPixelOffset < orgY) ifTrue:[
claus
parents:
diff changeset
  5322
	self scrollUp:(orgY - aPixelOffset)
claus
parents:
diff changeset
  5323
    ] ifFalse:[
claus
parents:
diff changeset
  5324
	(aPixelOffset > orgY) ifTrue:[
claus
parents:
diff changeset
  5325
	    self scrollDown:(aPixelOffset - orgY)
claus
parents:
diff changeset
  5326
	]
claus
parents:
diff changeset
  5327
    ]
claus
parents:
diff changeset
  5328
!
claus
parents:
diff changeset
  5329
claus
parents:
diff changeset
  5330
scrollHorizontalToPercent:percent
claus
parents:
diff changeset
  5331
    "scroll to a position given in percent of total"
claus
parents:
diff changeset
  5332
claus
parents:
diff changeset
  5333
    |wCont|
claus
parents:
diff changeset
  5334
claus
parents:
diff changeset
  5335
    wCont := self widthOfContents.
claus
parents:
diff changeset
  5336
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  5337
	wCont := transformation applyScaleX:wCont.
claus
parents:
diff changeset
  5338
    ].
claus
parents:
diff changeset
  5339
    self scrollHorizontalTo:
claus
parents:
diff changeset
  5340
	    ((((wCont * percent) / 100.0) + 0.5) asInteger)
claus
parents:
diff changeset
  5341
!
claus
parents:
diff changeset
  5342
140
claus
parents: 138
diff changeset
  5343
horizontalScrollStep
claus
parents: 138
diff changeset
  5344
    "return the amount to scroll when stepping left/right.
claus
parents: 138
diff changeset
  5345
     Subclasses may want to redefine this."
claus
parents: 138
diff changeset
  5346
claus
parents: 138
diff changeset
  5347
    ^ (device horizontalPixelPerMillimeter * 20) asInteger
claus
parents: 138
diff changeset
  5348
!
claus
parents: 138
diff changeset
  5349
135
claus
parents:
diff changeset
  5350
scrollHorizontalTo:aPixelOffset
claus
parents:
diff changeset
  5351
    "change origin to make aPixelOffset be the left col"
claus
parents:
diff changeset
  5352
claus
parents:
diff changeset
  5353
    |orgX|
claus
parents:
diff changeset
  5354
claus
parents:
diff changeset
  5355
    orgX := self viewOrigin x.
claus
parents:
diff changeset
  5356
claus
parents:
diff changeset
  5357
    (aPixelOffset < orgX) ifTrue:[
claus
parents:
diff changeset
  5358
	self scrollLeft:(orgX - aPixelOffset)
claus
parents:
diff changeset
  5359
    ] ifFalse:[
claus
parents:
diff changeset
  5360
	(aPixelOffset > orgX) ifTrue:[
claus
parents:
diff changeset
  5361
	    self scrollRight:(aPixelOffset - orgX)
claus
parents:
diff changeset
  5362
	]
claus
parents:
diff changeset
  5363
    ]
claus
parents:
diff changeset
  5364
!
claus
parents:
diff changeset
  5365
claus
parents:
diff changeset
  5366
scrollToTop
claus
parents:
diff changeset
  5367
    "move viewOrigin to top"
claus
parents:
diff changeset
  5368
claus
parents:
diff changeset
  5369
    self scrollVerticalTo:0
claus
parents:
diff changeset
  5370
!
claus
parents:
diff changeset
  5371
claus
parents:
diff changeset
  5372
scrollToTopLeft
claus
parents:
diff changeset
  5373
    "move viewOrigin to top/left"
claus
parents:
diff changeset
  5374
151
claus
parents: 145
diff changeset
  5375
    self scrollTo:(0 @ 0).
135
claus
parents:
diff changeset
  5376
!
claus
parents:
diff changeset
  5377
claus
parents:
diff changeset
  5378
scrollUp
claus
parents:
diff changeset
  5379
    "scroll up by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5380
     scroll-step up button is pressed."
claus
parents:
diff changeset
  5381
claus
parents:
diff changeset
  5382
    self scrollUp:(self verticalScrollStep)
claus
parents:
diff changeset
  5383
!
claus
parents:
diff changeset
  5384
claus
parents:
diff changeset
  5385
scrollDown
claus
parents:
diff changeset
  5386
    "scroll down by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5387
     scroll-step down button is pressed."
claus
parents:
diff changeset
  5388
claus
parents:
diff changeset
  5389
    self scrollDown:(self verticalScrollStep)
claus
parents:
diff changeset
  5390
!
claus
parents:
diff changeset
  5391
claus
parents:
diff changeset
  5392
scrollLeft
claus
parents:
diff changeset
  5393
    "scroll left by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5394
     scroll-step left button is pressed."
claus
parents:
diff changeset
  5395
claus
parents:
diff changeset
  5396
    self scrollLeft:(self horizontalScrollStep)
claus
parents:
diff changeset
  5397
!
claus
parents:
diff changeset
  5398
claus
parents:
diff changeset
  5399
scrollRight
claus
parents:
diff changeset
  5400
    "scroll right by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5401
     scroll-step right button is pressed."
claus
parents:
diff changeset
  5402
claus
parents:
diff changeset
  5403
    self scrollRight:(self horizontalScrollStep)
claus
parents:
diff changeset
  5404
! !
claus
parents:
diff changeset
  5405
claus
parents:
diff changeset
  5406
!SimpleView methodsFor:'user notification'!
claus
parents:
diff changeset
  5407
claus
parents:
diff changeset
  5408
warn:aString
claus
parents:
diff changeset
  5409
    "like Objects warn, but translates the string via the
claus
parents:
diff changeset
  5410
     resourcePack, thus giving a translated string automatically"
claus
parents:
diff changeset
  5411
151
claus
parents: 145
diff changeset
  5412
    super warn:(resources string:aString) withCRs
135
claus
parents:
diff changeset
  5413
!
claus
parents:
diff changeset
  5414
claus
parents:
diff changeset
  5415
warn:aString with:argument
claus
parents:
diff changeset
  5416
    "like Objects warn, but translates the string via the
claus
parents:
diff changeset
  5417
     resourcePack, thus giving a translated string automatically"
claus
parents:
diff changeset
  5418
151
claus
parents: 145
diff changeset
  5419
    super warn:(resources string:aString with:argument) withCRs
claus
parents: 145
diff changeset
  5420
!
claus
parents: 145
diff changeset
  5421
claus
parents: 145
diff changeset
  5422
warn:aString with:arg1 with:arg2
claus
parents: 145
diff changeset
  5423
    "like Objects warn, but translates the string via the
claus
parents: 145
diff changeset
  5424
     resourcePack, thus giving a translated string automatically"
claus
parents: 145
diff changeset
  5425
claus
parents: 145
diff changeset
  5426
    super warn:(resources string:aString with:arg1 with:arg2) withCRs
135
claus
parents:
diff changeset
  5427
! !
claus
parents:
diff changeset
  5428
claus
parents:
diff changeset
  5429
!SimpleView methodsFor:'cursor animation'!
claus
parents:
diff changeset
  5430
claus
parents:
diff changeset
  5431
showBusyWhile:aBlock
claus
parents:
diff changeset
  5432
    "evaluate some time consuming block, while doing this,
claus
parents:
diff changeset
  5433
     show a spinning wheel cursor"
claus
parents:
diff changeset
  5434
claus
parents:
diff changeset
  5435
    |ok bitmaps cursors mask process oldCursor|
claus
parents:
diff changeset
  5436
claus
parents:
diff changeset
  5437
    oldCursor := cursor.
claus
parents:
diff changeset
  5438
claus
parents:
diff changeset
  5439
    ok := true.
claus
parents:
diff changeset
  5440
    bitmaps := #('wheel1' 'wheel2' 'wheel3' 'wheel4') 
claus
parents:
diff changeset
  5441
	       collect:[:name |
claus
parents:
diff changeset
  5442
		   |f|
claus
parents:
diff changeset
  5443
claus
parents:
diff changeset
  5444
		   f := Form fromFile:(name , '.xbm').
claus
parents:
diff changeset
  5445
		   f isNil ifTrue:[
claus
parents:
diff changeset
  5446
			('no bitmap file: ' , name , '.xbm') errorPrintNL.
claus
parents:
diff changeset
  5447
			ok := false
claus
parents:
diff changeset
  5448
		   ].
claus
parents:
diff changeset
  5449
		   f
claus
parents:
diff changeset
  5450
	       ].
claus
parents:
diff changeset
  5451
claus
parents:
diff changeset
  5452
    mask := Form fromFile:'wheelm.xbm'.
claus
parents:
diff changeset
  5453
    mask isNil ifTrue:[
claus
parents:
diff changeset
  5454
	('no bitmap file: ' , mask , '.xbm') errorPrintNL.
claus
parents:
diff changeset
  5455
	ok := false
claus
parents:
diff changeset
  5456
    ].
claus
parents:
diff changeset
  5457
claus
parents:
diff changeset
  5458
    ok ifFalse:[
claus
parents:
diff changeset
  5459
	self cursor:Cursor wait.
claus
parents:
diff changeset
  5460
	aBlock valueNowOrOnUnwindDo:[
claus
parents:
diff changeset
  5461
	    self cursor:oldCursor
claus
parents:
diff changeset
  5462
	]
claus
parents:
diff changeset
  5463
    ] ifTrue:[
claus
parents:
diff changeset
  5464
	cursors := bitmaps collect:[:form | (Cursor sourceForm:form
claus
parents:
diff changeset
  5465
						      maskForm:mask
claus
parents:
diff changeset
  5466
							  hotX:8
claus
parents:
diff changeset
  5467
							  hotY:8) on:device].
claus
parents:
diff changeset
  5468
claus
parents:
diff changeset
  5469
	process := [
claus
parents:
diff changeset
  5470
		    (Delay forSeconds:0.25) wait.
claus
parents:
diff changeset
  5471
		    [true] whileTrue:[
claus
parents:
diff changeset
  5472
			cursors do:[:curs |
claus
parents:
diff changeset
  5473
			    self cursor:curs.
claus
parents:
diff changeset
  5474
			    (Delay forSeconds:0.05) wait
claus
parents:
diff changeset
  5475
			]
claus
parents:
diff changeset
  5476
		    ]
claus
parents:
diff changeset
  5477
		   ] fork.
claus
parents:
diff changeset
  5478
claus
parents:
diff changeset
  5479
	Processor activeProcess priority:7.
claus
parents:
diff changeset
  5480
	aBlock valueNowOrOnUnwindDo:[
claus
parents:
diff changeset
  5481
	    Processor activeProcess priority:8.
claus
parents:
diff changeset
  5482
	    process terminate.
claus
parents:
diff changeset
  5483
	    self cursor:oldCursor
claus
parents:
diff changeset
  5484
	]
claus
parents:
diff changeset
  5485
    ].
claus
parents:
diff changeset
  5486
claus
parents:
diff changeset
  5487
    "
claus
parents:
diff changeset
  5488
     View new realize showBusyWhile:[10 timesRepeat:[3000 factorial]]
claus
parents:
diff changeset
  5489
    "
claus
parents:
diff changeset
  5490
! !
claus
parents:
diff changeset
  5491
claus
parents:
diff changeset
  5492
SimpleView initialize!