SimpleView.st
author claus
Sun, 27 Aug 1995 02:33:33 +0200
changeset 173 8793f89047bf
parent 162 0f14db5e47c1
child 175 327b4f340cdb
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 1.15 1995-08-27 00:32:10 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 1.15 1995-08-27 00:32:10 claus Exp $
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"
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!
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documentation
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"
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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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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
claus
parents:
diff changeset
   760
    aStyle ~~ DefaultStyle ifTrue:[
claus
parents:
diff changeset
   761
	DefaultStyle := aStyle.
claus
parents:
diff changeset
   762
	self updateAllStyleCaches.
claus
parents:
diff changeset
   763
    ]
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
claus
parents:
diff changeset
  1153
viewGravity:gravity
claus
parents:
diff changeset
  1154
    "set the viewGravity - thats the direction where the view will move
claus
parents:
diff changeset
  1155
     when the superView is resized."
claus
parents:
diff changeset
  1156
claus
parents:
diff changeset
  1157
    viewGravity ~~ gravity ifTrue:[
claus
parents:
diff changeset
  1158
	viewGravity := gravity.
claus
parents:
diff changeset
  1159
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  1160
	    device setWindowGravity:gravity in:drawableId
claus
parents:
diff changeset
  1161
	]
claus
parents:
diff changeset
  1162
    ]
claus
parents:
diff changeset
  1163
!
claus
parents:
diff changeset
  1164
140
claus
parents: 138
diff changeset
  1165
hidden:aBoolean
claus
parents: 138
diff changeset
  1166
    "if the argument is true, the receiver view will not
claus
parents: 138
diff changeset
  1167
     be realized automatically when superview is realized"
claus
parents: 138
diff changeset
  1168
151
claus
parents: 145
diff changeset
  1169
    self obsoleteMethodWarning:'use #hiddenOnRealize:'.
claus
parents: 145
diff changeset
  1170
    hiddenOnRealize := aBoolean
claus
parents: 145
diff changeset
  1171
!
claus
parents: 145
diff changeset
  1172
claus
parents: 145
diff changeset
  1173
isHiddenOnRealize:aBoolean
claus
parents: 145
diff changeset
  1174
    "return true, if the receiver will NOT be mapped when
claus
parents: 145
diff changeset
  1175
     realized. False otherwise.
claus
parents: 145
diff changeset
  1176
     The hiddenOnRealize flag is useful to create views which are
claus
parents: 145
diff changeset
  1177
     to be made visible conditionally or later."
claus
parents: 145
diff changeset
  1178
claus
parents: 145
diff changeset
  1179
    ^ hiddenOnRealize
claus
parents: 145
diff changeset
  1180
!
claus
parents: 145
diff changeset
  1181
claus
parents: 145
diff changeset
  1182
hiddenOnRealize:aBoolean
claus
parents: 145
diff changeset
  1183
    "if the argument is true, the receiver view will not
claus
parents: 145
diff changeset
  1184
     be mapped automatically when the superview is realized.
claus
parents: 145
diff changeset
  1185
     The hiddenOnRealize flag is useful to create views which are
claus
parents: 145
diff changeset
  1186
     to be made visible conditionally or later."
claus
parents: 145
diff changeset
  1187
claus
parents: 145
diff changeset
  1188
    hiddenOnRealize := aBoolean
140
claus
parents: 138
diff changeset
  1189
!
claus
parents: 138
diff changeset
  1190
135
claus
parents:
diff changeset
  1191
viewGravity
claus
parents:
diff changeset
  1192
    "return the viewGravity - thats the direction where the view will move
claus
parents:
diff changeset
  1193
     when the superView is resized."
claus
parents:
diff changeset
  1194
claus
parents:
diff changeset
  1195
    ^ viewGravity
claus
parents:
diff changeset
  1196
!
claus
parents:
diff changeset
  1197
claus
parents:
diff changeset
  1198
bitGravity
claus
parents:
diff changeset
  1199
    "return the bitGravity - thats the direction where the contents will move
claus
parents:
diff changeset
  1200
     when the the view is resized."
claus
parents:
diff changeset
  1201
claus
parents:
diff changeset
  1202
    ^ bitGravity
claus
parents:
diff changeset
  1203
!
claus
parents:
diff changeset
  1204
claus
parents:
diff changeset
  1205
bitGravity:gravity
claus
parents:
diff changeset
  1206
    "set the bitGravity - thats the direction where the contents will move
claus
parents:
diff changeset
  1207
     when the view is resized."
claus
parents:
diff changeset
  1208
claus
parents:
diff changeset
  1209
    bitGravity ~~ gravity ifTrue:[
claus
parents:
diff changeset
  1210
	bitGravity := gravity.
claus
parents:
diff changeset
  1211
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  1212
	    device setBitGravity:gravity in:drawableId
claus
parents:
diff changeset
  1213
	]
claus
parents:
diff changeset
  1214
    ]
claus
parents:
diff changeset
  1215
!
claus
parents:
diff changeset
  1216
claus
parents:
diff changeset
  1217
canDrop:anObjectOrCollection
claus
parents:
diff changeset
  1218
    "return true, if anObjectOrCollection can be
claus
parents:
diff changeset
  1219
     dropped in the receiver. This method should be
claus
parents:
diff changeset
  1220
     redefined in views which can take objects"
claus
parents:
diff changeset
  1221
claus
parents:
diff changeset
  1222
    ^ false
claus
parents:
diff changeset
  1223
!
claus
parents:
diff changeset
  1224
claus
parents:
diff changeset
  1225
hidden
claus
parents:
diff changeset
  1226
    "return true, if the view does not want to be realized
claus
parents:
diff changeset
  1227
     automatically when superview is realized"
claus
parents:
diff changeset
  1228
151
claus
parents: 145
diff changeset
  1229
    self obsoleteMethodWarning:'use #hiddenOnRealize'.
claus
parents: 145
diff changeset
  1230
    ^ hiddenOnRealize
153
claus
parents: 151
diff changeset
  1231
!
claus
parents: 151
diff changeset
  1232
claus
parents: 151
diff changeset
  1233
clipRect:aRectangle
claus
parents: 151
diff changeset
  1234
    "set the clipping rectangle for drawing (in logical coordinates);
claus
parents: 151
diff changeset
  1235
     a nil argument turn off clipping (i.e. whole view is drawable).
claus
parents: 151
diff changeset
  1236
     Redefined to care for any margin."
claus
parents: 151
diff changeset
  1237
claus
parents: 151
diff changeset
  1238
    |x y w h|
claus
parents: 151
diff changeset
  1239
claus
parents: 151
diff changeset
  1240
    aRectangle isNil ifTrue:[
claus
parents: 151
diff changeset
  1241
	clipRect isNil ifTrue:[^ self].
claus
parents: 151
diff changeset
  1242
	gcId notNil ifTrue:[
claus
parents: 151
diff changeset
  1243
	    device noClipIn:gcId
claus
parents: 151
diff changeset
  1244
	]
claus
parents: 151
diff changeset
  1245
    ] ifFalse:[
claus
parents: 151
diff changeset
  1246
	clipRect notNil ifTrue:[
claus
parents: 151
diff changeset
  1247
	    (clipRect = aRectangle) ifTrue:[^ self]
claus
parents: 151
diff changeset
  1248
	].
claus
parents: 151
diff changeset
  1249
	gcId notNil ifTrue:[
claus
parents: 151
diff changeset
  1250
	    x := aRectangle left.
claus
parents: 151
diff changeset
  1251
	    y := aRectangle top.
claus
parents: 151
diff changeset
  1252
	    w := aRectangle width.
claus
parents: 151
diff changeset
  1253
	    h := aRectangle height.
claus
parents: 151
diff changeset
  1254
	    transformation notNil ifTrue:[
claus
parents: 151
diff changeset
  1255
		x := transformation applyToX:x.
claus
parents: 151
diff changeset
  1256
		y := transformation applyToY:y.
claus
parents: 151
diff changeset
  1257
		w := transformation applyScaleX:w.
claus
parents: 151
diff changeset
  1258
		h := transformation applyScaleY:h.
claus
parents: 151
diff changeset
  1259
	    ].
claus
parents: 151
diff changeset
  1260
	    (x isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1261
		w := w + (x - x truncated).
claus
parents: 151
diff changeset
  1262
		x := x truncated
claus
parents: 151
diff changeset
  1263
	    ].
claus
parents: 151
diff changeset
  1264
	    (y isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1265
		h := h + (y - y truncated).
claus
parents: 151
diff changeset
  1266
		y := y truncated
claus
parents: 151
diff changeset
  1267
	    ].
claus
parents: 151
diff changeset
  1268
	    (w isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1269
		w := w truncated + 1
claus
parents: 151
diff changeset
  1270
	    ].
claus
parents: 151
diff changeset
  1271
	    (h isMemberOf:SmallInteger) ifFalse:[
claus
parents: 151
diff changeset
  1272
		h := h truncated + 1
claus
parents: 151
diff changeset
  1273
	    ].
claus
parents: 151
diff changeset
  1274
	    x < margin ifTrue:[
claus
parents: 151
diff changeset
  1275
		x := margin.
claus
parents: 151
diff changeset
  1276
	    ].
claus
parents: 151
diff changeset
  1277
	    y < margin ifTrue:[
claus
parents: 151
diff changeset
  1278
		y := margin.
claus
parents: 151
diff changeset
  1279
	    ].
claus
parents: 151
diff changeset
  1280
	    x + w - 1 >= (width-margin) ifTrue:[
claus
parents: 151
diff changeset
  1281
		w := width - margin - x
claus
parents: 151
diff changeset
  1282
	    ].
claus
parents: 151
diff changeset
  1283
	    y + h - 1 >= (height-margin) ifTrue:[
claus
parents: 151
diff changeset
  1284
		h := height - margin - y
claus
parents: 151
diff changeset
  1285
	    ].
claus
parents: 151
diff changeset
  1286
	    device setClipX:x y:y width:w height:h in:gcId
claus
parents: 151
diff changeset
  1287
	]
claus
parents: 151
diff changeset
  1288
    ].
claus
parents: 151
diff changeset
  1289
    clipRect := aRectangle
claus
parents: 151
diff changeset
  1290
!
claus
parents: 151
diff changeset
  1291
claus
parents: 151
diff changeset
  1292
name:aString
claus
parents: 151
diff changeset
  1293
    "set my name component to be used for resource-access"
claus
parents: 151
diff changeset
  1294
claus
parents: 151
diff changeset
  1295
    name := aString
claus
parents: 151
diff changeset
  1296
!
claus
parents: 151
diff changeset
  1297
claus
parents: 151
diff changeset
  1298
name
claus
parents: 151
diff changeset
  1299
    "return my name component to be used for resource-access"
claus
parents: 151
diff changeset
  1300
claus
parents: 151
diff changeset
  1301
    ^ name
claus
parents: 151
diff changeset
  1302
!
claus
parents: 151
diff changeset
  1303
claus
parents: 151
diff changeset
  1304
fullName
claus
parents: 151
diff changeset
  1305
    "return my full name to be used for resource-access"
claus
parents: 151
diff changeset
  1306
claus
parents: 151
diff changeset
  1307
    superView notNil ifTrue:[
claus
parents: 151
diff changeset
  1308
	^ superView fullName , '.' , name
claus
parents: 151
diff changeset
  1309
    ].
claus
parents: 151
diff changeset
  1310
    ^ name
claus
parents: 151
diff changeset
  1311
!
claus
parents: 151
diff changeset
  1312
claus
parents: 151
diff changeset
  1313
processName
claus
parents: 151
diff changeset
  1314
    "return a string to be shown in the process monitor"
claus
parents: 151
diff changeset
  1315
claus
parents: 151
diff changeset
  1316
    ^ self name
135
claus
parents:
diff changeset
  1317
! !
claus
parents:
diff changeset
  1318
140
claus
parents: 138
diff changeset
  1319
!SimpleView methodsFor:'ST-80 compatibility'!
claus
parents: 138
diff changeset
  1320
claus
parents: 138
diff changeset
  1321
sensor
claus
parents: 138
diff changeset
  1322
    "return the views sensor"
claus
parents: 138
diff changeset
  1323
claus
parents: 138
diff changeset
  1324
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  1325
	^ windowGroup sensor.
135
claus
parents:
diff changeset
  1326
    ].
140
claus
parents: 138
diff changeset
  1327
    ^ nil
claus
parents: 138
diff changeset
  1328
!
claus
parents: 138
diff changeset
  1329
claus
parents: 138
diff changeset
  1330
checkForEvents
claus
parents: 138
diff changeset
  1331
    (shown and:[windowGroup notNil]) ifTrue:[windowGroup processEvents].
claus
parents: 138
diff changeset
  1332
! !
claus
parents: 138
diff changeset
  1333
claus
parents: 138
diff changeset
  1334
!SimpleView methodsFor:'accessing-mvc'!
claus
parents: 138
diff changeset
  1335
claus
parents: 138
diff changeset
  1336
controller
claus
parents: 138
diff changeset
  1337
    "return the controller. For non MVC views, return nil"
claus
parents: 138
diff changeset
  1338
claus
parents: 138
diff changeset
  1339
    ^ controller
claus
parents: 138
diff changeset
  1340
!
claus
parents: 138
diff changeset
  1341
claus
parents: 138
diff changeset
  1342
windowGroup
claus
parents: 138
diff changeset
  1343
    "return the window group. For old style views, return nil"
claus
parents: 138
diff changeset
  1344
claus
parents: 138
diff changeset
  1345
    ^ windowGroup
claus
parents: 138
diff changeset
  1346
!
claus
parents: 138
diff changeset
  1347
claus
parents: 138
diff changeset
  1348
controller:aController
claus
parents: 138
diff changeset
  1349
    "set the controller"
claus
parents: 138
diff changeset
  1350
claus
parents: 138
diff changeset
  1351
    controller := aController.
claus
parents: 138
diff changeset
  1352
    controller notNil ifTrue:[
claus
parents: 138
diff changeset
  1353
	controller view:self.
135
claus
parents:
diff changeset
  1354
    ]
claus
parents:
diff changeset
  1355
!
claus
parents:
diff changeset
  1356
140
claus
parents: 138
diff changeset
  1357
model
135
claus
parents:
diff changeset
  1358
    ^ nil
claus
parents:
diff changeset
  1359
!
claus
parents:
diff changeset
  1360
140
claus
parents: 138
diff changeset
  1361
windowGroup:aGroup
claus
parents: 138
diff changeset
  1362
    "set the window group."
claus
parents: 138
diff changeset
  1363
claus
parents: 138
diff changeset
  1364
    windowGroup := aGroup
135
claus
parents:
diff changeset
  1365
! !
claus
parents:
diff changeset
  1366
claus
parents:
diff changeset
  1367
!SimpleView methodsFor:'event handling'!
claus
parents:
diff changeset
  1368
140
claus
parents: 138
diff changeset
  1369
mapped
claus
parents: 138
diff changeset
  1370
    "the view has been mapped (by some outside
claus
parents: 138
diff changeset
  1371
     action - i.e. window manager de-iconified me)"
claus
parents: 138
diff changeset
  1372
claus
parents: 138
diff changeset
  1373
    "
claus
parents: 138
diff changeset
  1374
     the old code was:
claus
parents: 138
diff changeset
  1375
claus
parents: 138
diff changeset
  1376
	realized := true.
claus
parents: 138
diff changeset
  1377
	shown := true.
claus
parents: 138
diff changeset
  1378
	...
claus
parents: 138
diff changeset
  1379
claus
parents: 138
diff changeset
  1380
     this created a race condition, if the view was
claus
parents: 138
diff changeset
  1381
     realized and shortly after unrealized - before the mapped event
claus
parents: 138
diff changeset
  1382
     arrived. This lead to shown being set to true even thought the
claus
parents: 138
diff changeset
  1383
     view was not. Boy - that was a bad one (hard to reproduce and hard to find).
claus
parents: 138
diff changeset
  1384
    "
claus
parents: 138
diff changeset
  1385
claus
parents: 138
diff changeset
  1386
    realized ifTrue:[
claus
parents: 138
diff changeset
  1387
	shown := true.
claus
parents: 138
diff changeset
  1388
	"
claus
parents: 138
diff changeset
  1389
	 backed views will not get expose events - have
claus
parents: 138
diff changeset
  1390
	 to force a redraw here to get things drawn into
claus
parents: 138
diff changeset
  1391
	 backing store.
claus
parents: 138
diff changeset
  1392
	"
claus
parents: 138
diff changeset
  1393
	backed ifTrue:[
claus
parents: 138
diff changeset
  1394
	    self redraw
claus
parents: 138
diff changeset
  1395
	].
claus
parents: 138
diff changeset
  1396
	subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  1397
	    subViews do:[:v |
claus
parents: 138
diff changeset
  1398
		v superViewMapped
claus
parents: 138
diff changeset
  1399
	    ]
claus
parents: 138
diff changeset
  1400
	]
claus
parents: 138
diff changeset
  1401
    ]
claus
parents: 138
diff changeset
  1402
!
claus
parents: 138
diff changeset
  1403
claus
parents: 138
diff changeset
  1404
superViewChangedSize
claus
parents: 138
diff changeset
  1405
    "my superView has changed size; if I have relative
claus
parents: 138
diff changeset
  1406
     origin/extent or blocks to evaluate, do it now .."
claus
parents: 138
diff changeset
  1407
claus
parents: 138
diff changeset
  1408
    |oldWidth oldHeight oldTop oldLeft newExt newOrg
claus
parents: 138
diff changeset
  1409
     winSuper newWidth newHeight newLeft newTop
151
claus
parents: 145
diff changeset
  1410
     superWidth superHeight superWinWidth superWinHeight
claus
parents: 145
diff changeset
  1411
     r|
140
claus
parents: 138
diff changeset
  1412
claus
parents: 138
diff changeset
  1413
    oldWidth := width.
claus
parents: 138
diff changeset
  1414
    oldHeight := height.
claus
parents: 138
diff changeset
  1415
    oldTop := top.
claus
parents: 138
diff changeset
  1416
    oldLeft := left.
claus
parents: 138
diff changeset
  1417
151
claus
parents: 145
diff changeset
  1418
    "
claus
parents: 145
diff changeset
  1419
     if this view has a viewPort, resize a la ST-80 V2.x
claus
parents: 145
diff changeset
  1420
     this will vanish - dont use it.
claus
parents: 145
diff changeset
  1421
    "
140
claus
parents: 138
diff changeset
  1422
    viewport notNil ifTrue:[
claus
parents: 138
diff changeset
  1423
	superView isNil ifTrue:[^ self].
claus
parents: 138
diff changeset
  1424
	winSuper := superView window.
claus
parents: 138
diff changeset
  1425
	winSuper isNil ifTrue:[
claus
parents: 138
diff changeset
  1426
	    "take pixel size as window"
claus
parents: 138
diff changeset
  1427
	    winSuper := 0@0 extent:(superView width@superView height)
claus
parents: 138
diff changeset
  1428
	].
claus
parents: 138
diff changeset
  1429
claus
parents: 138
diff changeset
  1430
	superWidth := superView width.
claus
parents: 138
diff changeset
  1431
	superHeight := superView height.
claus
parents: 138
diff changeset
  1432
	superWinWidth := winSuper width.
claus
parents: 138
diff changeset
  1433
	superWinHeight := winSuper height.
claus
parents: 138
diff changeset
  1434
	newLeft := (viewport left - winSuper left) * superWidth // superWinWidth.
claus
parents: 138
diff changeset
  1435
	newTop := (viewport top - winSuper top) * superHeight // superWinHeight.
claus
parents: 138
diff changeset
  1436
	newWidth := superWidth * viewport width // superWinWidth.
claus
parents: 138
diff changeset
  1437
	newHeight := superHeight * viewport height // superWinHeight.
claus
parents: 138
diff changeset
  1438
	self pixelOrigin:(newLeft @ newTop).
claus
parents: 138
diff changeset
  1439
	self pixelExtent:(newWidth @ newHeight).
claus
parents: 138
diff changeset
  1440
	^ self
claus
parents: 138
diff changeset
  1441
    ].
claus
parents: 138
diff changeset
  1442
151
claus
parents: 145
diff changeset
  1443
    "
claus
parents: 145
diff changeset
  1444
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  1445
    "
claus
parents: 145
diff changeset
  1446
    layout isNil ifTrue:[
claus
parents: 145
diff changeset
  1447
	newOrg := self computeOrigin.
claus
parents: 145
diff changeset
  1448
	newExt := self computeExtent.
claus
parents: 145
diff changeset
  1449
    ] ifFalse:[
claus
parents: 145
diff changeset
  1450
	r := (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  1451
			       preferred:(self preferredBounds)).
claus
parents: 145
diff changeset
  1452
	newOrg := r origin rounded.
claus
parents: 145
diff changeset
  1453
	newExt := r extent rounded.
claus
parents: 145
diff changeset
  1454
"/ newOrg printNL.
claus
parents: 145
diff changeset
  1455
"/ newExt printNL.
claus
parents: 145
diff changeset
  1456
    ].
140
claus
parents: 138
diff changeset
  1457
claus
parents: 138
diff changeset
  1458
    newOrg notNil ifTrue:[
claus
parents: 138
diff changeset
  1459
	((newOrg x == oldLeft) and:[newOrg y == oldTop]) ifTrue:[
claus
parents: 138
diff changeset
  1460
	    newOrg := nil
claus
parents: 138
diff changeset
  1461
	]
claus
parents: 138
diff changeset
  1462
    ].
claus
parents: 138
diff changeset
  1463
    newExt notNil ifTrue:[
claus
parents: 138
diff changeset
  1464
	((newExt x == width) and:[newExt y == height]) ifTrue:[
claus
parents: 138
diff changeset
  1465
	    newExt := nil
claus
parents: 138
diff changeset
  1466
	]
claus
parents: 138
diff changeset
  1467
    ].
claus
parents: 138
diff changeset
  1468
claus
parents: 138
diff changeset
  1469
    newExt isNil ifTrue:[
claus
parents: 138
diff changeset
  1470
	newOrg notNil ifTrue:[
claus
parents: 138
diff changeset
  1471
	    self pixelOrigin:newOrg
claus
parents: 138
diff changeset
  1472
	]
claus
parents: 138
diff changeset
  1473
    ] ifFalse:[
claus
parents: 138
diff changeset
  1474
	newOrg isNil ifTrue:[
claus
parents: 138
diff changeset
  1475
	    self pixelExtent:newExt
claus
parents: 138
diff changeset
  1476
	] ifFalse:[
claus
parents: 138
diff changeset
  1477
	    self pixelOrigin:newOrg extent:newExt
claus
parents: 138
diff changeset
  1478
	]
claus
parents: 138
diff changeset
  1479
    ]
claus
parents: 138
diff changeset
  1480
!
claus
parents: 138
diff changeset
  1481
claus
parents: 138
diff changeset
  1482
configureX:x y:y width:newWidth height:newHeight
claus
parents: 138
diff changeset
  1483
    "my size has changed by window manager action"
claus
parents: 138
diff changeset
  1484
claus
parents: 138
diff changeset
  1485
    |how anyEdge mustRedrawBottomEdge mustRedrawRightEdge|
claus
parents: 138
diff changeset
  1486
claus
parents: 138
diff changeset
  1487
    left := x.
claus
parents: 138
diff changeset
  1488
    top := y.
claus
parents: 138
diff changeset
  1489
    ((width ~~ newWidth) or:[height ~~ newHeight]) ifTrue:[
claus
parents: 138
diff changeset
  1490
	realized ifFalse:[
claus
parents: 138
diff changeset
  1491
	    width := newWidth.
claus
parents: 138
diff changeset
  1492
	    height := newHeight.
claus
parents: 138
diff changeset
  1493
	    extentChanged := true.
claus
parents: 138
diff changeset
  1494
	    ^ self
claus
parents: 138
diff changeset
  1495
	].
claus
parents: 138
diff changeset
  1496
claus
parents: 138
diff changeset
  1497
	((newWidth <= width) and:[newHeight <= height]) ifTrue:[
claus
parents: 138
diff changeset
  1498
	    how := #smaller
claus
parents: 138
diff changeset
  1499
	].
claus
parents: 138
diff changeset
  1500
claus
parents: 138
diff changeset
  1501
	level ~~ 0 ifTrue:[
claus
parents: 138
diff changeset
  1502
	    mustRedrawBottomEdge := newHeight < height.
claus
parents: 138
diff changeset
  1503
	    mustRedrawRightEdge := newWidth < width.
claus
parents: 138
diff changeset
  1504
	    anyEdge := mustRedrawBottomEdge or:[mustRedrawRightEdge]
claus
parents: 138
diff changeset
  1505
	] ifFalse:[
claus
parents: 138
diff changeset
  1506
	    anyEdge := false
claus
parents: 138
diff changeset
  1507
	].
claus
parents: 138
diff changeset
  1508
claus
parents: 138
diff changeset
  1509
	width := newWidth.
claus
parents: 138
diff changeset
  1510
	height := newHeight.
claus
parents: 138
diff changeset
  1511
claus
parents: 138
diff changeset
  1512
	"recompute inner-clip if needed"
claus
parents: 138
diff changeset
  1513
	self setInnerClip.
claus
parents: 138
diff changeset
  1514
claus
parents: 138
diff changeset
  1515
	"
claus
parents: 138
diff changeset
  1516
	 must first process pending exposes;
claus
parents: 138
diff changeset
  1517
	 otherwise, those may be drawn at a wrong position
claus
parents: 138
diff changeset
  1518
	"
claus
parents: 138
diff changeset
  1519
	windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  1520
	    windowGroup processExposeEvents
claus
parents: 138
diff changeset
  1521
	].
claus
parents: 138
diff changeset
  1522
	self sizeChanged:how.
claus
parents: 138
diff changeset
  1523
claus
parents: 138
diff changeset
  1524
	(anyEdge and:[shown]) ifTrue:[
claus
parents: 138
diff changeset
  1525
	    self clipRect:nil.
claus
parents: 138
diff changeset
  1526
	    mustRedrawBottomEdge ifTrue:[
claus
parents: 138
diff changeset
  1527
		self drawBottomEdge
claus
parents: 138
diff changeset
  1528
	    ].
claus
parents: 138
diff changeset
  1529
	    mustRedrawRightEdge ifTrue:[
claus
parents: 138
diff changeset
  1530
		self drawRightEdge
claus
parents: 138
diff changeset
  1531
	    ].
claus
parents: 138
diff changeset
  1532
	    self clipRect:innerClipRect
claus
parents: 138
diff changeset
  1533
	]
claus
parents: 138
diff changeset
  1534
    ]
138
claus
parents: 137
diff changeset
  1535
!
claus
parents: 137
diff changeset
  1536
135
claus
parents:
diff changeset
  1537
exposeX:x y:y width:w height:h
claus
parents:
diff changeset
  1538
    "a low level redraw event from device
claus
parents:
diff changeset
  1539
      - let subclass handle the redraw and take care of edges here"
claus
parents:
diff changeset
  1540
claus
parents:
diff changeset
  1541
    |leftEdge topEdge rightEdge botEdge anyEdge nx ny nw nh old|
claus
parents:
diff changeset
  1542
claus
parents:
diff changeset
  1543
    nw := w.
claus
parents:
diff changeset
  1544
    nh := h.
claus
parents:
diff changeset
  1545
    nx := x.
claus
parents:
diff changeset
  1546
    ny := y.
claus
parents:
diff changeset
  1547
claus
parents:
diff changeset
  1548
    anyEdge := false.
claus
parents:
diff changeset
  1549
claus
parents:
diff changeset
  1550
    "
claus
parents:
diff changeset
  1551
     check if there is a need to draw an edge (i.e. if margin is hit)
claus
parents:
diff changeset
  1552
    "
claus
parents:
diff changeset
  1553
    (margin ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1554
	leftEdge := false.
claus
parents:
diff changeset
  1555
	topEdge := false.
claus
parents:
diff changeset
  1556
	rightEdge := false.
claus
parents:
diff changeset
  1557
	botEdge := false.
claus
parents:
diff changeset
  1558
	transformation notNil ifTrue:[
claus
parents:
diff changeset
  1559
	    "
claus
parents:
diff changeset
  1560
	     need device coordinates for this test
claus
parents:
diff changeset
  1561
	    "
claus
parents:
diff changeset
  1562
	    nx := transformation applyToX:nx.
claus
parents:
diff changeset
  1563
	    ny := transformation applyToY:ny.
claus
parents:
diff changeset
  1564
	    nw := transformation applyScaleX:nw.
claus
parents:
diff changeset
  1565
	    nh := transformation applyScaleY:nh.
claus
parents:
diff changeset
  1566
	].
claus
parents:
diff changeset
  1567
	"
claus
parents:
diff changeset
  1568
	 adjust expose rectangle, to exclude the margin.
claus
parents:
diff changeset
  1569
	 Care for rounding errors ...
claus
parents:
diff changeset
  1570
	"
claus
parents:
diff changeset
  1571
	(nx isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1572
	    old := nx.
claus
parents:
diff changeset
  1573
	    nx := nx truncated.
claus
parents:
diff changeset
  1574
	    nw := nw + (nx - old).
claus
parents:
diff changeset
  1575
	].
claus
parents:
diff changeset
  1576
	(ny isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1577
	    old := ny.
claus
parents:
diff changeset
  1578
	    ny := ny truncated.
claus
parents:
diff changeset
  1579
	    nh := nh + (ny - old).
claus
parents:
diff changeset
  1580
	].
claus
parents:
diff changeset
  1581
	(nw isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1582
	    nw := nw truncated + 1
claus
parents:
diff changeset
  1583
	].
claus
parents:
diff changeset
  1584
	(nh isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1585
	    nh := nh truncated + 1
claus
parents:
diff changeset
  1586
	].
claus
parents:
diff changeset
  1587
	(nx < margin) ifTrue:[
claus
parents:
diff changeset
  1588
	    old := nx.
claus
parents:
diff changeset
  1589
	    nx := margin.
claus
parents:
diff changeset
  1590
	    nw := nw - (nx - old).
claus
parents:
diff changeset
  1591
	    leftEdge := anyEdge := true.
claus
parents:
diff changeset
  1592
	].
claus
parents:
diff changeset
  1593
	((nx + nw - 1) >= (width - margin)) ifTrue:[
claus
parents:
diff changeset
  1594
	    nw := (width - margin - nx).
claus
parents:
diff changeset
  1595
	    rightEdge := anyEdge := true.
claus
parents:
diff changeset
  1596
	].
claus
parents:
diff changeset
  1597
	(ny < margin) ifTrue:[
claus
parents:
diff changeset
  1598
	    old := ny.
claus
parents:
diff changeset
  1599
	    ny := margin.
claus
parents:
diff changeset
  1600
	    nh := nh - (ny - old).
claus
parents:
diff changeset
  1601
	    topEdge := anyEdge := true.
claus
parents:
diff changeset
  1602
	].
claus
parents:
diff changeset
  1603
	((ny + nh - 1) >= (height - margin)) ifTrue:[
claus
parents:
diff changeset
  1604
	    nh := (height - margin - ny).
claus
parents:
diff changeset
  1605
	    botEdge := anyEdge := true.
claus
parents:
diff changeset
  1606
	].
claus
parents:
diff changeset
  1607
	transformation notNil ifTrue:[
claus
parents:
diff changeset
  1608
	    "
claus
parents:
diff changeset
  1609
	     need logical coordinates for redraw
claus
parents:
diff changeset
  1610
	    "
claus
parents:
diff changeset
  1611
	    nx := transformation applyInverseToX:nx.
claus
parents:
diff changeset
  1612
	    ny := transformation applyInverseToY:ny.
claus
parents:
diff changeset
  1613
	    nw := transformation applyInverseScaleX:nw.
claus
parents:
diff changeset
  1614
	    nh := transformation applyInverseScaleY:nh.
claus
parents:
diff changeset
  1615
	].
claus
parents:
diff changeset
  1616
    ].
claus
parents:
diff changeset
  1617
claus
parents:
diff changeset
  1618
    "
claus
parents:
diff changeset
  1619
     redraw inside area
claus
parents:
diff changeset
  1620
    "
claus
parents:
diff changeset
  1621
    self redrawX:nx y:ny width:nw height:nh.
claus
parents:
diff changeset
  1622
claus
parents:
diff changeset
  1623
    "
claus
parents:
diff changeset
  1624
     redraw edge(s)
claus
parents:
diff changeset
  1625
    "
claus
parents:
diff changeset
  1626
    anyEdge ifTrue:[
claus
parents:
diff changeset
  1627
	self clipRect:nil.
claus
parents:
diff changeset
  1628
	(topEdge and:[leftEdge and:[botEdge and:[rightEdge]]]) ifTrue:[
claus
parents:
diff changeset
  1629
	    self drawEdges
claus
parents:
diff changeset
  1630
	] ifFalse:[
claus
parents:
diff changeset
  1631
	    topEdge ifTrue:[
claus
parents:
diff changeset
  1632
		self drawTopEdge
claus
parents:
diff changeset
  1633
	    ].
claus
parents:
diff changeset
  1634
	    leftEdge ifTrue:[
claus
parents:
diff changeset
  1635
		self drawLeftEdge
claus
parents:
diff changeset
  1636
	    ].
claus
parents:
diff changeset
  1637
	    botEdge ifTrue:[
claus
parents:
diff changeset
  1638
		self drawBottomEdge
claus
parents:
diff changeset
  1639
	    ].
claus
parents:
diff changeset
  1640
	    rightEdge ifTrue:[
claus
parents:
diff changeset
  1641
		self drawRightEdge
claus
parents:
diff changeset
  1642
	    ]
claus
parents:
diff changeset
  1643
	].
claus
parents:
diff changeset
  1644
	self clipRect:innerClipRect
claus
parents:
diff changeset
  1645
    ]
claus
parents:
diff changeset
  1646
!
claus
parents:
diff changeset
  1647
claus
parents:
diff changeset
  1648
superViewMapped
claus
parents:
diff changeset
  1649
    "my superview was mapped (became visible)"
claus
parents:
diff changeset
  1650
claus
parents:
diff changeset
  1651
    realized ifTrue:[
claus
parents:
diff changeset
  1652
	shown := true.
claus
parents:
diff changeset
  1653
	subViews notNil ifTrue:[
claus
parents:
diff changeset
  1654
	    subViews do:[:v |
claus
parents:
diff changeset
  1655
		v superViewMapped
claus
parents:
diff changeset
  1656
	    ]
claus
parents:
diff changeset
  1657
	]
claus
parents:
diff changeset
  1658
    ].
claus
parents:
diff changeset
  1659
!
claus
parents:
diff changeset
  1660
140
claus
parents: 138
diff changeset
  1661
unmapped
claus
parents: 138
diff changeset
  1662
    "the view has been unmapped 
claus
parents: 138
diff changeset
  1663
     (either by some outside action - i.e. window manager iconified me,
claus
parents: 138
diff changeset
  1664
     or due to unmapping of my parentView)"
claus
parents: 138
diff changeset
  1665
claus
parents: 138
diff changeset
  1666
    shown := false.
claus
parents: 138
diff changeset
  1667
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  1668
	subViews do:[:v |
claus
parents: 138
diff changeset
  1669
	    v superViewUnmapped
135
claus
parents:
diff changeset
  1670
	]
claus
parents:
diff changeset
  1671
    ]
claus
parents:
diff changeset
  1672
!
claus
parents:
diff changeset
  1673
140
claus
parents: 138
diff changeset
  1674
coveredBy:aView
claus
parents: 138
diff changeset
  1675
    "the receiver has been covered by another view;
claus
parents: 138
diff changeset
  1676
     we are not interrested in that here (but see modalBox for more)."
claus
parents: 138
diff changeset
  1677
!
claus
parents: 138
diff changeset
  1678
claus
parents: 138
diff changeset
  1679
superViewUnmapped
claus
parents: 138
diff changeset
  1680
    "my superView was unmapped"
claus
parents: 138
diff changeset
  1681
claus
parents: 138
diff changeset
  1682
    self unmapped
claus
parents: 138
diff changeset
  1683
!
claus
parents: 138
diff changeset
  1684
claus
parents: 138
diff changeset
  1685
sizeChanged:how
claus
parents: 138
diff changeset
  1686
    "tell subviews if I change size.
claus
parents: 138
diff changeset
  1687
     How is either #smaller, #larger or nil, and is used to control the order,
claus
parents: 138
diff changeset
  1688
     in which subviews are notified (possibly reducing redraw activity)"
claus
parents: 138
diff changeset
  1689
claus
parents: 138
diff changeset
  1690
    window notNil ifTrue:[
claus
parents: 138
diff changeset
  1691
	"compute new transformation"
135
claus
parents:
diff changeset
  1692
    ].
140
claus
parents: 138
diff changeset
  1693
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  1694
	(how isNil "false" 
claus
parents: 138
diff changeset
  1695
	or:[how == #smaller]) ifTrue:[
claus
parents: 138
diff changeset
  1696
	    subViews do:[:view |
claus
parents: 138
diff changeset
  1697
		view superViewChangedSize
claus
parents: 138
diff changeset
  1698
	    ]
claus
parents: 138
diff changeset
  1699
	] ifFalse:[
claus
parents: 138
diff changeset
  1700
	    "doing it reverse speeds up resizing - usually subviews
claus
parents: 138
diff changeset
  1701
	     are created from top-left to bottom-right; therefore
claus
parents: 138
diff changeset
  1702
	     bottom-right views will be moved/resized first, then top-left ones;
claus
parents: 138
diff changeset
  1703
	     this avoids multiple redraws of subviews"
claus
parents: 138
diff changeset
  1704
claus
parents: 138
diff changeset
  1705
	    subViews reverseDo:[:view |
claus
parents: 138
diff changeset
  1706
		view superViewChangedSize
claus
parents: 138
diff changeset
  1707
	    ]
135
claus
parents:
diff changeset
  1708
	]
claus
parents:
diff changeset
  1709
    ].
140
claus
parents: 138
diff changeset
  1710
    self changed:#sizeOfView with:how.
claus
parents: 138
diff changeset
  1711
!
claus
parents: 138
diff changeset
  1712
claus
parents: 138
diff changeset
  1713
reparented
claus
parents: 138
diff changeset
  1714
    "the view has changed its parent by some outside
claus
parents: 138
diff changeset
  1715
     action - i.e. window manager has added a frame.
claus
parents: 138
diff changeset
  1716
     nothing done here"
claus
parents: 138
diff changeset
  1717
claus
parents: 138
diff changeset
  1718
    ^ self
claus
parents: 138
diff changeset
  1719
!
claus
parents: 138
diff changeset
  1720
claus
parents: 138
diff changeset
  1721
keyPress:key x:x y:y
claus
parents: 138
diff changeset
  1722
    "a key has been pressed. If there are components,
claus
parents: 138
diff changeset
  1723
     pass it to the corresponding one. 
claus
parents: 138
diff changeset
  1724
     Otherwise, forward it to the superview, if there is any."
claus
parents: 138
diff changeset
  1725
claus
parents: 138
diff changeset
  1726
    components notNil ifTrue:[
claus
parents: 138
diff changeset
  1727
	components do:[:aComponent |
claus
parents: 138
diff changeset
  1728
	    |thisFrame|
claus
parents: 138
diff changeset
  1729
claus
parents: 138
diff changeset
  1730
	    thisFrame := aComponent frame.
claus
parents: 138
diff changeset
  1731
	    (thisFrame containsPointX:x y:y) ifTrue:[
claus
parents: 138
diff changeset
  1732
		aComponent keyPress:key x:x - thisFrame left
claus
parents: 138
diff changeset
  1733
					y:y - thisFrame top.
claus
parents: 138
diff changeset
  1734
		^ self
claus
parents: 138
diff changeset
  1735
	    ]
135
claus
parents:
diff changeset
  1736
	]
claus
parents:
diff changeset
  1737
    ].
claus
parents:
diff changeset
  1738
140
claus
parents: 138
diff changeset
  1739
    x >= 0 ifTrue:[
claus
parents: 138
diff changeset
  1740
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  1741
	    WindowEvent
claus
parents: 138
diff changeset
  1742
		sendEvent:#keyPress:x:y:
claus
parents: 138
diff changeset
  1743
		arguments:(Array with:key with:0 with:0)
claus
parents: 138
diff changeset
  1744
		view:superView
135
claus
parents:
diff changeset
  1745
	] ifFalse:[
140
claus
parents: 138
diff changeset
  1746
	    super keyPress:key x:x y:y
135
claus
parents:
diff changeset
  1747
	]
claus
parents:
diff changeset
  1748
    ]
claus
parents:
diff changeset
  1749
!
claus
parents:
diff changeset
  1750
claus
parents:
diff changeset
  1751
buttonPress:button x:x y:y
claus
parents:
diff changeset
  1752
    "button was pressed - if its the middle button 
claus
parents:
diff changeset
  1753
     and there is a middleButtonMenu, show it.
claus
parents:
diff changeset
  1754
     If both a model and a menuSelector is is defined, ask the model for
claus
parents:
diff changeset
  1755
     the menu and launch it. The menu is supposed to return an actionSelector
claus
parents:
diff changeset
  1756
     which in turn is sent to the model."
claus
parents:
diff changeset
  1757
153
claus
parents: 151
diff changeset
  1758
    |menu menuPerformer actionSelector actionArg|
135
claus
parents:
diff changeset
  1759
claus
parents:
diff changeset
  1760
    components notNil ifTrue:[
claus
parents:
diff changeset
  1761
	components do:[:aComponent |
claus
parents:
diff changeset
  1762
	    |thisFrame|
claus
parents:
diff changeset
  1763
claus
parents:
diff changeset
  1764
	    thisFrame := aComponent frame.
claus
parents:
diff changeset
  1765
	    (thisFrame containsPointX:x y:y) ifTrue:[
claus
parents:
diff changeset
  1766
		aComponent buttonPress:button x:x - thisFrame left
claus
parents:
diff changeset
  1767
					      y:y - thisFrame top.
claus
parents:
diff changeset
  1768
		^ self
claus
parents:
diff changeset
  1769
	    ]
claus
parents:
diff changeset
  1770
	]
claus
parents:
diff changeset
  1771
    ].
claus
parents:
diff changeset
  1772
claus
parents:
diff changeset
  1773
    ((button == 2) or:[button == #menu]) ifTrue:[
claus
parents:
diff changeset
  1774
	"
claus
parents:
diff changeset
  1775
	 try ST-80 style menus first:
claus
parents:
diff changeset
  1776
	 if there is a model, and a menuMessage is defined,
claus
parents:
diff changeset
  1777
	 ask model for the menu and launch that if non-nil.
claus
parents:
diff changeset
  1778
	"
claus
parents:
diff changeset
  1779
	menu := self yellowButtonMenu.
claus
parents:
diff changeset
  1780
	menu notNil ifTrue:[
claus
parents:
diff changeset
  1781
	    "
claus
parents:
diff changeset
  1782
	     got one, launch the menu. It is supposed
claus
parents:
diff changeset
  1783
	     to return an actionSelector.
claus
parents:
diff changeset
  1784
	    "
claus
parents:
diff changeset
  1785
	    menuPerformer := self menuPerformer.
claus
parents:
diff changeset
  1786
	    "
claus
parents:
diff changeset
  1787
	     a temporary kludge: subMenus dont know about 
claus
parents:
diff changeset
  1788
	     actionSelectors yet ...
claus
parents:
diff changeset
  1789
	    "
claus
parents:
diff changeset
  1790
	    menu receiver isNil ifTrue:[
claus
parents:
diff changeset
  1791
		menu receiver:menuPerformer
claus
parents:
diff changeset
  1792
	    ].
claus
parents:
diff changeset
  1793
	    actionSelector := menu startUp.
claus
parents:
diff changeset
  1794
142
claus
parents: 140
diff changeset
  1795
	    "
153
claus
parents: 151
diff changeset
  1796
	     mhmh - kludge for selectors with argument
claus
parents: 151
diff changeset
  1797
	    "
claus
parents: 151
diff changeset
  1798
	    (actionSelector isMemberOf:Array) ifTrue:[
claus
parents: 151
diff changeset
  1799
		actionArg := actionSelector at:2.
claus
parents: 151
diff changeset
  1800
		actionSelector := actionSelector at:1.
claus
parents: 151
diff changeset
  1801
	    ].
claus
parents: 151
diff changeset
  1802
claus
parents: 151
diff changeset
  1803
	    "
142
claus
parents: 140
diff changeset
  1804
	     mhmh - ST-80 seems to send some to the model and
claus
parents: 140
diff changeset
  1805
	     others (copy/cut/paste) to the controller/view
153
claus
parents: 151
diff changeset
  1806
	     Simulate this behavior, by looking what the model responds to.
142
claus
parents: 140
diff changeset
  1807
	    "
135
claus
parents:
diff changeset
  1808
	    (actionSelector notNil
claus
parents:
diff changeset
  1809
	    and:[actionSelector isSymbol]) ifTrue:[
142
claus
parents: 140
diff changeset
  1810
		(menuPerformer respondsTo:actionSelector) ifFalse:[
153
claus
parents: 151
diff changeset
  1811
		    (self respondsTo:actionSelector) ifTrue:[
claus
parents: 151
diff changeset
  1812
			menuPerformer := self
claus
parents: 151
diff changeset
  1813
		    ]
142
claus
parents: 140
diff changeset
  1814
		].
153
claus
parents: 151
diff changeset
  1815
		actionSelector numArgs ~~ 0 ifTrue:[
claus
parents: 151
diff changeset
  1816
		    menuPerformer perform:actionSelector with:actionArg
claus
parents: 151
diff changeset
  1817
		] ifFalse:[
claus
parents: 151
diff changeset
  1818
		    menuPerformer perform:actionSelector
claus
parents: 151
diff changeset
  1819
		]
135
claus
parents:
diff changeset
  1820
	    ].
claus
parents:
diff changeset
  1821
	    ^ self
claus
parents:
diff changeset
  1822
	].
claus
parents:
diff changeset
  1823
    ].
claus
parents:
diff changeset
  1824
    super buttonPress:button x:x y:y
claus
parents:
diff changeset
  1825
!
claus
parents:
diff changeset
  1826
140
claus
parents: 138
diff changeset
  1827
hasKeyboardFocus:aBoolean
135
claus
parents:
diff changeset
  1828
    ^ self
claus
parents:
diff changeset
  1829
!
claus
parents:
diff changeset
  1830
claus
parents:
diff changeset
  1831
focusIn
claus
parents:
diff changeset
  1832
    "got keyboard focus"
claus
parents:
diff changeset
  1833
claus
parents:
diff changeset
  1834
    self showFocus
claus
parents:
diff changeset
  1835
!
claus
parents:
diff changeset
  1836
claus
parents:
diff changeset
  1837
visibilityChange:how
claus
parents:
diff changeset
  1838
    "the visibility of the view has changed (by some outside
claus
parents:
diff changeset
  1839
     action - i.e. window manager rearranged things).
claus
parents:
diff changeset
  1840
     Using this knowledge avoids useless redraw in obsucred views."
claus
parents:
diff changeset
  1841
claus
parents:
diff changeset
  1842
    how == #fullyObscured ifTrue:[
claus
parents:
diff changeset
  1843
	shown := false
claus
parents:
diff changeset
  1844
    ] ifFalse:[
claus
parents:
diff changeset
  1845
	shown := true.
claus
parents:
diff changeset
  1846
    ]
claus
parents:
diff changeset
  1847
!
claus
parents:
diff changeset
  1848
140
claus
parents: 138
diff changeset
  1849
focusOut
claus
parents: 138
diff changeset
  1850
    "lost keyboard focus"
claus
parents: 138
diff changeset
  1851
claus
parents: 138
diff changeset
  1852
    self showNoFocus
claus
parents: 138
diff changeset
  1853
!
claus
parents: 138
diff changeset
  1854
135
claus
parents:
diff changeset
  1855
destroyed
claus
parents:
diff changeset
  1856
    "view has been destroyed by someone else (usually window system)"
claus
parents:
diff changeset
  1857
claus
parents:
diff changeset
  1858
    shown := false.
claus
parents:
diff changeset
  1859
    super destroyed
claus
parents:
diff changeset
  1860
!
claus
parents:
diff changeset
  1861
157
claus
parents: 154
diff changeset
  1862
terminate
claus
parents: 154
diff changeset
  1863
    "window manager wants me to go away;
claus
parents: 154
diff changeset
  1864
     - notice, that not all window managers are nice enough to 
claus
parents: 154
diff changeset
  1865
       send this event, but simply destroy the view instead.
claus
parents: 154
diff changeset
  1866
     Can be redefined in subclasses to do whatever cleanup is 
claus
parents: 154
diff changeset
  1867
     required."
claus
parents: 154
diff changeset
  1868
claus
parents: 154
diff changeset
  1869
    ^ self destroy
claus
parents: 154
diff changeset
  1870
!
claus
parents: 154
diff changeset
  1871
135
claus
parents:
diff changeset
  1872
saveAndTerminate
claus
parents:
diff changeset
  1873
    "window manager wants me to save and go away; 
claus
parents:
diff changeset
  1874
     - notice, that not all window managers are nice enough to 
claus
parents:
diff changeset
  1875
       send this event, but simply destroy the view instead.
claus
parents:
diff changeset
  1876
     Can be redefined in subclasses to do whatever is required
claus
parents:
diff changeset
  1877
     to prepare for restart."
claus
parents:
diff changeset
  1878
claus
parents:
diff changeset
  1879
    ^ self destroy
claus
parents:
diff changeset
  1880
! !
claus
parents:
diff changeset
  1881
140
claus
parents: 138
diff changeset
  1882
!SimpleView methodsFor:'private'!
claus
parents: 138
diff changeset
  1883
claus
parents: 138
diff changeset
  1884
setInnerClip
claus
parents: 138
diff changeset
  1885
    "compute, and set the inside clip-area"
claus
parents: 138
diff changeset
  1886
claus
parents: 138
diff changeset
  1887
    self computeInnerClip.
claus
parents: 138
diff changeset
  1888
    self clipRect:innerClipRect
claus
parents: 138
diff changeset
  1889
!
claus
parents: 138
diff changeset
  1890
claus
parents: 138
diff changeset
  1891
computeInnerClip
claus
parents: 138
diff changeset
  1892
    "compute, but do not set the inside clip-area"
claus
parents: 138
diff changeset
  1893
claus
parents: 138
diff changeset
  1894
    |m2 nX nY nW nH|
claus
parents: 138
diff changeset
  1895
claus
parents: 138
diff changeset
  1896
    (margin ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  1897
	m2 := margin + margin.
claus
parents: 138
diff changeset
  1898
	nX := nY := margin.
claus
parents: 138
diff changeset
  1899
	nW := width - m2.
claus
parents: 138
diff changeset
  1900
	nH := height - m2.
claus
parents: 138
diff changeset
  1901
	transformation notNil ifTrue:[
claus
parents: 138
diff changeset
  1902
	    nX := transformation applyInverseToX:nX.
claus
parents: 138
diff changeset
  1903
	    nY := transformation applyInverseToY:nY.
claus
parents: 138
diff changeset
  1904
	    nW := transformation applyInverseScaleX:nW.
claus
parents: 138
diff changeset
  1905
	    nH := transformation applyInverseScaleY:nH.
claus
parents: 138
diff changeset
  1906
	].
claus
parents: 138
diff changeset
  1907
	innerClipRect := Rectangle 
claus
parents: 138
diff changeset
  1908
				 left:nX 
claus
parents: 138
diff changeset
  1909
				 top:nY 
claus
parents: 138
diff changeset
  1910
				 width:nW 
claus
parents: 138
diff changeset
  1911
				 height:nH
claus
parents: 138
diff changeset
  1912
    ] ifFalse:[
claus
parents: 138
diff changeset
  1913
	"no clipping"
claus
parents: 138
diff changeset
  1914
	innerClipRect := nil
claus
parents: 138
diff changeset
  1915
    ]
claus
parents: 138
diff changeset
  1916
!
claus
parents: 138
diff changeset
  1917
claus
parents: 138
diff changeset
  1918
pixelOrigin:origin extent:extent
claus
parents: 138
diff changeset
  1919
    "set the views origin and extent in pixels"
claus
parents: 138
diff changeset
  1920
claus
parents: 138
diff changeset
  1921
    |newLeft newTop newWidth newHeight how 
claus
parents: 138
diff changeset
  1922
     mustRedrawBottomEdge mustRedrawRightEdge mustRepaintBottom
claus
parents: 138
diff changeset
  1923
     mustRepaintRight sameOrigin oldWidth oldHeight|
claus
parents: 138
diff changeset
  1924
claus
parents: 138
diff changeset
  1925
    newLeft := origin x.
claus
parents: 138
diff changeset
  1926
    newTop := origin y.
claus
parents: 138
diff changeset
  1927
    sameOrigin := ((newTop == top) and:[newLeft == left]).
claus
parents: 138
diff changeset
  1928
claus
parents: 138
diff changeset
  1929
    newWidth := extent x.
claus
parents: 138
diff changeset
  1930
    newHeight := extent y.
claus
parents: 138
diff changeset
  1931
claus
parents: 138
diff changeset
  1932
    "
claus
parents: 138
diff changeset
  1933
     X complains badly if you try to create/resize a view with
claus
parents: 138
diff changeset
  1934
     a dimension <= 0 ... (although I think that 0 maks sense ...)
claus
parents: 138
diff changeset
  1935
    "
claus
parents: 138
diff changeset
  1936
    newWidth < 1 ifTrue:[
claus
parents: 138
diff changeset
  1937
	newWidth := 1.
claus
parents: 138
diff changeset
  1938
    ].
claus
parents: 138
diff changeset
  1939
    newHeight < 1 ifTrue:[
claus
parents: 138
diff changeset
  1940
	newHeight := 1
claus
parents: 138
diff changeset
  1941
    ].
claus
parents: 138
diff changeset
  1942
claus
parents: 138
diff changeset
  1943
    ((newWidth == width) and:[newHeight == height]) ifTrue:[
claus
parents: 138
diff changeset
  1944
	sameOrigin ifTrue:[^ self].
claus
parents: 138
diff changeset
  1945
	^ self pixelOrigin:origin
claus
parents: 138
diff changeset
  1946
    ].
claus
parents: 138
diff changeset
  1947
    top := newTop.
claus
parents: 138
diff changeset
  1948
    left := newLeft.
claus
parents: 138
diff changeset
  1949
claus
parents: 138
diff changeset
  1950
"/    shown ifTrue:[                  "4-nov-94 actually correct,"
claus
parents: 138
diff changeset
  1951
    drawableId notNil ifTrue:[        "but theres a bug in menus when resized while hidden"
151
claus
parents: 145
diff changeset
  1952
	mustRedrawBottomEdge := (level ~~ 0) and:[newHeight < height].
claus
parents: 145
diff changeset
  1953
	mustRedrawRightEdge := (level ~~ 0) and:[newWidth < width].
claus
parents: 145
diff changeset
  1954
claus
parents: 145
diff changeset
  1955
	((newHeight <= height) and:[newWidth <= width]) ifTrue:[
claus
parents: 145
diff changeset
  1956
	    how := #smaller
claus
parents: 145
diff changeset
  1957
	].
claus
parents: 145
diff changeset
  1958
140
claus
parents: 138
diff changeset
  1959
	mustRepaintRight := false.
claus
parents: 138
diff changeset
  1960
	mustRepaintBottom := false.
claus
parents: 138
diff changeset
  1961
	(level ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  1962
	    "clear the old edges"
claus
parents: 138
diff changeset
  1963
claus
parents: 138
diff changeset
  1964
	    newWidth > width ifTrue:[
claus
parents: 138
diff changeset
  1965
		self clipRect:nil.
claus
parents: 138
diff changeset
  1966
		self paint:viewBackground.
claus
parents: 138
diff changeset
  1967
		self fillDeviceRectangleX:(width - margin)
claus
parents: 138
diff changeset
  1968
					y:0
claus
parents: 138
diff changeset
  1969
				    width:margin
claus
parents: 138
diff changeset
  1970
				   height:height.
claus
parents: 138
diff changeset
  1971
		mustRepaintRight := true.
claus
parents: 138
diff changeset
  1972
		oldWidth := width
claus
parents: 138
diff changeset
  1973
	    ].
claus
parents: 138
diff changeset
  1974
	    newHeight > height ifTrue:[
claus
parents: 138
diff changeset
  1975
		self clipRect:nil.
claus
parents: 138
diff changeset
  1976
		self paint:viewBackground.
claus
parents: 138
diff changeset
  1977
		self fillDeviceRectangleX:0
claus
parents: 138
diff changeset
  1978
					y:(height - margin)
claus
parents: 138
diff changeset
  1979
				    width:width
claus
parents: 138
diff changeset
  1980
				   height:margin.
claus
parents: 138
diff changeset
  1981
		mustRepaintBottom := true.
claus
parents: 138
diff changeset
  1982
		oldHeight := height
claus
parents: 138
diff changeset
  1983
	    ]
claus
parents: 138
diff changeset
  1984
	].
claus
parents: 138
diff changeset
  1985
claus
parents: 138
diff changeset
  1986
	width := newWidth.
claus
parents: 138
diff changeset
  1987
	height := newHeight.
claus
parents: 138
diff changeset
  1988
claus
parents: 138
diff changeset
  1989
	self setInnerClip.
claus
parents: 138
diff changeset
  1990
claus
parents: 138
diff changeset
  1991
	"if view becomes smaller, send sizeChanged first"
claus
parents: 138
diff changeset
  1992
	(how == #smaller) ifTrue:[
claus
parents: 138
diff changeset
  1993
	    self sizeChanged:how
claus
parents: 138
diff changeset
  1994
	].
claus
parents: 138
diff changeset
  1995
claus
parents: 138
diff changeset
  1996
	"have to tell X, when extent of view is changed"
claus
parents: 138
diff changeset
  1997
	sameOrigin ifTrue:[
claus
parents: 138
diff changeset
  1998
	    device resizeWindow:drawableId width:width height:height.
claus
parents: 138
diff changeset
  1999
	] ifFalse:[
claus
parents: 138
diff changeset
  2000
	    "claus: some xservers seem to do better when resizing
claus
parents: 138
diff changeset
  2001
	     first ...."
claus
parents: 138
diff changeset
  2002
" 
claus
parents: 138
diff changeset
  2003
	    (how == #smaller) ifTrue:[
claus
parents: 138
diff changeset
  2004
		device resizeWindow:drawableId width:width height:height.
claus
parents: 138
diff changeset
  2005
		device moveWindow:drawableId x:left y:top
claus
parents: 138
diff changeset
  2006
	    ] ifFalse:[
claus
parents: 138
diff changeset
  2007
		device moveResizeWindow:drawableId x:left y:top width:width height:height
claus
parents: 138
diff changeset
  2008
	    ].
claus
parents: 138
diff changeset
  2009
" 
claus
parents: 138
diff changeset
  2010
	    device moveResizeWindow:drawableId x:left y:top
claus
parents: 138
diff changeset
  2011
					   width:width height:height.
claus
parents: 138
diff changeset
  2012
" "
claus
parents: 138
diff changeset
  2013
	].
claus
parents: 138
diff changeset
  2014
claus
parents: 138
diff changeset
  2015
	"if view becomes bigger, send sizeChanged after"
claus
parents: 138
diff changeset
  2016
	(how ~~ #smaller) ifTrue:[
claus
parents: 138
diff changeset
  2017
	    self sizeChanged:how
claus
parents: 138
diff changeset
  2018
	].
claus
parents: 138
diff changeset
  2019
claus
parents: 138
diff changeset
  2020
	(mustRedrawBottomEdge or:[mustRedrawRightEdge]) ifTrue:[
claus
parents: 138
diff changeset
  2021
	    self clipRect:nil.
claus
parents: 138
diff changeset
  2022
	    mustRedrawBottomEdge ifTrue:[
claus
parents: 138
diff changeset
  2023
		self drawBottomEdge
claus
parents: 138
diff changeset
  2024
	    ].
claus
parents: 138
diff changeset
  2025
	    mustRedrawRightEdge ifTrue:[
claus
parents: 138
diff changeset
  2026
		self drawRightEdge
claus
parents: 138
diff changeset
  2027
	    ].
claus
parents: 138
diff changeset
  2028
	    self clipRect:innerClipRect
claus
parents: 138
diff changeset
  2029
	].
claus
parents: 138
diff changeset
  2030
claus
parents: 138
diff changeset
  2031
	mustRepaintRight ifTrue:[
claus
parents: 138
diff changeset
  2032
	    self redrawDeviceX:(oldWidth - margin)
claus
parents: 138
diff changeset
  2033
			     y:0
claus
parents: 138
diff changeset
  2034
			 width:margin
claus
parents: 138
diff changeset
  2035
			height:height.
claus
parents: 138
diff changeset
  2036
	].
claus
parents: 138
diff changeset
  2037
	mustRepaintBottom ifTrue:[
claus
parents: 138
diff changeset
  2038
	    self redrawDeviceX:0
claus
parents: 138
diff changeset
  2039
			     y:(oldHeight - margin)
claus
parents: 138
diff changeset
  2040
			 width:width
claus
parents: 138
diff changeset
  2041
			height:margin.
claus
parents: 138
diff changeset
  2042
	].
claus
parents: 138
diff changeset
  2043
    ] ifFalse:[
claus
parents: 138
diff changeset
  2044
	"otherwise memorize the need for a sizeChanged message"
claus
parents: 138
diff changeset
  2045
claus
parents: 138
diff changeset
  2046
	width := newWidth.
claus
parents: 138
diff changeset
  2047
	height := newHeight.
claus
parents: 138
diff changeset
  2048
	sameOrigin ifFalse:[
claus
parents: 138
diff changeset
  2049
	    originChanged := true.
claus
parents: 138
diff changeset
  2050
	].
claus
parents: 138
diff changeset
  2051
	extentChanged := true
claus
parents: 138
diff changeset
  2052
    ]
claus
parents: 138
diff changeset
  2053
!
claus
parents: 138
diff changeset
  2054
claus
parents: 138
diff changeset
  2055
originFromRelativeOrigin:aPoint
claus
parents: 138
diff changeset
  2056
    "compute & return pixel origin from relativeOrigin, aPoint"
claus
parents: 138
diff changeset
  2057
claus
parents: 138
diff changeset
  2058
    |p l t|
claus
parents: 138
diff changeset
  2059
claus
parents: 138
diff changeset
  2060
    p := self pointFromRelative:aPoint.
claus
parents: 138
diff changeset
  2061
claus
parents: 138
diff changeset
  2062
    insets isNil ifTrue:[
claus
parents: 138
diff changeset
  2063
	^ p
claus
parents: 138
diff changeset
  2064
    ].
claus
parents: 138
diff changeset
  2065
    l := insets at:1.
claus
parents: 138
diff changeset
  2066
    t := insets at:2.
claus
parents: 138
diff changeset
  2067
claus
parents: 138
diff changeset
  2068
"/  l := t := 0.
claus
parents: 138
diff changeset
  2069
"/    leftInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2070
"/        l := leftInset
claus
parents: 138
diff changeset
  2071
"/    ].
claus
parents: 138
diff changeset
  2072
"/    topInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2073
"/        t := topInset
claus
parents: 138
diff changeset
  2074
"/    ].
claus
parents: 138
diff changeset
  2075
    ((l ~~ 0) or:[t ~~ 0]) ifTrue:[
claus
parents: 138
diff changeset
  2076
	^ (p x + l) @ (p y + t)
claus
parents: 138
diff changeset
  2077
    ].
claus
parents: 138
diff changeset
  2078
    ^ p
claus
parents: 138
diff changeset
  2079
!
claus
parents: 138
diff changeset
  2080
claus
parents: 138
diff changeset
  2081
pixelOrigin:origin
claus
parents: 138
diff changeset
  2082
    "set the views origin in pixels. For subviews. the origin is relative
claus
parents: 138
diff changeset
  2083
     to the superviews top-left. For topViews, its the screen origin."
claus
parents: 138
diff changeset
  2084
claus
parents: 138
diff changeset
  2085
    |newLeft newTop|
claus
parents: 138
diff changeset
  2086
claus
parents: 138
diff changeset
  2087
    newLeft := origin x.
claus
parents: 138
diff changeset
  2088
    newTop := origin y.
claus
parents: 138
diff changeset
  2089
    ((newTop ~~ top) or:[newLeft ~~ left]) ifTrue:[
claus
parents: 138
diff changeset
  2090
	top := newTop.
claus
parents: 138
diff changeset
  2091
	left := newLeft.
claus
parents: 138
diff changeset
  2092
claus
parents: 138
diff changeset
  2093
	"
claus
parents: 138
diff changeset
  2094
	 if the receiver is visible, or is a topView, perform the
claus
parents: 138
diff changeset
  2095
	 operation right away - otherwise, simply remember that the
claus
parents: 138
diff changeset
  2096
	 origin has changed - will tell the display once we get realized
claus
parents: 138
diff changeset
  2097
	"
151
claus
parents: 145
diff changeset
  2098
"/        (shown 
claus
parents: 145
diff changeset
  2099
"/        or:[superView isNil and:[drawableId notNil]]) ifTrue:[
claus
parents: 145
diff changeset
  2100
claus
parents: 145
diff changeset
  2101
	"/ no, have to do it if drawableId is there
claus
parents: 145
diff changeset
  2102
	"/ (otherwise, we could not move unmapped views around ...
claus
parents: 145
diff changeset
  2103
	"/
claus
parents: 145
diff changeset
  2104
	drawableId notNil ifTrue:[
140
claus
parents: 138
diff changeset
  2105
	    device moveWindow:drawableId x:left y:top
claus
parents: 138
diff changeset
  2106
	] ifFalse:[
claus
parents: 138
diff changeset
  2107
	    originChanged := true
135
claus
parents:
diff changeset
  2108
	]
claus
parents:
diff changeset
  2109
    ]
claus
parents:
diff changeset
  2110
!
claus
parents:
diff changeset
  2111
140
claus
parents: 138
diff changeset
  2112
pixelExtent:extent
claus
parents: 138
diff changeset
  2113
    "set the views extent in pixels"
claus
parents: 138
diff changeset
  2114
claus
parents: 138
diff changeset
  2115
    self pixelOrigin:(left @ top) extent:extent
claus
parents: 138
diff changeset
  2116
!
claus
parents: 138
diff changeset
  2117
claus
parents: 138
diff changeset
  2118
cornerFromRelativeCorner:aPoint
claus
parents: 138
diff changeset
  2119
    "compute & return pixel corner from a relativeCorner, aPoint"
claus
parents: 138
diff changeset
  2120
claus
parents: 138
diff changeset
  2121
    |p r b bw|
claus
parents: 138
diff changeset
  2122
claus
parents: 138
diff changeset
  2123
    p := self pointFromRelative:aPoint.
claus
parents: 138
diff changeset
  2124
claus
parents: 138
diff changeset
  2125
    bw := borderWidth.
claus
parents: 138
diff changeset
  2126
    insets isNil ifTrue:[
claus
parents: 138
diff changeset
  2127
	bw == 0 ifTrue:[
claus
parents: 138
diff changeset
  2128
	    ^ p
claus
parents: 138
diff changeset
  2129
	].
claus
parents: 138
diff changeset
  2130
	^ (p x - bw) @ (p y - bw)
claus
parents: 138
diff changeset
  2131
    ].
claus
parents: 138
diff changeset
  2132
    r := (insets at:3) + bw.
claus
parents: 138
diff changeset
  2133
    b := (insets at:4) + bw.
claus
parents: 138
diff changeset
  2134
claus
parents: 138
diff changeset
  2135
"/    r := b := bw.
claus
parents: 138
diff changeset
  2136
"/    rightInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2137
"/        r := rightInset + bw
claus
parents: 138
diff changeset
  2138
"/    ].
claus
parents: 138
diff changeset
  2139
"/    bottomInset notNil ifTrue:[
claus
parents: 138
diff changeset
  2140
"/        b := bottomInset + bw
claus
parents: 138
diff changeset
  2141
"/    ].
claus
parents: 138
diff changeset
  2142
    ((r ~~ 0) or:[b ~~ 0]) ifTrue:[
claus
parents: 138
diff changeset
  2143
	^ (p x - r) @ (p y - b)
claus
parents: 138
diff changeset
  2144
    ].
claus
parents: 138
diff changeset
  2145
    ^ p
claus
parents: 138
diff changeset
  2146
!
claus
parents: 138
diff changeset
  2147
claus
parents: 138
diff changeset
  2148
cornerFromRelativeCorner
claus
parents: 138
diff changeset
  2149
    "compute & return pixel corner from relativeCorner"
claus
parents: 138
diff changeset
  2150
claus
parents: 138
diff changeset
  2151
    ^ self cornerFromRelativeCorner:relativeCorner
claus
parents: 138
diff changeset
  2152
!
claus
parents: 138
diff changeset
  2153
claus
parents: 138
diff changeset
  2154
pointFromRelative:p
claus
parents: 138
diff changeset
  2155
    "compute absolute coordinate from p"
claus
parents: 138
diff changeset
  2156
claus
parents: 138
diff changeset
  2157
    |newX newY rel inRect bw superWidth superHeight superLeft superTop |
claus
parents: 138
diff changeset
  2158
claus
parents: 138
diff changeset
  2159
    bw := borderWidth.
claus
parents: 138
diff changeset
  2160
claus
parents: 138
diff changeset
  2161
    superView isNil ifTrue:[
claus
parents: 138
diff changeset
  2162
	superWidth := device width + bw.      
claus
parents: 138
diff changeset
  2163
	superHeight := device height + bw.
claus
parents: 138
diff changeset
  2164
	superLeft := superTop := 0.
claus
parents: 138
diff changeset
  2165
    ] ifFalse:[
claus
parents: 138
diff changeset
  2166
	inRect := superView viewRectangle.
claus
parents: 138
diff changeset
  2167
	superWidth := inRect width.
claus
parents: 138
diff changeset
  2168
	superHeight := inRect height.
claus
parents: 138
diff changeset
  2169
	superLeft := inRect left.
claus
parents: 138
diff changeset
  2170
	superTop := inRect top.
claus
parents: 138
diff changeset
  2171
    ].
claus
parents: 138
diff changeset
  2172
claus
parents: 138
diff changeset
  2173
    rel := p x.
claus
parents: 138
diff changeset
  2174
    rel isInteger ifTrue:[
claus
parents: 138
diff changeset
  2175
	newX := rel
claus
parents: 138
diff changeset
  2176
    ] ifFalse:[
claus
parents: 138
diff changeset
  2177
	newX := (rel * superWidth) asInteger + superLeft.
claus
parents: 138
diff changeset
  2178
	(bw ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2179
	    rel ~= 1.0 ifTrue:[
claus
parents: 138
diff changeset
  2180
		newX := newX - bw
claus
parents: 138
diff changeset
  2181
	    ]
claus
parents: 138
diff changeset
  2182
	]
claus
parents: 138
diff changeset
  2183
    ].
claus
parents: 138
diff changeset
  2184
claus
parents: 138
diff changeset
  2185
    rel := p y.
claus
parents: 138
diff changeset
  2186
    rel isInteger ifTrue:[
claus
parents: 138
diff changeset
  2187
	newY := rel
claus
parents: 138
diff changeset
  2188
    ] ifFalse:[
claus
parents: 138
diff changeset
  2189
	newY := (rel * superHeight) asInteger + superTop.
claus
parents: 138
diff changeset
  2190
	(bw ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2191
	    rel ~= 1.0 ifTrue:[
claus
parents: 138
diff changeset
  2192
		newY := newY - bw
claus
parents: 138
diff changeset
  2193
	    ]
claus
parents: 138
diff changeset
  2194
	]
claus
parents: 138
diff changeset
  2195
    ].
claus
parents: 138
diff changeset
  2196
    ^ newX @ newY
claus
parents: 138
diff changeset
  2197
!
claus
parents: 138
diff changeset
  2198
claus
parents: 138
diff changeset
  2199
originFromRelativeOrigin
claus
parents: 138
diff changeset
  2200
    "compute & return pixel origin from relativeOrigin"
claus
parents: 138
diff changeset
  2201
claus
parents: 138
diff changeset
  2202
    ^ self originFromRelativeOrigin:relativeOrigin
claus
parents: 138
diff changeset
  2203
!
claus
parents: 138
diff changeset
  2204
claus
parents: 138
diff changeset
  2205
pixelCorner:corner
claus
parents: 138
diff changeset
  2206
    "set the views corner in pixels"
claus
parents: 138
diff changeset
  2207
claus
parents: 138
diff changeset
  2208
    |w h|
claus
parents: 138
diff changeset
  2209
claus
parents: 138
diff changeset
  2210
    w := corner x - left.
claus
parents: 138
diff changeset
  2211
    h := corner y - top.
claus
parents: 138
diff changeset
  2212
    self pixelOrigin:(left @ top) extent:(w @ h)
claus
parents: 138
diff changeset
  2213
!
claus
parents: 138
diff changeset
  2214
claus
parents: 138
diff changeset
  2215
extentFromRelativeExtent:aPoint
claus
parents: 138
diff changeset
  2216
    "compute & return pixel extent from relativeExtent, aPoint"
claus
parents: 138
diff changeset
  2217
claus
parents: 138
diff changeset
  2218
    |rel newX newY inRect bw2 i|
claus
parents: 138
diff changeset
  2219
claus
parents: 138
diff changeset
  2220
    superView isNil ifTrue:[
claus
parents: 138
diff changeset
  2221
	inRect := 0@0 extent:device extent
claus
parents: 138
diff changeset
  2222
    ] ifFalse:[
claus
parents: 138
diff changeset
  2223
	inRect := superView viewRectangle.
claus
parents: 138
diff changeset
  2224
    ].
claus
parents: 138
diff changeset
  2225
claus
parents: 138
diff changeset
  2226
    bw2 := borderWidth * 2.
claus
parents: 138
diff changeset
  2227
claus
parents: 138
diff changeset
  2228
    rel := aPoint x.
claus
parents: 138
diff changeset
  2229
    (rel isMemberOf:Float) ifTrue:[
claus
parents: 138
diff changeset
  2230
	newX := (rel * (inRect width + bw2)) asInteger + inRect left.
claus
parents: 138
diff changeset
  2231
	(borderWidth ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2232
	    newX := newX - borderWidth
claus
parents: 138
diff changeset
  2233
	].
claus
parents: 138
diff changeset
  2234
    ] ifFalse:[
claus
parents: 138
diff changeset
  2235
	newX := rel
claus
parents: 138
diff changeset
  2236
    ].
claus
parents: 138
diff changeset
  2237
claus
parents: 138
diff changeset
  2238
    rel := aPoint y.
claus
parents: 138
diff changeset
  2239
    (rel isMemberOf:Float) ifTrue:[
claus
parents: 138
diff changeset
  2240
	newY := (rel * (inRect height + bw2)) asInteger + inRect top.
claus
parents: 138
diff changeset
  2241
	(borderWidth ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2242
	    newY := newY - borderWidth
claus
parents: 138
diff changeset
  2243
	].
claus
parents: 138
diff changeset
  2244
    ] ifFalse:[
claus
parents: 138
diff changeset
  2245
	newY := rel
claus
parents: 138
diff changeset
  2246
    ].
claus
parents: 138
diff changeset
  2247
claus
parents: 138
diff changeset
  2248
    insets notNil ifTrue:[
claus
parents: 138
diff changeset
  2249
	i := insets at:1.   "top"
claus
parents: 138
diff changeset
  2250
	(i  ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2251
	    newX := newX - i
claus
parents: 138
diff changeset
  2252
	].
claus
parents: 138
diff changeset
  2253
	i := insets at:3.   "left"
claus
parents: 138
diff changeset
  2254
	(i  ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2255
	    newX := newX - i
claus
parents: 138
diff changeset
  2256
	].
claus
parents: 138
diff changeset
  2257
	i := insets at:2.   "right"
claus
parents: 138
diff changeset
  2258
	(i ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2259
	    newY := newY - i
claus
parents: 138
diff changeset
  2260
	].
claus
parents: 138
diff changeset
  2261
	i := insets at:4.   "bottom"
claus
parents: 138
diff changeset
  2262
	(i ~~ 0) ifTrue:[
claus
parents: 138
diff changeset
  2263
	    newY := newY - i
claus
parents: 138
diff changeset
  2264
	].
claus
parents: 138
diff changeset
  2265
    ].
claus
parents: 138
diff changeset
  2266
    ^ newX @ newY
claus
parents: 138
diff changeset
  2267
!
claus
parents: 138
diff changeset
  2268
claus
parents: 138
diff changeset
  2269
extentFromRelativeExtent
claus
parents: 138
diff changeset
  2270
    "compute & return pixel extent from relativeExtent"
claus
parents: 138
diff changeset
  2271
claus
parents: 138
diff changeset
  2272
    ^ self extentFromRelativeExtent:relativeExtent
claus
parents: 138
diff changeset
  2273
!
claus
parents: 138
diff changeset
  2274
claus
parents: 138
diff changeset
  2275
pixelOrigin:origin corner:corner
claus
parents: 138
diff changeset
  2276
    "set the views origin and extent in pixels"
claus
parents: 138
diff changeset
  2277
claus
parents: 138
diff changeset
  2278
    |w h|
claus
parents: 138
diff changeset
  2279
claus
parents: 138
diff changeset
  2280
    w := corner x - origin x.
claus
parents: 138
diff changeset
  2281
    h := corner y - origin y.
claus
parents: 138
diff changeset
  2282
    self pixelOrigin:origin extent:(w @ h)
claus
parents: 138
diff changeset
  2283
!
claus
parents: 138
diff changeset
  2284
claus
parents: 138
diff changeset
  2285
setBorderColor
claus
parents: 138
diff changeset
  2286
    "set my borderColor"
claus
parents: 138
diff changeset
  2287
claus
parents: 138
diff changeset
  2288
    |id dither|
claus
parents: 138
diff changeset
  2289
claus
parents: 138
diff changeset
  2290
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  2291
	borderColor := borderColor on:device.
claus
parents: 138
diff changeset
  2292
	id := borderColor colorId.
claus
parents: 138
diff changeset
  2293
	id notNil ifTrue:[
claus
parents: 138
diff changeset
  2294
	    device setWindowBorderColor:id in:drawableId
claus
parents: 138
diff changeset
  2295
	] ifFalse:[
claus
parents: 138
diff changeset
  2296
	    dither := borderColor ditherForm.
claus
parents: 138
diff changeset
  2297
	    dither notNil ifTrue:[
claus
parents: 138
diff changeset
  2298
		device setWindowBorderPixmap:(dither id) in:drawableId
claus
parents: 138
diff changeset
  2299
	    ] ifFalse:[
145
claus
parents: 144
diff changeset
  2300
		'VIEW: bad borderColor' errorPrintNL
135
claus
parents:
diff changeset
  2301
	    ]
claus
parents:
diff changeset
  2302
	]
claus
parents:
diff changeset
  2303
    ]
claus
parents:
diff changeset
  2304
!
claus
parents:
diff changeset
  2305
140
claus
parents: 138
diff changeset
  2306
dimensionFromViewport
claus
parents: 138
diff changeset
  2307
    "define my origin/extend from viewport"
claus
parents: 138
diff changeset
  2308
claus
parents: 138
diff changeset
  2309
    |relW relH relX relY winW winH org ext|
claus
parents: 138
diff changeset
  2310
claus
parents: 138
diff changeset
  2311
    superView notNil ifTrue:[
claus
parents: 138
diff changeset
  2312
	superView window isNil ifTrue:[
claus
parents: 138
diff changeset
  2313
"
claus
parents: 138
diff changeset
  2314
	    v := superView.
claus
parents: 138
diff changeset
  2315
	    (v notNil and:[v window isNil]) whileTrue:[
claus
parents: 138
diff changeset
  2316
		v := v superview
claus
parents: 138
diff changeset
  2317
	    ].
claus
parents: 138
diff changeset
  2318
	    v notNil ifTrue:[
claus
parents: 138
diff changeset
  2319
		w := v window
claus
parents: 138
diff changeset
  2320
	    ].
claus
parents: 138
diff changeset
  2321
"
claus
parents: 138
diff changeset
  2322
"
claus
parents: 138
diff changeset
  2323
	    winW := 1.
claus
parents: 138
diff changeset
  2324
	    winH := 1
claus
parents: 138
diff changeset
  2325
"
claus
parents: 138
diff changeset
  2326
	    winW := superView width.
claus
parents: 138
diff changeset
  2327
	    winH := superView height.
claus
parents: 138
diff changeset
  2328
claus
parents: 138
diff changeset
  2329
	] ifFalse:[
claus
parents: 138
diff changeset
  2330
	    winW := superView window width.
claus
parents: 138
diff changeset
  2331
	    winH := superView window height
claus
parents: 138
diff changeset
  2332
	].
claus
parents: 138
diff changeset
  2333
	relW := (viewport width / winW) asFloat.
claus
parents: 138
diff changeset
  2334
	relH := (viewport height / winH) asFloat.
claus
parents: 138
diff changeset
  2335
	relX := (viewport left / winW) asFloat.
claus
parents: 138
diff changeset
  2336
	relY := (viewport top / winH) asFloat.
claus
parents: 138
diff changeset
  2337
	"bad coding style ... misuse other method"
claus
parents: 138
diff changeset
  2338
	relativeOrigin := (relX @ relY).
claus
parents: 138
diff changeset
  2339
	org := self originFromRelativeOrigin.
claus
parents: 138
diff changeset
  2340
	relativeOrigin := nil.
claus
parents: 138
diff changeset
  2341
claus
parents: 138
diff changeset
  2342
	"bad coding style ...misuse other method"
claus
parents: 138
diff changeset
  2343
	relativeExtent := (relW @ relH).
claus
parents: 138
diff changeset
  2344
	ext := self extentFromRelativeExtent.
claus
parents: 138
diff changeset
  2345
	relativeExtent := nil.
claus
parents: 138
diff changeset
  2346
claus
parents: 138
diff changeset
  2347
	self pixelOrigin:org extent:ext.
claus
parents: 138
diff changeset
  2348
    ]
claus
parents: 138
diff changeset
  2349
! !
claus
parents: 138
diff changeset
  2350
claus
parents: 138
diff changeset
  2351
!SimpleView methodsFor:'accessing-dimensions'!
claus
parents: 138
diff changeset
  2352
151
claus
parents: 145
diff changeset
  2353
layout
claus
parents: 145
diff changeset
  2354
    "return the layout object which controls my geometry.
claus
parents: 145
diff changeset
  2355
     Currently, this is nil in most cases, and my geometry is
claus
parents: 145
diff changeset
  2356
     defined by relativeOrigin/relativeCorner/relativeExtent,
claus
parents: 145
diff changeset
  2357
     originRule/extentRule/cornerRule and inset.
claus
parents: 145
diff changeset
  2358
     Applications should be changed to use layoutObjects,
claus
parents: 145
diff changeset
  2359
     since the above listed instance variables will vanish."
claus
parents: 145
diff changeset
  2360
claus
parents: 145
diff changeset
  2361
    ^ layout
claus
parents: 145
diff changeset
  2362
!
claus
parents: 145
diff changeset
  2363
157
claus
parents: 154
diff changeset
  2364
geometryLayout
claus
parents: 154
diff changeset
  2365
    "this method will vanish, as soon as all implementations of
claus
parents: 154
diff changeset
  2366
     #layout: are removed ...
claus
parents: 154
diff changeset
  2367
     (conflict for example in label>>layout:).
claus
parents: 154
diff changeset
  2368
     DO NOT USE #geometryLayout: in your code; it will be removed without
claus
parents: 154
diff changeset
  2369
     notice."
claus
parents: 154
diff changeset
  2370
claus
parents: 154
diff changeset
  2371
    ^ here layout
claus
parents: 154
diff changeset
  2372
!
claus
parents: 154
diff changeset
  2373
153
claus
parents: 151
diff changeset
  2374
geometryLayout:aLayoutObject
claus
parents: 151
diff changeset
  2375
    "this method will vanish, as soon as all implementations of
claus
parents: 151
diff changeset
  2376
     #layout: are removed ...
claus
parents: 151
diff changeset
  2377
     (conflict for example in label>>layout:).
claus
parents: 151
diff changeset
  2378
     DO NOT USE #geometryLayout: in your code; it will be removed without
claus
parents: 151
diff changeset
  2379
     notice."
claus
parents: 151
diff changeset
  2380
claus
parents: 151
diff changeset
  2381
    here layout:aLayoutObject
claus
parents: 151
diff changeset
  2382
!
claus
parents: 151
diff changeset
  2383
151
claus
parents: 145
diff changeset
  2384
layout:aLayoutObject
claus
parents: 145
diff changeset
  2385
    "set the layout object which controls my geometry.
claus
parents: 145
diff changeset
  2386
     Currently, this is almost nowhere used but views will be
claus
parents: 145
diff changeset
  2387
     incrementally changed to use this new geometry management."
claus
parents: 145
diff changeset
  2388
claus
parents: 145
diff changeset
  2389
    layout := aLayoutObject.
claus
parents: 145
diff changeset
  2390
    originChanged := cornerChanged := extentChanged := true
claus
parents: 145
diff changeset
  2391
!
claus
parents: 145
diff changeset
  2392
140
claus
parents: 138
diff changeset
  2393
computeOrigin
151
claus
parents: 145
diff changeset
  2394
    "compute my origin; if I have a layoutObject, a relative origin
claus
parents: 145
diff changeset
  2395
     or blocks to evaluate, compute it now ..
claus
parents: 145
diff changeset
  2396
     Blocks may return relative values or nil; nil means: take current value.
claus
parents: 145
diff changeset
  2397
     Returns the origin point in device coordinates (pixels)."
140
claus
parents: 138
diff changeset
  2398
claus
parents: 138
diff changeset
  2399
    |newOrg x y|
claus
parents: 138
diff changeset
  2400
151
claus
parents: 145
diff changeset
  2401
    "
claus
parents: 145
diff changeset
  2402
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  2403
    "
claus
parents: 145
diff changeset
  2404
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  2405
	^ (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  2406
			    preferred:(self preferredBounds)) origin rounded
claus
parents: 145
diff changeset
  2407
    ].
claus
parents: 145
diff changeset
  2408
140
claus
parents: 138
diff changeset
  2409
    (originRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  2410
	newOrg := originRule value.
claus
parents: 138
diff changeset
  2411
	"
claus
parents: 138
diff changeset
  2412
	 allow return of relative values ...
claus
parents: 138
diff changeset
  2413
	"
claus
parents: 138
diff changeset
  2414
	x := newOrg x.
claus
parents: 138
diff changeset
  2415
	y := newOrg y.
claus
parents: 138
diff changeset
  2416
	x isNil ifTrue:[x := self origin x].
claus
parents: 138
diff changeset
  2417
	y isNil ifTrue:[y := self origin y].
claus
parents: 138
diff changeset
  2418
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2419
	    newOrg := self originFromRelativeOrigin:x@y.
claus
parents: 138
diff changeset
  2420
	]
claus
parents: 138
diff changeset
  2421
    ] ifFalse:[
claus
parents: 138
diff changeset
  2422
	(relativeOrigin notNil) ifTrue:[
claus
parents: 138
diff changeset
  2423
	    newOrg := self originFromRelativeOrigin:relativeOrigin.
claus
parents: 138
diff changeset
  2424
	] ifFalse:[
claus
parents: 138
diff changeset
  2425
	    ^ (left @ top).
claus
parents: 138
diff changeset
  2426
	].
claus
parents: 138
diff changeset
  2427
    ].
claus
parents: 138
diff changeset
  2428
    ^ newOrg
claus
parents: 138
diff changeset
  2429
!
claus
parents: 138
diff changeset
  2430
claus
parents: 138
diff changeset
  2431
computeExtent
151
claus
parents: 145
diff changeset
  2432
    "compute my extent; if I have a layoutObject, a relative extent 
claus
parents: 145
diff changeset
  2433
     or blocks to evaluate, compute it now ..
140
claus
parents: 138
diff changeset
  2434
     There is one catch here, if the dimension was defined
claus
parents: 138
diff changeset
  2435
     by origin/corner, compute them here and take that value.
151
claus
parents: 145
diff changeset
  2436
     I.e. origin/corner definition has precedence over extent definition.
claus
parents: 145
diff changeset
  2437
     Returns the extent in device coordinates (pixels)."
140
claus
parents: 138
diff changeset
  2438
claus
parents: 138
diff changeset
  2439
    |newOrg newExt newCorner x y|
claus
parents: 138
diff changeset
  2440
151
claus
parents: 145
diff changeset
  2441
    "
claus
parents: 145
diff changeset
  2442
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  2443
    "
claus
parents: 145
diff changeset
  2444
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  2445
	^ (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  2446
			    preferred:(self preferredBounds)) extent rounded
claus
parents: 145
diff changeset
  2447
    ].
claus
parents: 145
diff changeset
  2448
140
claus
parents: 138
diff changeset
  2449
    (cornerRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  2450
	newCorner := cornerRule value.
claus
parents: 138
diff changeset
  2451
	"
claus
parents: 138
diff changeset
  2452
	 allow return of relative values ...
claus
parents: 138
diff changeset
  2453
	"
claus
parents: 138
diff changeset
  2454
	x := newCorner x.
claus
parents: 138
diff changeset
  2455
	y := newCorner y.
claus
parents: 138
diff changeset
  2456
	x isNil ifTrue:[x := self corner x].
claus
parents: 138
diff changeset
  2457
	y isNil ifTrue:[y := self corner y].
claus
parents: 138
diff changeset
  2458
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2459
	    newCorner := self cornerFromRelativeCorner:x@y
claus
parents: 138
diff changeset
  2460
	]
claus
parents: 138
diff changeset
  2461
    ] ifFalse:[
claus
parents: 138
diff changeset
  2462
	(relativeCorner notNil) ifTrue:[
claus
parents: 138
diff changeset
  2463
	    newCorner := self cornerFromRelativeCorner:relativeCorner
claus
parents: 138
diff changeset
  2464
	] ifFalse:[
claus
parents: 138
diff changeset
  2465
	    (extentRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  2466
		newExt := extentRule value.
claus
parents: 138
diff changeset
  2467
		"
claus
parents: 138
diff changeset
  2468
		 allow return of relative values ...
claus
parents: 138
diff changeset
  2469
		"
claus
parents: 138
diff changeset
  2470
		x := newExt x.
claus
parents: 138
diff changeset
  2471
		y := newExt y.
claus
parents: 138
diff changeset
  2472
		x isNil ifTrue:[x := width].
claus
parents: 138
diff changeset
  2473
		y isNil ifTrue:[y := height].
claus
parents: 138
diff changeset
  2474
		((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2475
		    newExt := self extentFromRelativeExtent:x@y
claus
parents: 138
diff changeset
  2476
		]
claus
parents: 138
diff changeset
  2477
	    ] ifFalse:[
claus
parents: 138
diff changeset
  2478
		(relativeExtent notNil) ifTrue:[
claus
parents: 138
diff changeset
  2479
		    newExt := self extentFromRelativeExtent:relativeExtent
claus
parents: 138
diff changeset
  2480
		] ifFalse:[
claus
parents: 138
diff changeset
  2481
		    newExt := (width @ height).
claus
parents: 138
diff changeset
  2482
		].
claus
parents: 138
diff changeset
  2483
	    ].
claus
parents: 138
diff changeset
  2484
	].
claus
parents: 138
diff changeset
  2485
    ].
claus
parents: 138
diff changeset
  2486
claus
parents: 138
diff changeset
  2487
    newCorner notNil ifTrue:[
claus
parents: 138
diff changeset
  2488
	newOrg := self computeOrigin.
claus
parents: 138
diff changeset
  2489
	^ newCorner - newOrg.
claus
parents: 138
diff changeset
  2490
    ].
claus
parents: 138
diff changeset
  2491
    ^ newExt.
claus
parents: 138
diff changeset
  2492
!
claus
parents: 138
diff changeset
  2493
claus
parents: 138
diff changeset
  2494
extent:extent
151
claus
parents: 145
diff changeset
  2495
    "set the views extent; 
claus
parents: 145
diff changeset
  2496
     extent may be:
claus
parents: 145
diff changeset
  2497
	a point 
claus
parents: 145
diff changeset
  2498
	    where integer fields mean 'pixel-values'
claus
parents: 145
diff changeset
  2499
	    and float values mean 'relative-to-superview'
claus
parents: 145
diff changeset
  2500
	    and nil means 'leave current value';
claus
parents: 145
diff changeset
  2501
     or a block returning a point which is interpreted as above.
claus
parents: 145
diff changeset
  2502
     Be careful when using relative extents: rounding errors may
claus
parents: 145
diff changeset
  2503
     accumulate. Better use origin/corner. 
claus
parents: 145
diff changeset
  2504
     Best: migrate to use layour objects."
140
claus
parents: 138
diff changeset
  2505
claus
parents: 138
diff changeset
  2506
    |w h pixelExtent e|
claus
parents: 138
diff changeset
  2507
claus
parents: 138
diff changeset
  2508
    extent isBlock ifTrue:[
claus
parents: 138
diff changeset
  2509
	extentRule := extent.
claus
parents: 138
diff changeset
  2510
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  2511
	    pixelExtent := extent value
claus
parents: 138
diff changeset
  2512
	] ifFalse:[
claus
parents: 138
diff changeset
  2513
	    extentChanged := true
claus
parents: 138
diff changeset
  2514
	]
claus
parents: 138
diff changeset
  2515
    ] ifFalse:[
claus
parents: 138
diff changeset
  2516
	w := extent x.
claus
parents: 138
diff changeset
  2517
	h := extent y.
claus
parents: 138
diff changeset
  2518
	w isNil ifTrue:[w := width].
claus
parents: 138
diff changeset
  2519
	h isNil ifTrue:[h := height].
claus
parents: 138
diff changeset
  2520
	e := w@h.
claus
parents: 138
diff changeset
  2521
	((w isInteger not) or:[h isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2522
	    relativeExtent := e.
claus
parents: 138
diff changeset
  2523
	    pixelExtent := self extentFromRelativeExtent.
claus
parents: 138
diff changeset
  2524
	    pixelExtent isNil ifTrue:[
claus
parents: 138
diff changeset
  2525
		extentChanged := true
claus
parents: 138
diff changeset
  2526
	    ]
claus
parents: 138
diff changeset
  2527
	] ifFalse:[
claus
parents: 138
diff changeset
  2528
	    pixelExtent := e
claus
parents: 138
diff changeset
  2529
	]
claus
parents: 138
diff changeset
  2530
    ].
claus
parents: 138
diff changeset
  2531
    pixelExtent notNil ifTrue:[
claus
parents: 138
diff changeset
  2532
	self pixelExtent:pixelExtent
claus
parents: 138
diff changeset
  2533
    ]
claus
parents: 138
diff changeset
  2534
!
claus
parents: 138
diff changeset
  2535
claus
parents: 138
diff changeset
  2536
origin:origin
151
claus
parents: 145
diff changeset
  2537
    "set the views origin; 
claus
parents: 145
diff changeset
  2538
     origin may be:
claus
parents: 145
diff changeset
  2539
	a point 
claus
parents: 145
diff changeset
  2540
	    where integer fields mean 'pixel-values'
claus
parents: 145
diff changeset
  2541
	    and float values mean 'relative-to-superview'
claus
parents: 145
diff changeset
  2542
	    and nil means 'take current value';
claus
parents: 145
diff changeset
  2543
     or a block returning a point which is interpreted as above.
claus
parents: 145
diff changeset
  2544
     Please migrate to use layout objects."
140
claus
parents: 138
diff changeset
  2545
claus
parents: 138
diff changeset
  2546
    |newLeft newTop pixelOrigin o|
claus
parents: 138
diff changeset
  2547
claus
parents: 138
diff changeset
  2548
    origin isBlock ifTrue:[
claus
parents: 138
diff changeset
  2549
	originRule := origin.
claus
parents: 138
diff changeset
  2550
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  2551
	    pixelOrigin := origin value
claus
parents: 138
diff changeset
  2552
	] ifFalse:[
claus
parents: 138
diff changeset
  2553
	    originChanged := true
claus
parents: 138
diff changeset
  2554
	]
claus
parents: 138
diff changeset
  2555
    ] ifFalse:[
claus
parents: 138
diff changeset
  2556
	o := origin.
claus
parents: 138
diff changeset
  2557
	newLeft := origin x.
claus
parents: 138
diff changeset
  2558
	newTop := origin y.
claus
parents: 138
diff changeset
  2559
	newLeft isNil ifTrue:[newLeft := left].
claus
parents: 138
diff changeset
  2560
	newTop isNil ifTrue:[newTop := top].
claus
parents: 138
diff changeset
  2561
	o := newLeft @ newTop.
claus
parents: 138
diff changeset
  2562
	((newLeft isInteger not) or:[newTop isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2563
	    relativeOrigin := o.
claus
parents: 138
diff changeset
  2564
	    pixelOrigin := self originFromRelativeOrigin.
claus
parents: 138
diff changeset
  2565
	    pixelOrigin isNil ifTrue:[
claus
parents: 138
diff changeset
  2566
		originChanged := true
claus
parents: 138
diff changeset
  2567
	    ]
claus
parents: 138
diff changeset
  2568
	] ifFalse:[
claus
parents: 138
diff changeset
  2569
	    pixelOrigin := o
claus
parents: 138
diff changeset
  2570
	]
claus
parents: 138
diff changeset
  2571
    ].
claus
parents: 138
diff changeset
  2572
    pixelOrigin notNil ifTrue:[
claus
parents: 138
diff changeset
  2573
	self pixelOrigin:pixelOrigin
claus
parents: 138
diff changeset
  2574
    ].
claus
parents: 138
diff changeset
  2575
!
claus
parents: 138
diff changeset
  2576
claus
parents: 138
diff changeset
  2577
top
claus
parents: 138
diff changeset
  2578
    "return the y position of the top border"
claus
parents: 138
diff changeset
  2579
claus
parents: 138
diff changeset
  2580
    ^ top
claus
parents: 138
diff changeset
  2581
!
claus
parents: 138
diff changeset
  2582
claus
parents: 138
diff changeset
  2583
origin
claus
parents: 138
diff changeset
  2584
    "return the origin (in pixels)"
claus
parents: 138
diff changeset
  2585
claus
parents: 138
diff changeset
  2586
    ^ left@top
claus
parents: 138
diff changeset
  2587
!
claus
parents: 138
diff changeset
  2588
claus
parents: 138
diff changeset
  2589
height:aNumber
claus
parents: 138
diff changeset
  2590
    "set the views height in pixels"
claus
parents: 138
diff changeset
  2591
claus
parents: 138
diff changeset
  2592
    self extent:(width @ aNumber)
claus
parents: 138
diff changeset
  2593
!
claus
parents: 138
diff changeset
  2594
claus
parents: 138
diff changeset
  2595
innerWidth
claus
parents: 138
diff changeset
  2596
    "return the width of the view minus any 3D-shadow-borders"
claus
parents: 138
diff changeset
  2597
claus
parents: 138
diff changeset
  2598
    (level == 0) ifTrue:[^ width].
claus
parents: 138
diff changeset
  2599
    ^ width - (2 * margin)
claus
parents: 138
diff changeset
  2600
!
claus
parents: 138
diff changeset
  2601
claus
parents: 138
diff changeset
  2602
corner:corner 
151
claus
parents: 145
diff changeset
  2603
    "set the views corner; 
claus
parents: 145
diff changeset
  2604
     the corner argument may be:
claus
parents: 145
diff changeset
  2605
	 a point 
claus
parents: 145
diff changeset
  2606
	    where integer fields mean 'pixel-values'
claus
parents: 145
diff changeset
  2607
	    and float values mean 'relative-to-superview'
claus
parents: 145
diff changeset
  2608
	    and nil means 'take current value';
claus
parents: 145
diff changeset
  2609
     or a block returning a point which is interpreted as above.
claus
parents: 145
diff changeset
  2610
     Please migrate to use layoutObjects, if possible."
140
claus
parents: 138
diff changeset
  2611
claus
parents: 138
diff changeset
  2612
    |x y pixelCorner c|
claus
parents: 138
diff changeset
  2613
claus
parents: 138
diff changeset
  2614
    corner isBlock ifTrue:[
claus
parents: 138
diff changeset
  2615
	cornerRule := corner.
claus
parents: 138
diff changeset
  2616
	drawableId notNil ifTrue:[    
claus
parents: 138
diff changeset
  2617
	    pixelCorner := corner value
claus
parents: 138
diff changeset
  2618
	] ifFalse:[
claus
parents: 138
diff changeset
  2619
	    extentChanged := true
claus
parents: 138
diff changeset
  2620
	]
claus
parents: 138
diff changeset
  2621
    ] ifFalse:[
claus
parents: 138
diff changeset
  2622
	x := corner x.
claus
parents: 138
diff changeset
  2623
	y := corner y.
claus
parents: 138
diff changeset
  2624
	x isNil ifTrue:[x := self corner x].
claus
parents: 138
diff changeset
  2625
	y isNil ifTrue:[y := self corner y].
claus
parents: 138
diff changeset
  2626
	c := x @ y.
claus
parents: 138
diff changeset
  2627
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  2628
	    relativeCorner := c.
claus
parents: 138
diff changeset
  2629
	    pixelCorner := self cornerFromRelativeCorner.
claus
parents: 138
diff changeset
  2630
	    pixelCorner isNil ifTrue:[
claus
parents: 138
diff changeset
  2631
		extentChanged := true
claus
parents: 138
diff changeset
  2632
	    ]
claus
parents: 138
diff changeset
  2633
	] ifFalse:[
claus
parents: 138
diff changeset
  2634
	    pixelCorner := c
claus
parents: 138
diff changeset
  2635
	]
claus
parents: 138
diff changeset
  2636
    ].
claus
parents: 138
diff changeset
  2637
claus
parents: 138
diff changeset
  2638
    pixelCorner notNil ifTrue:[
claus
parents: 138
diff changeset
  2639
	self pixelCorner:pixelCorner
claus
parents: 138
diff changeset
  2640
    ]
claus
parents: 138
diff changeset
  2641
!
claus
parents: 138
diff changeset
  2642
claus
parents: 138
diff changeset
  2643
origin:origin extent:extent
claus
parents: 138
diff changeset
  2644
    "set both origin and extent"
claus
parents: 138
diff changeset
  2645
claus
parents: 138
diff changeset
  2646
    |newLeft newTop newWidth newHeight|
claus
parents: 138
diff changeset
  2647
claus
parents: 138
diff changeset
  2648
    "do it as one operation if possible"
claus
parents: 138
diff changeset
  2649
claus
parents: 138
diff changeset
  2650
    origin isBlock ifFalse:[
claus
parents: 138
diff changeset
  2651
	extent isBlock ifFalse:[
claus
parents: 138
diff changeset
  2652
	    newLeft := origin x.
151
claus
parents: 145
diff changeset
  2653
	    newLeft isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2654
		newTop := origin y.
151
claus
parents: 145
diff changeset
  2655
		newTop isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2656
		    newWidth := extent x.
151
claus
parents: 145
diff changeset
  2657
		    newWidth isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2658
			newHeight := extent y.
151
claus
parents: 145
diff changeset
  2659
			newHeight isInteger ifTrue:[
140
claus
parents: 138
diff changeset
  2660
			    self pixelOrigin:origin extent:extent
claus
parents: 138
diff changeset
  2661
			]
claus
parents: 138
diff changeset
  2662
		    ]
claus
parents: 138
diff changeset
  2663
		]
claus
parents: 138
diff changeset
  2664
	    ]
claus
parents: 138
diff changeset
  2665
	]
claus
parents: 138
diff changeset
  2666
    ].
claus
parents: 138
diff changeset
  2667
    self extent:extent.
claus
parents: 138
diff changeset
  2668
    self origin:origin
claus
parents: 138
diff changeset
  2669
!
claus
parents: 138
diff changeset
  2670
claus
parents: 138
diff changeset
  2671
origin:origin corner:corner 
claus
parents: 138
diff changeset
  2672
    "set both origin and extent"
claus
parents: 138
diff changeset
  2673
claus
parents: 138
diff changeset
  2674
    |newLeft newTop newRight newBot|
claus
parents: 138
diff changeset
  2675
claus
parents: 138
diff changeset
  2676
    "do it as one operation if possible"
claus
parents: 138
diff changeset
  2677
claus
parents: 138
diff changeset
  2678
    origin isBlock ifFalse:[
claus
parents: 138
diff changeset
  2679
	corner isBlock ifFalse:[
claus
parents: 138
diff changeset
  2680
	    newLeft := origin x.
claus
parents: 138
diff changeset
  2681
	    (newLeft isMemberOf:Float) ifFalse:[
claus
parents: 138
diff changeset
  2682
		newTop := origin y.
claus
parents: 138
diff changeset
  2683
		(newTop isMemberOf:Float) ifFalse:[
claus
parents: 138
diff changeset
  2684
		    newRight := corner x.
claus
parents: 138
diff changeset
  2685
		    (newRight isMemberOf:Float) ifFalse:[
claus
parents: 138
diff changeset
  2686
			newBot := corner y.
claus
parents: 138
diff changeset
  2687
			(newBot isMemberOf:Float) ifFalse:[
claus
parents: 138
diff changeset
  2688
			    self pixelOrigin:origin corner:corner 
claus
parents: 138
diff changeset
  2689
			]
claus
parents: 138
diff changeset
  2690
		    ]
claus
parents: 138
diff changeset
  2691
		]
claus
parents: 138
diff changeset
  2692
	    ]
135
claus
parents:
diff changeset
  2693
	]
claus
parents:
diff changeset
  2694
    ].
140
claus
parents: 138
diff changeset
  2695
    self origin:origin.
claus
parents: 138
diff changeset
  2696
    self corner:corner 
claus
parents: 138
diff changeset
  2697
!
claus
parents: 138
diff changeset
  2698
claus
parents: 138
diff changeset
  2699
relativeCorner
claus
parents: 138
diff changeset
  2700
    "return the relative corner or nil"
claus
parents: 138
diff changeset
  2701
claus
parents: 138
diff changeset
  2702
    ^ relativeCorner
claus
parents: 138
diff changeset
  2703
!
claus
parents: 138
diff changeset
  2704
claus
parents: 138
diff changeset
  2705
makeFullyVisible
claus
parents: 138
diff changeset
  2706
    "make sure, that the view is fully visible by shifting it
claus
parents: 138
diff changeset
  2707
     into the visible screen area if nescessary.
claus
parents: 138
diff changeset
  2708
     This method will be moved to StandardSystemView ..."
claus
parents: 138
diff changeset
  2709
claus
parents: 138
diff changeset
  2710
    ((top + height) > (device height)) ifTrue:[
claus
parents: 138
diff changeset
  2711
	self top:(device height - height)
claus
parents: 138
diff changeset
  2712
    ].
claus
parents: 138
diff changeset
  2713
    ((left + width) > (device width)) ifTrue:[
claus
parents: 138
diff changeset
  2714
	self left:(device width - width)
claus
parents: 138
diff changeset
  2715
    ].
claus
parents: 138
diff changeset
  2716
    (top < 0) ifTrue:[
claus
parents: 138
diff changeset
  2717
	self top:0
claus
parents: 138
diff changeset
  2718
    ].
claus
parents: 138
diff changeset
  2719
    (left < 0) ifTrue:[
claus
parents: 138
diff changeset
  2720
	self left:0
claus
parents: 138
diff changeset
  2721
    ].
claus
parents: 138
diff changeset
  2722
!
claus
parents: 138
diff changeset
  2723
157
claus
parents: 154
diff changeset
  2724
width:aNumber
claus
parents: 154
diff changeset
  2725
    "set the views width in pixels"
claus
parents: 154
diff changeset
  2726
claus
parents: 154
diff changeset
  2727
    self extent:(aNumber @ height)
claus
parents: 154
diff changeset
  2728
!
claus
parents: 154
diff changeset
  2729
claus
parents: 154
diff changeset
  2730
inset:aNumber
claus
parents: 154
diff changeset
  2731
    "set all insets; positive makes the view smaller,
claus
parents: 154
diff changeset
  2732
     negative makes it larger."
claus
parents: 154
diff changeset
  2733
claus
parents: 154
diff changeset
  2734
    self allInset:aNumber
claus
parents: 154
diff changeset
  2735
!
claus
parents: 154
diff changeset
  2736
153
claus
parents: 151
diff changeset
  2737
allInset:aNumber
157
claus
parents: 154
diff changeset
  2738
    "set all insets; positive makes the view smaller,
claus
parents: 154
diff changeset
  2739
     negative makes it larger."
153
claus
parents: 151
diff changeset
  2740
claus
parents: 151
diff changeset
  2741
    insets isNil ifTrue:[
claus
parents: 151
diff changeset
  2742
	insets := Array new:4.
claus
parents: 151
diff changeset
  2743
    ].
claus
parents: 151
diff changeset
  2744
    insets atAllPut:aNumber.
claus
parents: 151
diff changeset
  2745
claus
parents: 151
diff changeset
  2746
    "force recomputation"
claus
parents: 151
diff changeset
  2747
    drawableId isNil ifTrue:[
claus
parents: 151
diff changeset
  2748
	originChanged := true
claus
parents: 151
diff changeset
  2749
    ] ifFalse:[
claus
parents: 151
diff changeset
  2750
	self superViewChangedSize
claus
parents: 151
diff changeset
  2751
    ]
claus
parents: 151
diff changeset
  2752
!
claus
parents: 151
diff changeset
  2753
157
claus
parents: 154
diff changeset
  2754
horizontalInset:aNumber
claus
parents: 154
diff changeset
  2755
    "set the insets of the left/right edge; 
claus
parents: 154
diff changeset
  2756
     positive makes it smaller, negative makes it larger"
claus
parents: 154
diff changeset
  2757
claus
parents: 154
diff changeset
  2758
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2759
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2760
    ].
claus
parents: 154
diff changeset
  2761
    insets at:1 put:aNumber.
claus
parents: 154
diff changeset
  2762
    insets at:3 put:aNumber.
claus
parents: 154
diff changeset
  2763
claus
parents: 154
diff changeset
  2764
    "force recomputation"
claus
parents: 154
diff changeset
  2765
    drawableId isNil ifTrue:[
claus
parents: 154
diff changeset
  2766
	originChanged := true
claus
parents: 154
diff changeset
  2767
    ] ifFalse:[
claus
parents: 154
diff changeset
  2768
	self superViewChangedSize
claus
parents: 154
diff changeset
  2769
    ]
claus
parents: 154
diff changeset
  2770
!
claus
parents: 154
diff changeset
  2771
claus
parents: 154
diff changeset
  2772
verticalInset:aNumber
claus
parents: 154
diff changeset
  2773
    "set the insets of the top/bottom edge; 
claus
parents: 154
diff changeset
  2774
     positive makes it smaller, negative makes it larger"
claus
parents: 154
diff changeset
  2775
claus
parents: 154
diff changeset
  2776
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2777
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2778
    ].
claus
parents: 154
diff changeset
  2779
    insets at:2 put:aNumber.
claus
parents: 154
diff changeset
  2780
    insets at:4 put:aNumber.
claus
parents: 154
diff changeset
  2781
claus
parents: 154
diff changeset
  2782
    "force recomputation"
claus
parents: 154
diff changeset
  2783
    drawableId isNil ifTrue:[
claus
parents: 154
diff changeset
  2784
	originChanged := true
claus
parents: 154
diff changeset
  2785
    ] ifFalse:[
claus
parents: 154
diff changeset
  2786
	self superViewChangedSize
claus
parents: 154
diff changeset
  2787
    ]
claus
parents: 154
diff changeset
  2788
!
claus
parents: 154
diff changeset
  2789
claus
parents: 154
diff changeset
  2790
rightInset:aNumber
claus
parents: 154
diff changeset
  2791
    "set the inset of the right edge; 
claus
parents: 154
diff changeset
  2792
     positive is to the left (view becomes smaller), 
claus
parents: 154
diff changeset
  2793
     negative to the right (becomes larger)"
claus
parents: 154
diff changeset
  2794
claus
parents: 154
diff changeset
  2795
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2796
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2797
    ].
claus
parents: 154
diff changeset
  2798
    insets at:3 put:aNumber.
claus
parents: 154
diff changeset
  2799
claus
parents: 154
diff changeset
  2800
    "force recomputation"
claus
parents: 154
diff changeset
  2801
    drawableId isNil ifTrue:[
claus
parents: 154
diff changeset
  2802
	originChanged := true
claus
parents: 154
diff changeset
  2803
    ] ifFalse:[
claus
parents: 154
diff changeset
  2804
	self superViewChangedSize
claus
parents: 154
diff changeset
  2805
    ]
claus
parents: 154
diff changeset
  2806
!
claus
parents: 154
diff changeset
  2807
140
claus
parents: 138
diff changeset
  2808
leftInset:aNumber
157
claus
parents: 154
diff changeset
  2809
    "set the inset of the left edge; 
claus
parents: 154
diff changeset
  2810
     positive is to the right (view becomes smaller),
claus
parents: 154
diff changeset
  2811
     negative to the left (becomes larger)"
140
claus
parents: 138
diff changeset
  2812
claus
parents: 138
diff changeset
  2813
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2814
	insets := Array with:0 with:0 with:0 with:0
140
claus
parents: 138
diff changeset
  2815
    ].
claus
parents: 138
diff changeset
  2816
    insets at:1 put:aNumber.
claus
parents: 138
diff changeset
  2817
claus
parents: 138
diff changeset
  2818
    "force recomputation"
claus
parents: 138
diff changeset
  2819
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  2820
	originChanged := true
claus
parents: 138
diff changeset
  2821
    ] ifFalse:[
claus
parents: 138
diff changeset
  2822
	self superViewChangedSize
claus
parents: 138
diff changeset
  2823
    ]
claus
parents: 138
diff changeset
  2824
!
claus
parents: 138
diff changeset
  2825
claus
parents: 138
diff changeset
  2826
topInset:aNumber
157
claus
parents: 154
diff changeset
  2827
    "set the inset of the top edge; 
claus
parents: 154
diff changeset
  2828
     positive is to the bottom (view becomes smaller),
claus
parents: 154
diff changeset
  2829
     negative to the top (becomes larger)"
140
claus
parents: 138
diff changeset
  2830
claus
parents: 138
diff changeset
  2831
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2832
	insets := Array with:0 with:0 with:0 with:0
140
claus
parents: 138
diff changeset
  2833
    ].
claus
parents: 138
diff changeset
  2834
    insets at:2 put:aNumber.
claus
parents: 138
diff changeset
  2835
claus
parents: 138
diff changeset
  2836
    "force recomputation"
claus
parents: 138
diff changeset
  2837
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  2838
	originChanged := true
claus
parents: 138
diff changeset
  2839
    ] ifFalse:[
claus
parents: 138
diff changeset
  2840
	self superViewChangedSize
claus
parents: 138
diff changeset
  2841
    ]
claus
parents: 138
diff changeset
  2842
!
claus
parents: 138
diff changeset
  2843
157
claus
parents: 154
diff changeset
  2844
bottomInset:aNumber
claus
parents: 154
diff changeset
  2845
    "set the inset of the bottom edge; 
claus
parents: 154
diff changeset
  2846
     positive is to the top (view becomes smaller),
claus
parents: 154
diff changeset
  2847
     negative to the bottom (becomes larger)"
claus
parents: 154
diff changeset
  2848
claus
parents: 154
diff changeset
  2849
    insets isNil ifTrue:[
160
claus
parents: 157
diff changeset
  2850
	insets := Array with:0 with:0 with:0 with:0
157
claus
parents: 154
diff changeset
  2851
    ].
claus
parents: 154
diff changeset
  2852
    insets at:4 put:aNumber.
claus
parents: 154
diff changeset
  2853
claus
parents: 154
diff changeset
  2854
    "force recomputation"
claus
parents: 154
diff changeset
  2855
    drawableId isNil ifTrue:[
claus
parents: 154
diff changeset
  2856
	originChanged := true
claus
parents: 154
diff changeset
  2857
    ] ifFalse:[
claus
parents: 154
diff changeset
  2858
	self superViewChangedSize
claus
parents: 154
diff changeset
  2859
    ]
claus
parents: 154
diff changeset
  2860
!
claus
parents: 154
diff changeset
  2861
140
claus
parents: 138
diff changeset
  2862
left:aNumber
claus
parents: 138
diff changeset
  2863
    "set the x position"
claus
parents: 138
diff changeset
  2864
claus
parents: 138
diff changeset
  2865
    self origin:(aNumber @ top)
claus
parents: 138
diff changeset
  2866
!
claus
parents: 138
diff changeset
  2867
claus
parents: 138
diff changeset
  2868
relativeOrigin
claus
parents: 138
diff changeset
  2869
    "return the relative origin or nil"
claus
parents: 138
diff changeset
  2870
claus
parents: 138
diff changeset
  2871
    ^ relativeOrigin
claus
parents: 138
diff changeset
  2872
!
claus
parents: 138
diff changeset
  2873
claus
parents: 138
diff changeset
  2874
innerHeight
claus
parents: 138
diff changeset
  2875
    "return the height of the view minus any 3D-shadow-borders"
claus
parents: 138
diff changeset
  2876
claus
parents: 138
diff changeset
  2877
    (margin == 0) ifTrue:[^ height].
claus
parents: 138
diff changeset
  2878
    ^ height - (2 * margin)
claus
parents: 138
diff changeset
  2879
!
claus
parents: 138
diff changeset
  2880
153
claus
parents: 151
diff changeset
  2881
heightIncludingBorder
claus
parents: 151
diff changeset
  2882
    "return my height including border 
claus
parents: 151
diff changeset
  2883
     (this is my height as seen from the outside view;
claus
parents: 151
diff changeset
  2884
      while #height returns the height as seen by myself)"
claus
parents: 151
diff changeset
  2885
claus
parents: 151
diff changeset
  2886
    ^ height + (2*borderWidth)
claus
parents: 151
diff changeset
  2887
!
claus
parents: 151
diff changeset
  2888
claus
parents: 151
diff changeset
  2889
widthIncludingBorder
claus
parents: 151
diff changeset
  2890
    "return my width including border
claus
parents: 151
diff changeset
  2891
     (this is my width as seen from the outside view;
claus
parents: 151
diff changeset
  2892
      while #width returns the width as seen by myself)"
claus
parents: 151
diff changeset
  2893
claus
parents: 151
diff changeset
  2894
    ^ width + (2*borderWidth)
claus
parents: 151
diff changeset
  2895
!
claus
parents: 151
diff changeset
  2896
140
claus
parents: 138
diff changeset
  2897
originRelativeTo:aView
claus
parents: 138
diff changeset
  2898
    "return the origin (in pixels) relative to a superView,
151
claus
parents: 145
diff changeset
  2899
     or relative to the rootView (if the aView argument is nil).
153
claus
parents: 151
diff changeset
  2900
     If the receiver is nonNil and not a subview of aView, return nil."
140
claus
parents: 138
diff changeset
  2901
claus
parents: 138
diff changeset
  2902
    |currentView
claus
parents: 138
diff changeset
  2903
     org  "{ Class: Point }"
claus
parents: 138
diff changeset
  2904
     sumX "{ Class: SmallInteger }"
claus
parents: 138
diff changeset
  2905
     sumY "{ Class: SmallInteger }" |
claus
parents: 138
diff changeset
  2906
claus
parents: 138
diff changeset
  2907
    currentView := self.
claus
parents: 138
diff changeset
  2908
    sumX := 0.
claus
parents: 138
diff changeset
  2909
    sumY := 0.
claus
parents: 138
diff changeset
  2910
    [currentView notNil] whileTrue:[
claus
parents: 138
diff changeset
  2911
	(currentView == aView) ifTrue:[
claus
parents: 138
diff changeset
  2912
	    ^ (sumX @ sumY)
claus
parents: 138
diff changeset
  2913
	].
claus
parents: 138
diff changeset
  2914
	org := currentView origin.
claus
parents: 138
diff changeset
  2915
	sumX := sumX + org x.
claus
parents: 138
diff changeset
  2916
	sumY := sumY + org y.
claus
parents: 138
diff changeset
  2917
	currentView := currentView superView
claus
parents: 138
diff changeset
  2918
    ].
claus
parents: 138
diff changeset
  2919
    (aView isNil or:[aView == RootView]) ifTrue:[
claus
parents: 138
diff changeset
  2920
	"return relative to screen ..."
claus
parents: 138
diff changeset
  2921
	^ (sumX @ sumY)
claus
parents: 138
diff changeset
  2922
    ].
claus
parents: 138
diff changeset
  2923
    ^ nil
153
claus
parents: 151
diff changeset
  2924
claus
parents: 151
diff changeset
  2925
    "
claus
parents: 151
diff changeset
  2926
     |top sub1 sub2|
claus
parents: 151
diff changeset
  2927
claus
parents: 151
diff changeset
  2928
     top := StandardSystemView new.
claus
parents: 151
diff changeset
  2929
     top extent:200@200.   
claus
parents: 151
diff changeset
  2930
     sub1 := View origin:0.2 @ 0.2 corner:0.8 @ 0.8 in:top.
claus
parents: 151
diff changeset
  2931
     sub2 := Button origin:0.3 @ 0.3 corner:0.7 @ 0.7 in:sub1.
claus
parents: 151
diff changeset
  2932
     top openAndWait.
claus
parents: 151
diff changeset
  2933
     Transcript show:'button in top:'; showCr:(sub2 originRelativeTo:top).
claus
parents: 151
diff changeset
  2934
     Transcript show:'button on screen:'; showCr:(sub2 originRelativeTo:nil).
claus
parents: 151
diff changeset
  2935
    "
140
claus
parents: 138
diff changeset
  2936
!
claus
parents: 138
diff changeset
  2937
claus
parents: 138
diff changeset
  2938
relativeCorner:aPoint
claus
parents: 138
diff changeset
  2939
    "set the relative corner"
claus
parents: 138
diff changeset
  2940
claus
parents: 138
diff changeset
  2941
    relativeCorner := aPoint
claus
parents: 138
diff changeset
  2942
!
claus
parents: 138
diff changeset
  2943
claus
parents: 138
diff changeset
  2944
relativeOrigin:aPoint
claus
parents: 138
diff changeset
  2945
    "set the relative origin"
claus
parents: 138
diff changeset
  2946
claus
parents: 138
diff changeset
  2947
    relativeOrigin := aPoint
claus
parents: 138
diff changeset
  2948
!
claus
parents: 138
diff changeset
  2949
claus
parents: 138
diff changeset
  2950
leftInset
claus
parents: 138
diff changeset
  2951
    "return the inset of the left edge; positive is to the right,
claus
parents: 138
diff changeset
  2952
     negative to the left"
claus
parents: 138
diff changeset
  2953
claus
parents: 138
diff changeset
  2954
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  2955
    ^ insets at:1 
claus
parents: 138
diff changeset
  2956
!
claus
parents: 138
diff changeset
  2957
claus
parents: 138
diff changeset
  2958
sizeFixed:aBoolean
claus
parents: 138
diff changeset
  2959
    "set/clear the fix-size attribute, if supported by concrete subclasses.
claus
parents: 138
diff changeset
  2960
     Views which want to resize themselfes as appropriate to their contents
claus
parents: 138
diff changeset
  2961
     should cease to do so and take their current size if sizeFixed is set to
claus
parents: 138
diff changeset
  2962
     true. Currently, only supported by Labels.
144
claus
parents: 142
diff changeset
  2963
     This does NOT prevent the window manager from resizing the view, 
claus
parents: 142
diff changeset
  2964
     instead it tell the view to NOT resize ITSELF.
claus
parents: 142
diff changeset
  2965
     Added here to provide a common protocol for all views."
140
claus
parents: 138
diff changeset
  2966
claus
parents: 138
diff changeset
  2967
    ^ self
claus
parents: 138
diff changeset
  2968
!
claus
parents: 138
diff changeset
  2969
claus
parents: 138
diff changeset
  2970
top:aNumber
claus
parents: 138
diff changeset
  2971
    "set the y position"
claus
parents: 138
diff changeset
  2972
claus
parents: 138
diff changeset
  2973
    self origin:(left @ aNumber)
claus
parents: 138
diff changeset
  2974
!
claus
parents: 138
diff changeset
  2975
claus
parents: 138
diff changeset
  2976
rightInset
claus
parents: 138
diff changeset
  2977
    "return the inset of the right edge; positive is to the left,
claus
parents: 138
diff changeset
  2978
     negative to the right"
claus
parents: 138
diff changeset
  2979
claus
parents: 138
diff changeset
  2980
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  2981
    ^ insets at:3 
claus
parents: 138
diff changeset
  2982
!
claus
parents: 138
diff changeset
  2983
claus
parents: 138
diff changeset
  2984
topInset
claus
parents: 138
diff changeset
  2985
    "return the inset of the top edge; positive is to the bottom,
claus
parents: 138
diff changeset
  2986
     negative to the top"
claus
parents: 138
diff changeset
  2987
claus
parents: 138
diff changeset
  2988
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  2989
    ^ insets at:2 
claus
parents: 138
diff changeset
  2990
!
claus
parents: 138
diff changeset
  2991
claus
parents: 138
diff changeset
  2992
left
173
claus
parents: 162
diff changeset
  2993
    "return the x position of the left border (in pixels)"
140
claus
parents: 138
diff changeset
  2994
claus
parents: 138
diff changeset
  2995
    ^ left
claus
parents: 138
diff changeset
  2996
!
claus
parents: 138
diff changeset
  2997
claus
parents: 138
diff changeset
  2998
corner
173
claus
parents: 162
diff changeset
  2999
    "return the lower right corner-point (in pixels)"
claus
parents: 162
diff changeset
  3000
claus
parents: 162
diff changeset
  3001
    ^ (left + width "- 1") @ (top + height "- 1")
140
claus
parents: 138
diff changeset
  3002
!
claus
parents: 138
diff changeset
  3003
claus
parents: 138
diff changeset
  3004
bottomInset
claus
parents: 138
diff changeset
  3005
    "return the inset of the bottom edge; positive is to the top,
claus
parents: 138
diff changeset
  3006
     negative to the bottom"
claus
parents: 138
diff changeset
  3007
claus
parents: 138
diff changeset
  3008
    insets isNil ifTrue:[^ 0].
claus
parents: 138
diff changeset
  3009
    ^ insets at:4
claus
parents: 138
diff changeset
  3010
!
claus
parents: 138
diff changeset
  3011
claus
parents: 138
diff changeset
  3012
right:aNumber
claus
parents: 138
diff changeset
  3013
    "set the corners x position"
claus
parents: 138
diff changeset
  3014
claus
parents: 138
diff changeset
  3015
    self corner:(aNumber @ self corner y)
claus
parents: 138
diff changeset
  3016
!
claus
parents: 138
diff changeset
  3017
claus
parents: 138
diff changeset
  3018
bottom:aNumber
claus
parents: 138
diff changeset
  3019
    "set the corners y position"
claus
parents: 138
diff changeset
  3020
claus
parents: 138
diff changeset
  3021
    self corner:(self corner x @ aNumber)
claus
parents: 138
diff changeset
  3022
!
claus
parents: 138
diff changeset
  3023
claus
parents: 138
diff changeset
  3024
right
173
claus
parents: 162
diff changeset
  3025
    "return the x position of the right edge  (in pixels)"
claus
parents: 162
diff changeset
  3026
claus
parents: 162
diff changeset
  3027
    ^ left + width "- 1"
140
claus
parents: 138
diff changeset
  3028
!
claus
parents: 138
diff changeset
  3029
claus
parents: 138
diff changeset
  3030
bottom
173
claus
parents: 162
diff changeset
  3031
    "return the y position of the actual bottom edge (in pixels)"
claus
parents: 162
diff changeset
  3032
claus
parents: 162
diff changeset
  3033
    ^ top + height "- 1"
140
claus
parents: 138
diff changeset
  3034
!
claus
parents: 138
diff changeset
  3035
claus
parents: 138
diff changeset
  3036
relativeExtent
claus
parents: 138
diff changeset
  3037
    "return the relative extent or nil"
claus
parents: 138
diff changeset
  3038
claus
parents: 138
diff changeset
  3039
    ^ relativeExtent
claus
parents: 138
diff changeset
  3040
!
claus
parents: 138
diff changeset
  3041
claus
parents: 138
diff changeset
  3042
left:newLeft top:newTop width:newWidth height:newHeight
claus
parents: 138
diff changeset
  3043
    "another way of specifying origin and extent"
claus
parents: 138
diff changeset
  3044
claus
parents: 138
diff changeset
  3045
    self origin:(newLeft @ newTop) extent:(newWidth @ newHeight)
claus
parents: 138
diff changeset
  3046
!
claus
parents: 138
diff changeset
  3047
claus
parents: 138
diff changeset
  3048
relativeExtent:aPoint
claus
parents: 138
diff changeset
  3049
    "set the relative extent"
claus
parents: 138
diff changeset
  3050
claus
parents: 138
diff changeset
  3051
    relativeExtent := aPoint
claus
parents: 138
diff changeset
  3052
!
claus
parents: 138
diff changeset
  3053
claus
parents: 138
diff changeset
  3054
center:newCenter
claus
parents: 138
diff changeset
  3055
    "move the receiver so that newCenter, aPoint becomes the center point"
claus
parents: 138
diff changeset
  3056
claus
parents: 138
diff changeset
  3057
    self origin:(newCenter - ((width // 2) @ (height // 2)))
claus
parents: 138
diff changeset
  3058
!
claus
parents: 138
diff changeset
  3059
claus
parents: 138
diff changeset
  3060
center
151
claus
parents: 145
diff changeset
  3061
    "return the point at the center of the receiver (in pixels)"
140
claus
parents: 138
diff changeset
  3062
claus
parents: 138
diff changeset
  3063
    ^ (left + (width // 2)) @ (top + (height // 2))
claus
parents: 138
diff changeset
  3064
!
claus
parents: 138
diff changeset
  3065
claus
parents: 138
diff changeset
  3066
computeCorner
151
claus
parents: 145
diff changeset
  3067
    "compute my corner; if I have a layoutObject,
claus
parents: 145
diff changeset
  3068
     relative origins or blocks to evaluate, compute it now ..
claus
parents: 145
diff changeset
  3069
     Blocks may return relative values or nil; nil means: take current value.
claus
parents: 145
diff changeset
  3070
     Returns the corner point in device coordinates (pixels)."
140
claus
parents: 138
diff changeset
  3071
claus
parents: 138
diff changeset
  3072
    |org newCorner newExt x y|
claus
parents: 138
diff changeset
  3073
151
claus
parents: 145
diff changeset
  3074
    "
claus
parents: 145
diff changeset
  3075
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  3076
    "
claus
parents: 145
diff changeset
  3077
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  3078
	^ (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  3079
			    preferred:(self preferredBounds)) corner rounded
claus
parents: 145
diff changeset
  3080
    ].
claus
parents: 145
diff changeset
  3081
140
claus
parents: 138
diff changeset
  3082
    (cornerRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  3083
	newCorner := cornerRule value.
claus
parents: 138
diff changeset
  3084
	"
claus
parents: 138
diff changeset
  3085
	 allow return of relative values ...
claus
parents: 138
diff changeset
  3086
	"
claus
parents: 138
diff changeset
  3087
	x := newCorner x.
claus
parents: 138
diff changeset
  3088
	y := newCorner y.
claus
parents: 138
diff changeset
  3089
	x isNil ifTrue:[x := self corner x].
claus
parents: 138
diff changeset
  3090
	y isNil ifTrue:[y := self corner y].
claus
parents: 138
diff changeset
  3091
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents: 138
diff changeset
  3092
	    newCorner := self cornerFromRelativeCorner:x@y 
claus
parents: 138
diff changeset
  3093
	]
claus
parents: 138
diff changeset
  3094
    ] ifFalse:[
claus
parents: 138
diff changeset
  3095
	(relativeCorner notNil) ifTrue:[
claus
parents: 138
diff changeset
  3096
	    newCorner := self cornerFromRelativeCorner:relativeCorner
claus
parents: 138
diff changeset
  3097
	] ifFalse:[
claus
parents: 138
diff changeset
  3098
	    org := self computeOrigin.
claus
parents: 138
diff changeset
  3099
	    (extentRule notNil) ifTrue:[
claus
parents: 138
diff changeset
  3100
		newExt := extentRule value
claus
parents: 138
diff changeset
  3101
	    ] ifFalse:[
claus
parents: 138
diff changeset
  3102
		(relativeExtent notNil) ifTrue:[
claus
parents: 138
diff changeset
  3103
		    newExt := self extentFromRelativeExtent:relativeExtent 
claus
parents: 138
diff changeset
  3104
		]
claus
parents: 138
diff changeset
  3105
	    ].
claus
parents: 138
diff changeset
  3106
	    newCorner := org + newExt
claus
parents: 138
diff changeset
  3107
	]
claus
parents: 138
diff changeset
  3108
    ].
claus
parents: 138
diff changeset
  3109
    ^ newCorner
claus
parents: 138
diff changeset
  3110
! !
claus
parents: 138
diff changeset
  3111
claus
parents: 138
diff changeset
  3112
!SimpleView methodsFor:'realization'!
claus
parents: 138
diff changeset
  3113
151
claus
parents: 145
diff changeset
  3114
map
claus
parents: 145
diff changeset
  3115
    "make the view visible on the screen"
claus
parents: 145
diff changeset
  3116
claus
parents: 145
diff changeset
  3117
    realized ifFalse:[
claus
parents: 145
diff changeset
  3118
	"
claus
parents: 145
diff changeset
  3119
	 now, make the view visible
claus
parents: 145
diff changeset
  3120
	"
claus
parents: 145
diff changeset
  3121
	device mapWindow:drawableId.
claus
parents: 145
diff changeset
  3122
	realized := true.
claus
parents: 145
diff changeset
  3123
    ]
claus
parents: 145
diff changeset
  3124
!
claus
parents: 145
diff changeset
  3125
claus
parents: 145
diff changeset
  3126
unmap
claus
parents: 145
diff changeset
  3127
    "hide me - the view stays created, and can be mapped again later."
140
claus
parents: 138
diff changeset
  3128
claus
parents: 138
diff changeset
  3129
    realized ifTrue:[
135
claus
parents:
diff changeset
  3130
	drawableId notNil ifTrue:[
140
claus
parents: 138
diff changeset
  3131
	    device unmapWindow:drawableId
claus
parents: 138
diff changeset
  3132
	].
claus
parents: 138
diff changeset
  3133
	realized := shown := false.
151
claus
parents: 145
diff changeset
  3134
    ].
claus
parents: 145
diff changeset
  3135
claus
parents: 145
diff changeset
  3136
    "
claus
parents: 145
diff changeset
  3137
     |top sub|
claus
parents: 145
diff changeset
  3138
claus
parents: 145
diff changeset
  3139
     top := StandardSystemView new.
claus
parents: 145
diff changeset
  3140
     top extent:200@200.
claus
parents: 145
diff changeset
  3141
claus
parents: 145
diff changeset
  3142
     sub := View
claus
parents: 145
diff changeset
  3143
		origin:0.2@0.2
claus
parents: 145
diff changeset
  3144
		corner:0.8@0.8
claus
parents: 145
diff changeset
  3145
		in:top.
claus
parents: 145
diff changeset
  3146
claus
parents: 145
diff changeset
  3147
     sub viewBackground:Color red.
claus
parents: 145
diff changeset
  3148
     sub hiddenOnRealize:true.
claus
parents: 145
diff changeset
  3149
claus
parents: 145
diff changeset
  3150
     top open.
claus
parents: 145
diff changeset
  3151
     (Delay forSeconds:5) wait.
claus
parents: 145
diff changeset
  3152
     sub map.
claus
parents: 145
diff changeset
  3153
     (Delay forSeconds:3) wait.
claus
parents: 145
diff changeset
  3154
     sub unmap.
claus
parents: 145
diff changeset
  3155
     sub viewBackground:(Color green).
claus
parents: 145
diff changeset
  3156
     (Delay forSeconds:3) wait.
claus
parents: 145
diff changeset
  3157
     sub map.
claus
parents: 145
diff changeset
  3158
    "
claus
parents: 145
diff changeset
  3159
!
claus
parents: 145
diff changeset
  3160
claus
parents: 145
diff changeset
  3161
unrealize
claus
parents: 145
diff changeset
  3162
    "alias for unmap, for historic reasons"
claus
parents: 145
diff changeset
  3163
claus
parents: 145
diff changeset
  3164
    self unmap.
140
claus
parents: 138
diff changeset
  3165
!
claus
parents: 138
diff changeset
  3166
claus
parents: 138
diff changeset
  3167
physicalCreate
151
claus
parents: 145
diff changeset
  3168
    "common code for create & recreate: 
claus
parents: 145
diff changeset
  3169
     physically create (but do not map) the view on the device."
140
claus
parents: 138
diff changeset
  3170
claus
parents: 138
diff changeset
  3171
    "associate colors to device"
claus
parents: 138
diff changeset
  3172
claus
parents: 138
diff changeset
  3173
    drawableId := device 
claus
parents: 138
diff changeset
  3174
		      createWindowFor:self 
claus
parents: 138
diff changeset
  3175
			  origin:(left @ top)
claus
parents: 138
diff changeset
  3176
			  extent:(width @ height)
claus
parents: 138
diff changeset
  3177
			  minExtent:nil
claus
parents: 138
diff changeset
  3178
			  maxExtent:nil
claus
parents: 138
diff changeset
  3179
			  borderWidth:borderWidth
claus
parents: 138
diff changeset
  3180
			  subViewOf:superView
157
claus
parents: 154
diff changeset
  3181
			  onTop:(self isPopUpView)
140
claus
parents: 138
diff changeset
  3182
			  inputOnly:(self inputOnly)
claus
parents: 138
diff changeset
  3183
			  label:nil
claus
parents: 138
diff changeset
  3184
			  cursor:cursor
claus
parents: 138
diff changeset
  3185
			  icon:nil
claus
parents: 138
diff changeset
  3186
			  iconView:nil.
claus
parents: 138
diff changeset
  3187
162
claus
parents: 160
diff changeset
  3188
    Lobby registerChange:self.
140
claus
parents: 138
diff changeset
  3189
    extentChanged := false.
claus
parents: 138
diff changeset
  3190
    originChanged := false.
claus
parents: 138
diff changeset
  3191
claus
parents: 138
diff changeset
  3192
    (borderColor notNil and:[borderColor ~~ Black]) ifTrue:[
claus
parents: 138
diff changeset
  3193
"/        borderColor := borderColor on:device.
claus
parents: 138
diff changeset
  3194
	self setBorderColor
claus
parents: 138
diff changeset
  3195
    ].
claus
parents: 138
diff changeset
  3196
    (viewGravity notNil "and:[viewGravity ~~ #NorthWest]") ifTrue:[
claus
parents: 138
diff changeset
  3197
	device setWindowGravity:viewGravity in:drawableId
claus
parents: 138
diff changeset
  3198
    ].
claus
parents: 138
diff changeset
  3199
    (bitGravity notNil "and:[bitGravity ~~ #NorthWest]") ifTrue:[
claus
parents: 138
diff changeset
  3200
	device setBitGravity:bitGravity in:drawableId
claus
parents: 138
diff changeset
  3201
    ].
claus
parents: 138
diff changeset
  3202
    borderShape notNil ifTrue:[
claus
parents: 138
diff changeset
  3203
	device setWindowBorderShape:(borderShape id) in:drawableId
claus
parents: 138
diff changeset
  3204
    ].
claus
parents: 138
diff changeset
  3205
    viewShape notNil ifTrue:[
claus
parents: 138
diff changeset
  3206
	device setWindowShape:(viewShape id) in:drawableId
claus
parents: 138
diff changeset
  3207
    ].
claus
parents: 138
diff changeset
  3208
    (backed notNil and:[backed ~~ false]) ifTrue:[
claus
parents: 138
diff changeset
  3209
	device setBackingStore:backed in:drawableId
claus
parents: 138
diff changeset
  3210
    ].
claus
parents: 138
diff changeset
  3211
    saveUnder ifTrue:[
claus
parents: 138
diff changeset
  3212
	device setSaveUnder:true in:drawableId
claus
parents: 138
diff changeset
  3213
    ].
claus
parents: 138
diff changeset
  3214
!
claus
parents: 138
diff changeset
  3215
claus
parents: 138
diff changeset
  3216
fixSize
claus
parents: 138
diff changeset
  3217
    "This is called right before the view is made visible.
claus
parents: 138
diff changeset
  3218
     Adjust the size of the view according to either relative/abs or
claus
parents: 138
diff changeset
  3219
     block extent; also set origin. Also, subclasses may redefine this
claus
parents: 138
diff changeset
  3220
     method to adjust the size based on some extent (for example, PopUpMenus
claus
parents: 138
diff changeset
  3221
     do so to take care of changed number of menu entries)."
claus
parents: 138
diff changeset
  3222
151
claus
parents: 145
diff changeset
  3223
    |org ext r|
claus
parents: 145
diff changeset
  3224
claus
parents: 145
diff changeset
  3225
    "please: no longer use window/viewport - they will vanish"
140
claus
parents: 138
diff changeset
  3226
    window notNil ifTrue:[
claus
parents: 138
diff changeset
  3227
	^ self superViewChangedSize
claus
parents: 138
diff changeset
  3228
    ].
claus
parents: 138
diff changeset
  3229
151
claus
parents: 145
diff changeset
  3230
    "
claus
parents: 145
diff changeset
  3231
     slowly migrating to use layoutObjects ...
claus
parents: 145
diff changeset
  3232
    "
claus
parents: 145
diff changeset
  3233
    layout notNil ifTrue:[
claus
parents: 145
diff changeset
  3234
	(originChanged or:[extentChanged or:[cornerChanged]]) ifTrue:[
claus
parents: 145
diff changeset
  3235
	    r := (layout rectangleRelativeTo:(superView viewRectangle)
claus
parents: 145
diff changeset
  3236
				   preferred:(self preferredBounds)).
claus
parents: 145
diff changeset
  3237
	    org := r origin rounded.
claus
parents: 145
diff changeset
  3238
	    ext := r extent rounded.
claus
parents: 145
diff changeset
  3239
	    self pixelOrigin:org extent:ext.
claus
parents: 145
diff changeset
  3240
	].
claus
parents: 145
diff changeset
  3241
	^ self.
claus
parents: 145
diff changeset
  3242
    ].
claus
parents: 145
diff changeset
  3243
140
claus
parents: 138
diff changeset
  3244
    "if the extent is not the one we created the window with ..."
claus
parents: 138
diff changeset
  3245
    extentChanged ifTrue:[
claus
parents: 138
diff changeset
  3246
	self sizeChanged:nil.
claus
parents: 138
diff changeset
  3247
	extentChanged := false
claus
parents: 138
diff changeset
  3248
    ].
claus
parents: 138
diff changeset
  3249
claus
parents: 138
diff changeset
  3250
    originChanged ifTrue:[
claus
parents: 138
diff changeset
  3251
"/        org := self computeOrigin.
claus
parents: 138
diff changeset
  3252
"/        self pixelOrigin:org.    
claus
parents: 138
diff changeset
  3253
	originRule notNil ifTrue:[
claus
parents: 138
diff changeset
  3254
	    self pixelOrigin:self computeOrigin
claus
parents: 138
diff changeset
  3255
	] ifFalse:[
claus
parents: 138
diff changeset
  3256
	    relativeOrigin notNil ifTrue:[
claus
parents: 138
diff changeset
  3257
		self originFromRelativeOrigin:relativeOrigin
claus
parents: 138
diff changeset
  3258
	    ] ifFalse:[
151
claus
parents: 145
diff changeset
  3259
		shown ifTrue:[
claus
parents: 145
diff changeset
  3260
		    device moveWindow:drawableId x:left y:top.
claus
parents: 145
diff changeset
  3261
		] ifFalse:[
claus
parents: 145
diff changeset
  3262
		    self pixelOrigin:left@top
claus
parents: 145
diff changeset
  3263
		].
140
claus
parents: 138
diff changeset
  3264
	    ].
claus
parents: 138
diff changeset
  3265
	].
claus
parents: 138
diff changeset
  3266
	originChanged := false
claus
parents: 138
diff changeset
  3267
    ]
claus
parents: 138
diff changeset
  3268
!
claus
parents: 138
diff changeset
  3269
claus
parents: 138
diff changeset
  3270
create
151
claus
parents: 145
diff changeset
  3271
    "create (i.e. tell my device about me) if not already created.
claus
parents: 145
diff changeset
  3272
     This does not make the view visible (needs a #map for that)"
140
claus
parents: 138
diff changeset
  3273
claus
parents: 138
diff changeset
  3274
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  3275
	"
claus
parents: 138
diff changeset
  3276
	 make certain that superview is created also
claus
parents: 138
diff changeset
  3277
	"
claus
parents: 138
diff changeset
  3278
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  3279
"/            superView id isNil ifTrue:[
claus
parents: 138
diff changeset
  3280
		superView create.
claus
parents: 138
diff changeset
  3281
"/            ].
claus
parents: 138
diff changeset
  3282
claus
parents: 138
diff changeset
  3283
"/            "and put my controller into the superviews controller list"
claus
parents: 138
diff changeset
  3284
"/            controller notNil ifTrue:[
claus
parents: 138
diff changeset
  3285
"/                superView controller notNil ifTrue:[
claus
parents: 138
diff changeset
  3286
"/                    controller manager:(superView controller manager)
claus
parents: 138
diff changeset
  3287
"/                ]
claus
parents: 138
diff changeset
  3288
"/            ]
claus
parents: 138
diff changeset
  3289
	].
claus
parents: 138
diff changeset
  3290
claus
parents: 138
diff changeset
  3291
	cursor := cursor on:device.
claus
parents: 138
diff changeset
  3292
claus
parents: 138
diff changeset
  3293
	self physicalCreate.
claus
parents: 138
diff changeset
  3294
claus
parents: 138
diff changeset
  3295
	viewBackground notNil ifTrue:[
claus
parents: 138
diff changeset
  3296
	   self setViewBackground
claus
parents: 138
diff changeset
  3297
	].
claus
parents: 138
diff changeset
  3298
claus
parents: 138
diff changeset
  3299
	self initializeMiddleButtonMenu.
claus
parents: 138
diff changeset
  3300
	self initEvents.
claus
parents: 138
diff changeset
  3301
claus
parents: 138
diff changeset
  3302
	"
claus
parents: 138
diff changeset
  3303
	 this is the first create,
claus
parents: 138
diff changeset
  3304
	 force sizechange messages to be sent to the view
claus
parents: 138
diff changeset
  3305
	"
claus
parents: 138
diff changeset
  3306
	extentChanged := true.
claus
parents: 138
diff changeset
  3307
	originChanged := true
claus
parents: 138
diff changeset
  3308
    ]
claus
parents: 138
diff changeset
  3309
!
claus
parents: 138
diff changeset
  3310
claus
parents: 138
diff changeset
  3311
realizeLeavingGroup:leaveGroupAsIs 
151
claus
parents: 145
diff changeset
  3312
    "common helper for realize and realizeInGroup.
claus
parents: 145
diff changeset
  3313
     Create the view, if the argument is not true, assign my windowGroup,
claus
parents: 145
diff changeset
  3314
     if hiddenOnRealize is not true, map it."
140
claus
parents: 138
diff changeset
  3315
claus
parents: 138
diff changeset
  3316
    |superGroup groupChange|
claus
parents: 138
diff changeset
  3317
claus
parents: 138
diff changeset
  3318
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  3319
	self create.
claus
parents: 138
diff changeset
  3320
    ].
claus
parents: 138
diff changeset
  3321
claus
parents: 138
diff changeset
  3322
    leaveGroupAsIs ifFalse:[
claus
parents: 138
diff changeset
  3323
	"
claus
parents: 138
diff changeset
  3324
	 put myself into superviews windowgroup if there is a superview
claus
parents: 138
diff changeset
  3325
	"
claus
parents: 138
diff changeset
  3326
	groupChange := false.
claus
parents: 138
diff changeset
  3327
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  3328
	    superGroup := superView windowGroup.
claus
parents: 138
diff changeset
  3329
	    (windowGroup notNil and:[superGroup ~~ windowGroup]) ifTrue:[
claus
parents: 138
diff changeset
  3330
		"
claus
parents: 138
diff changeset
  3331
		 mhmh - seems that the windowgroup has changed ....
claus
parents: 138
diff changeset
  3332
		"
145
claus
parents: 144
diff changeset
  3333
"/                'oops - wgroup change on realize' printNL.
140
claus
parents: 138
diff changeset
  3334
		windowGroup removeView:self.
claus
parents: 138
diff changeset
  3335
		windowGroup := nil
claus
parents: 138
diff changeset
  3336
	    ].
claus
parents: 138
diff changeset
  3337
	    superGroup ~~ windowGroup ifTrue:[
claus
parents: 138
diff changeset
  3338
		groupChange := true.
claus
parents: 138
diff changeset
  3339
		windowGroup := superGroup.
claus
parents: 138
diff changeset
  3340
		windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  3341
		    windowGroup addView:self.
claus
parents: 138
diff changeset
  3342
		]
claus
parents: 138
diff changeset
  3343
	    ]
claus
parents: 138
diff changeset
  3344
	].
claus
parents: 138
diff changeset
  3345
    ].
claus
parents: 138
diff changeset
  3346
151
claus
parents: 145
diff changeset
  3347
    hiddenOnRealize ifFalse:[
140
claus
parents: 138
diff changeset
  3348
	(originChanged or:[extentChanged]) ifTrue:[self fixSize].
claus
parents: 138
diff changeset
  3349
claus
parents: 138
diff changeset
  3350
	(realized not or:[groupChange]) ifTrue:[
claus
parents: 138
diff changeset
  3351
	    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  3352
		subViews do:[:subView |
claus
parents: 138
diff changeset
  3353
		    subView realize
claus
parents: 138
diff changeset
  3354
		]
claus
parents: 138
diff changeset
  3355
	    ].
claus
parents: 138
diff changeset
  3356
	].
claus
parents: 138
diff changeset
  3357
	self setInnerClip.
claus
parents: 138
diff changeset
  3358
claus
parents: 138
diff changeset
  3359
	realized ifFalse:[
claus
parents: 138
diff changeset
  3360
	    "
claus
parents: 138
diff changeset
  3361
	     now, make the view visible
claus
parents: 138
diff changeset
  3362
	    "
151
claus
parents: 145
diff changeset
  3363
	    self map
140
claus
parents: 138
diff changeset
  3364
	]
claus
parents: 138
diff changeset
  3365
    ].
claus
parents: 138
diff changeset
  3366
claus
parents: 138
diff changeset
  3367
    controller notNil ifTrue:[
claus
parents: 138
diff changeset
  3368
	controller startUp
claus
parents: 138
diff changeset
  3369
    ]
claus
parents: 138
diff changeset
  3370
!
claus
parents: 138
diff changeset
  3371
claus
parents: 138
diff changeset
  3372
realize
claus
parents: 138
diff changeset
  3373
    "realize - make visible;
claus
parents: 138
diff changeset
  3374
     realizing is done very late (after layout is fixed) to avoid
claus
parents: 138
diff changeset
  3375
     visible rearranging of windows on the screen"
claus
parents: 138
diff changeset
  3376
claus
parents: 138
diff changeset
  3377
    self realizeLeavingGroup:false
claus
parents: 138
diff changeset
  3378
!
claus
parents: 138
diff changeset
  3379
claus
parents: 138
diff changeset
  3380
destroy
claus
parents: 138
diff changeset
  3381
    "unrealize & destroy - make me invisible, destroy subviews then
claus
parents: 138
diff changeset
  3382
     make me unknown to the device"
claus
parents: 138
diff changeset
  3383
claus
parents: 138
diff changeset
  3384
    |subs|
claus
parents: 138
diff changeset
  3385
claus
parents: 138
diff changeset
  3386
    realized ifTrue:[
claus
parents: 138
diff changeset
  3387
	self unrealize.            
claus
parents: 138
diff changeset
  3388
	"make it go away immediately
claus
parents: 138
diff changeset
  3389
	 - also, this hides the subview killing"
claus
parents: 138
diff changeset
  3390
"
claus
parents: 138
diff changeset
  3391
	device synchronizeOutput. 
claus
parents: 138
diff changeset
  3392
"
claus
parents: 138
diff changeset
  3393
    ].
claus
parents: 138
diff changeset
  3394
157
claus
parents: 154
diff changeset
  3395
"/    controller notNil ifTrue:[
160
claus
parents: 157
diff changeset
  3396
"/      controller release.
claus
parents: 157
diff changeset
  3397
"/      controller := nil.
157
claus
parents: 154
diff changeset
  3398
"/    ].
140
claus
parents: 138
diff changeset
  3399
claus
parents: 138
diff changeset
  3400
    subs := subViews.
claus
parents: 138
diff changeset
  3401
    subs notNil ifTrue:[
claus
parents: 138
diff changeset
  3402
	"stupid: destroy removes itself from the subview list
claus
parents: 138
diff changeset
  3403
	 - therefore we have to loop over a copy here"
claus
parents: 138
diff changeset
  3404
claus
parents: 138
diff changeset
  3405
	subViews := nil.
claus
parents: 138
diff changeset
  3406
	subs do:[:aView |
claus
parents: 138
diff changeset
  3407
	    aView notNil ifTrue:[aView destroy]             
claus
parents: 138
diff changeset
  3408
	]
claus
parents: 138
diff changeset
  3409
    ].
135
claus
parents:
diff changeset
  3410
    superView notNil ifTrue:[
140
claus
parents: 138
diff changeset
  3411
	superView removeSubView:self.
claus
parents: 138
diff changeset
  3412
	superView := nil
claus
parents: 138
diff changeset
  3413
    ].
claus
parents: 138
diff changeset
  3414
    super destroy.
claus
parents: 138
diff changeset
  3415
157
claus
parents: 154
diff changeset
  3416
    controller notNil ifTrue:[
claus
parents: 154
diff changeset
  3417
	controller release.
claus
parents: 154
diff changeset
  3418
	controller := nil.
claus
parents: 154
diff changeset
  3419
    ].
claus
parents: 154
diff changeset
  3420
140
claus
parents: 138
diff changeset
  3421
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  3422
	windowGroup removeView:self.
claus
parents: 138
diff changeset
  3423
	windowGroup := nil
135
claus
parents:
diff changeset
  3424
    ].
140
claus
parents: 138
diff changeset
  3425
!
claus
parents: 138
diff changeset
  3426
157
claus
parents: 154
diff changeset
  3427
rerealizeInGroup:aWindowGroup
claus
parents: 154
diff changeset
  3428
    "rerealize at old position in (a possibly different) windowGroup."
claus
parents: 154
diff changeset
  3429
claus
parents: 154
diff changeset
  3430
    drawableId isNil ifTrue:[
claus
parents: 154
diff changeset
  3431
	self create
claus
parents: 154
diff changeset
  3432
    ].
claus
parents: 154
diff changeset
  3433
    drawableId notNil ifTrue:[
claus
parents: 154
diff changeset
  3434
	aWindowGroup ~~ windowGroup ifTrue:[
claus
parents: 154
diff changeset
  3435
	    windowGroup notNil ifTrue:[
claus
parents: 154
diff changeset
  3436
		windowGroup removeView:self
claus
parents: 154
diff changeset
  3437
	    ].
claus
parents: 154
diff changeset
  3438
	    windowGroup := aWindowGroup.
claus
parents: 154
diff changeset
  3439
	    aWindowGroup addTopView:self.
claus
parents: 154
diff changeset
  3440
	].
claus
parents: 154
diff changeset
  3441
	self rerealize.
claus
parents: 154
diff changeset
  3442
    ]
claus
parents: 154
diff changeset
  3443
!
claus
parents: 154
diff changeset
  3444
140
claus
parents: 138
diff changeset
  3445
rerealize
claus
parents: 138
diff changeset
  3446
    "rerealize at old position"
claus
parents: 138
diff changeset
  3447
claus
parents: 138
diff changeset
  3448
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  3449
	realized := true.
claus
parents: 138
diff changeset
  3450
	device mapView:self id:drawableId iconified:false
claus
parents: 138
diff changeset
  3451
		   atX:left y:top width:width height:height
claus
parents: 138
diff changeset
  3452
    ]
claus
parents: 138
diff changeset
  3453
!
claus
parents: 138
diff changeset
  3454
claus
parents: 138
diff changeset
  3455
resize
claus
parents: 138
diff changeset
  3456
    "resize myself to make everything fit into me.
claus
parents: 138
diff changeset
  3457
     Nothing special done here, but redefined in some subclasses"
claus
parents: 138
diff changeset
  3458
151
claus
parents: 145
diff changeset
  3459
    self extent:(self preferredExtent)
140
claus
parents: 138
diff changeset
  3460
!
claus
parents: 138
diff changeset
  3461
claus
parents: 138
diff changeset
  3462
recreate
claus
parents: 138
diff changeset
  3463
    "recreate (i.e. tell X about me) after a snapin"
claus
parents: 138
diff changeset
  3464
claus
parents: 138
diff changeset
  3465
    drawableId isNil ifTrue:[
claus
parents: 138
diff changeset
  3466
	super recreate.
claus
parents: 138
diff changeset
  3467
	self physicalCreate.
claus
parents: 138
diff changeset
  3468
claus
parents: 138
diff changeset
  3469
	viewBackground notNil ifTrue:[
claus
parents: 138
diff changeset
  3470
	    self setViewBackground 
claus
parents: 138
diff changeset
  3471
	].
claus
parents: 138
diff changeset
  3472
claus
parents: 138
diff changeset
  3473
	"
claus
parents: 138
diff changeset
  3474
	 XXX has to be changed: eventmasks are device specific -
claus
parents: 138
diff changeset
  3475
	 XXX will not allow restart on another Workstation-type.
claus
parents: 138
diff changeset
  3476
	 XXX event masks must become symbolic
claus
parents: 138
diff changeset
  3477
	"
claus
parents: 138
diff changeset
  3478
	device setEventMask:eventMask in:drawableId
claus
parents: 138
diff changeset
  3479
    ]
claus
parents: 138
diff changeset
  3480
!
claus
parents: 138
diff changeset
  3481
claus
parents: 138
diff changeset
  3482
createWithAllSubViews
claus
parents: 138
diff changeset
  3483
    "create, then create all subviews"
claus
parents: 138
diff changeset
  3484
claus
parents: 138
diff changeset
  3485
    drawableId isNil ifTrue:[self create].
claus
parents: 138
diff changeset
  3486
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  3487
	subViews do:[:subView | subView createWithAllSubViews]
claus
parents: 138
diff changeset
  3488
    ]
claus
parents: 138
diff changeset
  3489
!
claus
parents: 138
diff changeset
  3490
claus
parents: 138
diff changeset
  3491
realizeInGroup
claus
parents: 138
diff changeset
  3492
    "special realize - leave windowgroup as is; 
claus
parents: 138
diff changeset
  3493
     This allows a view to be realized in any windowgroup; 
claus
parents: 138
diff changeset
  3494
     for special applications, like the kill button in the Filebrowser which has
claus
parents: 138
diff changeset
  3495
     another windowGroup as its superview and is handled as a separate process."
claus
parents: 138
diff changeset
  3496
claus
parents: 138
diff changeset
  3497
    self realizeLeavingGroup:true
claus
parents: 138
diff changeset
  3498
!
claus
parents: 138
diff changeset
  3499
claus
parents: 138
diff changeset
  3500
rerealizeWithAllSubViews
claus
parents: 138
diff changeset
  3501
    "rerealize myself with all subviews"
claus
parents: 138
diff changeset
  3502
claus
parents: 138
diff changeset
  3503
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  3504
	realized := true.
claus
parents: 138
diff changeset
  3505
	subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  3506
	    subViews do:[:aView |
claus
parents: 138
diff changeset
  3507
		aView realize
claus
parents: 138
diff changeset
  3508
	    ]
claus
parents: 138
diff changeset
  3509
	].
claus
parents: 138
diff changeset
  3510
	device mapView:self id:drawableId iconified:false
claus
parents: 138
diff changeset
  3511
		   atX:left y:top width:width height:height
claus
parents: 138
diff changeset
  3512
    ]
151
claus
parents: 145
diff changeset
  3513
! !
claus
parents: 145
diff changeset
  3514
claus
parents: 145
diff changeset
  3515
!SimpleView methodsFor:'startup'!
claus
parents: 145
diff changeset
  3516
claus
parents: 145
diff changeset
  3517
open
claus
parents: 145
diff changeset
  3518
    "open up the view - for normal views, this is a modeless open
claus
parents: 145
diff changeset
  3519
     (i.e. the new view comes up as independent process).
claus
parents: 145
diff changeset
  3520
     Although #open is only to be sent to topviews (i.e. it could have been
claus
parents: 145
diff changeset
  3521
     implemented in TopView), it is implemented here - therefore, every view
claus
parents: 145
diff changeset
  3522
     can be opened as a topView.
claus
parents: 145
diff changeset
  3523
     This is redefined in ModalBox, which comes up modal (i.e. 
claus
parents: 145
diff changeset
  3524
     control is under the current process, so that interaction with the
claus
parents: 145
diff changeset
  3525
     current group is blocked while the modalBox is active)."
claus
parents: 145
diff changeset
  3526
claus
parents: 145
diff changeset
  3527
    ^ self openModeless
claus
parents: 145
diff changeset
  3528
claus
parents: 145
diff changeset
  3529
    "
claus
parents: 145
diff changeset
  3530
     View new open
claus
parents: 145
diff changeset
  3531
claus
parents: 145
diff changeset
  3532
     (Button label:'hello') open
claus
parents: 145
diff changeset
  3533
claus
parents: 145
diff changeset
  3534
     |top|
claus
parents: 145
diff changeset
  3535
     top := StandardSystemView new.
claus
parents: 145
diff changeset
  3536
     top extent:200@200.
claus
parents: 145
diff changeset
  3537
     Button label:'hello' in:top.
claus
parents: 145
diff changeset
  3538
     top open
claus
parents: 145
diff changeset
  3539
claus
parents: 145
diff changeset
  3540
     YesNoBox new open
claus
parents: 145
diff changeset
  3541
    "
claus
parents: 145
diff changeset
  3542
!
claus
parents: 145
diff changeset
  3543
claus
parents: 145
diff changeset
  3544
openModeless
claus
parents: 145
diff changeset
  3545
    "create and schedule a new windowgroup for me and open the view.
claus
parents: 145
diff changeset
  3546
     The view will be handled by its own process, effectively running in
claus
parents: 145
diff changeset
  3547
     parallel (i.e. control is returned to the sender immediately)."
claus
parents: 145
diff changeset
  3548
claus
parents: 145
diff changeset
  3549
    ProcessorScheduler isPureEventDriven ifFalse:[
claus
parents: 145
diff changeset
  3550
	windowGroup isNil ifTrue:[
claus
parents: 145
diff changeset
  3551
	    windowGroup := WindowGroup new.
claus
parents: 145
diff changeset
  3552
	    windowGroup addTopView:self.
157
claus
parents: 154
diff changeset
  3553
	    windowGroup startup:false.
claus
parents: 154
diff changeset
  3554
	] ifFalse:[
claus
parents: 154
diff changeset
  3555
	    windowGroup startup:false.
claus
parents: 154
diff changeset
  3556
	    self realizeInGroup.
151
claus
parents: 145
diff changeset
  3557
	].
claus
parents: 145
diff changeset
  3558
    ] ifTrue:[
claus
parents: 145
diff changeset
  3559
	self realize
claus
parents: 145
diff changeset
  3560
    ]
claus
parents: 145
diff changeset
  3561
claus
parents: 145
diff changeset
  3562
    "
claus
parents: 145
diff changeset
  3563
     the same:
claus
parents: 145
diff changeset
  3564
	 (Button label:'hello') open
claus
parents: 145
diff changeset
  3565
claus
parents: 145
diff changeset
  3566
	 (Button label:'hello') openModeless
claus
parents: 145
diff changeset
  3567
claus
parents: 145
diff changeset
  3568
     different:
claus
parents: 145
diff changeset
  3569
	 YesNoBox new open
claus
parents: 145
diff changeset
  3570
claus
parents: 145
diff changeset
  3571
	 YesNoBox new openModeless
claus
parents: 145
diff changeset
  3572
    "
claus
parents: 145
diff changeset
  3573
!
claus
parents: 145
diff changeset
  3574
claus
parents: 145
diff changeset
  3575
openModal
claus
parents: 145
diff changeset
  3576
    "create a new windowgroup, but start processing in the current process
claus
parents: 145
diff changeset
  3577
     actually suspending event processing for the currently active group.
claus
parents: 145
diff changeset
  3578
     Stay in modalLoop while view is visible.
claus
parents: 145
diff changeset
  3579
     (i.e. control is returned to the sender when the receiver is closed)"
claus
parents: 145
diff changeset
  3580
claus
parents: 145
diff changeset
  3581
    self openModal:[true]
claus
parents: 145
diff changeset
  3582
claus
parents: 145
diff changeset
  3583
    "
claus
parents: 145
diff changeset
  3584
     the same:
claus
parents: 145
diff changeset
  3585
	 YesNoBox new open
claus
parents: 145
diff changeset
  3586
claus
parents: 145
diff changeset
  3587
	 YesNoBox new openModal
claus
parents: 145
diff changeset
  3588
claus
parents: 145
diff changeset
  3589
     different:
claus
parents: 145
diff changeset
  3590
	 (Button label:'hello') open
claus
parents: 145
diff changeset
  3591
claus
parents: 145
diff changeset
  3592
	 (Button label:'hello') openModal
claus
parents: 145
diff changeset
  3593
    "
claus
parents: 145
diff changeset
  3594
!
claus
parents: 145
diff changeset
  3595
claus
parents: 145
diff changeset
  3596
openModal:aBlock
claus
parents: 145
diff changeset
  3597
    "create a new windowgroup, but start processing in the current process -
claus
parents: 145
diff changeset
  3598
     actually suspending event processing for the currently active group.
claus
parents: 145
diff changeset
  3599
     Stay in this modal loop while aBlock evaluates to true AND the receiver is
claus
parents: 145
diff changeset
  3600
     visible.
claus
parents: 145
diff changeset
  3601
     (i.e. control is returned to the sender when the receiver is closed)
claus
parents: 145
diff changeset
  3602
     This makes any interaction with the current window impossible - 
claus
parents: 145
diff changeset
  3603
     however, other views (in other windowgroups) still work."
claus
parents: 145
diff changeset
  3604
claus
parents: 145
diff changeset
  3605
    |activeGroup tops|
claus
parents: 145
diff changeset
  3606
claus
parents: 145
diff changeset
  3607
    Processor activeProcessIsSystemProcess ifTrue:[
claus
parents: 145
diff changeset
  3608
	self realize
claus
parents: 145
diff changeset
  3609
    ] ifFalse:[
claus
parents: 145
diff changeset
  3610
	activeGroup := WindowGroup activeGroup.
claus
parents: 145
diff changeset
  3611
claus
parents: 145
diff changeset
  3612
	"
claus
parents: 145
diff changeset
  3613
	 create a new window group and put myself into it
claus
parents: 145
diff changeset
  3614
	"
claus
parents: 145
diff changeset
  3615
	windowGroup := WindowGroup new.
claus
parents: 145
diff changeset
  3616
	windowGroup addTopView:self.
claus
parents: 145
diff changeset
  3617
	"
claus
parents: 145
diff changeset
  3618
	 go dispatch events in this new group
claus
parents: 145
diff changeset
  3619
	 (thus current windowgroup is blocked from interaction)
claus
parents: 145
diff changeset
  3620
	"
claus
parents: 145
diff changeset
  3621
	Object abortSignal handle:[:ex |
claus
parents: 145
diff changeset
  3622
	    self hide.
claus
parents: 145
diff changeset
  3623
	    ex return.
claus
parents: 145
diff changeset
  3624
	] do:[
claus
parents: 145
diff changeset
  3625
	    [
claus
parents: 145
diff changeset
  3626
		windowGroup startupModal:[realized and:aBlock]
claus
parents: 145
diff changeset
  3627
	    ] valueOnUnwindDo:[
claus
parents: 145
diff changeset
  3628
		self hide.
claus
parents: 145
diff changeset
  3629
	    ]
claus
parents: 145
diff changeset
  3630
	].
claus
parents: 145
diff changeset
  3631
	"
claus
parents: 145
diff changeset
  3632
	 return input focus to previously active groups top.
claus
parents: 145
diff changeset
  3633
	 This helps with windowmanagers which need an explicit click
claus
parents: 145
diff changeset
  3634
	 on the view for the focus.
claus
parents: 145
diff changeset
  3635
	"
claus
parents: 145
diff changeset
  3636
	activeGroup notNil ifTrue:[
claus
parents: 145
diff changeset
  3637
	    tops := activeGroup topViews.
claus
parents: 145
diff changeset
  3638
	    (tops notNil and:[tops notEmpty]) ifTrue:[
claus
parents: 145
diff changeset
  3639
		tops first getKeyboardFocus
claus
parents: 145
diff changeset
  3640
	    ]
claus
parents: 145
diff changeset
  3641
	]
claus
parents: 145
diff changeset
  3642
    ]
140
claus
parents: 138
diff changeset
  3643
!
claus
parents: 138
diff changeset
  3644
claus
parents: 138
diff changeset
  3645
openAutonomous
claus
parents: 138
diff changeset
  3646
    "create and schedule a new windowgroup for me and open the view.
claus
parents: 138
diff changeset
  3647
     The view will be handled by its own process, effectively running in
claus
parents: 138
diff changeset
  3648
     parallel. This entry is for non-topviews, which want to be served
claus
parents: 138
diff changeset
  3649
     autonomous from the topview. (see the fileBrowsers kill-button
claus
parents: 138
diff changeset
  3650
     when executing unix commands as an example)"
claus
parents: 138
diff changeset
  3651
claus
parents: 138
diff changeset
  3652
    |wg|
claus
parents: 138
diff changeset
  3653
claus
parents: 138
diff changeset
  3654
    ProcessorScheduler isPureEventDriven ifFalse:[
claus
parents: 138
diff changeset
  3655
	wg := WindowGroup new.
claus
parents: 138
diff changeset
  3656
	self windowGroup:wg.
claus
parents: 138
diff changeset
  3657
	wg addView:self.
claus
parents: 138
diff changeset
  3658
	wg startup:false.
claus
parents: 138
diff changeset
  3659
	self realizeInGroup.
claus
parents: 138
diff changeset
  3660
    ] ifTrue:[
claus
parents: 138
diff changeset
  3661
	self realize
claus
parents: 138
diff changeset
  3662
    ]
151
claus
parents: 145
diff changeset
  3663
!
claus
parents: 145
diff changeset
  3664
157
claus
parents: 154
diff changeset
  3665
waitUntilVisible
claus
parents: 154
diff changeset
  3666
    "wait until the receiver visible.
claus
parents: 154
diff changeset
  3667
     In normal applications, you do not need to wait till a view is
claus
parents: 154
diff changeset
  3668
     open - it should do all of its drawing itself when it gets the
claus
parents: 154
diff changeset
  3669
     first expose event.
claus
parents: 154
diff changeset
  3670
     However, if you want to 'manually' draw into the view (for example,
claus
parents: 154
diff changeset
  3671
     in doIt expressions), or subsequent views depend on some state of
claus
parents: 154
diff changeset
  3672
     another view (which is only available once visible), 
claus
parents: 154
diff changeset
  3673
     use this to suspend the current process until the receiver is shown."
claus
parents: 154
diff changeset
  3674
claus
parents: 154
diff changeset
  3675
    Processor activeProcess withPriority:1 do:[
claus
parents: 154
diff changeset
  3676
	[self shown] whileFalse:[
claus
parents: 154
diff changeset
  3677
	    Processor yield
claus
parents: 154
diff changeset
  3678
	]
claus
parents: 154
diff changeset
  3679
    ].
claus
parents: 154
diff changeset
  3680
claus
parents: 154
diff changeset
  3681
    "does not work:
claus
parents: 154
diff changeset
  3682
claus
parents: 154
diff changeset
  3683
	|v|
claus
parents: 154
diff changeset
  3684
claus
parents: 154
diff changeset
  3685
	v := View new open.
claus
parents: 154
diff changeset
  3686
	v displayLineFrom:0@0 to:50@50
claus
parents: 154
diff changeset
  3687
claus
parents: 154
diff changeset
  3688
     does work:
claus
parents: 154
diff changeset
  3689
claus
parents: 154
diff changeset
  3690
	|v|
claus
parents: 154
diff changeset
  3691
claus
parents: 154
diff changeset
  3692
	v := View new open.
claus
parents: 154
diff changeset
  3693
	v waitUntilVisible.
claus
parents: 154
diff changeset
  3694
	v displayLineFrom:0@0 to:50@50
claus
parents: 154
diff changeset
  3695
    "
claus
parents: 154
diff changeset
  3696
!
claus
parents: 154
diff changeset
  3697
151
claus
parents: 145
diff changeset
  3698
openAndWait
claus
parents: 145
diff changeset
  3699
    "open up the view - wait until it is visible.
claus
parents: 145
diff changeset
  3700
     In normal applications, you do not need to wait till the view is
claus
parents: 145
diff changeset
  3701
     open - it should do all of its drawing itself when it gets the
claus
parents: 145
diff changeset
  3702
     first expose event.
claus
parents: 145
diff changeset
  3703
     However, if you want to 'manually' draw into the view (for example,
claus
parents: 145
diff changeset
  3704
     in doIt expressions) the view must be visible (realized) before doing so.
claus
parents: 145
diff changeset
  3705
     Use this open in those situations."
claus
parents: 145
diff changeset
  3706
claus
parents: 145
diff changeset
  3707
    self open.
157
claus
parents: 154
diff changeset
  3708
    self waitUntilVisible.
151
claus
parents: 145
diff changeset
  3709
claus
parents: 145
diff changeset
  3710
    "does not work:
claus
parents: 145
diff changeset
  3711
claus
parents: 145
diff changeset
  3712
	|v|
claus
parents: 145
diff changeset
  3713
claus
parents: 145
diff changeset
  3714
	v := View new open.
claus
parents: 145
diff changeset
  3715
	v displayLineFrom:0@0 to:50@50
claus
parents: 145
diff changeset
  3716
claus
parents: 145
diff changeset
  3717
     does work:
claus
parents: 145
diff changeset
  3718
claus
parents: 145
diff changeset
  3719
	|v|
claus
parents: 145
diff changeset
  3720
claus
parents: 145
diff changeset
  3721
	v := View new openAndWait.
claus
parents: 145
diff changeset
  3722
	v displayLineFrom:0@0 to:50@50
claus
parents: 145
diff changeset
  3723
    "
135
claus
parents:
diff changeset
  3724
! !
claus
parents:
diff changeset
  3725
151
claus
parents: 145
diff changeset
  3726
!SimpleView methodsFor:'edge drawing'!
135
claus
parents:
diff changeset
  3727
140
claus
parents: 138
diff changeset
  3728
drawBottomEdge
claus
parents: 138
diff changeset
  3729
    "draw bottom 3D edge into window frame"
claus
parents: 138
diff changeset
  3730
claus
parents: 138
diff changeset
  3731
    self drawBottomEdgeLevel:level
claus
parents: 138
diff changeset
  3732
		      shadow:shadowColor 
claus
parents: 138
diff changeset
  3733
		      light:lightColor
claus
parents: 138
diff changeset
  3734
		      halfShadow:nil 
claus
parents: 138
diff changeset
  3735
		      halfLight:nil
claus
parents: 138
diff changeset
  3736
		      style:nil.
claus
parents: 138
diff changeset
  3737
!
claus
parents: 138
diff changeset
  3738
claus
parents: 138
diff changeset
  3739
drawLeftEdge
claus
parents: 138
diff changeset
  3740
    "draw left 3D edge into window frame"
claus
parents: 138
diff changeset
  3741
claus
parents: 138
diff changeset
  3742
    self drawLeftEdgeLevel:level
claus
parents: 138
diff changeset
  3743
		    shadow:shadowColor 
claus
parents: 138
diff changeset
  3744
		     light:lightColor
claus
parents: 138
diff changeset
  3745
		     halfShadow:nil 
claus
parents: 138
diff changeset
  3746
		     halfLight:nil
claus
parents: 138
diff changeset
  3747
		     style:nil.
claus
parents: 138
diff changeset
  3748
!
claus
parents: 138
diff changeset
  3749
claus
parents: 138
diff changeset
  3750
drawRightEdge
claus
parents: 138
diff changeset
  3751
    "draw right 3D edge into window frame"
claus
parents: 138
diff changeset
  3752
claus
parents: 138
diff changeset
  3753
    self drawRightEdgeLevel:level
claus
parents: 138
diff changeset
  3754
		     shadow:shadowColor 
claus
parents: 138
diff changeset
  3755
		      light:lightColor
claus
parents: 138
diff changeset
  3756
		      halfShadow:nil 
claus
parents: 138
diff changeset
  3757
		      halfLight:nil
claus
parents: 138
diff changeset
  3758
		      style:nil.
claus
parents: 138
diff changeset
  3759
!
claus
parents: 138
diff changeset
  3760
claus
parents: 138
diff changeset
  3761
drawTopEdge
claus
parents: 138
diff changeset
  3762
    "draw top 3D edge into window frame"
claus
parents: 138
diff changeset
  3763
claus
parents: 138
diff changeset
  3764
    self drawTopEdgeLevel:level
claus
parents: 138
diff changeset
  3765
		   shadow:shadowColor 
claus
parents: 138
diff changeset
  3766
		    light:lightColor
claus
parents: 138
diff changeset
  3767
		    halfShadow:nil 
claus
parents: 138
diff changeset
  3768
		    halfLight:nil
claus
parents: 138
diff changeset
  3769
		    style:nil.
claus
parents: 138
diff changeset
  3770
!
claus
parents: 138
diff changeset
  3771
claus
parents: 138
diff changeset
  3772
drawEdges
claus
parents: 138
diff changeset
  3773
    "draw all of my 3D edges"
claus
parents: 138
diff changeset
  3774
claus
parents: 138
diff changeset
  3775
    self drawEdgesForX:0 y:0 width:width height:height level:level
claus
parents: 138
diff changeset
  3776
		shadow:shadowColor 
claus
parents: 138
diff changeset
  3777
		light:lightColor
claus
parents: 138
diff changeset
  3778
		halfShadow:nil 
claus
parents: 138
diff changeset
  3779
		halfLight:nil 
claus
parents: 138
diff changeset
  3780
		style:nil 
claus
parents: 138
diff changeset
  3781
!
claus
parents: 138
diff changeset
  3782
135
claus
parents:
diff changeset
  3783
drawEdgesForX:x y:y width:w height:h level:l 
claus
parents:
diff changeset
  3784
		shadow:shadowColor light:lightColor
claus
parents:
diff changeset
  3785
		halfShadow:halfShadowColor halfLight:halfLightColor
claus
parents:
diff changeset
  3786
		style:edgeStyle
claus
parents:
diff changeset
  3787
claus
parents:
diff changeset
  3788
    "draw 3D edges into a rectangle"
claus
parents:
diff changeset
  3789
claus
parents:
diff changeset
  3790
    |topLeftFg botRightFg topLeftHalfFg botRightHalfFg
claus
parents:
diff changeset
  3791
     count "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3792
     r     "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3793
     b     "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3794
     xi    "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3795
     yi    "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3796
     run paint|
claus
parents:
diff changeset
  3797
claus
parents:
diff changeset
  3798
    count := l.
claus
parents:
diff changeset
  3799
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3800
	topLeftFg := shadowColor.
claus
parents:
diff changeset
  3801
	botRightFg := lightColor.
claus
parents:
diff changeset
  3802
	topLeftHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3803
	botRightHalfFg := halfLightColor.
claus
parents:
diff changeset
  3804
	count := count negated
claus
parents:
diff changeset
  3805
    ] ifFalse:[
claus
parents:
diff changeset
  3806
	topLeftFg := lightColor.
claus
parents:
diff changeset
  3807
	botRightFg := shadowColor.
claus
parents:
diff changeset
  3808
	topLeftHalfFg := halfLightColor.
claus
parents:
diff changeset
  3809
	botRightHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3810
    ].
claus
parents:
diff changeset
  3811
    topLeftHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3812
	topLeftHalfFg := topLeftFg
claus
parents:
diff changeset
  3813
    ].
claus
parents:
diff changeset
  3814
    botRightHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3815
	botRightHalfFg := botRightFg
claus
parents:
diff changeset
  3816
    ].
claus
parents:
diff changeset
  3817
claus
parents:
diff changeset
  3818
    r := x + w - 1. "right"
claus
parents:
diff changeset
  3819
    b := y + h - 1. "bottom"
claus
parents:
diff changeset
  3820
claus
parents:
diff changeset
  3821
    super lineWidth:0.
claus
parents:
diff changeset
  3822
claus
parents:
diff changeset
  3823
    "top and left edges"
151
claus
parents: 145
diff changeset
  3824
    ((edgeStyle == #soft) and:["l" count > 0]) ifTrue:[
135
claus
parents:
diff changeset
  3825
	paint := topLeftHalfFg
claus
parents:
diff changeset
  3826
    ] ifFalse:[
claus
parents:
diff changeset
  3827
	paint := topLeftFg
claus
parents:
diff changeset
  3828
    ].
claus
parents:
diff changeset
  3829
    super paint:paint.
claus
parents:
diff changeset
  3830
claus
parents:
diff changeset
  3831
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3832
	run := y + i.
claus
parents:
diff changeset
  3833
	super displayDeviceLineFromX:x y:run toX:r y:run. "top"
claus
parents:
diff changeset
  3834
	run := x + i.
claus
parents:
diff changeset
  3835
	super displayDeviceLineFromX:run y:y toX:run y:b  "left"
claus
parents:
diff changeset
  3836
    ].
claus
parents:
diff changeset
  3837
    (edgeStyle == #soft) ifTrue:[
claus
parents:
diff changeset
  3838
"
claus
parents:
diff changeset
  3839
	super paint:topLeftFg.
claus
parents:
diff changeset
  3840
	super displayDeviceLineFromX:x y:y toX:r y:y. 
claus
parents:
diff changeset
  3841
	super displayDeviceLineFromX:x y:y toX:x y:b        
claus
parents:
diff changeset
  3842
"
claus
parents:
diff changeset
  3843
	(l > 2) ifTrue:[
claus
parents:
diff changeset
  3844
	    super paint:Black.
claus
parents:
diff changeset
  3845
	    super displayDeviceLineFromX:x y:y toX:r y:y. 
claus
parents:
diff changeset
  3846
	    super displayDeviceLineFromX:x y:y toX:x y:b. 
claus
parents:
diff changeset
  3847
	]
claus
parents:
diff changeset
  3848
    ].
claus
parents:
diff changeset
  3849
claus
parents:
diff changeset
  3850
    xi := x + 1.
claus
parents:
diff changeset
  3851
    yi := y + 1.
claus
parents:
diff changeset
  3852
claus
parents:
diff changeset
  3853
"/ does not look good
claus
parents:
diff changeset
  3854
"/ style == #st80 iftrue:[
claus
parents:
diff changeset
  3855
"/  yi := yi + 1
claus
parents:
diff changeset
  3856
"/ ].
claus
parents:
diff changeset
  3857
claus
parents:
diff changeset
  3858
    "bottom and right edges"
151
claus
parents: 145
diff changeset
  3859
    (edgeStyle == #soft "new:" and:[count > 1]) ifTrue:[
135
claus
parents:
diff changeset
  3860
	paint := botRightHalfFg
claus
parents:
diff changeset
  3861
    ] ifFalse:[
claus
parents:
diff changeset
  3862
	paint := botRightFg
claus
parents:
diff changeset
  3863
    ].
claus
parents:
diff changeset
  3864
claus
parents:
diff changeset
  3865
    super paint:paint.
claus
parents:
diff changeset
  3866
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3867
	run := b - i.
claus
parents:
diff changeset
  3868
	super displayDeviceLineFromX:xi-1 y:run toX:r y:run. "bottom"
claus
parents:
diff changeset
  3869
	run := r - i.
claus
parents:
diff changeset
  3870
	super displayDeviceLineFromX:run y:yi-1 toX:run y:b.  "right"
claus
parents:
diff changeset
  3871
	xi := xi + 1.
claus
parents:
diff changeset
  3872
	yi := yi + 1
claus
parents:
diff changeset
  3873
    ].
claus
parents:
diff changeset
  3874
    ((edgeStyle == #soft) and:[l > 1]) ifTrue:[
claus
parents:
diff changeset
  3875
	super paint:Black "shadowColor".
154
claus
parents: 153
diff changeset
  3876
	super displayDeviceLineFromX:(x + (1 - 1)) y:b toX:r y:b. 
claus
parents: 153
diff changeset
  3877
	super displayDeviceLineFromX:r y:(y + (1 - 1)) toX:r y:b        
135
claus
parents:
diff changeset
  3878
    ]
claus
parents:
diff changeset
  3879
!
claus
parents:
diff changeset
  3880
claus
parents:
diff changeset
  3881
drawTopEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents:
diff changeset
  3882
    |topFg topHalfFg paint r
claus
parents:
diff changeset
  3883
     count "{ Class: SmallInteger }" |
claus
parents:
diff changeset
  3884
claus
parents:
diff changeset
  3885
    count := level.
claus
parents:
diff changeset
  3886
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3887
claus
parents:
diff changeset
  3888
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3889
	topFg := shadowColor.
claus
parents:
diff changeset
  3890
	topHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3891
	count := count negated
claus
parents:
diff changeset
  3892
    ] ifFalse:[
claus
parents:
diff changeset
  3893
	topFg := lightColor.
claus
parents:
diff changeset
  3894
	topHalfFg := halfLightColor.
claus
parents:
diff changeset
  3895
    ].
claus
parents:
diff changeset
  3896
    topHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3897
	topHalfFg := topFg
claus
parents:
diff changeset
  3898
    ].
claus
parents:
diff changeset
  3899
claus
parents:
diff changeset
  3900
    ((edgeStyle == #soft) and:[level > 0]) ifTrue:[
claus
parents:
diff changeset
  3901
	paint := topHalfFg
claus
parents:
diff changeset
  3902
    ] ifFalse:[
claus
parents:
diff changeset
  3903
	paint := topFg
claus
parents:
diff changeset
  3904
    ].
claus
parents:
diff changeset
  3905
    super paint:paint.
claus
parents:
diff changeset
  3906
    super lineWidth:0.
claus
parents:
diff changeset
  3907
claus
parents:
diff changeset
  3908
    r := width - 1.
claus
parents:
diff changeset
  3909
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3910
	super displayDeviceLineFromX:i y:i toX:(r - i) y:i
claus
parents:
diff changeset
  3911
    ].
claus
parents:
diff changeset
  3912
    ((edgeStyle == #soft) and:[level > 2]) ifTrue:[
claus
parents:
diff changeset
  3913
	super paint:Black.
claus
parents:
diff changeset
  3914
	super displayDeviceLineFromX:0 y:0 toX:r y:0. 
claus
parents:
diff changeset
  3915
    ]
claus
parents:
diff changeset
  3916
!
claus
parents:
diff changeset
  3917
claus
parents:
diff changeset
  3918
drawBottomEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle
claus
parents:
diff changeset
  3919
    |botFg
claus
parents:
diff changeset
  3920
     count "{ Class: SmallInteger }" 
claus
parents:
diff changeset
  3921
     b r|
claus
parents:
diff changeset
  3922
claus
parents:
diff changeset
  3923
    count := level.
claus
parents:
diff changeset
  3924
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3925
claus
parents:
diff changeset
  3926
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3927
	botFg := lightColor.
claus
parents:
diff changeset
  3928
	count := count negated
claus
parents:
diff changeset
  3929
    ] ifFalse:[
claus
parents:
diff changeset
  3930
	((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3931
	    botFg := halfShadowColor
claus
parents:
diff changeset
  3932
	] ifFalse:[
claus
parents:
diff changeset
  3933
	    botFg := shadowColor
claus
parents:
diff changeset
  3934
	].
claus
parents:
diff changeset
  3935
    ].
claus
parents:
diff changeset
  3936
    super paint:botFg.
claus
parents:
diff changeset
  3937
    super lineWidth:0.
claus
parents:
diff changeset
  3938
claus
parents:
diff changeset
  3939
    r := width - 1.
claus
parents:
diff changeset
  3940
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3941
	b := height - 1 - i.
claus
parents:
diff changeset
  3942
	super displayDeviceLineFromX:i y:b toX:(r - i) y:b
claus
parents:
diff changeset
  3943
    ].
claus
parents:
diff changeset
  3944
claus
parents:
diff changeset
  3945
    ((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3946
	b := height - 1.
claus
parents:
diff changeset
  3947
	super paint:shadowColor.
claus
parents:
diff changeset
  3948
	super displayDeviceLineFromX:1 y:b toX:r y:b. 
claus
parents:
diff changeset
  3949
    ]
claus
parents:
diff changeset
  3950
!
claus
parents:
diff changeset
  3951
claus
parents:
diff changeset
  3952
drawLeftEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents:
diff changeset
  3953
    |leftFg leftHalfFg paint b
claus
parents:
diff changeset
  3954
     count "{ Class: SmallInteger }" |
claus
parents:
diff changeset
  3955
claus
parents:
diff changeset
  3956
    count := level.
claus
parents:
diff changeset
  3957
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3958
    
claus
parents:
diff changeset
  3959
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3960
	leftFg := shadowColor.
claus
parents:
diff changeset
  3961
	leftHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3962
	count := count negated.
claus
parents:
diff changeset
  3963
    ] ifFalse:[
claus
parents:
diff changeset
  3964
	leftFg := lightColor.
claus
parents:
diff changeset
  3965
	leftHalfFg := halfLightColor.
claus
parents:
diff changeset
  3966
    ].
claus
parents:
diff changeset
  3967
    leftHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3968
	leftHalfFg := leftFg
claus
parents:
diff changeset
  3969
    ].
claus
parents:
diff changeset
  3970
claus
parents:
diff changeset
  3971
    ((edgeStyle == #soft) and:[level > 0]) ifTrue:[
claus
parents:
diff changeset
  3972
	paint := leftHalfFg
claus
parents:
diff changeset
  3973
    ] ifFalse:[
claus
parents:
diff changeset
  3974
	paint := leftFg
claus
parents:
diff changeset
  3975
    ].
claus
parents:
diff changeset
  3976
    super paint:paint.
claus
parents:
diff changeset
  3977
    super lineWidth:0.
claus
parents:
diff changeset
  3978
claus
parents:
diff changeset
  3979
    b := height - 1.
claus
parents:
diff changeset
  3980
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3981
	super displayDeviceLineFromX:i y:i toX:i y:(b - i)
claus
parents:
diff changeset
  3982
    ].
claus
parents:
diff changeset
  3983
claus
parents:
diff changeset
  3984
    ((edgeStyle == #soft) and:[level > 2]) ifTrue:[
claus
parents:
diff changeset
  3985
	super paint:Black.
claus
parents:
diff changeset
  3986
	super displayDeviceLineFromX:0 y:0 toX:0 y:b. 
claus
parents:
diff changeset
  3987
    ]
claus
parents:
diff changeset
  3988
!
claus
parents:
diff changeset
  3989
140
claus
parents: 138
diff changeset
  3990
drawRightEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents: 138
diff changeset
  3991
    |rightFg
claus
parents: 138
diff changeset
  3992
     count "{ Class: SmallInteger }" 
claus
parents: 138
diff changeset
  3993
     r b|
claus
parents: 138
diff changeset
  3994
claus
parents: 138
diff changeset
  3995
    count := level.
claus
parents: 138
diff changeset
  3996
    count == 0 ifTrue:[^ self].
claus
parents: 138
diff changeset
  3997
claus
parents: 138
diff changeset
  3998
    (count < 0) ifTrue:[
claus
parents: 138
diff changeset
  3999
	rightFg := lightColor.
claus
parents: 138
diff changeset
  4000
	count := count negated
claus
parents: 138
diff changeset
  4001
    ] ifFalse:[
claus
parents: 138
diff changeset
  4002
	((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents: 138
diff changeset
  4003
	    rightFg := halfShadowColor
claus
parents: 138
diff changeset
  4004
	] ifFalse:[
claus
parents: 138
diff changeset
  4005
	    rightFg := shadowColor
claus
parents: 138
diff changeset
  4006
	].
claus
parents: 138
diff changeset
  4007
    ].
claus
parents: 138
diff changeset
  4008
    super paint:rightFg.
claus
parents: 138
diff changeset
  4009
    super lineWidth:0.
claus
parents: 138
diff changeset
  4010
claus
parents: 138
diff changeset
  4011
    b := height - 1.
claus
parents: 138
diff changeset
  4012
    0 to:(count - 1) do:[:i |
claus
parents: 138
diff changeset
  4013
	r := width - 1 - i.
claus
parents: 138
diff changeset
  4014
	super displayDeviceLineFromX:r y:i toX:r y:(b - i)
claus
parents: 138
diff changeset
  4015
    ].
claus
parents: 138
diff changeset
  4016
    ((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents: 138
diff changeset
  4017
	r := width - 1.
claus
parents: 138
diff changeset
  4018
	super paint:shadowColor.
claus
parents: 138
diff changeset
  4019
	super displayDeviceLineFromX:r y:1 toX:r y:b. 
claus
parents: 138
diff changeset
  4020
    ]
claus
parents: 138
diff changeset
  4021
!
claus
parents: 138
diff changeset
  4022
135
claus
parents:
diff changeset
  4023
drawEdgesForX:x y:y width:w height:h level:l
claus
parents:
diff changeset
  4024
    "draw 3D edges into a rectangle"
claus
parents:
diff changeset
  4025
claus
parents:
diff changeset
  4026
    self drawEdgesForX:x y:y width:w height:h level:l 
claus
parents:
diff changeset
  4027
		shadow:shadowColor 
claus
parents:
diff changeset
  4028
		light:lightColor
claus
parents:
diff changeset
  4029
		halfShadow:nil 
claus
parents:
diff changeset
  4030
		halfLight:nil 
claus
parents:
diff changeset
  4031
		style:nil 
claus
parents:
diff changeset
  4032
!
claus
parents:
diff changeset
  4033
151
claus
parents: 145
diff changeset
  4034
redrawEdges
claus
parents: 145
diff changeset
  4035
    "redraw my edges (if any)"
claus
parents: 145
diff changeset
  4036
claus
parents: 145
diff changeset
  4037
    (level ~~ 0) ifTrue:[
claus
parents: 145
diff changeset
  4038
	shown ifTrue:[
claus
parents: 145
diff changeset
  4039
	    self clipRect:nil.
claus
parents: 145
diff changeset
  4040
	    self drawEdges.
claus
parents: 145
diff changeset
  4041
	    self clipRect:innerClipRect
claus
parents: 145
diff changeset
  4042
	]                  
claus
parents: 145
diff changeset
  4043
    ]                  
claus
parents: 145
diff changeset
  4044
! !
claus
parents: 145
diff changeset
  4045
claus
parents: 145
diff changeset
  4046
!SimpleView methodsFor:'redrawing'!
claus
parents: 145
diff changeset
  4047
claus
parents: 145
diff changeset
  4048
redrawX:x y:y width:w height:h
claus
parents: 145
diff changeset
  4049
    "have to redraw part of myself, given logical coordinates (if trans is nonNil)
claus
parents: 145
diff changeset
  4050
     default is to redraw everything - subclasses should add intelligence"
claus
parents: 145
diff changeset
  4051
claus
parents: 145
diff changeset
  4052
    |area|
claus
parents: 145
diff changeset
  4053
claus
parents: 145
diff changeset
  4054
    shown ifFalse:[^ self].
claus
parents: 145
diff changeset
  4055
claus
parents: 145
diff changeset
  4056
    area := Rectangle left:x top:y width:w height:h.      
claus
parents: 145
diff changeset
  4057
    self clippedTo:area do:[
claus
parents: 145
diff changeset
  4058
"/        controller notNil ifTrue:[
claus
parents: 145
diff changeset
  4059
"/            "ST-80 updating"
claus
parents: 145
diff changeset
  4060
"/            self update:#rectangle with:area
claus
parents: 145
diff changeset
  4061
"/        ] ifFalse:[
claus
parents: 145
diff changeset
  4062
	    components notNil ifTrue:[
claus
parents: 145
diff changeset
  4063
		components do:[:aComponent |
claus
parents: 145
diff changeset
  4064
		    |thisFrame is|
claus
parents: 145
diff changeset
  4065
claus
parents: 145
diff changeset
  4066
		    thisFrame := aComponent frame.
claus
parents: 145
diff changeset
  4067
		    (thisFrame intersects:area) ifTrue:[
claus
parents: 145
diff changeset
  4068
			is := thisFrame intersect:(x@y extent:w@h).
claus
parents: 145
diff changeset
  4069
			is = thisFrame ifTrue:[
claus
parents: 145
diff changeset
  4070
			    aComponent redraw
claus
parents: 145
diff changeset
  4071
			] ifFalse:[
claus
parents: 145
diff changeset
  4072
			    aComponent redrawX:is left
claus
parents: 145
diff changeset
  4073
					     y:is top
claus
parents: 145
diff changeset
  4074
					 width:is width
claus
parents: 145
diff changeset
  4075
					height:is height.
claus
parents: 145
diff changeset
  4076
			].        
claus
parents: 145
diff changeset
  4077
			"/ aComponent drawIn:self offset:0@0
claus
parents: 145
diff changeset
  4078
		    ]
claus
parents: 145
diff changeset
  4079
		]
claus
parents: 145
diff changeset
  4080
	    ] ifFalse:[
claus
parents: 145
diff changeset
  4081
		self redraw
claus
parents: 145
diff changeset
  4082
	    ]
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
redraw
claus
parents: 145
diff changeset
  4088
    "redraw myself
claus
parents: 145
diff changeset
  4089
     cannot do much here - has to be redefined in subclasses"
claus
parents: 145
diff changeset
  4090
claus
parents: 145
diff changeset
  4091
!
claus
parents: 145
diff changeset
  4092
135
claus
parents:
diff changeset
  4093
redrawDeviceX:x y:y width:w height:h
claus
parents:
diff changeset
  4094
    "have to redraw part of the view.
claus
parents:
diff changeset
  4095
     The coordinates are in device space - if there is a transformation,
claus
parents:
diff changeset
  4096
     must inverse-transform back to logical coordinates. (since the view thinks
claus
parents:
diff changeset
  4097
     in its coordinate space)"
claus
parents:
diff changeset
  4098
claus
parents:
diff changeset
  4099
    |lx ly lw lh|
claus
parents:
diff changeset
  4100
claus
parents:
diff changeset
  4101
    lx := x.
claus
parents:
diff changeset
  4102
    ly := y.
claus
parents:
diff changeset
  4103
    lw := w.
claus
parents:
diff changeset
  4104
    lh := h.
claus
parents:
diff changeset
  4105
claus
parents:
diff changeset
  4106
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  4107
	lx := transformation applyInverseToX:lx.
claus
parents:
diff changeset
  4108
	ly := transformation applyInverseToY:ly.
claus
parents:
diff changeset
  4109
	lw := transformation applyInverseScaleX:lw.
claus
parents:
diff changeset
  4110
	lh := transformation applyInverseScaleY:lh.
claus
parents:
diff changeset
  4111
    ].
claus
parents:
diff changeset
  4112
    self redrawX:lx y:ly width:lw height:lh
claus
parents:
diff changeset
  4113
!
claus
parents:
diff changeset
  4114
claus
parents:
diff changeset
  4115
showFocus
claus
parents:
diff changeset
  4116
    "highlight myself somehow to tell user that I have the focus"
claus
parents:
diff changeset
  4117
claus
parents:
diff changeset
  4118
    |delta|
claus
parents:
diff changeset
  4119
claus
parents:
diff changeset
  4120
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  4121
	delta := DefaultFocusBorderWidth - borderWidth.
claus
parents:
diff changeset
  4122
	delta ~~ 0 ifTrue:[
claus
parents:
diff changeset
  4123
	    device moveWindow:drawableId x:left-delta y:top-delta
claus
parents:
diff changeset
  4124
	].
claus
parents:
diff changeset
  4125
	device setWindowBorderWidth:DefaultFocusBorderWidth in:drawableId.
claus
parents:
diff changeset
  4126
	device setWindowBorderColor:(DefaultFocusColor on:device) colorId in:drawableId.
claus
parents:
diff changeset
  4127
    ]
claus
parents:
diff changeset
  4128
!
claus
parents:
diff changeset
  4129
claus
parents:
diff changeset
  4130
showNoFocus
claus
parents:
diff changeset
  4131
    "undo the effect of showFocus"
claus
parents:
diff changeset
  4132
claus
parents:
diff changeset
  4133
    |delta|
claus
parents:
diff changeset
  4134
claus
parents:
diff changeset
  4135
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  4136
	delta := DefaultFocusBorderWidth - borderWidth.
claus
parents:
diff changeset
  4137
	delta ~~ 0 ifTrue:[
claus
parents:
diff changeset
  4138
	    device moveWindow:drawableId x:left+delta y:top+delta
claus
parents:
diff changeset
  4139
	].
claus
parents:
diff changeset
  4140
	device setWindowBorderWidth:borderWidth in:drawableId.
claus
parents:
diff changeset
  4141
	self setBorderColor.
claus
parents:
diff changeset
  4142
    ]
claus
parents:
diff changeset
  4143
!
claus
parents:
diff changeset
  4144
claus
parents:
diff changeset
  4145
showActive
claus
parents:
diff changeset
  4146
    "redraw myself as active (i.e. busy).
151
claus
parents: 145
diff changeset
  4147
     Nothing done here, but redefined in some classes."
135
claus
parents:
diff changeset
  4148
claus
parents:
diff changeset
  4149
    ^ self
claus
parents:
diff changeset
  4150
!
claus
parents:
diff changeset
  4151
claus
parents:
diff changeset
  4152
showPassive
claus
parents:
diff changeset
  4153
    "redraw myself as inactive (i.e. nonbusy).
151
claus
parents: 145
diff changeset
  4154
     Nothing done here, but redefined in some classes."
135
claus
parents:
diff changeset
  4155
claus
parents:
diff changeset
  4156
    ^ self
claus
parents:
diff changeset
  4157
! !
claus
parents:
diff changeset
  4158
140
claus
parents: 138
diff changeset
  4159
!SimpleView methodsFor:'accessing-hierarchy'!
claus
parents: 138
diff changeset
  4160
claus
parents: 138
diff changeset
  4161
superView:aView
claus
parents: 138
diff changeset
  4162
    "set my superView to be aView"
claus
parents: 138
diff changeset
  4163
claus
parents: 138
diff changeset
  4164
    superView := aView
claus
parents: 138
diff changeset
  4165
!
claus
parents: 138
diff changeset
  4166
claus
parents: 138
diff changeset
  4167
superView
claus
parents: 138
diff changeset
  4168
    "return my superView"
claus
parents: 138
diff changeset
  4169
claus
parents: 138
diff changeset
  4170
    ^ superView
claus
parents: 138
diff changeset
  4171
!
claus
parents: 138
diff changeset
  4172
claus
parents: 138
diff changeset
  4173
subViews
claus
parents: 138
diff changeset
  4174
    "return the collection of subviews"
claus
parents: 138
diff changeset
  4175
claus
parents: 138
diff changeset
  4176
    ^ subViews
claus
parents: 138
diff changeset
  4177
!
claus
parents: 138
diff changeset
  4178
claus
parents: 138
diff changeset
  4179
topView
claus
parents: 138
diff changeset
  4180
    "return the topView - thats the one with no superview"
claus
parents: 138
diff changeset
  4181
claus
parents: 138
diff changeset
  4182
    |v|
claus
parents: 138
diff changeset
  4183
claus
parents: 138
diff changeset
  4184
    v := self.
claus
parents: 138
diff changeset
  4185
    [v notNil] whileTrue:[
claus
parents: 138
diff changeset
  4186
	v superView isNil ifTrue:[^ v].
claus
parents: 138
diff changeset
  4187
	v := v superView
claus
parents: 138
diff changeset
  4188
    ].
claus
parents: 138
diff changeset
  4189
claus
parents: 138
diff changeset
  4190
    ^ nil
claus
parents: 138
diff changeset
  4191
!
claus
parents: 138
diff changeset
  4192
claus
parents: 138
diff changeset
  4193
subViews:aListOfViews
claus
parents: 138
diff changeset
  4194
    "set the collection of subviews"
claus
parents: 138
diff changeset
  4195
claus
parents: 138
diff changeset
  4196
    subViews := aListOfViews.
claus
parents: 138
diff changeset
  4197
    subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  4198
	subViews do:[:view |
claus
parents: 138
diff changeset
  4199
	    view superView:self
claus
parents: 138
diff changeset
  4200
	]
claus
parents: 138
diff changeset
  4201
    ]
153
claus
parents: 151
diff changeset
  4202
!
claus
parents: 151
diff changeset
  4203
claus
parents: 151
diff changeset
  4204
raise
claus
parents: 151
diff changeset
  4205
    "bring to front"
claus
parents: 151
diff changeset
  4206
claus
parents: 151
diff changeset
  4207
    drawableId isNil ifTrue:[self create].
claus
parents: 151
diff changeset
  4208
    device raiseWindow:drawableId
claus
parents: 151
diff changeset
  4209
claus
parents: 151
diff changeset
  4210
    "
claus
parents: 151
diff changeset
  4211
     Transcript topView raise
claus
parents: 151
diff changeset
  4212
    "
claus
parents: 151
diff changeset
  4213
!
claus
parents: 151
diff changeset
  4214
claus
parents: 151
diff changeset
  4215
lower
claus
parents: 151
diff changeset
  4216
    "bring to back"
claus
parents: 151
diff changeset
  4217
claus
parents: 151
diff changeset
  4218
    drawableId isNil ifTrue:[self create].
claus
parents: 151
diff changeset
  4219
    device lowerWindow:drawableId
claus
parents: 151
diff changeset
  4220
claus
parents: 151
diff changeset
  4221
    "
claus
parents: 151
diff changeset
  4222
     Transcript topView lower
claus
parents: 151
diff changeset
  4223
    "
140
claus
parents: 138
diff changeset
  4224
! !
claus
parents: 138
diff changeset
  4225
claus
parents: 138
diff changeset
  4226
!SimpleView methodsFor:'initialization'!
claus
parents: 138
diff changeset
  4227
claus
parents: 138
diff changeset
  4228
initEvents
claus
parents: 138
diff changeset
  4229
    "will be sent by create - can be redefined by subclasses to enable
claus
parents: 138
diff changeset
  4230
     view events"
135
claus
parents:
diff changeset
  4231
claus
parents:
diff changeset
  4232
    ^ self
claus
parents:
diff changeset
  4233
!
claus
parents:
diff changeset
  4234
140
claus
parents: 138
diff changeset
  4235
defaultControllerClass
claus
parents: 138
diff changeset
  4236
    ^ nil "/ Controller
claus
parents: 138
diff changeset
  4237
!
claus
parents: 138
diff changeset
  4238
173
claus
parents: 162
diff changeset
  4239
initStyleSheet
claus
parents: 162
diff changeset
  4240
    "this method gets the styleSheet"
140
claus
parents: 138
diff changeset
  4241
claus
parents: 138
diff changeset
  4242
    "
claus
parents: 138
diff changeset
  4243
     when coming here the first time, we read the styleSheet
claus
parents: 138
diff changeset
  4244
     and keep the values in fast class variables
claus
parents: 138
diff changeset
  4245
    "
claus
parents: 138
diff changeset
  4246
    StyleSheet isNil ifTrue:[
claus
parents: 138
diff changeset
  4247
	self class updateStyleCache
135
claus
parents:
diff changeset
  4248
    ].
claus
parents:
diff changeset
  4249
151
claus
parents: 145
diff changeset
  4250
    styleSheet := StyleSheet.
173
claus
parents: 162
diff changeset
  4251
!
claus
parents: 162
diff changeset
  4252
claus
parents: 162
diff changeset
  4253
initStyle
claus
parents: 162
diff changeset
  4254
    "this method sets up all style dependent things"
claus
parents: 162
diff changeset
  4255
claus
parents: 162
diff changeset
  4256
    self initStyleSheet.
140
claus
parents: 138
diff changeset
  4257
claus
parents: 138
diff changeset
  4258
    borderWidth := DefaultBorderWidth.
claus
parents: 138
diff changeset
  4259
    borderWidth isNil ifTrue:[borderWidth := 1].
claus
parents: 138
diff changeset
  4260
151
claus
parents: 145
diff changeset
  4261
    viewBackground := DefaultViewBackgroundColor.
140
claus
parents: 138
diff changeset
  4262
claus
parents: 138
diff changeset
  4263
    DefaultLightColor notNil ifTrue:[
claus
parents: 138
diff changeset
  4264
	lightColor := DefaultLightColor.
claus
parents: 138
diff changeset
  4265
    ] ifFalse:[
claus
parents: 138
diff changeset
  4266
	device hasGreyscales ifTrue:[
claus
parents: 138
diff changeset
  4267
	    DefaultLightColor := lightColor := viewBackground lightened.
claus
parents: 138
diff changeset
  4268
	] ifFalse:[
135
claus
parents:
diff changeset
  4269
	    "
151
claus
parents: 145
diff changeset
  4270
	     this seems strange: on B&W screens, we create the light color 
claus
parents: 145
diff changeset
  4271
	     darker than normal viewBackground (White) -
claus
parents: 145
diff changeset
  4272
	     to make the boundary of the view visible
135
claus
parents:
diff changeset
  4273
	    "
140
claus
parents: 138
diff changeset
  4274
	    lightColor := Color grey:50
135
claus
parents:
diff changeset
  4275
	]
claus
parents:
diff changeset
  4276
    ].
140
claus
parents: 138
diff changeset
  4277
    DefaultShadowColor notNil ifTrue:[
claus
parents: 138
diff changeset
  4278
	shadowColor := DefaultShadowColor.
claus
parents: 138
diff changeset
  4279
    ] ifFalse:[
claus
parents: 138
diff changeset
  4280
	shadowColor := Black
135
claus
parents:
diff changeset
  4281
    ].
140
claus
parents: 138
diff changeset
  4282
151
claus
parents: 145
diff changeset
  4283
    lightColor := lightColor.
claus
parents: 145
diff changeset
  4284
    shadowColor := shadowColor.
claus
parents: 145
diff changeset
  4285
    borderColor := DefaultBorderColor.
claus
parents: 145
diff changeset
  4286
    font := DefaultFont.
140
claus
parents: 138
diff changeset
  4287
!
claus
parents: 138
diff changeset
  4288
claus
parents: 138
diff changeset
  4289
initialize
claus
parents: 138
diff changeset
  4290
    "initialize all state of the view - usually redefined in subclasses,
claus
parents: 138
diff changeset
  4291
     but always doing a 'super initialize'. Each class should setup its
claus
parents: 138
diff changeset
  4292
     locals - and not forget the others.
claus
parents: 138
diff changeset
  4293
     View setup is separated into two parts, the general setup done here
claus
parents: 138
diff changeset
  4294
     and the style specific setup in initStyle. Each view should be prepared
claus
parents: 138
diff changeset
  4295
     for a stylechange by being sent another initStyle with a new style value.
claus
parents: 138
diff changeset
  4296
     (in this case, it should set all of its style-dependent things, but
claus
parents: 138
diff changeset
  4297
      leave the state and contents as-is)"
claus
parents: 138
diff changeset
  4298
144
claus
parents: 142
diff changeset
  4299
    |ext myClass controllerClass|
140
claus
parents: 138
diff changeset
  4300
claus
parents: 138
diff changeset
  4301
    super initialize.
claus
parents: 138
diff changeset
  4302
claus
parents: 138
diff changeset
  4303
    font := DefaultFont.
claus
parents: 138
diff changeset
  4304
151
claus
parents: 145
diff changeset
  4305
    shown := hiddenOnRealize := realized := false.
140
claus
parents: 138
diff changeset
  4306
claus
parents: 138
diff changeset
  4307
    "fill in some defaults - some of them are usually redefined in subclasses
claus
parents: 138
diff changeset
  4308
     initialize methods"
claus
parents: 138
diff changeset
  4309
144
claus
parents: 142
diff changeset
  4310
    myClass := self class.
claus
parents: 142
diff changeset
  4311
    name := myClass name "asString" asLowercaseFirst.
claus
parents: 142
diff changeset
  4312
    ext := myClass defaultExtent.
claus
parents: 142
diff changeset
  4313
    resources := myClass classResources.
claus
parents: 142
diff changeset
  4314
claus
parents: 142
diff changeset
  4315
    level := margin := 0.
140
claus
parents: 138
diff changeset
  4316
    margin := 0.
claus
parents: 138
diff changeset
  4317
claus
parents: 138
diff changeset
  4318
    self initStyle.
claus
parents: 138
diff changeset
  4319
144
claus
parents: 142
diff changeset
  4320
    left := top := 0.
140
claus
parents: 138
diff changeset
  4321
    width := ext x.
claus
parents: 138
diff changeset
  4322
    height := ext y.
claus
parents: 138
diff changeset
  4323
claus
parents: 138
diff changeset
  4324
    originChanged := extentChanged := false.
claus
parents: 138
diff changeset
  4325
    bitGravity := nil.
claus
parents: 138
diff changeset
  4326
    viewGravity := nil.
claus
parents: 138
diff changeset
  4327
claus
parents: 138
diff changeset
  4328
    controllerClass := self defaultControllerClass.
claus
parents: 138
diff changeset
  4329
    controllerClass notNil ifTrue:[
claus
parents: 138
diff changeset
  4330
	controller := controllerClass new.
claus
parents: 138
diff changeset
  4331
	controller view:self.
135
claus
parents:
diff changeset
  4332
    ].
140
claus
parents: 138
diff changeset
  4333
!
claus
parents: 138
diff changeset
  4334
claus
parents: 138
diff changeset
  4335
prepareForReinit
claus
parents: 138
diff changeset
  4336
    super prepareForReinit.
claus
parents: 138
diff changeset
  4337
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  4338
	windowGroup reinitialize
135
claus
parents:
diff changeset
  4339
    ]
claus
parents:
diff changeset
  4340
!
claus
parents:
diff changeset
  4341
140
claus
parents: 138
diff changeset
  4342
reinitialize
claus
parents: 138
diff changeset
  4343
    "this is called right snapIn"
claus
parents: 138
diff changeset
  4344
claus
parents: 138
diff changeset
  4345
    |myController|
claus
parents: 138
diff changeset
  4346
claus
parents: 138
diff changeset
  4347
    "if I have already been reinited - return"
claus
parents: 138
diff changeset
  4348
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4349
	^ self
135
claus
parents:
diff changeset
  4350
    ].
claus
parents:
diff changeset
  4351
140
claus
parents: 138
diff changeset
  4352
    "
claus
parents: 138
diff changeset
  4353
     superView must be there, first
claus
parents: 138
diff changeset
  4354
    "
claus
parents: 138
diff changeset
  4355
    superView notNil ifTrue:[
claus
parents: 138
diff changeset
  4356
	superView id isNil ifTrue:[
claus
parents: 138
diff changeset
  4357
	    superView reinitialize
135
claus
parents:
diff changeset
  4358
	]
claus
parents:
diff changeset
  4359
    ].
140
claus
parents: 138
diff changeset
  4360
claus
parents: 138
diff changeset
  4361
    myController := controller.
claus
parents: 138
diff changeset
  4362
    controller := nil.
claus
parents: 138
diff changeset
  4363
    self recreate.
claus
parents: 138
diff changeset
  4364
claus
parents: 138
diff changeset
  4365
    "if I was mapped, do it again"
claus
parents: 138
diff changeset
  4366
    realized ifTrue:[
claus
parents: 138
diff changeset
  4367
	"only remap if I have a superview - otherwise, I might be
claus
parents: 138
diff changeset
  4368
	 a hidden iconView or menu ..."
claus
parents: 138
diff changeset
  4369
	superView notNil ifTrue:[
claus
parents: 138
diff changeset
  4370
"/            shown ifTrue:[
claus
parents: 138
diff changeset
  4371
		device mapView:self id:drawableId iconified:false
claus
parents: 138
diff changeset
  4372
			   atX:left y:top width:width height:height
claus
parents: 138
diff changeset
  4373
"/            ].
claus
parents: 138
diff changeset
  4374
	].
135
claus
parents:
diff changeset
  4375
    ].
140
claus
parents: 138
diff changeset
  4376
claus
parents: 138
diff changeset
  4377
    "restore controller"
claus
parents: 138
diff changeset
  4378
    controller := myController
claus
parents: 138
diff changeset
  4379
!
claus
parents: 138
diff changeset
  4380
claus
parents: 138
diff changeset
  4381
reinitStyle
claus
parents: 138
diff changeset
  4382
    "this method is called for a style change"
claus
parents: 138
diff changeset
  4383
claus
parents: 138
diff changeset
  4384
    |t|
claus
parents: 138
diff changeset
  4385
claus
parents: 138
diff changeset
  4386
    self initStyle.
claus
parents: 138
diff changeset
  4387
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4388
	"force a change"
claus
parents: 138
diff changeset
  4389
	t := borderWidth. borderWidth := nil. self borderWidth:t.
claus
parents: 138
diff changeset
  4390
	t := viewBackground. viewBackground := nil. self viewBackground:t.
claus
parents: 138
diff changeset
  4391
	self clear.
claus
parents: 138
diff changeset
  4392
	self redraw
135
claus
parents:
diff changeset
  4393
    ].
151
claus
parents: 145
diff changeset
  4394
!
claus
parents: 145
diff changeset
  4395
claus
parents: 145
diff changeset
  4396
initializeMiddleButtonMenu
claus
parents: 145
diff changeset
  4397
    "a place to initialize menu - this one is sent once when the view is
claus
parents: 145
diff changeset
  4398
     first created; usually redefined in subclasses; default here is no menu.
claus
parents: 145
diff changeset
  4399
     Notice, that static middleButtonmenus are a historic thing in ST/X;
claus
parents: 145
diff changeset
  4400
     you may prefer to create the menu dynamically (i.e. the ST-80 way)."
claus
parents: 145
diff changeset
  4401
claus
parents: 145
diff changeset
  4402
    ^ self
140
claus
parents: 138
diff changeset
  4403
! !
claus
parents: 138
diff changeset
  4404
claus
parents: 138
diff changeset
  4405
!SimpleView methodsFor:'accessing-bg & border'!
claus
parents: 138
diff changeset
  4406
claus
parents: 138
diff changeset
  4407
borderWidth
claus
parents: 138
diff changeset
  4408
    "return my borderWidth"
claus
parents: 138
diff changeset
  4409
claus
parents: 138
diff changeset
  4410
    ^ borderWidth
claus
parents: 138
diff changeset
  4411
!
claus
parents: 138
diff changeset
  4412
claus
parents: 138
diff changeset
  4413
level:aNumber
claus
parents: 138
diff changeset
  4414
    "set my level relative to superView (3D)"
claus
parents: 138
diff changeset
  4415
claus
parents: 138
diff changeset
  4416
    |oldMargin how|
claus
parents: 138
diff changeset
  4417
claus
parents: 138
diff changeset
  4418
    (aNumber ~~ level and:[aNumber notNil]) ifTrue:[
claus
parents: 138
diff changeset
  4419
	self is3D ifTrue:[
claus
parents: 138
diff changeset
  4420
	    level := aNumber.
claus
parents: 138
diff changeset
  4421
	    oldMargin := margin.
claus
parents: 138
diff changeset
  4422
	    margin := level abs.
claus
parents: 138
diff changeset
  4423
claus
parents: 138
diff changeset
  4424
	    realized ifTrue:[
claus
parents: 138
diff changeset
  4425
		margin ~~ oldMargin ifTrue:[
claus
parents: 138
diff changeset
  4426
		    (margin > oldMargin) ifTrue:[
claus
parents: 138
diff changeset
  4427
			how := #smaller
claus
parents: 138
diff changeset
  4428
		    ] ifFalse:[
claus
parents: 138
diff changeset
  4429
			how := #larger
claus
parents: 138
diff changeset
  4430
		    ].
claus
parents: 138
diff changeset
  4431
		    self sizeChanged:how.
claus
parents: 138
diff changeset
  4432
		    self setInnerClip.
claus
parents: 138
diff changeset
  4433
		].
claus
parents: 138
diff changeset
  4434
		shown ifTrue:[
claus
parents: 138
diff changeset
  4435
		    self redrawEdges
claus
parents: 138
diff changeset
  4436
		]
135
claus
parents:
diff changeset
  4437
	    ]
claus
parents:
diff changeset
  4438
	]
claus
parents:
diff changeset
  4439
    ]
claus
parents:
diff changeset
  4440
!
claus
parents:
diff changeset
  4441
140
claus
parents: 138
diff changeset
  4442
borderWidth:aNumber
claus
parents: 138
diff changeset
  4443
    "set my borderWidth"
claus
parents: 138
diff changeset
  4444
claus
parents: 138
diff changeset
  4445
    (aNumber ~~ borderWidth) ifTrue:[
claus
parents: 138
diff changeset
  4446
	borderWidth := aNumber.
claus
parents: 138
diff changeset
  4447
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4448
	    device setWindowBorderWidth:aNumber in:drawableId
claus
parents: 138
diff changeset
  4449
	]
135
claus
parents:
diff changeset
  4450
    ]
claus
parents:
diff changeset
  4451
!
claus
parents:
diff changeset
  4452
140
claus
parents: 138
diff changeset
  4453
viewBackground:something
claus
parents: 138
diff changeset
  4454
    "set the viewBackground to something, a color, image or form.
claus
parents: 138
diff changeset
  4455
     If its a color and we run on a color display, also set shadow and light
claus
parents: 138
diff changeset
  4456
     colors - this means, that a red view will get light-red and dark-red
claus
parents: 138
diff changeset
  4457
     edges."
claus
parents: 138
diff changeset
  4458
claus
parents: 138
diff changeset
  4459
    something isColor ifTrue:[
claus
parents: 138
diff changeset
  4460
	device hasGreyscales ifTrue:[
claus
parents: 138
diff changeset
  4461
	    shadowColor := something darkened.
claus
parents: 138
diff changeset
  4462
	    lightColor := something lightened
claus
parents: 138
diff changeset
  4463
	]
claus
parents: 138
diff changeset
  4464
    ].
claus
parents: 138
diff changeset
  4465
    super viewBackground:something
claus
parents: 138
diff changeset
  4466
!
claus
parents: 138
diff changeset
  4467
claus
parents: 138
diff changeset
  4468
margin
claus
parents: 138
diff changeset
  4469
    "return my margin - this is usually the level,
claus
parents: 138
diff changeset
  4470
     but can be more for some views"
claus
parents: 138
diff changeset
  4471
claus
parents: 138
diff changeset
  4472
    ^ margin
claus
parents: 138
diff changeset
  4473
!
claus
parents: 138
diff changeset
  4474
claus
parents: 138
diff changeset
  4475
borderColor
claus
parents: 138
diff changeset
  4476
    "return my borderColor"
claus
parents: 138
diff changeset
  4477
claus
parents: 138
diff changeset
  4478
    ^ borderColor
claus
parents: 138
diff changeset
  4479
!
claus
parents: 138
diff changeset
  4480
claus
parents: 138
diff changeset
  4481
borderColor:aColor
claus
parents: 138
diff changeset
  4482
    "set my borderColor"
claus
parents: 138
diff changeset
  4483
claus
parents: 138
diff changeset
  4484
    (aColor ~~ borderColor) ifTrue:[
claus
parents: 138
diff changeset
  4485
	borderColor := aColor.
claus
parents: 138
diff changeset
  4486
	drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4487
	    self setBorderColor
claus
parents: 138
diff changeset
  4488
	]
claus
parents: 138
diff changeset
  4489
    ]
claus
parents: 138
diff changeset
  4490
!
claus
parents: 138
diff changeset
  4491
claus
parents: 138
diff changeset
  4492
borderShape:aForm
claus
parents: 138
diff changeset
  4493
    "set the borderShape to aForm"
claus
parents: 138
diff changeset
  4494
claus
parents: 138
diff changeset
  4495
    borderShape := aForm.
135
claus
parents:
diff changeset
  4496
    drawableId notNil ifTrue:[
140
claus
parents: 138
diff changeset
  4497
	device setWindowBorderShape:(aForm id) in:drawableId
claus
parents: 138
diff changeset
  4498
    ]
claus
parents: 138
diff changeset
  4499
!
claus
parents: 138
diff changeset
  4500
claus
parents: 138
diff changeset
  4501
viewShape:aForm
claus
parents: 138
diff changeset
  4502
    "set the viewShape to aForm"
claus
parents: 138
diff changeset
  4503
claus
parents: 138
diff changeset
  4504
    viewShape := aForm.
claus
parents: 138
diff changeset
  4505
    drawableId notNil ifTrue:[
claus
parents: 138
diff changeset
  4506
	device setWindowShape:(aForm id) in:drawableId
135
claus
parents:
diff changeset
  4507
    ]
claus
parents:
diff changeset
  4508
!
claus
parents:
diff changeset
  4509
140
claus
parents: 138
diff changeset
  4510
level
claus
parents: 138
diff changeset
  4511
    "return my level relative to superView (3D)"
claus
parents: 138
diff changeset
  4512
claus
parents: 138
diff changeset
  4513
    ^ level
claus
parents: 138
diff changeset
  4514
!
claus
parents: 138
diff changeset
  4515
claus
parents: 138
diff changeset
  4516
lightColor:aColorOrImage
claus
parents: 138
diff changeset
  4517
    "set the color to be used for lighted edges (3D only)"
claus
parents: 138
diff changeset
  4518
claus
parents: 138
diff changeset
  4519
    lightColor := aColorOrImage
claus
parents: 138
diff changeset
  4520
!
claus
parents: 138
diff changeset
  4521
claus
parents: 138
diff changeset
  4522
shadowColor:aColorOrImage
claus
parents: 138
diff changeset
  4523
    "set the color to be used for shadowed edges (3D only)"
claus
parents: 138
diff changeset
  4524
claus
parents: 138
diff changeset
  4525
    shadowColor := aColorOrImage
claus
parents: 138
diff changeset
  4526
! !
claus
parents: 138
diff changeset
  4527
claus
parents: 138
diff changeset
  4528
!SimpleView methodsFor:'informing others of changes'!
claus
parents: 138
diff changeset
  4529
claus
parents: 138
diff changeset
  4530
contentsChanged
claus
parents: 138
diff changeset
  4531
    "this one is sent, whenever contents changes size -
claus
parents: 138
diff changeset
  4532
     tell dependents about the change (i.e. scrollers)."
claus
parents: 138
diff changeset
  4533
claus
parents: 138
diff changeset
  4534
    self changed:#sizeOfContents
claus
parents: 138
diff changeset
  4535
!
claus
parents: 138
diff changeset
  4536
claus
parents: 138
diff changeset
  4537
originChanged:delta
claus
parents: 138
diff changeset
  4538
    "this one is sent, after the origin of my contents has changed -
claus
parents: 138
diff changeset
  4539
     tell dependents (i.e. scrollers) about this"
claus
parents: 138
diff changeset
  4540
claus
parents: 138
diff changeset
  4541
    self changed:#originOfContents with:delta.
claus
parents: 138
diff changeset
  4542
"/   subViews notNil ifTrue:[
claus
parents: 138
diff changeset
  4543
"/        subViews do:[:aSubView |
claus
parents: 138
diff changeset
  4544
"/            aSubView pixelOrigin:((aSubView left @ aSubView top) - delta)
claus
parents: 138
diff changeset
  4545
"/        ]
claus
parents: 138
diff changeset
  4546
"/    ]
claus
parents: 138
diff changeset
  4547
!
claus
parents: 138
diff changeset
  4548
claus
parents: 138
diff changeset
  4549
originWillChange
claus
parents: 138
diff changeset
  4550
    "this one is sent, just before viewOrigin changes -
claus
parents: 138
diff changeset
  4551
     gives subclasses a chance to catch scrolls easily
claus
parents: 138
diff changeset
  4552
     (for example to hide cursor before scroll)"
claus
parents: 138
diff changeset
  4553
claus
parents: 138
diff changeset
  4554
    ^ self
135
claus
parents:
diff changeset
  4555
! !
claus
parents:
diff changeset
  4556
claus
parents:
diff changeset
  4557
!SimpleView methodsFor:'adding & removing components'!
claus
parents:
diff changeset
  4558
140
claus
parents: 138
diff changeset
  4559
addSubView:newView
claus
parents: 138
diff changeset
  4560
    "add a view to the collection of subviews"
claus
parents: 138
diff changeset
  4561
claus
parents: 138
diff changeset
  4562
    subViews isNil ifTrue:[
claus
parents: 138
diff changeset
  4563
	subViews := OrderedCollection with:newView
claus
parents: 138
diff changeset
  4564
    ] ifFalse:[
claus
parents: 138
diff changeset
  4565
	subViews add:newView.
claus
parents: 138
diff changeset
  4566
    ].
claus
parents: 138
diff changeset
  4567
    self setParentViewIn:newView.
claus
parents: 138
diff changeset
  4568
!
claus
parents: 138
diff changeset
  4569
135
claus
parents:
diff changeset
  4570
setParentViewIn:aView
claus
parents:
diff changeset
  4571
    "common code for addSubView* methods"
claus
parents:
diff changeset
  4572
claus
parents:
diff changeset
  4573
    aView superView:self.
claus
parents:
diff changeset
  4574
    (aView device ~~ device) ifTrue:[
145
claus
parents: 144
diff changeset
  4575
	'VIEW: warning subview (' errorPrint. aView class name errorPrint.
135
claus
parents:
diff changeset
  4576
	') has different device than me (' errorPrint.
145
claus
parents: 144
diff changeset
  4577
	self class name errorPrint. ').' errorPrintNL.
135
claus
parents:
diff changeset
  4578
	aView device:device
claus
parents:
diff changeset
  4579
    ]
claus
parents:
diff changeset
  4580
!
claus
parents:
diff changeset
  4581
claus
parents:
diff changeset
  4582
removeSubView:aView
claus
parents:
diff changeset
  4583
    "remove a view from the collection of subviews"
claus
parents:
diff changeset
  4584
claus
parents:
diff changeset
  4585
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  4586
	subViews remove:aView ifAbsent:[nil].
claus
parents:
diff changeset
  4587
	(subViews size == 0) ifTrue:[
claus
parents:
diff changeset
  4588
	    subViews := nil
claus
parents:
diff changeset
  4589
	]
claus
parents:
diff changeset
  4590
    ]
claus
parents:
diff changeset
  4591
!
claus
parents:
diff changeset
  4592
140
claus
parents: 138
diff changeset
  4593
add:aComponent
claus
parents: 138
diff changeset
  4594
    "add a component (either a view or gadget) to the collection of
claus
parents: 138
diff changeset
  4595
     subComponents."
claus
parents: 138
diff changeset
  4596
claus
parents: 138
diff changeset
  4597
    self addComponent:aComponent
claus
parents: 138
diff changeset
  4598
!
claus
parents: 138
diff changeset
  4599
claus
parents: 138
diff changeset
  4600
addSubView:newView after:aView
claus
parents: 138
diff changeset
  4601
    "add a view to the collection of subviews after another view.
claus
parents: 138
diff changeset
  4602
     This makes sense, in Panels and other layout views, to enter a new
claus
parents: 138
diff changeset
  4603
     element at some defined place."
claus
parents: 138
diff changeset
  4604
claus
parents: 138
diff changeset
  4605
    subViews isNil ifTrue:[
claus
parents: 138
diff changeset
  4606
	subViews := OrderedCollection with:newView
claus
parents: 138
diff changeset
  4607
    ] ifFalse:[
claus
parents: 138
diff changeset
  4608
	aView isNil ifTrue:[
claus
parents: 138
diff changeset
  4609
	    subViews add:newView
claus
parents: 138
diff changeset
  4610
	] ifFalse:[
claus
parents: 138
diff changeset
  4611
	    subViews add:newView after:aView.
claus
parents: 138
diff changeset
  4612
	]
claus
parents: 138
diff changeset
  4613
    ].
claus
parents: 138
diff changeset
  4614
    self setParentViewIn:newView.
claus
parents: 138
diff changeset
  4615
!
claus
parents: 138
diff changeset
  4616
135
claus
parents:
diff changeset
  4617
addComponent:aComponent
claus
parents:
diff changeset
  4618
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  4619
     Dont use this right now for non-views"
claus
parents:
diff changeset
  4620
claus
parents:
diff changeset
  4621
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  4622
	self addSubView:aComponent
claus
parents:
diff changeset
  4623
    ] ifFalse:[
claus
parents:
diff changeset
  4624
	components isNil ifTrue:[
claus
parents:
diff changeset
  4625
	    components := OrderedCollection new
claus
parents:
diff changeset
  4626
	].
claus
parents:
diff changeset
  4627
	components add:aComponent.
claus
parents:
diff changeset
  4628
	aComponent setParentViewIn:self
claus
parents:
diff changeset
  4629
    ]
claus
parents:
diff changeset
  4630
!
claus
parents:
diff changeset
  4631
140
claus
parents: 138
diff changeset
  4632
add:aComponent in:aRectangleOrLayoutFrame 
claus
parents: 138
diff changeset
  4633
    "for ST-80 compatibility.
claus
parents: 138
diff changeset
  4634
     add a component in some frame; the argument may be either a rectangle
claus
parents: 138
diff changeset
  4635
     with relative coordinates, or an instance of LayoutFrame, specifying
claus
parents: 138
diff changeset
  4636
     both relative coordinates and the insets."
claus
parents: 138
diff changeset
  4637
151
claus
parents: 145
diff changeset
  4638
"/ old code:
154
claus
parents: 153
diff changeset
  4639
"/    |origin corner l|
claus
parents: 153
diff changeset
  4640
"/
151
claus
parents: 145
diff changeset
  4641
"/    origin := aRectangleOrLayoutFrame origin.
claus
parents: 145
diff changeset
  4642
"/    origin := origin x asFloat @ origin y asFloat.
claus
parents: 145
diff changeset
  4643
"/    corner := aRectangleOrLayoutFrame corner.
claus
parents: 145
diff changeset
  4644
"/    corner := corner x asFloat @ corner y asFloat.
claus
parents: 145
diff changeset
  4645
"/    aComponent origin:origin corner:corner.
claus
parents: 145
diff changeset
  4646
"/
claus
parents: 145
diff changeset
  4647
"/    (aRectangleOrLayoutFrame isMemberOf:Rectangle) ifFalse:[
claus
parents: 145
diff changeset
  4648
"/        aComponent leftInset:aRectangleOrLayoutFrame leftOffset.
claus
parents: 145
diff changeset
  4649
"/        aComponent rightInset:aRectangleOrLayoutFrame rightOffset negated.
claus
parents: 145
diff changeset
  4650
"/        aComponent topInset:aRectangleOrLayoutFrame topOffset.
claus
parents: 145
diff changeset
  4651
"/        aComponent bottomInset:aRectangleOrLayoutFrame bottomOffset negated.
claus
parents: 145
diff changeset
  4652
"/    ].
claus
parents: 145
diff changeset
  4653
claus
parents: 145
diff changeset
  4654
"/ new (being validated):
154
claus
parents: 153
diff changeset
  4655
claus
parents: 153
diff changeset
  4656
    |l|
claus
parents: 153
diff changeset
  4657
151
claus
parents: 145
diff changeset
  4658
    (aRectangleOrLayoutFrame isMemberOf:Rectangle) ifTrue:[
claus
parents: 145
diff changeset
  4659
	l := aRectangleOrLayoutFrame asLayout.
claus
parents: 145
diff changeset
  4660
    ] ifFalse:[
claus
parents: 145
diff changeset
  4661
	l := aRectangleOrLayoutFrame
140
claus
parents: 138
diff changeset
  4662
    ].
153
claus
parents: 151
diff changeset
  4663
claus
parents: 151
diff changeset
  4664
"/  will soon be replaced by:
claus
parents: 151
diff changeset
  4665
"/    aComponent layout:l.
154
claus
parents: 153
diff changeset
  4666
    aComponent geometryLayout:l.
claus
parents: 153
diff changeset
  4667
140
claus
parents: 138
diff changeset
  4668
    self addComponent:aComponent
claus
parents: 138
diff changeset
  4669
!
claus
parents: 138
diff changeset
  4670
claus
parents: 138
diff changeset
  4671
addSubView:newView before:aView
claus
parents: 138
diff changeset
  4672
    "add a view to the collection of subviews before another view.
claus
parents: 138
diff changeset
  4673
     This makes sense, in Panels and other layout views, to enter a new
claus
parents: 138
diff changeset
  4674
     element at some defined place."
claus
parents: 138
diff changeset
  4675
claus
parents: 138
diff changeset
  4676
    subViews isNil ifTrue:[
claus
parents: 138
diff changeset
  4677
	subViews := OrderedCollection with:newView
claus
parents: 138
diff changeset
  4678
    ] ifFalse:[
claus
parents: 138
diff changeset
  4679
	aView isNil ifTrue:[
claus
parents: 138
diff changeset
  4680
	    subViews addFirst:newView
claus
parents: 138
diff changeset
  4681
	] ifFalse:[
claus
parents: 138
diff changeset
  4682
	    subViews add:newView before:aView.
claus
parents: 138
diff changeset
  4683
	]
claus
parents: 138
diff changeset
  4684
    ].
claus
parents: 138
diff changeset
  4685
    self setParentViewIn:newView.
claus
parents: 138
diff changeset
  4686
!
claus
parents: 138
diff changeset
  4687
135
claus
parents:
diff changeset
  4688
component:aComponent
claus
parents:
diff changeset
  4689
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  4690
     Dont use this right now for non-views"
claus
parents:
diff changeset
  4691
claus
parents:
diff changeset
  4692
    aComponent origin:0.0@0.0 corner:1.0@1.0.
claus
parents:
diff changeset
  4693
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  4694
	self addSubView:aComponent
claus
parents:
diff changeset
  4695
    ] ifFalse:[
claus
parents:
diff changeset
  4696
	components := OrderedCollection with:aComponent.
claus
parents:
diff changeset
  4697
	aComponent setParentViewIn:self
claus
parents:
diff changeset
  4698
    ]
claus
parents:
diff changeset
  4699
!
claus
parents:
diff changeset
  4700
claus
parents:
diff changeset
  4701
removeComponent:aComponent
claus
parents:
diff changeset
  4702
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  4703
     Dont use this right now for non-views"
claus
parents:
diff changeset
  4704
claus
parents:
diff changeset
  4705
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  4706
	self removeSubView:aComponent
claus
parents:
diff changeset
  4707
    ] ifFalse:[
claus
parents:
diff changeset
  4708
	components isNil ifTrue:[^self].
claus
parents:
diff changeset
  4709
	components remove:aComponent ifAbsent:[].
claus
parents:
diff changeset
  4710
	aComponent parent:nil 
claus
parents:
diff changeset
  4711
    ]
claus
parents:
diff changeset
  4712
!
claus
parents:
diff changeset
  4713
claus
parents:
diff changeset
  4714
addSubView:aView in:bounds borderWidth:bw
claus
parents:
diff changeset
  4715
    "for ST-80 V2.x compatibility"
claus
parents:
diff changeset
  4716
claus
parents:
diff changeset
  4717
    aView borderWidth:bw.
claus
parents:
diff changeset
  4718
    self add:aView in:bounds.
claus
parents:
diff changeset
  4719
!
claus
parents:
diff changeset
  4720
claus
parents:
diff changeset
  4721
addSubView:aView viewport:aRectangle
claus
parents:
diff changeset
  4722
    "ST-80 V2.x compatibility:
claus
parents:
diff changeset
  4723
     Adds aView to the views list of subviews and uses the
claus
parents:
diff changeset
  4724
     existing subviews window and the new viewport to position it.
claus
parents:
diff changeset
  4725
     This method may be removed in future versions."
claus
parents:
diff changeset
  4726
claus
parents:
diff changeset
  4727
    self addSubView:aView.
claus
parents:
diff changeset
  4728
    aView viewport:aRectangle
claus
parents:
diff changeset
  4729
!
claus
parents:
diff changeset
  4730
claus
parents:
diff changeset
  4731
addSubView:aView window:aWindowRectangle viewport:aViewportRectangle
claus
parents:
diff changeset
  4732
    "ST-80 V2.x compatibility:
claus
parents:
diff changeset
  4733
     Adds aView to the views list of subviews and uses 
claus
parents:
diff changeset
  4734
     aWindowRectangle and aViewportRectangle to position it.
claus
parents:
diff changeset
  4735
     This method may be removed in future versions."
claus
parents:
diff changeset
  4736
claus
parents:
diff changeset
  4737
    self addSubView:aView.
claus
parents:
diff changeset
  4738
    aView window:aWindowRectangle viewport:aViewportRectangle
claus
parents:
diff changeset
  4739
! !
claus
parents:
diff changeset
  4740
claus
parents:
diff changeset
  4741
!SimpleView methodsFor:'queries'!
claus
parents:
diff changeset
  4742
151
claus
parents: 145
diff changeset
  4743
preferredExtent
140
claus
parents: 138
diff changeset
  4744
    "return my preferred extent - this is the minimum size I would like to have.
claus
parents: 138
diff changeset
  4745
     The default here is the actual extent, the receiver currently has."
claus
parents: 138
diff changeset
  4746
claus
parents: 138
diff changeset
  4747
    "mhmh - if I have components, collect their
151
claus
parents: 145
diff changeset
  4748
     preferred bounds ..."
140
claus
parents: 138
diff changeset
  4749
claus
parents: 138
diff changeset
  4750
    |maxX maxY|
claus
parents: 138
diff changeset
  4751
claus
parents: 138
diff changeset
  4752
    subViews isNil ifTrue:[^ self extent].
claus
parents: 138
diff changeset
  4753
"/    ^ self extent.
claus
parents: 138
diff changeset
  4754
claus
parents: 138
diff changeset
  4755
    maxX := maxY := 0.
claus
parents: 138
diff changeset
  4756
    subViews notNil ifTrue:[
142
claus
parents: 140
diff changeset
  4757
	subViews do:[:aSubView |
claus
parents: 140
diff changeset
  4758
	    |org corn|
claus
parents: 140
diff changeset
  4759
claus
parents: 140
diff changeset
  4760
	    org := aSubView computeOrigin.
151
claus
parents: 145
diff changeset
  4761
	    corn := org + aSubView preferredExtent.
142
claus
parents: 140
diff changeset
  4762
	    maxX := maxX max:corn x.
claus
parents: 140
diff changeset
  4763
	    maxY := maxY max:corn y.
claus
parents: 140
diff changeset
  4764
	]
140
claus
parents: 138
diff changeset
  4765
    ].
claus
parents: 138
diff changeset
  4766
    ^ maxX @ maxY.
claus
parents: 138
diff changeset
  4767
!
claus
parents: 138
diff changeset
  4768
claus
parents: 138
diff changeset
  4769
buttonMotionEventPending
claus
parents: 138
diff changeset
  4770
    "return true, if a button motion event is pending.
claus
parents: 138
diff changeset
  4771
     Normally, you dont want to use this, since no polling is needed
claus
parents: 138
diff changeset
  4772
     (not even for mouse-tracking).
claus
parents: 138
diff changeset
  4773
     Dont use it, since it does not honor the windowGroup, but
claus
parents: 138
diff changeset
  4774
     goes directly to the device instead.
claus
parents: 138
diff changeset
  4775
     Actually, its a historical leftover"
claus
parents: 138
diff changeset
  4776
claus
parents: 138
diff changeset
  4777
    windowGroup notNil ifTrue:[
claus
parents: 138
diff changeset
  4778
	^ windowGroup sensor hasButtonMotionEventsFor:self
claus
parents: 138
diff changeset
  4779
    ].
claus
parents: 138
diff changeset
  4780
    ^ super buttonMotionEventPending
claus
parents: 138
diff changeset
  4781
!
claus
parents: 138
diff changeset
  4782
135
claus
parents:
diff changeset
  4783
isView
claus
parents:
diff changeset
  4784
    "return true, if the receiver is some kind of view;
claus
parents:
diff changeset
  4785
     true is returned here."
claus
parents:
diff changeset
  4786
claus
parents:
diff changeset
  4787
    ^ true
claus
parents:
diff changeset
  4788
!
claus
parents:
diff changeset
  4789
140
claus
parents: 138
diff changeset
  4790
hasFocus
142
claus
parents: 140
diff changeset
  4791
    "return true, if the receiver has the keyboard focus
claus
parents: 140
diff changeset
  4792
     (either via the focusView mechanism in the windowGroup,
claus
parents: 140
diff changeset
  4793
      or via delegation)"
claus
parents: 140
diff changeset
  4794
153
claus
parents: 151
diff changeset
  4795
    |focusView delegate|
claus
parents: 151
diff changeset
  4796
claus
parents: 151
diff changeset
  4797
    windowGroup isNil ifTrue:[^ false].
claus
parents: 151
diff changeset
  4798
claus
parents: 151
diff changeset
  4799
    (focusView := windowGroup focusView) == self ifTrue:[^ true].
142
claus
parents: 140
diff changeset
  4800
    focusView notNil ifTrue:[
claus
parents: 140
diff changeset
  4801
	"mhmh - is there a delegation to me ?"
153
claus
parents: 151
diff changeset
  4802
	(delegate := focusView delegate) notNil ifTrue:[
claus
parents: 151
diff changeset
  4803
	    delegate == self ifTrue:[^ true].
claus
parents: 151
diff changeset
  4804
	    ^ delegate delegatesTo:self
142
claus
parents: 140
diff changeset
  4805
	]
claus
parents: 140
diff changeset
  4806
    ].
claus
parents: 140
diff changeset
  4807
    ^ false
claus
parents: 140
diff changeset
  4808
!
claus
parents: 140
diff changeset
  4809
claus
parents: 140
diff changeset
  4810
delegatesTo:someone
claus
parents: 140
diff changeset
  4811
    "return true, if I delegate events to someone"
claus
parents: 140
diff changeset
  4812
claus
parents: 140
diff changeset
  4813
    delegate isNil ifTrue:[^ false].
claus
parents: 140
diff changeset
  4814
    ^ delegate delegatesTo:someone
140
claus
parents: 138
diff changeset
  4815
!
claus
parents: 138
diff changeset
  4816
claus
parents: 138
diff changeset
  4817
isSubViewOf:aView
claus
parents: 138
diff changeset
  4818
    "return true, if I am a subview of aView"
claus
parents: 138
diff changeset
  4819
claus
parents: 138
diff changeset
  4820
    aView == self isNil ifTrue:[^ true].
claus
parents: 138
diff changeset
  4821
    superView isNil ifTrue:[^ false].
claus
parents: 138
diff changeset
  4822
    superView == aView ifTrue:[^ true].
claus
parents: 138
diff changeset
  4823
    ^ superView isSubView of:aView
claus
parents: 138
diff changeset
  4824
!
claus
parents: 138
diff changeset
  4825
137
claus
parents: 136
diff changeset
  4826
canHandle:aKey from:aView
claus
parents: 136
diff changeset
  4827
    "return true, if I like to handle the key (from a keyPress event)
claus
parents: 136
diff changeset
  4828
     in aView.
claus
parents: 136
diff changeset
  4829
     OBSOLETE: do not use & depend on this method, it is a historic
claus
parents: 136
diff changeset
  4830
     leftOver and will be removed. Use the delegation mechanism for this."
claus
parents: 136
diff changeset
  4831
claus
parents: 136
diff changeset
  4832
    ^ self canHandle:aKey
claus
parents: 136
diff changeset
  4833
!
claus
parents: 136
diff changeset
  4834
135
claus
parents:
diff changeset
  4835
canHandle:aKey
137
claus
parents: 136
diff changeset
  4836
    "return true, if I like to handle the key (from a keyPress event).
claus
parents: 136
diff changeset
  4837
     OBSOLETE: do not use & depend on this method, it is a historic
claus
parents: 136
diff changeset
  4838
     leftOver and will be removed. Use the delegation mechanism for this."
claus
parents: 136
diff changeset
  4839
claus
parents: 136
diff changeset
  4840
    ^ false
135
claus
parents:
diff changeset
  4841
!
claus
parents:
diff changeset
  4842
claus
parents:
diff changeset
  4843
preferredBounds
claus
parents:
diff changeset
  4844
    "ST-80 compatibility."
claus
parents:
diff changeset
  4845
151
claus
parents: 145
diff changeset
  4846
    ^ 0@0 corner:self preferredExtent
140
claus
parents: 138
diff changeset
  4847
! !
claus
parents: 138
diff changeset
  4848
claus
parents: 138
diff changeset
  4849
!SimpleView methodsFor:'accessing-menus'!
claus
parents: 138
diff changeset
  4850
claus
parents: 138
diff changeset
  4851
yellowButtonMenu
claus
parents: 138
diff changeset
  4852
    "actually, this should be called 'middleButtonMenu'.
claus
parents: 138
diff changeset
  4853
     But for ST-80 compatibility ....
claus
parents: 138
diff changeset
  4854
     This method will vanish, once all views have controllers
claus
parents: 138
diff changeset
  4855
     associated with them; for now, dublicate some code also found in
claus
parents: 138
diff changeset
  4856
     controller."
claus
parents: 138
diff changeset
  4857
claus
parents: 138
diff changeset
  4858
    |sym menuHolder|
claus
parents: 138
diff changeset
  4859
claus
parents: 138
diff changeset
  4860
"/    middleButtonMenu notNil ifTrue:[
claus
parents: 138
diff changeset
  4861
"/        "/
claus
parents: 138
diff changeset
  4862
"/        "/ has been assigned a static middleButtonMenu
claus
parents: 138
diff changeset
  4863
"/        "/ (or a cached menu)
claus
parents: 138
diff changeset
  4864
"/        "/
claus
parents: 138
diff changeset
  4865
"/        ^ middleButtonMenu
claus
parents: 138
diff changeset
  4866
"/    ].
claus
parents: 138
diff changeset
  4867
claus
parents: 138
diff changeset
  4868
    menuHolder := self menuHolder.
claus
parents: 138
diff changeset
  4869
142
claus
parents: 140
diff changeset
  4870
    menuHolder notNil ifTrue:[
claus
parents: 140
diff changeset
  4871
	sym := self menuMessage.
claus
parents: 140
diff changeset
  4872
	sym notNil ifTrue:[
claus
parents: 140
diff changeset
  4873
	    "
claus
parents: 140
diff changeset
  4874
	     mhmh - for backward compatibility, try to ask
claus
parents: 140
diff changeset
  4875
	     the model first, then use the views menu.
claus
parents: 140
diff changeset
  4876
	    "
claus
parents: 140
diff changeset
  4877
	    (menuHolder respondsTo:sym) ifFalse:[
claus
parents: 140
diff changeset
  4878
		(self respondsTo:sym) ifTrue:[
claus
parents: 140
diff changeset
  4879
		    menuHolder := self
claus
parents: 140
diff changeset
  4880
		]
claus
parents: 140
diff changeset
  4881
	    ].
claus
parents: 140
diff changeset
  4882
	    "
claus
parents: 140
diff changeset
  4883
	     ask the menuHolder for the menu
claus
parents: 140
diff changeset
  4884
	    "
claus
parents: 140
diff changeset
  4885
	    ^ menuHolder perform:sym.
claus
parents: 140
diff changeset
  4886
	].
140
claus
parents: 138
diff changeset
  4887
    ].
142
claus
parents: 140
diff changeset
  4888
140
claus
parents: 138
diff changeset
  4889
    ^ nil
claus
parents: 138
diff changeset
  4890
!
claus
parents: 138
diff changeset
  4891
claus
parents: 138
diff changeset
  4892
menuHolder
claus
parents: 138
diff changeset
  4893
    "who has the menu ? 
claus
parents: 138
diff changeset
  4894
     By default, I have it."
claus
parents: 138
diff changeset
  4895
claus
parents: 138
diff changeset
  4896
    ^ self
claus
parents: 138
diff changeset
  4897
!
claus
parents: 138
diff changeset
  4898
claus
parents: 138
diff changeset
  4899
menuPerformer
claus
parents: 138
diff changeset
  4900
    "who should perform the menu actions ? 
claus
parents: 138
diff changeset
  4901
     By default, I do it."
claus
parents: 138
diff changeset
  4902
claus
parents: 138
diff changeset
  4903
    ^ self
claus
parents: 138
diff changeset
  4904
!
claus
parents: 138
diff changeset
  4905
claus
parents: 138
diff changeset
  4906
menuMessage
claus
parents: 138
diff changeset
  4907
    "Return the symbol sent to myself to aquire the menu"
claus
parents: 138
diff changeset
  4908
claus
parents: 138
diff changeset
  4909
    ^ #middleButtonMenu
claus
parents: 138
diff changeset
  4910
! !
claus
parents: 138
diff changeset
  4911
claus
parents: 138
diff changeset
  4912
!SimpleView methodsFor:'change & update'!
claus
parents: 138
diff changeset
  4913
claus
parents: 138
diff changeset
  4914
update:aspect with:aParameter from:changedObject
claus
parents: 138
diff changeset
  4915
    "an update request"
claus
parents: 138
diff changeset
  4916
claus
parents: 138
diff changeset
  4917
    aspect == #sizeOfView ifTrue:[
claus
parents: 138
diff changeset
  4918
	"one of the views we depend on changed its size"
claus
parents: 138
diff changeset
  4919
	^ self superViewChangedSize.
claus
parents: 138
diff changeset
  4920
    ].
claus
parents: 138
diff changeset
  4921
    ^super update:aspect with:aParameter from:changedObject
135
claus
parents:
diff changeset
  4922
! !
claus
parents:
diff changeset
  4923
claus
parents:
diff changeset
  4924
!SimpleView methodsFor:'enumerating subviews'!
claus
parents:
diff changeset
  4925
claus
parents:
diff changeset
  4926
allSubViewsDo:aBlock
claus
parents:
diff changeset
  4927
    "evaluate aBlock for all subviews (recursively)"
claus
parents:
diff changeset
  4928
claus
parents:
diff changeset
  4929
    (subViews isNil or:[subViews isEmpty]) ifFalse:[
claus
parents:
diff changeset
  4930
	subViews do:[:aSubview |
claus
parents:
diff changeset
  4931
	    aSubview withAllSubViewsDo:aBlock
claus
parents:
diff changeset
  4932
	]
claus
parents:
diff changeset
  4933
    ]
claus
parents:
diff changeset
  4934
!
claus
parents:
diff changeset
  4935
claus
parents:
diff changeset
  4936
withAllSubViewsDo:aBlock
claus
parents:
diff changeset
  4937
    "evaluate aBlock for the receiver and all subviews (recursively)"
claus
parents:
diff changeset
  4938
claus
parents:
diff changeset
  4939
    aBlock value:self.
claus
parents:
diff changeset
  4940
    self allSubViewsDo:aBlock
claus
parents:
diff changeset
  4941
! !
claus
parents:
diff changeset
  4942
claus
parents:
diff changeset
  4943
!SimpleView methodsFor:'scrolling-basic'!
claus
parents:
diff changeset
  4944
151
claus
parents: 145
diff changeset
  4945
scrollTo:newOrigin 
claus
parents: 145
diff changeset
  4946
    "change origin to have newOrigin be visible at the top-left.
claus
parents: 145
diff changeset
  4947
     The argument defines the integer device coordinates of the new top-left 
claus
parents: 145
diff changeset
  4948
     point."
claus
parents: 145
diff changeset
  4949
claus
parents: 145
diff changeset
  4950
    "due to historic reasons, the work is actually done by scrollUp/Down
claus
parents: 145
diff changeset
  4951
     scrollLeft/Right (those where implemented first).
claus
parents: 145
diff changeset
  4952
     This will be changed to do all work here, and call it from
claus
parents: 145
diff changeset
  4953
     the other scrolling methods."
claus
parents: 145
diff changeset
  4954
claus
parents: 145
diff changeset
  4955
    |dX   "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  4956
     dY   "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  4957
     m2   "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  4958
     orgX "{ Class:SmallInteger }"
claus
parents: 145
diff changeset
  4959
     orgY "{ Class:SmallInteger }" |
claus
parents: 145
diff changeset
  4960
claus
parents: 145
diff changeset
  4961
    transformation isNil ifTrue:[
claus
parents: 145
diff changeset
  4962
	orgY := orgX := 0
claus
parents: 145
diff changeset
  4963
    ] ifFalse:[
claus
parents: 145
diff changeset
  4964
	orgY := transformation translation y negated.
claus
parents: 145
diff changeset
  4965
	orgX := transformation translation x negated
claus
parents: 145
diff changeset
  4966
    ].
claus
parents: 145
diff changeset
  4967
    dX := newOrigin x - orgX.
claus
parents: 145
diff changeset
  4968
    dY := newOrigin y - orgY.
claus
parents: 145
diff changeset
  4969
    dX = 0 ifTrue:[
claus
parents: 145
diff changeset
  4970
	dY < 0 ifTrue:[
claus
parents: 145
diff changeset
  4971
	    ^ self scrollUp:(dY negated).
claus
parents: 145
diff changeset
  4972
	].
claus
parents: 145
diff changeset
  4973
	dY > 0 ifTrue:[
claus
parents: 145
diff changeset
  4974
	    ^ self scrollDown:dY.
claus
parents: 145
diff changeset
  4975
	].
claus
parents: 145
diff changeset
  4976
	^ self
claus
parents: 145
diff changeset
  4977
    ].
claus
parents: 145
diff changeset
  4978
    dY = 0 ifTrue:[
claus
parents: 145
diff changeset
  4979
	dX < 0 ifTrue:[
claus
parents: 145
diff changeset
  4980
	    ^ self scrollLeft:dX negated
claus
parents: 145
diff changeset
  4981
	].
claus
parents: 145
diff changeset
  4982
	dX > 0 ifTrue:[
claus
parents: 145
diff changeset
  4983
	    ^ self scrollRight:dX
claus
parents: 145
diff changeset
  4984
	].
claus
parents: 145
diff changeset
  4985
    ].
claus
parents: 145
diff changeset
  4986
claus
parents: 145
diff changeset
  4987
    self originWillChange.
claus
parents: 145
diff changeset
  4988
    self setViewOrigin:newOrigin.
claus
parents: 145
diff changeset
  4989
    shown ifTrue:[
claus
parents: 145
diff changeset
  4990
	m2 := margin * 2. "top & bottom margins"
claus
parents: 145
diff changeset
  4991
	self redrawDeviceX:margin y:margin
claus
parents: 145
diff changeset
  4992
		     width:(width - m2)
claus
parents: 145
diff changeset
  4993
		    height:(height - m2).
claus
parents: 145
diff changeset
  4994
    ].
claus
parents: 145
diff changeset
  4995
    self originChanged:(dX @ dY).
claus
parents: 145
diff changeset
  4996
!
claus
parents: 145
diff changeset
  4997
135
claus
parents:
diff changeset
  4998
scrollUp:nPixels
claus
parents:
diff changeset
  4999
    "change origin to scroll up (towards the origin) by some pixels"
claus
parents:
diff changeset
  5000
claus
parents:
diff changeset
  5001
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5002
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5003
     w     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5004
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5005
     orgX
claus
parents:
diff changeset
  5006
     orgY  "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5007
     newOrigin|
claus
parents:
diff changeset
  5008
claus
parents:
diff changeset
  5009
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5010
	orgY := orgX := 0
claus
parents:
diff changeset
  5011
    ] ifFalse:[
claus
parents:
diff changeset
  5012
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5013
	orgX := transformation translation x negated
claus
parents:
diff changeset
  5014
    ].
claus
parents:
diff changeset
  5015
claus
parents:
diff changeset
  5016
    count := nPixels.
claus
parents:
diff changeset
  5017
    (count > orgY) ifTrue:[
claus
parents:
diff changeset
  5018
	count := orgY
claus
parents:
diff changeset
  5019
    ].
claus
parents:
diff changeset
  5020
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5021
claus
parents:
diff changeset
  5022
    self originWillChange.
claus
parents:
diff changeset
  5023
    newOrigin := orgX @ (orgY - count).
claus
parents:
diff changeset
  5024
claus
parents:
diff changeset
  5025
    shown ifFalse:[
claus
parents:
diff changeset
  5026
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5027
    ] ifTrue:[
claus
parents:
diff changeset
  5028
	m2 := margin * 2. "top & bottom margins"
claus
parents:
diff changeset
  5029
	(count >= self innerHeight) ifTrue:[
claus
parents:
diff changeset
  5030
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5031
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5032
			 width:(width - m2)
claus
parents:
diff changeset
  5033
			height:(height - m2).
claus
parents:
diff changeset
  5034
	] ifFalse:[
claus
parents:
diff changeset
  5035
	    h := height - m2 - count.
claus
parents:
diff changeset
  5036
	    w := width.
claus
parents:
diff changeset
  5037
	    self catchExpose.
claus
parents:
diff changeset
  5038
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5039
	    self copyFrom:self x:margin y:margin
claus
parents:
diff changeset
  5040
			     toX:margin y:(count + margin)
claus
parents:
diff changeset
  5041
			   width:w height:h.
claus
parents:
diff changeset
  5042
claus
parents:
diff changeset
  5043
	    self setInnerClip.
claus
parents:
diff changeset
  5044
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5045
			 width:(width - m2)
claus
parents:
diff changeset
  5046
			height:count.
claus
parents:
diff changeset
  5047
claus
parents:
diff changeset
  5048
	    self waitForExpose.
claus
parents:
diff changeset
  5049
	]
claus
parents:
diff changeset
  5050
    ].
claus
parents:
diff changeset
  5051
    self originChanged:(0 @ count negated).
claus
parents:
diff changeset
  5052
!
claus
parents:
diff changeset
  5053
claus
parents:
diff changeset
  5054
scrollDown:nPixels
claus
parents:
diff changeset
  5055
    "change origin to scroll down some pixels"
claus
parents:
diff changeset
  5056
claus
parents:
diff changeset
  5057
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5058
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5059
     w     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5060
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5061
     hCont 
claus
parents:
diff changeset
  5062
     ih    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5063
     orgX  
claus
parents:
diff changeset
  5064
     orgY  "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5065
     newOrigin|
claus
parents:
diff changeset
  5066
claus
parents:
diff changeset
  5067
    hCont := self heightOfContents.
claus
parents:
diff changeset
  5068
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5069
	orgY := orgX := 0
claus
parents:
diff changeset
  5070
    ] ifFalse:[
claus
parents:
diff changeset
  5071
	hCont := (transformation applyScaleY:hCont) rounded.
claus
parents:
diff changeset
  5072
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5073
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  5074
    ].
claus
parents:
diff changeset
  5075
claus
parents:
diff changeset
  5076
    count := nPixels.
claus
parents:
diff changeset
  5077
    ih := self innerHeight.
claus
parents:
diff changeset
  5078
claus
parents:
diff changeset
  5079
    ((orgY + nPixels + ih) > hCont) ifTrue:[
claus
parents:
diff changeset
  5080
	count := hCont - orgY - ih
claus
parents:
diff changeset
  5081
    ].
claus
parents:
diff changeset
  5082
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5083
claus
parents:
diff changeset
  5084
    self originWillChange.
claus
parents:
diff changeset
  5085
    newOrigin := orgX @ (orgY + count).
claus
parents:
diff changeset
  5086
    shown ifFalse:[
claus
parents:
diff changeset
  5087
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5088
    ] ifTrue:[
claus
parents:
diff changeset
  5089
	m2 := margin * 2.
claus
parents:
diff changeset
  5090
	(count >= ih) ifTrue:[
claus
parents:
diff changeset
  5091
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5092
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5093
			 width:(width - m2)
claus
parents:
diff changeset
  5094
			height:(height - m2).
claus
parents:
diff changeset
  5095
	] ifFalse:[
claus
parents:
diff changeset
  5096
	    h := height - m2 - count.
claus
parents:
diff changeset
  5097
	    w := self width.
claus
parents:
diff changeset
  5098
	    self catchExpose.
claus
parents:
diff changeset
  5099
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5100
	    self copyFrom:self x:margin y:(count + margin)
claus
parents:
diff changeset
  5101
			     toX:margin y:margin
claus
parents:
diff changeset
  5102
			   width:w 
claus
parents:
diff changeset
  5103
			  height:h.
claus
parents:
diff changeset
  5104
claus
parents:
diff changeset
  5105
	    self setInnerClip.
claus
parents:
diff changeset
  5106
	    self redrawDeviceX:margin y:(h + margin) 
claus
parents:
diff changeset
  5107
			 width:(width - m2) height:count.
claus
parents:
diff changeset
  5108
claus
parents:
diff changeset
  5109
	    self waitForExpose.
claus
parents:
diff changeset
  5110
	]
claus
parents:
diff changeset
  5111
    ].
claus
parents:
diff changeset
  5112
    self originChanged:(0 @ count).
claus
parents:
diff changeset
  5113
!
claus
parents:
diff changeset
  5114
claus
parents:
diff changeset
  5115
scrollLeft:nPixels
claus
parents:
diff changeset
  5116
    "change origin to scroll left some pixels"
claus
parents:
diff changeset
  5117
claus
parents:
diff changeset
  5118
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5119
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5120
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5121
     orgX orgY newOrigin|
claus
parents:
diff changeset
  5122
claus
parents:
diff changeset
  5123
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5124
	orgY := orgX := 0
claus
parents:
diff changeset
  5125
    ] ifFalse:[
claus
parents:
diff changeset
  5126
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5127
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  5128
    ].
claus
parents:
diff changeset
  5129
claus
parents:
diff changeset
  5130
    count := nPixels.
claus
parents:
diff changeset
  5131
    (count > orgX) ifTrue:[
claus
parents:
diff changeset
  5132
	count := orgX
claus
parents:
diff changeset
  5133
    ].
claus
parents:
diff changeset
  5134
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5135
claus
parents:
diff changeset
  5136
    self originWillChange.
claus
parents:
diff changeset
  5137
    newOrigin := (orgX - count) @ orgY.
claus
parents:
diff changeset
  5138
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 >= self innerWidth) 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).
claus
parents:
diff changeset
  5150
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:margin
claus
parents:
diff changeset
  5154
			     toX:(count + margin) y:margin
claus
parents:
diff changeset
  5155
			   width:(width - m2 - count) 
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:margin
claus
parents:
diff changeset
  5160
			 width:count height:(height - m2).
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:(count negated @ 0).
claus
parents:
diff changeset
  5166
!
claus
parents:
diff changeset
  5167
claus
parents:
diff changeset
  5168
scrollRight:nPixels
claus
parents:
diff changeset
  5169
    "change origin to scroll right 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
     wCont 
claus
parents:
diff changeset
  5175
     iw    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  5176
     orgX orgY newOrigin|
claus
parents:
diff changeset
  5177
claus
parents:
diff changeset
  5178
    wCont := self widthOfContents.
claus
parents:
diff changeset
  5179
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  5180
	orgY := orgX := 0
claus
parents:
diff changeset
  5181
    ] ifFalse:[
claus
parents:
diff changeset
  5182
	wCont := (transformation applyScaleX:wCont) rounded.
claus
parents:
diff changeset
  5183
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  5184
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  5185
    ].
claus
parents:
diff changeset
  5186
claus
parents:
diff changeset
  5187
    count := nPixels.
claus
parents:
diff changeset
  5188
    iw := self innerWidth.
claus
parents:
diff changeset
  5189
claus
parents:
diff changeset
  5190
    ((orgX + nPixels + iw) > wCont) ifTrue:[
claus
parents:
diff changeset
  5191
	count := wCont - orgX - iw
claus
parents:
diff changeset
  5192
    ].
claus
parents:
diff changeset
  5193
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  5194
claus
parents:
diff changeset
  5195
    self originWillChange.
claus
parents:
diff changeset
  5196
    newOrigin := (orgX + count) @ orgY.
claus
parents:
diff changeset
  5197
claus
parents:
diff changeset
  5198
    shown ifFalse:[
claus
parents:
diff changeset
  5199
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5200
    ] ifTrue:[
claus
parents:
diff changeset
  5201
	m2 := margin * 2.
claus
parents:
diff changeset
  5202
	(count >= iw) ifTrue:[
claus
parents:
diff changeset
  5203
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5204
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  5205
			 width:(width - m2)
claus
parents:
diff changeset
  5206
			height:(height - m2).
claus
parents:
diff changeset
  5207
	] ifFalse:[
claus
parents:
diff changeset
  5208
	    m2 := margin * 2.
claus
parents:
diff changeset
  5209
	    h := (height - m2).
claus
parents:
diff changeset
  5210
claus
parents:
diff changeset
  5211
	    self catchExpose.
claus
parents:
diff changeset
  5212
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  5213
	    self copyFrom:self x:(count + margin) y:margin
claus
parents:
diff changeset
  5214
			     toX:margin y:margin
claus
parents:
diff changeset
  5215
			   width:(width - m2 - count) 
claus
parents:
diff changeset
  5216
			  height:h.
claus
parents:
diff changeset
  5217
claus
parents:
diff changeset
  5218
	    self setInnerClip.
claus
parents:
diff changeset
  5219
	    self redrawDeviceX:(width - margin - count) y:margin 
claus
parents:
diff changeset
  5220
			 width:count height:(height - m2).
claus
parents:
diff changeset
  5221
claus
parents:
diff changeset
  5222
	    self waitForExpose.
claus
parents:
diff changeset
  5223
	].
claus
parents:
diff changeset
  5224
    ].
claus
parents:
diff changeset
  5225
    self originChanged:(count @ 0).
claus
parents:
diff changeset
  5226
! !
claus
parents:
diff changeset
  5227
claus
parents:
diff changeset
  5228
!SimpleView methodsFor:'scrolling'!
claus
parents:
diff changeset
  5229
claus
parents:
diff changeset
  5230
widthForScrollBetween:yStart and:yEnd 
claus
parents:
diff changeset
  5231
    "return the width in pixels for a scroll between yStart and yEnd
claus
parents:
diff changeset
  5232
     - return full width here since we do not know how wide contents is.
claus
parents:
diff changeset
  5233
     Views which only use part of their space (short lists, text) may redefine
claus
parents:
diff changeset
  5234
     this method and return the number of pixels that have to be scrolled.
claus
parents:
diff changeset
  5235
     On slow displays, this may make a difference; on fast ones you will probably
claus
parents:
diff changeset
  5236
     not notice any difference."
claus
parents:
diff changeset
  5237
claus
parents:
diff changeset
  5238
    ^ (width - margin - margin)
claus
parents:
diff changeset
  5239
!
claus
parents:
diff changeset
  5240
claus
parents:
diff changeset
  5241
verticalScrollStep
claus
parents:
diff changeset
  5242
    "return the amount to scroll when stepping up/down.
claus
parents:
diff changeset
  5243
     Subclasses may want to redefine this."
claus
parents:
diff changeset
  5244
claus
parents:
diff changeset
  5245
    ^ (device verticalPixelPerMillimeter * 20) asInteger
claus
parents:
diff changeset
  5246
!
claus
parents:
diff changeset
  5247
claus
parents:
diff changeset
  5248
scrollVerticalToPercent:percent
claus
parents:
diff changeset
  5249
    "scroll to a position given in percent of total"
claus
parents:
diff changeset
  5250
claus
parents:
diff changeset
  5251
    |hCont|
claus
parents:
diff changeset
  5252
claus
parents:
diff changeset
  5253
    hCont := self heightOfContents.
claus
parents:
diff changeset
  5254
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  5255
	hCont := transformation applyScaleY:hCont.
claus
parents:
diff changeset
  5256
    ].
claus
parents:
diff changeset
  5257
    self scrollVerticalTo:
claus
parents:
diff changeset
  5258
	    ((((hCont * percent) / 100.0) + 0.5) asInteger)
claus
parents:
diff changeset
  5259
!
claus
parents:
diff changeset
  5260
claus
parents:
diff changeset
  5261
scrollVerticalTo:aPixelOffset
claus
parents:
diff changeset
  5262
    "change origin to make aPixelOffset be the top line"
claus
parents:
diff changeset
  5263
claus
parents:
diff changeset
  5264
    |orgY|
claus
parents:
diff changeset
  5265
claus
parents:
diff changeset
  5266
    orgY := self viewOrigin y.
claus
parents:
diff changeset
  5267
claus
parents:
diff changeset
  5268
    (aPixelOffset < orgY) ifTrue:[
claus
parents:
diff changeset
  5269
	self scrollUp:(orgY - aPixelOffset)
claus
parents:
diff changeset
  5270
    ] ifFalse:[
claus
parents:
diff changeset
  5271
	(aPixelOffset > orgY) ifTrue:[
claus
parents:
diff changeset
  5272
	    self scrollDown:(aPixelOffset - orgY)
claus
parents:
diff changeset
  5273
	]
claus
parents:
diff changeset
  5274
    ]
claus
parents:
diff changeset
  5275
!
claus
parents:
diff changeset
  5276
claus
parents:
diff changeset
  5277
scrollHorizontalToPercent:percent
claus
parents:
diff changeset
  5278
    "scroll to a position given in percent of total"
claus
parents:
diff changeset
  5279
claus
parents:
diff changeset
  5280
    |wCont|
claus
parents:
diff changeset
  5281
claus
parents:
diff changeset
  5282
    wCont := self widthOfContents.
claus
parents:
diff changeset
  5283
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  5284
	wCont := transformation applyScaleX:wCont.
claus
parents:
diff changeset
  5285
    ].
claus
parents:
diff changeset
  5286
    self scrollHorizontalTo:
claus
parents:
diff changeset
  5287
	    ((((wCont * percent) / 100.0) + 0.5) asInteger)
claus
parents:
diff changeset
  5288
!
claus
parents:
diff changeset
  5289
140
claus
parents: 138
diff changeset
  5290
horizontalScrollStep
claus
parents: 138
diff changeset
  5291
    "return the amount to scroll when stepping left/right.
claus
parents: 138
diff changeset
  5292
     Subclasses may want to redefine this."
claus
parents: 138
diff changeset
  5293
claus
parents: 138
diff changeset
  5294
    ^ (device horizontalPixelPerMillimeter * 20) asInteger
claus
parents: 138
diff changeset
  5295
!
claus
parents: 138
diff changeset
  5296
135
claus
parents:
diff changeset
  5297
scrollHorizontalTo:aPixelOffset
claus
parents:
diff changeset
  5298
    "change origin to make aPixelOffset be the left col"
claus
parents:
diff changeset
  5299
claus
parents:
diff changeset
  5300
    |orgX|
claus
parents:
diff changeset
  5301
claus
parents:
diff changeset
  5302
    orgX := self viewOrigin x.
claus
parents:
diff changeset
  5303
claus
parents:
diff changeset
  5304
    (aPixelOffset < orgX) ifTrue:[
claus
parents:
diff changeset
  5305
	self scrollLeft:(orgX - aPixelOffset)
claus
parents:
diff changeset
  5306
    ] ifFalse:[
claus
parents:
diff changeset
  5307
	(aPixelOffset > orgX) ifTrue:[
claus
parents:
diff changeset
  5308
	    self scrollRight:(aPixelOffset - orgX)
claus
parents:
diff changeset
  5309
	]
claus
parents:
diff changeset
  5310
    ]
claus
parents:
diff changeset
  5311
!
claus
parents:
diff changeset
  5312
claus
parents:
diff changeset
  5313
scrollToTop
claus
parents:
diff changeset
  5314
    "move viewOrigin to top"
claus
parents:
diff changeset
  5315
claus
parents:
diff changeset
  5316
    self scrollVerticalTo:0
claus
parents:
diff changeset
  5317
!
claus
parents:
diff changeset
  5318
claus
parents:
diff changeset
  5319
scrollToTopLeft
claus
parents:
diff changeset
  5320
    "move viewOrigin to top/left"
claus
parents:
diff changeset
  5321
151
claus
parents: 145
diff changeset
  5322
    self scrollTo:(0 @ 0).
135
claus
parents:
diff changeset
  5323
!
claus
parents:
diff changeset
  5324
claus
parents:
diff changeset
  5325
scrollUp
claus
parents:
diff changeset
  5326
    "scroll up by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5327
     scroll-step up button is pressed."
claus
parents:
diff changeset
  5328
claus
parents:
diff changeset
  5329
    self scrollUp:(self verticalScrollStep)
claus
parents:
diff changeset
  5330
!
claus
parents:
diff changeset
  5331
claus
parents:
diff changeset
  5332
scrollDown
claus
parents:
diff changeset
  5333
    "scroll down by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5334
     scroll-step down button is pressed."
claus
parents:
diff changeset
  5335
claus
parents:
diff changeset
  5336
    self scrollDown:(self verticalScrollStep)
claus
parents:
diff changeset
  5337
!
claus
parents:
diff changeset
  5338
claus
parents:
diff changeset
  5339
scrollLeft
claus
parents:
diff changeset
  5340
    "scroll left by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5341
     scroll-step left button is pressed."
claus
parents:
diff changeset
  5342
claus
parents:
diff changeset
  5343
    self scrollLeft:(self horizontalScrollStep)
claus
parents:
diff changeset
  5344
!
claus
parents:
diff changeset
  5345
claus
parents:
diff changeset
  5346
scrollRight
claus
parents:
diff changeset
  5347
    "scroll right by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  5348
     scroll-step right button is pressed."
claus
parents:
diff changeset
  5349
claus
parents:
diff changeset
  5350
    self scrollRight:(self horizontalScrollStep)
claus
parents:
diff changeset
  5351
! !
claus
parents:
diff changeset
  5352
claus
parents:
diff changeset
  5353
!SimpleView methodsFor:'user notification'!
claus
parents:
diff changeset
  5354
claus
parents:
diff changeset
  5355
warn:aString
claus
parents:
diff changeset
  5356
    "like Objects warn, but translates the string via the
claus
parents:
diff changeset
  5357
     resourcePack, thus giving a translated string automatically"
claus
parents:
diff changeset
  5358
151
claus
parents: 145
diff changeset
  5359
    super warn:(resources string:aString) withCRs
135
claus
parents:
diff changeset
  5360
!
claus
parents:
diff changeset
  5361
claus
parents:
diff changeset
  5362
warn:aString with:argument
claus
parents:
diff changeset
  5363
    "like Objects warn, but translates the string via the
claus
parents:
diff changeset
  5364
     resourcePack, thus giving a translated string automatically"
claus
parents:
diff changeset
  5365
151
claus
parents: 145
diff changeset
  5366
    super warn:(resources string:aString with:argument) withCRs
claus
parents: 145
diff changeset
  5367
!
claus
parents: 145
diff changeset
  5368
claus
parents: 145
diff changeset
  5369
warn:aString with:arg1 with:arg2
claus
parents: 145
diff changeset
  5370
    "like Objects warn, but translates the string via the
claus
parents: 145
diff changeset
  5371
     resourcePack, thus giving a translated string automatically"
claus
parents: 145
diff changeset
  5372
claus
parents: 145
diff changeset
  5373
    super warn:(resources string:aString with:arg1 with:arg2) withCRs
135
claus
parents:
diff changeset
  5374
! !
claus
parents:
diff changeset
  5375
claus
parents:
diff changeset
  5376
!SimpleView methodsFor:'cursor animation'!
claus
parents:
diff changeset
  5377
claus
parents:
diff changeset
  5378
showBusyWhile:aBlock
claus
parents:
diff changeset
  5379
    "evaluate some time consuming block, while doing this,
claus
parents:
diff changeset
  5380
     show a spinning wheel cursor"
claus
parents:
diff changeset
  5381
claus
parents:
diff changeset
  5382
    |ok bitmaps cursors mask process oldCursor|
claus
parents:
diff changeset
  5383
claus
parents:
diff changeset
  5384
    oldCursor := cursor.
claus
parents:
diff changeset
  5385
claus
parents:
diff changeset
  5386
    ok := true.
claus
parents:
diff changeset
  5387
    bitmaps := #('wheel1' 'wheel2' 'wheel3' 'wheel4') 
claus
parents:
diff changeset
  5388
	       collect:[:name |
claus
parents:
diff changeset
  5389
		   |f|
claus
parents:
diff changeset
  5390
claus
parents:
diff changeset
  5391
		   f := Form fromFile:(name , '.xbm').
claus
parents:
diff changeset
  5392
		   f isNil ifTrue:[
claus
parents:
diff changeset
  5393
			('no bitmap file: ' , name , '.xbm') errorPrintNL.
claus
parents:
diff changeset
  5394
			ok := false
claus
parents:
diff changeset
  5395
		   ].
claus
parents:
diff changeset
  5396
		   f
claus
parents:
diff changeset
  5397
	       ].
claus
parents:
diff changeset
  5398
claus
parents:
diff changeset
  5399
    mask := Form fromFile:'wheelm.xbm'.
claus
parents:
diff changeset
  5400
    mask isNil ifTrue:[
claus
parents:
diff changeset
  5401
	('no bitmap file: ' , mask , '.xbm') errorPrintNL.
claus
parents:
diff changeset
  5402
	ok := false
claus
parents:
diff changeset
  5403
    ].
claus
parents:
diff changeset
  5404
claus
parents:
diff changeset
  5405
    ok ifFalse:[
claus
parents:
diff changeset
  5406
	self cursor:Cursor wait.
claus
parents:
diff changeset
  5407
	aBlock valueNowOrOnUnwindDo:[
claus
parents:
diff changeset
  5408
	    self cursor:oldCursor
claus
parents:
diff changeset
  5409
	]
claus
parents:
diff changeset
  5410
    ] ifTrue:[
claus
parents:
diff changeset
  5411
	cursors := bitmaps collect:[:form | (Cursor sourceForm:form
claus
parents:
diff changeset
  5412
						      maskForm:mask
claus
parents:
diff changeset
  5413
							  hotX:8
claus
parents:
diff changeset
  5414
							  hotY:8) on:device].
claus
parents:
diff changeset
  5415
claus
parents:
diff changeset
  5416
	process := [
claus
parents:
diff changeset
  5417
		    (Delay forSeconds:0.25) wait.
claus
parents:
diff changeset
  5418
		    [true] whileTrue:[
claus
parents:
diff changeset
  5419
			cursors do:[:curs |
claus
parents:
diff changeset
  5420
			    self cursor:curs.
claus
parents:
diff changeset
  5421
			    (Delay forSeconds:0.05) wait
claus
parents:
diff changeset
  5422
			]
claus
parents:
diff changeset
  5423
		    ]
claus
parents:
diff changeset
  5424
		   ] fork.
claus
parents:
diff changeset
  5425
claus
parents:
diff changeset
  5426
	Processor activeProcess priority:7.
claus
parents:
diff changeset
  5427
	aBlock valueNowOrOnUnwindDo:[
claus
parents:
diff changeset
  5428
	    Processor activeProcess priority:8.
claus
parents:
diff changeset
  5429
	    process terminate.
claus
parents:
diff changeset
  5430
	    self cursor:oldCursor
claus
parents:
diff changeset
  5431
	]
claus
parents:
diff changeset
  5432
    ].
claus
parents:
diff changeset
  5433
claus
parents:
diff changeset
  5434
    "
claus
parents:
diff changeset
  5435
     View new realize showBusyWhile:[10 timesRepeat:[3000 factorial]]
claus
parents:
diff changeset
  5436
    "
claus
parents:
diff changeset
  5437
! !
claus
parents:
diff changeset
  5438
claus
parents:
diff changeset
  5439
SimpleView initialize!