VarVPanel.st
author Claus Gittinger <cg@exept.de>
Tue, 05 Dec 1995 20:12:25 +0100
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examples
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 COPYRIGHT (c) 1991 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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SimpleView subclass:#VariableVerticalPanel
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	 instanceVariableNames:'barHeight barWidth separatingLine shadowForm lightForm showHandle
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                handlePosition handleColor handleStyle handleLevel noColor
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                trackLine redrawLocked'
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	 classVariableNames:'DefaultShowHandle DefaultHandleStyle DefaultHandlePosition
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                DefaultTrackingLine DefaultSeparatingLine DefaultHandleColor
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                DefaultHandleLevel DefaultCursor'
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	 poolDictionaries:''
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	 category:'Views-Layout'
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!
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!VariableVerticalPanel class methodsFor:'documentation'!
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copyright
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"
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 COPYRIGHT (c) 1991 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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documentation
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    a View to separate its subviews vertically by a movable bar;
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    the size-ratios of the subviews can be changed by moving this bar.
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    The bar-handle is either an exposed knob (style == #motif)
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    or the forms defined in Scroller (style ~~ #motif)
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    or nothing.
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    The subvies dimensions MUST be given as relative sizes;
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    typically creation is done as:
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	p := VariableVerticalPanel in:superView.
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	v1 := <someViewClass> origin:0.0 @ 0.0
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			      corner:1.0 @ 0.5
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				  in:p.
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	v2 := <someViewClass> origin:0.0 @ 0.5 
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			      corner:1.0 @ 0.8 
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				  in:p.
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	v3 := <someViewClass> origin:0.0 @ 0.8 
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			      corner:1.0 @ 1.0
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				  in:p.
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"
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!
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examples
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   example:
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	|top p v1 v2 v3|
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	top := StandardSystemView new.
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	top extent:300@300.
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	p := VariableVerticalPanel 
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		 origin:0.0 @ 0.0
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		 corner:1.0 @ 1.0
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		 in:top.
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	v1 := View origin:0.0@0.0 corner:1.0@(1/3) in:p.
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	v2 := View origin:0.0@(1/3) corner:1.0@(2/3) in:p.
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	v3 := View origin:0.0@(2/3) corner:1.0@1.0 in:p.
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	v1 viewBackground:(Color red).
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	v2 viewBackground:(Color green).
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	v3 viewBackground:(Color yellow).
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	top open
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   example:
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	|top p v1 v2 v3|
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	top := StandardSystemView new.
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	top extent:300@300.
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	p := VariableVerticalPanel 
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		 origin:0.0 @ 0.0
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		 corner:1.0 @ 1.0
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		 in:top.
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	p handleLevel:-1.
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	v1 := View origin:0.0@0.0 corner:1.0@(1/3) in:p.
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	v2 := View origin:0.0@(1/3) corner:1.0@(2/3) in:p.
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	v3 := View origin:0.0@(2/3) corner:1.0@1.0 in:p.
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	v1 viewBackground:(Color red).
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	v2 viewBackground:(Color green).
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	v3 viewBackground:(Color yellow).
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	top open
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    example:
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	|top p v1 v2 v3|
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	top := StandardSystemView new.
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	top extent:300@300.
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	p := VariableVerticalPanel 
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		 origin:0.0 @ 0.0
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		 corner:1.0 @ 1.0
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		 in:top.
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	v1 := ScrollableView for:SelectionInListView in:p.
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	v1 origin:0.0 @ 0.0 corner:1.0 @ 0.5.
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	v1 list:(FileDirectory directoryNamed:'/etc') contents.
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	v1 action:[:selNr |
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		|fullName stream text|
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		fullName := '/etc/' , v1 selectionValue.
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		stream := fullName asFilename readStream.
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		stream notNil ifTrue:[
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		    text := stream contents.
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		    v2 contents:text.
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		    v3 contents:text
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		]
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	].
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	v2 := TextView 
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		 origin:0.0 @ 0.5 corner:1.0 @ 0.8 in:p.
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	v3 := ScrollableView 
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		 for:TextView 
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		 in:p.
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	v3 origin:0.0 @ 0.8 corner:1.0 @ 1.0.
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	top open
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! !
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!VariableVerticalPanel class methodsFor:'defaults'!
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lightFormOn:aDisplay
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    "use same handle as Scroller"
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    ^ Scroller handleLightFormOn:aDisplay
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!
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shadowFormOn:aDisplay
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    "use same handle as Scroller"
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    ^ Scroller handleShadowFormOn:aDisplay
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!
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updateStyleCache
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    DefaultShowHandle := StyleSheet at:'variablePanelShowHandle' default:true.
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    DefaultHandleStyle := StyleSheet at:'variablePanelHandleStyle'.
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    DefaultHandlePosition := StyleSheet at:'variablePanelHandlePosition' default:#right.
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    DefaultHandleLevel := StyleSheet at:'variablePanelHandleLevel' default:2.
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    DefaultTrackingLine := StyleSheet at:'variablePanelTrackingLine' default:false.
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    DefaultSeparatingLine := StyleSheet at:'variablePanelSeparatingLine' default:false.
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    DefaultHandleColor := StyleSheet colorAt:'variablePanelHandleColor' default:Black.
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! !
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!VariableVerticalPanel methodsFor:'accessing'!
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add:aView
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    "a view is added; make its size relative (if not already done)"
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"obsolete" self halt.
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    super add:aView.
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    shown ifTrue:[
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	(superView isNil or:[superView shown]) ifTrue:[
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	    self setupSubviewSizes
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	]
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    ]
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!
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barHeight
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    "return the height of the separating bar"
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    ^ barHeight
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!
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barHeight:nPixel
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    "set the height of the separating bar"
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    barHeight := nPixel.
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    "if screen is very low-res, make certain bar is visible and catchable"
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    (barHeight < 4) ifTrue:[
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	barHeight := 4
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    ].
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    "make it even so spacing is equally spreadable among subviews"
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    barHeight odd ifTrue:[
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	barHeight := barHeight + 1
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    ]
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!
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handleLevel:aNumber
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    "define the 3D level of the handle (only with some styles).
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     Normally, this is defined via styleSheet files, but this entry allows
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     individual views to be manipulated."
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    handleLevel := aNumber
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!
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handlePosition
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    "return the position of the handle"
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    ^ handlePosition
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!
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handlePosition:aSymbol
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    "define the position of the handle; the argument aSymbol
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     may be one of #left, #right or #center"
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    handlePosition := aSymbol
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!
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removeSubView:aView
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    "a view is removed; adjust other subviews sizes"
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    super removeSubView:aView.
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    shown ifTrue:[
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	(superView isNil or:[superView shown]) ifTrue:[
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	    self setupSubviewSizes
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	]
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    ]
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!
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202
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style:styleSymbol
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    "define the style of the handle;
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     styleSymbol may be #motif to draw a little knob or
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     anything else to draw scrollBars handleForm.
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     Normally, this is defined via styleSheet files, but this entry allows
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     individual views to be manipulated."
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    (styleSymbol ~~ handleStyle) ifTrue:[
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	handleStyle := styleSymbol.
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	handleStyle == #next ifTrue:[
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	    shadowForm := self class shadowFormOn:device.
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	    lightForm := self class lightFormOn:device.
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	] ifFalse:[
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	    shadowForm := lightForm := nil
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	].
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	shadowForm notNil ifTrue:[
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	    (self is3D and:[handleStyle ~~ #motif]) ifTrue:[
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		self barHeight:(shadowForm height + 2).
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		barWidth := shadowForm width
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	    ]
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	].
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	shown ifTrue:[
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	    self resizeSubviewsFrom:1 to:(subViews size).
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	    self redraw
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	]
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    ]
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! !
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!VariableVerticalPanel methodsFor:'drawing'!
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drawHandleAtX:hx y:hy
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    "draw a single handle at hx/hy"
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    |h y m|
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    shadowForm notNil ifTrue:[
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	h := shadowForm height
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    ] ifFalse:[
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	h := barHeight - 4
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    ].
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    self paint:viewBackground.
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    self fillRectangleX:margin y:hy 
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		  width:(width - margin - margin) 
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		  height:barHeight.
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    (handleStyle ~~ #normal and:[handleStyle ~~ #mswindows]) ifTrue:[
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	m := (barHeight - h) // 2.
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	shadowForm isNil ifTrue:[
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	    y := hy + (barHeight // 2).
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	    separatingLine ifTrue:[
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		self paint:shadowColor.
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		self displayLineFromX:margin y:y toX:(width - margin) y:y.
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		y := y + 1.
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		self paint:lightColor.
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		self displayLineFromX:margin y:y toX:(width - margin) y:y.
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	    ].
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	    self paint:viewBackground.
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	    self fillRectangleX:(hx - barWidth) y:hy 
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			 width:(barWidth + barWidth) 
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			 height:h.
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	    handleStyle == #line ifTrue:[
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		self paint:handleColor.
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		self displayLineFromX:hx - barWidth y:y toX:hx + barWidth y:y
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	    ] ifFalse:[
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		y := hy.   
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		handleStyle == #st80 ifTrue:[
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		    y := y - 1
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		].
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		self drawEdgesForX:(hx - barWidth)
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				 y:(y + m)
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			     width:(barWidth + barWidth)
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			    height:h 
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			     level:handleLevel.
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		handleStyle == #iris ifTrue:[
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		    self paint:handleColor.
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		    self fillDeviceRectangleX:(hx - barWidth + 2)
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					    y:(y + m + 2)
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					width:(barWidth + barWidth - 4)
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				       height:h - 4
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		]
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	    ].
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	] ifFalse:[
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	    y := hy.
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	    self drawHandleFormAtX:hx y:(y + m)
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	].
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	handleStyle == #st80 ifTrue:[
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	    y := hy - 1.
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	    self paint:lightColor.
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	    self displayLineFromX:margin y:y toX:(width - margin - margin - 1) y:y.
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	    self displayLineFromX:0 y:hy toX:0 y:(hy + barHeight - 1).
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   338
	    y := hy + barHeight - 2.
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   339
	    self paint:shadowColor.
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   340
	    self displayLineFromX:margin y:y toX:(width - margin) y:y.
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   341
		"uncomment the -1 if you dont like the notch at the right end"
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   342
		"                            VVV"
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   343
	    self displayLineFromX:width-1 y:hy" "-1" " toX:width-1 y:(hy + barHeight - 1).
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   344
	].
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   345
    ] ifFalse:[
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   346
	y := hy + barHeight - 1.
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   347
	self paint:handleColor.
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   348
	separatingLine ifTrue:[
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   349
	    self displayLineFromX:0 y:hy+1 toX:width y:hy+1.
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   350
	    self displayLineFromX:0 y:y toX:width y:y.
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   351
	].
63
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   352
	self fillRectangleX:hx y:hy width:barWidth height:barHeight
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   353
    ]
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   354
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   355
    "Modified: 14.11.1995 / 20:31:02 / cg"
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   356
!
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202
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   358
drawHandleFormAtX:hx y:hy
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   359
    "draw a handles bitmap at hx/hy"
105
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   360
202
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   361
    self paint:shadowColor.
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   362
    self displayForm:shadowForm x:hx y:hy.
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   363
    self paint:lightColor.
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   364
    self displayForm:lightForm x:hx y:hy.
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   365
    self paint:viewBackground
105
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diff changeset
   366
!
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diff changeset
   367
99
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   368
invertHandleBarAtX:hx y:hy
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   369
    self noClipByChildren.
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   370
    self xoring:[
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   371
	|y|
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diff changeset
   372
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   373
	trackLine ifTrue:[
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   374
	    y := hy + (barHeight // 2).
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   375
	    self displayLineFromX:0 y:y toX:width y:y.
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parents: 95
diff changeset
   376
	] ifFalse:[
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   377
	    self fillRectangleX:0 y:hy width:width height:barHeight
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diff changeset
   378
	]
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   379
    ].
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   380
    self clipByChildren.
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diff changeset
   381
!
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   382
202
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   383
lockRedraw
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   384
    redrawLocked := true
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   385
!
99
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diff changeset
   386
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diff changeset
   387
redraw
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   388
    "redraw all of the handles"
79
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diff changeset
   389
202
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   390
    redrawLocked ~~ true ifTrue:[
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   391
	self redrawHandlesFrom:1 to:(subViews size)
99
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parents: 95
diff changeset
   392
    ]
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parents: 95
diff changeset
   393
!
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parents: 95
diff changeset
   394
202
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diff changeset
   395
redrawHandlesFrom:start to:stop
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diff changeset
   396
    "redraw some handles"
105
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diff changeset
   397
202
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diff changeset
   398
    subViews notNil ifTrue:[
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diff changeset
   399
	showHandle ifTrue:[
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   400
	    self handleOriginsFrom:start to:stop do:[:hPoint |
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   401
		self drawHandleAtX:(hPoint x) y:(hPoint y)
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diff changeset
   402
	    ].
59
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parents: 38
diff changeset
   403
	]
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parents:
diff changeset
   404
    ]
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parents:
diff changeset
   405
!
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parents:
diff changeset
   406
202
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diff changeset
   407
unlockRedraw
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parents: 175
diff changeset
   408
    redrawLocked := false
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parents: 175
diff changeset
   409
! !
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parents:
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   410
202
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   411
!VariableVerticalPanel methodsFor:'event handling'!
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   412
202
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   413
sizeChanged:how
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parents: 175
diff changeset
   414
    "tell subviews if I change size"
175
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parents: 174
diff changeset
   415
202
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diff changeset
   416
    shown ifTrue:[
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diff changeset
   417
	(how == #smaller) ifTrue:[
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   418
	    self resizeSubviewsFrom:1 to:(subViews size)
99
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parents: 95
diff changeset
   419
	] ifFalse:[
202
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   420
	    self resizeSubviewsFrom:(subViews size) to:1
99
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diff changeset
   421
	]
202
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   422
    ].
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parents: 175
diff changeset
   423
    self changed:#sizeOfView with:how.
99
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parents: 95
diff changeset
   424
! !
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parents: 95
diff changeset
   425
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parents: 95
diff changeset
   426
!VariableVerticalPanel methodsFor:'initializing'!
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diff changeset
   427
202
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diff changeset
   428
defaultControllerClass
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diff changeset
   429
    ^ VariableVerticalPanelController
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parents: 175
diff changeset
   430
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parents: 175
diff changeset
   431
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parents: 175
diff changeset
   432
!
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parents: 175
diff changeset
   433
99
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diff changeset
   434
fixSize 
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parents: 95
diff changeset
   435
    extentChanged ifTrue:[
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claus
parents: 95
diff changeset
   436
	super fixSize.
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parents: 95
diff changeset
   437
	self resizeSubviewsFrom:1 to:(subViews size)
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parents:
diff changeset
   438
    ] ifFalse:[
99
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parents: 95
diff changeset
   439
	super fixSize
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parents:
diff changeset
   440
    ]
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parents:
diff changeset
   441
!
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   442
202
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diff changeset
   443
initCursor
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diff changeset
   444
    "set the cursor - a double arrow"
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parents: 175
diff changeset
   445
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diff changeset
   446
    DefaultCursor notNil ifTrue:[
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diff changeset
   447
	cursor := DefaultCursor
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parents: 175
diff changeset
   448
    ] ifFalse:[
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parents: 175
diff changeset
   449
	cursor := Cursor sourceForm:(Form fromFile:'VVPanel.xbm')
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diff changeset
   450
			 maskForm:(Form fromFile:'VVPanel_m.xbm')
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parents: 175
diff changeset
   451
			 hotX:8
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diff changeset
   452
			 hotY:8.
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diff changeset
   453
	"
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parents: 175
diff changeset
   454
	 if bitmaps are not available, use a standard cursor
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parents: 175
diff changeset
   455
	"
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parents: 175
diff changeset
   456
	cursor isNil ifTrue:[
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diff changeset
   457
	    "which one looks better ?"
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diff changeset
   458
	    cursor := Cursor upDownArrow
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diff changeset
   459
	    "cursor := Cursor upLimitArrow"
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diff changeset
   460
	].
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diff changeset
   461
	DefaultCursor := cursor
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diff changeset
   462
    ]
105
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parents: 99
diff changeset
   463
!
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parents: 99
diff changeset
   464
99
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diff changeset
   465
initStyle
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parents: 95
diff changeset
   466
    |mm|
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parents:
diff changeset
   467
99
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parents: 95
diff changeset
   468
    super initStyle.
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parents:
diff changeset
   469
99
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diff changeset
   470
    handleColor := DefaultHandleColor on:device.
175
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parents: 174
diff changeset
   471
    handleLevel := DefaultHandleLevel.
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parents:
diff changeset
   472
99
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diff changeset
   473
    showHandle := DefaultShowHandle.
63
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parents: 60
diff changeset
   474
99
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parents: 95
diff changeset
   475
    DefaultHandleStyle isNil ifTrue:[
130
claus
parents: 119
diff changeset
   476
	handleStyle := styleSheet name
99
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claus
parents: 95
diff changeset
   477
    ] ifFalse:[
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parents: 95
diff changeset
   478
	handleStyle := DefaultHandleStyle
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claus
parents: 95
diff changeset
   479
    ].
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claus
parents: 95
diff changeset
   480
    handleStyle == #next ifTrue:[
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claus
parents: 95
diff changeset
   481
	shadowForm := self class shadowFormOn:device.
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parents: 95
diff changeset
   482
	lightForm := self class lightFormOn:device.
63
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parents: 60
diff changeset
   483
99
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parents: 95
diff changeset
   484
	self barHeight:(shadowForm height + 2).
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parents: 95
diff changeset
   485
	barWidth := shadowForm width.
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claus
parents:
diff changeset
   486
    ] ifFalse:[
99
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parents: 95
diff changeset
   487
	shadowForm := lightForm := nil.
0
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parents:
diff changeset
   488
    ].
e6a541c1c0eb Initial revision
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parents:
diff changeset
   489
99
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parents: 95
diff changeset
   490
    handlePosition := DefaultHandlePosition.
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parents: 95
diff changeset
   491
    trackLine := DefaultTrackingLine.
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parents: 95
diff changeset
   492
    separatingLine := DefaultSeparatingLine.
79
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parents: 70
diff changeset
   493
99
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parents: 95
diff changeset
   494
    mm := device verticalPixelPerMillimeter.
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parents: 95
diff changeset
   495
    self is3D ifTrue:[
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claus
parents: 95
diff changeset
   496
	self barHeight:(3 * mm) rounded
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claus
parents: 95
diff changeset
   497
    ] ifFalse:[
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parents: 95
diff changeset
   498
	self barHeight:(2 * mm) rounded
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parents:
diff changeset
   499
    ].
99
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parents: 95
diff changeset
   500
    barWidth := (2 * mm) rounded. "motif style width"
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claus
parents: 95
diff changeset
   501
    handleStyle == #mswindows ifTrue:[
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claus
parents: 95
diff changeset
   502
	barWidth := (ArrowButton new direction:#up) width + 1 
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claus
parents: 95
diff changeset
   503
    ].
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parents: 95
diff changeset
   504
!
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parents: 95
diff changeset
   505
202
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parents: 175
diff changeset
   506
initialize
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parents: 175
diff changeset
   507
    super initialize.
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parents: 175
diff changeset
   508
    noColor := Color noColor.
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parents:
diff changeset
   509
! !
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   510
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   511
!VariableVerticalPanel methodsFor:'private'!
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parents:
diff changeset
   512
202
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parents: 175
diff changeset
   513
anyNonRelativeSubviews
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parents: 175
diff changeset
   514
    "return true, if any of my subviews has no relative origin/extent"
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parents: 175
diff changeset
   515
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parents: 175
diff changeset
   516
    1 to:(subViews size) do:[:index |
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Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   517
	|view|
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   518
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   519
	view := subViews at:index.
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   520
	view relativeExtent isNil ifTrue:[^ true].
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   521
	view relativeOrigin isNil ifTrue:[^ true]
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   522
    ].
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   523
    ^ false
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   524
!
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   525
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   526
handleOriginsDo:aBlock
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   527
    "evaluate the argument block for every handle-origin"
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   528
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   529
    self handleOriginsFrom:1 to:(subViews size) do:aBlock
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   530
!
01f3cbb8e20e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 175
diff changeset
   531
99
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   532
handleOriginsFrom:start to:stop do:aBlock
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   533
    "evaluate the argument block for some handle-origins"
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   534
132
claus
parents: 130
diff changeset
   535
    |x hw hDelta
claus
parents: 130
diff changeset
   536
     first "{ Class: SmallInteger }"
claus
parents: 130
diff changeset
   537
     last  "{ Class: SmallInteger }"|
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   538
99
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   539
    subViews notNil ifTrue:[
116
claus
parents: 105
diff changeset
   540
	shadowForm notNil ifTrue:[
claus
parents: 105
diff changeset
   541
	    hw := shadowForm width
claus
parents: 105
diff changeset
   542
	] ifFalse:[
claus
parents: 105
diff changeset
   543
	    hw := barWidth
claus
parents: 105
diff changeset
   544
	].
claus
parents: 105
diff changeset
   545
	(handleStyle ~~ #normal and:[handleStyle ~~ #mswindows]) ifTrue:[
claus
parents: 105
diff changeset
   546
	    hDelta := barWidth // 2.
claus
parents: 105
diff changeset
   547
	] ifFalse:[
claus
parents: 105
diff changeset
   548
	    hDelta := 0
claus
parents: 105
diff changeset
   549
	].
claus
parents: 105
diff changeset
   550
	(handlePosition == #left) ifTrue:[
claus
parents: 105
diff changeset
   551
	    x := hDelta
claus
parents: 105
diff changeset
   552
	] ifFalse:[
claus
parents: 105
diff changeset
   553
	    (handlePosition == #right) ifTrue:[
claus
parents: 105
diff changeset
   554
		x := width - (1 "2" * hw) - margin - hDelta.
claus
parents: 105
diff changeset
   555
	    ] ifFalse:[
claus
parents: 105
diff changeset
   556
		x := width - barWidth // 2
claus
parents: 105
diff changeset
   557
	    ]
claus
parents: 105
diff changeset
   558
	].
132
claus
parents: 130
diff changeset
   559
	first := start + 1.
claus
parents: 130
diff changeset
   560
	last := stop.
claus
parents: 130
diff changeset
   561
	first to:last do:[:index |
116
claus
parents: 105
diff changeset
   562
	    |view y|
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   563
116
claus
parents: 105
diff changeset
   564
	    view := subViews at:index.
claus
parents: 105
diff changeset
   565
	    y := view top "origin y" - barHeight + 1.
claus
parents: 105
diff changeset
   566
	    aBlock value:(x @ y)
claus
parents: 105
diff changeset
   567
	]
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   568
    ]
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   569
!
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   570
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   571
resizeSubviewsFrom:start to:stop
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   572
    "readjust size of some subviews"
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   573
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   574
    |step nSubviews|
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   575
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   576
    subViews notNil ifTrue:[
116
claus
parents: 105
diff changeset
   577
	(start <= stop) ifTrue:[
claus
parents: 105
diff changeset
   578
	    step := 1
claus
parents: 105
diff changeset
   579
	] ifFalse:[
claus
parents: 105
diff changeset
   580
	    step := -1
claus
parents: 105
diff changeset
   581
	].
claus
parents: 105
diff changeset
   582
	nSubviews := subViews size.
claus
parents: 105
diff changeset
   583
	start to:stop by:step do:[:index |
claus
parents: 105
diff changeset
   584
	    |bw view o1 o2 relOrg relCorner newOrg newCorner newExt|
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   585
116
claus
parents: 105
diff changeset
   586
	    view := subViews at:index.
claus
parents: 105
diff changeset
   587
	    bw := view borderWidth.
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   588
116
claus
parents: 105
diff changeset
   589
	    index == 1 ifTrue:[
claus
parents: 105
diff changeset
   590
		o1 := 0.
claus
parents: 105
diff changeset
   591
	    ] ifFalse:[
claus
parents: 105
diff changeset
   592
		o1 := barHeight // 2 - bw
claus
parents: 105
diff changeset
   593
	    ].
claus
parents: 105
diff changeset
   594
	    index ==  nSubviews ifTrue:[
claus
parents: 105
diff changeset
   595
		o2 := 0.
claus
parents: 105
diff changeset
   596
	    ] ifFalse:[
claus
parents: 105
diff changeset
   597
		o2 := barHeight // 2 - bw
claus
parents: 105
diff changeset
   598
	    ].
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   599
105
3d064ba4a0cc *** empty log message ***
claus
parents: 99
diff changeset
   600
"
116
claus
parents: 105
diff changeset
   601
	    relCorner := view relativeCorner.
claus
parents: 105
diff changeset
   602
	    relCorner isNil ifTrue:[
claus
parents: 105
diff changeset
   603
		self error:'subview must have relative corner'
claus
parents: 105
diff changeset
   604
	    ].
claus
parents: 105
diff changeset
   605
	    newCorner := view cornerFromRelativeCorner.
claus
parents: 105
diff changeset
   606
	    newCorner notNil ifTrue:[
claus
parents: 105
diff changeset
   607
		newCorner y:(newCorner y - o2)
claus
parents: 105
diff changeset
   608
	    ].
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   609
116
claus
parents: 105
diff changeset
   610
	    relOrg := view relativeOrigin.
claus
parents: 105
diff changeset
   611
	    relOrg isNil ifTrue:[
claus
parents: 105
diff changeset
   612
		self error:'subview must have relative origin'
claus
parents: 105
diff changeset
   613
	    ].
claus
parents: 105
diff changeset
   614
	    newOrg := view originFromRelativeOrigin.
claus
parents: 105
diff changeset
   615
	    newOrg notNil ifTrue:[
claus
parents: 105
diff changeset
   616
		(index ~~ 1) ifTrue:[  
claus
parents: 105
diff changeset
   617
		    newOrg y:(newOrg y + o1)
claus
parents: 105
diff changeset
   618
		].
claus
parents: 105
diff changeset
   619
	    ].
claus
parents: 105
diff changeset
   620
	    view pixelOrigin:newOrg corner:newCorner
105
3d064ba4a0cc *** empty log message ***
claus
parents: 99
diff changeset
   621
"
116
claus
parents: 105
diff changeset
   622
	    newOrg := view computeOrigin.
claus
parents: 105
diff changeset
   623
	    newOrg notNil ifTrue:[
claus
parents: 105
diff changeset
   624
		(index ~~ 1) ifTrue:[  
claus
parents: 105
diff changeset
   625
		    newOrg y:(newOrg y + o1)
claus
parents: 105
diff changeset
   626
		].
claus
parents: 105
diff changeset
   627
	    ].
claus
parents: 105
diff changeset
   628
	    newExt := view computeExtent.
claus
parents: 105
diff changeset
   629
	    newExt notNil ifTrue:[
claus
parents: 105
diff changeset
   630
		newExt y:(newExt y - o2 - o1)
claus
parents: 105
diff changeset
   631
	    ].
claus
parents: 105
diff changeset
   632
	    view pixelOrigin:newOrg extent:newExt.
claus
parents: 105
diff changeset
   633
	]
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   634
    ]
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   635
!
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   636
99
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   637
setupSubviewSizes
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   638
    "setup subviews sizes (in case of non-relative sizes)"
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   639
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   640
    |y h|
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   641
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   642
    self anyNonRelativeSubviews ifTrue:[
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   643
	"there is at least one subview without
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   644
	 relative origin/extent - setup all subviews
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   645
	 to spread evenly ..."
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   646
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   647
	y := 0.0.
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   648
	h := 1.0 / (subViews size).
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   649
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   650
	1 to:(subViews size) do:[:index |
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   651
	    |view|
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   652
59
450ce95a72a4 *** empty log message ***
claus
parents: 38
diff changeset
   653
	    view := subViews at:index.
99
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   654
	    index == subViews size ifTrue:[
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   655
		view origin:(0.0 @ y) corner:(1.0 @ 1.0)
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   656
	    ] ifFalse:[
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   657
		view origin:(0.0 @ y) corner:(1.0 @ (y + h))
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   658
	    ].
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   659
	    y := y + h
59
450ce95a72a4 *** empty log message ***
claus
parents: 38
diff changeset
   660
	]
0
e6a541c1c0eb Initial revision
claus
parents:
diff changeset
   661
    ]
99
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   662
! !
abb8fe62848f *** empty log message ***
claus
parents: 95
diff changeset
   663
205
6814c0bf8df8 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 202
diff changeset
   664
!VariableVerticalPanel class methodsFor:'documentation'!
6814c0bf8df8 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 202
diff changeset
   665
6814c0bf8df8 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 202
diff changeset
   666
version
6814c0bf8df8 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 202
diff changeset
   667
    ^ '$Header: /cvs/stx/stx/libwidg/Attic/VarVPanel.st,v 1.24 1995-11-23 18:16:57 cg Exp $'
6814c0bf8df8 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 202
diff changeset
   668
! !