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4255
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"{ Encoding: utf8 }"
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2377
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"
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COPYRIGHT (c) 2004 by eXept Software AG
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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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1975
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"{ Package: 'stx:libview2' }"
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3621
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"{ NameSpace: Smalltalk }"
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1975
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View subclass:#TransparentBox
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2003
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instanceVariableNames:'shapeForm'
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1975
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classVariableNames:''
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poolDictionaries:''
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category:'Views-Basic'
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!
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2003
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!TransparentBox class methodsFor:'documentation'!
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2377
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copyright
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"
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COPYRIGHT (c) 2004 by eXept Software AG
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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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4255
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documentation
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"
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sorry, but currently this works only on X-displays.
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i.e. on Windows, a non-transparent regular view is shown
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"
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!
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2003
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examples
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"
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| tv b1 b2 |
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2004
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b1 := Button label:'close'.
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b1 action:[ tv close ].
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2003
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b1 origin:10@10.
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b2 := Button label:'hello'.
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b2 origin:100@100.
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tv := self new.
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tv extent:200@200.
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tv addSubView:b1.
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tv addSubView:b2.
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tv open
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"
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! !
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1975
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!TransparentBox methodsFor:'events'!
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sizeChanged:how
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2003
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shapeForm notNil ifTrue:[
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self computeShape.
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].
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^ super sizeChanged: how.
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1975
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! !
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!TransparentBox methodsFor:'initialization'!
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2003
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realize
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1975
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self computeShape.
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2003
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super realize.
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1975
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! !
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!TransparentBox methodsFor:'queries'!
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isTransparentBox
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^true
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!
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specClass
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^ TransparentBoxSpec
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2003
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!
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windowStyle
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^ #undecorated
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1975
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! !
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!TransparentBox methodsFor:'shape computation'!
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2003
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addSubView:aView
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super addSubView:aView.
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shapeForm notNil ifTrue:[
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self computeShape
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].
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!
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1975
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computeShape
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2003
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| subViews w h |
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1975
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device supportsArbitraryShapedViews ifFalse:[^self].
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1975
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w := self extent x.
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h := self extent y.
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2003
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shapeForm := Form width:w height:h.
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shapeForm fill:(Color colorId:0).
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1975
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2003
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shapeForm foreground:(Color colorId:1).
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1975
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subViews := self subViews.
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subViews isEmptyOrNil ifTrue:[
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2003
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self fillFormWithBorderShape:shapeForm.
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1975
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] ifFalse:[
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subViews do:[:aSubView|
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2003
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aSubView fillFormWithBorderShape:shapeForm.
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1975
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]
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].
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2003
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"/ self viewShape:shapeForm.
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self borderShape:shapeForm.
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1975
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! !
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!TransparentBox class methodsFor:'documentation'!
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version
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3621
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^ '$Header$'
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1975
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136 |
! !
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3289
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137 |
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