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"
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COPYRIGHT (c) 2009 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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"{ Package: 'stx:libwidg2' }"
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LabelAndIcon subclass:#LabelAndTwoIcons
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instanceVariableNames:'image2'
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classVariableNames:''
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poolDictionaries:''
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category:'Views-Support'
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!
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!LabelAndTwoIcons class methodsFor:'documentation'!
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3871
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copyright
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"
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COPYRIGHT (c) 2009 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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documentation
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"
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like a LabelAndIcon, but adds another image to the right of the string.
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Notice:
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This is different from ST-80's LabelAndIcon class, which
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inherits from Label. Therefore, things may change in the future.
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[author:]
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Claus Gittinger
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[see also:]
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ListEntry Text String Icon
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ListView SelectionInListView
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"
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!
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examples
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in a button/label:
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[exBegin]
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|top l image|
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image := Image fromFile:'../../goodies/bitmaps/xpmBitmaps/countries/brazil.xpm'.
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l := (LabelAndTwoIcons icon:image string:'brazil').
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l image2:image.
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top := Button label:l.
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top open.
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[exEnd]
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two images in a button/label:
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[exBegin]
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|top l image1 image2|
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image1 := Image fromFile:'../../goodies/bitmaps/xpmBitmaps/countries/brazil.xpm'.
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image2 := Image fromFile:'../../goodies/bitmaps/xpmBitmaps/countries/germany.xpm'.
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l := (LabelAndIcon form:image1 image:image2 string:'directory').
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top := Button label:l.
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top open.
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[exEnd]
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"
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! !
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!LabelAndTwoIcons methodsFor:'accessing'!
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image2
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"return my second image (right of string)"
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^ image2
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!
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image2:anImage
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"set the image2 (right of string)"
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image2 := anImage
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! !
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!LabelAndTwoIcons methodsFor:'displaying'!
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displayOn:aGC x:x y:y opaque:opaque
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"display the receiver on a GC"
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|y1 x1 image2Value image2Height maxHeight asc|
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super displayOn:aGC x:x y:y opaque:opaque.
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image2Value := image2 value.
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image2Value notNil ifTrue:[
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asc := (aGC font onDevice:aGC device) ascent.
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image2Height := image2Value notNil ifTrue:[image2Value height] ifFalse:[0].
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maxHeight := self heightOn:aGC.
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x1 := x + gap + (super widthOn:aGC).
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image2Value notNil ifTrue:[
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y1 := y - asc + (maxHeight - image2Height + 1 // 2).
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image2 := image2Value onDevice:aGC device.
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(opaque and:[image2Value mask isNil]) ifTrue:[aGC displayOpaqueForm:image2Value x:x1 y:y1]
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ifFalse:[aGC displayForm:image2Value x:x1 y:y1].
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].
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]
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! !
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!LabelAndTwoIcons methodsFor:'queries'!
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heightOn:aGC
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"return the height of the receiver, if it is to be displayed on aGC"
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|image2Height oneMillimeter|
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oneMillimeter := aGC device pixelPerMillimeter x rounded.
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image2 notNil ifTrue:[
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image2Height := image2 value height + oneMillimeter
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] ifFalse:[
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image2Height := 0
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].
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^ (super heightOn:aGC) max: image2Height
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!
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widthOn:aGC
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"return the width of the receiver, if it is to be displayed on aGC"
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|width|
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width := super widthOn:aGC.
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image2 notNil ifTrue:[
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width := width + gap + image2 value width
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].
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^ width
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! !
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!LabelAndTwoIcons class methodsFor:'documentation'!
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version_CVS
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3871
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^ '$Header: /cvs/stx/stx/libwidg2/LabelAndTwoIcons.st,v 1.4 2010-02-01 11:29:25 cg Exp $'
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3783
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! !
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