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"
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5
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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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View subclass:#VariableVerticalPanel
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instanceVariableNames:'movedHandle prev start
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barHeight barWidth separatingLine
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shadowForm lightForm
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showHandle handlePosition
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handleColor noColor
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trackLine'
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classVariableNames:''
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poolDictionaries:''
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category:'Views-Layout'
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!
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VariableVerticalPanel comment:'
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COPYRIGHT (c) 1991 by Claus Gittinger
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All Rights Reserved
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$Header: /cvs/stx/stx/libwidg/VariableVerticalPanel.st,v 1.7 1994-08-07 13:23:37 claus Exp $
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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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41 |
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/libwidg/VariableVerticalPanel.st,v 1.7 1994-08-07 13:23:37 claus Exp $
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"
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!
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documentation
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"
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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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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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0
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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
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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
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corner:1.0 @ 0.8
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in:p.
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v3 := ScrollableView
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for:EditTextView
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in:p.
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v3 origin:0.0 @ 0.8
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corner:1.0 @ 1.0.
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top open
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"
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! !
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0
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!VariableVerticalPanel class methodsFor:'defaults'!
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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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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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!VariableVerticalPanel methodsFor:'initializing'!
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initialize
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super initialize.
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noColor := Color noColor.
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handleColor := Black.
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!
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initStyle
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38
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super initStyle.
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7
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showHandle := style ~~ #mswindows.
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0
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7
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(style == #next) ifTrue:[
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shadowForm := self class shadowFormOn:device.
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7
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lightForm := self class lightFormOn:device.
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self barHeight:(shadowForm height + 2).
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barWidth := shadowForm width.
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handlePosition := #center.
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7
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] ifFalse:[
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38
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shadowForm := lightForm := nil.
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|
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handlePosition := #right
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7
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151 |
].
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38
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152 |
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style == #motif ifTrue:[
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trackLine := true.
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separatingLine := "true" false. "its so ugly"
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] ifFalse:[
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trackLine := false.
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|
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separatingLine := false
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|
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].
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160 |
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23
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161 |
self is3D ifTrue:[
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self barHeight:(3 * ViewSpacing)
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] ifFalse:[
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self barHeight:(2 * ViewSpacing)
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].
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barWidth := 2 * ViewSpacing. "motif style width"
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0
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!
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initCursor
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"set the cursor - a double arrow"
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38
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cursor := Cursor sourceForm:(Form fromFile:'VVPanel.xbm')
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maskForm:(Form fromFile:'VVPanel_m.xbm')
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hotX:8
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hotY:8.
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"
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if bitmaps are not available, use a standard cursor
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"
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cursor isNil ifTrue:[
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"which one looks better ?"
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cursor := Cursor upDownArrow
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"cursor := Cursor upLimitArrow"
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]
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0
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184 |
!
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185 |
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186 |
initEvents
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self enableButtonEvents.
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188 |
self enableButtonMotionEvents
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189 |
!
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190 |
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191 |
fixSize
|
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7
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192 |
extentChanged ifTrue:[
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193 |
super fixSize.
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194 |
self resizeSubviewsFrom:1 to:(subViews size)
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195 |
] ifFalse:[
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super fixSize
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]
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0
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198 |
! !
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199 |
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200 |
!VariableVerticalPanel methodsFor:'accessing'!
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201 |
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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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204 |
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7
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205 |
"obsolete" self halt.
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206 |
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0
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207 |
super add:aView.
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208 |
shown ifTrue:[
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7
|
209 |
(superView isNil or:[superView shown]) ifTrue:[
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210 |
self setupSubviewSizes
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211 |
]
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0
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212 |
]
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213 |
!
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214 |
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215 |
removeSubView:aView
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216 |
"a view is removed; adjust other subviews sizes"
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217 |
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218 |
super removeSubView:aView.
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219 |
shown ifTrue:[
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7
|
220 |
(superView isNil or:[superView shown]) ifTrue:[
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221 |
self setupSubviewSizes
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222 |
]
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0
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223 |
]
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224 |
!
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225 |
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226 |
barHeight:nPixel
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227 |
"set the height of the separating bar"
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228 |
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229 |
barHeight := nPixel.
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230 |
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231 |
"if screen is very low-res, make certain bar is visible and catchable"
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232 |
(barHeight < 4) ifTrue:[
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233 |
barHeight := 4
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234 |
].
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235 |
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236 |
"make it even so spacing is equally spreadable among subviews"
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237 |
barHeight odd ifTrue:[
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238 |
barHeight := barHeight + 1
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239 |
]
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240 |
!
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241 |
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242 |
handlePosition:aSymbol
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243 |
"define the position of the handle; the argument aSymbol
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244 |
may be one of #left, #right or #center"
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245 |
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246 |
handlePosition := aSymbol
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247 |
!
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248 |
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249 |
handlePosition
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250 |
"return the position of the handle"
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251 |
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252 |
^ handlePosition
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253 |
!
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254 |
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255 |
style:styleSymbol
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256 |
"define the style of the handle;
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257 |
styleSymbol may be #motif to draw a little knob or
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258 |
enything else to draw scrollBars handleForm"
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259 |
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260 |
(styleSymbol ~~ style) ifTrue:[
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|
261 |
style := styleSymbol.
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38
|
262 |
style == #next ifTrue:[
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|
263 |
shadowForm := self class shadowFormOn:device.
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|
264 |
lightForm := self class lightFormOn:device.
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|
265 |
] ifFalse:[
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|
266 |
shadowForm := lightForm := nil
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|
267 |
].
|
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|
268 |
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|
269 |
shadowForm notNil ifTrue:[
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|
270 |
(self is3D and:[style ~~ #motif]) ifTrue:[
|
|
0
|
271 |
self barHeight:(shadowForm height + 2).
|
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|
272 |
barWidth := shadowForm width
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|
273 |
]
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|
274 |
].
|
|
7
|
275 |
shown ifTrue:[
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|
276 |
self resizeSubviewsFrom:1 to:(subViews size).
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|
277 |
self redraw
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|
278 |
]
|
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0
|
279 |
]
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|
280 |
! !
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281 |
|
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|
282 |
!VariableVerticalPanel methodsFor:'drawing'!
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283 |
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|
284 |
drawHandleFormAtX:hx y:hy
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|
285 |
"kludge for now"
|
|
|
286 |
(viewBackground colorId notNil
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|
287 |
and:[shadowColor colorId notNil
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|
288 |
and:[lightColor colorId notNil]]) ifTrue:[
|
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|
289 |
self foreground:viewBackground background:noColor function:#xor.
|
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24
|
290 |
self displayOpaqueForm:shadowForm x:hx y:hy.
|
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0
|
291 |
self foreground:shadowColor function:#or.
|
|
24
|
292 |
self displayOpaqueForm:shadowForm x:hx y:hy.
|
|
0
|
293 |
self foreground:viewBackground function:#xor.
|
|
24
|
294 |
self displayOpaqueForm:lightForm x:hx y:hy.
|
|
0
|
295 |
self foreground:lightColor function:#or.
|
|
24
|
296 |
self displayOpaqueForm:lightForm x:hx y:hy.
|
|
0
|
297 |
|
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|
298 |
self foreground:viewBackground.
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|
299 |
paint := nil. "kludge to force paint to be really set"
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|
300 |
self paint:viewBackground.
|
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|
301 |
self function:#copy
|
|
|
302 |
]
|
|
|
303 |
!
|
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|
304 |
|
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|
305 |
drawHandleAtX:hx y:hy
|
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|
306 |
|h y m|
|
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|
307 |
|
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|
308 |
(self is3D and:[shadowForm notNil]) ifTrue:[
|
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|
309 |
h := shadowForm height
|
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|
310 |
] ifFalse:[
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|
311 |
h := barHeight - 4
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|
|
312 |
].
|
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|
313 |
|
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|
314 |
self paint:viewBackground.
|
|
|
315 |
self fillRectangleX:margin y:hy
|
|
|
316 |
width:(width - margin - margin)
|
|
|
317 |
height:barHeight.
|
|
|
318 |
|
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|
319 |
self is3D ifTrue:[
|
|
|
320 |
m := (barHeight - h) // 2.
|
|
|
321 |
shadowForm isNil ifTrue:[
|
|
|
322 |
y := hy + (barHeight // 2).
|
|
7
|
323 |
separatingLine ifTrue:[
|
|
0
|
324 |
self paint:shadowColor.
|
|
|
325 |
self displayLineFromX:margin y:y toX:(width - margin) y:y.
|
|
|
326 |
y := y + 1.
|
|
|
327 |
self paint:lightColor.
|
|
|
328 |
self displayLineFromX:margin y:y toX:(width - margin) y:y.
|
|
|
329 |
].
|
|
|
330 |
self paint:viewBackground.
|
|
|
331 |
self fillRectangleX:(hx - barWidth) y:hy
|
|
|
332 |
width:(barWidth + barWidth)
|
|
|
333 |
height:h.
|
|
|
334 |
|
|
38
|
335 |
"/ y := hy. "old"
|
|
|
336 |
y := hy - 1. "2.10.3"
|
|
0
|
337 |
self drawEdgesForX:(hx - barWidth)
|
|
38
|
338 |
y:(y + m)
|
|
0
|
339 |
width:(barWidth + barWidth)
|
|
|
340 |
height:h level:2
|
|
|
341 |
] ifFalse:[
|
|
38
|
342 |
"/ y := hy. "old"
|
|
|
343 |
y := hy - 1. "2.10.3"
|
|
|
344 |
self drawHandleFormAtX:hx y:(y + m)
|
|
|
345 |
].
|
|
|
346 |
style == #st80 ifTrue:[
|
|
|
347 |
y := hy - 1.
|
|
|
348 |
self paint:lightColor.
|
|
|
349 |
self displayLineFromX:margin y:y toX:(width - margin) y:y.
|
|
|
350 |
y := hy + barHeight - 2.
|
|
|
351 |
self paint:shadowColor.
|
|
|
352 |
self displayLineFromX:margin y:y toX:(width - margin) y:y.
|
|
|
353 |
].
|
|
0
|
354 |
] ifFalse:[
|
|
|
355 |
y := hy + barHeight - 1.
|
|
|
356 |
self paint:handleColor.
|
|
7
|
357 |
separatingLine ifTrue:[
|
|
|
358 |
self displayLineFromX:0 y:hy+1 toX:width y:hy+1.
|
|
|
359 |
self displayLineFromX:0 y:y toX:width y:y.
|
|
|
360 |
].
|
|
0
|
361 |
self fillRectangleX:hx y:hy width:barHeight height:barHeight
|
|
|
362 |
]
|
|
|
363 |
!
|
|
|
364 |
|
|
|
365 |
redrawHandlesFrom:start to:stop
|
|
|
366 |
"redraw some handles"
|
|
|
367 |
|
|
|
368 |
subViews notNil ifTrue:[
|
|
38
|
369 |
showHandle ifTrue:[
|
|
|
370 |
self handleOriginsFrom:start to:stop do:[:hPoint |
|
|
|
371 |
self drawHandleAtX:(hPoint x) y:(hPoint y)
|
|
0
|
372 |
].
|
|
38
|
373 |
movedHandle notNil ifTrue:[
|
|
|
374 |
self noClipByChildren.
|
|
|
375 |
self xoring:[
|
|
|
376 |
trackLine ifTrue:[
|
|
|
377 |
self displayLineFromX:0 y:prev+(barHeight // 2)
|
|
|
378 |
toX:width y:prev+(barHeight // 2).
|
|
|
379 |
] ifFalse:[
|
|
|
380 |
self fillRectangleX:0 y:prev width:width height:barHeight
|
|
|
381 |
]
|
|
|
382 |
].
|
|
|
383 |
self clipByChildren
|
|
|
384 |
]
|
|
0
|
385 |
]
|
|
|
386 |
]
|
|
|
387 |
!
|
|
|
388 |
|
|
|
389 |
redraw
|
|
|
390 |
"redraw the handles"
|
|
|
391 |
|
|
|
392 |
self redrawHandlesFrom:1 to:(subViews size)
|
|
|
393 |
! !
|
|
|
394 |
|
|
|
395 |
!VariableVerticalPanel methodsFor:'events'!
|
|
|
396 |
|
|
|
397 |
sizeChanged:how
|
|
|
398 |
"tell subviews if I change size"
|
|
|
399 |
|
|
7
|
400 |
shown ifTrue:[
|
|
|
401 |
(how == #smaller) ifTrue:[
|
|
|
402 |
self resizeSubviewsFrom:1 to:(subViews size)
|
|
|
403 |
] ifFalse:[
|
|
|
404 |
self resizeSubviewsFrom:(subViews size) to:1
|
|
|
405 |
]
|
|
0
|
406 |
]
|
|
|
407 |
!
|
|
|
408 |
|
|
|
409 |
buttonPress:button x:bx y:by
|
|
|
410 |
"button was pressed - if it hits a handle, start move"
|
|
|
411 |
|
|
|
412 |
|handle|
|
|
|
413 |
|
|
38
|
414 |
((button == 1) or:[button == #select]) ifTrue:[
|
|
0
|
415 |
handle := 1.
|
|
|
416 |
self handleOriginsDo:[:hPoint |
|
|
|
417 |
|hy|
|
|
|
418 |
|
|
|
419 |
hy := hPoint y.
|
|
|
420 |
(by between:hy and:(hy + barHeight)) ifTrue:[
|
|
|
421 |
movedHandle := handle.
|
|
|
422 |
prev := hy.
|
|
|
423 |
start := by - hy.
|
|
|
424 |
self noClipByChildren.
|
|
|
425 |
self xoring:[
|
|
38
|
426 |
trackLine ifTrue:[
|
|
|
427 |
self displayLineFromX:0 y:hy+(barHeight // 2)
|
|
|
428 |
toX:width y:hy+(barHeight // 2).
|
|
|
429 |
] ifFalse:[
|
|
|
430 |
self fillRectangleX:0 y:hy width:width height:barHeight
|
|
|
431 |
]
|
|
0
|
432 |
].
|
|
|
433 |
self clipByChildren.
|
|
|
434 |
^ self
|
|
|
435 |
].
|
|
|
436 |
handle := handle + 1
|
|
|
437 |
].
|
|
|
438 |
movedHandle := nil
|
|
|
439 |
] ifFalse:[
|
|
|
440 |
super buttonPress:button x:bx y:by
|
|
|
441 |
]
|
|
|
442 |
!
|
|
|
443 |
|
|
|
444 |
buttonMotion:button x:bx y:by
|
|
|
445 |
"mouse-button was moved while pressed;
|
|
|
446 |
clear prev handleBar and draw handle bar at new position"
|
|
|
447 |
|
|
|
448 |
|ypos limitTop limitBot|
|
|
|
449 |
|
|
|
450 |
movedHandle isNil ifTrue: [^ self]. "should not happen"
|
|
|
451 |
|
|
|
452 |
"speedup - if there is already another movement,
|
|
|
453 |
ignore thisone ... "
|
|
|
454 |
|
|
|
455 |
device synchronizeOutput.
|
|
|
456 |
self buttonMotionEventPending ifTrue:[^ self].
|
|
|
457 |
|
|
|
458 |
ypos := by - start.
|
|
|
459 |
limitTop := barHeight // 2.
|
|
|
460 |
limitBot := self height - barHeight.
|
|
|
461 |
movedHandle > 1 ifTrue:[
|
|
|
462 |
limitTop := (subViews at:movedHandle) origin y + (barHeight // 2)
|
|
|
463 |
].
|
|
|
464 |
movedHandle < (subViews size - 1) ifTrue:[
|
|
|
465 |
limitBot := (subViews at:(movedHandle + 2)) origin y - barHeight
|
|
|
466 |
].
|
|
|
467 |
limitBot := limitBot - barHeight.
|
|
|
468 |
(ypos < limitTop) ifTrue:[ "check against view limits"
|
|
|
469 |
ypos := limitTop
|
|
|
470 |
] ifFalse:[
|
|
|
471 |
(ypos > limitBot) ifTrue:[
|
|
|
472 |
ypos := limitBot
|
|
|
473 |
]
|
|
|
474 |
].
|
|
|
475 |
|
|
|
476 |
self noClipByChildren.
|
|
|
477 |
self xoring:[
|
|
38
|
478 |
trackLine ifTrue:[
|
|
|
479 |
self displayLineFromX:0 y:prev+(barHeight // 2)
|
|
|
480 |
toX:width y:prev+(barHeight // 2).
|
|
|
481 |
self displayLineFromX:0 y:ypos+(barHeight // 2)
|
|
|
482 |
toX:width y:ypos+(barHeight // 2).
|
|
|
483 |
] ifFalse:[
|
|
|
484 |
self fillRectangleX:0 y:prev width:width height:barHeight.
|
|
|
485 |
self fillRectangleX:0 y:ypos width:width height:barHeight
|
|
|
486 |
]
|
|
0
|
487 |
].
|
|
|
488 |
self clipByChildren.
|
|
|
489 |
prev := ypos
|
|
|
490 |
!
|
|
|
491 |
|
|
|
492 |
buttonRelease:button x:x y:y
|
|
|
493 |
"end bar-move"
|
|
|
494 |
|
|
|
495 |
|aboveView belowView aboveIndex belowIndex newY|
|
|
|
496 |
|
|
38
|
497 |
((button == 1) or:[button == #select]) ifTrue:[
|
|
0
|
498 |
movedHandle isNil ifTrue:[^ self].
|
|
|
499 |
|
|
|
500 |
"undo the last xor"
|
|
|
501 |
|
|
|
502 |
self noClipByChildren.
|
|
|
503 |
self xoring:[
|
|
38
|
504 |
trackLine ifTrue:[
|
|
|
505 |
self displayLineFromX:0 y:prev+(barHeight // 2)
|
|
|
506 |
toX:width y:prev+(barHeight // 2).
|
|
|
507 |
] ifFalse:[
|
|
|
508 |
self fillRectangleX:0 y:prev width:width height:barHeight
|
|
|
509 |
].
|
|
0
|
510 |
].
|
|
|
511 |
self clipByChildren.
|
|
|
512 |
|
|
|
513 |
"compute the new relative heights"
|
|
|
514 |
|
|
|
515 |
aboveIndex := movedHandle.
|
|
|
516 |
belowIndex := movedHandle + 1.
|
|
|
517 |
aboveView := subViews at:aboveIndex.
|
|
|
518 |
belowView := subViews at:belowIndex.
|
|
|
519 |
|
|
|
520 |
newY := (prev + start / height) asFloat.
|
|
|
521 |
aboveView relativeCorner:aboveView relativeCorner x @ newY.
|
|
|
522 |
belowView relativeOrigin:belowView relativeOrigin x @ newY.
|
|
|
523 |
self resizeSubviewsFrom:aboveIndex to:belowIndex.
|
|
|
524 |
|
|
|
525 |
movedHandle := nil.
|
|
|
526 |
|
|
|
527 |
self redrawHandlesFrom:aboveIndex to:belowIndex
|
|
|
528 |
] ifFalse:[
|
|
|
529 |
super buttonRelease:button x:x y:y
|
|
|
530 |
]
|
|
|
531 |
! !
|
|
|
532 |
|
|
|
533 |
!VariableVerticalPanel methodsFor:'private'!
|
|
|
534 |
|
|
|
535 |
anyNonRelativeSubviews
|
|
|
536 |
"return true, if any of my subviews has no relative origin/extent"
|
|
|
537 |
|
|
|
538 |
1 to:(subViews size) do:[:index |
|
|
|
539 |
|view|
|
|
|
540 |
|
|
|
541 |
view := subViews at:index.
|
|
|
542 |
view relativeExtent isNil ifTrue:[^ true].
|
|
|
543 |
view relativeOrigin isNil ifTrue:[^ true]
|
|
|
544 |
].
|
|
|
545 |
^ false
|
|
|
546 |
!
|
|
|
547 |
|
|
|
548 |
setupSubviewSizes
|
|
|
549 |
"setup subviews sizes (in case of non-relative sizes)"
|
|
|
550 |
|
|
|
551 |
|y h|
|
|
|
552 |
|
|
|
553 |
self anyNonRelativeSubviews ifTrue:[
|
|
|
554 |
"there is at least one subview without
|
|
|
555 |
relative origin/extent - setup all subviews
|
|
|
556 |
to spread evenly ..."
|
|
|
557 |
|
|
|
558 |
y := 0.0.
|
|
|
559 |
h := 1.0 / (subViews size).
|
|
|
560 |
|
|
|
561 |
1 to:(subViews size) do:[:index |
|
|
|
562 |
|view|
|
|
|
563 |
|
|
|
564 |
view := subViews at:index.
|
|
|
565 |
index == subViews size ifTrue:[
|
|
|
566 |
view origin:(0.0 @ y) corner:(1.0 @ 1.0)
|
|
|
567 |
] ifFalse:[
|
|
|
568 |
view origin:(0.0 @ y) corner:(1.0 @ (y + h))
|
|
|
569 |
].
|
|
|
570 |
y := y + h
|
|
|
571 |
]
|
|
|
572 |
]
|
|
|
573 |
!
|
|
|
574 |
|
|
|
575 |
resizeSubviewsFrom:start to:stop
|
|
|
576 |
"readjust size of some subviews"
|
|
|
577 |
|
|
|
578 |
|step nSubviews|
|
|
|
579 |
|
|
|
580 |
subViews notNil ifTrue:[
|
|
|
581 |
(start <= stop) ifTrue:[
|
|
|
582 |
step := 1
|
|
|
583 |
] ifFalse:[
|
|
|
584 |
step := -1
|
|
|
585 |
].
|
|
|
586 |
nSubviews := subViews size.
|
|
|
587 |
start to:stop by:step do:[:index |
|
|
|
588 |
|bw view o1 o2 relOrg relCorner newOrg newCorner|
|
|
|
589 |
|
|
|
590 |
view := subViews at:index.
|
|
|
591 |
bw := view borderWidth.
|
|
|
592 |
|
|
|
593 |
index == 1 ifTrue:[
|
|
|
594 |
o1 := 0.
|
|
|
595 |
] ifFalse:[
|
|
|
596 |
o1 := barHeight // 2 - bw
|
|
|
597 |
].
|
|
|
598 |
index == nSubviews ifTrue:[
|
|
|
599 |
o2 := 0.
|
|
|
600 |
] ifFalse:[
|
|
|
601 |
o2 := barHeight // 2 - bw
|
|
|
602 |
].
|
|
|
603 |
|
|
|
604 |
relCorner := view relativeCorner.
|
|
|
605 |
relCorner isNil ifTrue:[
|
|
|
606 |
self error:'subview must have relative corner'
|
|
|
607 |
].
|
|
|
608 |
newCorner := view cornerFromRelativeCorner.
|
|
|
609 |
newCorner notNil ifTrue:[
|
|
|
610 |
newCorner y:(newCorner y - o2)
|
|
|
611 |
].
|
|
|
612 |
|
|
|
613 |
relOrg := view relativeOrigin.
|
|
|
614 |
relOrg isNil ifTrue:[
|
|
|
615 |
self error:'subview must have relative origin'
|
|
|
616 |
].
|
|
|
617 |
newOrg := view originFromRelativeOrigin.
|
|
|
618 |
newOrg notNil ifTrue:[
|
|
|
619 |
(index ~~ 1) ifTrue:[
|
|
|
620 |
newOrg y:(newOrg y + o1)
|
|
|
621 |
].
|
|
|
622 |
].
|
|
|
623 |
view pixelOrigin:newOrg corner:newCorner
|
|
|
624 |
]
|
|
|
625 |
]
|
|
|
626 |
!
|
|
|
627 |
|
|
|
628 |
handleOriginsFrom:start to:stop do:aBlock
|
|
|
629 |
"evaluate the argument block for some handle-origins"
|
|
|
630 |
|
|
|
631 |
|x hw|
|
|
|
632 |
|
|
|
633 |
subViews notNil ifTrue:[
|
|
|
634 |
shadowForm notNil ifTrue:[
|
|
|
635 |
hw := shadowForm width
|
|
|
636 |
] ifFalse:[
|
|
|
637 |
hw := barHeight
|
|
|
638 |
].
|
|
|
639 |
(handlePosition == #left) ifTrue:[
|
|
|
640 |
x := hw * 2
|
|
|
641 |
] ifFalse:[
|
|
|
642 |
(handlePosition == #right) ifTrue:[
|
|
38
|
643 |
x := width - (1 "2" * hw) - margin
|
|
0
|
644 |
] ifFalse:[
|
|
|
645 |
x := width // 2
|
|
|
646 |
]
|
|
|
647 |
].
|
|
|
648 |
(start + 1) to:stop do:[:index |
|
|
|
649 |
|view y|
|
|
|
650 |
|
|
|
651 |
view := subViews at:index.
|
|
|
652 |
y := view origin y - barHeight + 1.
|
|
|
653 |
aBlock value:(x @ y)
|
|
|
654 |
]
|
|
|
655 |
]
|
|
|
656 |
!
|
|
|
657 |
|
|
|
658 |
handleOriginsDo:aBlock
|
|
|
659 |
"evaluate the argument block for every handle-origin"
|
|
|
660 |
|
|
|
661 |
self handleOriginsFrom:1 to:(subViews size) do:aBlock
|
|
|
662 |
! !
|