UIObjectView.st
author ca
Fri, 28 Feb 1997 10:20:51 +0100
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ObjectView subclass:#UIObjectView
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	instanceVariableNames:'inputView testMode undoHistory copiedExtent actionData
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		createClass clipChildren selectionHiddenLevel
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		setOfSuperViewsSizeChanged'
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	classVariableNames:''
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	poolDictionaries:''
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	category:'Interface-UIPainter'
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!
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Object subclass:#UndoHistory
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	instanceVariableNames:'history transaction enabled'
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	classVariableNames:''
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	poolDictionaries:''
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	privateIn:UIObjectView
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!
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Object subclass:#Transaction
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	instanceVariableNames:'type text actions'
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	classVariableNames:''
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	poolDictionaries:''
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	privateIn:UIObjectView::UndoHistory
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!
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!UIObjectView class methodsFor:'defaults'!
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defaultGrid
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    ^ 4 @ 4
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!
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gridShown
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    ^ false
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!
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handleSize
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    "size of blob drawn for handles"
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    ^ 4
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!
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hitDelta
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    ^ 4
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! !
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!UIObjectView class methodsFor:'queries'!
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layoutType:aView
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    "returns layout type of aView or nil
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    "
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    |layout spec|
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    layout := aView geometryLayout.
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    layout notNil ifTrue:[
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        layout isLayout ifTrue:[
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            layout isLayoutFrame        ifTrue:[ ^ #LayoutFrame ].
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            layout isLayoutOrigin       ifTrue:[ ^ #LayoutOrigin ].
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            layout isAlignmentOrigin    ifTrue:[ ^ #AlignmentOrigin ].
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        ] ifFalse:[
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            layout isRectangle          ifTrue:[ ^ #Rectangle ].
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            layout isPoint              ifTrue:[ ^ #Point ].
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        ]
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    ] ifFalse:[
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        spec := aView superView specClass.
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        spec canResizeSubComponents     ifTrue:[ ^ #Extent ].
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    ].
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    ^ nil
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! !
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!UIObjectView methodsFor:'accessing'!
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gridAlign
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    "returns state of aligning to grid
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    "
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    ^ aligning
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!
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gridAlign:aBool
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    "change state of aligning to grid
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    "
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    aBool ifTrue:[self alignOn]
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         ifFalse:[self alignOff]
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!
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gridParameters
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    "used by defineGrid, and in a separate method for
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     easier redefinition in subclasses. 
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     Returns the grid parameters in an array of 7 elements,
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     which control the appearance of the grid-pattern.
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     the elements are:
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        bigStepH        number of pixels horizontally between 2 major steps
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        bigStepV        number of pixels vertically between 2 major steps
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        littleStepH     number of pixels horizontally between 2 minor steps
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        littleStepV     number of pixels vertically between 2 minor steps
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        gridAlignH      number of pixels for horizontal grid align (pointer snap)
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        gridAlignV      number of pixels for vertical grid align (pointer snap)
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        docBounds       true, if document boundary should be shown
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     if littleStepH/V are nil, only bigSteps are drawn.
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    "
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    ^ #(10 10 nil nil 10 10 false)
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!
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gridShown:aBool
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    "change visibility of grid
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    "
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    aBool ifTrue:[self showGrid]
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         ifFalse:[self hideGrid]
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!
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hideGrid
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    "hide grid
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    "
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    gridShown ifTrue:[
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        self withSelectionHiddenDo:[super hideGrid]
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    ]
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!
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showGrid
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    "show grid
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    "
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    self withSelectionHiddenDo:[super showGrid]
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!
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testMode
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    "returns true if running test
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    "
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    ^ testMode
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!
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testMode:aBoolean
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    "change test mode
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    "
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    (aBoolean == testMode) ifFalse:[
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        testMode := aBoolean.
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        testMode ifTrue:[
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            self unselect.
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            inputView unrealize
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        ] ifFalse:[
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            inputView raise.
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            inputView realize
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        ]
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    ]
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! !
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!UIObjectView methodsFor:'blocked'!
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addObject:anObject
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    "add the argument, anObject to the contents - with redraw
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    "
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    self halt
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!
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addObjectWithoutRedraw:anObject
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    "add the argument, anObject to the contents - with redraw
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    "
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    self halt
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! !
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!UIObjectView methodsFor:'event handling'!
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elementChangedSize:aView
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    "some element has changed its size; collect them during selectionHiddenLevel 
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     is on
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    "
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    selectionHiddenLevel ~~ 0 ifTrue:[
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        setOfSuperViewsSizeChanged add:aView superView
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    ] ifFalse:[
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        aView superView sizeChanged:nil
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    ]
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!
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exposeX:x y:y width:w height:h
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    "handle an expose event from device; redraw selection
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    "
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    super exposeX:x y:y width:w height:h.
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"/    selectionHiddenLevel == 0 ifTrue:[
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        self selectionDo:[:v | self showSelected:v]
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"/    ]
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!
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keyPress:key x:x y:y
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    "any key pressed
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    "
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    <resource: #keyboard ( #InspectIt #Delete #BackSpace #Cut) >
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    key == #InspectIt ifTrue:[
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        ^ self inspectSelection
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    ].
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    (key == #Cut or:[key == #Delete or:[key == #BackSpace]]) ifTrue: [
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        ^ self deleteSelection
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    ].
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    super keyPress:key x:x y:y
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!
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processEvent:anEvent
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    "catch expose events for components, and redraw its handles after
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     the redraw when this happens
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    "
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    |view|
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    selection notNil ifTrue:[
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        anEvent type == #damage ifTrue:[
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            view := anEvent view.
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            (selection == view
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            or:[selection isCollection
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                and:[selection includes:view]]) ifTrue:[
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                    self showSelected:view
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            ]
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        ]
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    ].
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    ^ false.
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!
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sizeChanged:how
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    "size of a view(s) changed
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    "
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    self withSelectionHiddenDo:[
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        super sizeChanged:how
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    ]
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! !
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!UIObjectView methodsFor:'initialization'!
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initialize
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    "setup attributes
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    "
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    super initialize.
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    "funny: since I do not want the created widgets to get pointer
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     events, I put an InputView on top of them, which catches those events
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     and passes them back to me - have to take care, that this inputView
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     is always on top
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    "
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    inputView := InputView origin:0.0@0.0 extent:1.0@1.0 in:self.
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    setOfSuperViewsSizeChanged := IdentitySet new.
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    inputView eventReceiver:self.
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    inputView enableButtonEvents.
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    inputView enableButtonMotionEvents.
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    self setDefaultActions.
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    undoHistory  := UndoHistory new.
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    testMode     := false.
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    clipChildren := true.
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    selectionHiddenLevel := 0.
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    (self class gridShown) ifTrue:[
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        super showGrid
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    ].
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!
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realize
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    super realize.
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    self windowGroup postEventHook:self
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! !
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!UIObjectView methodsFor:'misc'!
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cursor:aCursor
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    "set cursor
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    "
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    inputView realized ifTrue:[
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        inputView cursor:aCursor
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    ].
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    super cursor:aCursor
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!
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invertOutlineOf:anObject
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    "invert outline of an object
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    "
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    |wasClipped delta|
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    (wasClipped := clipChildren) ifTrue:[
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        self clippedByChildren:(clipChildren := false).
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    ].
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    delta := (anObject originRelativeTo:self) - anObject origin.
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    self xoring:[
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        self displayRectangle:((anObject origin + delta) extent:anObject extent).
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    ].
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    wasClipped ifTrue:[
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        self clippedByChildren:(clipChildren := true).
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    ].
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    "Modified: 5.9.1995 / 12:25:25 / claus"
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!
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setDefaultActions
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    "set default actions
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    "
60
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    pressAction      := [:pressPoint | self startSelectOrMove:pressPoint].
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    shiftPressAction := [:pressPoint | self startSelectMoreOrMove:pressPoint].
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    motionAction     := [:movePoint  | nil].
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    releaseAction    := [nil].
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    keyPressAction   := nil.
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    self cursor:Cursor normal.
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! !
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!UIObjectView methodsFor:'object creation'!
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actionCreate:anObject frame:aFrame delta:aDelta
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    "create and initialize action data
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    "
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    |extent x y selectors values|
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   345
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   346
"minimum extent
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   347
"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   348
    extent := self extent.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   349
    x := extent x // 3.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   350
    y := extent y // 3.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   351
    extent := anObject preferredExtent.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   352
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   353
    (extent x > x) ifTrue:[extent x:x].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   354
    (extent y > y) ifTrue:[extent y:y].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   355
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   356
"setup structure
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   357
"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   358
    selectors := #( object frame delta vertical horizontal minExtent ).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   359
    values    := Array new:(selectors size).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   360
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   361
    values at:1 put:anObject.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   362
    values at:2 put:aFrame.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   363
    values at:3 put:aDelta.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   364
    values at:4 put:(self isVerticalResizable:anObject).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   365
    values at:5 put:(self isHorizontalResizable:anObject).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   366
    values at:6 put:extent.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   367
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   368
    actionData := Structure newWith:selectors values:values.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   369
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   370
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   371
"can change cursor dependent on vertical/horizontal resizing
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   372
"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   373
    oldCursor := cursor.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   374
    self cursor:(Cursor leftHand).
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   375
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   376
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   377
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   378
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   379
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   380
createWidgetWithClass:aClass
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   381
    "prepare to create new widgets
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   382
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   383
    createClass := aClass.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   384
    pressAction := [:pressPoint | self startCreate:pressPoint].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   385
    self cursor:Cursor origin.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   386
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   387
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   388
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   389
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   390
doDragCreate:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   391
    "do a widget create drag
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   392
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   393
    |frame object extent minimum|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   394
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   395
    frame   := actionData frame.
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   396
    frame corner:((self alignToGrid:aPoint) - (actionData delta)).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   397
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   398
    object  := actionData object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   399
    minimum := actionData minExtent.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   400
    extent  := frame extent.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   401
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   402
    ((extent x < minimum x) or:[actionData horizontal not]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   403
        extent x:(minimum x)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   404
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   405
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   406
    ((extent y < minimum y) or:[actionData vertical not]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   407
        extent y:(minimum y)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   408
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   409
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   410
    frame extent:extent.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   411
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   412
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   413
    object origin:(frame origin) extent:(frame extent).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   414
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   415
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   416
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   417
endCreate
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   418
    "end a widget create drag
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   419
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   420
    |layout x y object|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   421
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   422
    object := actionData object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   423
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   424
    inputView raise.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   425
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   426
    object superView specClass basicNew setupInitialLayoutFor:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   427
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   428
    self changed:#tree.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   429
    self select:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   430
    actionData := nil.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   431
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   432
    self setDefaultActions.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   433
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   434
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   435
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   436
setupCreatedObject:anObject
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   437
    self subclassResponsibility
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   438
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   439
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   440
startCreate:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   441
    "start a widget create
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   442
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   443
    |widget object start frame delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   444
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   445
    (createClass isNil or:[self numberOfSelections > 1]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   446
        self unselect.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   447
      ^ self setDefaultActions.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   448
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   449
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   450
    (widget := self singleSelection) notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   451
        self unselect.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   452
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   453
        (self isPoint:aPoint containedIn:widget) ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   454
            widget := self
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   455
        ] ifTrue:[
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   456
            widget specClass supportsSubComponents ifFalse:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   457
                ^ self setDefaultActions.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   458
            ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   459
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   460
    ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   461
        widget := self
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   462
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   463
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   464
    motionAction  := [:movePoint| self doDragCreate:movePoint].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   465
    releaseAction := [ self endCreate].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   466
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   467
    object := createClass new.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   468
    widget addSubView:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   469
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   470
    start := self alignToGrid:aPoint.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   471
    delta := widget originRelativeTo:self.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   472
    frame := Rectangle origin:(start - delta) corner:start.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   473
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   474
    object origin:(frame origin).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   475
    self setupCreatedObject:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   476
    object realize.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   477
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   478
    self actionCreate:object frame:frame delta:delta.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   479
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   480
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   481
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   482
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   483
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   484
!UIObjectView methodsFor:'object moving'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   485
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   486
doObjectMove:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   487
    "move selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   488
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   489
    movedObject notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   490
        movedObject keysAndValuesDo:[:nr :aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   491
            self invertOutlineOf:aView.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   492
            self moveObject:aView to:(aPoint - (moveDelta at:nr)).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   493
            self invertOutlineOf:aView.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   494
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   495
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   496
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   497
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   498
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   499
endObjectMove
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   500
    "cleanup after object(s) move
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   501
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   502
    movedObject notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   503
        movedObject do:[:aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   504
            self invertOutlineOf:aView
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   505
        ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   506
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   507
        movedObject do:[:aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   508
            self showSelected:aView
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   509
        ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   510
        movedObject size == 1 ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   511
            selection := movedObject at:1
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   512
        ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   513
            selection := movedObject
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   514
        ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   515
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   516
        movedObject := nil.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   517
        self setDefaultActions.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   518
        self changed:#layout.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   519
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   520
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   521
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   522
moveObject:anObject to:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   523
    "move anObject to newOrigin, aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   524
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   525
    |dX dY org delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   526
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   527
    anObject notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   528
        org := anObject computeOrigin.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   529
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   530
        delta := aPoint - org.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   531
        delta := (self alignToGrid:aPoint) - org.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   532
        dX := delta x.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   533
        dY := delta y.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   534
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   535
        undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   536
            self shiftLayout:anObject top:dY bottom:dY left:dX right:dX
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   537
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   538
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   539
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   540
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   541
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   542
startObjectMoveAt:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   543
    "start object(s) move at a point
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   544
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   545
    self startObjectMove:selection at:aPoint.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   546
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   547
    selection isCollection ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   548
        movedObject := selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   549
    ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   550
        movedObject := Array with:selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   551
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   552
    super unselect.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   553
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   554
    moveDelta := movedObject collect:[:aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   555
        aPoint - aView computeOrigin
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   556
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   557
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   558
    self transaction:#move objects:movedObject do:[:aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   559
        self invertOutlineOf:aView.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   560
        self undoLayoutView:aView
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   561
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   562
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   563
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   564
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   565
startSelectMoreOrMove:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   566
    "add/remove to/from selection"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   567
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   568
    |anObject|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   569
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   570
    testMode ifTrue:[^ self].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   571
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   572
    anObject := self findObjectAt:aPoint.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   573
    anObject notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   574
        (self isSelected:anObject) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   575
            self removeFromSelection:anObject
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   576
        ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   577
            self addToSelection:anObject
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   578
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   579
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   580
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   581
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   582
startSelectOrMove:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   583
    "a button is pressed at a point; start moving or selection
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   584
    "
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   585
    |aView b|
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   586
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   587
    testMode ifTrue:[^ self].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   588
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   589
    aView := self singleSelection.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   590
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   591
    aView notNil ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   592
        (aView superView specClass canResizeSubComponents) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   593
            b := self whichHandleOf:aView isHitBy:aPoint.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   594
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   595
            (b notNil and:[b ~~ #view]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   596
                ^ self startResizeBorder:b of:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   597
            ]
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   598
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   599
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   600
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   601
    (aView := self findObjectAt:aPoint) isNil ifTrue:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   602
        ^ self unselect
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   603
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   604
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   605
    (self canMove:aView) ifFalse:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   606
        super unselect.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   607
      ^ self select:aView
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   608
    ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   609
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   610
    (self isSelected:aView) ifFalse:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   611
        super unselect.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   612
        self select:aView.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   613
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   614
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   615
    (self numberOfSelections ~~ 1) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   616
        releaseAction := [
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   617
            self setDefaultActions.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   618
            self select:aView
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   619
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   620
    ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   621
        releaseAction := [self setDefaultActions]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   622
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   623
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   624
    "prepare move operation for an object
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   625
    "
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   626
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   627
    motionAction := [:movePoint|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   628
        (aPoint dist:movePoint) > 4.0 ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   629
            self startObjectMoveAt:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   630
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   631
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   632
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   633
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   634
!UIObjectView methodsFor:'object resize'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   635
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   636
actionResize:anObject selector:aSelector
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   637
    "create and initialize action for resize
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   638
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   639
    |selector delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   640
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   641
    delta    := anObject container originRelativeTo:self.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   642
    selector := ('resize:', aSelector, ':') asSymbol.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   643
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   644
    actionData := Structure with:(#object->anObject)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   645
                            with:(#selector->selector)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   646
                            with:(#delta->delta).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   647
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   648
"can change cursor dependent on vertical/horizontal resizing
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   649
"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   650
    oldCursor := cursor.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   651
    self cursor:(Cursor leftHand).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   652
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   653
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   654
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   655
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   656
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   657
doDragResize:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   658
    "do a widget resize drag
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   659
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   660
    |p object|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   661
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   662
    object := actionData object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   663
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   664
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   665
    p := (self alignToGrid:aPoint) - (actionData delta).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   666
    self perform:(actionData selector) with:object with:p.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   667
    object geometryLayout:(object geometryLayout).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   668
    self invertOutlineOf:object
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   669
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   670
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   671
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   672
endResize
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   673
    "cleanup after object resize
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   674
    "
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   675
    |object|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   676
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   677
    object := actionData object.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   678
    actionData := nil.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   679
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   680
    self invertOutlineOf:object.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   681
    self setDefaultActions.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   682
    self elementChangedSize:object.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   683
    super select:object.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   684
    self changed:#layout.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   685
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   686
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   687
startResizeBorder:b of:selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   688
    "resize selected view
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   689
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   690
    |object|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   691
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   692
    object := self singleSelection.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   693
    self actionResize:object selector:b.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   694
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   695
    self transaction:#extent selectionDo:[:aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   696
        self undoLayoutView:aView
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   697
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   698
    super unselect.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   699
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   700
    motionAction  := [:movePoint | self doDragResize:movePoint].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   701
    releaseAction := [self endResize].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   702
    self invertOutlineOf:object
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   703
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   704
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   705
!UIObjectView methodsFor:'private handles'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   706
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   707
handlesOf:aView do:aBlock
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   708
    |dlta type v h|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   709
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   710
    dlta := (aView originRelativeTo:self) - aView origin.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   711
    type := self class layoutType:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   712
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   713
    (type == #LayoutFrame or:[type == #Rectangle]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   714
        v := self isVerticalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   715
        h := self isHorizontalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   716
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   717
        h ifTrue:[  aBlock value:(aView leftCenter   + dlta) value:#left.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   718
                    aBlock value:(aView rightCenter  + dlta) value:#right.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   719
                 ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   720
        v ifTrue:[  aBlock value:(aView topCenter    + dlta) value:#top.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   721
                    aBlock value:(aView bottomCenter + dlta) value:#bottom.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   722
                 ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   723
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   724
        (h and:[v]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   725
            aBlock value:(aView origin     + dlta) value:#origin.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   726
            aBlock value:(aView topRight   + dlta) value:#topRight.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   727
            aBlock value:(aView bottomLeft + dlta) value:#bottomLeft.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   728
            aBlock value:(aView corner     + dlta) value:#corner.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   729
          ^ self
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   730
        ]
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   731
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   732
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   733
    aBlock value:(aView origin     + dlta) value:#view.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   734
    aBlock value:(aView topRight   + dlta) value:#view.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   735
    aBlock value:(aView bottomLeft + dlta) value:#view.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   736
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   737
    type == #Extent ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   738
        v := self isVerticalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   739
        h := self isHorizontalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   740
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   741
        v ifTrue:[aBlock value:(aView bottomCenter + dlta) value:#bottom].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   742
        h ifTrue:[aBlock value:(aView rightCenter  + dlta) value:#right ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   743
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   744
        (h and:[v]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   745
            aBlock value:(aView corner + dlta) value:#corner.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   746
          ^ self
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   747
        ]
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   748
    ].
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   749
    aBlock value:(aView corner + dlta) value:#view.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   750
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   751
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   752
showSelected:aComponent
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   753
    "show object selected
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   754
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   755
    |wasClipped delta oldPaint|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   756
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   757
    self paint:Color black.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   758
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   759
    (wasClipped := clipChildren) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   760
        self clippedByChildren:(clipChildren := false). 
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   761
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   762
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   763
    self handlesOf:aComponent do:[:pnt :what |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   764
        what == #view ifTrue:[self displayRectangle:(pnt - (4@4) extent:7@7)]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   765
                     ifFalse:[self    fillRectangle:(pnt - (4@4) extent:7@7)]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   766
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   767
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   768
    wasClipped ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   769
        self clippedByChildren:(clipChildren := true).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   770
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   771
    self paint:oldPaint.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   772
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   773
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   774
showUnselected:aComponent
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   775
    "show object unselected
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   776
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   777
    |wasClipped delta r oldPaint|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   778
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   779
    r := aComponent origin extent:8@8.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   780
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   781
    (wasClipped := clipChildren) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   782
        self clippedByChildren:(clipChildren := false). 
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   783
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   784
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   785
    self handlesOf:aComponent do:[:pnt :what |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   786
        self clearRectangle:(pnt - (4@4) extent:7@7).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   787
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   788
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   789
    wasClipped ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   790
        self clippedByChildren:(clipChildren := true). 
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   791
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   792
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   793
    "/ must redraw all components which are affected b the handles
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   794
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   795
    r := (aComponent originRelativeTo:self) - (4@4)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   796
             extent:(aComponent extent + (4@4)).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   797
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   798
    subViews do:[:anotherComponent |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   799
        |absOrg absFrame|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   800
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   801
        anotherComponent ~~ inputView ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   802
            absOrg := anotherComponent originRelativeTo:self.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   803
            absFrame := absOrg extent:(anotherComponent extent).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   804
            (absFrame intersects:r) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   805
                anotherComponent withAllSubViewsDo:[:v |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   806
                    v clear.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   807
                    v exposeX:0 y:0 width:9999 height:9999.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   808
                ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   809
            ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   810
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   811
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   812
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   813
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   814
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   815
whichHandleOf:aView isHitBy:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   816
    "returns kind of handle or nil
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   817
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   818
    |bounds|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   819
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   820
    self handlesOf:aView do:[:pnt :what |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   821
        ((pnt - (4@4) extent:7@7) containsPoint:aPoint) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   822
            ^ what
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   823
        ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   824
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   825
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   826
    ^ nil
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   827
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   828
    "Modified: 5.9.1995 / 14:39:34 / claus"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   829
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   830
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   831
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   832
!UIObjectView methodsFor:'private resizing-subviews'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   833
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   834
resize:aView bottom:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   835
    "resize a views bottom
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   836
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   837
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   838
        self shiftLayout:aView top:0 bottom:((aPoint y) - (aView computeCorner y))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   839
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   840
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   841
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   842
resize:aView bottomLeft:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   843
    "resize a views bottom and left
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   844
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   845
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   846
        self shiftLayout:aView top:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   847
                            bottom:((aPoint y) - (aView computeCorner y))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   848
                              left:((aPoint x) - (aView computeOrigin x))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   849
                             right:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   850
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   851
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   852
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   853
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   854
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   855
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   856
resize:aView corner:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   857
    "resize a views corner
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   858
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   859
    |delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   860
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   861
    delta := aPoint - aView computeCorner.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   862
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   863
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   864
        self shiftLayout:aView top:0 bottom:(delta y) left:0 right:(delta x)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   865
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   866
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   867
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   868
resize:aView left:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   869
    "resize a views left
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   870
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   871
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   872
        self shiftLayout:aView left:((aPoint x) - (aView computeOrigin x)) right:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   873
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   874
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   875
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   876
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   877
resize:aView origin:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   878
    "resize a views origin
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   879
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   880
    |delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   881
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   882
    delta := aPoint - aView computeOrigin.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   883
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   884
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   885
        self shiftLayout:aView top:(delta y) bottom:0 left:(delta x) right:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   886
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   887
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   888
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   889
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   890
resize:aView right:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   891
    "resize a views right
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   892
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   893
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   894
        self shiftLayout:aView left:0 right:((aPoint x) - (aView computeCorner x))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   895
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   896
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   897
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   898
resize:aView top:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   899
    "resize a views top
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   900
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   901
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   902
        self shiftLayout:aView top:((aPoint y) - (aView computeOrigin y)) bottom:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   903
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   904
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   905
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   906
resize:aView topRight:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   907
    "resize a views top and right
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   908
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   909
    undoHistory disabledTransitionDo:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   910
        self shiftLayout:aView top:((aPoint y) - (aView computeOrigin y))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   911
                            bottom:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   912
                              left:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   913
                             right:((aPoint x) - (aView computeCorner x))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   914
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   915
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   916
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   917
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   918
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   919
!UIObjectView methodsFor:'private shift-layout'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   920
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   921
shiftLayout:aView left:l right:r
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   922
    "shift layout for a view; in case of an open transaction, the undo
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   923
     action is registered
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   924
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   925
    self shiftLayout:aView top:0 bottom:0 left:l right:r
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   926
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   927
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   928
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   929
shiftLayout:aView top:t bottom:b
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   930
    "shift layout for a view; in case of an open transaction, the undo
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   931
     action is registered
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   932
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   933
    self shiftLayout:aView top:t bottom:b left:0 right:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   934
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   935
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   936
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   937
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   938
shiftLayout:aView top:t bottom:b left:l right:r
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   939
    "shift layout for a view; in case of an open transaction, the undo
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   940
     action is registered
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   941
    "
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   942
    |type layout|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   943
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   944
    type := self class layoutType:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   945
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   946
    type notNil ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   947
        self undoLayoutView:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   948
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   949
        type == #Extent ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   950
            ^ aView geometryLayout:layout
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   951
        ].
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   952
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   953
        layout := aView geometryLayout.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   954
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   955
        layout isLayout ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   956
            layout leftOffset:(layout leftOffset + l)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   957
                    topOffset:(layout topOffset  + t).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   958
                    
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   959
            type == #LayoutFrame ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   960
                layout bottomOffset:(layout bottomOffset + b).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   961
                layout  rightOffset:(layout rightOffset  + r).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   962
            ]
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   963
        ] ifFalse:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   964
            type == #Rectangle ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   965
                layout left:(layout left   + l)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   966
                      right:(layout right  + r)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   967
                        top:(layout top    + t)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   968
                     bottom:(layout bottom + b).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   969
            ] ifFalse:[     "POINT"
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   970
                layout x:(layout x + l) y:(layout y + t).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   971
            ]
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   972
        ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   973
        aView geometryLayout:layout
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   974
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   975
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   976
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   977
!UIObjectView methodsFor:'searching'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   978
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   979
findObjectAt:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   980
    "find the origin/corner of the currentWidget
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   981
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   982
    |view viewId lastId point listOfViews|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   983
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   984
    viewId := rootView id.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   985
    point  := aPoint + (device translatePoint:0@0 from:(self id) to:viewId).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   986
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   987
    inputView lower.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   988
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   989
    [viewId notNil] whileTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   990
        lastId := viewId.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   991
        viewId := device viewIdFromPoint:point in:lastId
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   992
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   993
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   994
    inputView raise.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   995
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   996
    view := device viewFromId:lastId.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   997
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   998
    view ~~ inputView ifTrue:[^ view].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   999
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1000
    "/ look for 'hidden' views ...
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1001
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1002
    listOfViews := OrderedCollection new.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1003
    self allSubViewsDo:[:aView |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1004
        |org|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1005
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1006
        aView ~~ inputView ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1007
            org := device translatePoint:0@0 from:(aView id) to:self id.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1008
            ((org extent:aView extent) containsPoint:aPoint) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1009
                listOfViews add:aView.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1010
            ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1011
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1012
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1013
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1014
    listOfViews size > 0 ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1015
        ^ listOfViews last
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1016
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1017
    ^ nil
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1018
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1019
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1020
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1021
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1022
isPoint:aPoint containedIn:aView
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1023
    "checks whether a point is covered by a view.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1024
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1025
    |p|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1026
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1027
    p := device translatePoint:aPoint from:inputView id to:aView id.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1028
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1029
    (p x >= 0 and:[p y >= 0]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1030
        p := aView extent - p.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1031
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1032
        (p x >= 0 and:[p y >= 0]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1033
            ^ true
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1034
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1035
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1036
    ^ false
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1037
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1038
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1039
whichBorderOf:aView isHitBy:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1040
    |p r bw org|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1041
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1042
    bw := aView borderWidth.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1043
    p := aPoint - (aView superView originRelativeTo:self).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1044
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1045
    r := Rectangle origin:(aView origin)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1046
                   extent:(aView width @ bw).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1047
    (r containsPoint:p) ifTrue:[^ #top:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1048
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1049
    r origin:(aView left @ (aView bottom + bw)) extent:(aView width @ bw).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1050
    (r containsPoint:p) ifTrue:[^ #bottom:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1051
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1052
    r top:(aView top).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1053
    r extent:(bw @ aView height).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1054
    (r containsPoint:p) ifTrue:[^ #left:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1055
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1056
    r origin:((aView right + bw) @ aView top).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1057
    (r containsPoint:p) ifTrue:[^ #right:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1058
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1059
    ^ nil
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1060
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1061
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1062
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1063
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1064
!UIObjectView methodsFor:'selections'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1065
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1066
addToSelection:something
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1067
    "add something to selection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1068
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1069
    (self canSelect:something) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1070
        super addToSelection:something.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1071
        self changed:#selection.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1072
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1073
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1074
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1075
inspectSelection
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1076
    "inspect selection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1077
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1078
    self singleSelectionDo:[:aView |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1079
        aView inspect
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1080
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1081
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1082
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1083
numberOfSelections
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1084
    "return the number of selected entries
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1085
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1086
    |sz|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1087
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1088
    selection isNil ifTrue:[^ 0].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1089
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1090
    selection isCollection ifTrue:[^ selection size]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1091
                          ifFalse:[^ 1 ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1092
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1093
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1094
removeFromSelection:something
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1095
    "remove something from selection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1096
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1097
    super removeFromSelection:something.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1098
    self changed:#selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1099
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1100
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1101
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1102
select:something
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1103
    "change selection to something
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1104
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1105
    (self canSelect:something) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1106
        super select:something.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1107
        self changed:#selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1108
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1109
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1110
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1111
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1112
selection
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1113
    "returns selection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1114
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1115
    ^ selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1116
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1117
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1118
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1119
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1120
showSelection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1121
    selectionHiddenLevel == 0 ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1122
        super showSelection.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1123
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1124
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1125
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1126
singleSelection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1127
    "returns single selection or nil
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1128
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1129
    selection isCollection ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1130
        ^ selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1131
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1132
    selection size == 1 ifTrue:[ ^ selection at:1]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1133
                       ifFalse:[ ^ nil].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1134
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1135
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1136
singleSelectionDo:aBlock
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1137
    "perform block with argument a view in case of one selection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1138
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1139
    |view|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1140
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1141
    (view := self singleSelection) notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1142
        aBlock value:view
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1143
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1144
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1145
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1146
unselect
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1147
    "clear selection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1148
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1149
    selection notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1150
        super unselect.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1151
        self changed:#selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1152
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1153
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1154
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1155
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1156
withSelectionHiddenDo:aBlock
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1157
    "apply block with selection hidden (no handles)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1158
    "
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1159
    selectionHiddenLevel := selectionHiddenLevel + 1.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1160
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1161
    selectionHiddenLevel == 1 ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1162
        self selectionDo:[:aView| self showUnselected:aView].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1163
        device flush.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1164
    ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1165
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1166
    aBlock valueNowOrOnUnwindDo:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1167
        selectionHiddenLevel == 1 ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1168
            setOfSuperViewsSizeChanged notEmpty ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1169
                setOfSuperViewsSizeChanged do:[:aSuperView|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1170
                    aSuperView sizeChanged:nil
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1171
                ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1172
                setOfSuperViewsSizeChanged := IdentitySet new
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1173
            ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1174
            self selectionDo:[:aView| self showSelected:aView].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1175
        ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1176
        selectionHiddenLevel := selectionHiddenLevel - 1.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1177
    ]
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1178
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1179
!
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1180
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1181
withoutSelectionDo:aBlock
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1182
    "evaluate aBlock while selection is nilled
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1183
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1184
    |sel|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1185
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1186
    selection isNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1187
        aBlock value
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1188
    ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1189
        sel := selection.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1190
        super unselect.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1191
        aBlock value.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1192
        super select:sel
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1193
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1194
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1195
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1196
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1197
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1198
!UIObjectView methodsFor:'testing'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1199
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1200
canMove:something
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1201
    "returns always true; all contained views can be moved
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1202
    "
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1203
    |sv|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1204
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1205
    something notNil ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1206
        self forEach:something do:[:v|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1207
            sv ~~ v superView ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1208
                (sv notNil or:[v superView specClass isLayoutContainer]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1209
                    ^ false
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1210
                ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1211
                sv := v superView
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1212
            ]
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1213
        ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1214
        ^ true
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1215
    ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1216
    ^ false
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1217
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1218
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1219
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1220
canPaste:something
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1221
    "returns true if something could be paste
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1222
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1223
    something notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1224
        something isCollection ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1225
            something notEmpty ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1226
                ^ (something at:1) isKindOf:UISpecification
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1227
            ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1228
        ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1229
            ^ something isKindOf:UISpecification
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1230
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1231
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1232
    ^ false
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1233
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1234
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1235
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1236
canPasteInto:something
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1237
    "can paste into something ?
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1238
    "
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1239
    something notNil ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1240
        something isCollection ifFalse:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1241
            ^ something specClass supportsSubComponents
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1242
        ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1243
        something size == 1 ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1244
            ^ (something at:1) specClass supportsSubComponents
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1245
        ]
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1246
    ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1247
    ^ false
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1248
!
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1249
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1250
canSelect:something
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1251
    "returns true if something can be selected and testMode is disabled
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1252
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1253
    ^ (testMode not and:[something ~~ selection])
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1254
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1255
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1256
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1257
hasUndos
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1258
    "returns true if undoHistory not empty
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1259
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1260
    ^ undoHistory notEmpty
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1261
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1262
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1263
isHorizontalResizable:aComponent
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1264
    "returns true if instance is horizontal resizeable
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1265
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1266
    ^ self subclassResponsibility
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1267
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1268
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1269
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1270
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1271
isVerticalResizable:aComponent
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1272
    "returns true if instance is vertical resizeable
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1273
    "
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1274
    ^ self subclassResponsibility
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1275
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1276
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1277
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1278
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1279
!UIObjectView methodsFor:'transaction'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger