UIObjectView.st
author ca
Wed, 28 May 1997 12:27:24 +0200
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child 138 035c98964c38
permissions -rw-r--r--
undo history; keep view identifier modification flag
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ObjectView subclass:#UIObjectView
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	instanceVariableNames:'saveSelection inputView enableChannel undoHistory copiedExtent
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		copiedLayout actionData createClass clipChildren
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		selectionHiddenLevel 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:'startIdentifier identifier painter 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:'identifier 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:'documentation'!
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documentation
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"
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    buildIn view used by the UIPainter; it provides all services for creating, deleting
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    moving and changing layouts of painted components on a canvas.
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    [see also:]
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        UIBuilder
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        UIPainterView
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"
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! !
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!UIObjectView class methodsFor:'conversion'!
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asLayoutFrameFromView:aView
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    "convert layout from aView to a frameLayout. On success the frameLayout is
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     returned otherwise nil
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    "
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    |lF lO rF rO tF tO bF bO type layout newLyt|
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    type   := self layoutType:aView.
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    layout := aView geometryLayout.
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    layout isNil ifTrue:[
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        type == #Extent ifTrue:[
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            layout := aView bounds asLayout
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        ]
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    ].
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    (type isNil or:[layout isNil]) ifTrue:[
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        ^ nil
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    ].
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    type == #LayoutFrame ifTrue:[
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        ^ layout copy
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    ].
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    layout isLayout ifFalse:[
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        type == #Rectangle ifTrue:[
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            lO := layout left.
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            tO := layout top.
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            rO := layout right.
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            bO := layout bottom.
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        ] ifFalse:[
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            lO := layout x.
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            tO := layout y.
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            rO := lO + aView extent x.
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            bO := tO + aView extent y.
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        ].
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        ^ LayoutFrame leftFraction:0 offset:lO  rightFraction:0 offset:rO
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                       topFraction:0 offset:tO bottomFraction:0 offset:bO
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    ].
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    lF := layout leftFraction.
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    lO := layout leftOffset.
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    tF := layout topFraction.
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    tO := layout topOffset.
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    bF := tF.
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    bO := tO + aView extent y.
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    rF := lF.
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    rO := lO + aView extent x.
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    newLyt := LayoutFrame leftFraction:lF offset:lO  rightFraction:rF offset:rO
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                           topFraction:tF offset:tO bottomFraction:bF offset:bO.
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    (    (type == #AlignmentOrigin)
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     and:[layout leftAlignmentFraction ~~ 0
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      or:[layout topAlignmentFraction  ~~ 0]]
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    ) ifTrue:[
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        |svRc prBd dlta|
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        svRc := aView superView viewRectangle.
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        prBd := aView preferredBounds.
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        dlta := (  ((layout rectangleRelativeTo:svRc preferred:prBd) corner)
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                 - ((newLyt rectangleRelativeTo:svRc preferred:prBd) corner)
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                ) rounded.
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        newLyt leftOffset:(lO + dlta x).
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        newLyt rightOffset:(rO + dlta x).
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        newLyt topOffset:(tO + dlta y).
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        newLyt bottomOffset:(bO + dlta y).
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    ].
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  ^ newLyt.
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    "Modified: 28.3.1997 / 19:52:48 / cg"
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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 superView|
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    aView notNil ifTrue:[
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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 isAlignmentOrigin    ifTrue:[ ^ #AlignmentOrigin ].
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                layout isLayoutOrigin       ifTrue:[ ^ #LayoutOrigin ].
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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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            (superView := aView superView) notNil ifTrue:[
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                spec := superView specClass.
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                spec canResizeSubComponents ifTrue:[
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                    ^ #Extent
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                ]
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            ]
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        ]
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    ].
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    ^ nil
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    "Modified: 28.2.1997 / 13:02:16 / cg"
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! !
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!UIObjectView methodsFor:'accessing'!
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enableChannel
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    "returns the channel which keeps false if running test otherwise true
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    "
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  ^ enableChannel
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!
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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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!UIObjectView methodsFor:'accessing behavior'!
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enabled
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    ^ enableChannel value
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!
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enabled:aState
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    "set the modification / test mode
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    "
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    (aState == enableChannel value) ifFalse:[
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        aState ifFalse:[
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            saveSelection := self selection.
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            self select:nil.
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            enableChannel value:aState.
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            inputView unrealize.
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        ] ifTrue:[
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            inputView raise.
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            inputView realize.
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            enableChannel value:aState.
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            self select:saveSelection.
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        ]
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    ]
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!
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134
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resetModification
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    "set modification state to false
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    "
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    undoHistory resetModification
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!
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60
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testMode
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    "returns true if running test
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    "
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    ^ enableChannel value not
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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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    self enabled:(aBoolean not)
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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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"
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catch expose events for all subviews associated with
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a selected instance
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"
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    self selectionDo:[:aComponent |
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        aComponent withAllSubViewsDo:[:v |
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            self sensor flushExposeEventsFor:v.
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            v exposeX:0 y:0 width:9999 height:9999.
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        ].
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        self showSelected:aComponent
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    ]
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!
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   334
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keyPress:key x:x y:y
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    "any key pressed
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   337
    "
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    <resource: #keyboard ( #Delete #BackSpace #Cut #Copy #Paste ) >
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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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    key == #Copy  ifTrue:[ ^ self copySelection].
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    key == #Paste ifTrue:[ ^ self pasteBuffer].
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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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    (anEvent type == #damage and:[self isSelected:(anEvent view)]) ifTrue:[
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        self showSelected:(anEvent view)
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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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   372
initialize
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   373
    "setup attributes
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   374
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   375
    super initialize.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   376
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   377
    "funny: since I do not want the created widgets to get pointer
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   378
     events, I put an InputView on top of them, which catches those events
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   379
     and passes them back to me - have to take care, that this inputView
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   380
     is always on top
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   381
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   382
    inputView := InputView origin:0.0@0.0 extent:1.0@1.0 in:self.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   383
    setOfSuperViewsSizeChanged := IdentitySet new.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   384
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   385
    inputView eventReceiver:self.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   386
    inputView enableButtonEvents.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   387
    inputView enableButtonMotionEvents.
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
    self setDefaultActions.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   390
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
   391
    undoHistory          := UndoHistory on:self.
119
39acd704ad51 testMode is now a ValueHolder
ca
parents: 113
diff changeset
   392
    enableChannel        := true asValue.
39acd704ad51 testMode is now a ValueHolder
ca
parents: 113
diff changeset
   393
    clipChildren         := true.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   394
    selectionHiddenLevel := 0.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   395
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   396
    (self class gridShown) ifTrue:[
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   397
        super showGrid
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Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   398
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   399
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   400
!
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
realize
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   403
    super realize.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   404
    self windowGroup postEventHook:self
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
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   407
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   408
!UIObjectView methodsFor:'misc'!
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
cursor:aCursor
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   411
    "set cursor
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   412
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   413
    inputView realized ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   414
        inputView cursor:aCursor
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
    super cursor:aCursor
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   417
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   418
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   421
invertOutlineOf:anObject
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   422
    "invert outline of an object
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   423
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   424
    |wasClipped delta|
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
    (wasClipped := clipChildren) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   427
        self clippedByChildren:(clipChildren := false).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   428
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   429
    delta := (anObject originRelativeTo:self) - anObject origin.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   430
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   431
    self xoring:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   432
        self displayRectangle:((anObject origin + delta) extent:anObject extent).
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
    wasClipped ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   436
        self clippedByChildren:(clipChildren := true).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   437
    ].
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
    "Modified: 5.9.1995 / 12:25:25 / claus"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   440
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   441
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
78
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   444
minSetOfSuperViews:setOfViews
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   445
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   446
    setOfViews isCollection ifFalse:[
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   447
        setOfViews notNil ifTrue:[^ Array with:setOfViews]
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   448
                         ifFalse:[^ nil]
72
a5a7054e2b7d *** empty log message ***
ca
parents: 68
diff changeset
   449
    ].
a5a7054e2b7d *** empty log message ***
ca
parents: 68
diff changeset
   450
78
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   451
  ^ setOfViews select:[:aView|
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   452
        (setOfViews detect:[:v|aView isComponentOf:v] ifNone:nil) isNil
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   453
    ]
72
a5a7054e2b7d *** empty log message ***
ca
parents: 68
diff changeset
   454
!
a5a7054e2b7d *** empty log message ***
ca
parents: 68
diff changeset
   455
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   456
setDefaultActions
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   457
    "set default actions
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   458
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   459
    pressAction      := [:pressPoint | self startSelectOrMove:pressPoint].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   460
    shiftPressAction := [:pressPoint | self startSelectMoreOrMove:pressPoint].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   461
    motionAction     := [:movePoint  | nil].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   462
    releaseAction    := [nil].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   463
    keyPressAction   := nil.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   464
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   465
    self cursor:Cursor normal.
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
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   468
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   469
!UIObjectView methodsFor:'object creation'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   470
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   471
actionCreate:anObject frame:aFrame delta:aDelta
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   472
    "create and initialize action data
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
    |extent x y selectors values|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   475
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   476
"minimum extent
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   477
"
82
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   478
    (anObject specClass supportsSubComponents) ifTrue:[
84
da0459487089 instance creation within a widget
ca
parents: 82
diff changeset
   479
        extent := 25@25
82
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   480
    ] ifFalse:[
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   481
        extent := self extent.
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   482
        x := extent x // 3.
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   483
        y := extent y // 3.
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   484
        extent := anObject preferredExtent.
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   485
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   486
        (extent x > x) ifTrue:[extent x:x].
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   487
        (extent y > y) ifTrue:[extent y:y].
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   488
    ].
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   489
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   490
"setup structure
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   491
"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   492
    selectors := #( object frame delta vertical horizontal minExtent ).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   493
    values    := Array new:(selectors size).
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
    values at:1 put:anObject.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   496
    values at:2 put:aFrame.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   497
    values at:3 put:aDelta.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   498
    values at:4 put:(self isVerticalResizable:anObject).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   499
    values at:5 put:(self isHorizontalResizable:anObject).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   500
    values at:6 put:extent.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   501
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   502
    actionData := Structure newWith:selectors values:values.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   503
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   504
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   505
"can change cursor dependent on vertical/horizontal resizing
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
    oldCursor := cursor.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   508
    self cursor:(Cursor leftHand).
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   511
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   512
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   513
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   514
createWidgetWithClass:aClass
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   515
    "prepare to create new widgets
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   516
    "
89
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   517
    aClass notNil ifTrue:[
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   518
        createClass := aClass.
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   519
        pressAction := [:aPoint| self startCreate:aPoint].
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   520
        self cursor:Cursor origin.
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   521
    ]
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   522
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   523
!
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
doDragCreate:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   526
    "do a widget create drag
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   527
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   528
    |frame object extent minimum|
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
    frame   := actionData frame.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   531
    frame corner:((self alignToGrid:aPoint) - (actionData delta)).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   532
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   533
    object  := actionData object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   534
    minimum := actionData minExtent.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   535
    extent  := frame extent.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   536
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   537
    ((extent x < minimum x) or:[actionData horizontal not]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   538
        extent x:(minimum x)
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
    ((extent y < minimum y) or:[actionData vertical not]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   542
        extent y:(minimum y)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   543
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   544
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   545
    frame extent:extent.
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
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   548
    object origin:(frame origin) extent:(frame extent).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   549
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   550
!
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
endCreate
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   553
    "end a widget create drag
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   554
    "
89
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   555
    |object specClass|
60
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
    object := actionData object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   558
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   559
    inputView raise.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   560
89
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   561
    self setupInitialLayoutFor:object.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   562
    self select:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   563
    actionData := nil.
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
    self setDefaultActions.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   566
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
78
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   569
initializeCreatedObject:anObject
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   570
    self subclassResponsibility
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
89
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   573
setupInitialLayoutFor:anObject
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   574
    "setup initial layout for an object; !!!! some kludge !!!!
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   575
    "
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   576
    |spec topSpec|
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   577
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   578
    topSpec := anObject superView specClass basicNew.
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   579
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   580
    topSpec class isLayoutContainer ifFalse:[
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   581
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   582
"/ ... KLUDGE ....
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   583
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   584
        spec := anObject specClass.
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   585
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   586
        (    spec == ViewSpec
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   587
         or:[spec == SubCanvasSpec
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   588
         or:[spec == TextEditorSpec
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   589
         or:[spec == SequenceViewSpec]]]
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   590
        ) ifTrue:[
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   591
            anObject geometryLayout:(anObject bounds asLayout).
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   592
          ^ self
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   593
        ]
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   594
    ].
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   595
    topSpec setupInitialLayoutFor:anObject.
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   596
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   597
!
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   598
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   599
startCreate:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   600
    "start a widget create
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   601
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   602
    |widget object start frame delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   603
131
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
   604
    self select:nil.
89
35c5711729c2 so far so good
ca
parents: 84
diff changeset
   605
    widget := self findContainerViewAt:aPoint.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   606
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   607
    motionAction  := [:movePoint| self doDragCreate:movePoint].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   608
    releaseAction := [ self endCreate].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   609
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   610
    object := createClass new.
76
c9c4254a9ee5 *** empty log message ***
ca
parents: 72
diff changeset
   611
    (widget isKindOf:ScrollableView) ifTrue:[
c9c4254a9ee5 *** empty log message ***
ca
parents: 72
diff changeset
   612
        widget scrolledView:object
c9c4254a9ee5 *** empty log message ***
ca
parents: 72
diff changeset
   613
    ] ifFalse:[
c9c4254a9ee5 *** empty log message ***
ca
parents: 72
diff changeset
   614
        widget addSubView:object.
c9c4254a9ee5 *** empty log message ***
ca
parents: 72
diff changeset
   615
    ].
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   616
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   617
    start := self alignToGrid:aPoint.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   618
    delta := widget originRelativeTo:self.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   619
    frame := Rectangle origin:(start - delta) corner:start.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   620
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   621
    object origin:(frame origin).
78
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
   622
    self initializeCreatedObject:object.
82
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   623
    self actionCreate:object frame:frame delta:delta.
99dc76d66eab checkin from browser
ca
parents: 79
diff changeset
   624
    object extent:(actionData minExtent).
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   625
    object realize.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   626
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   627
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   628
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   629
!UIObjectView methodsFor:'object moving'!
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
doObjectMove:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   632
    "move selection
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
    movedObject notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   635
        movedObject keysAndValuesDo:[:nr :aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   636
            self invertOutlineOf:aView.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   637
            self moveObject:aView to:(aPoint - (moveDelta at:nr)).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   638
            self invertOutlineOf:aView.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   639
        ]
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   642
!
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
endObjectMove
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   645
    "cleanup after object(s) move
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   646
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   647
    movedObject notNil ifTrue:[
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   648
        movedObject do:[:aView|self invertOutlineOf:aView].
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   649
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   650
        movedObject size == 1 ifTrue:[
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   651
            movedObject := movedObject first
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   652
        ].
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   653
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   654
        self setSelection:movedObject withRedraw:true.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   655
        movedObject := nil.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   656
        self setDefaultActions.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   657
        self changed:#layout.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   658
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   659
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   660
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   661
moveObject:anObject to:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   662
    "move anObject to newOrigin, aPoint
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
    |dX dY org delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   665
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   666
    anObject notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   667
        org := anObject computeOrigin.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   668
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   669
        delta := aPoint - org.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   670
        delta := (self alignToGrid:aPoint) - org.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   671
        dX := delta x.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   672
        dY := delta y.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   673
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
   674
        undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   675
            self shiftLayout:anObject top:dY bottom:dY left:dX right:dX
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   676
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   677
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   678
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   679
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   680
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   681
startObjectMoveAt:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   682
    "start object(s) move at a point
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   683
    "
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   684
    self startObjectMove:(self selection) at:aPoint.
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   685
    movedObject := self selection.
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   686
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   687
    movedObject isCollection ifFalse:[
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   688
        movedObject := Array with:movedObject
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   689
    ].
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   690
    self setSelection:nil withRedraw:true.
60
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
    moveDelta := movedObject collect:[:aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   693
        aPoint - aView computeOrigin
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   696
    self transaction:#move objects:movedObject do:[:aView|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   697
        self invertOutlineOf:aView.
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
   698
        self createUndoLayout:aView
60
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   701
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   702
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   703
startSelectMoreOrMove:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   704
    "add/remove to/from selection"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   705
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   706
    |anObject|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   707
119
39acd704ad51 testMode is now a ValueHolder
ca
parents: 113
diff changeset
   708
    self enabled ifFalse:[^ self].
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   709
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   710
    anObject := self findObjectAt:aPoint.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   711
    anObject notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   712
        (self isSelected:anObject) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   713
            self removeFromSelection:anObject
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   714
        ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   715
            self addToSelection:anObject
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   716
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   717
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   718
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   719
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   720
startSelectOrMove:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   721
    "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
   722
    "
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   723
    |aView b|
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   724
119
39acd704ad51 testMode is now a ValueHolder
ca
parents: 113
diff changeset
   725
    self enabled ifFalse:[^ self].
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   726
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   727
    aView := self singleSelection.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   728
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   729
    aView notNil ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   730
        (aView superView specClass canResizeSubComponents) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   731
            b := self whichHandleOf:aView isHitBy:aPoint.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   732
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   733
            (b notNil and:[b ~~ #view]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   734
                ^ self startResizeBorder:b of:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   735
            ]
100
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   736
        ].
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   737
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   738
        (self sensor ctrlDown and:[self canMove:aView]) ifFalse:[
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   739
            aView := nil
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   740
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   741
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   742
100
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   743
    aView isNil ifTrue:[
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   744
        (aView := self findObjectAt:aPoint) isNil ifTrue:[
131
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
   745
            ^ self select:nil
100
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   746
        ].
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   747
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   748
        (self canMove:aView) ifFalse:[
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   749
            ^ self select:aView
100
01775d3d8489 startSelectOrMove:aPoint
ca
parents: 99
diff changeset
   750
        ]
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   751
    ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   752
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   753
    (self isSelected:aView) ifFalse:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   754
        self select:aView.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   755
    ].
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 numberOfSelections ~~ 1) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   758
        releaseAction := [
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   759
            self setDefaultActions.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   760
            self select:aView
60
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
    ] ifFalse:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   763
        releaseAction := [self setDefaultActions]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   764
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   765
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   766
    "prepare move operation for an object
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   767
    "
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   768
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   769
    motionAction := [:movePoint|
72
a5a7054e2b7d *** empty log message ***
ca
parents: 68
diff changeset
   770
        (aPoint dist:movePoint) > 8.0 ifTrue:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   771
            self startObjectMoveAt:aPoint
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
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   775
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   776
!UIObjectView methodsFor:'object resize'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   777
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   778
actionResize:anObject selector:aSelector
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   779
    "create and initialize action for resize
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
    |selector delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   782
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   783
    delta    := anObject container originRelativeTo:self.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   784
    selector := ('resize:', aSelector, ':') asSymbol.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   785
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   786
    actionData := Structure with:(#object->anObject)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   787
                            with:(#selector->selector)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   788
                            with:(#delta->delta).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   789
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   790
"can change cursor dependent on vertical/horizontal resizing
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
    oldCursor := cursor.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   793
    self cursor:(Cursor leftHand).
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   796
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   799
doDragResize:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   800
    "do a widget resize drag
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   801
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   802
    |p object|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   803
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   804
    object := actionData object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   805
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   806
    self invertOutlineOf:object.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   807
    p := (self alignToGrid:aPoint) - (actionData delta).
79
33212fbe9766 resize extent
ca
parents: 78
diff changeset
   808
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   809
    self perform:(actionData selector) with:object with:p.
79
33212fbe9766 resize extent
ca
parents: 78
diff changeset
   810
   "/ object geometryLayout:(object geometryLayout).
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   811
    self invertOutlineOf:object
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
endResize
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   816
    "cleanup after object resize
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   817
    "
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   818
    |object|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   819
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   820
    object := actionData object.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   821
    actionData := nil.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   822
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   823
    self invertOutlineOf:object.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   824
    self setDefaultActions.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   825
    self elementChangedSize:object.
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   826
    self setSelection:object withRedraw:true.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   827
    self changed:#layout.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   828
!
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
startResizeBorder:b of:selection
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   831
    "resize selected view
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   832
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   833
    |object|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   834
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   835
    object := self singleSelection.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   836
    self actionResize:object selector:b.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   837
72
a5a7054e2b7d *** empty log message ***
ca
parents: 68
diff changeset
   838
    self transaction:#resize selectionDo:[:aView|
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
   839
        self createUndoLayout:aView
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   840
    ].
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
   841
    self setSelection:nil withRedraw:true.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   842
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   843
    motionAction  := [:movePoint | self doDragResize:movePoint].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   844
    releaseAction := [self endResize].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   845
    self invertOutlineOf:object
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   846
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   847
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   848
!UIObjectView methodsFor:'private handles'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   849
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   850
handlesOf:aView do:aBlock
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   851
    |dlta type v h|
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   852
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   853
    dlta := (aView originRelativeTo:self) - aView origin.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   854
    type := self class layoutType:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   855
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   856
    (type == #LayoutFrame or:[type == #Rectangle]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   857
        v := self isVerticalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   858
        h := self isHorizontalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   859
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   860
        h ifTrue:[  aBlock value:(aView leftCenter   + dlta) value:#left.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   861
                    aBlock value:(aView rightCenter  + dlta) value:#right.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   862
                 ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   863
        v ifTrue:[  aBlock value:(aView topCenter    + dlta) value:#top.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   864
                    aBlock value:(aView bottomCenter + dlta) value:#bottom.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   865
                 ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   866
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   867
        (h and:[v]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   868
            aBlock value:(aView origin     + dlta) value:#origin.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   869
            aBlock value:(aView topRight   + dlta) value:#topRight.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   870
            aBlock value:(aView bottomLeft + dlta) value:#bottomLeft.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   871
            aBlock value:(aView corner     + dlta) value:#corner.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   872
          ^ self
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   873
        ]
60
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
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   876
    aBlock value:(aView origin     + dlta) value:#view.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   877
    aBlock value:(aView topRight   + dlta) value:#view.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   878
    aBlock value:(aView bottomLeft + dlta) value:#view.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   879
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   880
    type == #Extent ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   881
        v := self isVerticalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   882
        h := self isHorizontalResizable:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   883
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   884
        v ifTrue:[aBlock value:(aView bottomCenter + dlta) value:#bottom].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   885
        h ifTrue:[aBlock value:(aView rightCenter  + dlta) value:#right ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   886
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   887
        (h and:[v]) ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   888
            aBlock value:(aView corner + dlta) value:#corner.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   889
          ^ self
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   890
        ]
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   891
    ].
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   892
    aBlock value:(aView corner + dlta) value:#view.
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   893
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   894
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   895
showSelected:aComponent
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   896
    "show object selected
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   897
    "
132
8649766ce095 catch expose events for all subviews associated with
ca
parents: 131
diff changeset
   898
    |wasClipped delta|
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   899
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   900
    self paint:Color black.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   901
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   902
    (wasClipped := clipChildren) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   903
        self clippedByChildren:(clipChildren := false). 
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
    self handlesOf:aComponent do:[:pnt :what |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   907
        what == #view ifTrue:[self displayRectangle:(pnt - (4@4) extent:7@7)]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   908
                     ifFalse:[self    fillRectangle:(pnt - (4@4) extent:7@7)]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   909
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   910
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   911
    wasClipped ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   912
        self clippedByChildren:(clipChildren := true).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   913
    ].
132
8649766ce095 catch expose events for all subviews associated with
ca
parents: 131
diff changeset
   914
60
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
showUnselected:aComponent
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   918
    "show object unselected
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   919
    "
132
8649766ce095 catch expose events for all subviews associated with
ca
parents: 131
diff changeset
   920
    |wasClipped delta r|
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   921
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   922
    (wasClipped := clipChildren) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   923
        self clippedByChildren:(clipChildren := false). 
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   926
    self handlesOf:aComponent do:[:pnt :what |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   927
        self clearRectangle:(pnt - (4@4) extent:7@7).
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   930
    wasClipped ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   931
        self clippedByChildren:(clipChildren := true). 
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   934
    "/ must redraw all components which are affected b the handles
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
    r := (aComponent originRelativeTo:self) - (4@4)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   937
             extent:(aComponent extent + (4@4)).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   938
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   939
    subViews do:[:anotherComponent |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   940
        |absOrg absFrame|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   941
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   942
        anotherComponent ~~ inputView ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   943
            absOrg := anotherComponent originRelativeTo:self.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   944
            absFrame := absOrg extent:(anotherComponent extent).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   945
            (absFrame intersects:r) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   946
                anotherComponent withAllSubViewsDo:[:v |
95
c20189d75ec3 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 91
diff changeset
   947
                    v shown ifTrue:[
132
8649766ce095 catch expose events for all subviews associated with
ca
parents: 131
diff changeset
   948
                        v fill:v viewBackground.
95
c20189d75ec3 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 91
diff changeset
   949
                        v exposeX:0 y:0 width:9999 height:9999.
c20189d75ec3 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 91
diff changeset
   950
                    ]
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   951
                ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   952
            ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   953
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   954
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   955
95
c20189d75ec3 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 91
diff changeset
   956
    "Modified: 8.4.1997 / 00:32:26 / cg"
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   957
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   958
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   959
whichHandleOf:aView isHitBy:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   960
    "returns kind of handle or nil
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   961
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   962
    |bounds|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   963
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   964
    self handlesOf:aView do:[:pnt :what |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   965
        ((pnt - (4@4) extent:7@7) containsPoint:aPoint) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   966
            ^ what
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   967
        ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   968
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   969
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   970
    ^ nil
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   971
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   972
    "Modified: 5.9.1995 / 14:39:34 / claus"
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   973
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
!UIObjectView methodsFor:'private resizing-subviews'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   977
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   978
resize:aView bottom:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   979
    "resize a views bottom
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   980
    "
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
   981
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   982
        self shiftLayout:aView top:0 bottom:((aPoint y) - (aView computeCorner y))
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
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   985
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   986
resize:aView bottomLeft:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   987
    "resize a views bottom and left
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
   988
    "
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
   989
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   990
        self shiftLayout:aView top:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   991
                            bottom:((aPoint y) - (aView computeCorner y))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   992
                              left:((aPoint x) - (aView computeOrigin x))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   993
                             right:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
   994
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
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
!
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
resize:aView corner:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1001
    "resize a views corner
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1002
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1003
    |delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1004
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1005
    delta := aPoint - aView computeCorner.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1006
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
  1007
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1008
        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
  1009
    ]
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
resize:aView left:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1013
    "resize a views left
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1014
    "
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
  1015
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1016
        self shiftLayout:aView left:((aPoint x) - (aView computeOrigin x)) right:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1017
    ]
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
resize:aView origin:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1022
    "resize a views origin
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1023
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1024
    |delta|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1025
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1026
    delta := aPoint - aView computeOrigin.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1027
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
  1028
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1029
        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
  1030
    ]
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
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1033
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1034
resize:aView right:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1035
    "resize a views right
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1036
    "
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
  1037
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1038
        self shiftLayout:aView left:0 right:((aPoint x) - (aView computeCorner x))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1039
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1040
!
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
resize:aView top:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1043
    "resize a views top
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1044
    "
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
  1045
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1046
        self shiftLayout:aView top:((aPoint y) - (aView computeOrigin y)) bottom:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1047
    ]
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
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1050
resize:aView topRight:aPoint
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1051
    "resize a views top and right
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1052
    "
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
  1053
    undoHistory withoutTransactionDo:[
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1054
        self shiftLayout:aView top:((aPoint y) - (aView computeOrigin y))
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1055
                            bottom:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1056
                              left:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1057
                             right:((aPoint x) - (aView computeCorner x))
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
    ]
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
!UIObjectView methodsFor:'private shift-layout'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1064
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1065
shiftLayout:aView left:l right:r
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1066
    "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
  1067
     action is registered
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1068
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1069
    self shiftLayout:aView top:0 bottom:0 left:l right:r
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1070
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1071
!
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
shiftLayout:aView top:t bottom:b
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1074
    "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
  1075
     action is registered
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1076
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1077
    self shiftLayout:aView top:t bottom:b left:0 right:0
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1078
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1079
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
shiftLayout:aView top:t bottom:b left:l right:r
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1083
    "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
  1084
     action is registered
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1085
    "
79
33212fbe9766 resize extent
ca
parents: 78
diff changeset
  1086
    |type layout oldExt|
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1087
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1088
    type := self class layoutType:aView.
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1089
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1090
    type notNil ifTrue:[
134
d5ab85ec27fd undo history; keep view identifier
ca
parents: 132
diff changeset
  1091
        self createUndoLayout:aView.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1092
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1093
        type == #Extent ifTrue:[
79
33212fbe9766 resize extent
ca
parents: 78
diff changeset
  1094
            oldExt := aView extent.
33212fbe9766 resize extent
ca
parents: 78
diff changeset
  1095
            aView extent:(oldExt + ((r-l) @ (b-t))).
33212fbe9766 resize extent
ca
parents: 78
diff changeset
  1096
            ^ self 
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1097
        ].
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1098
78
a0a00603a8b6 keep spec in properties
ca
parents: 76
diff changeset
  1099
        layout := aView geometryLayout copy.
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1100
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1101
        layout isLayout ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1102
            layout leftOffset:(layout leftOffset + l)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1103
                    topOffset:(layout topOffset  + t).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1104
                    
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1105
            type == #LayoutFrame ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1106
                layout bottomOffset:(layout bottomOffset + b).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1107
                layout  rightOffset:(layout rightOffset  + r).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1108
            ]
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1109
        ] ifFalse:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1110
            type == #Rectangle ifTrue:[
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1111
                layout left:(layout left   + l)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1112
                      right:(layout right  + r)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1113
                        top:(layout top    + t)
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1114
                     bottom:(layout bottom + b).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1115
            ] ifFalse:[     "POINT"
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1116
                layout x:(layout x + l) y:(layout y + t).
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1117
            ]
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1118
        ].
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1119
        aView geometryLayout:layout
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1120
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1121
! !
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1122
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1123
!UIObjectView methodsFor:'searching'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1124
89
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1125
findContainerViewAt:aPoint
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1126
    "find container view responds to aPoint.
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1127
    "
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1128
    ^ self subclassResponsibility
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1129
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1130
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1131
!
35c5711729c2 so far so good
ca
parents: 84
diff changeset
  1132
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1133
findObjectAt:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1134
    "find the origin/corner of the currentWidget
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
    |view viewId lastId point listOfViews|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1137
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1138
    viewId := rootView id.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1139
    point  := aPoint + (device translatePoint:0@0 from:(self id) to:viewId).
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
    inputView lower.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1142
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1143
    [viewId notNil] whileTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1144
        lastId := viewId.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1145
        viewId := device viewIdFromPoint:point in:lastId
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1146
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1147
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1148
    inputView raise.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1149
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1150
    view := device viewFromId:lastId.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1151
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1152
    view ~~ inputView ifTrue:[^ view].
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
    "/ look for 'hidden' views ...
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
    listOfViews := OrderedCollection new.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1157
    self allSubViewsDo:[:aView |
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1158
        |org|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1159
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1160
        aView ~~ inputView ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1161
            org := device translatePoint:0@0 from:(aView id) to:self id.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1162
            ((org extent:aView extent) containsPoint:aPoint) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1163
                listOfViews add:aView.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1164
            ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1165
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1166
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1167
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1168
    listOfViews size > 0 ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1169
        ^ listOfViews last
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1170
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1171
    ^ nil
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1172
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1173
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1174
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1175
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1176
isPoint:aPoint containedIn:aView
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1177
    "checks whether a point is covered by a view.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1178
    "
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1179
    |p|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1180
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1181
    p := device translatePoint:aPoint from:inputView id to:aView id.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1182
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1183
    (p x >= 0 and:[p y >= 0]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1184
        p := aView extent - p.
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
        (p x >= 0 and:[p y >= 0]) ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1187
            ^ true
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1188
        ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1189
    ].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1190
    ^ false
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1191
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1192
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1193
whichBorderOf:aView isHitBy:aPoint
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1194
    |p r bw org|
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
    bw := aView borderWidth.
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1197
    p := aPoint - (aView superView originRelativeTo:self).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1198
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1199
    r := Rectangle origin:(aView origin)
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1200
                   extent:(aView width @ bw).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1201
    (r containsPoint:p) ifTrue:[^ #top:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1202
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1203
    r origin:(aView left @ (aView bottom + bw)) extent:(aView width @ bw).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1204
    (r containsPoint:p) ifTrue:[^ #bottom:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1205
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1206
    r top:(aView top).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1207
    r extent:(bw @ aView height).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1208
    (r containsPoint:p) ifTrue:[^ #left:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1209
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1210
    r origin:((aView right + bw) @ aView top).
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1211
    (r containsPoint:p) ifTrue:[^ #right:].
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1212
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1213
    ^ nil
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1214
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1215
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1216
! !
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
!UIObjectView methodsFor:'selections'!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1219
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1220
moveableSelection
131
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
  1221
    "checks whether the selection is not empty and all selected instances
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
  1222
     can be moved. If true the selection is returned otherwise nil
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1223
    "
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1224
    |coll|
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1225
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1226
    self hasSelection ifTrue:[
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1227
        (self canMove:(coll := self selection)) ifTrue:[
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1228
            ^ coll
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1229
        ]
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1230
    ].
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1231
  ^ nil
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1232
!
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1233
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1234
numberOfSelections
131
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
  1235
    "return the number of selected instances
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1236
    "
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1237
    |coll size|
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1238
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1239
    coll := self selection.
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1240
    size := coll size.
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1241
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1242
    (size ~~ 0 or:[coll isNil]) ifTrue:[^ size].
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1243
  ^ 1
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1244
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1245
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1246
select:something
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1247
    "change selection to something
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1248
    "
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1249
    (self enabled and:[something ~= self selection]) ifTrue:[
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1250
        self setSelection:something withRedraw:true.
113
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1251
        self selectionChanged
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1252
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1253
113
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1254
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1255
60
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
113
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1258
selectionChanged
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1259
    "called whenever the selection changed
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1260
    "
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1261
    self subclassResponsibility
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1262
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1263
!
1854c2e61c4e bug fixes
ca
parents: 100
diff changeset
  1264
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1265
selectionDo:aBlock
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1266
    "apply block to every selected object
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1267
    "
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1268
    self forEach:(self selection) do:aBlock
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1269
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1270
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1271
!
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1272
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1273
showSelection
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1274
    "show the selection - draw handles
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1275
    "
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1276
    selectionHiddenLevel == 0 ifTrue:[
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1277
        self selectionDo:[:el| self showSelected:el ]
60
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
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1280
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1281
singleSelection
131
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
  1282
    "checks whether one element is selected; in this case the element is
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
  1283
     returned otherwise nil
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1284
    "
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1285
    |coll|
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1286
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1287
    (coll := self selection) isCollection ifFalse:[
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1288
        ^ coll
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1289
    ].
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1290
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1291
    coll size == 1 ifTrue:[ ^ coll first].
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1292
  ^ nil
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1293
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1294
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1295
singleSelectionDo:aBlock
131
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
  1296
    "checks whether one element is selected; in this case the block
715b3dbba87d selection handling changed
ca
parents: 128
diff changeset
  1297
     with argument the selected instance will be processed
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1298
    "
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1299
    |view|
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1300
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1301
    (view := self singleSelection) notNil ifTrue:[
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1302
        aBlock value:view
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1303
    ]
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1304
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1305
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1306
unselect
61
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1307
    "clear selection
85ef247db6b1 so far so good ...
ca
parents: 60
diff changeset
  1308
    "
128
9779b7459a1c selection and update from selection
ca
parents: 123
diff changeset
  1309
    self select:nil
60
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1310
!
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1311
7542ab7fbbfe *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 59
diff changeset
  1312
withSelectionHiddenDo:aBlock
61
85ef247db6b1 so far so good ...
ca