DSVColumnView.st
author Claus Gittinger <cg@exept.de>
Tue, 28 Oct 1997 21:03:47 +0100
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"
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 COPYRIGHT (c) 1997 by Claus Gittinger / eXept Software AG
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              All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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View subclass:#DSVColumnView
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	instanceVariableNames:'editValue editView selectedColIndex selectedRowIndex rowHeight
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		columnDescriptors viewOrigin registererImages list fgColor canFit
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		listSizeChanged beDependentOfRows has3Dsepartors bgColor
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		hgLgFgColor hgLgBgColor actionBlock doubleClickActionBlock
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		separatorLightColor separatorDarkColor verticalSpacing
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		horizontalSpacing'
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	classVariableNames:'DefaultForegroundColor DefaultBackgroundColor
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		DefaultHilightForegroundColor DefaultHilightBackgroundColor
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		DefaultSeparatorDarkColor DefaultSeparatorLightColor'
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	poolDictionaries:''
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	category:'Views-DataSet'
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!
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!DSVColumnView class methodsFor:'documentation'!
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copyright
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"
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 COPYRIGHT (c) 1997 by Claus Gittinger / eXept Software AG
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              All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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!
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documentation
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"
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    implements a scrollable selection view based on rows and columns
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    [Instance variables:]
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        editValue               <Model>                 current editing model
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        editView                <View>                  current editing component
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        selectedColIndex        <Integer>               selected column index or 0
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        selectedRowIndex        <Integer>               selected row index or 0
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        rowHeight               <Integer>               maximum height of any row
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        columnDescriptors       <SequancableCollection> list of column descriptors
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        list                    <SequancableCollection> list of rows
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        fgColor                 <Color>                 foreground color
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        registererImages        <IdentityDictionary>    list of images registered on the device
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        beDependentOfRows       <Coolean>               keep rows dependent; on default is disabled.
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                                                        in case of enabled a row can raise a change
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                                                        notification whithout a parameter which
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                                                        will force a redraw of the row or the
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                                                        readSelector of the column which will
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                                                        redraw the cell in the row only.
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    [author:]
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        Claus Atzkern
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    [see also:]
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        DataSetColumnSpec
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        DataSetColumn
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        DataSetView
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! !
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!DSVColumnView class methodsFor:'defaults'!
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horizontalSpacing
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    ^ 4
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!
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updateStyleCache
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    "extract values from the styleSheet and cache them in class variables
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    "
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    <resource: #style (#textForegroundColor #'scrollableView.backgroundColor'
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                       #'selection.hilightForegroundColor'
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                       #'selection.hilightBackgroundColor'   )>
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    DefaultForegroundColor        := StyleSheet colorAt:'textForegroundColor' default:(Color black).
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    DefaultBackgroundColor        := StyleSheet at:'scrollableView.backgroundColor' default:DefaultViewBackgroundColor.
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    DefaultHilightForegroundColor := StyleSheet colorAt:'selection.hilightForegroundColor' default:DefaultForegroundColor.
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    DefaultHilightBackgroundColor := StyleSheet colorAt:'selection.hilightBackgroundColor' default:(Color veryLightGrey).
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    DefaultSeparatorDarkColor     := DefaultShadowColor ? (Color grayPercent:40).
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    DefaultSeparatorLightColor    := DefaultLightColor  ? (Color grayPercent:75).
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"
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self updateStyleCache.
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    "Modified: / 26.10.1997 / 17:09:07 / cg"
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!
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verticalSpacing
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    ^ 2
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! !
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!DSVColumnView methodsFor:'accessing'!
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action:aOneArgAction
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    actionBlock := aOneArgAction
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!
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doubleClickAction:aOneArgAction
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    doubleClickActionBlock := aOneArgAction
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! !
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!DSVColumnView methodsFor:'accessing behavior'!
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beDependentOfRows
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    "make myself dependent of any row; in this case any change notification
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     raised by a row is catched and the cell identified by the 'readSelector'
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     is redrawn. In case of a nil readSelector, the whole raw is redrawn.
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        -> row changed:'what'
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     On default the attribute is set to true (enabled).
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    "
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    ^ beDependentOfRows
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!
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beDependentOfRows:aBool
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    "make myself dependent of any row; in this case any change notification
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     raised by a row is catched and the cell identified by the 'readSelector'
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     is redrawn. In case of a nil readSelector, the whole raw is redrawn.
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        -> row changed:'what'
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     On default the attribute is set to true (enabled).
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    "
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    aBool ~~ beDependentOfRows ifTrue:[
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        (beDependentOfRows := aBool) ifTrue:[
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            self do:[:aRow| aRow addDependent:self]
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        ] ifFalse:[
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            self do:[:aRow| aRow removeDependent:self]
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        ]
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    ].
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! !
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!DSVColumnView methodsFor:'accessing columns'!
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columnAt:anIndex
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    "get the column at an index
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    "
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    ^ columnDescriptors at:anIndex
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!
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columnDescriptors:colDesc
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    "set the columnDescriptors
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    "
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    self setSelectColIndex:0 rowIndex:0.
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    colDesc size ~~ 0 ifTrue:[
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        columnDescriptors := colDesc collect:[:aCol|
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            DataSetColumn on:self description:aCol
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        ]
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    ] ifFalse:[
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        columnDescriptors := #()
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    ].
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    canFit := (columnDescriptors findFirst:[:aCol|aCol canResize]) ~~ 0.
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    preferredExtent := nil.
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    listSizeChanged := true.
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    self preferredExtentChanged.
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    realized ifTrue:[
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        self fitColumns ifFalse:[
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            self invalidate.
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            self contentsChanged.
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        ]
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    ].
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    self changed:#sizeOfColumns.
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    listSizeChanged := false.
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!
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firstColumn
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    "get the first column
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    "
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    ^ columnDescriptors at:1
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!
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lastColumn
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    "get the last column
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    "
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    ^ columnDescriptors last
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! !
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parents:
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   209
!DSVColumnView methodsFor:'accessing rows'!
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parents:
diff changeset
   210
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parents:
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   211
at:aRowNr
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parents:
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   212
    "return the row at an index, aRowNr
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parents:
diff changeset
   213
    "
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parents:
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   214
    ^ list at:aRowNr
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parents:
diff changeset
   215
!
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parents:
diff changeset
   216
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parents:
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   217
at:aRowNr ifAbsent:exceptionBlock
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parents:
diff changeset
   218
    "return the element at a aRowNr. If the index is invalid, return the
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parents:
diff changeset
   219
     result of evaluating the exceptionblock
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parents:
diff changeset
   220
    "
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parents:
diff changeset
   221
    ^ list at:aRowNr ifAbsent:exceptionBlock
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ca
parents:
diff changeset
   222
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   223
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   224
at:aRowNr put:aRow
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   225
    "change the row at an index. The added row is returned
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parents:
diff changeset
   226
    "
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parents:
diff changeset
   227
    beDependentOfRows ifTrue:[
563
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parents: 561
diff changeset
   228
        (list at:aRowNr) removeDependent:self.
542
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parents:
diff changeset
   229
        aRow addDependent:self
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parents:
diff changeset
   230
        
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   231
    ] ifFalse:[
e22c45e26653 intitial checkin
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parents:
diff changeset
   232
        list at:aRowNr put:aRow
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parents:
diff changeset
   233
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   234
    self redrawRowAt:aRowNr.
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parents:
diff changeset
   235
    ^ aRow.
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parents:
diff changeset
   236
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   237
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   238
first
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   239
    "return the first row
e22c45e26653 intitial checkin
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parents:
diff changeset
   240
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   241
    ^ list at:1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   242
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   243
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   244
last
e22c45e26653 intitial checkin
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parents:
diff changeset
   245
    "return the last row
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   246
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   247
    ^ list last
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   248
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   249
e22c45e26653 intitial checkin
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parents:
diff changeset
   250
list
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   251
    "get the list of rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   252
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   253
    ^ list
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   254
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   255
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   256
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   257
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   258
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   259
list:aList
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   260
    "set the list of rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   261
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   262
    |oldSize|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   263
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   264
    self setSelectColIndex:0 rowIndex:0.
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ca
parents:
diff changeset
   265
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ca
parents:
diff changeset
   266
    aList size ~~ 0 ifTrue:[  "/ otherwise keep old values
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parents:
diff changeset
   267
        self columnsDo:[:aCol| aCol invalidate ].
567
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parents: 563
diff changeset
   268
        preferredExtent := nil.
542
e22c45e26653 intitial checkin
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parents:
diff changeset
   269
    ].
e22c45e26653 intitial checkin
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parents:
diff changeset
   270
    oldSize := list size.
e22c45e26653 intitial checkin
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parents:
diff changeset
   271
e22c45e26653 intitial checkin
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parents:
diff changeset
   272
    beDependentOfRows ifTrue:[
e22c45e26653 intitial checkin
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parents:
diff changeset
   273
        self do:[:aRow| aRow removeDependent:self].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   274
        list := aList.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   275
        self do:[:aRow| aRow addDependent:self]
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ca
parents:
diff changeset
   276
    ] ifFalse:[
e22c45e26653 intitial checkin
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parents:
diff changeset
   277
        list := aList
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   278
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   279
    list size == 0 ifTrue:[
e22c45e26653 intitial checkin
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parents:
diff changeset
   280
        list := nil
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parents:
diff changeset
   281
    ].
567
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parents: 563
diff changeset
   282
    self preferredExtent.
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parents: 563
diff changeset
   283
    self recomputeHeightOfContents.
542
e22c45e26653 intitial checkin
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parents:
diff changeset
   284
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   285
    realized ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   286
        list size ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   287
            self fitColumns ifTrue:[^ self ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   288
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   289
            oldSize == 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   290
                ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   291
            ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   292
        ].
567
01083cbb4bae checkin from browser
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parents: 563
diff changeset
   293
        self redraw.
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   294
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   295
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   296
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   297
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   298
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   299
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   300
!DSVColumnView methodsFor:'accessing visibility'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   301
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   302
backgroundColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   303
    "get the background color of the rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   304
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   305
    ^ bgColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   306
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   307
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   308
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   309
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   310
backgroundColor:aColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   311
    "set the background color of the rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   312
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   313
    bgColor ~~ aColor ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   314
        super viewBackground:bgColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   315
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   316
        self realized ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   317
            bgColor := aColor on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   318
            self invalidate
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   319
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   320
            bgColor := aColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   321
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   322
        self changed:#style.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   323
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   324
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   325
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   326
font:aFont
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   327
    "set the font for all shown rows.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   328
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   329
    (aFont notNil and:[aFont ~~ font]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   330
        super font:(aFont on:device).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   331
        self columnsDo:[:aCol| aCol invalidate ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   332
        self preferredExtentChanged.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   333
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   334
        realized ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   335
            self invalidate.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   336
            self contentsChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   337
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   338
        self changed:#style.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   339
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   340
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   341
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   342
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   343
foregroundColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   344
    "return the foreground color of the rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   345
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   346
    ^ fgColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   347
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   348
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   349
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   350
foregroundColor:aColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   351
    "set the foreground color of the rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   352
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   353
    fgColor ~~ aColor ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   354
        self realized ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   355
            fgColor := aColor on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   356
            self invalidate
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   357
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   358
            fgColor := aColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   359
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   360
        self changed:#style.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   361
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   362
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   363
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   364
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   365
has3Dsepartors
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   366
    ^ has3Dsepartors
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   367
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   368
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   369
has3Dsepartors:aBool
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   370
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   371
    aBool ~~ has3Dsepartors ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   372
        has3Dsepartors := aBool.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   373
        self columnsDo:[:aCol| aCol invalidate ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   374
        self preferredExtentChanged.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   375
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   376
        realized ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   377
            self invalidate.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   378
            self contentsChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   379
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   380
        self changed:#style.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   381
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   382
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   383
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   384
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   385
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   386
hgLgBgColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   387
    ^ hgLgBgColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   388
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   389
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   390
hgLgFgColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   391
    ^ hgLgFgColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   392
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   393
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   394
horizontalSpacing
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   395
    "horizontal spacing used by columns
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   396
    "
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   397
    ^ horizontalSpacing
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   398
!
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   399
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   400
horizontalSpacing:aNumber
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   401
    "horizontal spacing used by columns
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   402
    "
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   403
    horizontalSpacing ~~ aNumber ifTrue:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   404
        horizontalSpacing := aNumber.
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   405
        self preferredExtentChanged.
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   406
    ].
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   407
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   408
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   409
separatorDarkColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   410
    ^ separatorDarkColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   411
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   412
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   413
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   414
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   415
separatorLightColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   416
    ^ separatorLightColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   417
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   418
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   419
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   420
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   421
verticalSpacing
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   422
    "vertical spacing used by columns
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   423
    "
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   424
    ^ verticalSpacing
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   425
!
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   426
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   427
verticalSpacing:aNumber
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   428
    "vertical spacing used by columns
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   429
    "
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   430
    verticalSpacing ~~ aNumber ifTrue:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   431
        verticalSpacing := aNumber.
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   432
        self preferredExtentChanged.
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   433
    ].
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   434
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   435
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   436
!DSVColumnView methodsFor:'adding & removing rows'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   437
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   438
add:aRow
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   439
    "insert row at the end of the list of rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   440
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   441
    ^ self add:aRow beforeIndex:(1 + list size)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   442
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   443
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   444
add:aRow afterIndex:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   445
    "add a new row after slot aRowNr and redisplay; returns nil in case
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   446
     of an invalid index index or the row added to the list
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   447
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   448
    ^ self add:aRow beforeIndex:(aRowNr + 1)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   449
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   450
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   451
add:aRow beforeIndex:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   452
    "add a new row before slot aRowNr and redisplay; returns nil in case
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   453
     of an invalid index index or the row added to the list
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   454
    "
545
d01d14358b07 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 542
diff changeset
   455
    |y0 y1 h dH|
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   456
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   457
    list isNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   458
        list := OrderedCollection new.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   459
        preferredExtent := nil.         "/ force a recomputation
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   460
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   461
        list isArray ifTrue:[list := list asOrderedCollection]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   462
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   463
    list add:aRow beforeIndex:aRowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   464
    self recomputeHeightOfContents.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   465
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   466
    beDependentOfRows ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   467
        aRow addDependent:self.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   468
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   469
    (aRowNr <= selectedRowIndex) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   470
        selectedRowIndex := selectedRowIndex + 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   471
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   472
    y0 := (aRowNr - 1) * rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   473
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   474
    y0 < viewOrigin y ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   475
        self originWillChange.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   476
        viewOrigin y:(rowHeight + viewOrigin y).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   477
        self originChanged:(0 @ rowHeight).        
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   478
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   479
    shown ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   480
        y0 := self yVisibleOfRowNr:aRowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   481
        y1 := y0 + rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   482
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   483
        (y1 > margin and:[y0 < (height - margin)]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   484
            h := height - margin - y1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   485
            y0 := y0 max:margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   486
            dH := y1 - y0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   487
            self catchExpose.
561
43b62e424d52 check height is positive before copy
ca
parents: 556
diff changeset
   488
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   489
            self copyFrom:self x:0 y:y0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   490
                             toX:0 y:y1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   491
                           width:width height:h async:true.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   492
            self waitForExpose.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   493
            self redrawX:margin y:y0 width:width height:dH.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   494
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   495
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   496
    listSizeChanged := true.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   497
    self contentsChanged.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   498
    listSizeChanged := false.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   499
    ^ aRow
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   500
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   501
567
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   502
addAll:aCollection beforeIndex:aRowNr
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   503
    "add a collection of rows before slot aRowNr and redisplay
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   504
    "
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   505
    aCollection size ~~ 0 ifTrue:[
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   506
        list size == 0 ifTrue:[
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   507
            ^ self list:aCollection
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   508
        ].
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   509
        aCollection reverseDo:[:aRow|
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   510
            self add:aRow beforeIndex:aRowNr
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   511
        ]
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   512
    ].
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   513
!
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   514
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   515
addFirst:aRow
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   516
    "insert row at the start of the list of rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   517
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   518
    ^ self add:aRow beforeIndex:1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   519
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   520
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   521
removeFirst
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   522
    "remove first row; returns the removed row
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   523
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   524
    self removeIndex:1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   525
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   526
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   527
removeIndex:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   528
    "remove row at an index; returns the removed row
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   529
    "
545
d01d14358b07 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 542
diff changeset
   530
    |y0 y1 h dY oY yB noRedraw row|
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   531
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   532
    row := list at:aRowNr ifAbsent:[^ self subscriptBoundsError:aRowNr].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   533
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   534
    list isArray ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   535
        list := list asOrderedCollection.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   536
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   537
    selectedRowIndex == aRowNr ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   538
        self selectColIndex:0 rowIndex:0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   539
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   540
        selectedRowIndex > aRowNr ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   541
            selectedRowIndex := selectedRowIndex - 1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   542
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   543
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   544
    y1 := aRowNr * rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   545
    y0 := y1 - rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   546
    yB := y1 + margin - viewOrigin y.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   547
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   548
    list removeIndex:aRowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   549
    self recomputeHeightOfContents.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   550
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   551
    y0 < (oY := viewOrigin y) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   552
        (noRedraw := y1 <= oY) ifFalse:[dY := y0 - oY]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   553
                                ifTrue:[dY := rowHeight negated].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   554
        self originWillChange.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   555
        viewOrigin y:(dY + oY).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   556
        self originChanged:(0 @ dY).        
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   557
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   558
        noRedraw := y0 > (height + viewOrigin y)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   559
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   560
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   561
    (noRedraw or:[shown not]) ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   562
        y1 := yB.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   563
        y0 := self yVisibleOfRowNr:aRowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   564
        h  := height - margin - yB.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   565
        y0 := y0 max:margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   566
561
43b62e424d52 check height is positive before copy
ca
parents: 556
diff changeset
   567
        h > 0 ifTrue:[
43b62e424d52 check height is positive before copy
ca
parents: 556
diff changeset
   568
            self catchExpose.
43b62e424d52 check height is positive before copy
ca
parents: 556
diff changeset
   569
            self copyFrom:self x:0 y:yB toX:0 y:y0 width:width height:h async:true.
43b62e424d52 check height is positive before copy
ca
parents: 556
diff changeset
   570
            self waitForExpose.
43b62e424d52 check height is positive before copy
ca
parents: 556
diff changeset
   571
        ].
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   572
        y0 := y0 + h.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   573
        self redrawX:margin y:y0 width:width height:(height - y0).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   574
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   575
    listSizeChanged := true.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   576
    self contentsChanged.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   577
    listSizeChanged := false.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   578
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   579
    beDependentOfRows ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   580
        row removeDependent:self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   581
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   582
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   583
    ^ row.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   584
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   585
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   586
removeLast
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   587
    "remove last row; the row is returned
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   588
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   589
    ^ self removeIndex:list size
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   590
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   591
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   592
!DSVColumnView methodsFor:'change & update'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   593
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   594
update:something with:aParameter from:changedObject
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   595
    "one of my rows/cells changed its value
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   596
    "
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   597
    |start colNr rowNr|
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   598
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   599
    (start := self indexOfFirstRowShown) ~~ 0 ifTrue:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   600
        rowNr := list identityIndexOf:something
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   601
                           startingAt:start
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   602
                             endingAt:(start + (height // rowHeight)).
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   603
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   604
        rowNr ~~ 0 ifTrue:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   605
            something notNil ifTrue:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   606
                colNr := columnDescriptors findFirst:[:aCol|
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   607
                    aCol readSelector == something
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   608
                ]
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   609
            ] ifFalse:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   610
                colNr := 0
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   611
            ].
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   612
            self redrawRowAt:rowNr colAt:colNr                
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   613
        ]
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   614
    ]
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   615
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   616
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   617
!DSVColumnView methodsFor:'enumerating columns'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   618
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   619
columnsDo:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   620
    "evaluate the argument, aOneArgBlock for every column
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   621
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   622
    columnDescriptors do:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   623
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   624
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   625
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   626
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   627
columnsFrom:start to:stop do:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   628
    "evaluate the argument, aOneArgBlock for the columns with index start to
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   629
     stop in the collection of column descriptors
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   630
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   631
    columnDescriptors from:start to:stop do:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   632
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   633
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   634
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   635
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   636
!DSVColumnView methodsFor:'enumerating rows'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   637
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   638
do:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   639
    "evaluate the argument, aOneArgBlock for every row
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   640
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   641
    list size ~~ 0 ifTrue:[list do:aOneArgBlock]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   642
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   643
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   644
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   645
findFirst:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   646
    "find the first row, for which evaluation of the argument, aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   647
     returns true; return its index or 0 if none detected.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   648
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   649
    list size ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   650
        ^ list findFirst:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   651
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   652
    ^ 0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   653
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   654
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   655
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   656
from:start to:stop do:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   657
    "evaluate the argument, aOneArgBlock for the rows with index start to
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   658
     stop in the collection of rows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   659
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   660
    list size >= start ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   661
        list from:start to:stop do:aOneArgBlock
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   662
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   663
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   664
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   665
!DSVColumnView methodsFor:'event handling'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   666
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   667
buttonMultiPress:button x:x y:y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   668
    "a button was pressed twice - handle doubleclick here
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   669
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   670
    ((button == 1) or:[button == #select]) ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   671
        ^ super buttonMultiPress:button x:x y:y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   672
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   673
    selectedRowIndex == (self yVisibleToRowNr:y) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   674
        (     selectedColIndex == 0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   675
          or:[selectedColIndex == (self xVisibleToColNr:x)]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   676
        ) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   677
            self doubleClicked
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   678
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   679
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   680
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   681
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   682
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   683
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   684
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   685
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   686
buttonPress:button x:x y:y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   687
    "a button was pressed - handle selection here
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   688
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   689
    |rowNr colNr menu col|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   690
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   691
    (     (rowNr := self yVisibleToRowNr:y) notNil
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   692
     and:[(colNr := self xVisibleToColNr:x) notNil]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   693
    ) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   694
        ((button == 2) or:[button == #menu]) ifTrue:[           "/ menu for cell
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   695
            selectedRowIndex == rowNr ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   696
                (selectedColIndex == 0) ifTrue:[                "/ row selected
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   697
                    col := columnDescriptors detect:[:aCol|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   698
                        aCol rendererType == #rowSelector
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   699
                    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   700
                    col notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   701
                        menu := col menuForRow:(self selectedRow).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   702
                        menu notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   703
                            ^ menu startUp
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   704
                        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   705
                    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   706
                    ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   707
                ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   708
                selectedColIndex == colNr ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   709
                    menu := self selectedColumn menuForRow:(self selectedRow).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   710
                    menu notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   711
                        ^ menu startUp
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   712
                    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   713
                ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   714
            ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   715
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   716
            ((button == 1) or:[button == #select]) ifTrue:[     "/ selection change
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   717
                ^ self selectColIndex:colNr rowIndex:rowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   718
            ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   719
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   720
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   721
    ^ super buttonPress:button x:x y:y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   722
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   723
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   724
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   725
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   726
contentsChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   727
    "contents changed - move origin up if possible
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   728
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   729
    |y|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   730
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   731
    shown ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   732
        self recomputeHeightOfContents.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   733
        y := self maxViewOriginY.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   734
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   735
        viewOrigin y > y ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   736
            self scrollTo:(viewOrigin x @ y)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   737
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   738
            self updateEditViewOrigin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   739
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   740
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   741
    super contentsChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   742
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   743
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   744
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   745
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   746
doubleClicked
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   747
    "handle a double click
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   748
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   749
    (doubleClickActionBlock notNil and:[self hasSelection]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   750
        doubleClickActionBlock value:selectedRowIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   751
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   752
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   753
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   754
keyPress:key x:x y:y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   755
    "a key was pressed - handle page-keys here
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   756
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   757
    <resource: #keyboard (#PreviousPage #NextPage #HalfPageUp #HalfPageDown
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   758
                          #BeginOfText #EndOfText
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   759
                          #ScrollUp #ScrollDown
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   760
                          #CursorUp #CursorDown #CursorRight #CursorLeft)>
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   761
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   762
    |sensor n max idx col|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   763
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   764
    (key == #PreviousPage) ifTrue: [^ self pageUp].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   765
    (key == #NextPage)     ifTrue: [^ self pageDown].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   766
    (key == #HalfPageUp)   ifTrue: [^ self halfPageUp].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   767
    (key == #HalfPageDown) ifTrue: [^ self halfPageDown].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   768
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   769
    (key == #BeginOfText) ifTrue:[^ self scrollToTop].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   770
    (key == #EndOfText) ifTrue:[^ self scrollToBottom].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   771
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   772
    sensor := self sensor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   773
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   774
    (key == #ScrollUp) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   775
        sensor isNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   776
            n := 1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   777
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   778
            n := 1 + (sensor compressKeyPressEventsWithKey:#ScrollUp).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   779
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   780
        ^ self scrollUp:(n * self verticalScrollStep)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   781
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   782
    (key == #ScrollDown) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   783
        sensor isNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   784
            n := 1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   785
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   786
            n := 1 + (sensor compressKeyPressEventsWithKey:#ScrollDown).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   787
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   788
        ^ self scrollDown:(n * self verticalScrollStep)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   789
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   790
    self hasSelection ifFalse:[^ self].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   791
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   792
    key == #Return ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   793
        ^ self doubleClicked
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   794
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   795
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   796
    (key == #CursorUp or:[key == #CursorDown]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   797
        sensor isNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   798
            n := 1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   799
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   800
            n := 1 + (sensor compressKeyPressEventsWithKey:key).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   801
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   802
        max := self numberOfRows.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   803
        (n := n \\ max) == 0 ifTrue:[^ self ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   804
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   805
        key == #CursorUp ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   806
            (n := selectedRowIndex - n) <= 0  ifTrue:[n := max + n]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   807
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   808
            (n := selectedRowIndex + n) > max ifTrue:[n := n - max]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   809
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   810
        ^ self selectColIndex:selectedColIndex rowIndex:n.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   811
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   812
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   813
    (key == #CursorRight or:[key == #CursorLeft]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   814
        selectedColIndex == 0 ifTrue:[                          "/ line selected
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   815
            ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   816
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   817
        sensor isNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   818
            n := 1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   819
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   820
            n := 1 + (sensor compressKeyPressEventsWithKey:key).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   821
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   822
        (n := n \\ (self numberOfSelectableColumns)) == 0 ifTrue:[^ self ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   823
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   824
        idx := selectedColIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   825
        max := self numberOfColumns.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   826
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   827
        key == #CursorLeft ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   828
            [n ~~ 0] whileTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   829
                (idx := idx - 1) == 0 ifTrue:[idx := max].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   830
                (self columnAt:idx) canSelect ifTrue:[n := n - 1]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   831
            ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   832
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   833
            [n ~~ 0] whileTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   834
                idx == max ifTrue:[idx := 1]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   835
                              ifFalse:[idx := idx + 1].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   836
                (self columnAt:idx) canSelect ifTrue:[n := n - 1]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   837
            ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   838
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   839
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   840
        ^ self selectColIndex:idx rowIndex:selectedRowIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   841
    ].
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   842
    key isCharacter ifFalse:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   843
        ^ self
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   844
    ].
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   845
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   846
    col := self columnAt:selectedColIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   847
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   848
    "/ search forward
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   849
    idx := col findRowNrStartingWithChar:key
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   850
                                   start:(selectedRowIndex + 1)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   851
                                    stop:(self numberOfRows).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   852
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   853
    idx == 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   854
        "/ search from begin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   855
        idx := col findRowNrStartingWithChar:key
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   856
                                       start:1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   857
                                        stop:(selectedRowIndex - 1).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   858
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   859
    idx ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   860
        self selectColIndex:selectedColIndex rowIndex:idx.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   861
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   862
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   863
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   864
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   865
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   866
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   867
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   868
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   869
originChanged:delta
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   870
    "this one is sent, after the origin of my contents has changed -
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   871
     tell dependents (i.e. scrollers) about this
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   872
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   873
    super originChanged:delta.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   874
    self updateEditViewOrigin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   875
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   876
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   877
sizeChanged:how
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   878
    "size changed - move origin up if possible
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   879
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   880
    super sizeChanged:how.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   881
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   882
    (shown and:[self numberOfColumns ~~ 0 and:[self fitColumns not]]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   883
        self scrollTo:viewOrigin.       "/ validates viewOrigin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   884
        self invalidate.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   885
        self scrollToSelection
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   886
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   887
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   888
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   889
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   890
!DSVColumnView methodsFor:'gc operations'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   891
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   892
registerImage:anImage key:aKey
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   893
    "any row can register an image with a unique identifier a key symbol
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   894
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   895
    |img|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   896
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   897
    (img := registererImages at:aKey ifAbsent:nil) notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   898
        ^ img
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   899
    ].
567
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   900
    img := anImage onDevice:device.
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   901
    img clearMaskedPixels.
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   902
    registererImages at:aKey put:img.
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   903
    ^ img
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   904
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   905
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   906
registeredImageAt:aKey
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   907
    "any row can register an image with a unique identifier
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   908
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   909
    ^ registererImages at:aKey ifAbsent:nil
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   910
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   911
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   912
releaseAllRegisteredImages
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   913
    "release all registered images
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   914
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   915
    registererImages := IdentityDictionary new.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   916
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   917
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   918
!DSVColumnView methodsFor:'initialization'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   919
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   920
create
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   921
    "set foreground color
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   922
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   923
    super create.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   924
    fgColor     := fgColor     on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   925
    bgColor     := bgColor     on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   926
    hgLgFgColor := hgLgFgColor on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   927
    hgLgBgColor := hgLgBgColor on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   928
    separatorLightColor := separatorLightColor on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   929
    separatorDarkColor  := separatorDarkColor  on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   930
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   931
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   932
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   933
destroy
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   934
    "remove dependencies
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   935
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   936
    beDependentOfRows ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   937
        self do:[:aRow| aRow removeDependent:self].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   938
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   939
    super destroy
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   940
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   941
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   942
initStyle
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   943
    "setup viewStyle specifics"
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   944
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   945
    super initStyle.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   946
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   947
    DefaultForegroundColor isNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   948
        self class updateStyleCache
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   949
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   950
    fgColor     := DefaultForegroundColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   951
    bgColor     := DefaultBackgroundColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   952
    hgLgFgColor := DefaultHilightForegroundColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   953
    hgLgBgColor := DefaultHilightBackgroundColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   954
    separatorDarkColor  := DefaultSeparatorDarkColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   955
    separatorLightColor := DefaultSeparatorLightColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   956
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   957
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   958
initialize
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   959
    "set default attributes
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   960
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   961
    super initialize.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   962
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   963
    viewOrigin := 0@0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   964
    font       := font on:device.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   965
    "/ self bitGravity:#NorthWest.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   966
    rowHeight  := font height.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   967
    selectedRowIndex := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   968
    selectedColIndex := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   969
    registererImages := IdentityDictionary new.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   970
    has3Dsepartors   := false.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   971
    columnDescriptors := #().
567
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
   972
    beDependentOfRows := false.
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   973
    listSizeChanged   := false.
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   974
    verticalSpacing   := self class verticalSpacing.
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
   975
    horizontalSpacing := self class horizontalSpacing.
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   976
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   977
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   978
realize
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   979
    "recompute contents; set selection
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   980
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   981
    |rowNr colNr|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   982
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   983
    self  recomputeHeightOfContents.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   984
    super realize.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   985
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   986
    rowNr := selectedRowIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   987
    colNr := selectedColIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   988
    selectedColIndex := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   989
    selectedRowIndex := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   990
    self fitColumns.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   991
    self setSelectColIndex:colNr rowIndex:rowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   992
    self bitGravity:#NorthWest.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   993
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   994
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   995
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   996
!DSVColumnView methodsFor:'private'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   997
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   998
fitColumns
e22c45e26653 intitial checkin
ca
parents:
diff changeset
   999
    "fit columns to view
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1000
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1001
    |lastColumn dX sz expand resizables deltaWidth|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1002
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1003
    self canFit ifFalse:[^ false ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1004
    resizables := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1005
    self preferredExtent.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1006
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1007
    self columnsDo:[:aCol|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1008
        aCol canResize ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1009
            resizables := resizables + 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1010
            deltaWidth := aCol setMinWidth.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1011
            lastColumn := aCol.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1012
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1013
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1014
    resizables == 0 ifTrue:[ ^ false ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1015
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1016
    sz := self widthOfContents.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1017
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1018
    (expand := sz < width) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1019
        deltaWidth := width - sz + margin + margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1020
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1021
        deltaWidth == 0 ifTrue:[ ^ false ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1022
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1023
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1024
    expand ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1025
        (dX := deltaWidth // resizables) ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1026
            self columnsDo:[:aCol|aCol canResize ifTrue:[aCol growWidth:dX]]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1027
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1028
        lastColumn growWidth:(deltaWidth - (dX * resizables)).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1029
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1030
    self preferredExtentChanged.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1031
    self invalidate.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1032
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1033
    self hasSelection ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1034
        editView notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1035
            editView width:(self selectedColumn width - 1 - self separatorSize)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1036
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1037
        self scrollToSelection.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1038
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1039
    self contentsChanged.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1040
  ^ true
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1041
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1042
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1043
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1044
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1045
maxViewOriginY
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1046
    "returns the maximum possible y of the view origin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1047
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1048
    |y|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1049
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1050
    y := self heightOfContents - self innerHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1051
  ^ y max:0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1052
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1053
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1054
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1055
updateEditViewOrigin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1056
    "update origin of the editView
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1057
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1058
    |x y|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1059
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1060
    editView notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1061
        y := 1 + (self yVisibleOfRowNr:selectedRowIndex).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1062
        x := 1 + (self xVisibleOfColNr:selectedColIndex).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1063
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1064
        editView origin:(x @ y).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1065
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1066
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1067
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1068
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1069
xVisibleOfColNr:aColNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1070
    "returns visible x assigned to a column number
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1071
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1072
    |x|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1073
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1074
    x := margin - viewOrigin x.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1075
    self columnsFrom:1 to:(aColNr - 1) do:[:aCol| x := x + aCol width ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1076
  ^ x
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1077
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1078
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1079
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1080
xVisibleToColNr:x
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1081
    |x0 nr|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1082
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1083
    x0 := x + viewOrigin x - margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1084
    nr := 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1085
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1086
    self columnsDo:[:aCol|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1087
        (x0 := x0 - aCol width) <= 0 ifTrue:[^ nr].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1088
        nr := nr + 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1089
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1090
    ^ nil.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1091
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1092
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1093
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1094
yVisibleOfRowNr:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1095
    "returns visible y assigned to the row number
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1096
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1097
    ^ (aRowNr - 1) * rowHeight + margin - viewOrigin y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1098
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1099
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1100
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1101
yVisibleToRowNr:y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1102
    "returns row number or nil
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1103
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1104
    |y0|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1105
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1106
    y0 := (y + viewOrigin y - margin) // rowHeight + 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1107
  ^ (y0 <= self numberOfRows) ifTrue:[y0] ifFalse:[nil]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1108
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1109
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1110
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1111
!DSVColumnView methodsFor:'queries'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1112
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1113
canFit
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1114
    "returns true if columns can be fit to view
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1115
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1116
    ^ canFit
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1117
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1118
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1119
indexOfFirstRowShown
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1120
    "returns index of first row shown
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1121
    "
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1122
    |idx|
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1123
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1124
    idx := (self yOriginOfContents // rowHeight) + 1.
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1125
  ^ (idx <= list size) ifTrue:[idx] ifFalse:[0]
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1126
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1127
!
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1128
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1129
listSizeChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1130
    ^ listSizeChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1131
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1132
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1133
numberOfColumns
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1134
    "returns number of columns
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1135
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1136
    ^ columnDescriptors size
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1137
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1138
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1139
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1140
numberOfRows
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1141
    "returns number of raws
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1142
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1143
    ^ list size
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1144
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1145
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1146
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1147
numberOfSelectableColumns
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1148
    "returns number of selectable columns
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1149
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1150
    |num|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1151
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1152
    num := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1153
    self columnsDo:[:aCol| aCol canSelect ifTrue:[num := num + 1] ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1154
    ^ num
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1155
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1156
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1157
rowHeight
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1158
    "get the height of the highest row in pixels
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1159
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1160
    ^ rowHeight
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1161
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1162
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1163
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1164
separatorSize
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1165
    "returns vertical/horizontal size of a separator dependent on the
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1166
     3D effect.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1167
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1168
    ^ has3Dsepartors ifTrue:[4] ifFalse:[1]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1169
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1170
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1171
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1172
size
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1173
    "returns number of raws
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1174
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1175
    ^ list size
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1176
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1177
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1178
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1179
!DSVColumnView methodsFor:'recomputation'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1180
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1181
preferredExtent
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1182
    "recompute preferred extent
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1183
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1184
    |x|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1185
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1186
    preferredExtent notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1187
        ^ preferredExtent
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1188
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1189
    x := 3.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1190
    rowHeight := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1191
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1192
    self columnsDo:[:aCol|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1193
        rowHeight := (aCol heightOfHighestRow) max:rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1194
        x := x + (aCol minWidth).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1195
    ].
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1196
    rowHeight := rowHeight + (2 * verticalSpacing) + (self separatorSize).
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1197
    preferredExtent := (x + margin + margin) @ (self numberOfRows * rowHeight).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1198
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1199
    x := (rowHeight - font height) // 2 + font ascent.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1200
    self columnsDo:[:aCol|aCol textInsetChanged:x].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1201
  ^ preferredExtent
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1202
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1203
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1204
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1205
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1206
preferredExtentChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1207
    |y x|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1208
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1209
    y := viewOrigin y.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1210
    x := viewOrigin x.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1211
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1212
    (y ~~ 0 or:[x ~~ 0]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1213
        self originWillChange.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1214
        viewOrigin := 0 @ 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1215
        preferredExtent := nil.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1216
        self originChanged:(x negated  @ y negated).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1217
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1218
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1219
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1220
recomputeHeightOfContents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1221
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1222
    preferredExtent notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1223
        preferredExtent y:(rowHeight * self numberOfRows)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1224
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1225
        self preferredExtent
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1226
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1227
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1228
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1229
!DSVColumnView methodsFor:'redrawing'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1230
567
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1231
forceRedraw
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1232
    "a redraw forced by any other component
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1233
    "
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1234
    self redraw
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1235
!
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1236
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1237
invalidate
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1238
    "recompute extent before repair range
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1239
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1240
    self  recomputeHeightOfContents.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1241
    super invalidate.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1242
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1243
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1244
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1245
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1246
redraw
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1247
    "redraw complete view
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1248
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1249
    self redrawX:0 y:0 width:width height:height.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1250
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1251
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1252
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1253
redrawRowAt:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1254
    "redraw total row at an index
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1255
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1256
    self redrawRowAt:aRowNr colAt:0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1257
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1258
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1259
redrawRowAt:aRowNr colAt:aColNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1260
    "redraw visible row in case of aColNr == 0 or the column in a row;
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1261
     in case that the row/column is hidden no redraw is done
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1262
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1263
    |x y h w|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1264
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1265
    (shown and:[aRowNr between:1 and:self numberOfRows]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1266
        h := rowHeight - 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1267
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1268
        (y := self yVisibleOfRowNr:aRowNr) < margin ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1269
            (h := h + y) <= margin ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1270
                ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1271
            ].                                                  "/ row not visible
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1272
            h := h - margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1273
            y := margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1274
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1275
            y >= height ifTrue:[^ self].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1276
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1277
        aColNr ~~ 0 ifTrue:[                                    "/ redraw column in row
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1278
            w := (self columnAt:aColNr) width - 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1279
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1280
            (x := self xVisibleOfColNr:aColNr) < margin ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1281
                (w := w + x) <= margin ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1282
                    ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1283
                ].                                              "/ column not visible
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1284
                w := w - margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1285
                x := margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1286
            ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1287
                x >= width ifTrue:[^ self].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1288
            ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1289
        ] ifFalse:[                                             "/ redraw whole row
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1290
            x := margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1291
            w := width.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1292
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1293
        self redrawX:x y:y width:w height:h
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1294
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1295
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1296
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1297
redrawX:x y:y width:w height:h
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1298
    "redraw part of myself immediately, given logical coordinates 
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1299
    "
567
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1300
    |x0 x1 c0 c1 yT xM yTop yBot start stop prevTrans transPoint prevClipArea clipHeight|
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1301
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1302
    shown ifFalse:[^ self].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1303
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1304
    self paint:bgColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1305
    self fillRectangleX:x y:y width:w height:h.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1306
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1307
    yT := margin - viewOrigin y.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1308
    c0 := y - yT.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1309
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1310
    start := (c0 // rowHeight) + 1.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1311
    stop  := (c0 + h - 1 // rowHeight + 1) min:(self numberOfRows).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1312
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1313
    stop < start ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1314
        ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1315
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1316
    xM             := (x + w) min:(width - margin).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1317
    prevTrans      := transformation.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1318
    prevClipArea   := clipRect.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1319
    clipRect       := nil.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1320
    transformation := WindowingTransformation new.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1321
    clipHeight     := height - margin - margin.
567
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1322
    transPoint     := Point x:0 y:yT.
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1323
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1324
    x0    := margin - (viewOrigin x).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1325
    yTop  := (start - 1) * rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1326
    yBot  := stop * rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1327
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1328
    self columnsDo:[:aCol|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1329
        ((x1 := x0 + aCol width) >= x and:[x0 < xM]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1330
            c0 := x0 max:margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1331
            c1 := (x1 + 1) min:xM.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1332
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1333
            device setClipX:c0 y:margin width:(c1 - c0) height:clipHeight
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1334
                         in:drawableId gc:gcId.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1335
567
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1336
            transPoint x:x0.
01083cbb4bae checkin from browser
ca
parents: 563
diff changeset
  1337
            transformation translation:transPoint.
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1338
            aCol drawFrom:start to:stop yTop:yTop yBot:yBot with:fgColor and:bgColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1339
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1340
        x0 := x1
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1341
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1342
    transformation := prevTrans.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1343
    clipRect := nil.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1344
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1345
    prevClipArea isNil ifTrue:[device noClipIn:drawableId  gc:gcId]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1346
                      ifFalse:[self clippingRectangle:prevClipArea].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1347
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1348
    (w >= (width - margin - margin) and:[h >= (height - margin - margin)]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1349
        self sensor flushExposeEventsFor:self.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1350
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1351
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1352
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1353
!DSVColumnView methodsFor:'scroller interface'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1354
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1355
heightOfContents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1356
    "return the height of the contents in pixels
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1357
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1358
    ^ self preferredExtent y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1359
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1360
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1361
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1362
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1363
innerHeight
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1364
    "returns the inner height of the contents shown
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1365
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1366
    ^ height - margin - margin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1367
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1368
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1369
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1370
innerWidth
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1371
    "returns the inner width of the contents shown
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1372
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1373
    ^ width - margin - margin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1374
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1375
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1376
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1377
verticalScrollStep
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1378
    "return the amount to scroll when stepping up/down.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1379
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1380
    ^ rowHeight
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1381
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1382
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1383
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1384
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1385
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1386
viewOrigin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1387
    "return the viewOrigin; thats the coordinate of the contents 
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1388
     which is shown topLeft in the view.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1389
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1390
    ^ viewOrigin
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1391
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1392
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1393
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1394
widthOfContents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1395
    "return the width of the contents in pixels
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1396
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1397
    ^ self preferredExtent x
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1398
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1399
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1400
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1401
xOriginOfContents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1402
    "return the horizontal origin of the contents in pixels
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1403
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1404
    ^ viewOrigin x 
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1405
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1406
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1407
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1408
yOriginOfContents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1409
    "return the vertical origin of the contents in pixels
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1410
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1411
    ^ viewOrigin y
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1412
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1413
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1414
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1415
!DSVColumnView methodsFor:'scrolling'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1416
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1417
halfPageDown
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1418
    "scroll down half a page
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1419
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1420
    self scrollDown:(self innerHeight // 2)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1421
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1422
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1423
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1424
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1425
halfPageUp
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1426
    "scroll up half a page
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1427
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1428
    self scrollUp:(self innerHeight // 2)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1429
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1430
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1431
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1432
scrollTo:anOrigin redraw:doRedraw
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1433
    "change origin to have newOrigin be visible at the top-left.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1434
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1435
    |x y dX dY newOrg dltOrg h innerWT innerHG|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1436
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1437
    shown ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1438
        ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1439
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1440
    [self sensor hasExposeEventFor:nil] whileTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1441
        self windowGroup processExposeEvents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1442
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1443
    innerWT := self innerWidth.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1444
    innerHG := self innerHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1445
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1446
    h := viewOrigin y.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1447
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1448
    (y := anOrigin y) > h ifTrue:[              "/ end of contents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1449
        y > (dY := self maxViewOriginY) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1450
            y := dY max:h
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1451
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1452
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1453
        y := y max:0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1454
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1455
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1456
    (x := anOrigin x) > 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1457
        x := x min:(self widthOfContents - innerWT).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1458
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1459
    x      := x max:0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1460
    newOrg := (x @ y).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1461
    dltOrg := newOrg - viewOrigin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1462
    dX     := dltOrg x.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1463
    dY     := dltOrg y.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1464
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1465
    (dX == 0 and:[dY == 0]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1466
        ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1467
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1468
    self originWillChange.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1469
    viewOrigin := newOrg.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1470
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1471
    doRedraw ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1472
        ^ self originChanged:dltOrg
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1473
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1474
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1475
    dY ~~ 0 ifTrue:[                            "/ SCROLL VERTICAL
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1476
        dY := dY abs.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1477
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1478
        (dX ~~ 0 or:[innerHG - dY < 20]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1479
            self redraw.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1480
        ] ifFalse:[                             "/ COPY VERTICAL
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1481
            |y0 y1|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1482
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1483
            y0 := y1 := margin + dY.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1484
            h  := innerHG - dY.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1485
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1486
            dltOrg y < 0 ifTrue:[y0 := margin. y := y0]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1487
                        ifFalse:[y1 := margin. y := y1 + h].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1488
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1489
            self catchExpose.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1490
            self copyFrom:self x:0 y:y0 toX:0 y:y1 width:width height:h async:true.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1491
            self waitForExpose.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1492
            self redrawX:0 y:y width:width height:(innerHG - h).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1493
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1494
    ] ifFalse:[                                 "/ SCROLL HORIZONTAL
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1495
        dX := dX abs.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1496
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1497
        innerWT - dX < 20 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1498
            self redraw.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1499
        ] ifFalse:[                             "/ COPY HORIZONTAL
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1500
            |x0 x1 w|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1501
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1502
            x0 := x1 := dX.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1503
            w  := width - dX - margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1504
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1505
            dltOrg x < 0 ifTrue:[x0 := 0. x := x0]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1506
                        ifFalse:[x1 := 0. x := w].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1507
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1508
            self catchExpose.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1509
            self copyFrom:self x:x0 y:0 toX:x1 y:0 width:w height:height async:true.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1510
            self waitForExpose.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1511
            self redrawX:x y:0 width:(width - w) height:height.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1512
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1513
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1514
    self originChanged:dltOrg.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1515
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1516
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1517
scrollToRowAt:aRowNr colAt:aColNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1518
    "make row at a row number in column at a column number visible
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1519
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1520
    |x y l dY dX|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1521
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1522
    (    (aRowNr between:1 and:(self numberOfRows))
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1523
     and:[aColNr between:0 and:(self numberOfColumns)]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1524
    ) ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1525
        ^ self
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1526
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1527
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1528
    dY := dX := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1529
    y  := self yVisibleOfRowNr:aRowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1530
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1531
    y < margin ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1532
        dY := margin - y.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1533
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1534
        y := y + rowHeight.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1535
        l := height - margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1536
        y > l ifTrue:[dY := l - y]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1537
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1538
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1539
    aColNr == 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1540
        dY == 0 ifTrue:[^ self].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1541
        dX := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1542
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1543
        x  := self xVisibleOfColNr:aColNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1544
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1545
        x < margin ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1546
            dX := margin - x
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1547
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1548
            x := x + (self columnAt:aColNr) width.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1549
            l := width - margin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1550
            x > l ifTrue:[dX := l - x]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1551
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1552
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1553
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1554
    (dX == 0 and:[dY == 0]) ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1555
        self scrollTo:(viewOrigin - (dX @ dY)).
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1556
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1557
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1558
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1559
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1560
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1561
scrollToSelection
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1562
    "make selection visible
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1563
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1564
    self hasSelection ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1565
        self scrollToRowAt:selectedRowIndex colAt:selectedColIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1566
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1567
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1568
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1569
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1570
!DSVColumnView methodsFor:'selection'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1571
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1572
hasSelection
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1573
    "returns true if a selection (raw and column) exists
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1574
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1575
    ^ selectedRowIndex ~~ 0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1576
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1577
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1578
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1579
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1580
selectColIndex:aColNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1581
    "select new column; keep row index
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1582
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1583
    self selectColIndex:aColNr rowIndex:selectedRowIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1584
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1585
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1586
selectColIndex:aColNr rowIndex:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1587
    "change selection with notification
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1588
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1589
    |oC oR|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1590
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1591
    oC := selectedColIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1592
    oR := selectedRowIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1593
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1594
    self setSelectColIndex:aColNr rowIndex:aRowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1595
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1596
    (oC ~~ selectedColIndex or:[oR ~~ selectedRowIndex]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1597
        self selectionChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1598
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1599
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1600
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1601
selectRow:aRow
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1602
    "select a row
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1603
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1604
    |rowNr|
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1605
563
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1606
    (aRow notNil and:[list size ~~ 0]) ifTrue:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1607
        rowNr := list identityIndexOf:aRow
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1608
    ] ifFalse:[
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1609
        rowNr := 0
826871ce82c9 bug fix:
ca
parents: 561
diff changeset
  1610
    ].
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1611
    self selectRowIndex:rowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1612
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1613
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1614
selectRowIndex:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1615
    "select new row; keep column index
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1616
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1617
    self selectColIndex:selectedColIndex rowIndex:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1618
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1619
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1620
selectedColIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1621
    "returns selected column number or 0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1622
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1623
    ^ selectedColIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1624
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1625
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1626
selectedColumn
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1627
    "returns selected column or nil
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1628
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1629
    ^ columnDescriptors at:selectedColIndex ifAbsent:nil.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1630
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1631
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1632
selectedRow
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1633
    "returns selected row or nil
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1634
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1635
    ^ self at:selectedRowIndex ifAbsent:nil
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1636
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1637
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1638
selectedRowIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1639
    "returns selected row number or 0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1640
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1641
    ^ selectedRowIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1642
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1643
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1644
selectedRowIndexInColumn:aCol
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1645
    selectedRowIndex ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1646
        (selectedColIndex == 0 or:[self selectedColumn == aCol]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1647
            ^ selectedRowIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1648
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1649
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1650
    ^ 0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1651
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1652
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1653
selectionChanged
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1654
    "selection has changed
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1655
    "
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1656
    self changed:#selection.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1657
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1658
    actionBlock notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1659
        actionBlock value:selectedRowIndex
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1660
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1661
!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1662
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1663
setSelectColIndex:aColNr rowIndex:aRowNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1664
    "change selection without notification
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1665
    "
545
d01d14358b07 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 542
diff changeset
  1666
    |rowNr colNr newCol oldCol oldRow level sensor|
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1667
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1668
    (aRowNr between:0 and:(self numberOfRows)) ifTrue:[rowNr := aRowNr]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1669
                                              ifFalse:[rowNr := 0].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1670
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1671
    colNr := 0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1672
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1673
    (     rowNr ~~ 0
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1674
     and:[(aColNr between:1 and:(self numberOfColumns))
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1675
     and:[(self columnAt:aColNr) rendererType ~~ #rowSelector]]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1676
    ) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1677
        colNr := aColNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1678
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1679
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1680
    (rowNr == selectedRowIndex and:[colNr == selectedColIndex]) ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1681
        ^ self  "/ nothing changed
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1682
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1683
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1684
    rowNr ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1685
        colNr ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1686
            newCol := self columnAt:colNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1687
            newCol canSelect ifFalse:[^ self].      "/ not selectable
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1688
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1689
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1690
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1691
    "/ release old selection
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1692
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1693
    oldCol := selectedColIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1694
    oldRow := selectedRowIndex.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1695
    selectedRowIndex := rowNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1696
    selectedColIndex := colNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1697
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1698
    oldRow ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1699
        editValue notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1700
            (self columnAt:oldCol) at:oldRow put:editValue value.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1701
            editValue := nil
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1702
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1703
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1704
        editView notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1705
            editView destroy.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1706
            editView := nil.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1707
        ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1708
        "/ redraw old selection unselected
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1709
        self realized ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1710
            self redrawRowAt:oldRow colAt:oldCol.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1711
        ]        
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1712
    ].   
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1713
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1714
    "/ show new selection
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1715
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1716
    self realized ifFalse:[^ self ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1717
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1718
    newCol notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1719
        self scrollToRowAt:rowNr colAt:colNr.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1720
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1721
        newCol editorType ~~ #None ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1722
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1723
            level := 1 + self separatorSize.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1724
            editView := SimpleView extent:((newCol width - level) @ (rowHeight - level)) in:self.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1725
            self updateEditViewOrigin.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1726
            editView viewBackground:hgLgBgColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1727
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1728
            editValue := newCol editorForRow:(self at:rowNr)
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1729
                                          in:editView
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1730
                                        with:hgLgFgColor
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1731
                                          bg:hgLgBgColor.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1732
            editView realize.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1733
        ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1734
            self redrawRowAt:rowNr colAt:colNr
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1735
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1736
    ] ifFalse:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1737
        selectedRowIndex ~~ 0 ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1738
            self redrawRowAt:rowNr colAt:0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1739
            self scrollToRowAt:rowNr colAt:0.
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1740
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1741
    ].
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1742
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1743
    (sensor := self sensor) notNil ifTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1744
        [sensor hasExposeEventFor:nil] whileTrue:[
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1745
            self windowGroup processExposeEvents
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1746
        ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1747
    ]
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1748
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1749
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1750
! !
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1751
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1752
!DSVColumnView class methodsFor:'documentation'!
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1753
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1754
version
582
222fc7c63af0 new resource naming
Claus Gittinger <cg@exept.de>
parents: 567
diff changeset
  1755
    ^ '$Header: /cvs/stx/stx/libwidg2/DSVColumnView.st,v 1.7 1997-10-28 20:03:47 cg Exp $'
542
e22c45e26653 intitial checkin
ca
parents:
diff changeset
  1756
! !