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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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View subclass:#DataSetView
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instanceVariableNames:'columnView labelView listHolder useIndex'
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classVariableNames:''
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poolDictionaries:''
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category:'Views-DataSet'
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!
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!DataSetView 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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This class implements a selection list view based on rows and columns.
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It allows for the dynamic editing of this information.
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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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DSVColumnView
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"
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!
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examples
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"
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example 1
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[exBegin]
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|top scr clDc rows slct list idx bool|
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top := StandardSystemView new label:'select'; extent:700@440.
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scr := DataSetView origin:(0.0 @ 0.0) corner:(1.0 @ 1.0) in:top.
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clDc := OrderedCollection new.
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rows := OrderedCollection new.
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list := #( 'Text ' 'Field ' 'C-Box ' 'C-List ' true #( 'foo' 'bar' 'baz' ) ).
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slct := #( #text #field #cbox #clist #toggle #choices ).
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idx := 11.
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bool := true.
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20 timesRepeat:[ |values|
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values := list collect:[:n|
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n isString ifTrue:[n, idx printString]
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ifFalse:[n == true ifTrue:[bool] ifFalse:[n]]
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].
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rows add:(Structure newWith:slct values:values).
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bool := bool not.
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idx := idx + 1.
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].
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clDc add:( DataSetColumnSpec label:'Text' editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Text' editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Field' editorType:#InputField selector:#field ).
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clDc add:( DataSetColumnSpec label:'C-Box' editorType:#ComboBox selector:#cbox ).
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clDc last choices:#choices.
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clDc add:( DataSetColumnSpec label:'C-List' editorType:#ComboList selector:#clist ).
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clDc last choices:#choices.
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clDc add:( DataSetColumnSpec label:'Toggle' editorType:#CheckToggle selector:#toggle ).
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scr has3Dseparators:true.
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scr columnDescriptors:clDc.
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scr list:rows.
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top open.
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[exEnd]
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example 2: add a row selector
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[exBegin]
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|top scr clDc rows slct list idx bool|
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top := StandardSystemView new label:'select'; extent:700@440.
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scr := DataSetView origin:(0.0 @ 0.0) corner:(1.0 @ 1.0) in:top.
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clDc := OrderedCollection new.
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rows := OrderedCollection new.
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list := #( 'Text ' 'Field ' 'C-Box ' 'C-List ' true #( 'foo' 'bar' 'baz' ) ).
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slct := #( #text #field #cbox #clist #toggle #choices ).
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idx := 11.
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bool := true.
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20 timesRepeat:[ |values|
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values := list collect:[:n|
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n isString ifTrue:[n, idx printString]
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ifFalse:[n == true ifTrue:[bool] ifFalse:[n]]
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].
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rows add:(Structure newWith:slct values:values).
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bool := bool not.
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idx := idx + 1.
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].
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clDc add:( DataSetColumnSpec rowSelector ).
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clDc add:( DataSetColumnSpec label:'Text' editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Text' editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Field' editorType:#InputField selector:#field ).
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clDc add:( DataSetColumnSpec label:'C-Box' editorType:#ComboBox selector:#cbox ).
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clDc last choices:#choices.
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clDc add:( DataSetColumnSpec label:'C-List' editorType:#ComboList selector:#clist ).
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clDc last choices:#choices.
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clDc add:( DataSetColumnSpec label:'Toggle' editorType:#CheckToggle selector:#toggle ).
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scr has3Dseparators:true.
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scr columnDescriptors:clDc.
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scr list:rows.
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top open.
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[exEnd]
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example 3: performance test
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[exBegin]
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|t1 top scr clDc rows slct list bool tmArr listModel|
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top := StandardSystemView new label:'select'; extent:600@440.
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scr := DataSetView origin:(0.0 @ 0.0) corner:(1.0 @ 1.0) in:top.
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clDc := OrderedCollection new.
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rows := OrderedCollection new.
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list := #( 'Text ' 'Field ' 'C-Box ' 'C-List ' true ).
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slct := #( #text #field #cbox #clist #toggle ).
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bool := true.
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clDc add:( DataSetColumnSpec label:'Text' editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Field' editorType:#InputField selector:#field ).
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clDc add:( DataSetColumnSpec label:'C-Box' editorType:#ComboBox selector:#cbox ).
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clDc add:( DataSetColumnSpec label:'C-List' editorType:#ComboList selector:#clist ).
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clDc add:( DataSetColumnSpec label:'Toggle' editorType:#CheckToggle selector:#toggle ).
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scr columnDescriptors:clDc.
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scr beDependentOfRows:false.
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scr has3Dseparators:false.
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top openAndWait.
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tmArr := Array new:4.
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listModel := List new.
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scr listHolder:listModel.
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(1 to:tmArr size) do:[:i|
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listModel removeAll.
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t1 := Time millisecondsToRun:[
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1 to:200 do:[:i| |values|
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values := list collect:[:n|
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n isString ifTrue:[n, i printString]
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ifFalse:[n == true ifTrue:[bool] ifFalse:[n]]
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].
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listModel add:(Structure newWith:slct values:values).
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bool := bool not.
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i even ifTrue:[
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listModel removeFirst
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]
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].
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].
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tmArr at:i put:t1
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].
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t1 := 0.
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Transcript showCR:'----------'.
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tmArr do:[:t|
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t1 := t1 + t.
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Transcript showCR:'TIME : ', t printString.
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].
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Transcript showCR:'----------'.
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Transcript showCR:'DIFF : ', (t1 // tmArr size) printString.
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[exEnd]
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example 4: images as label
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[exBegin]
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|lbl top scr clDc rows slct list idx bool|
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top := StandardSystemView new label:'select'; extent:400@440.
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scr := DataSetView origin:(0.0 @ 0.0) corner:(1.0 @ 1.0) in:top.
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clDc := OrderedCollection new.
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rows := OrderedCollection new.
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list := #( 'Text ' 'Field ' 'C-Box ' 'C-List ' true #( 'foo' 'bar' 'baz' ) ).
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slct := #( #text #field #cbox #clist #toggle #choices ).
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idx := 11.
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bool := true.
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20 timesRepeat:[ |values|
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values := list collect:[:n|
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n isString ifTrue:[n, idx printString]
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ifFalse:[n == true ifTrue:[bool] ifFalse:[n]]
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].
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rows add:(Structure newWith:slct values:values).
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bool := bool not.
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idx := idx + 1.
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].
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lbl := Image fromFile:('gifImages/nexthand.gif' ).
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clDc add:( DataSetColumnSpec label:lbl editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Text' editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Field' editorType:#InputField selector:#field ).
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lbl := Image fromFile:('xpmBitmaps/misc_tools/box_full.xpm' ).
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clDc add:( DataSetColumnSpec label:lbl editorType:#ComboBox selector:#cbox ).
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clDc last choices:#choices.
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clDc add:( DataSetColumnSpec label:'C-List' editorType:#ComboList selector:#clist ).
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clDc last choices:#choices.
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clDc add:( DataSetColumnSpec label:'Toggle' editorType:#CheckToggle selector:#toggle ).
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scr has3Dseparators:true.
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scr columnDescriptors:clDc.
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scr list:rows.
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top open.
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[exEnd]
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"
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!
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test:with3Dseparators
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"performance test
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"
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|t1 top scr clDc rows slct list bool tmArr listModel|
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top := StandardSystemView new label:'select'; extent:600@440.
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scr := DataSetView origin:(0.0 @ 0.0) corner:(1.0 @ 1.0) in:top.
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clDc := OrderedCollection new.
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rows := OrderedCollection new.
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list := #( 'Text ' 'Field ' 'C-Box ' 'C-List ' true ).
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slct := #( #text #field #cbox #clist #toggle ).
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bool := true.
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clDc add:( DataSetColumnSpec label:'Text' editorType:#None selector:#text ).
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clDc add:( DataSetColumnSpec label:'Field' editorType:#InputField selector:#field ).
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clDc add:( DataSetColumnSpec label:'C-Box' editorType:#ComboBox selector:#cbox ).
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clDc add:( DataSetColumnSpec label:'C-List' editorType:#ComboList selector:#clist ).
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clDc add:( DataSetColumnSpec label:'Toggle' editorType:#CheckToggle selector:#toggle ).
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scr columnDescriptors:clDc.
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scr beDependentOfRows:false.
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scr has3Dseparators:with3Dseparators.
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top openAndWait.
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tmArr := Array new:8.
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listModel := List new.
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scr listHolder:listModel.
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(1 to:tmArr size) do:[:i|
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listModel removeAll.
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t1 := Time millisecondsToRun:[
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1 to:200 do:[:i| |values|
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values := list collect:[:n|
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n isString ifTrue:[n, i printString]
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ifFalse:[n == true ifTrue:[bool] ifFalse:[n]]
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].
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listModel add:(Structure newWith:slct values:values).
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bool := bool not.
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i even ifTrue:[
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listModel removeFirst
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]
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].
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].
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tmArr at:i put:t1
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].
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t1 := 0.
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Transcript showCR:'----------'.
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tmArr do:[:t|
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t1 := t1 + t.
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Transcript showCR:'TIME : ', t printString.
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].
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Transcript showCR:'----------'.
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Transcript showCR:'DIFF : ', (t1 // tmArr size) printString.
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542
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! !
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!DataSetView methodsFor:'accessing'!
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useIndex
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^ useIndex
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!
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useIndex:aBool
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useIndex := aBool
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! !
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!DataSetView methodsFor:'accessing menus'!
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menuHolder:anObject
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"set the menu holder in the column view too
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"
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super menuHolder:anObject.
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columnView menuHolder:anObject.
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labelView menuHolder:anObject.
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!
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menuMessage:aSymbol
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"set the menu message in the column view too
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"
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super menuMessage:aSymbol.
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columnView menuMessage:aSymbol.
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labelView menuMessage:aSymbol.
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!
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menuPerformer:anObject
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"set the performer in the column view too
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"
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super menuPerformer:anObject.
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columnView menuPerformer:anObject.
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labelView menuPerformer:anObject.
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347 |
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! !
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349 |
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!DataSetView methodsFor:'accessing visibility'!
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font:aFont
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353 |
columnView font:aFont
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354 |
!
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horizontalMini:aBool
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357 |
^ columnView superView horizontalMini:aBool
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!
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horizontalScrollable:aBool
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^ columnView superView horizontalScrollable:aBool
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362 |
!
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363 |
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isHorizontalScrollable
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365 |
^ columnView superView isHorizontalScrollable
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366 |
!
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367 |
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368 |
isVerticalScrollable
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369 |
^ columnView superView isVerticalScrollable
|
|
|
370 |
!
|
|
|
371 |
|
|
|
372 |
verticalMini:aBool
|
|
|
373 |
columnView superView verticalMini:aBool.
|
|
|
374 |
!
|
|
|
375 |
|
|
|
376 |
verticalScrollable:aBool
|
|
|
377 |
columnView superView verticalScrollable:aBool.
|
|
|
378 |
|
|
|
379 |
!
|
|
|
380 |
|
|
|
381 |
viewBackground
|
|
|
382 |
"get the background color of the rows
|
|
|
383 |
"
|
|
|
384 |
^ columnView backgroundColor.
|
|
|
385 |
|
|
|
386 |
|
|
|
387 |
!
|
|
|
388 |
|
|
|
389 |
viewBackground:aColor
|
|
|
390 |
"set the background color of the rows
|
|
|
391 |
"
|
|
|
392 |
^ columnView backgroundColor:aColor.
|
|
|
393 |
|
|
|
394 |
|
|
|
395 |
! !
|
|
|
396 |
|
|
|
397 |
!DataSetView methodsFor:'adding & removing rows'!
|
|
|
398 |
|
|
|
399 |
add:aRow
|
|
|
400 |
"add a row; reimplemented caused by add in base class
|
|
|
401 |
"
|
|
|
402 |
^ columnView add:aRow
|
|
|
403 |
! !
|
|
|
404 |
|
|
|
405 |
!DataSetView methodsFor:'change & update'!
|
|
|
406 |
|
|
|
407 |
listHolder:aListHolder
|
|
|
408 |
"set listholder and update list.
|
|
|
409 |
"
|
|
|
410 |
|list|
|
|
|
411 |
|
|
|
412 |
listHolder notNil ifTrue:[
|
|
|
413 |
listHolder removeDependent:self
|
|
|
414 |
].
|
|
|
415 |
(listHolder := aListHolder) notNil ifTrue:[
|
|
|
416 |
listHolder addDependent:self
|
|
|
417 |
].
|
|
|
418 |
|
|
|
419 |
(list := listHolder value) notNil ifTrue:[
|
|
|
420 |
columnView list:(list collect:[:el| el ])
|
|
|
421 |
] ifFalse:[
|
|
|
422 |
columnView list:nil.
|
|
|
423 |
].
|
|
|
424 |
!
|
|
|
425 |
|
|
|
426 |
model:aModel
|
|
|
427 |
"update model and list holder (derived from model).
|
|
|
428 |
"
|
|
|
429 |
(model respondsTo:#list) ifTrue:[
|
|
|
430 |
(model list == listHolder) ifTrue:[
|
|
|
431 |
self listHolder:nil
|
|
|
432 |
]
|
|
|
433 |
].
|
|
|
434 |
super model:aModel.
|
|
|
435 |
|
|
|
436 |
aModel notNil ifTrue:[
|
|
|
437 |
(aModel respondsTo:#list) ifTrue:[
|
|
|
438 |
self listHolder:model list
|
|
|
439 |
]
|
|
|
440 |
]
|
|
|
441 |
!
|
|
|
442 |
|
|
|
443 |
update:what with:aPara from:chgObj
|
|
|
444 |
"one of my models changed
|
|
|
445 |
"
|
|
|
446 |
|val|
|
|
|
447 |
|
|
|
448 |
chgObj == columnView ifFalse:[
|
|
|
449 |
chgObj == model ifTrue:[
|
|
|
450 |
(what == #selectionIndex or:[what == #selection]) ifTrue:[
|
|
|
451 |
^ columnView selectRowIndex:(model selectionIndex)
|
|
|
452 |
].
|
|
|
453 |
what == #list ifTrue:[
|
|
|
454 |
^ self listHolder:model list
|
|
|
455 |
].
|
|
|
456 |
model == listHolder ifFalse:[
|
|
|
457 |
what == #value ifTrue:[
|
|
607
|
458 |
columnView selectRowIndex:model value
|
|
542
|
459 |
].
|
|
|
460 |
^ self
|
|
|
461 |
].
|
|
|
462 |
].
|
|
|
463 |
"/ listHolder and model could be the same
|
|
|
464 |
|
|
|
465 |
chgObj == listHolder ifTrue:[
|
|
564
|
466 |
what == #at: ifTrue:[
|
|
542
|
467 |
columnView at:aPara put:(listHolder at:aPara)
|
|
|
468 |
] ifFalse:[
|
|
|
469 |
self perform:what with:aPara
|
|
|
470 |
]
|
|
|
471 |
].
|
|
|
472 |
^ self
|
|
|
473 |
].
|
|
|
474 |
|
|
|
475 |
what == #selection ifTrue:[
|
|
|
476 |
model notNil ifTrue:[
|
|
|
477 |
val := columnView selectedRowIndex.
|
|
|
478 |
|
|
|
479 |
(model respondsTo:#selectionIndex:) ifTrue:[
|
|
|
480 |
model selectionIndex:val
|
|
|
481 |
] ifFalse:[
|
|
|
482 |
useIndex ifFalse:[val := columnView selectedRow].
|
|
|
483 |
model value:val
|
|
|
484 |
]
|
|
|
485 |
].
|
|
|
486 |
^ self
|
|
|
487 |
].
|
|
|
488 |
! !
|
|
|
489 |
|
|
|
490 |
!DataSetView methodsFor:'change & update model'!
|
|
|
491 |
|
|
|
492 |
insert:anIndex
|
|
|
493 |
"raised from listHolder: insert row derived from listHolder at anIndex
|
|
|
494 |
"
|
|
|
495 |
|list|
|
|
|
496 |
|
|
|
497 |
list := listHolder value.
|
|
|
498 |
columnView add:(list at:anIndex) beforeIndex:anIndex
|
|
|
499 |
|
|
|
500 |
|
|
|
501 |
!
|
|
|
502 |
|
|
|
503 |
insertCollection:anArray
|
|
|
504 |
"raised from listHolder: insert collection of rows derived from listHolder
|
|
|
505 |
from start (anArray at:1) to stop (anArray at:2).
|
|
|
506 |
"
|
|
570
|
507 |
|start stop size list|
|
|
542
|
508 |
|
|
|
509 |
list := listHolder value.
|
|
|
510 |
start := anArray first.
|
|
|
511 |
size := anArray last.
|
|
|
512 |
|
|
570
|
513 |
size == 0 ifTrue:[
|
|
|
514 |
^ self
|
|
|
515 |
].
|
|
|
516 |
stop := start + size - 1.
|
|
|
517 |
columnView addAll:(list copyFrom:start to:stop) beforeIndex:start
|
|
542
|
518 |
!
|
|
|
519 |
|
|
|
520 |
remove:anIndex
|
|
|
521 |
"raised from listHolder: remove row at anIndex
|
|
|
522 |
"
|
|
|
523 |
columnView removeIndex:anIndex
|
|
|
524 |
|
|
|
525 |
|
|
|
526 |
!
|
|
|
527 |
|
|
|
528 |
removeFrom:anArray
|
|
|
529 |
"raised from listHolder: remove rows from start (anArray at:1)
|
|
|
530 |
to stop (anArray at:2).
|
|
|
531 |
"
|
|
|
532 |
|start stop|
|
|
|
533 |
|
|
|
534 |
start := anArray first.
|
|
|
535 |
stop := anArray last.
|
|
|
536 |
|
|
|
537 |
(start == 1 and:[stop == columnView size]) ifTrue:[
|
|
|
538 |
columnView list:nil
|
|
|
539 |
] ifFalse:[
|
|
|
540 |
(stop - start + 1) timesRepeat:[
|
|
|
541 |
columnView removeIndex:start
|
|
|
542 |
]
|
|
|
543 |
]
|
|
|
544 |
!
|
|
|
545 |
|
|
|
546 |
replace:anArray
|
|
|
547 |
"raised from listHolder: replace collection of rows derived from listHolder
|
|
|
548 |
from start (anArray at:1) to stop (anArray at:2).
|
|
|
549 |
"
|
|
|
550 |
|start stop list|
|
|
|
551 |
|
|
|
552 |
start := anArray first.
|
|
|
553 |
stop := anArray last.
|
|
|
554 |
list := listHolder value.
|
|
|
555 |
|
|
|
556 |
start to:stop do:[:anIndex|
|
|
|
557 |
columnView at:anIndex put:(list at:anIndex)
|
|
|
558 |
].
|
|
|
559 |
|
|
|
560 |
! !
|
|
|
561 |
|
|
|
562 |
!DataSetView methodsFor:'error handling'!
|
|
|
563 |
|
|
|
564 |
doesNotUnderstand:aMessage
|
|
|
565 |
^ aMessage sendTo:columnView
|
|
|
566 |
! !
|
|
|
567 |
|
|
|
568 |
!DataSetView methodsFor:'initialize'!
|
|
|
569 |
|
|
|
570 |
destroy
|
|
|
571 |
"remove dependencies
|
|
|
572 |
"
|
|
|
573 |
listHolder notNil ifTrue:[
|
|
|
574 |
listHolder removeDependent:self
|
|
|
575 |
].
|
|
|
576 |
super destroy
|
|
|
577 |
|
|
|
578 |
|
|
|
579 |
|
|
|
580 |
!
|
|
|
581 |
|
|
|
582 |
initialize
|
|
|
583 |
"set column area
|
|
|
584 |
"
|
|
|
585 |
super initialize.
|
|
|
586 |
|
|
|
587 |
columnView := HVScrollableView for:DSVColumnView
|
|
|
588 |
miniScrollerH:true
|
|
|
589 |
miniScrollerV:false
|
|
|
590 |
origin:(0.0 @ 0.0)
|
|
|
591 |
corner:(1.0 @ 1.0)
|
|
|
592 |
in:self.
|
|
|
593 |
|
|
|
594 |
labelView := DSVLabelView origin:(0.0 @ 0.0)
|
|
|
595 |
corner:(1.0 @ 0.0)
|
|
|
596 |
in:self.
|
|
|
597 |
useIndex := true.
|
|
|
598 |
columnView := columnView scrolledView.
|
|
|
599 |
labelView columnView:columnView.
|
|
|
600 |
columnView borderWidth:0.
|
|
|
601 |
columnView addDependent:self.
|
|
|
602 |
!
|
|
|
603 |
|
|
|
604 |
realize
|
|
|
605 |
super realize.
|
|
|
606 |
self bitGravity:#NorthWest.
|
|
|
607 |
|
|
|
608 |
! !
|
|
|
609 |
|
|
|
610 |
!DataSetView methodsFor:'queries'!
|
|
|
611 |
|
|
|
612 |
specClass
|
|
|
613 |
^ DataSetSpec
|
|
|
614 |
! !
|
|
|
615 |
|
|
|
616 |
!DataSetView class methodsFor:'documentation'!
|
|
|
617 |
|
|
|
618 |
version
|
|
607
|
619 |
^ '$Header: /cvs/stx/stx/libwidg2/DataSetView.st,v 1.4 1997-11-07 13:27:53 ca Exp $'
|
|
542
|
620 |
! !
|