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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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ScrollableView subclass:#DataSetView
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instanceVariableNames:''
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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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619
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example 1: list with valid rows of type Array
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[exBegin]
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|top scr columns rows bool rdWtSel|
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top := StandardSystemView new label:'Simple Test'; 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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columns := OrderedCollection new.
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rows := OrderedCollection new.
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bool := true.
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rdWtSel := #( #at: #at:put: ).
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1 to:1000 do:[:i||n|
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n := i printString.
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rows add:(Array with:('text: ', n) with:('input: ', n) with:bool).
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bool := bool not.
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].
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columns add:(DataSetColumnSpec label:'Text' editorType:#None selector:rdWtSel).
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columns add:(DataSetColumnSpec label:'Input' editorType:#InputField selector:rdWtSel).
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columns add:(DataSetColumnSpec label:'Toggle' editorType:#CheckToggle selector:rdWtSel).
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scr columnDescriptors:columns.
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scr list:rows.
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top open.
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[exEnd]
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example 2: list with none valid rows; defining #rowIfAbsent: block
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[exBegin]
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|top scr columns bool rdWtSel|
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top := StandardSystemView new label:'Row Is Absent'; 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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columns := OrderedCollection new.
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bool := true.
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rdWtSel := #( #at: #at:put: ).
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columns add:(DataSetColumnSpec label:'Text' editorType:#None selector:rdWtSel).
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columns add:(DataSetColumnSpec label:'Input' editorType:#InputField selector:rdWtSel).
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columns add:(DataSetColumnSpec label:'Toggle' editorType:#CheckToggle selector:rdWtSel).
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scr rowIfAbsent:[:i|
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bool := bool not.
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Array with:('text: ', i printString) with:('input: ') with:bool
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].
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scr columnDescriptors:columns.
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scr list:(Array new:1000).
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top open.
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[exEnd]
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example 3: list with valid rows of type Structure
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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:'Editors'; 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 4: table includes a row selector and multiple select is enabled
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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:'Multiple 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 multipleSelectOk:true.
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scr list:rows.
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top open.
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[exEnd]
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example 5: Images and Layout
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[exBegin]
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|top scr columns rows colDesc image text|
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text := 'Text'.
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rows := Array new:1000.
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1 to:(rows size) do:[:i|
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rows at:i put:(Array with:('Id: ', i printString) with:text with:text)
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].
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columns := OrderedCollection new.
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image := Image fromFile:('xpmBitmaps/misc_tools/box_full.xpm' ).
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colDesc := DataSetColumnSpec label:(LabelAndIcon icon:image string:'Left') selector:#at:.
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colDesc labelAlignment:#left.
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colDesc columnAlignment:#left.
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columns add:colDesc.
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colDesc := DataSetColumnSpec label:(LabelAndIcon icon:image string:'Right') selector:#at:.
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colDesc labelAlignment:#right.
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colDesc columnAlignment:#right.
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columns add:colDesc.
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colDesc := DataSetColumnSpec label:(LabelAndIcon icon:image string:'Center') selector:#at:.
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colDesc labelAlignment:#center.
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colDesc columnAlignment:#center.
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columns add:colDesc.
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columns do:[:el|el labelActionSelector:#dummy].
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top := StandardSystemView new label:'Layout'; extent:500@500.
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scr := DataSetView origin:(0.0 @ 0.0) corner:(1.0 @ 1.0) in:top.
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scr has3Dseparators:true.
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scr columnDescriptors:columns.
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scr list:rows.
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top open
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[exEnd]
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example 6: adding and removing
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[exBegin]
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|top scr list|
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top := StandardSystemView new label:'Adding & Removing'; 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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scr columnDescriptors:( Array with:(DataSetColumnSpec label:'FOO' selector:#at:)
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with:(DataSetColumnSpec label:'BAR' selector:#at:)
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with:(DataSetColumnSpec label:'BAZ' selector:#at:)
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).
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scr has3Dseparators:true.
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scr listHolder:(list := List new).
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top openAndWait.
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1 to:32 do:[:i| |pid|
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pid := i printString.
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list add:(Array with:('foo: ', pid) with:('bar: ', pid) with:('baz: ', pid)).
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i even ifTrue:[
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list removeFirst
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].
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Delay waitForSeconds:0.1.
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].
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[exEnd]
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"
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! !
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!DataSetView methodsFor:'initialize / release'!
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initialize
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"set column area
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super initialize.
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self setupVertical:true mini:false horizontal:true mini:true.
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self scrolledView:(DSVColumnView new labelView:(DSVLabelView in:self)).
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! !
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!DataSetView methodsFor:'queries'!
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specClass
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"returns my spec class
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"
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^ DataSetSpec
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! !
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!DataSetView class methodsFor:'documentation'!
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version
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^ '$Header: /cvs/stx/stx/libwidg2/DataSetView.st,v 1.31 1999-08-29 16:56:13 cg Exp $'
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! !
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