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AbstractVersionDiffBrowserItem subclass:#ClassItem
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instanceVariableNames:'myClass isRegistered revisonColl revisionInfo'
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classVariableNames:''
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poolDictionaries:''
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category:'Interface-Browsers'
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!
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!ClassItem class methodsFor:'protocol'!
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expandableRevisionItemClass
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^ExpandableRevisionItem
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!
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sourceRevisonItemClass
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^SourceRevisionItem
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!
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versionRevisionItemClass
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^VersionRevisionItem
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! !
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!ClassItem methodsFor:'accessing'!
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loadedRevisionItem
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^children detect:[:eachRevision | eachRevision isLoadedRevision]
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!
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myClass
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"return the value of the instance variable 'myClass' (automatically generated)"
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^ myClass!
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myClass:something
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"set the value of the instance variable 'myClass' (automatically generated)"
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myClass := something.!
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needsChildren
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"return the value of the instance variable 'isRegistered' (automatically generated)"
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^ children size == 0
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!
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revisonColl
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"return the value of the instance variable 'revisonColl' (automatically generated)"
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^ revisonColl!
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revisonColl:something
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"set the value of the instance variable 'revisonColl' (automatically generated)"
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revisonColl := something.! !
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!ClassItem methodsFor:'initialization'!
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initialize
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"
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initialize necessary things
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<return: self>
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"
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super initialize.
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isRegistered := false
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! !
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!ClassItem methodsFor:'private'!
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addAllRevisionsBefore:anExpandableRevisonItem
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|theChildrens theStartIndex theStopIndex theRevisionSize|
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(theStartIndex := children size) <= (theRevisionSize := revisonColl size) ifTrue:[
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theStopIndex := theRevisionSize.
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theChildrens := revisonColl copyFrom:theStartIndex to:theStopIndex.
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"remove expandable item"
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self remove:anExpandableRevisonItem.
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"add items"
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self addAll:theChildrens.
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]
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!
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addNewRevisionsBefore:anExpandableRevisonItem
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|theChildrens theStartIndex theStopIndex|
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(theStartIndex := children size) <= revisonColl size ifTrue:[
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theStopIndex := (theStartIndex-1) * 2 + (theStartIndex-1).
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theStopIndex := theStopIndex min:revisonColl size.
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theChildrens := revisonColl copyFrom:theStartIndex to:theStopIndex.
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"add items"
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self addAll:theChildrens before:anExpandableRevisonItem.
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"check if all revisions are shown, if true remove expandable item"
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(theStopIndex = revisonColl size) ifTrue:[self remove:anExpandableRevisonItem].
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]
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!
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setRevisionInfo:aRevisionInfo
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aRevisionInfo removeKey:#revisions.
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revisionInfo := aRevisionInfo
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! !
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!ClassItem methodsFor:'protocol'!
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children
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"returns list of children. The revision for the class myClass
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are computed via the sourcecode manager. Only when the childrens
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are needed, they are calculated.
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<return: nil|List>
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"
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isRegistered ifFalse:[
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isRegistered := true.
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self application getRevisionInfoForClassItem:self.
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self changed:#icon
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].
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^children
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!
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computeRevisions
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|theClass theSourceCodeManager|
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theClass := self myClass.
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theSourceCodeManager:=theClass sourceCodeManager.
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self setRevisions:(theSourceCodeManager revisionLogOf:theClass)
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!
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hasChildren
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"a class items has always childs
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<return: Boolean>
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"
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^true
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!
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icon
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isRegistered ifFalse:[^#unloadedClassItem].
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(isRegistered and:[children size ~~ 0]) ifTrue:[
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^#loadedClassItem
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].
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^#loadingClassItem
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!
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label
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^myClass name
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!
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newestRevision
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revisionInfo ifNil:[^''].
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^revisionInfo at:#newestRevision
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!
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setChildrensFromRevisionColl
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|theChildrens|
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revisonColl size > 5
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ifTrue:[
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theChildrens := revisonColl copyFrom:1 to:5.
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theChildrens add:self class expandableRevisionItemClass new.
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]
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ifFalse:[theChildrens:=revisonColl].
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self addAll:theChildrens
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!
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setRevisions:aRevisionInfo
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aRevisionInfo isNil
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ifTrue: [revisonColl := Array with:(self class sourceRevisonItemClass newForRevision:nil)]
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ifFalse:[revisonColl := (aRevisionInfo at:#revisions) collect:[:eachRevision|
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self class versionRevisionItemClass newForRevision:eachRevision].
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self isMyClassChanged
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ifTrue:[revisonColl addFirst:(self class sourceRevisonItemClass newForRevision:myClass revisionInfo)].
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self setRevisionInfo:aRevisionInfo].
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self setChildrensFromRevisionColl.
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! !
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!ClassItem methodsFor:'testing'!
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isClassItem
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"
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Used for testing tree items. Define correct behaviour in subclasses
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<return: Boolean>
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"
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^true
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!
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isMyClassChanged
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^Project isClassChanged: myClass
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! !
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!ClassItem class methodsFor:'documentation'!
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version
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^ '$Header: /cvs/stx/stx/libtool/ClassItem.st,v 1.3 2000-01-14 10:51:00 ps Exp $'
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! !
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