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"
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COPYRIGHT (c) 2004 by 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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1367
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"{ Package: 'stx:libbasic2' }"
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Object subclass:#FileSorter
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instanceVariableNames:'directoriesBeforeFiles selector sortCaseless sortReverse'
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classVariableNames:''
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poolDictionaries:''
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category:'Interface-Tools-File'
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!
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1368
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!FileSorter class methodsFor:'documentation'!
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1522
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copyright
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"
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COPYRIGHT (c) 2004 by 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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1368
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documentation
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"
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sort files by selector
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care for directoriesBeforeFiles sortCaseless sortReverse
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[author:]
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Christian Penk
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[instance variables:]
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directoriesBeforeFiles: if true all directories and files will be sorted
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independently by the selector and the directories
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are before files
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sortCaseless: if true and the selector is #baseName ignore upper
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and lowercase in sort
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sortReverse: if true starts with highest value of the sort
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[class variables:]
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[see also:]
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"
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! !
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!FileSorter class methodsFor:'instance creation'!
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directoriesBeforeFiles:arg1 selector:arg2 sortCaseless:arg3 sortReverse:arg4
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^ self new directoriesBeforeFiles:arg1 selector:arg2 sortCaseless:arg3 sortReverse:arg4
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! !
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!FileSorter methodsFor:'accessing'!
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directoriesBeforeFiles
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^ directoriesBeforeFiles ? false
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!
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directoriesBeforeFiles:something
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directoriesBeforeFiles := something.
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!
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directoriesBeforeFiles:directoriesBeforeFilesArg selector:selectorArg sortCaseless:sortCaselessArg sortReverse:sortReverseArg
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"set instance variables (automatically generated)"
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directoriesBeforeFiles := directoriesBeforeFilesArg.
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selector := selectorArg.
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sortCaseless := sortCaselessArg.
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sortReverse := sortReverseArg.
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!
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selector
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^ selector
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!
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selector:something
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selector := something.
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!
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sortCaseless
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^ sortCaseless ? false
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!
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sortCaseless:something
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sortCaseless := something.
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!
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sortReverse
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^ sortReverse ? false
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!
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sortReverse:something
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sortReverse := something.
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! !
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!FileSorter methodsFor:'action'!
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sortItemList:aList
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|selectorSymbol instanceSortBlock cmpOp sortBlock locSortReverse|
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selectorSymbol := selector asSymbol.
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sortReverse ifTrue:[
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cmpOp := #'>'
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] ifFalse:[
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cmpOp := #'<'
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].
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locSortReverse := self sortReverse.
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instanceSortBlock := [:a :b |
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|entry1 entry2|
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entry1 := (a perform:selectorSymbol).
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entry2 := (b perform:selectorSymbol).
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((entry1 isNil) or:[entry2 isNil]) ifTrue:[
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((entry1 isNil) and:[entry2 isNil]) ifTrue:[
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true
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] ifFalse:[
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((entry1 notNil) and:[entry2 isNil]) ifTrue:[
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locSortReverse
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] ifFalse:[
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locSortReverse not
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]
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]
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] ifFalse:[
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((selector = #baseName) and:[sortCaseless]) ifTrue:[
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entry1 := entry1 asLowercase.
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entry2 := entry2 asLowercase.
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].
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entry1 perform:cmpOp with:entry2
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]
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].
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directoriesBeforeFiles ifTrue:[
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sortBlock := [:a :b|
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|aIsDir bIsDir res|
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aIsDir := a isDirectory.
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bIsDir := b isDirectory.
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(aIsDir ~~ bIsDir) ifTrue:[
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res := aIsDir
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] ifFalse:[
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res := instanceSortBlock value:a value:b.
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].
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res
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].
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] ifFalse:[
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sortBlock := instanceSortBlock.
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].
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aList sort:sortBlock.
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^ aList
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! !
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!FileSorter class methodsFor:'documentation'!
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version
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1522
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^ '$Header: /cvs/stx/stx/libbasic2/FileSorter.st,v 1.4 2005-02-02 11:03:47 cg Exp $'
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1367
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! !
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