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"
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COPYRIGHT (c) 2014 by Claus Gittinger
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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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"{ Package: 'stx:libview2' }"
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ValueHolder subclass:#ValueHolderWithRememberedPreviousValue
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instanceVariableNames:'previousValue'
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classVariableNames:''
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poolDictionaries:''
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category:'Interface-Support-Models'
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!
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!ValueHolderWithRememberedPreviousValue class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 2014 by Claus Gittinger
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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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I implement a valueHolder which remembers the previous value whenever changed.
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[author:]
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Claus Gittinger
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"
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! !
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!ValueHolderWithRememberedPreviousValue methodsFor:'accessing'!
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setValue:anObject
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"set my value without notification."
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previousValue := value.
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value := anObject.
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! !
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!ValueHolderWithRememberedPreviousValue class methodsFor:'documentation'!
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version
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^ '$Header: /cvs/stx/stx/libview2/ValueHolderWithRememberedPreviousValue.st,v 1.1 2014-01-13 13:06:58 cg Exp $'
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!
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version_CVS
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^ '$Header: /cvs/stx/stx/libview2/ValueHolderWithRememberedPreviousValue.st,v 1.1 2014-01-13 13:06:58 cg Exp $'
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! !
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