| author | Stefan Vogel <sv@exept.de> |
| Mon, 13 Mar 2017 09:54:33 +0100 | |
| changeset 3941 | dd9237d3a727 |
| parent 3271 | 2a9459856e15 |
| permissions | -rw-r--r-- |
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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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2a9459856e15
class: ValueHolderWithRememberedPreviousValue
Claus Gittinger <cg@exept.de>
parents:
3263
diff
changeset
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previousValue |
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2a9459856e15
class: ValueHolderWithRememberedPreviousValue
Claus Gittinger <cg@exept.de>
parents:
3263
diff
changeset
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^ previousValue |
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2a9459856e15
class: ValueHolderWithRememberedPreviousValue
Claus Gittinger <cg@exept.de>
parents:
3263
diff
changeset
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! |
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2a9459856e15
class: ValueHolderWithRememberedPreviousValue
Claus Gittinger <cg@exept.de>
parents:
3263
diff
changeset
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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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2a9459856e15
class: ValueHolderWithRememberedPreviousValue
Claus Gittinger <cg@exept.de>
parents:
3263
diff
changeset
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^ '$Header: /cvs/stx/stx/libview2/ValueHolderWithRememberedPreviousValue.st,v 1.2 2014-01-13 13:40:04 cg Exp $' |
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! |
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version_CVS |
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3271
2a9459856e15
class: ValueHolderWithRememberedPreviousValue
Claus Gittinger <cg@exept.de>
parents:
3263
diff
changeset
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^ '$Header: /cvs/stx/stx/libview2/ValueHolderWithRememberedPreviousValue.st,v 1.2 2014-01-13 13:40:04 cg Exp $' |
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! ! |
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