Observer.cxx
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1 /* HippoPlot Observer class implementaton
2  *
3  * Copyright (C) 2000-2001, 2003 The Board of Trustees of The Leland
4  * Stanford Junior University. All Rights Reserved.
5  *
6  * $Id: Observer.cxx,v 1.4 2005/04/22 18:31:02 pfkeb Exp $
7  *
8  *
9  */
10 
11 #include "Observer.h"
12 
13 hippodraw::Observer::Observer()
14 {
15 }
16 
17 /* virtual */
18 hippodraw::Observer::~ Observer ()
19 {
20 }
21 
22 /* virtual */
23 void
24 hippodraw::Observer::
25 willDelete ( const Observable * )
26 {
27  // do nothing, default behaviour
28 }
hippodraw::Observable
Part of an implementation of the Observable-Observer pattern based on the example in the GOF Patterns...
Definition: Observable.h:39
hippodraw::Observer::willDelete
virtual void willDelete(const Observable *)
Notifies this Observer object that one of its Observable objects is about to be deleted.
Definition: Observer.cxx:25
hippodraw::Observer::Observer
Observer()
The default constructor.
Definition: Observer.cxx:13
Observer.h
Observer class interface.
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