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48 lines
804 B
C++
48 lines
804 B
C++
//
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// PWinObjReference.cc for pekwm
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// Copyright © 2009 Claes Nästen <me@pekdon.net>
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//
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// This program is licensed under the GNU GPL.
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// See the LICENSE file for more information.
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//
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif // HAVE_CONFIG_H
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#include "PWinObjReference.hh"
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/**
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* Construct new window reference.
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*/
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PWinObjReference::PWinObjReference(PWinObj *wo_ref)
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: _wo_ref(0)
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{
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setWORef(wo_ref);
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}
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/**
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* Destruct refernce, remove observer.
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*/
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PWinObjReference::~PWinObjReference(void)
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{
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setWORef(0);
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}
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/**
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* Set the window reference and update observer.
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*/
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void
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PWinObjReference::setWORef(PWinObj *wo_ref)
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{
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if (_wo_ref != 0) {
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_wo_ref->removeObserver(this);
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}
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_wo_ref = wo_ref;
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if (_wo_ref != 0) {
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_wo_ref->addObserver(this);
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}
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}
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