1*dde7d3faSAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*dde7d3faSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4*dde7d3faSAndrew Rist * or more contributor license agreements. See the NOTICE file
5*dde7d3faSAndrew Rist * distributed with this work for additional information
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7*dde7d3faSAndrew Rist * to you under the Apache License, Version 2.0 (the
8*dde7d3faSAndrew Rist * "License"); you may not use this file except in compliance
9*dde7d3faSAndrew Rist * with the License. You may obtain a copy of the License at
10*dde7d3faSAndrew Rist *
11*dde7d3faSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*dde7d3faSAndrew Rist *
13*dde7d3faSAndrew Rist * Unless required by applicable law or agreed to in writing,
14*dde7d3faSAndrew Rist * software distributed under the License is distributed on an
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20*dde7d3faSAndrew Rist *************************************************************/
21*dde7d3faSAndrew Rist
22*dde7d3faSAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_comphelper.hxx"
26cdf0e10cSrcweir #include <comphelper/propmultiplex.hxx>
27cdf0e10cSrcweir #include <osl/diagnose.h>
28cdf0e10cSrcweir
29cdf0e10cSrcweir //.........................................................................
30cdf0e10cSrcweir namespace comphelper
31cdf0e10cSrcweir {
32cdf0e10cSrcweir //.........................................................................
33cdf0e10cSrcweir
34cdf0e10cSrcweir using namespace ::com::sun::star::uno;
35cdf0e10cSrcweir using namespace ::com::sun::star::lang;
36cdf0e10cSrcweir using namespace ::com::sun::star::beans;
37cdf0e10cSrcweir
38cdf0e10cSrcweir //========================================================================
39cdf0e10cSrcweir //= OPropertyChangeListener
40cdf0e10cSrcweir //========================================================================
41cdf0e10cSrcweir //------------------------------------------------------------------------
~OPropertyChangeListener()42cdf0e10cSrcweir OPropertyChangeListener::~OPropertyChangeListener()
43cdf0e10cSrcweir {
44cdf0e10cSrcweir if (m_pAdapter)
45cdf0e10cSrcweir m_pAdapter->dispose();
46cdf0e10cSrcweir }
47cdf0e10cSrcweir
48cdf0e10cSrcweir //------------------------------------------------------------------
_disposing(const EventObject &)49cdf0e10cSrcweir void OPropertyChangeListener::_disposing(const EventObject&) throw( RuntimeException)
50cdf0e10cSrcweir {
51cdf0e10cSrcweir // nothing to do here
52cdf0e10cSrcweir }
53cdf0e10cSrcweir
54cdf0e10cSrcweir //------------------------------------------------------------------
disposeAdapter()55cdf0e10cSrcweir void OPropertyChangeListener::disposeAdapter()
56cdf0e10cSrcweir {
57cdf0e10cSrcweir if ( m_pAdapter )
58cdf0e10cSrcweir m_pAdapter->dispose();
59cdf0e10cSrcweir
60cdf0e10cSrcweir // will automatically set a new adapter
61cdf0e10cSrcweir OSL_ENSURE( !m_pAdapter, "OPropertyChangeListener::disposeAdapter: what did dispose do?" );
62cdf0e10cSrcweir }
63cdf0e10cSrcweir
64cdf0e10cSrcweir //------------------------------------------------------------------
setAdapter(OPropertyChangeMultiplexer * pAdapter)65cdf0e10cSrcweir void OPropertyChangeListener::setAdapter(OPropertyChangeMultiplexer* pAdapter)
66cdf0e10cSrcweir {
67cdf0e10cSrcweir if (m_pAdapter)
68cdf0e10cSrcweir {
69cdf0e10cSrcweir ::osl::MutexGuard aGuard(m_rMutex);
70cdf0e10cSrcweir m_pAdapter->release();
71cdf0e10cSrcweir m_pAdapter = NULL;
72cdf0e10cSrcweir }
73cdf0e10cSrcweir
74cdf0e10cSrcweir if (pAdapter)
75cdf0e10cSrcweir {
76cdf0e10cSrcweir ::osl::MutexGuard aGuard(m_rMutex);
77cdf0e10cSrcweir m_pAdapter = pAdapter;
78cdf0e10cSrcweir m_pAdapter->acquire();
79cdf0e10cSrcweir }
80cdf0e10cSrcweir }
81cdf0e10cSrcweir
82cdf0e10cSrcweir //========================================================================
83cdf0e10cSrcweir //= OPropertyChangeMultiplexer
84cdf0e10cSrcweir //========================================================================
85cdf0e10cSrcweir //------------------------------------------------------------------
OPropertyChangeMultiplexer(OPropertyChangeListener * _pListener,const Reference<XPropertySet> & _rxSet,sal_Bool _bAutoReleaseSet)86cdf0e10cSrcweir OPropertyChangeMultiplexer::OPropertyChangeMultiplexer(OPropertyChangeListener* _pListener, const Reference< XPropertySet>& _rxSet, sal_Bool _bAutoReleaseSet)
87cdf0e10cSrcweir :m_xSet(_rxSet)
88cdf0e10cSrcweir ,m_pListener(_pListener)
89cdf0e10cSrcweir ,m_nLockCount(0)
90cdf0e10cSrcweir ,m_bListening(sal_False)
91cdf0e10cSrcweir ,m_bAutoSetRelease(_bAutoReleaseSet)
92cdf0e10cSrcweir {
93cdf0e10cSrcweir m_pListener->setAdapter(this);
94cdf0e10cSrcweir }
95cdf0e10cSrcweir
96cdf0e10cSrcweir //------------------------------------------------------------------
~OPropertyChangeMultiplexer()97cdf0e10cSrcweir OPropertyChangeMultiplexer::~OPropertyChangeMultiplexer()
98cdf0e10cSrcweir {
99cdf0e10cSrcweir }
100cdf0e10cSrcweir
101cdf0e10cSrcweir //------------------------------------------------------------------
lock()102cdf0e10cSrcweir void OPropertyChangeMultiplexer::lock()
103cdf0e10cSrcweir {
104cdf0e10cSrcweir ++m_nLockCount;
105cdf0e10cSrcweir }
106cdf0e10cSrcweir
107cdf0e10cSrcweir //------------------------------------------------------------------
unlock()108cdf0e10cSrcweir void OPropertyChangeMultiplexer::unlock()
109cdf0e10cSrcweir {
110cdf0e10cSrcweir --m_nLockCount;
111cdf0e10cSrcweir }
112cdf0e10cSrcweir
113cdf0e10cSrcweir //------------------------------------------------------------------
dispose()114cdf0e10cSrcweir void OPropertyChangeMultiplexer::dispose()
115cdf0e10cSrcweir {
116cdf0e10cSrcweir if (m_bListening)
117cdf0e10cSrcweir {
118cdf0e10cSrcweir Reference< XPropertyChangeListener> xPreventDelete(this);
119cdf0e10cSrcweir
120cdf0e10cSrcweir const ::rtl::OUString* pProperties = m_aProperties.getConstArray();
121cdf0e10cSrcweir for (sal_Int32 i = 0; i < m_aProperties.getLength(); ++i, ++pProperties)
122cdf0e10cSrcweir m_xSet->removePropertyChangeListener(*pProperties, static_cast< XPropertyChangeListener*>(this));
123cdf0e10cSrcweir
124cdf0e10cSrcweir m_pListener->setAdapter(NULL);
125cdf0e10cSrcweir
126cdf0e10cSrcweir m_pListener = NULL;
127cdf0e10cSrcweir m_bListening = sal_False;
128cdf0e10cSrcweir
129cdf0e10cSrcweir if (m_bAutoSetRelease)
130cdf0e10cSrcweir m_xSet = NULL;
131cdf0e10cSrcweir }
132cdf0e10cSrcweir }
133cdf0e10cSrcweir
134cdf0e10cSrcweir // XEventListener
135cdf0e10cSrcweir //------------------------------------------------------------------
disposing(const EventObject & _rSource)136cdf0e10cSrcweir void SAL_CALL OPropertyChangeMultiplexer::disposing( const EventObject& _rSource) throw( RuntimeException)
137cdf0e10cSrcweir {
138cdf0e10cSrcweir if (m_pListener)
139cdf0e10cSrcweir {
140cdf0e10cSrcweir // tell the listener
141cdf0e10cSrcweir if (!locked())
142cdf0e10cSrcweir m_pListener->_disposing(_rSource);
143cdf0e10cSrcweir // disconnect the listener
144cdf0e10cSrcweir if (m_pListener) // may have been reset whilest calling into _disposing
145cdf0e10cSrcweir m_pListener->setAdapter(NULL);
146cdf0e10cSrcweir }
147cdf0e10cSrcweir
148cdf0e10cSrcweir m_pListener = NULL;
149cdf0e10cSrcweir m_bListening = sal_False;
150cdf0e10cSrcweir
151cdf0e10cSrcweir if (m_bAutoSetRelease)
152cdf0e10cSrcweir m_xSet = NULL;
153cdf0e10cSrcweir }
154cdf0e10cSrcweir
155cdf0e10cSrcweir // XPropertyChangeListener
156cdf0e10cSrcweir //------------------------------------------------------------------
propertyChange(const PropertyChangeEvent & _rEvent)157cdf0e10cSrcweir void SAL_CALL OPropertyChangeMultiplexer::propertyChange( const PropertyChangeEvent& _rEvent ) throw( RuntimeException)
158cdf0e10cSrcweir {
159cdf0e10cSrcweir if (m_pListener && !locked())
160cdf0e10cSrcweir m_pListener->_propertyChanged(_rEvent);
161cdf0e10cSrcweir }
162cdf0e10cSrcweir
163cdf0e10cSrcweir //------------------------------------------------------------------
addProperty(const::rtl::OUString & _sPropertyName)164cdf0e10cSrcweir void OPropertyChangeMultiplexer::addProperty(const ::rtl::OUString& _sPropertyName)
165cdf0e10cSrcweir {
166cdf0e10cSrcweir if (m_xSet.is())
167cdf0e10cSrcweir {
168cdf0e10cSrcweir m_xSet->addPropertyChangeListener(_sPropertyName, static_cast< XPropertyChangeListener*>(this));
169cdf0e10cSrcweir m_aProperties.realloc(m_aProperties.getLength() + 1);
170cdf0e10cSrcweir m_aProperties.getArray()[m_aProperties.getLength()-1] = _sPropertyName;
171cdf0e10cSrcweir m_bListening = sal_True;
172cdf0e10cSrcweir }
173cdf0e10cSrcweir }
174cdf0e10cSrcweir
175cdf0e10cSrcweir //.........................................................................
176cdf0e10cSrcweir }
177cdf0e10cSrcweir //.........................................................................
178cdf0e10cSrcweir
179