1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski *
3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file
5*b1cdbd2cSJim Jagielski * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file
7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski *
11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski *
13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the
17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski * under the License.
19*b1cdbd2cSJim Jagielski *
20*b1cdbd2cSJim Jagielski *************************************************************/
21*b1cdbd2cSJim Jagielski
22*b1cdbd2cSJim Jagielski
23*b1cdbd2cSJim Jagielski
24*b1cdbd2cSJim Jagielski // MARKER(update_precomp.py): autogen include statement, do not remove
25*b1cdbd2cSJim Jagielski #include "precompiled_comphelper.hxx"
26*b1cdbd2cSJim Jagielski #include <comphelper/propmultiplex.hxx>
27*b1cdbd2cSJim Jagielski #include <osl/diagnose.h>
28*b1cdbd2cSJim Jagielski
29*b1cdbd2cSJim Jagielski //.........................................................................
30*b1cdbd2cSJim Jagielski namespace comphelper
31*b1cdbd2cSJim Jagielski {
32*b1cdbd2cSJim Jagielski //.........................................................................
33*b1cdbd2cSJim Jagielski
34*b1cdbd2cSJim Jagielski using namespace ::com::sun::star::uno;
35*b1cdbd2cSJim Jagielski using namespace ::com::sun::star::lang;
36*b1cdbd2cSJim Jagielski using namespace ::com::sun::star::beans;
37*b1cdbd2cSJim Jagielski
38*b1cdbd2cSJim Jagielski //========================================================================
39*b1cdbd2cSJim Jagielski //= OPropertyChangeListener
40*b1cdbd2cSJim Jagielski //========================================================================
41*b1cdbd2cSJim Jagielski //------------------------------------------------------------------------
~OPropertyChangeListener()42*b1cdbd2cSJim Jagielski OPropertyChangeListener::~OPropertyChangeListener()
43*b1cdbd2cSJim Jagielski {
44*b1cdbd2cSJim Jagielski if (m_pAdapter)
45*b1cdbd2cSJim Jagielski m_pAdapter->dispose();
46*b1cdbd2cSJim Jagielski }
47*b1cdbd2cSJim Jagielski
48*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
_disposing(const EventObject &)49*b1cdbd2cSJim Jagielski void OPropertyChangeListener::_disposing(const EventObject&) throw( RuntimeException)
50*b1cdbd2cSJim Jagielski {
51*b1cdbd2cSJim Jagielski // nothing to do here
52*b1cdbd2cSJim Jagielski }
53*b1cdbd2cSJim Jagielski
54*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
disposeAdapter()55*b1cdbd2cSJim Jagielski void OPropertyChangeListener::disposeAdapter()
56*b1cdbd2cSJim Jagielski {
57*b1cdbd2cSJim Jagielski if ( m_pAdapter )
58*b1cdbd2cSJim Jagielski m_pAdapter->dispose();
59*b1cdbd2cSJim Jagielski
60*b1cdbd2cSJim Jagielski // will automatically set a new adapter
61*b1cdbd2cSJim Jagielski OSL_ENSURE( !m_pAdapter, "OPropertyChangeListener::disposeAdapter: what did dispose do?" );
62*b1cdbd2cSJim Jagielski }
63*b1cdbd2cSJim Jagielski
64*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
setAdapter(OPropertyChangeMultiplexer * pAdapter)65*b1cdbd2cSJim Jagielski void OPropertyChangeListener::setAdapter(OPropertyChangeMultiplexer* pAdapter)
66*b1cdbd2cSJim Jagielski {
67*b1cdbd2cSJim Jagielski if (m_pAdapter)
68*b1cdbd2cSJim Jagielski {
69*b1cdbd2cSJim Jagielski ::osl::MutexGuard aGuard(m_rMutex);
70*b1cdbd2cSJim Jagielski m_pAdapter->release();
71*b1cdbd2cSJim Jagielski m_pAdapter = NULL;
72*b1cdbd2cSJim Jagielski }
73*b1cdbd2cSJim Jagielski
74*b1cdbd2cSJim Jagielski if (pAdapter)
75*b1cdbd2cSJim Jagielski {
76*b1cdbd2cSJim Jagielski ::osl::MutexGuard aGuard(m_rMutex);
77*b1cdbd2cSJim Jagielski m_pAdapter = pAdapter;
78*b1cdbd2cSJim Jagielski m_pAdapter->acquire();
79*b1cdbd2cSJim Jagielski }
80*b1cdbd2cSJim Jagielski }
81*b1cdbd2cSJim Jagielski
82*b1cdbd2cSJim Jagielski //========================================================================
83*b1cdbd2cSJim Jagielski //= OPropertyChangeMultiplexer
84*b1cdbd2cSJim Jagielski //========================================================================
85*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
OPropertyChangeMultiplexer(OPropertyChangeListener * _pListener,const Reference<XPropertySet> & _rxSet,sal_Bool _bAutoReleaseSet)86*b1cdbd2cSJim Jagielski OPropertyChangeMultiplexer::OPropertyChangeMultiplexer(OPropertyChangeListener* _pListener, const Reference< XPropertySet>& _rxSet, sal_Bool _bAutoReleaseSet)
87*b1cdbd2cSJim Jagielski :m_xSet(_rxSet)
88*b1cdbd2cSJim Jagielski ,m_pListener(_pListener)
89*b1cdbd2cSJim Jagielski ,m_nLockCount(0)
90*b1cdbd2cSJim Jagielski ,m_bListening(sal_False)
91*b1cdbd2cSJim Jagielski ,m_bAutoSetRelease(_bAutoReleaseSet)
92*b1cdbd2cSJim Jagielski {
93*b1cdbd2cSJim Jagielski m_pListener->setAdapter(this);
94*b1cdbd2cSJim Jagielski }
95*b1cdbd2cSJim Jagielski
96*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
~OPropertyChangeMultiplexer()97*b1cdbd2cSJim Jagielski OPropertyChangeMultiplexer::~OPropertyChangeMultiplexer()
98*b1cdbd2cSJim Jagielski {
99*b1cdbd2cSJim Jagielski }
100*b1cdbd2cSJim Jagielski
101*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
lock()102*b1cdbd2cSJim Jagielski void OPropertyChangeMultiplexer::lock()
103*b1cdbd2cSJim Jagielski {
104*b1cdbd2cSJim Jagielski ++m_nLockCount;
105*b1cdbd2cSJim Jagielski }
106*b1cdbd2cSJim Jagielski
107*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
unlock()108*b1cdbd2cSJim Jagielski void OPropertyChangeMultiplexer::unlock()
109*b1cdbd2cSJim Jagielski {
110*b1cdbd2cSJim Jagielski --m_nLockCount;
111*b1cdbd2cSJim Jagielski }
112*b1cdbd2cSJim Jagielski
113*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
dispose()114*b1cdbd2cSJim Jagielski void OPropertyChangeMultiplexer::dispose()
115*b1cdbd2cSJim Jagielski {
116*b1cdbd2cSJim Jagielski if (m_bListening)
117*b1cdbd2cSJim Jagielski {
118*b1cdbd2cSJim Jagielski Reference< XPropertyChangeListener> xPreventDelete(this);
119*b1cdbd2cSJim Jagielski
120*b1cdbd2cSJim Jagielski const ::rtl::OUString* pProperties = m_aProperties.getConstArray();
121*b1cdbd2cSJim Jagielski for (sal_Int32 i = 0; i < m_aProperties.getLength(); ++i, ++pProperties)
122*b1cdbd2cSJim Jagielski m_xSet->removePropertyChangeListener(*pProperties, static_cast< XPropertyChangeListener*>(this));
123*b1cdbd2cSJim Jagielski
124*b1cdbd2cSJim Jagielski m_pListener->setAdapter(NULL);
125*b1cdbd2cSJim Jagielski
126*b1cdbd2cSJim Jagielski m_pListener = NULL;
127*b1cdbd2cSJim Jagielski m_bListening = sal_False;
128*b1cdbd2cSJim Jagielski
129*b1cdbd2cSJim Jagielski if (m_bAutoSetRelease)
130*b1cdbd2cSJim Jagielski m_xSet = NULL;
131*b1cdbd2cSJim Jagielski }
132*b1cdbd2cSJim Jagielski }
133*b1cdbd2cSJim Jagielski
134*b1cdbd2cSJim Jagielski // XEventListener
135*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
disposing(const EventObject & _rSource)136*b1cdbd2cSJim Jagielski void SAL_CALL OPropertyChangeMultiplexer::disposing( const EventObject& _rSource) throw( RuntimeException)
137*b1cdbd2cSJim Jagielski {
138*b1cdbd2cSJim Jagielski if (m_pListener)
139*b1cdbd2cSJim Jagielski {
140*b1cdbd2cSJim Jagielski // tell the listener
141*b1cdbd2cSJim Jagielski if (!locked())
142*b1cdbd2cSJim Jagielski m_pListener->_disposing(_rSource);
143*b1cdbd2cSJim Jagielski // disconnect the listener
144*b1cdbd2cSJim Jagielski if (m_pListener) // may have been reset whilest calling into _disposing
145*b1cdbd2cSJim Jagielski m_pListener->setAdapter(NULL);
146*b1cdbd2cSJim Jagielski }
147*b1cdbd2cSJim Jagielski
148*b1cdbd2cSJim Jagielski m_pListener = NULL;
149*b1cdbd2cSJim Jagielski m_bListening = sal_False;
150*b1cdbd2cSJim Jagielski
151*b1cdbd2cSJim Jagielski if (m_bAutoSetRelease)
152*b1cdbd2cSJim Jagielski m_xSet = NULL;
153*b1cdbd2cSJim Jagielski }
154*b1cdbd2cSJim Jagielski
155*b1cdbd2cSJim Jagielski // XPropertyChangeListener
156*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
propertyChange(const PropertyChangeEvent & _rEvent)157*b1cdbd2cSJim Jagielski void SAL_CALL OPropertyChangeMultiplexer::propertyChange( const PropertyChangeEvent& _rEvent ) throw( RuntimeException)
158*b1cdbd2cSJim Jagielski {
159*b1cdbd2cSJim Jagielski if (m_pListener && !locked())
160*b1cdbd2cSJim Jagielski m_pListener->_propertyChanged(_rEvent);
161*b1cdbd2cSJim Jagielski }
162*b1cdbd2cSJim Jagielski
163*b1cdbd2cSJim Jagielski //------------------------------------------------------------------
addProperty(const::rtl::OUString & _sPropertyName)164*b1cdbd2cSJim Jagielski void OPropertyChangeMultiplexer::addProperty(const ::rtl::OUString& _sPropertyName)
165*b1cdbd2cSJim Jagielski {
166*b1cdbd2cSJim Jagielski if (m_xSet.is())
167*b1cdbd2cSJim Jagielski {
168*b1cdbd2cSJim Jagielski m_xSet->addPropertyChangeListener(_sPropertyName, static_cast< XPropertyChangeListener*>(this));
169*b1cdbd2cSJim Jagielski m_aProperties.realloc(m_aProperties.getLength() + 1);
170*b1cdbd2cSJim Jagielski m_aProperties.getArray()[m_aProperties.getLength()-1] = _sPropertyName;
171*b1cdbd2cSJim Jagielski m_bListening = sal_True;
172*b1cdbd2cSJim Jagielski }
173*b1cdbd2cSJim Jagielski }
174*b1cdbd2cSJim Jagielski
175*b1cdbd2cSJim Jagielski //.........................................................................
176*b1cdbd2cSJim Jagielski }
177*b1cdbd2cSJim Jagielski //.........................................................................
178*b1cdbd2cSJim Jagielski
179