1cb7cc1f1d
Change-Id: I4daa06fe14971ae34e089620ba07818d998764f0 Reviewed-on: https://gerrit.libreoffice.org/22179 Tested-by: Jenkins <ci@libreoffice.org> Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
164 lines
4.1 KiB
C++
164 lines
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/*
|
|
* This file is part of the LibreOffice project.
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*
|
|
* This file incorporates work covered by the following license notice:
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed
|
|
* with this work for additional information regarding copyright
|
|
* ownership. The ASF licenses this file to you under the Apache
|
|
* License, Version 2.0 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
|
|
*/
|
|
|
|
#include <comphelper/propmultiplex.hxx>
|
|
#include <osl/diagnose.h>
|
|
|
|
|
|
namespace comphelper
|
|
{
|
|
|
|
|
|
using namespace ::com::sun::star::uno;
|
|
using namespace ::com::sun::star::lang;
|
|
using namespace ::com::sun::star::beans;
|
|
|
|
OPropertyChangeListener::~OPropertyChangeListener()
|
|
{
|
|
if (m_pAdapter)
|
|
m_pAdapter->dispose();
|
|
}
|
|
|
|
|
|
void OPropertyChangeListener::_disposing(const EventObject&)
|
|
throw (RuntimeException, std::exception)
|
|
{
|
|
// nothing to do here
|
|
}
|
|
|
|
|
|
void OPropertyChangeListener::disposeAdapter()
|
|
{
|
|
if ( m_pAdapter )
|
|
m_pAdapter->dispose();
|
|
|
|
// will automatically set a new adapter
|
|
OSL_ENSURE( !m_pAdapter, "OPropertyChangeListener::disposeAdapter: what did dispose do?" );
|
|
}
|
|
|
|
|
|
void OPropertyChangeListener::setAdapter(OPropertyChangeMultiplexer* pAdapter)
|
|
{
|
|
if (m_pAdapter)
|
|
{
|
|
::osl::MutexGuard aGuard(m_rMutex);
|
|
m_pAdapter->release();
|
|
m_pAdapter = nullptr;
|
|
}
|
|
|
|
if (pAdapter)
|
|
{
|
|
::osl::MutexGuard aGuard(m_rMutex);
|
|
m_pAdapter = pAdapter;
|
|
m_pAdapter->acquire();
|
|
}
|
|
}
|
|
|
|
OPropertyChangeMultiplexer::OPropertyChangeMultiplexer(OPropertyChangeListener* _pListener, const Reference< XPropertySet>& _rxSet, bool _bAutoReleaseSet)
|
|
:m_xSet(_rxSet)
|
|
,m_pListener(_pListener)
|
|
,m_nLockCount(0)
|
|
,m_bListening(false)
|
|
,m_bAutoSetRelease(_bAutoReleaseSet)
|
|
{
|
|
m_pListener->setAdapter(this);
|
|
}
|
|
|
|
|
|
OPropertyChangeMultiplexer::~OPropertyChangeMultiplexer()
|
|
{
|
|
}
|
|
|
|
|
|
void OPropertyChangeMultiplexer::lock()
|
|
{
|
|
++m_nLockCount;
|
|
}
|
|
|
|
|
|
void OPropertyChangeMultiplexer::unlock()
|
|
{
|
|
--m_nLockCount;
|
|
}
|
|
|
|
|
|
void OPropertyChangeMultiplexer::dispose()
|
|
{
|
|
if (m_bListening)
|
|
{
|
|
Reference< XPropertyChangeListener> xPreventDelete(this);
|
|
|
|
for (const OUString& rProp : m_aProperties)
|
|
m_xSet->removePropertyChangeListener(rProp, static_cast< XPropertyChangeListener*>(this));
|
|
|
|
m_pListener->setAdapter(nullptr);
|
|
|
|
m_pListener = nullptr;
|
|
m_bListening = false;
|
|
|
|
if (m_bAutoSetRelease)
|
|
m_xSet = nullptr;
|
|
}
|
|
}
|
|
|
|
// XEventListener
|
|
|
|
void SAL_CALL OPropertyChangeMultiplexer::disposing( const EventObject& _rSource) throw( RuntimeException, std::exception)
|
|
{
|
|
if (m_pListener)
|
|
{
|
|
// tell the listener
|
|
if (!locked())
|
|
m_pListener->_disposing(_rSource);
|
|
// disconnect the listener
|
|
if (m_pListener) // may have been reset whilest calling into _disposing
|
|
m_pListener->setAdapter(nullptr);
|
|
}
|
|
|
|
m_pListener = nullptr;
|
|
m_bListening = false;
|
|
|
|
if (m_bAutoSetRelease)
|
|
m_xSet = nullptr;
|
|
}
|
|
|
|
// XPropertyChangeListener
|
|
|
|
void SAL_CALL OPropertyChangeMultiplexer::propertyChange( const PropertyChangeEvent& _rEvent ) throw( RuntimeException, std::exception)
|
|
{
|
|
if (m_pListener && !locked())
|
|
m_pListener->_propertyChanged(_rEvent);
|
|
}
|
|
|
|
|
|
void OPropertyChangeMultiplexer::addProperty(const OUString& _sPropertyName)
|
|
{
|
|
if (m_xSet.is())
|
|
{
|
|
m_xSet->addPropertyChangeListener(_sPropertyName, static_cast< XPropertyChangeListener*>(this));
|
|
m_aProperties.push_back(_sPropertyName);
|
|
m_bListening = true;
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|