182 lines
6.3 KiB
C++
182 lines
6.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "comphelper/containermultiplexer.hxx"
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#include "comphelper/uno3.hxx"
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#include <osl/diagnose.h>
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//.........................................................................
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namespace comphelper
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{
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//.........................................................................
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::container;
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//=====================================================================
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//= OContainerListener
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//=====================================================================
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//---------------------------------------------------------------------
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OContainerListener::OContainerListener(::osl::Mutex& _rMutex)
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:m_pAdapter(NULL)
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,m_rMutex(_rMutex)
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{
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}
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//---------------------------------------------------------------------
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OContainerListener::~OContainerListener()
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{
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if (m_pAdapter)
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{
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m_pAdapter->dispose();
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m_pAdapter = NULL;
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}
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}
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//---------------------------------------------------------------------
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void OContainerListener::_elementInserted( const ContainerEvent& /*_rEvent*/ ) throw(RuntimeException)
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{
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}
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//---------------------------------------------------------------------
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void OContainerListener::_elementRemoved( const ContainerEvent& ) throw(RuntimeException)
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{
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}
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//---------------------------------------------------------------------
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void OContainerListener::_elementReplaced( const ContainerEvent& /*_rEvent*/ ) throw(RuntimeException)
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{
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}
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//---------------------------------------------------------------------
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void OContainerListener::_disposing(const EventObject& ) throw( RuntimeException)
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{
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}
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//------------------------------------------------------------------
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void OContainerListener::setAdapter(OContainerListenerAdapter* pAdapter)
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{
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if (m_pAdapter)
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{
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::osl::MutexGuard aGuard(m_rMutex);
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m_pAdapter->release();
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m_pAdapter = NULL;
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}
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if (pAdapter)
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{
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::osl::MutexGuard aGuard(m_rMutex);
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m_pAdapter = pAdapter;
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m_pAdapter->acquire();
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}
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}
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//=====================================================================
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//= OContainerListenerAdapter
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//=====================================================================
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//---------------------------------------------------------------------
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OContainerListenerAdapter::OContainerListenerAdapter(OContainerListener* _pListener,
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const Reference< XContainer >& _rxContainer)
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:m_xContainer(_rxContainer)
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,m_pListener(_pListener)
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,m_nLockCount(0)
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{
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if (m_pListener)
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m_pListener->setAdapter(this);
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::comphelper::increment(m_refCount);
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try
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{
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m_xContainer->addContainerListener(this);
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}
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catch(const Exception&)
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{
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OSL_FAIL("Exceptiopn caught!");
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}
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::comphelper::decrement(m_refCount);
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}
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//---------------------------------------------------------------------
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OContainerListenerAdapter::~OContainerListenerAdapter()
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{
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}
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//------------------------------------------------------------------
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void OContainerListenerAdapter::dispose()
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{
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if (m_xContainer.is())
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{
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try
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{
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Reference< XContainerListener > xPreventDelete(this);
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m_xContainer->removeContainerListener(xPreventDelete);
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m_pListener->setAdapter(NULL);
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}
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catch(const Exception&)
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{
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OSL_FAIL("Exception caught!");
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}
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m_xContainer = NULL;
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m_pListener = NULL;
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}
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}
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//------------------------------------------------------------------
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void SAL_CALL OContainerListenerAdapter::disposing( const EventObject& _rSource) throw(RuntimeException)
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{
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if (m_pListener)
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{
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// tell the listener
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if (!locked())
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m_pListener->_disposing(_rSource);
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// disconnect the listener
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if ( m_pListener )
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m_pListener->setAdapter(NULL);
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}
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m_xContainer = NULL;
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m_pListener = NULL;
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}
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//------------------------------------------------------------------
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void SAL_CALL OContainerListenerAdapter::elementInserted( const ContainerEvent& _rEvent ) throw(RuntimeException)
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{
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if (m_pListener && !locked())
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m_pListener->_elementInserted(_rEvent);
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}
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//------------------------------------------------------------------
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void SAL_CALL OContainerListenerAdapter::elementRemoved( const ContainerEvent& _rEvent ) throw(RuntimeException)
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{
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if (m_pListener && !locked())
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m_pListener->_elementRemoved(_rEvent);
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}
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//------------------------------------------------------------------
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void SAL_CALL OContainerListenerAdapter::elementReplaced( const ContainerEvent& _rEvent ) throw(RuntimeException)
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{
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if (m_pListener && !locked())
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m_pListener->_elementReplaced(_rEvent);
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}
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//.........................................................................
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} // namespace comphelper
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//.........................................................................
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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