3a76fcfbfb
2007/01/29 15:26:59 af 1.1.2.3: #68075# Resolved resync problems. 2006/10/06 09:30:18 af 1.1.2.2: #i68075# The broadcaster now has a reference to the ConfigurationController so that it can throw exceptions with the controller as source. 2006/09/07 13:59:48 af 1.1.2.1: #i68075# Initial revision.
220 lines
6.6 KiB
C++
220 lines
6.6 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: ConfigurationControllerBroadcaster.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: rt $ $Date: 2007-04-03 15:45:54 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#include "precompiled_sd.hxx"
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#include "ConfigurationControllerBroadcaster.hxx"
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#ifndef _COM_SUN_STAR_LANG_ILLEGALARGUMENTEXCEPTION_HPP_
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#include <com/sun/star/lang/IllegalArgumentException.hpp>
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#endif
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#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_
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#include <com/sun/star/lang/DisposedException.hpp>
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#endif
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#include <tools/debug.hxx>
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::drawing::framework;
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using rtl::OUString;
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namespace sd { namespace framework {
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ConfigurationControllerBroadcaster::ConfigurationControllerBroadcaster (
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const Reference<XConfigurationController>& rxController)
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: mxConfigurationController(rxController),
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maListenerMap()
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{
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}
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void ConfigurationControllerBroadcaster::AddListener(
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const Reference<XConfigurationChangeListener>& rxListener,
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const ::rtl::OUString& rsEventType,
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const Any& rUserData)
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{
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if ( ! rxListener.is())
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throw lang::IllegalArgumentException(
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OUString::createFromAscii("invalid listener"),
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mxConfigurationController,
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0);
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if (maListenerMap.find(rsEventType) == maListenerMap.end())
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maListenerMap[rsEventType] = ListenerList();
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ListenerDescriptor aDescriptor;
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aDescriptor.mxListener = rxListener;
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aDescriptor.maUserData = rUserData;
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maListenerMap[rsEventType].push_back(aDescriptor);
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}
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void ConfigurationControllerBroadcaster::RemoveListener(
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const Reference<XConfigurationChangeListener>& rxListener)
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{
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if ( ! rxListener.is())
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throw lang::IllegalArgumentException(
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OUString::createFromAscii("invalid listener"),
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mxConfigurationController,
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0);
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ListenerMap::iterator iMap;
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ListenerList::iterator iList;
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for (iMap=maListenerMap.begin(); iMap!=maListenerMap.end(); ++iMap)
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{
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for (iList=iMap->second.begin(); iList!=iMap->second.end(); ++iList)
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{
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if (iList->mxListener == rxListener)
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{
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iMap->second.erase(iList);
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break;
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}
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}
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}
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}
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void ConfigurationControllerBroadcaster::NotifyListeners (
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const ListenerList& rList,
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const ConfigurationChangeEvent& rEvent)
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{
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// Create a local copy of the event in which the user data is modified
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// for every listener.
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ConfigurationChangeEvent aEvent (rEvent);
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ListenerList::const_iterator iListener;
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for (iListener=rList.begin(); iListener!=rList.end(); ++iListener)
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{
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try
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{
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aEvent.UserData = iListener->maUserData;
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iListener->mxListener->notifyConfigurationChange(aEvent);
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}
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catch (lang::DisposedException& rException)
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{
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// When the exception comes from the listener itself then
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// unregister it.
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if (rException.Context == iListener->mxListener)
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RemoveListener(iListener->mxListener);
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}
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catch(RuntimeException&)
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{
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DBG_ASSERT(false,
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"ConfigurationController: caught exception while notifying listeners");
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}
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}
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}
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void ConfigurationControllerBroadcaster::NotifyListeners (const ConfigurationChangeEvent& rEvent)
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{
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// Notify the specialized listeners.
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ListenerMap::const_iterator iMap (maListenerMap.find(rEvent.Type));
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if (iMap != maListenerMap.end())
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{
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// Create a local list of the listeners to avoid problems with
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// concurrent changes and to be able to remove disposed listeners.
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ListenerList aList (iMap->second.begin(), iMap->second.end());
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NotifyListeners(aList,rEvent);
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}
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// Notify the universal listeners.
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iMap = maListenerMap.find(OUString());
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if (iMap != maListenerMap.end())
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{
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// Create a local list of the listeners to avoid problems with
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// concurrent changes and to be able to remove disposed listeners.
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ListenerList aList (iMap->second.begin(), iMap->second.end());
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NotifyListeners(aList,rEvent);
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}
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}
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void ConfigurationControllerBroadcaster::DisposeAndClear (void)
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{
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lang::EventObject aEvent;
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aEvent.Source = mxConfigurationController;
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while (maListenerMap.size() > 0)
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{
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ListenerMap::iterator iMap (maListenerMap.begin());
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if (iMap == maListenerMap.end())
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break;
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// When the first vector is empty then remove it from the map.
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if (iMap->second.size() == 0)
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{
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maListenerMap.erase(iMap);
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continue;
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}
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else
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{
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Reference<lang::XEventListener> xListener (
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iMap->second.front().mxListener, UNO_QUERY);
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if (xListener.is())
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{
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// Tell the listener that the configuration controller is
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// being disposed and remove the listener (for all event
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// types).
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try
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{
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RemoveListener(iMap->second.front().mxListener);
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xListener->disposing(aEvent);
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}
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catch (RuntimeException&)
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{}
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}
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else
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{
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// Remove just this reference to the listener.
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iMap->second.erase(iMap->second.begin());
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}
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}
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}
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}
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} } // end of namespace sd::framework
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