272 lines
10 KiB
C++
272 lines
10 KiB
C++
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/*************************************************************************
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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: doceventnotifier.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: kz $ $Date: 2007-10-09 15:23:05 $
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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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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_basctl.hxx"
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#include "doceventnotifier.hxx"
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#include "scriptdocument.hxx"
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/** === begin UNO includes === **/
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#include <com/sun/star/document/XEventBroadcaster.hpp>
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/** === end UNO includes === **/
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#include <vcl/svapp.hxx>
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#include <tools/diagnose_ex.h>
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#include <comphelper/componentcontext.hxx>
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#include <comphelper/processfactory.hxx>
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#include <vos/mutex.hxx>
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#include <cppuhelper/compbase1.hxx>
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#include <cppuhelper/basemutex.hxx>
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//........................................................................
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namespace basctl
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{
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//........................................................................
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/** === begin UNO using === **/
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using ::com::sun::star::document::XEventBroadcaster;
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using ::com::sun::star::document::XEventListener;
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using ::com::sun::star::document::EventObject;
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using ::com::sun::star::uno::RuntimeException;
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::UNO_QUERY_THROW;
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::frame::XModel;
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using ::com::sun::star::uno::UNO_QUERY;
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/** === end UNO using === **/
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namespace csslang = ::com::sun::star::lang;
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//====================================================================
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//= DocumentEventNotifier_Impl
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//====================================================================
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typedef ::cppu::WeakComponentImplHelper1 < XEventListener
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> DocumentEventNotifier_Impl_Base;
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enum ListenerAction
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{
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RegisterListener,
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RemoveListener
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};
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/** impl class for DocumentEventNotifier
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*/
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class DocumentEventNotifier_Impl :public ::boost::noncopyable
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,public ::cppu::BaseMutex
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,public DocumentEventNotifier_Impl_Base
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{
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public:
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DocumentEventNotifier_Impl( DocumentEventListener& _rListener, const Reference< XModel >& _rxDocument );
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// document::XEventListener
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virtual void SAL_CALL notifyEvent( const EventObject& Event ) throw (RuntimeException);
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// lang::XEventListener
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virtual void SAL_CALL disposing( const csslang::EventObject& Event ) throw (RuntimeException);
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// ComponentHelper
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virtual void SAL_CALL disposing();
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protected:
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~DocumentEventNotifier_Impl();
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private:
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/// determines whether the instance is already disposed
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bool impl_isDisposed_nothrow() const { return m_pListener == NULL; }
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/// disposes the instance
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void impl_dispose_nothrow();
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/// registers or revokes the instance as listener at the global event broadcaster
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void impl_listenerAction_nothrow( ListenerAction _eAction );
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private:
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DocumentEventListener* m_pListener;
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Reference< XModel > m_xModel;
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};
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//--------------------------------------------------------------------
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DocumentEventNotifier_Impl::DocumentEventNotifier_Impl( DocumentEventListener& _rListener, const Reference< XModel >& _rxDocument )
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:DocumentEventNotifier_Impl_Base( m_aMutex )
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,m_pListener( &_rListener )
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,m_xModel( _rxDocument )
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{
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osl_incrementInterlockedCount( &m_refCount );
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impl_listenerAction_nothrow( RegisterListener );
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osl_decrementInterlockedCount( &m_refCount );
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}
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//--------------------------------------------------------------------
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DocumentEventNotifier_Impl::~DocumentEventNotifier_Impl()
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{
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if ( !impl_isDisposed_nothrow() )
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{
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acquire();
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dispose();
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}
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}
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//--------------------------------------------------------------------
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void SAL_CALL DocumentEventNotifier_Impl::notifyEvent( const EventObject& _rEvent ) throw (RuntimeException)
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{
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::vos::OGuard aSolarGuard( Application::GetSolarMutex() );
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::osl::MutexGuard aGuard( m_aMutex );
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OSL_PRECOND( !impl_isDisposed_nothrow(), "DocumentEventNotifier_Impl::notifyEvent: disposed, but still getting events?" );
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if ( impl_isDisposed_nothrow() )
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return;
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Reference< XModel > xDocument( _rEvent.Source, UNO_QUERY );
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OSL_ENSURE( xDocument.is(), "DocumentEventNotifier_Impl::notifyEvent: illegal source document!" );
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if ( !xDocument.is() )
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return;
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ScriptDocument aDocument( xDocument );
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struct EventEntry
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{
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const sal_Char* pEventName;
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void (DocumentEventListener::*listenerMethod)( const ScriptDocument& _rDocument );
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};
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EventEntry aEvents[] = {
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{ "OnNew", &DocumentEventListener::onDocumentCreated },
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{ "OnLoad", &DocumentEventListener::onDocumentOpened },
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{ "OnSave", &DocumentEventListener::onDocumentSave },
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{ "OnSaveDone", &DocumentEventListener::onDocumentSaveDone },
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{ "OnSaveAs", &DocumentEventListener::onDocumentSaveAs },
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{ "OnSaveAsDone", &DocumentEventListener::onDocumentSaveAsDone },
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{ "OnUnload", &DocumentEventListener::onDocumentClosed },
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{ "OnTitleChanged", &DocumentEventListener::onDocumentTitleChanged },
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{ "OnModeChanged", &DocumentEventListener::onDocumentModeChanged }
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};
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for ( size_t i=0; i < sizeof( aEvents ) / sizeof( aEvents[0] ); ++i )
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{
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if ( _rEvent.EventName.equalsAscii( aEvents[i].pEventName ) )
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(m_pListener->*aEvents[i].listenerMethod)( aDocument );
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}
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}
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//--------------------------------------------------------------------
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void SAL_CALL DocumentEventNotifier_Impl::disposing( const csslang::EventObject& /*Event*/ ) throw (RuntimeException)
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{
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::vos::OGuard aSolarGuard( Application::GetSolarMutex() );
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::osl::MutexGuard aGuard( m_aMutex );
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if ( !impl_isDisposed_nothrow() )
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impl_dispose_nothrow();
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}
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//--------------------------------------------------------------------
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void SAL_CALL DocumentEventNotifier_Impl::disposing()
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{
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impl_listenerAction_nothrow( RemoveListener );
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impl_dispose_nothrow();
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}
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//--------------------------------------------------------------------
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void DocumentEventNotifier_Impl::impl_dispose_nothrow()
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{
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m_pListener = NULL;
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m_xModel.clear();
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}
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//--------------------------------------------------------------------
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void DocumentEventNotifier_Impl::impl_listenerAction_nothrow( ListenerAction _eAction )
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{
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try
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{
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Reference< XEventBroadcaster > xBroadcaster;
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if ( m_xModel.is() )
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xBroadcaster.set( m_xModel, UNO_QUERY_THROW );
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else
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{
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::comphelper::ComponentContext aContext( ::comphelper::getProcessServiceFactory() );
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xBroadcaster.set(
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aContext.createComponent( "com.sun.star.frame.GlobalEventBroadcaster" ),
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UNO_QUERY_THROW );
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}
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void ( SAL_CALL XEventBroadcaster::*listenerAction )( const Reference< XEventListener >& ) =
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( _eAction == RegisterListener ) ? &XEventBroadcaster::addEventListener : &XEventBroadcaster::removeEventListener;
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(xBroadcaster.get()->*listenerAction)( this );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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//====================================================================
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//= DocumentEventNotifier
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//====================================================================
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//--------------------------------------------------------------------
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DocumentEventNotifier::DocumentEventNotifier( DocumentEventListener& _rListener, const Reference< XModel >& _rxDocument )
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:m_pImpl( new DocumentEventNotifier_Impl( _rListener, _rxDocument ) )
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{
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}
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//--------------------------------------------------------------------
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DocumentEventNotifier::DocumentEventNotifier( DocumentEventListener& _rListener )
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:m_pImpl( new DocumentEventNotifier_Impl( _rListener, Reference< XModel >() ) )
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{
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}
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//--------------------------------------------------------------------
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DocumentEventNotifier::~DocumentEventNotifier()
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{
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}
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//--------------------------------------------------------------------
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void DocumentEventNotifier::dispose()
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{
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::vos::OGuard aSolarGuard( Application::GetSolarMutex() );
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m_pImpl->dispose();
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}
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//====================================================================
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//= DocumentEventListener
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//====================================================================
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DocumentEventListener::~DocumentEventListener()
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{
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}
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//........................................................................
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} // namespace basctl
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//........................................................................
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