office-gobmx/forms/source/richtext/featuredispatcher.cxx

157 lines
6 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
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************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_forms.hxx"
#include "featuredispatcher.hxx"
/** === begin UNO includes === **/
/** === end UNO includes === **/
//........................................................................
namespace frm
{
//........................................................................
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
//====================================================================
//= ORichTextFeatureDispatcher
//====================================================================
//--------------------------------------------------------------------
ORichTextFeatureDispatcher::ORichTextFeatureDispatcher( EditView& _rView, const URL& _rURL )
:m_aFeatureURL( _rURL )
,m_aStatusListeners( m_aMutex )
,m_pEditView( &_rView )
,m_bDisposed( false )
{
}
//--------------------------------------------------------------------
ORichTextFeatureDispatcher::~ORichTextFeatureDispatcher( )
{
if ( !m_bDisposed )
{
acquire();
dispose();
}
}
//--------------------------------------------------------------------
void ORichTextFeatureDispatcher::dispose()
{
EventObject aEvent( *this );
m_aStatusListeners.disposeAndClear( aEvent );
::osl::ClearableMutexGuard aGuard( m_aMutex );
m_bDisposed = true;
disposing( aGuard );
}
//--------------------------------------------------------------------
void ORichTextFeatureDispatcher::disposing( ::osl::ClearableMutexGuard& /*_rClearBeforeNotify*/ )
{
m_pEditView = NULL;
}
//--------------------------------------------------------------------
void SAL_CALL ORichTextFeatureDispatcher::addStatusListener( const Reference< XStatusListener >& _rxControl, const URL& _rURL ) throw (RuntimeException)
{
OSL_ENSURE( !m_bDisposed, "ORichTextFeatureDispatcher::addStatusListener: already disposed!" );
if ( m_bDisposed )
throw DisposedException();
OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "ORichTextFeatureDispatcher::addStatusListener: invalid URL!" );
if ( _rURL.Complete == getFeatureURL().Complete )
if ( _rxControl.is() )
{
m_aStatusListeners.addInterface( _rxControl );
newStatusListener( _rxControl );
}
}
//--------------------------------------------------------------------
void SAL_CALL ORichTextFeatureDispatcher::removeStatusListener( const Reference< XStatusListener >& _rxControl, const URL& /*_rURL*/ ) throw (RuntimeException)
{
m_aStatusListeners.removeInterface( _rxControl );
}
//--------------------------------------------------------------------
void ORichTextFeatureDispatcher::invalidate()
{
invalidateFeatureState_Broadcast();
}
//--------------------------------------------------------------------
FeatureStateEvent ORichTextFeatureDispatcher::buildStatusEvent() const
{
FeatureStateEvent aEvent;
aEvent.IsEnabled = sal_False;
aEvent.Source = *const_cast< ORichTextFeatureDispatcher* >( this );
aEvent.FeatureURL = getFeatureURL();
aEvent.Requery = sal_False;
return aEvent;
}
//--------------------------------------------------------------------
void ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast()
{
FeatureStateEvent aEvent( buildStatusEvent() );
::cppu::OInterfaceIteratorHelper aIter( getStatusListeners() );
while ( aIter.hasMoreElements() )
doNotify( static_cast< XStatusListener* >( aIter.next() ), aEvent );
}
//--------------------------------------------------------------------
void ORichTextFeatureDispatcher::newStatusListener( const Reference< XStatusListener >& _rxListener )
{
doNotify( _rxListener, buildStatusEvent() );
}
//--------------------------------------------------------------------
void ORichTextFeatureDispatcher::doNotify( const Reference< XStatusListener >& _rxListener, const FeatureStateEvent& _rEvent ) const SAL_THROW(())
{
OSL_PRECOND( _rxListener.is(), "ORichTextFeatureDispatcher::doNotify: invalid listener!" );
if ( _rxListener.is() )
{
try
{
_rxListener->statusChanged( _rEvent );
}
catch( const Exception& )
{
OSL_ENSURE( sal_False, "ORichTextFeatureDispatcher::doNotify: caught an exception!" );
}
}
}
//........................................................................
} // namespace frm
//........................................................................