/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: DrawModelBroadcaster.cxx,v $
 * $Revision: 1.7 $
 *
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 * 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).
 *
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 * version 3 along with OpenOffice.org.  If not, see
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sc.hxx"
#include "DrawModelBroadcaster.hxx"
#include <svx/svdmodel.hxx>
#include <svx/unomod.hxx>
#include <tools/debug.hxx>

using namespace	::com::sun::star;

ScDrawModelBroadcaster::ScDrawModelBroadcaster( SdrModel *pDrawModel ) :
    maEventListeners( maListenerMutex ),
    mpDrawModel( pDrawModel )
{
    if (mpDrawModel)
        StartListening( *mpDrawModel );
}

ScDrawModelBroadcaster::~ScDrawModelBroadcaster()
{
    if (mpDrawModel)
        EndListening( *mpDrawModel );
}

void SAL_CALL ScDrawModelBroadcaster::addEventListener( const uno::Reference< document::XEventListener >& xListener )
    throw (uno::RuntimeException)
{
    maEventListeners.addInterface( xListener );
}

void SAL_CALL ScDrawModelBroadcaster::removeEventListener( const uno::Reference< document::XEventListener >& xListener )
    throw (uno::RuntimeException)
{
    maEventListeners.removeInterface( xListener );
}

void ScDrawModelBroadcaster::Notify( SfxBroadcaster&,
        const SfxHint& rHint )
{
    const SdrHint *pSdrHint = PTR_CAST( SdrHint, &rHint );
    if( !pSdrHint )
        return;

    document::EventObject aEvent;
    if( !SvxUnoDrawMSFactory::createEvent( mpDrawModel, pSdrHint, aEvent ) )
        return;

    ::cppu::OInterfaceIteratorHelper aIter( maEventListeners );
    while( aIter.hasMoreElements() )
    {
        uno::Reference < document::XEventListener > xListener( aIter.next(), uno::UNO_QUERY );
        try
        {
            xListener->notifyEvent( aEvent );
        }
        catch( uno::RuntimeException& r )
        {
            (void) r;
#if OSL_DEBUG_LEVEL > 1
            ByteString aError( "Runtime exception caught while notifying shape.:\n" );
            aError += ByteString( String( r.Message), RTL_TEXTENCODING_ASCII_US );
            DBG_ERROR( aError.GetBuffer() );
#endif
        }
    }
}