187 lines
7.7 KiB
C++
187 lines
7.7 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: controlfeatureinterception.cxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: obo $ $Date: 2006-09-16 23:56:06 $
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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_forms.hxx"
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#ifndef FORMS_SOURCE_INC_CONTROLFEATUREINTERCEPTION_HXX
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#include "controlfeatureinterception.hxx"
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#endif
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#ifndef FORMS_SOURCE_INC_URLTRANSFORMER_HXX
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#include "urltransformer.hxx"
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#endif
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/** === begin UNO includes === **/
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/** === end UNO includes === **/
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#ifndef _TOOLS_DEBUG_HXX
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#include <tools/debug.hxx>
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#endif
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//........................................................................
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namespace frm
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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::frame;
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using namespace ::com::sun::star::util;
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using namespace ::com::sun::star::lang;
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//====================================================================
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//= ControlFeatureInterception
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//====================================================================
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//--------------------------------------------------------------------
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ControlFeatureInterception::ControlFeatureInterception( const Reference< XMultiServiceFactory >& _rxORB )
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:m_pUrlTransformer( new UrlTransformer( _rxORB ) )
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{
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}
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//--------------------------------------------------------------------
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void SAL_CALL ControlFeatureInterception::registerDispatchProviderInterceptor( const Reference< XDispatchProviderInterceptor >& _rxInterceptor ) throw (RuntimeException )
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{
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if ( !_rxInterceptor.is() )
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{
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DBG_ERROR( "ControlFeatureInterception::registerDispatchProviderInterceptor: invalid interceptor!" );
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return;
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}
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if ( m_xFirstDispatchInterceptor.is() )
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{
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// there is already an interceptor; the new one will become its master
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Reference< XDispatchProvider > xFirstProvider( m_xFirstDispatchInterceptor, UNO_QUERY );
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_rxInterceptor->setSlaveDispatchProvider( xFirstProvider );
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m_xFirstDispatchInterceptor->setMasterDispatchProvider( xFirstProvider );
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}
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// we are the master of the chain's first interceptor
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m_xFirstDispatchInterceptor = _rxInterceptor;
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m_xFirstDispatchInterceptor->setMasterDispatchProvider( NULL );
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// it's the first of the interceptor chain
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}
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//--------------------------------------------------------------------
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void SAL_CALL ControlFeatureInterception::releaseDispatchProviderInterceptor( const Reference< XDispatchProviderInterceptor >& _rxInterceptor ) throw (RuntimeException )
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{
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if ( !_rxInterceptor.is() )
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{
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DBG_ERROR( "ControlFeatureInterception::releaseDispatchProviderInterceptor: invalid interceptor!" );
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return;
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}
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Reference< XDispatchProviderInterceptor > xChainWalk( m_xFirstDispatchInterceptor );
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if ( m_xFirstDispatchInterceptor == _rxInterceptor )
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{ // our chain will have a new first element
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Reference< XDispatchProviderInterceptor > xSlave( m_xFirstDispatchInterceptor->getSlaveDispatchProvider(), UNO_QUERY );
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m_xFirstDispatchInterceptor = xSlave;
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}
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// do this before removing the interceptor from the chain as we won't know it's slave afterwards)
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while ( xChainWalk.is() )
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{
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// walk along the chain of interceptors and look for the interceptor that has to be removed
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Reference< XDispatchProviderInterceptor > xSlave( xChainWalk->getSlaveDispatchProvider(), UNO_QUERY );
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if ( xChainWalk == _rxInterceptor )
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{
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// old master may be an interceptor too
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Reference< XDispatchProviderInterceptor > xMaster( xChainWalk->getMasterDispatchProvider(), UNO_QUERY );
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// unchain the interceptor that has to be removed
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xChainWalk->setSlaveDispatchProvider( NULL );
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xChainWalk->setMasterDispatchProvider( NULL );
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// reconnect the chain
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if ( xMaster.is() )
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{
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xMaster->setSlaveDispatchProvider( Reference< XDispatchProvider >::query( xSlave ) );
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}
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// if somebody has registered the same interceptor twice, then we will remove
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// it once per call ...
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break;
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}
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xChainWalk = xSlave;
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}
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}
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//--------------------------------------------------------------------
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void ControlFeatureInterception::dispose()
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{
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// release all interceptors
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Reference< XDispatchProviderInterceptor > xInterceptor( m_xFirstDispatchInterceptor );
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m_xFirstDispatchInterceptor.clear();
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while ( xInterceptor.is() )
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{
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// tell the interceptor it has a new (means no) predecessor
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xInterceptor->setMasterDispatchProvider( NULL );
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// ask for it's successor
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Reference< XDispatchProvider > xSlave = xInterceptor->getSlaveDispatchProvider();
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// and give it the new (means no) successoert
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xInterceptor->setSlaveDispatchProvider( NULL );
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// start over with the next chain element
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xInterceptor = xInterceptor.query( xSlave );
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}
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}
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//--------------------------------------------------------------------
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Reference< XDispatch > ControlFeatureInterception::queryDispatch( const URL& _rURL, const ::rtl::OUString& _rTargetFrameName, ::sal_Int32 _nSearchFlags ) SAL_THROW((RuntimeException))
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{
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Reference< XDispatch > xDispatcher;
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if ( m_xFirstDispatchInterceptor.is() )
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xDispatcher = m_xFirstDispatchInterceptor->queryDispatch( _rURL, _rTargetFrameName, _nSearchFlags );
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return xDispatcher;
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}
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//--------------------------------------------------------------------
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Reference< XDispatch > ControlFeatureInterception::queryDispatch( const URL& _rURL ) SAL_THROW((RuntimeException))
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{
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return queryDispatch( _rURL, ::rtl::OUString(), 0 );
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}
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//--------------------------------------------------------------------
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Reference< XDispatch > ControlFeatureInterception::queryDispatch( const sal_Char* _pAsciiURL ) SAL_THROW((RuntimeException))
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{
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return queryDispatch( m_pUrlTransformer->getStrictURLFromAscii( _pAsciiURL ) );
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}
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//........................................................................
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} // namespace frm
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//........................................................................
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