Files
libreoffice/forms/source/helper/controlfeatureinterception.cxx
Oliver Bolte e42d0505fd INTEGRATION: CWS pchfix02 (1.3.112); FILE MERGED
2006/09/01 17:27:39 kaib 1.3.112.1: #i68856# Added header markers and pch files
2006-09-16 22:56:06 +00:00

187 lines
7.7 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: controlfeatureinterception.cxx,v $
*
* $Revision: 1.4 $
*
* last change: $Author: obo $ $Date: 2006-09-16 23:56:06 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_forms.hxx"
#ifndef FORMS_SOURCE_INC_CONTROLFEATUREINTERCEPTION_HXX
#include "controlfeatureinterception.hxx"
#endif
#ifndef FORMS_SOURCE_INC_URLTRANSFORMER_HXX
#include "urltransformer.hxx"
#endif
/** === begin UNO includes === **/
/** === end UNO includes === **/
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
//........................................................................
namespace frm
{
//........................................................................
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::lang;
//====================================================================
//= ControlFeatureInterception
//====================================================================
//--------------------------------------------------------------------
ControlFeatureInterception::ControlFeatureInterception( const Reference< XMultiServiceFactory >& _rxORB )
:m_pUrlTransformer( new UrlTransformer( _rxORB ) )
{
}
//--------------------------------------------------------------------
void SAL_CALL ControlFeatureInterception::registerDispatchProviderInterceptor( const Reference< XDispatchProviderInterceptor >& _rxInterceptor ) throw (RuntimeException )
{
if ( !_rxInterceptor.is() )
{
DBG_ERROR( "ControlFeatureInterception::registerDispatchProviderInterceptor: invalid interceptor!" );
return;
}
if ( m_xFirstDispatchInterceptor.is() )
{
// there is already an interceptor; the new one will become its master
Reference< XDispatchProvider > xFirstProvider( m_xFirstDispatchInterceptor, UNO_QUERY );
_rxInterceptor->setSlaveDispatchProvider( xFirstProvider );
m_xFirstDispatchInterceptor->setMasterDispatchProvider( xFirstProvider );
}
// we are the master of the chain's first interceptor
m_xFirstDispatchInterceptor = _rxInterceptor;
m_xFirstDispatchInterceptor->setMasterDispatchProvider( NULL );
// it's the first of the interceptor chain
}
//--------------------------------------------------------------------
void SAL_CALL ControlFeatureInterception::releaseDispatchProviderInterceptor( const Reference< XDispatchProviderInterceptor >& _rxInterceptor ) throw (RuntimeException )
{
if ( !_rxInterceptor.is() )
{
DBG_ERROR( "ControlFeatureInterception::releaseDispatchProviderInterceptor: invalid interceptor!" );
return;
}
Reference< XDispatchProviderInterceptor > xChainWalk( m_xFirstDispatchInterceptor );
if ( m_xFirstDispatchInterceptor == _rxInterceptor )
{ // our chain will have a new first element
Reference< XDispatchProviderInterceptor > xSlave( m_xFirstDispatchInterceptor->getSlaveDispatchProvider(), UNO_QUERY );
m_xFirstDispatchInterceptor = xSlave;
}
// do this before removing the interceptor from the chain as we won't know it's slave afterwards)
while ( xChainWalk.is() )
{
// walk along the chain of interceptors and look for the interceptor that has to be removed
Reference< XDispatchProviderInterceptor > xSlave( xChainWalk->getSlaveDispatchProvider(), UNO_QUERY );
if ( xChainWalk == _rxInterceptor )
{
// old master may be an interceptor too
Reference< XDispatchProviderInterceptor > xMaster( xChainWalk->getMasterDispatchProvider(), UNO_QUERY );
// unchain the interceptor that has to be removed
xChainWalk->setSlaveDispatchProvider( NULL );
xChainWalk->setMasterDispatchProvider( NULL );
// reconnect the chain
if ( xMaster.is() )
{
xMaster->setSlaveDispatchProvider( Reference< XDispatchProvider >::query( xSlave ) );
}
// if somebody has registered the same interceptor twice, then we will remove
// it once per call ...
break;
}
xChainWalk = xSlave;
}
}
//--------------------------------------------------------------------
void ControlFeatureInterception::dispose()
{
// release all interceptors
Reference< XDispatchProviderInterceptor > xInterceptor( m_xFirstDispatchInterceptor );
m_xFirstDispatchInterceptor.clear();
while ( xInterceptor.is() )
{
// tell the interceptor it has a new (means no) predecessor
xInterceptor->setMasterDispatchProvider( NULL );
// ask for it's successor
Reference< XDispatchProvider > xSlave = xInterceptor->getSlaveDispatchProvider();
// and give it the new (means no) successoert
xInterceptor->setSlaveDispatchProvider( NULL );
// start over with the next chain element
xInterceptor = xInterceptor.query( xSlave );
}
}
//--------------------------------------------------------------------
Reference< XDispatch > ControlFeatureInterception::queryDispatch( const URL& _rURL, const ::rtl::OUString& _rTargetFrameName, ::sal_Int32 _nSearchFlags ) SAL_THROW((RuntimeException))
{
Reference< XDispatch > xDispatcher;
if ( m_xFirstDispatchInterceptor.is() )
xDispatcher = m_xFirstDispatchInterceptor->queryDispatch( _rURL, _rTargetFrameName, _nSearchFlags );
return xDispatcher;
}
//--------------------------------------------------------------------
Reference< XDispatch > ControlFeatureInterception::queryDispatch( const URL& _rURL ) SAL_THROW((RuntimeException))
{
return queryDispatch( _rURL, ::rtl::OUString(), 0 );
}
//--------------------------------------------------------------------
Reference< XDispatch > ControlFeatureInterception::queryDispatch( const sal_Char* _pAsciiURL ) SAL_THROW((RuntimeException))
{
return queryDispatch( m_pUrlTransformer->getStrictURLFromAscii( _pAsciiURL ) );
}
//........................................................................
} // namespace frm
//........................................................................