| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_forms.hxx" |
| #include "controlfeatureinterception.hxx" |
| #include "urltransformer.hxx" |
| |
| /** === begin UNO includes === **/ |
| /** === end UNO includes === **/ |
| #include <tools/debug.hxx> |
| |
| //........................................................................ |
| 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 |
| //........................................................................ |
| |
