1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3*cdf0e10cSrcweir * 4*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 5*cdf0e10cSrcweir * 6*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 7*cdf0e10cSrcweir * 8*cdf0e10cSrcweir * This file is part of OpenOffice.org. 9*cdf0e10cSrcweir * 10*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 11*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 12*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 13*cdf0e10cSrcweir * 14*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 15*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 16*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 18*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 19*cdf0e10cSrcweir * 20*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 21*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 22*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 23*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 24*cdf0e10cSrcweir * 25*cdf0e10cSrcweir ************************************************************************/ 26*cdf0e10cSrcweir 27*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 28*cdf0e10cSrcweir #include "precompiled_svx.hxx" 29*cdf0e10cSrcweir 30*cdf0e10cSrcweir #include "formdispatchinterceptor.hxx" 31*cdf0e10cSrcweir 32*cdf0e10cSrcweir /** === begin UNO includes === **/ 33*cdf0e10cSrcweir /** === end UNO includes === **/ 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir #include <tools/debug.hxx> 36*cdf0e10cSrcweir 37*cdf0e10cSrcweir //........................................................................ 38*cdf0e10cSrcweir namespace svxform 39*cdf0e10cSrcweir { 40*cdf0e10cSrcweir //........................................................................ 41*cdf0e10cSrcweir 42*cdf0e10cSrcweir /** === begin UNO using === **/ 43*cdf0e10cSrcweir using ::com::sun::star::uno::Reference; 44*cdf0e10cSrcweir using ::com::sun::star::uno::XInterface; 45*cdf0e10cSrcweir using ::com::sun::star::uno::UNO_QUERY; 46*cdf0e10cSrcweir using ::com::sun::star::uno::UNO_QUERY_THROW; 47*cdf0e10cSrcweir using ::com::sun::star::uno::UNO_SET_THROW; 48*cdf0e10cSrcweir using ::com::sun::star::uno::Exception; 49*cdf0e10cSrcweir using ::com::sun::star::uno::RuntimeException; 50*cdf0e10cSrcweir using ::com::sun::star::uno::Any; 51*cdf0e10cSrcweir using ::com::sun::star::uno::makeAny; 52*cdf0e10cSrcweir using ::com::sun::star::uno::Sequence; 53*cdf0e10cSrcweir using ::com::sun::star::uno::Type; 54*cdf0e10cSrcweir using ::com::sun::star::frame::XDispatchProviderInterception; 55*cdf0e10cSrcweir using ::com::sun::star::frame::XDispatchProviderInterceptor; 56*cdf0e10cSrcweir using ::com::sun::star::lang::XComponent; 57*cdf0e10cSrcweir using ::com::sun::star::util::URL; 58*cdf0e10cSrcweir using ::com::sun::star::frame::XDispatch; 59*cdf0e10cSrcweir using ::com::sun::star::frame::DispatchDescriptor; 60*cdf0e10cSrcweir using ::com::sun::star::frame::XDispatchProvider; 61*cdf0e10cSrcweir using ::com::sun::star::lang::EventObject; 62*cdf0e10cSrcweir /** === end UNO using === **/ 63*cdf0e10cSrcweir 64*cdf0e10cSrcweir //======================================================================== 65*cdf0e10cSrcweir //= DispatchInterceptionMultiplexer 66*cdf0e10cSrcweir //======================================================================== 67*cdf0e10cSrcweir 68*cdf0e10cSrcweir DBG_NAME(DispatchInterceptionMultiplexer) 69*cdf0e10cSrcweir //------------------------------------------------------------------------ 70*cdf0e10cSrcweir DispatchInterceptionMultiplexer::DispatchInterceptionMultiplexer( 71*cdf0e10cSrcweir const Reference< XDispatchProviderInterception >& _rxToIntercept, DispatchInterceptor* _pMaster ) 72*cdf0e10cSrcweir :DispatchInterceptionMultiplexer_BASE(_pMaster && _pMaster->getInterceptorMutex() ? *_pMaster->getInterceptorMutex() : m_aFallback) 73*cdf0e10cSrcweir ,m_aFallback() 74*cdf0e10cSrcweir ,m_pMutex( _pMaster && _pMaster->getInterceptorMutex() ? _pMaster->getInterceptorMutex() : &m_aFallback ) 75*cdf0e10cSrcweir ,m_xIntercepted(_rxToIntercept) 76*cdf0e10cSrcweir ,m_bListening(sal_False) 77*cdf0e10cSrcweir ,m_pMaster(_pMaster) 78*cdf0e10cSrcweir { 79*cdf0e10cSrcweir DBG_CTOR(DispatchInterceptionMultiplexer,NULL); 80*cdf0e10cSrcweir 81*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 82*cdf0e10cSrcweir ::comphelper::increment(m_refCount); 83*cdf0e10cSrcweir if (_rxToIntercept.is()) 84*cdf0e10cSrcweir { 85*cdf0e10cSrcweir _rxToIntercept->registerDispatchProviderInterceptor((XDispatchProviderInterceptor*)this); 86*cdf0e10cSrcweir // this should make us the top-level dispatch-provider for the component, via a call to our 87*cdf0e10cSrcweir // setDispatchProvider we should have got an fallback for requests we (i.e. our master) cannot fullfill 88*cdf0e10cSrcweir Reference< XComponent> xInterceptedComponent(_rxToIntercept, UNO_QUERY); 89*cdf0e10cSrcweir if (xInterceptedComponent.is()) 90*cdf0e10cSrcweir { 91*cdf0e10cSrcweir xInterceptedComponent->addEventListener(this); 92*cdf0e10cSrcweir m_bListening = sal_True; 93*cdf0e10cSrcweir } 94*cdf0e10cSrcweir } 95*cdf0e10cSrcweir ::comphelper::decrement(m_refCount); 96*cdf0e10cSrcweir } 97*cdf0e10cSrcweir 98*cdf0e10cSrcweir //------------------------------------------------------------------------ 99*cdf0e10cSrcweir DispatchInterceptionMultiplexer::~DispatchInterceptionMultiplexer() 100*cdf0e10cSrcweir { 101*cdf0e10cSrcweir if (!rBHelper.bDisposed) 102*cdf0e10cSrcweir dispose(); 103*cdf0e10cSrcweir 104*cdf0e10cSrcweir DBG_DTOR(DispatchInterceptionMultiplexer,NULL); 105*cdf0e10cSrcweir } 106*cdf0e10cSrcweir 107*cdf0e10cSrcweir //------------------------------------------------------------------------------ 108*cdf0e10cSrcweir Reference< XDispatch > SAL_CALL DispatchInterceptionMultiplexer::queryDispatch( const URL& aURL, const ::rtl::OUString& aTargetFrameName, sal_Int32 nSearchFlags ) throw(RuntimeException) 109*cdf0e10cSrcweir { 110*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 111*cdf0e10cSrcweir Reference< XDispatch> xResult; 112*cdf0e10cSrcweir // ask our 'real' interceptor 113*cdf0e10cSrcweir if (m_pMaster) 114*cdf0e10cSrcweir xResult = m_pMaster->interceptedQueryDispatch( aURL, aTargetFrameName, nSearchFlags); 115*cdf0e10cSrcweir 116*cdf0e10cSrcweir // ask our slave provider 117*cdf0e10cSrcweir if (!xResult.is() && m_xSlaveDispatcher.is()) 118*cdf0e10cSrcweir xResult = m_xSlaveDispatcher->queryDispatch(aURL, aTargetFrameName, nSearchFlags); 119*cdf0e10cSrcweir 120*cdf0e10cSrcweir return xResult; 121*cdf0e10cSrcweir } 122*cdf0e10cSrcweir 123*cdf0e10cSrcweir //------------------------------------------------------------------------------ 124*cdf0e10cSrcweir Sequence< Reference< XDispatch > > SAL_CALL 125*cdf0e10cSrcweir DispatchInterceptionMultiplexer::queryDispatches( const Sequence< DispatchDescriptor >& aDescripts ) throw(RuntimeException) 126*cdf0e10cSrcweir { 127*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 128*cdf0e10cSrcweir Sequence< Reference< XDispatch> > aReturn(aDescripts.getLength()); 129*cdf0e10cSrcweir Reference< XDispatch>* pReturn = aReturn.getArray(); 130*cdf0e10cSrcweir const DispatchDescriptor* pDescripts = aDescripts.getConstArray(); 131*cdf0e10cSrcweir for (sal_Int16 i=0; i<aDescripts.getLength(); ++i, ++pReturn, ++pDescripts) 132*cdf0e10cSrcweir { 133*cdf0e10cSrcweir *pReturn = queryDispatch(pDescripts->FeatureURL, pDescripts->FrameName, pDescripts->SearchFlags); 134*cdf0e10cSrcweir } 135*cdf0e10cSrcweir return aReturn; 136*cdf0e10cSrcweir } 137*cdf0e10cSrcweir 138*cdf0e10cSrcweir //------------------------------------------------------------------------------ 139*cdf0e10cSrcweir Reference< XDispatchProvider > SAL_CALL DispatchInterceptionMultiplexer::getSlaveDispatchProvider( ) throw(RuntimeException) 140*cdf0e10cSrcweir { 141*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 142*cdf0e10cSrcweir return m_xSlaveDispatcher; 143*cdf0e10cSrcweir } 144*cdf0e10cSrcweir 145*cdf0e10cSrcweir //------------------------------------------------------------------------------ 146*cdf0e10cSrcweir void SAL_CALL DispatchInterceptionMultiplexer::setSlaveDispatchProvider(const Reference< XDispatchProvider>& xNewDispatchProvider) throw( RuntimeException ) 147*cdf0e10cSrcweir { 148*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 149*cdf0e10cSrcweir m_xSlaveDispatcher = xNewDispatchProvider; 150*cdf0e10cSrcweir } 151*cdf0e10cSrcweir 152*cdf0e10cSrcweir //------------------------------------------------------------------------------ 153*cdf0e10cSrcweir Reference< XDispatchProvider> SAL_CALL DispatchInterceptionMultiplexer::getMasterDispatchProvider(void) throw( RuntimeException ) 154*cdf0e10cSrcweir { 155*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 156*cdf0e10cSrcweir return m_xMasterDispatcher; 157*cdf0e10cSrcweir } 158*cdf0e10cSrcweir 159*cdf0e10cSrcweir //------------------------------------------------------------------------------ 160*cdf0e10cSrcweir void SAL_CALL DispatchInterceptionMultiplexer::setMasterDispatchProvider(const Reference< XDispatchProvider>& xNewSupplier) throw( RuntimeException ) 161*cdf0e10cSrcweir { 162*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 163*cdf0e10cSrcweir m_xMasterDispatcher = xNewSupplier; 164*cdf0e10cSrcweir } 165*cdf0e10cSrcweir 166*cdf0e10cSrcweir //------------------------------------------------------------------------------ 167*cdf0e10cSrcweir void SAL_CALL DispatchInterceptionMultiplexer::disposing(const EventObject& Source) throw( RuntimeException ) 168*cdf0e10cSrcweir { 169*cdf0e10cSrcweir if (m_bListening) 170*cdf0e10cSrcweir { 171*cdf0e10cSrcweir Reference< XDispatchProviderInterception > xIntercepted(m_xIntercepted.get(), UNO_QUERY); 172*cdf0e10cSrcweir if (Source.Source == xIntercepted) 173*cdf0e10cSrcweir ImplDetach(); 174*cdf0e10cSrcweir } 175*cdf0e10cSrcweir } 176*cdf0e10cSrcweir 177*cdf0e10cSrcweir //------------------------------------------------------------------------------ 178*cdf0e10cSrcweir void DispatchInterceptionMultiplexer::ImplDetach() 179*cdf0e10cSrcweir { 180*cdf0e10cSrcweir ::osl::MutexGuard aGuard( *m_pMutex ); 181*cdf0e10cSrcweir OSL_ENSURE(m_bListening, "DispatchInterceptionMultiplexer::ImplDetach: invalid call!"); 182*cdf0e10cSrcweir 183*cdf0e10cSrcweir // deregister ourself from the interception component 184*cdf0e10cSrcweir Reference< XDispatchProviderInterception > xIntercepted(m_xIntercepted.get(), UNO_QUERY); 185*cdf0e10cSrcweir if (xIntercepted.is()) 186*cdf0e10cSrcweir xIntercepted->releaseDispatchProviderInterceptor(static_cast<XDispatchProviderInterceptor*>(this)); 187*cdf0e10cSrcweir 188*cdf0e10cSrcweir // m_xIntercepted = Reference< XDispatchProviderInterception >(); 189*cdf0e10cSrcweir // Don't reset m_xIntercepted: It may be needed by our owner to check for which object we were 190*cdf0e10cSrcweir // responsible. As we hold the object with a weak reference only, this should be no problem. 191*cdf0e10cSrcweir // 88936 - 23.07.2001 - frank.schoenheit@sun.com 192*cdf0e10cSrcweir m_pMaster = NULL; 193*cdf0e10cSrcweir m_pMutex = &m_aFallback; 194*cdf0e10cSrcweir m_bListening = sal_False; 195*cdf0e10cSrcweir } 196*cdf0e10cSrcweir 197*cdf0e10cSrcweir //------------------------------------------------------------------------------ 198*cdf0e10cSrcweir void DispatchInterceptionMultiplexer::disposing() 199*cdf0e10cSrcweir { 200*cdf0e10cSrcweir // remove ourself as event listener from the interception component 201*cdf0e10cSrcweir if (m_bListening) 202*cdf0e10cSrcweir { 203*cdf0e10cSrcweir Reference< XComponent> xInterceptedComponent(m_xIntercepted.get(), UNO_QUERY); 204*cdf0e10cSrcweir if (xInterceptedComponent.is()) 205*cdf0e10cSrcweir xInterceptedComponent->removeEventListener(static_cast<XEventListener*>(this)); 206*cdf0e10cSrcweir 207*cdf0e10cSrcweir // detach from the interception component 208*cdf0e10cSrcweir ImplDetach(); 209*cdf0e10cSrcweir } 210*cdf0e10cSrcweir } 211*cdf0e10cSrcweir 212*cdf0e10cSrcweir //........................................................................ 213*cdf0e10cSrcweir } // namespace svxform 214*cdf0e10cSrcweir //........................................................................ 215