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Diffstat (limited to 'svx/source/form/formdispatchinterceptor.cxx')
| -rw-r--r-- | svx/source/form/formdispatchinterceptor.cxx | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/svx/source/form/formdispatchinterceptor.cxx b/svx/source/form/formdispatchinterceptor.cxx new file mode 100644 index 000000000000..f14a82d8c7ee --- /dev/null +++ b/svx/source/form/formdispatchinterceptor.cxx @@ -0,0 +1,214 @@ +/************************************************************************* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * +************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_svx.hxx" + +#include "formdispatchinterceptor.hxx" + +/** === begin UNO includes === **/ +/** === end UNO includes === **/ + +#include <tools/debug.hxx> + +//........................................................................ +namespace svxform +{ +//........................................................................ + + /** === begin UNO using === **/ + using ::com::sun::star::uno::Reference; + using ::com::sun::star::uno::XInterface; + using ::com::sun::star::uno::UNO_QUERY; + using ::com::sun::star::uno::UNO_QUERY_THROW; + using ::com::sun::star::uno::UNO_SET_THROW; + using ::com::sun::star::uno::Exception; + using ::com::sun::star::uno::RuntimeException; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::makeAny; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::uno::Type; + using ::com::sun::star::frame::XDispatchProviderInterception; + using ::com::sun::star::frame::XDispatchProviderInterceptor; + using ::com::sun::star::lang::XComponent; + using ::com::sun::star::util::URL; + using ::com::sun::star::frame::XDispatch; + using ::com::sun::star::frame::DispatchDescriptor; + using ::com::sun::star::frame::XDispatchProvider; + using ::com::sun::star::lang::EventObject; + /** === end UNO using === **/ + + //======================================================================== + //= DispatchInterceptionMultiplexer + //======================================================================== + + DBG_NAME(DispatchInterceptionMultiplexer) + //------------------------------------------------------------------------ + DispatchInterceptionMultiplexer::DispatchInterceptionMultiplexer( + const Reference< XDispatchProviderInterception >& _rxToIntercept, DispatchInterceptor* _pMaster ) + :DispatchInterceptionMultiplexer_BASE(_pMaster && _pMaster->getInterceptorMutex() ? *_pMaster->getInterceptorMutex() : m_aFallback) + ,m_aFallback() + ,m_pMutex( _pMaster && _pMaster->getInterceptorMutex() ? _pMaster->getInterceptorMutex() : &m_aFallback ) + ,m_xIntercepted(_rxToIntercept) + ,m_bListening(sal_False) + ,m_pMaster(_pMaster) + { + DBG_CTOR(DispatchInterceptionMultiplexer,NULL); + + ::osl::MutexGuard aGuard( *m_pMutex ); + ::comphelper::increment(m_refCount); + if (_rxToIntercept.is()) + { + _rxToIntercept->registerDispatchProviderInterceptor((XDispatchProviderInterceptor*)this); + // this should make us the top-level dispatch-provider for the component, via a call to our + // setDispatchProvider we should have got an fallback for requests we (i.e. our master) cannot fullfill + Reference< XComponent> xInterceptedComponent(_rxToIntercept, UNO_QUERY); + if (xInterceptedComponent.is()) + { + xInterceptedComponent->addEventListener(this); + m_bListening = sal_True; + } + } + ::comphelper::decrement(m_refCount); + } + + //------------------------------------------------------------------------ + DispatchInterceptionMultiplexer::~DispatchInterceptionMultiplexer() + { + if (!rBHelper.bDisposed) + dispose(); + + DBG_DTOR(DispatchInterceptionMultiplexer,NULL); + } + + //------------------------------------------------------------------------------ + Reference< XDispatch > SAL_CALL DispatchInterceptionMultiplexer::queryDispatch( const URL& aURL, const ::rtl::OUString& aTargetFrameName, sal_Int32 nSearchFlags ) throw(RuntimeException) + { + ::osl::MutexGuard aGuard( *m_pMutex ); + Reference< XDispatch> xResult; + // ask our 'real' interceptor + if (m_pMaster) + xResult = m_pMaster->interceptedQueryDispatch( aURL, aTargetFrameName, nSearchFlags); + + // ask our slave provider + if (!xResult.is() && m_xSlaveDispatcher.is()) + xResult = m_xSlaveDispatcher->queryDispatch(aURL, aTargetFrameName, nSearchFlags); + + return xResult; + } + + //------------------------------------------------------------------------------ + Sequence< Reference< XDispatch > > SAL_CALL + DispatchInterceptionMultiplexer::queryDispatches( const Sequence< DispatchDescriptor >& aDescripts ) throw(RuntimeException) + { + ::osl::MutexGuard aGuard( *m_pMutex ); + Sequence< Reference< XDispatch> > aReturn(aDescripts.getLength()); + Reference< XDispatch>* pReturn = aReturn.getArray(); + const DispatchDescriptor* pDescripts = aDescripts.getConstArray(); + for (sal_Int16 i=0; i<aDescripts.getLength(); ++i, ++pReturn, ++pDescripts) + { + *pReturn = queryDispatch(pDescripts->FeatureURL, pDescripts->FrameName, pDescripts->SearchFlags); + } + return aReturn; + } + + //------------------------------------------------------------------------------ + Reference< XDispatchProvider > SAL_CALL DispatchInterceptionMultiplexer::getSlaveDispatchProvider( ) throw(RuntimeException) + { + ::osl::MutexGuard aGuard( *m_pMutex ); + return m_xSlaveDispatcher; + } + + //------------------------------------------------------------------------------ + void SAL_CALL DispatchInterceptionMultiplexer::setSlaveDispatchProvider(const Reference< XDispatchProvider>& xNewDispatchProvider) throw( RuntimeException ) + { + ::osl::MutexGuard aGuard( *m_pMutex ); + m_xSlaveDispatcher = xNewDispatchProvider; + } + + //------------------------------------------------------------------------------ + Reference< XDispatchProvider> SAL_CALL DispatchInterceptionMultiplexer::getMasterDispatchProvider(void) throw( RuntimeException ) + { + ::osl::MutexGuard aGuard( *m_pMutex ); + return m_xMasterDispatcher; + } + + //------------------------------------------------------------------------------ + void SAL_CALL DispatchInterceptionMultiplexer::setMasterDispatchProvider(const Reference< XDispatchProvider>& xNewSupplier) throw( RuntimeException ) + { + ::osl::MutexGuard aGuard( *m_pMutex ); + m_xMasterDispatcher = xNewSupplier; + } + + //------------------------------------------------------------------------------ + void SAL_CALL DispatchInterceptionMultiplexer::disposing(const EventObject& Source) throw( RuntimeException ) + { + if (m_bListening) + { + Reference< XDispatchProviderInterception > xIntercepted(m_xIntercepted.get(), UNO_QUERY); + if (Source.Source == xIntercepted) + ImplDetach(); + } + } + + //------------------------------------------------------------------------------ + void DispatchInterceptionMultiplexer::ImplDetach() + { + ::osl::MutexGuard aGuard( *m_pMutex ); + OSL_ENSURE(m_bListening, "DispatchInterceptionMultiplexer::ImplDetach: invalid call!"); + + // deregister ourself from the interception component + Reference< XDispatchProviderInterception > xIntercepted(m_xIntercepted.get(), UNO_QUERY); + if (xIntercepted.is()) + xIntercepted->releaseDispatchProviderInterceptor(static_cast<XDispatchProviderInterceptor*>(this)); + + // m_xIntercepted = Reference< XDispatchProviderInterception >(); + // Don't reset m_xIntercepted: It may be needed by our owner to check for which object we were + // responsible. As we hold the object with a weak reference only, this should be no problem. + // 88936 - 23.07.2001 - frank.schoenheit@sun.com + m_pMaster = NULL; + m_pMutex = &m_aFallback; + m_bListening = sal_False; + } + + //------------------------------------------------------------------------------ + void DispatchInterceptionMultiplexer::disposing() + { + // remove ourself as event listener from the interception component + if (m_bListening) + { + Reference< XComponent> xInterceptedComponent(m_xIntercepted.get(), UNO_QUERY); + if (xInterceptedComponent.is()) + xInterceptedComponent->removeEventListener(static_cast<XEventListener*>(this)); + + // detach from the interception component + ImplDetach(); + } + } + +//........................................................................ +} // namespace svxform +//........................................................................ |