/************************************************************************* * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * Copyright 2008 by Sun Microsystems, Inc. * * OpenOffice.org - a multi-platform office productivity suite * * $RCSfile: loaddispatcher.cxx,v $ * $Revision: 1.8 $ * * 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 * * for a copy of the LGPLv3 License. * ************************************************************************/ // MARKER(update_precomp.py): autogen include statement, do not remove #include "precompiled_framework.hxx" //_______________________________________________ // my own includes #include #include #include //_______________________________________________ // interface includes #include //_______________________________________________ // includes of other projects //_______________________________________________ // namespace namespace framework{ namespace css = ::com::sun::star; //_______________________________________________ // declarations /*----------------------------------------------- 20.08.2003 09:52 -----------------------------------------------*/ LoadDispatcher::LoadDispatcher(const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR , const css::uno::Reference< css::frame::XFrame >& xOwnerFrame , const ::rtl::OUString sTargetName , sal_Int32 nSearchFlags) : ThreadHelpBase( ) , m_xSMGR (xSMGR ) , m_xOwnerFrame (xOwnerFrame ) , m_sTarget (sTargetName ) , m_nSearchFlags(nSearchFlags) , m_aLoader (xSMGR ) { } /*----------------------------------------------- 20.08.2003 09:12 -----------------------------------------------*/ LoadDispatcher::~LoadDispatcher() { m_xSMGR.clear(); } /*----------------------------------------------- 20.08.2003 09:58 -----------------------------------------------*/ void SAL_CALL LoadDispatcher::dispatchWithNotification(const css::util::URL& aURL , const css::uno::Sequence< css::beans::PropertyValue >& lArguments, const css::uno::Reference< css::frame::XDispatchResultListener >& xListener ) throw(css::uno::RuntimeException) { impl_dispatch( aURL, lArguments, xListener ); } /*----------------------------------------------- 20.08.2003 09:16 -----------------------------------------------*/ void SAL_CALL LoadDispatcher::dispatch(const css::util::URL& aURL , const css::uno::Sequence< css::beans::PropertyValue >& lArguments) throw(css::uno::RuntimeException) { impl_dispatch( aURL, lArguments, css::uno::Reference< css::frame::XDispatchResultListener >() ); } /*----------------------------------------------- 14.04.2008 -----------------------------------------------*/ css::uno::Any SAL_CALL LoadDispatcher::dispatchWithReturnValue( const css::util::URL& rURL, const css::uno::Sequence< css::beans::PropertyValue >& lArguments ) throw( css::uno::RuntimeException ) { return impl_dispatch( rURL, lArguments, css::uno::Reference< css::frame::XDispatchResultListener >()); } /*----------------------------------------------- 20.08.2003 10:48 -----------------------------------------------*/ void SAL_CALL LoadDispatcher::addStatusListener(const css::uno::Reference< css::frame::XStatusListener >& /*xListener*/, const css::util::URL& /*aURL*/ ) throw(css::uno::RuntimeException) { } /*----------------------------------------------- 20.08.2003 10:49 -----------------------------------------------*/ void SAL_CALL LoadDispatcher::removeStatusListener(const css::uno::Reference< css::frame::XStatusListener >& /*xListener*/, const css::util::URL& /*aURL*/ ) throw(css::uno::RuntimeException) { } /*----------------------------------------------- 20.08.2003 09:58 -----------------------------------------------*/ css::uno::Any LoadDispatcher::impl_dispatch( const css::util::URL& rURL, const css::uno::Sequence< css::beans::PropertyValue >& lArguments, const css::uno::Reference< css::frame::XDispatchResultListener >& xListener ) { // Attention: May be nobody outside hold such temp. dispatch object alive (because // the container in which we resists isnt implemented threadsafe but updated by a timer // and clear our reference ...) we should hold us self alive! css::uno::Reference< css::uno::XInterface > xThis(static_cast< css::frame::XNotifyingDispatch* >(this), css::uno::UNO_QUERY); // SAFE -> ---------------------------------- ReadGuard aReadLock(m_aLock); // We are the only client of this load env object ... but // may a dispatch request before is still in progress (?!). // Then we should wait a little bit and block this new request. // In case we run into the timeout, we should reject this new request // and return "FAILED" as result. Otherwhise we can start this new operation. if (!m_aLoader.waitWhileLoading(2000)) // => 2 sec. { if (xListener.is()) xListener->dispatchFinished( css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::DONTKNOW, css::uno::Any())); // DONTKNOW? ... not realy started ... not realy failed :-) } css::uno::Reference< css::frame::XFrame > xBaseFrame(m_xOwnerFrame.get(), css::uno::UNO_QUERY); if (!xBaseFrame.is()) { if (xListener.is()) xListener->dispatchFinished( css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::FAILURE, css::uno::Any())); } // OK ... now the internal loader seems to be useable for new requests // and our owner frame seems to be valid for such operations. // Initialize it with all new but needed properties and start the loading. css::uno::Reference< css::lang::XComponent > xComponent; try { m_aLoader.initializeLoading( rURL.Complete, lArguments, xBaseFrame, m_sTarget, m_nSearchFlags, (LoadEnv::EFeature)(LoadEnv::E_ALLOW_CONTENTHANDLER | LoadEnv::E_WORK_WITH_UI)); m_aLoader.startLoading(); m_aLoader.waitWhileLoading(); // wait for ever! xComponent = m_aLoader.getTargetComponent(); // TODO thinking about asynchronous operations and listener support } catch(const LoadEnvException&) { xComponent.clear(); } if (xListener.is()) { if (xComponent.is()) xListener->dispatchFinished( css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::SUCCESS, css::uno::Any())); else xListener->dispatchFinished( css::frame::DispatchResultEvent(xThis, css::frame::DispatchResultState::FAILURE, css::uno::Any())); } // return the model - like loadComponentFromURL() css::uno::Any aRet; if ( xComponent.is () ) aRet = css::uno::makeAny( xComponent ); aReadLock.unlock(); // <- SAFE ---------------------------------- return aRet; } } // namespace framework