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Diffstat (limited to 'framework/source/dispatch/loaddispatcher.cxx')
| -rw-r--r-- | framework/source/dispatch/loaddispatcher.cxx | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/framework/source/dispatch/loaddispatcher.cxx b/framework/source/dispatch/loaddispatcher.cxx new file mode 100644 index 000000000000..2791ee9402a9 --- /dev/null +++ b/framework/source/dispatch/loaddispatcher.cxx @@ -0,0 +1,198 @@ +/************************************************************************* + * + * 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_framework.hxx" + +//_______________________________________________ +// my own includes +#include <dispatch/loaddispatcher.hxx> +#include <threadhelp/readguard.hxx> +#include <threadhelp/writeguard.hxx> + +//_______________________________________________ +// interface includes +#include <com/sun/star/frame/DispatchResultState.hpp> + +//_______________________________________________ +// 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 |