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Diffstat (limited to 'toolkit/source/awt/asynccallback.cxx')
| -rw-r--r-- | toolkit/source/awt/asynccallback.cxx | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/toolkit/source/awt/asynccallback.cxx b/toolkit/source/awt/asynccallback.cxx new file mode 100644 index 000000000000..672c939d8fd4 --- /dev/null +++ b/toolkit/source/awt/asynccallback.cxx @@ -0,0 +1,198 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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_toolkit.hxx" + +#include "vcl/svapp.hxx" +#include "osl/mutex.hxx" +#include "sal/config.h" +#include "cppuhelper/factory.hxx" +#include "cppuhelper/implementationentry.hxx" +#include "cppuhelper/implbase2.hxx" +#include "com/sun/star/lang/XServiceInfo.hpp" +#include "com/sun/star/awt/XRequestCallback.hpp" + + +// component helper namespace +namespace comp_AsyncCallback { + +namespace css = ::com::sun::star; + +// component and service helper functions: +::rtl::OUString SAL_CALL _getImplementationName(); +css::uno::Sequence< ::rtl::OUString > SAL_CALL _getSupportedServiceNames(); +css::uno::Reference< css::uno::XInterface > SAL_CALL _create( css::uno::Reference< css::uno::XComponentContext > const & context ); + +} // closing component helper namespace + + + +/// anonymous implementation namespace +namespace { + +namespace css = ::com::sun::star; + +class AsyncCallback: + public ::cppu::WeakImplHelper2< + css::lang::XServiceInfo, + css::awt::XRequestCallback> +{ +public: + explicit AsyncCallback(css::uno::Reference< css::uno::XComponentContext > const & context); + + // ::com::sun::star::lang::XServiceInfo: + virtual ::rtl::OUString SAL_CALL getImplementationName() throw (css::uno::RuntimeException); + virtual ::sal_Bool SAL_CALL supportsService(const ::rtl::OUString & ServiceName) throw (css::uno::RuntimeException); + virtual css::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw (css::uno::RuntimeException); + + // ::com::sun::star::awt::XRequestCallback: + virtual void SAL_CALL addCallback(const css::uno::Reference< css::awt::XCallback > & xCallback, const ::com::sun::star::uno::Any & aData) throw (css::uno::RuntimeException); + +private: + + struct CallbackData + { + CallbackData( const css::uno::Reference< css::awt::XCallback >& rCallback, const css::uno::Any& rAny ) : + xCallback( rCallback ), aData( rAny ) {} + + css::uno::Reference< css::awt::XCallback > xCallback; + css::uno::Any aData; + }; + + DECL_STATIC_LINK( AsyncCallback, Notify_Impl, CallbackData* ); + + AsyncCallback(AsyncCallback &); // not defined + void operator =(AsyncCallback &); // not defined + + virtual ~AsyncCallback() {} + + css::uno::Reference< css::uno::XComponentContext > m_xContext; +}; + +AsyncCallback::AsyncCallback(css::uno::Reference< css::uno::XComponentContext > const & context) : + m_xContext(context) +{} + +// com.sun.star.uno.XServiceInfo: +::rtl::OUString SAL_CALL AsyncCallback::getImplementationName() throw (css::uno::RuntimeException) +{ + return comp_AsyncCallback::_getImplementationName(); +} + +::sal_Bool SAL_CALL AsyncCallback::supportsService(::rtl::OUString const & serviceName) throw (css::uno::RuntimeException) +{ + const css::uno::Sequence< ::rtl::OUString > serviceNames = comp_AsyncCallback::_getSupportedServiceNames(); + for (::sal_Int32 i = 0; i < serviceNames.getLength(); ++i) { + if (serviceNames[i] == serviceName) + return sal_True; + } + return sal_False; +} + +css::uno::Sequence< ::rtl::OUString > SAL_CALL AsyncCallback::getSupportedServiceNames() throw (css::uno::RuntimeException) +{ + return comp_AsyncCallback::_getSupportedServiceNames(); +} + +// ::com::sun::star::awt::XRequestCallback: +void SAL_CALL AsyncCallback::addCallback(const css::uno::Reference< css::awt::XCallback > & xCallback, const ::com::sun::star::uno::Any & aData) throw (css::uno::RuntimeException) +{ + if ( Application::IsInMain() ) + { + SolarMutexGuard aSolarGuard; + + CallbackData* pCallbackData = new CallbackData( xCallback, aData ); + Application::PostUserEvent( STATIC_LINK( this, AsyncCallback, Notify_Impl ), pCallbackData ); + } +} + +// private asynchronous link to call reference to the callback object +IMPL_STATIC_LINK_NOINSTANCE( AsyncCallback, Notify_Impl, CallbackData*, pCallbackData ) +{ + try + { + // Asynchronous execution + // Check pointer and reference before! + if ( pCallbackData && pCallbackData->xCallback.is() ) + pCallbackData->xCallback->notify( pCallbackData->aData ); + } + catch ( css::uno::Exception& ) + { + } + + delete pCallbackData; + return 0; +} + +} // closing anonymous implementation namespace + + + +// component helper namespace +namespace comp_AsyncCallback { + +::rtl::OUString SAL_CALL _getImplementationName() { + return ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( + "com.sun.star.awt.comp.AsyncCallback")); +} + +css::uno::Sequence< ::rtl::OUString > SAL_CALL _getSupportedServiceNames() +{ + css::uno::Sequence< ::rtl::OUString > s(1); + s[0] = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( + "com.sun.star.awt.AsyncCallback")); + return s; +} + +css::uno::Reference< css::uno::XInterface > SAL_CALL _create( + const css::uno::Reference< css::uno::XComponentContext > & context) + SAL_THROW((css::uno::Exception)) +{ + return static_cast< ::cppu::OWeakObject * >(new AsyncCallback(context)); +} + +} // closing component helper namespace + +static ::cppu::ImplementationEntry const entries[] = { + { &comp_AsyncCallback::_create, + &comp_AsyncCallback::_getImplementationName, + &comp_AsyncCallback::_getSupportedServiceNames, + &::cppu::createSingleComponentFactory, 0, 0 }, + { 0, 0, 0, 0, 0, 0 } +}; + +void * SAL_CALL comp_AsyncCallback_component_getFactory( + const char * implName, void * serviceManager, void * registryKey) +{ + return ::cppu::component_getFactoryHelper( + implName, serviceManager, registryKey, entries); +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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