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Diffstat (limited to 'svtools/source/hatchwindow/documentcloser.cxx')
| -rw-r--r-- | svtools/source/hatchwindow/documentcloser.cxx | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/svtools/source/hatchwindow/documentcloser.cxx b/svtools/source/hatchwindow/documentcloser.cxx new file mode 100644 index 000000000..6e014dd7e --- /dev/null +++ b/svtools/source/hatchwindow/documentcloser.cxx @@ -0,0 +1,234 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <com/sun/star/uno/XComponentContext.hpp> +#include <com/sun/star/util/XCloseable.hpp> +#include <com/sun/star/lang/DisposedException.hpp> +#include <com/sun/star/lang/IllegalArgumentException.hpp> +#include <com/sun/star/lang/XComponent.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/frame/XFrame.hpp> +#include <com/sun/star/awt/XVclWindowPeer.hpp> +#include <cppuhelper/implbase.hxx> +#include <comphelper/interfacecontainer2.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <osl/mutex.hxx> +#include <vcl/svapp.hxx> +#include <vcl/dialoghelper.hxx> +#include <vcl/window.hxx> +#include <tools/link.hxx> +#include <toolkit/helper/vclunohelper.hxx> + +using namespace ::com::sun::star; + +namespace { + +// the service is implemented as a wrapper to be able to die by refcount +// the disposing mechanics is required for java related scenarios +class ODocumentCloser : public ::cppu::WeakImplHelper< css::lang::XComponent, + css::lang::XServiceInfo > +{ + ::osl::Mutex m_aMutex; + css::uno::Reference< css::frame::XFrame > m_xFrame; + std::unique_ptr<::comphelper::OInterfaceContainerHelper2> m_pListenersContainer; // list of listeners + + bool m_bDisposed; + +public: + explicit ODocumentCloser(const css::uno::Sequence< css::uno::Any >& aArguments); + +// XComponent + virtual void SAL_CALL dispose() override; + virtual void SAL_CALL addEventListener( const css::uno::Reference< css::lang::XEventListener >& xListener ) override; + virtual void SAL_CALL removeEventListener( const css::uno::Reference< css::lang::XEventListener >& aListener ) override; + +// XServiceInfo + virtual OUString SAL_CALL getImplementationName( ) override; + virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override; + virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override; +}; + +class MainThreadFrameCloserRequest +{ + uno::Reference< frame::XFrame > m_xFrame; + + public: + explicit MainThreadFrameCloserRequest( const uno::Reference< frame::XFrame >& xFrame ) + : m_xFrame( xFrame ) + {} + + DECL_STATIC_LINK( MainThreadFrameCloserRequest, worker, void*, void ); + + static void Start( MainThreadFrameCloserRequest* pRequest ); +}; + + +void MainThreadFrameCloserRequest::Start( MainThreadFrameCloserRequest* pMTRequest ) +{ + if ( pMTRequest ) + { + if ( Application::IsMainThread() ) + { + // this is the main thread + worker( nullptr, pMTRequest ); + } + else + Application::PostUserEvent( LINK( nullptr, MainThreadFrameCloserRequest, worker ), pMTRequest ); + } +} + + +IMPL_STATIC_LINK( MainThreadFrameCloserRequest, worker, void*, p, void ) +{ + MainThreadFrameCloserRequest* pMTRequest = static_cast<MainThreadFrameCloserRequest*>(p); + if ( !pMTRequest ) + return; + + if ( pMTRequest->m_xFrame.is() ) + { + // this is the main thread, the solar mutex must be locked + SolarMutexGuard aGuard; + + try + { + uno::Reference< awt::XWindow > xWindow = pMTRequest->m_xFrame->getContainerWindow(); + uno::Reference< awt::XVclWindowPeer > xWinPeer( xWindow, uno::UNO_QUERY_THROW ); + + xWindow->setVisible( false ); + + // reparent the window + xWinPeer->setProperty( "PluginParent", uno::makeAny( sal_Int64(0) ) ); + + VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow( xWindow ); + if (pWindow) + vcl::EndAllDialogs(pWindow); + } + catch( uno::Exception& ) + { + // ignore all the errors + } + + try + { + uno::Reference< util::XCloseable > xCloseable( pMTRequest->m_xFrame, uno::UNO_QUERY_THROW ); + xCloseable->close( true ); + } + catch( uno::Exception& ) + { + // ignore all the errors + } + } + + delete pMTRequest; +} + +ODocumentCloser::ODocumentCloser(const css::uno::Sequence< css::uno::Any >& aArguments) +: m_bDisposed( false ) +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( !m_refCount ) + throw uno::RuntimeException(); // the object must be refcounted already! + + sal_Int32 nLen = aArguments.getLength(); + if ( nLen != 1 ) + throw lang::IllegalArgumentException( + "Wrong count of parameters!", + uno::Reference< uno::XInterface >(), + 0 ); + + if ( !( aArguments[0] >>= m_xFrame ) || !m_xFrame.is() ) + throw lang::IllegalArgumentException( + "Nonempty reference is expected as the first argument!", + uno::Reference< uno::XInterface >(), + 0 ); +} + + +// XComponent + +void SAL_CALL ODocumentCloser::dispose() +{ + ::osl::MutexGuard aGuard( m_aMutex ); + + if ( m_bDisposed ) + throw lang::DisposedException(); + + lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >(this) ); + if ( m_pListenersContainer ) + m_pListenersContainer->disposeAndClear( aSource ); + + // TODO: trigger a main thread execution to close the frame + if ( m_xFrame.is() ) + { + // the created object will be deleted after thread execution + MainThreadFrameCloserRequest* pCloser = new MainThreadFrameCloserRequest( m_xFrame ); + MainThreadFrameCloserRequest::Start( pCloser ); + } + + m_bDisposed = true; +} + + +void SAL_CALL ODocumentCloser::addEventListener( const uno::Reference< lang::XEventListener >& xListener ) +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_bDisposed ) + throw lang::DisposedException(); // TODO + + if ( !m_pListenersContainer ) + m_pListenersContainer.reset( new ::comphelper::OInterfaceContainerHelper2( m_aMutex ) ); + + m_pListenersContainer->addInterface( xListener ); +} + + +void SAL_CALL ODocumentCloser::removeEventListener( const uno::Reference< lang::XEventListener >& xListener ) +{ + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_pListenersContainer ) + m_pListenersContainer->removeInterface( xListener ); +} + +// XServiceInfo +OUString SAL_CALL ODocumentCloser::getImplementationName( ) +{ + return "com.sun.star.comp.embed.DocumentCloser"; +} + +sal_Bool SAL_CALL ODocumentCloser::supportsService( const OUString& ServiceName ) +{ + return cppu::supportsService(this, ServiceName); +} + +uno::Sequence< OUString > SAL_CALL ODocumentCloser::getSupportedServiceNames() +{ + return { "com.sun.star.embed.DocumentCloser" }; +} + +} + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * +com_sun_star_comp_embed_DocumentCloser_get_implementation( + SAL_UNUSED_PARAMETER css::uno::XComponentContext *, + css::uno::Sequence<css::uno::Any> const &arguments) +{ + return cppu::acquire(new ODocumentCloser(arguments)); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |