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Diffstat (limited to 'vcl/win/dtrans/generic_clipboard.cxx')
-rw-r--r-- | vcl/win/dtrans/generic_clipboard.cxx | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/vcl/win/dtrans/generic_clipboard.cxx b/vcl/win/dtrans/generic_clipboard.cxx new file mode 100644 index 000000000..a614a6808 --- /dev/null +++ b/vcl/win/dtrans/generic_clipboard.cxx @@ -0,0 +1,146 @@ +/* -*- 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 "generic_clipboard.hxx" +#include <com/sun/star/lang/DisposedException.hpp> +#include <com/sun/star/datatransfer/clipboard/RenderingCapabilities.hpp> +#include <com/sun/star/uno/XComponentContext.hpp> +#include <cppuhelper/supportsservice.hxx> + +using namespace com::sun::star::datatransfer; +using namespace com::sun::star::datatransfer::clipboard; +using namespace com::sun::star::lang; +using namespace com::sun::star::uno; +using namespace cppu; +using namespace osl; + +using ::dtrans::GenericClipboard; + +GenericClipboard::GenericClipboard() : + WeakComponentImplHelper< XClipboardEx, XClipboardNotifier, XServiceInfo, XInitialization > (m_aMutex), + m_bInitialized(false) +{ +} + +GenericClipboard::~GenericClipboard() +{ +} + +void SAL_CALL GenericClipboard::initialize( const Sequence< Any >& aArguments ) +{ + if (!m_bInitialized) + { + for (Any const & arg : aArguments) + if (arg.getValueType() == cppu::UnoType<OUString>::get()) + { + arg >>= m_aName; + break; + } + } +} + +OUString SAL_CALL GenericClipboard::getImplementationName( ) +{ + return "com.sun.star.comp.datatransfer.clipboard.GenericClipboard"; +} + +sal_Bool SAL_CALL GenericClipboard::supportsService( const OUString& ServiceName ) +{ + return cppu::supportsService(this, ServiceName); +} + +Sequence< OUString > SAL_CALL GenericClipboard::getSupportedServiceNames( ) +{ + return { "com.sun.star.datatransfer.clipboard.GenericClipboard" }; +} + +Reference< XTransferable > SAL_CALL GenericClipboard::getContents() +{ + MutexGuard aGuard(m_aMutex); + return m_aContents; +} + +void SAL_CALL GenericClipboard::setContents(const Reference< XTransferable >& xTrans, + const Reference< XClipboardOwner >& xClipboardOwner ) +{ + // remember old values for callbacks before setting the new ones. + ClearableMutexGuard aGuard(m_aMutex); + + Reference< XClipboardOwner > oldOwner(m_aOwner); + m_aOwner = xClipboardOwner; + + Reference< XTransferable > oldContents(m_aContents); + m_aContents = xTrans; + + aGuard.clear(); + + // notify old owner on loss of ownership + if( oldOwner.is() ) + oldOwner->lostOwnership(static_cast < XClipboard * > (this), oldContents); + + // notify all listeners on content changes + OInterfaceContainerHelper *pContainer = + rBHelper.aLC.getContainer(cppu::UnoType<XClipboardListener>::get()); + if (pContainer) + { + ClipboardEvent aEvent(static_cast < XClipboard * > (this), m_aContents); + OInterfaceIteratorHelper aIterator(*pContainer); + + while (aIterator.hasMoreElements()) + { + static_cast<XClipboardListener*>(aIterator.next())->changedContents(aEvent); + } + } +} + +OUString SAL_CALL GenericClipboard::getName() +{ + return m_aName; +} + +sal_Int8 SAL_CALL GenericClipboard::getRenderingCapabilities() +{ + return RenderingCapabilities::Delayed; +} + +void SAL_CALL GenericClipboard::addClipboardListener( const Reference< XClipboardListener >& listener ) +{ + MutexGuard aGuard( rBHelper.rMutex ); + OSL_ENSURE( !rBHelper.bInDispose, "do not add listeners in the dispose call" ); + OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" ); + if (!rBHelper.bInDispose && !rBHelper.bDisposed) + rBHelper.aLC.addInterface( cppu::UnoType<XClipboardListener>::get(), listener ); +} + +void SAL_CALL GenericClipboard::removeClipboardListener( const Reference< XClipboardListener >& listener ) +{ + MutexGuard aGuard( rBHelper.rMutex ); + OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" ); + if (!rBHelper.bInDispose && !rBHelper.bDisposed) + rBHelper.aLC.removeInterface( cppu::UnoType<XClipboardListener>::get(), listener ); +} + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* +dtrans_GenericClipboard_get_implementation( + css::uno::XComponentContext* , css::uno::Sequence<css::uno::Any> const&) +{ + return cppu::acquire(new GenericClipboard()); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |