/* -*- 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/. * */ #pragma once #include <com/sun/star/lang/XServiceInfo.hpp> #include <com/sun/star/datatransfer/XTransferable.hpp> #include <com/sun/star/datatransfer/clipboard/XSystemClipboard.hpp> #include <com/sun/star/datatransfer/clipboard/XFlushableClipboard.hpp> #include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp> #include <com/sun/star/datatransfer/clipboard/XClipboardListener.hpp> #include <cppuhelper/compbase.hxx> #include <QtGui/QClipboard> /** * This implementation has two main functions, which handle the clipboard content: * the XClipboard::setContent function and the QClipboard::change signal handler. * * The first just sets the respective clipboard to the expected content from LO, * the latter will handle any reported changes. **/ class QtClipboard final : public QObject, public cppu::WeakComponentImplHelper<css::datatransfer::clipboard::XSystemClipboard, css::datatransfer::clipboard::XFlushableClipboard, css::lang::XServiceInfo> { Q_OBJECT osl::Mutex m_aMutex; const OUString m_aClipboardName; const QClipboard::Mode m_aClipboardMode; // has to be set, if LO changes the QClipboard itself, so it won't instantly lose // ownership by it's self-triggered QClipboard::changed handler bool m_bOwnClipboardChange; // true, if LO really wants to give up clipboard ownership bool m_bDoClear; // if not empty, this holds the setContents provided XTransferable or a QtClipboardTransferable css::uno::Reference<css::datatransfer::XTransferable> m_aContents; // the owner of the current contents, which must be informed on content change css::uno::Reference<css::datatransfer::clipboard::XClipboardOwner> m_aOwner; std::vector<css::uno::Reference<css::datatransfer::clipboard::XClipboardListener>> m_aListeners; static bool isOwner(const QClipboard::Mode aMode); static bool isSupported(const QClipboard::Mode aMode); explicit QtClipboard(OUString aModeString, const QClipboard::Mode aMode); private Q_SLOTS: void handleChanged(QClipboard::Mode mode); void handleClearClipboard(); signals: void clearClipboard(); public: // factory function to construct only valid QtClipboard objects by name static css::uno::Reference<css::uno::XInterface> create(const OUString& aModeString); // 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; // XClipboard virtual css::uno::Reference<css::datatransfer::XTransferable> SAL_CALL getContents() override; virtual void SAL_CALL setContents( const css::uno::Reference<css::datatransfer::XTransferable>& xTrans, const css::uno::Reference<css::datatransfer::clipboard::XClipboardOwner>& xClipboardOwner) override; virtual OUString SAL_CALL getName() override; // XClipboardEx virtual sal_Int8 SAL_CALL getRenderingCapabilities() override; // XFlushableClipboard virtual void SAL_CALL flushClipboard() override; // XClipboardNotifier virtual void SAL_CALL addClipboardListener( const css::uno::Reference<css::datatransfer::clipboard::XClipboardListener>& listener) override; virtual void SAL_CALL removeClipboardListener( const css::uno::Reference<css::datatransfer::clipboard::XClipboardListener>& listener) override; }; /* vim:set shiftwidth=4 softtabstop=4 expandtab: */