/* -*- 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 . */ #pragma once #include #include #include #include #include #include #include #include #include #include #include namespace unocontrols { template extern int Add; // dummy template extern int Remove; // dummy template <> constexpr inline auto Add = &css::awt::XWindow::addFocusListener; template <> constexpr inline auto Remove = &css::awt::XWindow::removeFocusListener; template <> constexpr inline auto Add = &css::awt::XWindow::addWindowListener; template <> constexpr inline auto Remove = &css::awt::XWindow::removeWindowListener; template <> constexpr inline auto Add = &css::awt::XWindow::addKeyListener; template <> constexpr inline auto Remove = &css::awt::XWindow::removeKeyListener; template <> constexpr inline auto Add = &css::awt::XWindow::addMouseListener; template <> constexpr inline auto Remove = &css::awt::XWindow::removeMouseListener; template <> constexpr inline auto Add = &css::awt::XWindow::addMouseMotionListener; template <> constexpr inline auto Remove = &css::awt::XWindow::removeMouseMotionListener; template <> constexpr inline auto Add = &css::awt::XWindow::addPaintListener; template <> constexpr inline auto Remove = &css::awt::XWindow::removePaintListener; template class Listeners { protected: comphelper::OInterfaceContainerHelper4 list; }; template class ContainersHolder : public comphelper::WeakImplHelper, public Listeners... { protected: template void for_each_container(F f) { (..., f(Listeners::list)); } template void notifyPeer(const css::uno::Reference& peer, void (SAL_CALL css::awt::XWindow::*func)(const css::uno::Reference&)) { if (peer) (peer.get()->*func)(this); } template void add(std::unique_lock& guard, const css::uno::Reference& listener, const css::uno::Reference& peer) { assert(listener); if (Listeners::list.addInterface(guard, listener) == 1) { // the first listener is added notifyPeer(peer, Add); } } template void remove(std::unique_lock& guard, const css::uno::Reference& listener, const css::uno::Reference& peer) { if (Listeners::list.removeInterface(guard, listener) == 0) { // the last listener is removed notifyPeer(peer, Remove); } } }; class OMRCListenerMultiplexerHelper final : public ContainersHolder< css::awt::XFocusListener , css::awt::XWindowListener , css::awt::XKeyListener , css::awt::XMouseListener , css::awt::XMouseMotionListener , css::awt::XPaintListener > { public: /** @short constructor @descr Create a Multiplexer of XWindowEvents. @param rControl The control. All listeners think that this is the original broadcaster. @param rPeer The peer from which the original events are dispatched. Null is allowed. */ OMRCListenerMultiplexerHelper( const css::uno::Reference< css::awt::XWindow >& xControl , const css::uno::Reference< css::awt::XWindow >& xPeer ); virtual ~OMRCListenerMultiplexerHelper() override; OMRCListenerMultiplexerHelper& operator= ( const OMRCListenerMultiplexerHelper& aCopyInstance ); // container methods /** @short Remove all listeners from the previous set peer and add the needed listeners to rPeer. @param rPeer The peer from which the original events are dispatched. Null is allowed. */ void setPeer( const css::uno::Reference< css::awt::XWindow >& xPeer ); /** @short Remove all listeners and send a disposing message. */ void disposeAndClear(); /** @short Add the specified listener to the source. */ template void advise(const css::uno::Reference& xListener) { std::unique_lock aGuard(m_aMutex); add(aGuard, xListener, m_xPeer); } /** @short Remove the specified listener from the source. */ template void unadvise(const css::uno::Reference& xListener) { std::unique_lock aGuard(m_aMutex); remove(aGuard, xListener, m_xPeer); } // XEventListener virtual void SAL_CALL disposing(const css::lang::EventObject& aSource) override; // XFocusListener virtual void SAL_CALL focusGained(const css::awt::FocusEvent& aEvent ) override; virtual void SAL_CALL focusLost(const css::awt::FocusEvent& aEvent ) override; // XWindowListener virtual void SAL_CALL windowResized(const css::awt::WindowEvent& aEvent ) override; virtual void SAL_CALL windowMoved(const css::awt::WindowEvent& aEvent ) override; virtual void SAL_CALL windowShown(const css::lang::EventObject& aEvent ) override; virtual void SAL_CALL windowHidden(const css::lang::EventObject& aEvent ) override; // XKeyListener virtual void SAL_CALL keyPressed( const css::awt::KeyEvent& aEvent ) override; virtual void SAL_CALL keyReleased( const css::awt::KeyEvent& aEvent ) override; // XMouseListener virtual void SAL_CALL mousePressed(const css::awt::MouseEvent& aEvent ) override; virtual void SAL_CALL mouseReleased(const css::awt::MouseEvent& aEvent ) override; virtual void SAL_CALL mouseEntered(const css::awt::MouseEvent& aEvent ) override; virtual void SAL_CALL mouseExited(const css::awt::MouseEvent& aEvent ) override; // XMouseMotionListener virtual void SAL_CALL mouseDragged(const css::awt::MouseEvent& aEvent ) override; virtual void SAL_CALL mouseMoved(const css::awt::MouseEvent& aEvent ) override; // XPaintListener virtual void SAL_CALL windowPaint(const css::awt::PaintEvent& aEvent ) override; private: template void Multiplex(void (SAL_CALL Interface::*method)(const Event&), const Event& event); // private variables private: css::uno::Reference< css::awt::XWindow > m_xPeer; /// The source of the events. Normally this is the peer object. css::uno::WeakReference< css::awt::XWindow > m_xControl; }; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 3.6-appup'>distro/suse/suse-3.6-appup LibreOffice 核心代码仓库文档基金会
summaryrefslogtreecommitdiff
AgeCommit message (Expand)Author