File indexing completed on 2024-05-12 05:32:35

0001 /*
0002     KWin - the KDE window manager
0003     This file is part of the KDE project.
0004 
0005     SPDX-FileCopyrightText: 2019 Roman Gilg <subdiff@gmail.com>
0006     SPDX-FileCopyrightText: 2021 David Redondo <kde@david-redondo.de>
0007 
0008     SPDX-License-Identifier: GPL-2.0-or-later
0009 */
0010 #pragma once
0011 
0012 #include "selection.h"
0013 
0014 #include <memory>
0015 
0016 namespace KWin
0017 {
0018 class AbstractDataSource;
0019 
0020 namespace Xwl
0021 {
0022 class XwlDataSource;
0023 
0024 /**
0025  * Represents the X clipboard, which is on Wayland side just called
0026  * @e selection.
0027  */
0028 class Primary : public Selection
0029 {
0030     Q_OBJECT
0031 
0032 public:
0033     Primary(xcb_atom_t atom, QObject *parent);
0034     ~Primary() override;
0035 
0036 private:
0037     void doHandleXfixesNotify(xcb_xfixes_selection_notify_event_t *event) override;
0038     void x11OfferLost() override;
0039     void x11OffersChanged(const QStringList &added, const QStringList &removed) override;
0040     /**
0041      * React to Wl selection change.
0042      */
0043     void wlPrimarySelectionChanged(AbstractDataSource *dsi);
0044     /**
0045      * Check the current state of the selection and if a source needs
0046      * to be created or destroyed.
0047      */
0048     void checkWlSource();
0049 
0050     /**
0051      * Returns if dsi is managed by our data bridge
0052      */
0053     bool ownsSelection(AbstractDataSource *dsi) const;
0054 
0055     QMetaObject::Connection m_checkConnection;
0056 
0057     Q_DISABLE_COPY(Primary)
0058     bool m_waitingForTargets = false;
0059     std::unique_ptr<XwlDataSource> m_primarySelectionSource;
0060 };
0061 
0062 } // namespace Xwl
0063 } // namespace KWin