148 lines
3.1 KiB
C++
148 lines
3.1 KiB
C++
/*
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KWin - the KDE window manager
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This file is part of the KDE project.
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SPDX-FileCopyrightText: 2019 Roman Gilg <subdiff@gmail.com>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef KWIN_XWL_DRAG_X
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#define KWIN_XWL_DRAG_X
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#include "datasource.h"
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#include "drag.h"
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#include "wayland/datadevicemanager_interface.h"
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#include <QPoint>
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#include <QPointer>
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#include <QVector>
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namespace KWin
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{
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class Window;
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namespace Xwl
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{
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class X11Source;
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enum class DragEventReply;
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class WlVisit;
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using Mimes = QVector<QPair<QString, xcb_atom_t>>;
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class XToWlDrag : public Drag
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{
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Q_OBJECT
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public:
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explicit XToWlDrag(X11Source *source);
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~XToWlDrag() override;
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DragEventReply moveFilter(Window *target, const QPoint &pos) override;
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bool handleClientMessage(xcb_client_message_event_t *event) override;
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void setDragAndDropAction(KWaylandServer::DataDeviceManagerInterface::DnDAction action);
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KWaylandServer::DataDeviceManagerInterface::DnDAction selectedDragAndDropAction();
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X11Source *x11Source() const
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{
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return m_source;
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}
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private:
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void setOffers(const Mimes &offers);
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void setDragTarget();
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bool checkForFinished();
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Mimes m_offers;
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XwlDataSource m_selectionSource;
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X11Source *m_source;
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QVector<QPair<xcb_timestamp_t, bool>> m_dataRequests;
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WlVisit *m_visit = nullptr;
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QVector<WlVisit *> m_oldVisits;
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bool m_performed = false;
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KWaylandServer::DataDeviceManagerInterface::DnDAction m_lastSelectedDragAndDropAction = KWaylandServer::DataDeviceManagerInterface::DnDAction::None;
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Q_DISABLE_COPY(XToWlDrag)
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};
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class WlVisit : public QObject
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{
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Q_OBJECT
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public:
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WlVisit(Window *target, XToWlDrag *drag);
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~WlVisit() override;
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bool handleClientMessage(xcb_client_message_event_t *event);
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bool leave();
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Window *target() const
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{
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return m_target;
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}
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xcb_window_t window() const
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{
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return m_window;
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}
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bool entered() const
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{
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return m_entered;
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}
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bool dropHandled() const
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{
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return m_dropHandled;
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}
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bool finished() const
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{
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return m_finished;
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}
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void sendFinished();
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Q_SIGNALS:
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void offersReceived(const Mimes &offers);
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void finish(WlVisit *self);
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private:
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bool handleEnter(xcb_client_message_event_t *event);
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bool handlePosition(xcb_client_message_event_t *event);
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bool handleDrop(xcb_client_message_event_t *event);
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bool handleLeave(xcb_client_message_event_t *event);
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void sendStatus();
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void getMimesFromWinProperty(Mimes &offers);
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bool targetAcceptsAction() const;
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void doFinish();
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void unmapProxyWindow();
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Window *m_target;
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xcb_window_t m_window;
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xcb_window_t m_srcWindow = XCB_WINDOW_NONE;
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XToWlDrag *m_drag;
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uint32_t m_version = 0;
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xcb_atom_t m_actionAtom;
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KWaylandServer::DataDeviceManagerInterface::DnDAction m_action = KWaylandServer::DataDeviceManagerInterface::DnDAction::None;
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bool m_mapped = false;
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bool m_entered = false;
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bool m_dropHandled = false;
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bool m_finished = false;
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Q_DISABLE_COPY(WlVisit)
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};
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} // namespace Xwl
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} // namespace KWin
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#endif
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