169 lines
3.8 KiB
C++
169 lines
3.8 KiB
C++
/********************************************************************
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
Copyright 2019 Roman Gilg <subdiff@gmail.com>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*********************************************************************/
|
|
#ifndef KWIN_XWL_DRAG_X
|
|
#define KWIN_XWL_DRAG_X
|
|
|
|
#include "drag.h"
|
|
|
|
#include <KWayland/Client/datadevicemanager.h>
|
|
#include <KWayland/Client/dataoffer.h>
|
|
|
|
#include <KWayland/Server/datadevicemanager_interface.h>
|
|
|
|
#include <QPoint>
|
|
#include <QPointer>
|
|
#include <QVector>
|
|
|
|
namespace KWayland
|
|
{
|
|
namespace Client
|
|
{
|
|
class DataSource;
|
|
}
|
|
}
|
|
|
|
namespace KWin
|
|
{
|
|
class Toplevel;
|
|
class AbstractClient;
|
|
|
|
namespace Xwl
|
|
{
|
|
class X11Source;
|
|
enum class DragEventReply;
|
|
class WlVisit;
|
|
|
|
using Mimes = QVector<QPair<QString, xcb_atom_t> >;
|
|
|
|
class XToWlDrag : public Drag
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
explicit XToWlDrag(X11Source *source);
|
|
~XToWlDrag() override;
|
|
|
|
DragEventReply moveFilter(Toplevel *target, const QPoint &pos) override;
|
|
bool handleClientMessage(xcb_client_message_event_t *event) override;
|
|
|
|
void setDragAndDropAction(DnDAction action);
|
|
DnDAction selectedDragAndDropAction();
|
|
|
|
bool end() override {
|
|
return false;
|
|
}
|
|
X11Source *x11Source() const {
|
|
return m_source;
|
|
}
|
|
|
|
private:
|
|
void setOffers(const Mimes &offers);
|
|
void offerCallback(const QString &mime);
|
|
void setDragTarget();
|
|
|
|
bool checkForFinished();
|
|
|
|
KWayland::Client::DataSource *m_dataSource;
|
|
|
|
Mimes m_offers;
|
|
Mimes m_offersPending;
|
|
|
|
X11Source *m_source;
|
|
QVector<QPair<xcb_timestamp_t, bool> > m_dataRequests;
|
|
|
|
WlVisit *m_visit = nullptr;
|
|
QVector<WlVisit *> m_oldVisits;
|
|
|
|
bool m_performed = false;
|
|
DnDAction m_lastSelectedDragAndDropAction = DnDAction::None;
|
|
|
|
Q_DISABLE_COPY(XToWlDrag)
|
|
};
|
|
|
|
class WlVisit : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
WlVisit(AbstractClient *target, XToWlDrag *drag);
|
|
~WlVisit();
|
|
|
|
bool handleClientMessage(xcb_client_message_event_t *event);
|
|
bool leave();
|
|
|
|
AbstractClient *target() const {
|
|
return m_target;
|
|
}
|
|
xcb_window_t window() const {
|
|
return m_window;
|
|
}
|
|
bool entered() const {
|
|
return m_entered;
|
|
}
|
|
bool dropHandled() const {
|
|
return m_dropHandled;
|
|
}
|
|
bool finished() const {
|
|
return m_finished;
|
|
}
|
|
void sendFinished();
|
|
|
|
Q_SIGNALS:
|
|
void offersReceived(const Mimes &offers);
|
|
void finish(WlVisit *self);
|
|
|
|
private:
|
|
bool handleEnter(xcb_client_message_event_t *event);
|
|
bool handlePosition(xcb_client_message_event_t *event);
|
|
bool handleDrop(xcb_client_message_event_t *event);
|
|
bool handleLeave(xcb_client_message_event_t *event);
|
|
|
|
void sendStatus();
|
|
|
|
void getMimesFromWinProperty(Mimes &offers);
|
|
|
|
bool targetAcceptsAction() const;
|
|
|
|
void doFinish();
|
|
void unmapProxyWindow();
|
|
|
|
AbstractClient *m_target;
|
|
xcb_window_t m_window;
|
|
|
|
xcb_window_t m_srcWindow = XCB_WINDOW_NONE;
|
|
XToWlDrag *m_drag;
|
|
|
|
uint32_t m_version = 0;
|
|
|
|
xcb_atom_t m_actionAtom;
|
|
DnDAction m_action = DnDAction::None;
|
|
|
|
bool m_mapped = false;
|
|
bool m_entered = false;
|
|
bool m_dropHandled = false;
|
|
bool m_finished = false;
|
|
|
|
Q_DISABLE_COPY(WlVisit)
|
|
};
|
|
|
|
} // namespace Xwl
|
|
} // namespace KWin
|
|
|
|
#endif
|