kwin/xwl/dnd.h
Aleix Pol 3a9d7a6e9d Port KWin to KWaylandServer
Summary: Away from KWayland::Server and KF5WaylandServer.

Test Plan: Builds, ran nested session

Reviewers: #kwin, #plasma, #frameworks, davidedmundson, zzag

Reviewed By: #kwin, #plasma, davidedmundson, zzag

Subscribers: zzag, kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D29278
2020-04-30 12:56:08 +02:00

93 lines
2.3 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_DND
#define KWIN_XWL_DND
#include "selection.h"
#include <QPoint>
namespace KWayland
{
namespace Client
{
class Surface;
}
}
namespace KWaylandServer
{
class SurfaceInterface;
}
namespace KWin
{
class Toplevel;
namespace Xwl
{
class Drag;
enum class DragEventReply;
/**
* Represents the drag and drop mechanism, on X side this is the XDND protocol.
* For more information on XDND see: https://johnlindal.wixsite.com/xdnd
*/
class Dnd : public Selection
{
Q_OBJECT
public:
explicit Dnd(xcb_atom_t atom, QObject *parent);
static uint32_t version();
void doHandleXfixesNotify(xcb_xfixes_selection_notify_event_t *event) override;
void x11OffersChanged(const QStringList &added, const QStringList &removed) override;
bool handleClientMessage(xcb_client_message_event_t *event) override;
DragEventReply dragMoveFilter(Toplevel *target, const QPoint &pos);
KWaylandServer::SurfaceInterface *surfaceIface() const {
return m_surfaceIface;
}
KWayland::Client::Surface *surface() const {
return m_surface;
}
private:
// start and end Wl native client drags (Wl -> Xwl)
void startDrag();
void endDrag();
void clearOldDrag(Drag *drag);
// active drag or null when no drag active
Drag *m_currentDrag = nullptr;
QVector<Drag *> m_oldDrags;
KWayland::Client::Surface *m_surface;
KWaylandServer::SurfaceInterface *m_surfaceIface = nullptr;
Q_DISABLE_COPY(Dnd)
};
} // namespace Xwl
} // namespace KWin
#endif