102 lines
2.6 KiB
C++
102 lines
2.6 KiB
C++
/*
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
SPDX-FileCopyrightText: 2019 Roman Gilg <subdiff@gmail.com>
|
|
SPDX-FileCopyrightText: 2020 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
|
|
|
|
SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
#ifndef KWIN_XWL_XWAYLAND
|
|
#define KWIN_XWL_XWAYLAND
|
|
|
|
#include "xwayland_interface.h"
|
|
|
|
#include <QProcess>
|
|
#include <QSocketNotifier>
|
|
|
|
namespace KWin
|
|
{
|
|
class ApplicationWaylandAbstract;
|
|
|
|
namespace Xwl
|
|
{
|
|
|
|
class Xwayland : public XwaylandInterface
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
Xwayland(ApplicationWaylandAbstract *app, QObject *parent = nullptr);
|
|
~Xwayland() override;
|
|
|
|
/**
|
|
* Returns the associated Xwayland process or @c null if the Xwayland server is inactive.
|
|
*/
|
|
QProcess *process() const override;
|
|
|
|
public Q_SLOTS:
|
|
/**
|
|
* Starts the Xwayland server.
|
|
*
|
|
* This method will spawn an Xwayland process and will establish a new XCB connection to it.
|
|
* If a fatal error has occurred during the startup, the criticalError() signal is going to
|
|
* be emitted. If the Xwayland server has started successfully, the started() signal will be
|
|
* emitted.
|
|
*
|
|
* @see started(), stop()
|
|
*/
|
|
void start();
|
|
/**
|
|
* Stops the Xwayland server.
|
|
*
|
|
* This method will destroy the existing XCB connection as well all connected X11 clients.
|
|
*
|
|
* A SIGTERM signal will be sent to the Xwayland process. If Xwayland doesn't shut down
|
|
* within a reasonable amount of time (5 seconds), a SIGKILL signal will be sent and thus
|
|
* the process will be killed for good.
|
|
*
|
|
* If the Xwayland process crashes, the server will be stopped automatically.
|
|
*
|
|
* @see start()
|
|
*/
|
|
void stop();
|
|
|
|
Q_SIGNALS:
|
|
/**
|
|
* This signal is emitted when the Xwayland server has been started successfully and it is
|
|
* ready to accept and manage X11 clients.
|
|
*/
|
|
void started();
|
|
void criticalError(int code);
|
|
|
|
private Q_SLOTS:
|
|
void dispatchEvents();
|
|
|
|
void handleXwaylandStarted();
|
|
void handleXwaylandFinished(int exitCode);
|
|
void handleXwaylandError(QProcess::ProcessError error);
|
|
|
|
private:
|
|
void installSocketNotifier();
|
|
void uninstallSocketNotifier();
|
|
|
|
void createX11Connection();
|
|
void destroyX11Connection();
|
|
void continueStartupWithX();
|
|
|
|
DragEventReply dragMoveFilter(Toplevel *target, const QPoint &pos) override;
|
|
|
|
int m_displayFileDescriptor = -1;
|
|
int m_xcbConnectionFd = -1;
|
|
QProcess *m_xwaylandProcess = nullptr;
|
|
QSocketNotifier *m_socketNotifier = nullptr;
|
|
ApplicationWaylandAbstract *m_app;
|
|
|
|
Q_DISABLE_COPY(Xwayland)
|
|
};
|
|
|
|
} // namespace Xwl
|
|
} // namespace KWin
|
|
|
|
#endif
|