f885ce3796
If we get an Expose event for any QWindow we need to ensure that all wayland events on both client (Qt) and server (KWin) side are dispatched. Otherwise it could happen that Qt starts rendering although the last frame callback has not yet been emitted, causing the main gui thread to be blocked.
71 lines
2 KiB
C++
71 lines
2 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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Copyright (C) 2014 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_MAIN_WAYLAND_H
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#define KWIN_MAIN_WAYLAND_H
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#include "main.h"
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#include <QtCore/private/qeventdispatcher_unix_p.h>
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namespace KWin
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{
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class ApplicationWayland : public Application
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{
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Q_OBJECT
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public:
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ApplicationWayland(int &argc, char **argv);
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virtual ~ApplicationWayland();
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void setStartXwayland(bool start) {
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m_startXWayland = start;
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}
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void setApplicationsToStart(const QStringList &applications) {
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m_applicationsToStart = applications;
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}
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bool notify(QObject *o, QEvent *e) override;
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protected:
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void performStartup() override;
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private:
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void createBackend();
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void createX11Connection();
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void continueStartupWithScreens();
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void continueStartupWithX();
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bool m_startXWayland = false;
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int m_xcbConnectionFd = -1;
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QStringList m_applicationsToStart;
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};
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class EventDispatcher : public QEventDispatcherUNIX
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{
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Q_OBJECT
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public:
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explicit EventDispatcher(QObject *parent = nullptr);
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virtual ~EventDispatcher();
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bool processEvents(QEventLoop::ProcessEventsFlags flags) override;
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bool hasPendingEvents() override;
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};
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}
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#endif
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