6c746764b4
During startup it might happen that the QPA is already loaded, but the wayland server and it's internal connection not yet fully created. Thus safety check for it.
83 lines
2.7 KiB
C++
83 lines
2.7 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) 2015 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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#include "nativeinterface.h"
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#include "integration.h"
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#include "window.h"
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#include "../../wayland_server.h"
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#include <QWindow>
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#include <KWayland/Client/connection_thread.h>
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#include <KWayland/Client/compositor.h>
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#include <KWayland/Client/surface.h>
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namespace KWin
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{
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namespace QPA
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{
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static const QByteArray s_displayKey = QByteArrayLiteral("display");
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static const QByteArray s_wlDisplayKey = QByteArrayLiteral("wl_display");
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static const QByteArray s_compositorKey = QByteArrayLiteral("compositor");
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static const QByteArray s_surfaceKey = QByteArrayLiteral("surface");
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NativeInterface::NativeInterface(Integration *integration)
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: QPlatformNativeInterface()
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, m_integration(integration)
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{
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}
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void *NativeInterface::nativeResourceForIntegration(const QByteArray &resource)
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{
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const QByteArray r = resource.toLower();
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if (r == s_displayKey || r == s_wlDisplayKey) {
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if (!waylandServer() || !waylandServer()->internalClientConection()) {
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return nullptr;
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}
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return waylandServer()->internalClientConection()->display();
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}
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if (r == s_compositorKey) {
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return static_cast<wl_compositor*>(*m_integration->compositor());
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}
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return nullptr;
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}
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void *NativeInterface::nativeResourceForWindow(const QByteArray &resource, QWindow *window)
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{
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const QByteArray r = resource.toLower();
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if (r == s_displayKey || r == s_wlDisplayKey) {
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if (!waylandServer() || !waylandServer()->internalClientConection()) {
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return nullptr;
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}
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return waylandServer()->internalClientConection()->display();
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}
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if (r == s_compositorKey) {
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return static_cast<wl_compositor*>(*m_integration->compositor());
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}
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if (r == s_surfaceKey && window) {
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if (auto handle = window->handle()) {
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return static_cast<wl_surface*>(*static_cast<Window*>(handle)->surface());
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}
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}
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return nullptr;
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}
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}
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}
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