158 lines
4.8 KiB
C++
158 lines
4.8 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 "wayland_server.h"
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#include "screens.h"
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#include "toplevel.h"
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#include "workspace.h"
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// Client
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#include <KWayland/Client/connection_thread.h>
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#include <KWayland/Client/registry.h>
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// Server
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#include <KWayland/Server/compositor_interface.h>
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#include <KWayland/Server/display.h>
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#include <KWayland/Server/output_interface.h>
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#include <KWayland/Server/seat_interface.h>
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#include <KWayland/Server/shell_interface.h>
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// system
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#include <sys/types.h>
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#include <sys/socket.h>
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using namespace KWayland::Server;
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namespace KWin
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{
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KWIN_SINGLETON_FACTORY(WaylandServer)
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WaylandServer::WaylandServer(QObject *parent)
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: QObject(parent)
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{
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}
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WaylandServer::~WaylandServer() = default;
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void WaylandServer::init(const QByteArray &socketName)
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{
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m_display = new KWayland::Server::Display(this);
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if (!socketName.isNull() && !socketName.isEmpty()) {
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m_display->setSocketName(QString::fromUtf8(socketName));
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}
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m_display->start();
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m_compositor = m_display->createCompositor(m_display);
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m_compositor->create();
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connect(m_compositor, &CompositorInterface::surfaceCreated, this,
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[this] (SurfaceInterface *surface) {
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// check whether we have a Toplevel with the Surface's id
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Workspace *ws = Workspace::self();
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if (!ws) {
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// it's possible that a Surface gets created before Workspace is created
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return;
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}
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auto check = [surface] (const Toplevel *t) {
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return t->surfaceId() == surface->id();
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};
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if (Toplevel *t = ws->findToplevel(check)) {
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t->setSurface(surface);
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}
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}
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);
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m_shell = m_display->createShell(m_display);
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m_shell->create();
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m_display->createShm();
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m_seat = m_display->createSeat(m_display);
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m_seat->create();
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}
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void WaylandServer::initOutputs()
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{
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Screens *s = screens();
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Q_ASSERT(s);
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for (int i = 0; i < s->count(); ++i) {
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OutputInterface *output = m_display->createOutput(m_display);
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output->setPhysicalSize(s->size(i) / 3.8);
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output->addMode(s->size(i));
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output->create();
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}
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}
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int WaylandServer::createXWaylandConnection()
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{
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int sx[2];
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if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, sx) < 0) {
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qCWarning(KWIN_CORE) << "Could not create socket";
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return -1;
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}
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m_xwaylandConnection = m_display->createClient(sx[0]);
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return sx[1];
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}
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int WaylandServer::createQtConnection()
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{
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int sx[2];
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if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, sx) < 0) {
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qCWarning(KWIN_CORE) << "Could not create socket";
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return -1;
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}
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m_qtConnection = m_display->createClient(sx[0]);
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return sx[1];
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}
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void WaylandServer::createInternalConnection()
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{
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int sx[2];
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if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, sx) < 0) {
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qCWarning(KWIN_CORE) << "Could not create socket";
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return;
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}
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m_internalConnection.server = m_display->createClient(sx[0]);
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using namespace KWayland::Client;
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m_internalConnection.client = new ConnectionThread(this);
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m_internalConnection.client->setSocketFd(sx[1]);
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connect(m_internalConnection.client, &ConnectionThread::connected, this,
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[this] {
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Registry *registry = new Registry(m_internalConnection.client);
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registry->create(m_internalConnection.client);
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connect(registry, &Registry::shmAnnounced, this,
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[this, registry] (quint32 name, quint32 version) {
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m_internalConnection.shm = registry->createShmPool(name, version, m_internalConnection.client);
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}
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);
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registry->setup();
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}
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);
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m_internalConnection.client->initConnection();
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}
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void WaylandServer::installBackend(AbstractBackend *backend)
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{
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Q_ASSERT(!m_backend);
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m_backend = backend;
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}
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void WaylandServer::uninstallBackend(AbstractBackend *backend)
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{
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Q_ASSERT(m_backend == backend);
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m_backend = nullptr;
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}
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}
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