129 lines
3.3 KiB
C++
129 lines
3.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "ui/platform/linux/ui_linux_wayland_integration.h"
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#include "base/platform/base_platform_info.h"
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#include "waylandshells/xdg_shell.h"
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#include <QtGui/QWindow>
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// private headers are using keywords :(
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#ifdef QT_NO_KEYWORDS
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#define signals Q_SIGNALS
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#define slots Q_SLOTS
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#endif // QT_NO_KEYWORDS
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#include <private/qguiapplication_p.h>
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#include <private/qwaylandintegration_p.h>
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#include <private/qwaylanddisplay_p.h>
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#include <private/qwaylandwindow_p.h>
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#include <private/qwaylandshellsurface_p.h>
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#include <connection_thread.h>
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#include <registry.h>
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Q_DECLARE_METATYPE(QMargins);
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using QtWaylandClient::QWaylandIntegration;
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using QtWaylandClient::QWaylandWindow;
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using namespace KWayland::Client;
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namespace Ui {
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namespace Platform {
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struct WaylandIntegration::Private {
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std::unique_ptr<ConnectionThread> connection;
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Registry registry;
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QEventLoop interfacesLoop;
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bool interfacesAnnounced = false;
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};
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WaylandIntegration::WaylandIntegration()
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: _private(std::make_unique<Private>()) {
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_private->connection = std::unique_ptr<ConnectionThread>{
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ConnectionThread::fromApplication(),
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};
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_private->registry.create(_private->connection.get());
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_private->registry.setup();
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QObject::connect(
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_private->connection.get(),
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&ConnectionThread::connectionDied,
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&_private->registry,
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&Registry::destroy);
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QObject::connect(
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&_private->registry,
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&Registry::interfacesAnnounced,
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[=] {
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_private->interfacesAnnounced = true;
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if (_private->interfacesLoop.isRunning()) {
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_private->interfacesLoop.quit();
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}
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});
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}
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WaylandIntegration::~WaylandIntegration() = default;
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WaylandIntegration *WaylandIntegration::Instance() {
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if (!::Platform::IsWayland()) return nullptr;
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static WaylandIntegration instance;
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return &instance;
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}
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void WaylandIntegration::waitForInterfaceAnnounce() {
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Expects(!_private->interfacesLoop.isRunning());
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if (!_private->interfacesAnnounced) {
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_private->interfacesLoop.exec();
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}
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}
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bool WaylandIntegration::xdgDecorationSupported() {
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return _private->registry.hasInterface(
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Registry::Interface::XdgDecorationUnstableV1);
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}
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bool WaylandIntegration::windowExtentsSupported() {
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// initialize shell integration before querying
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if (const auto integration = static_cast<QWaylandIntegration*>(
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QGuiApplicationPrivate::platformIntegration())) {
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integration->shellIntegration();
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}
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return WaylandShells::XdgShell();
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}
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void WaylandIntegration::setWindowExtents(
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QWindow *window,
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const QMargins &extents) {
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window->setProperty(
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"_desktopApp_waylandCustomMargins",
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QVariant::fromValue<QMargins>(extents));
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}
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void WaylandIntegration::unsetWindowExtents(QWindow *window) {
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window->setProperty(
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"_desktopApp_waylandCustomMargins",
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QVariant());
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}
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bool WaylandIntegration::showWindowMenu(QWindow *window) {
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if (const auto waylandWindow = static_cast<QWaylandWindow*>(
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window->handle())) {
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if (const auto seat = waylandWindow->display()->lastInputDevice()) {
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if (const auto shellSurface = waylandWindow->shellSurface()) {
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return shellSurface->showWindowMenu(seat);
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}
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}
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}
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return false;
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}
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} // namespace Platform
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} // namespace Ui
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