Method eventFilter

Telegram/SourceFiles/mainwindow.cpp:635–704

}

bool MainWindow::eventFilter(QObject *object, QEvent *e) {
	switch (e->type()) {
	case QEvent::KeyPress: {
		if (Logs::DebugEnabled()
			&& object == windowHandle()) {
			const auto key = static_cast<QKeyEvent*>(e)->key();
			FeedLangTestingKey(key);
		}
#ifdef _DEBUG
		if (static_cast<QKeyEvent*>(e)->modifiers().testFlag(
				Qt::ControlModifier)) {
			switch (static_cast<QKeyEvent*>(e)->key()) {
			case Qt::Key_F11:
				anim::SetSlowMultiplier((anim::SlowMultiplier() == 10)
					? 1
					: 10);
				return true;
			case Qt::Key_F12:
				anim::SetSlowMultiplier((anim::SlowMultiplier() == 50)
					? 1
					: 50);
				return true;
			}
		}
#endif
	} break;

	case QEvent::MouseMove: {
		const auto position = static_cast<QMouseEvent*>(e)->globalPos();
		if (_lastMousePosition != position) {
			if (const auto controller = sessionController()) {
				if (controller->session().updates().isIdle()) {
					Core::App().updateNonIdle();
				}
			}
		}
		_lastMousePosition = position;
	} break;

	case QEvent::MouseButtonRelease: {
		hideMediaPreview();
	} break;

	case QEvent::ApplicationActivate: {
		if (object == QCoreApplication::instance()) {
			InvokeQueued(this, [=] {
				handleActiveChanged(isActiveWindow());
			});
		}
	} break;

	case QEvent::WindowStateChange: {
		if (object == this) {
			auto state = (windowState() & Qt::WindowMinimized) ? Qt::WindowMinimized :
				((windowState() & Qt::WindowMaximized) ? Qt::WindowMaximized :
				((windowState() & Qt::WindowFullScreen) ? Qt::WindowFullScreen : Qt::WindowNoState));
			handleStateChanged(state);
		}