lidwatcher plugin initial setup

2026-06-01 20:02:37 +02:00
parent 82aa7c415f
commit 7de8cc3104
4 changed files with 92 additions and 0 deletions
@@ -0,0 +1,49 @@
+#include "lidwatcher.hpp"
+
+#include <QtDBus/QDBusConnection>
+#include <QLoggingCategory>
+
+Q_LOGGING_CATEGORY(lcLidWatcher, "ZShell.lidwatcher", QtInfoMsg)
+
+namespace ZShell {
+
+static constexpr auto kLogin1Service = "org.freedesktop.login1";
+static constexpr auto kLogin1Path = "/org/freedesktop/login1";
+static constexpr auto kLogin1Interface = "org.freedesktop.login1.Manager";
+static constexpr auto kPrepareForSleep = "PrepareForSleep";
+
+LidWatcher::LidWatcher(QObject* parent)
+	: QObject(parent)
+	, m_available(false) {
+	QDBusConnection bus = QDBusConnection::systemBus();
+	m_available = bus.isConnected();
+
+	if (!m_available) {
+		qCWarning(lcLidWatcher) << "system bus unavailable";
+		emit availableChanged();
+		return;
+	}
+
+	const auto ok = bus.connect(kLogin1Service, kLogin1Path, kLogin1Interface, kPrepareForSleep, this,
+	                            SLOT(onPrepareForSleep(bool)));
+
+	m_available = ok;
+	emit availableChanged();
+	if (!m_available) {
+		qCWarning(lcLidWatcher) << "login1 lid signal unavailable";
+	}
+}
+
+bool LidWatcher::available() const {
+	return m_available;
+}
+
+void LidWatcher::onPrepareForSleep(bool goingDown) {
+	if (goingDown) {
+		emit lidClosing();
+	} else {
+		emit lidOpened();
+	}
+}
+
+} // namespace ZShell