lidwatcher plugin initial setup

Plugins/ZShell/lidwatcher.hpp

@@ -0,0 +1,32 @@
+#pragma once
+
+#include <QObject>
+#include <qqmlintegration.h>
+
+namespace ZShell {
+
+class LidWatcher : public QObject {
+	Q_OBJECT
+	QML_ELEMENT
+	QML_SINGLETON
+
+	Q_PROPERTY(bool available READ available NOTIFY availableChanged)
+
+public:
+	explicit LidWatcher(QObject* parent = nullptr);
+
+	[[nodiscard]] bool available() const;
+
+private Q_SLOTS:
+	void onPrepareForSleep(bool goingDown);
+
+Q_SIGNALS:
+	void availableChanged();
+	void lidClosing();
+	void lidOpened();
+
+private:
+	bool m_available;
+};
+
+} // namespace ZShell