improve media player's watchlet volume change

1 files changed, 53 insertions, 0 deletions

diff --git a/qmafwwatchlet/qmafwwatchletvolumecontrol.h b/qmafwwatchlet/qmafwwatchletvolumecontrol.h
new file mode 100644
index 0000000..1e1261a
--- /dev/null
+++ b/qmafwwatchlet/qmafwwatchletvolumecontrol.h
@@ -0,0 +1,53 @@
+#ifndef QMAFWWATCHLETVOLUMECONTROL_H
+#define QMAFWWATCHLETVOLUMECONTROL_H
+
+#include <QtCore/QObject>
+#include <dbus/dbus.h>
+
+class MainVolumeControlProxy;
+
+namespace sowatch
+{
+
+class QMafwWatchletVolumeControl : public QObject
+{
+	Q_OBJECT
+	Q_PROPERTY(int volume READ volume WRITE setVolume NOTIFY volumeChanged)
+	Q_PROPERTY(int min READ min NOTIFY minChanged)
+	Q_PROPERTY(int max READ max NOTIFY maxChanged)
+
+public:
+	explicit QMafwWatchletVolumeControl(QObject *parent = 0);
+	~QMafwWatchletVolumeControl();
+
+	int volume() const;
+	int min() const;
+	int max() const;
+
+	void setVolume(int vol);
+	
+signals:
+	void volumeChanged();
+	void minChanged();
+	void maxChanged();
+	
+public slots:
+	void up();
+	void down();
+
+private:
+	void _openConnection();
+	void _listenForSignal();
+	void _fetchValues();
+	static void handleFetchReply(DBusPendingCall *pending, void *user_data);
+	static DBusHandlerResult handleDBusSignal(DBusConnection *connection, DBusMessage *message, void *user_data);
+
+private:
+	DBusConnection *_conn;
+	uint _curStep;
+	uint _maxStep;
+};
+
+}
+
+#endif // QMAFWWATCHLETVOLUMECONTROL_H