public ObervHandler()
{
xmlWriter = new XMLWriter();
setup = new UPnP_Setup();
subscribe();
setup.StartSinkDisco();
setup.StartSourceDisco();
}
public MainWindow()
{
setup = new UPnP_Setup();
InitializeComponent();
subscribe();
setup.StartSinkDisco();
setup.StartSourceDisco();
//btnSubscribe.IsEnabled = false;
}