// Create the interop host control.
host = new WindowsFormsHost();
// Create the ActiveX control.
AxWMPLib.AxWindowsMediaPlayer axWmp = new AxWMPLib.AxWindowsMediaPlayer();
axWmp.Height = 500;
axWmp.Width = 600;
axWmp.StatusChange += new EventHandler(axWmp_StatusChange);
axWmp.PlayStateChange += new AxWMPLib._WMPOCXEvents_PlayStateChangeEventHandler(axWmp_PlayStateChange);
axWmp.DeviceStatusChange += new AxWMPLib._WMPOCXEvents_DeviceStatusChangeEventHandler(axWmp_DeviceStatusChange);
host.Child = axWmp;
axWmp.URL = @"F:\260.wma";
axWmp.Ctlcontrols.play();
this.grid1.Children.Add(host);