private void AddKeyListener()
{
System.Diagnostics.Debug.Assert(mKListener == null);
mKListener = new InterceptMediaKeys();
mKListener.KeyUp += new InterceptMediaKeys.MediaKeyEventHandler(MediaKeyListener_KeyUp);
}
private void DeleteKeyListener()
{
if (mKListener != null)
{
mKListener.Dispose();
mKListener = null;
}
}