public bool Close()
{
if (this._device == IntPtr.Zero)
{
return(true);
}
Midi.MIDI_OutReset(this._device);
this._lastError = Midi.MIDI_OutClose(this._device);
if (this._lastError == MIDIError.MIDI_OK)
{
this._device = IntPtr.Zero;
}
return(this._device == IntPtr.Zero);
}