private void _inputDevice_Input(object sender, MidiInputEventArgs args)
{
if (IsHandleCreated)
{
BeginInvoke(new Action(() =>
{
if (null != _outputDevice && _outputDevice.IsOpen)
{
_outputDevice.Send(args.Message);
}
// when we hit a note on, or note off below
// we set or release the corresponding piano
// key. We must suppress raising events or
// this would cause a circular codepath
switch (args.Message.Status & 0xF0)
{
case 0x80: // key up
var msw = args.Message as MidiMessageWord;
Piano.SetKey(msw.Data1, false, true);
break;
case 0x90: // key down
msw = args.Message as MidiMessageWord;
Piano.SetKey(msw.Data1, true, true);
break;
}
}));
}
}
private void device_Input(object sender, MidiInputEventArgs args)
{
try
{
Invoke(new Action(delegate()
{
MessagesTextBox.AppendText(
args.Message.ToString() +
Environment.NewLine);
}));
}
catch
{
}
}