protected override void ProcessRecord()
{
if (ValidateCommonParameters())
{
var message = new MidiProgramChangeMessage(Channel, Program);
Port.RawPort.SendMessage(message);
}
}
/// <summary>
/// Create a new MIDI message based on the message type and parameter(s) values,
/// and send it to the chosen output device
/// </summary>
/// <param name="sender">Element that fired the event</param>
/// <param name="e">Event arguments</param>
private void sendButton_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
IMidiMessage midiMessageToSend = null;
switch (this.currentMessageType)
{
case MidiMessageType.NoteOff:
midiMessageToSend = new MidiNoteOffMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToByte(this.parameter2.SelectedValue), Convert.ToByte(this.parameter3.SelectedValue));
break;
case MidiMessageType.NoteOn:
midiMessageToSend = new MidiNoteOnMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToByte(this.parameter2.SelectedValue), Convert.ToByte(this.parameter3.SelectedValue));
break;
case MidiMessageType.PolyphonicKeyPressure:
midiMessageToSend = new MidiPolyphonicKeyPressureMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToByte(this.parameter2.SelectedValue), Convert.ToByte(this.parameter3.SelectedValue));
break;
case MidiMessageType.ControlChange:
midiMessageToSend = new MidiControlChangeMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToByte(this.parameter2.SelectedValue), Convert.ToByte(this.parameter3.SelectedValue));
break;
case MidiMessageType.ProgramChange:
midiMessageToSend = new MidiProgramChangeMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToByte(this.parameter2.SelectedValue));
break;
case MidiMessageType.ChannelPressure:
midiMessageToSend = new MidiChannelPressureMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToByte(this.parameter2.SelectedValue));
break;
case MidiMessageType.PitchBendChange:
midiMessageToSend = new MidiPitchBendChangeMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToUInt16(this.parameter2.SelectedValue));
break;
case MidiMessageType.SystemExclusive:
var dataWriter = new DataWriter();
var sysExMessage = this.sysExMessageContent.Text;
var sysExMessageLength = sysExMessage.Length;
// Do not send a blank SysEx message
if (sysExMessageLength == 0)
{
return;
}
// SysEx messages are two characters long with 1-character space in between them
// So we add 1 to the message length, so that it is perfectly divisible by 3
// The loop count tracks the number of individual message pieces
int loopCount = (sysExMessageLength + 1) / 3;
// Expecting a string of format "F0 NN NN NN NN.... F7", where NN is a byte in hex
for (int i = 0; i < loopCount; i++)
{
var messageString = sysExMessage.Substring(3 * i, 2);
var messageByte = Convert.ToByte(messageString, 16);
dataWriter.WriteByte(messageByte);
}
midiMessageToSend = new MidiSystemExclusiveMessage(dataWriter.DetachBuffer());
break;
case MidiMessageType.MidiTimeCode:
midiMessageToSend = new MidiTimeCodeMessage(Convert.ToByte(this.parameter1.SelectedValue), Convert.ToByte(this.parameter2.SelectedValue));
break;
case MidiMessageType.SongPositionPointer:
midiMessageToSend = new MidiSongPositionPointerMessage(Convert.ToUInt16(this.parameter1.SelectedValue));
break;
case MidiMessageType.SongSelect:
midiMessageToSend = new MidiSongSelectMessage(Convert.ToByte(this.parameter1.SelectedValue));
break;
case MidiMessageType.TuneRequest:
midiMessageToSend = new MidiTuneRequestMessage();
break;
case MidiMessageType.TimingClock:
midiMessageToSend = new MidiTimingClockMessage();
break;
case MidiMessageType.Start:
midiMessageToSend = new MidiStartMessage();
break;
case MidiMessageType.Continue:
midiMessageToSend = new MidiContinueMessage();
break;
case MidiMessageType.Stop:
midiMessageToSend = new MidiStopMessage();
break;
case MidiMessageType.ActiveSensing:
midiMessageToSend = new MidiActiveSensingMessage();
break;
case MidiMessageType.SystemReset:
midiMessageToSend = new MidiSystemResetMessage();
break;
case MidiMessageType.None:
default:
return;
}
// Send the message
this.currentMidiOutputDevice.SendMessage(midiMessageToSend);
this.rootPage.NotifyUser("Message sent successfully", NotifyType.StatusMessage);
}
