private static void Receive(IAsyncResult result)
{
if (connection == null || result == null)
{
return;
}
IPEndPoint source = null;
byte[] message = connection.EndReceive(result, ref source);
connection.BeginReceive(new AsyncCallback(Receive), connection);
if (source.Address.Equals(localhost))
{
if (!portMap.ContainsKey(source))
{
connection?.SendAsync(new byte[] { 244, Convert.ToByte((portMap[source] = MIDI.ConnectAbleton()).Name.Substring(18)) }, 2, source);
}
if (message[0] < 128)
{
NoteOnMessage msg = new NoteOnMessage(Channel.Channel1, (Key)message[0], message[1]);
portMap[source].NoteOn(null, in msg);
}
else if (message[0] == 245)
{
MIDI.Disconnect(portMap[source]);
portMap.Remove(source);
}
}
}
private void Unloaded(object sender, EventArgs e)
{
_launchpad.Window = null;
Preferences.AlwaysOnTopChanged -= UpdateTopmost;
if (_launchpad.GetType() == typeof(VirtualLaunchpad))
{
MIDI.Disconnect(_launchpad);
}
_launchpad = null;
}
void Launchpad_LockToggle()
{
VirtualLaunchpad lp = (VirtualLaunchpad)_launchpad;
Preferences.VirtualLaunchpadsToggle(lp.VirtualIndex);
bool state = Preferences.VirtualLaunchpads.Contains(lp.VirtualIndex);
LockToggle.SetState(state);
if (!state && lp.Window == null)
{
MIDI.Disconnect(lp);
}
}
void Unloaded(object sender, CancelEventArgs e)
{
_launchpad.Window = null;
Preferences.AlwaysOnTopChanged -= UpdateTopmost;
_launchpad.Info?.SetPopout(true);
if (_launchpad is VirtualLaunchpad lp && !Preferences.VirtualLaunchpads.Contains(lp.VirtualIndex))
{
MIDI.Disconnect(_launchpad);
}
_launchpad = null;
foreach (IDisposable observable in observables)
{
observable.Dispose();
}
this.Content = null;
}
static void Receive(IAsyncResult result)
{
lock (locker) {
if (connection == null || result == null)
{
return;
}
IPEndPoint source = null;
byte[] message = connection?.EndReceive(result, ref source);
connection?.BeginReceive(new AsyncCallback(Receive), connection);
if (!source.Address.Equals(localhost))
{
return;
}
if (!portMap.ContainsKey(source))
{
if (message[0] == 247)
{
App.Args = new string[] { Encoding.UTF8.GetString(message.Skip(1).ToArray()) };
if (handlingFileOpen)
{
return;
}
handlingFileOpen = true;
Dispatcher.UIThread.InvokeAsync(async() => {
if (Program.Project == null)
{
App.Windows.OfType <SplashWindow>().First().ReadFile(App.Args[0]);
}
else
{
await Program.Project.AskClose();
}
App.Args = null;
handlingFileOpen = false;
});
}
else if (message[0] >= 242 && message[0] <= 244)
{
connection?.SendAsync(new byte[] { 244, Convert.ToByte((portMap[source] = MIDI.ConnectAbleton(244 - message[0])).Name.Substring(18)) }, 2, source);
}
}
else if (message[0] < 128)
{
portMap[source].HandleNote(message[0], message[1]);
}
else if (message[0] == 245)
{
MIDI.Disconnect(portMap[source]);
portMap.Remove(source);
}
else if (message[0] == 246 && Program.Project != null)
{
Program.Project.BPM = BitConverter.ToUInt16(message, 1);
}
}
}