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import mido
class MidiWrapper:
def __init__(self):
self._inPort = None
self._outPort = None
def connect(self, deviceName, callback):
if self._inPort is None and self._outPort is None:
self._inPort = mido.open_input(deviceName)
self._inPort.callback = callback
self._outPort = mido.open_output(deviceName)
def disconnect(self):
self._inPort.close()
self._inPort = None
self._outPort.reset()
self._outPort.close()
self._outPort = None
def sendMessage(self, note, velocity, channel):
if self._outPort is not None:
msg = mido.Message('note_on', channel=channel, velocity=velocity, note=note)
self._outPort.send(msg)
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