real_time_channel.py

# Embedded file name: c:\Jenkins\live\output\win_64_static\Release\midi-remote-scripts\Push2\real_time_channel.py
from ableton.v2.control_surface import Component
from ableton.v2.base import depends, listenable_property, liveobj_changed, liveobj_valid

class RealTimeDataComponent(Component):

    @depends(real_time_mapper=None, register_real_time_data=None)
    def __init__(self, real_time_mapper = None, register_real_time_data = None, channel_type = None, *a, **k):
        raise channel_type is not None or AssertionError
        raise liveobj_valid(real_time_mapper) or AssertionError
        super(RealTimeDataComponent, self).__init__(*a, **k)
        self._channel_type = channel_type
        self._real_time_channel_id = ''
        self._object_id = ''
        self._real_time_mapper = real_time_mapper
        self._data = None
        self._valid = True
        register_real_time_data(self)
        return

    @listenable_property
    def channel_id(self):
        return self._real_time_channel_id

    @listenable_property
    def object_id(self):
        return self._object_id

    def on_enabled_changed(self):
        super(RealTimeDataComponent, self).on_enabled_changed()
        self.invalidate()
        self.update_attachment()

    def set_data(self, data):
        if liveobj_changed(data, self._data):
            self._data = data
            self.invalidate()

    def invalidate(self):
        self._valid = False

    def update_attachment(self):
        if not self._valid:
            if self._real_time_channel_id != '':
                self._real_time_mapper.detach_channel(self._real_time_channel_id)
                self._real_time_channel_id = ''
            data = self._data if self.is_enabled() else None
            if data != None:
                self._real_time_channel_id, self._object_id = self._real_time_mapper.attach_object(data, self._channel_type)
            self.notify_channel_id()
            self.notify_object_id()
            self._valid = True
        return