class MainSelectorComponent(ModeSelectorComponent):

	""" Class that reassigns the button on the launchpad to different functions """

	def log(self, message):
		self._parent.log_message((' ' + message + ' ').center(50, '='))

	def __init__(self, matrix, top_buttons, side_buttons, config_button, osd, parent, skin):
		assert isinstance(matrix, ButtonMatrixElement)
		assert ((matrix.width() == 8) and (matrix.height() == 8))
		assert isinstance(top_buttons, tuple)
		assert (len(top_buttons) == 8)
		assert isinstance(side_buttons, tuple)
		assert (len(side_buttons) == 8)
		assert isinstance(config_button, ButtonElement)
		ModeSelectorComponent.__init__(self)
		self._skin = skin
		self._osd = osd
		self._parent = parent
		self._mode_index = 0
		self._previous_mode_index = -1
		self._main_mode_index = 0
		self._sub_mode_index = [0, 0, 0, 0]
		for index in range(4):
			self._sub_mode_index[index] = 0
		self.set_mode_buttons(top_buttons[4:])
			
		if Settings.SESSION__STOP_BUTTONS:
			#session with bottom stop buttons
			clip_stop_buttons = [] 
			for column in range(8):
				clip_stop_buttons.append(matrix.get_button(column,matrix.height()-1))
			self._session = SpecialSessionComponent(matrix.width(), matrix.height()-1, clip_stop_buttons, self, self._skin)
		else:
			#no stop buttons
			self._session = SpecialSessionComponent(matrix.width(), matrix.height(), None, self, self._skin)
			
		self._session.set_osd(self._osd)
		self._session.name = 'Session_Control'
		
		self._zooming = DeprecatedSessionZoomingComponent(self._session)
		self._zooming.name = 'Session_Overview'
		self._zooming.set_empty_value(self._skin.off)
		
		self._matrix = matrix
		self._side_buttons = side_buttons
		self._nav_buttons = top_buttons[:4]
		self._config_button = config_button
		
		self._all_buttons = []
		for button in self._side_buttons + self._nav_buttons:
			self._all_buttons.append(button)

		self._sub_modes = SubSelectorComponent(matrix, side_buttons, self._session, skin)
		self._sub_modes.name = 'Mixer_Modes'
		self._sub_modes._mixer.set_osd(self._osd)
		self._sub_modes.set_update_callback(self._update_control_channels)

		self._stepseq = StepSequencerComponent(self._matrix, self._side_buttons, self._nav_buttons, self, skin)
		self._stepseq.set_osd(self._osd)
		
		self._stepseq2 = StepSequencerComponent2(self._matrix, self._side_buttons, self._nav_buttons, self, skin)
		self._stepseq2.set_osd(self._osd)

		self._instrument_controller = InstrumentControllerComponent(self._matrix, self._side_buttons, self._nav_buttons, self, skin)
		self._instrument_controller.set_osd(self._osd)

		self._device_controller = DeviceControllerComponent(self._matrix, self._side_buttons, self._nav_buttons, self, skin)
		self._device_controller.set_osd(self._osd)

		self._init_session()
		self._all_buttons = tuple(self._all_buttons)

	def disconnect(self):
		for button in self._modes_buttons:
			button.remove_value_listener(self._mode_value)

		self._session = None
		self._zooming = None
		for button in self._all_buttons:
			button.set_on_off_values(127, self._skin.off)

		self._config_button.turn_off()
		self._matrix = None
		self._side_buttons = None
		self._nav_buttons = None
		self._config_button = None
		ModeSelectorComponent.disconnect(self)

	def session_component(self):
		return self._session

	def _update_mode(self):
		mode = self._modes_heap[-1][0]
		assert mode in range(self.number_of_modes())
		if self._main_mode_index == mode:
			if self._main_mode_index == 1:
				# user mode 1 and device controller and instrument mode
				self._sub_mode_index[self._main_mode_index] = (self._sub_mode_index[self._main_mode_index] + 1) % 3
				self.update()
			elif self._main_mode_index == 2:
				# user mode 2  and step sequencer
				self._sub_mode_index[self._main_mode_index] = (self._sub_mode_index[self._main_mode_index] + 1) % 3
				self.update()
			elif self._main_mode_index == 3:
				self.update()
			else:
				self._sub_mode_index[self._main_mode_index] = 0
				self._mode_index = 0

			self._previous_mode_index = self._main_mode_index
		else:
			self._main_mode_index = mode
			self.update()

	def set_mode(self, mode):
		self._clean_heap()
		self._modes_heap = [(mode, None, None)]
		# if ((self.__main_mode_index != mode) or (mode == 3) or True):
		# 	self._main_mode_index = mode
		# 	self._update_mode()
		# 	self.update()

	def number_of_modes(self):
		return 1 + 3 + 3 + 1

	def on_enabled_changed(self):
		self.update()

	def _update_mode_buttons(self):
		for index in range(4):
			if(self._sub_mode_index[index] == 0):
				self._modes_buttons[index].set_on_off_values(self._skin.AMBER_FULL, self._skin.AMBER_THIRD)
			if(self._sub_mode_index[index] == 1):
				self._modes_buttons[index].set_on_off_values(self._skin.GREEN_FULL, self._skin.GREEN_THIRD)
			if(self._sub_mode_index[index] == 2):
				self._modes_buttons[index].set_on_off_values(self._skin.RED_FULL, self._skin.RED_THIRD)

			if (index == self._main_mode_index):
				self._modes_buttons[index].turn_on()
			else:
				self._modes_buttons[index].turn_off()

	def channel_for_current_mode(self):
		# in this code, midi channels start at 0.
		# so channels range from 0 - 15.
		# mapping to 1-16 in the real world

		if self._main_mode_index == 0:
			new_channel = 0  # session

		elif self._main_mode_index == 1:
			if self._sub_mode_index[self._main_mode_index] == 0:
				new_channel = 11  # instrument controller
				# instrument controller uses base channel plus the 4 next ones. 11,12,13,14,15
				if self._instrument_controller != None:
					self._instrument_controller.base_channel = new_channel
			elif self._sub_mode_index[self._main_mode_index] == 1:
				new_channel = 3  # device controller
			elif self._sub_mode_index[self._main_mode_index] == 2:
				new_channel = 4  # plain user mode 1

		elif self._main_mode_index == 2:
			if self._sub_mode_index[self._main_mode_index] == 0:
				new_channel = 1  # step seq
			elif self._sub_mode_index[self._main_mode_index] == 1:
				new_channel = 2  # melodic step seq
			elif self._sub_mode_index[self._main_mode_index] == 2:
				new_channel = 5  # plain user mode 2

		elif self._main_mode_index == 3:  # mixer modes
			# mixer uses base channel 7 and the 4 next ones.
			new_channel = 6 + self._sub_modes.mode()  # 6,7,8,9,10

		return new_channel

				
	
	def update(self):
		assert (self._modes_buttons != None)
		if self.is_enabled():

			self._update_mode_buttons()

			as_active = True
			as_enabled = True
			self._session.set_allow_update(False)
			self._zooming.set_allow_update(False)
			self._config_button.send_value(40)
			self._config_button.send_value(1)

			if self._main_mode_index == 0:
				# session
				self._setup_mixer(not as_active)
				self._setup_device_controller(not as_active)
				self._setup_step_sequencer(not as_active)
				self._setup_step_sequencer2(not as_active)
				self._setup_instrument_controller(not as_active)
				self._setup_session(as_active, as_enabled)
				self._update_control_channels()
				self._mode_index = 0

			elif self._main_mode_index == 1 or self._main_mode_index == 2:
				self._setup_usermode(Settings.USER_MODES[ (self._main_mode_index-1) * 3 + self._sub_mode_index[self._main_mode_index] ] )
				#if self._sub_mode_index[self._main_mode_index] == 0:
				#	self._setup_usermode(Settings.USER_MODES[0])
				#elif self._sub_mode_index[self._main_mode_index] == 1:
				#	self._setup_usermode(Settings.USER_MODES[1])
				#else:
				#	self._setup_usermode(Settings.USER_MODES[2])
			#elif self._main_mode_index == 2:
			#	if self._sub_mode_index[self._main_mode_index] == 0:
			#		self._setup_usermode(Settings.USER_MODES[3])
			#	elif self._sub_mode_index[self._main_mode_index] == 1:
			#		self._setup_usermode(Setting.USER_MODES[4])
			#	else:
			#		self._setup_usermode(Settings.USER_MODES[5])

			elif self._main_mode_index == 3:
				# mixer
				self._setup_device_controller(not as_active)
				self._setup_step_sequencer(not as_active)
				self._setup_step_sequencer2(not as_active)
				self._setup_instrument_controller(not as_active)
				self._setup_session(not as_active, as_enabled)
				self._setup_mixer(as_active)
				self._update_control_channels()
				self._mode_index = 3
			else:
				assert False
			self._previous_mode_index = self._main_mode_index

			self._session.set_allow_update(True)
			self._zooming.set_allow_update(True)
			#self.log_message("main selector update")
			#for line in traceback.format_stack():
			#	self.log_message(line.strip())
		
	def _setup_usermode(self, mode):
		as_active = True
		as_enabled = True
		if mode == "instrument":
			self._setup_session(not as_active, not as_enabled)
			self._setup_step_sequencer(not as_active)
			self._setup_step_sequencer2(not as_active)
			self._setup_mixer(not as_active)
			self._setup_device_controller(not as_active)
			self._update_control_channels()
			self._setup_instrument_controller(as_active)
			self._mode_index = 4
		elif mode == "melodic stepseq":
			self._setup_session(not as_active, not as_enabled)
			self._setup_instrument_controller(not as_active)
			self._setup_device_controller(not as_active)
			self._setup_mixer(not as_active)
			self._setup_step_sequencer(not as_active)
			self._setup_step_sequencer2(as_active)
			self._update_control_channels()
			self._mode_index = 7
		elif mode == "user 1":
			self._setup_session(not as_active, not as_enabled)
			self._setup_step_sequencer(not as_active)
			self._setup_step_sequencer2(not as_active)
			self._setup_mixer(not as_active)
			self._setup_device_controller(not as_active)
			self._setup_instrument_controller(not as_active)
			self._setup_user_mode(True, True, False, True)
			self._update_control_channels()
			self._mode_index = 1
			self._osd.clear()
			self._osd.mode = "User 1"
			self._osd.update()
		elif mode == "drum stepseq":
			self._setup_session(not as_active, not as_enabled)
			self._setup_instrument_controller(not as_active)
			self._setup_device_controller(not as_active)
			self._setup_mixer(not as_active)
			self._setup_step_sequencer2(not as_active)
			self._setup_step_sequencer(as_active)
			self._update_control_channels()
			self._mode_index = 6
		elif mode == "device":
			self._setup_session(not as_active, not as_enabled)
			self._setup_step_sequencer(not as_active)
			self._setup_step_sequencer2(not as_active)
			self._setup_mixer(not as_active)
			self._setup_instrument_controller(not as_active)
			self._setup_device_controller(as_active)
			self._update_control_channels()
			self._mode_index = 5
		elif mode == "user 2":
			self._setup_session(not as_active, not as_enabled)
			self._setup_instrument_controller(not as_active)
			self._setup_device_controller(not as_active)
			self._setup_mixer(not as_active)
			self._setup_step_sequencer(not as_active)
			self._setup_step_sequencer2(not as_active)
			self._setup_user_mode(False, False, False, False)
			self._update_control_channels()
			self._mode_index = 2
			self._osd.clear()
			self._osd.mode = "User 2"
			self._osd.update()
		
	def _setup_session(self, as_active, as_enabled):
		assert isinstance(as_active, type(False))
		for button in self._nav_buttons:
			if as_enabled:
				button.set_on_off_values(self._skin.GREEN_FULL, self._skin.GREEN_THIRD)
			else:
				button.set_on_off_values(127, self._skin.off)

		# matrix
		self._activate_matrix(True)
		for scene_index in range(self._session._num_scenes):
			scene = self._session.scene(scene_index)
			if as_active:
				scene_button = self._side_buttons[scene_index]
				scene_button.set_enabled(as_active)
				scene_button.set_on_off_values(127, self._skin.off)
				scene.set_launch_button(scene_button)
			else:
				scene.set_launch_button(None)  
			for track_index in range(self._session._num_tracks):
				if as_active:
					button = self._matrix.get_button(track_index, scene_index)
					button.set_on_off_values(127, self._skin.off)
					button.set_enabled(as_active)
					scene.clip_slot(track_index).set_launch_button(button)
				else:
					scene.clip_slot(track_index).set_launch_button(None)

		if as_active:
			if self._session._stop_clip_buttons != None:
				for button in self._session._stop_clip_buttons:
					button.set_enabled(as_active)
					button.set_on_off_values(self._skin.session.track_stop, self._skin.off)
				self._session.set_stop_track_clip_buttons(self._session._stop_clip_buttons)

				self._side_buttons[self._session._num_scenes].set_enabled(as_active)
				self._side_buttons[self._session._num_scenes].set_on_off_values(self._skin.session._stop_clip_buttons, self._skin.off)
				self._session.set_stop_all_clips_button(self._side_buttons[self._session._num_scenes])
			else:
				self._session.set_stop_track_clip_buttons(None)
				self._session.set_stop_all_clips_button(None)
		else:
			self._session.set_stop_track_clip_buttons(None)
			self._session.set_stop_all_clips_button(None)
				
		# zoom
		if as_active:
			self._zooming.set_zoom_button(self._modes_buttons[0])
			self._zooming.set_button_matrix(self._matrix)
			self._zooming.set_scene_bank_buttons(self._side_buttons)
			self._zooming.set_nav_buttons(self._nav_buttons[0], self._nav_buttons[1], self._nav_buttons[2], self._nav_buttons[3])
			self._zooming.update()
		else:
			self._zooming.set_zoom_button(None)
			self._zooming.set_button_matrix(None)
			self._zooming.set_scene_bank_buttons(None)
			self._zooming.set_nav_buttons(None, None, None, None)

		# nav buttons
		if as_enabled:
			self._session.set_track_bank_buttons(self._nav_buttons[3], self._nav_buttons[2])
			self._session.set_scene_bank_buttons(self._nav_buttons[1], self._nav_buttons[0])
		else:
			self._session.set_track_bank_buttons(None, None)
			self._session.set_scene_bank_buttons(None, None)

	def _setup_instrument_controller(self, enabled):
		if self._instrument_controller != None:
			if enabled:
				self._activate_matrix(False)
				self._activate_scene_buttons(True)
				self._activate_navigation_buttons(True)
			else:
				for scene_index in range(8):
					scene_button = self._side_buttons[scene_index]
					scene_button.use_default_message()
					scene_button.force_next_send()
					for track_index in range(8):
						button = self._matrix.get_button(track_index, scene_index)
						button.use_default_message()
						button.force_next_send()
			self._instrument_controller.set_enabled(enabled)

	def _setup_device_controller(self, as_active):
		if self._device_controller != None:
			if as_active:
				self._activate_scene_buttons(True)
				self._activate_matrix(True)
				self._activate_navigation_buttons(True)
				self._device_controller._is_active = True
				self._config_button.send_value(32)
				self._device_controller.set_enabled(True)
				self._device_controller.update()
			else:
				self._device_controller._is_active = False
				self._device_controller.set_enabled(False)

	def _setup_user_mode(self, release_matrix=True, release_side_buttons=True, release_nav_buttons=True, drum_rack_mode=True):
		for scene_index in range(8):
			scene_button = self._side_buttons[scene_index]
			scene_button.set_on_off_values(127, self._skin.off)
			scene_button.force_next_send()
			scene_button.turn_off()
			scene_button.set_enabled((not release_side_buttons))

			for track_index in range(8):
				button = self._matrix.get_button(track_index, scene_index)
				button.set_on_off_values(127, self._skin.off)
				button.turn_off()
				button.set_enabled((not release_matrix))

		for button in self._nav_buttons:
			button.set_on_off_values(127, self._skin.off)
			button.turn_off()
			button.set_enabled((not release_nav_buttons))

		if drum_rack_mode:
			self._config_button.send_value(2)
		self._config_button.send_value(32)

	def _setup_step_sequencer(self, as_active):
		if(self._stepseq != None):
			#if(self._stepseq.is_enabled() != as_active):
			if as_active:
				self._activate_scene_buttons(True)
				self._activate_matrix(True)
				self._activate_navigation_buttons(True)
				self._config_button.send_value(32)
				self._stepseq.set_enabled(True)
			else:
				self._stepseq.set_enabled(False)

	def _setup_step_sequencer2(self, as_active):
		if(self._stepseq2 != None):
			#if(self._stepseq2.is_enabled() != as_active):
			if as_active:
				self._activate_scene_buttons(True)
				self._activate_matrix(True)
				self._activate_navigation_buttons(True)
				self._config_button.send_value(32)
				self._stepseq2.set_enabled(True)
			else:
				self._stepseq2.set_enabled(False)

	def _setup_mixer(self, as_active):
		assert isinstance(as_active, type(False))
		if as_active:
			self._activate_navigation_buttons(True)
			self._activate_scene_buttons(True)
			self._activate_matrix(True)
			if(self._sub_modes.is_enabled()):
				# go back to default mode
				self._sub_modes.set_mode(-1)
		else:
			self._sub_modes.release_controls()

		self._sub_modes.set_enabled(as_active)

	def _init_session(self):
		major = self._parent._live_major_version
		minor = self._parent._live_minor_version
		bugfix = self._parent._live_bugfix_version
		if (major >= 9 and minor > 1) or (major >= 9 and minor >= 1 and bugfix >= 2):
			# api changed in 9.1.2
			self._session.set_stop_clip_value(self._skin.session.track_stop)
			self._session.set_stop_clip_triggered_value(self._skin.session.clip_triggered_to_stop)
		else:
			# api for 9.1.1 below
			self._session.set_stop_track_clip_value(self._skin.session.clip_triggered_to_stop)

		#if self._mk2:
		#	self._session.set_rgb_mode(self._skin.CLIP_COLOR_TABLE, self._skin.RGB_COLOR_TABLE)
			
		session_height = self._matrix.height()
		if self._session._stop_clip_buttons != None:
			session_height = self._matrix.height()-1
			
		for scene_index in range(session_height):
			scene = self._session.scene(scene_index)
			scene.set_triggered_value(self._skin.session.scene_triggered)
			scene.name = 'Scene_' + str(scene_index)
			for track_index in range(self._matrix.width()):
				clip_slot = scene.clip_slot(track_index)
				clip_slot.set_triggered_to_play_value(self._skin.session.clip_triggered_to_play)
				clip_slot.set_triggered_to_record_value(self._skin.session.clip_triggered_to_record)
				clip_slot.set_stopped_value(self._skin.session.clip_stopped)
				clip_slot.set_started_value(self._skin.session.clip_playing)
				clip_slot.set_recording_value(self._skin.session.clip_recording)
				clip_slot.set_record_button_value(self._skin.session.clip_record)
				clip_slot.name = str(track_index) + '_Clip_Slot_' + str(scene_index)
				self._all_buttons.append(self._matrix.get_button(track_index, scene_index))

		self._zooming.set_stopped_value(self._skin.RED_FULL)
		self._zooming.set_selected_value(self._skin.AMBER_FULL)
		self._zooming.set_playing_value(self._skin.GREEN_FULL)

	def _activate_navigation_buttons(self, active):
		for button in self._nav_buttons:
			button.set_enabled(active)

	def _activate_scene_buttons(self, active):
		for button in self._side_buttons:
			button.set_enabled(active)

	def _activate_matrix(self, active):
		for scene_index in range(8):
			for track_index in range(8):
				self._matrix.get_button(track_index, scene_index).set_enabled(active)

	def log_message(self, msg):
		self._parent.log_message(msg)

	# Update the channels of the buttons in the user modes..
	def _update_control_channels(self):
		new_channel = self.channel_for_current_mode()
		for button in self._all_buttons:
			button.set_channel(new_channel)
			button.set_force_next_value()
Example #2
0
class MainSelectorComponent(ModeSelectorComponent):
    """ Class that reassigns the button on the launchpad to different functions """
    def log(self, message):
        self._parent.log_message((' ' + message + ' ').center(50, '='))

    def __init__(self, matrix, top_buttons, side_buttons, config_button, osd,
                 parent):
        assert isinstance(matrix, ButtonMatrixElement)
        assert ((matrix.width() == 8) and (matrix.height() == 8))
        assert isinstance(top_buttons, tuple)
        assert (len(top_buttons) == 8)
        assert isinstance(side_buttons, tuple)
        assert (len(side_buttons) == 8)
        assert isinstance(config_button, ButtonElement)
        ModeSelectorComponent.__init__(self)
        self._osd = osd
        self._parent = parent
        self._mode_index = 0
        self._previous_mode_index = -1
        self._main_mode_index = 0
        self._sub_mode_index = [0, 0, 0, 0]
        for index in range(4):
            self._sub_mode_index[index] = 0
        self.set_mode_buttons(top_buttons[4:])

        if Settings.SESSION__STOP_BUTTONS:
            #session with bottom stop buttons
            clip_stop_buttons = []
            for column in range(8):
                clip_stop_buttons.append(
                    matrix.get_button(column,
                                      matrix.height() - 1))
            self._session = SpecialSessionComponent(matrix.width(),
                                                    matrix.height() - 1,
                                                    clip_stop_buttons, self)
        else:
            #no stop buttons
            self._session = SpecialSessionComponent(matrix.width(),
                                                    matrix.height(), None,
                                                    self)

        self._session.set_osd(self._osd)
        self._session.name = 'Session_Control'

        self._zooming = DeprecatedSessionZoomingComponent(self._session)
        self._zooming.name = 'Session_Overview'
        self._zooming.set_empty_value(LED_OFF)

        self._matrix = matrix
        self._side_buttons = side_buttons
        self._nav_buttons = top_buttons[:4]
        self._config_button = config_button

        self._all_buttons = []
        for button in self._side_buttons + self._nav_buttons:
            self._all_buttons.append(button)

        self._sub_modes = SubSelectorComponent(matrix, side_buttons,
                                               self._session)
        self._sub_modes.name = 'Mixer_Modes'
        self._sub_modes._mixer.set_osd(self._osd)
        self._sub_modes.set_update_callback(self._update_control_channels)

        self._stepseq = StepSequencerComponent(self._matrix,
                                               self._side_buttons,
                                               self._nav_buttons, self)
        self._stepseq.set_osd(self._osd)

        self._stepseq2 = StepSequencerComponent2(self._matrix,
                                                 self._side_buttons,
                                                 self._nav_buttons, self)
        self._stepseq2.set_osd(self._osd)

        self._instrument_controller = InstrumentControllerComponent(
            self._matrix, self._side_buttons, self._nav_buttons, self)
        self._instrument_controller.set_osd(self._osd)

        self._device_controller = DeviceControllerComponent(
            self._matrix, self._side_buttons, self._nav_buttons, self)
        self._device_controller.set_osd(self._osd)

        self._init_session()
        self._all_buttons = tuple(self._all_buttons)

    def disconnect(self):
        for button in self._modes_buttons:
            button.remove_value_listener(self._mode_value)

        self._session = None
        self._zooming = None
        for button in self._all_buttons:
            button.set_on_off_values(127, LED_OFF)

        self._config_button.turn_off()
        self._matrix = None
        self._side_buttons = None
        self._nav_buttons = None
        self._config_button = None
        ModeSelectorComponent.disconnect(self)

    def session_component(self):
        return self._session

    def _update_mode(self):
        mode = self._modes_heap[-1][0]
        assert mode in range(self.number_of_modes())
        if self._main_mode_index == mode:
            if self._main_mode_index == 1:
                # user mode 1 and device controller and instrument mode
                self._sub_mode_index[self._main_mode_index] = (
                    self._sub_mode_index[self._main_mode_index] + 1) % 3
                self.update()
            elif self._main_mode_index == 2:
                # user mode 2  and step sequencer
                self._sub_mode_index[self._main_mode_index] = (
                    self._sub_mode_index[self._main_mode_index] + 1) % 3
                self.update()
            elif self._main_mode_index == 3:
                self.update()
            else:
                self._sub_mode_index[self._main_mode_index] = 0
                self._mode_index = 0

            self._previous_mode_index = self._main_mode_index
        else:
            self._main_mode_index = mode
            self.update()

    def set_mode(self, mode):
        self._clean_heap()
        self._modes_heap = [(mode, None, None)]
        # if ((self.__main_mode_index != mode) or (mode == 3) or True):
        # 	self._main_mode_index = mode
        # 	self._update_mode()
        # 	self.update()

    def number_of_modes(self):
        return 1 + 3 + 3 + 1

    def on_enabled_changed(self):
        self.update()

    def _update_mode_buttons(self):
        for index in range(4):
            if (self._sub_mode_index[index] == 0):
                self._modes_buttons[index].set_on_off_values(
                    AMBER_FULL, AMBER_THIRD)
            if (self._sub_mode_index[index] == 1):
                self._modes_buttons[index].set_on_off_values(
                    GREEN_FULL, GREEN_THIRD)
            if (self._sub_mode_index[index] == 2):
                self._modes_buttons[index].set_on_off_values(
                    RED_FULL, RED_THIRD)

            if (index == self._main_mode_index):
                self._modes_buttons[index].turn_on()
            else:
                self._modes_buttons[index].turn_off()

    def channel_for_current_mode(self):
        # in this code, midi channels start at 0.
        # so channels range from 0 - 15.
        # mapping to 1-16 in the real world

        if self._main_mode_index == 0:
            new_channel = 0  # session

        elif self._main_mode_index == 1:
            if self._sub_mode_index[self._main_mode_index] == 0:
                new_channel = 11  # instrument controller
                # instrument controller uses base channel plus the 4 next ones. 11,12,13,14,15
                if self._instrument_controller != None:
                    self._instrument_controller.base_channel = new_channel
            elif self._sub_mode_index[self._main_mode_index] == 1:
                new_channel = 3  # device controller
            elif self._sub_mode_index[self._main_mode_index] == 2:
                new_channel = 4  # plain user mode 1

        elif self._main_mode_index == 2:
            if self._sub_mode_index[self._main_mode_index] == 0:
                new_channel = 1  # step seq
            elif self._sub_mode_index[self._main_mode_index] == 1:
                new_channel = 2  # melodic step seq
            elif self._sub_mode_index[self._main_mode_index] == 2:
                new_channel = 5  # plain user mode 2

        elif self._main_mode_index == 3:  # mixer modes
            # mixer uses base channel 7 and the 4 next ones.
            new_channel = 6 + self._sub_modes.mode()  # 6,7,8,9,10

        return new_channel

    def update(self):
        assert (self._modes_buttons != None)
        if self.is_enabled():

            self._update_mode_buttons()

            as_active = True
            as_enabled = True
            self._session.set_allow_update(False)
            self._zooming.set_allow_update(False)
            self._config_button.send_value(40)
            self._config_button.send_value(1)

            if self._main_mode_index == 0:
                # session
                self._setup_mixer(not as_active)
                self._setup_device_controller(not as_active)
                self._setup_step_sequencer(not as_active)
                self._setup_step_sequencer2(not as_active)
                self._setup_instrument_controller(not as_active)
                self._setup_session(as_active, as_enabled)
                self._update_control_channels()
                self._mode_index = 0

            elif self._main_mode_index == 1 or self._main_mode_index == 2:
                self._setup_usermode(Settings.USER_MODES[
                    (self._main_mode_index - 1) * 3 +
                    self._sub_mode_index[self._main_mode_index]])
                #if self._sub_mode_index[self._main_mode_index] == 0:
                #	self._setup_usermode(Settings.USER_MODES[0])
                #elif self._sub_mode_index[self._main_mode_index] == 1:
                #	self._setup_usermode(Settings.USER_MODES[1])
                #else:
                #	self._setup_usermode(Settings.USER_MODES[2])
            #elif self._main_mode_index == 2:
            #	if self._sub_mode_index[self._main_mode_index] == 0:
            #		self._setup_usermode(Settings.USER_MODES[3])
            #	elif self._sub_mode_index[self._main_mode_index] == 1:
            #		self._setup_usermode(Setting.USER_MODES[4])
            #	else:
            #		self._setup_usermode(Settings.USER_MODES[5])

            elif self._main_mode_index == 3:
                # mixer
                self._setup_device_controller(not as_active)
                self._setup_step_sequencer(not as_active)
                self._setup_step_sequencer2(not as_active)
                self._setup_instrument_controller(not as_active)
                self._setup_session(not as_active, as_enabled)
                self._setup_mixer(as_active)
                self._update_control_channels()
                self._mode_index = 3
            else:
                assert False
            self._previous_mode_index = self._main_mode_index

            self._session.set_allow_update(True)
            self._zooming.set_allow_update(True)
            #self.log_message("main selector update")
            #for line in traceback.format_stack():
            #	self.log_message(line.strip())

    def _setup_usermode(self, mode):
        as_active = True
        as_enabled = True
        if mode == "instrument":
            self._setup_session(not as_active, not as_enabled)
            self._setup_step_sequencer(not as_active)
            self._setup_step_sequencer2(not as_active)
            self._setup_mixer(not as_active)
            self._setup_device_controller(not as_active)
            self._update_control_channels()
            self._setup_instrument_controller(as_active)
            self._mode_index = 4
        elif mode == "melodic stepseq":
            self._setup_session(not as_active, not as_enabled)
            self._setup_instrument_controller(not as_active)
            self._setup_device_controller(not as_active)
            self._setup_mixer(not as_active)
            self._setup_step_sequencer(not as_active)
            self._setup_step_sequencer2(as_active)
            self._update_control_channels()
            self._mode_index = 7
        elif mode == "user 1":
            self._setup_session(not as_active, not as_enabled)
            self._setup_step_sequencer(not as_active)
            self._setup_step_sequencer2(not as_active)
            self._setup_mixer(not as_active)
            self._setup_device_controller(not as_active)
            self._setup_instrument_controller(not as_active)
            self._setup_user_mode(True, True, False, True)
            self._update_control_channels()
            self._mode_index = 1
            self._osd.clear()
            self._osd.mode = "User 1"
            self._osd.update()
        elif mode == "drum stepseq":
            self._setup_session(not as_active, not as_enabled)
            self._setup_instrument_controller(not as_active)
            self._setup_device_controller(not as_active)
            self._setup_mixer(not as_active)
            self._setup_step_sequencer2(not as_active)
            self._setup_step_sequencer(as_active)
            self._update_control_channels()
            self._mode_index = 6
        elif mode == "device":
            self._setup_session(not as_active, not as_enabled)
            self._setup_step_sequencer(not as_active)
            self._setup_step_sequencer2(not as_active)
            self._setup_mixer(not as_active)
            self._setup_instrument_controller(not as_active)
            self._setup_device_controller(as_active)
            self._update_control_channels()
            self._mode_index = 5
        elif mode == "user 2":
            self._setup_session(not as_active, not as_enabled)
            self._setup_instrument_controller(not as_active)
            self._setup_device_controller(not as_active)
            self._setup_mixer(not as_active)
            self._setup_step_sequencer(not as_active)
            self._setup_step_sequencer2(not as_active)
            self._setup_user_mode(False, False, False, False)
            self._update_control_channels()
            self._mode_index = 2
            self._osd.clear()
            self._osd.mode = "User 2"
            self._osd.update()

    def _setup_session(self, as_active, as_enabled):
        assert isinstance(as_active, type(False))
        for button in self._nav_buttons:
            if as_enabled:
                button.set_on_off_values(GREEN_FULL, GREEN_THIRD)
            else:
                button.set_on_off_values(127, LED_OFF)

        # matrix
        self._activate_matrix(True)
        for scene_index in range(self._session._num_scenes):
            scene = self._session.scene(scene_index)
            if as_active:
                scene_button = self._side_buttons[scene_index]
                scene_button.set_enabled(as_active)
                scene_button.set_on_off_values(127, LED_OFF)
                scene.set_launch_button(scene_button)
            else:
                scene.set_launch_button(None)
            for track_index in range(self._session._num_tracks):
                if as_active:
                    button = self._matrix.get_button(track_index, scene_index)
                    button.set_on_off_values(127, LED_OFF)
                    button.set_enabled(as_active)
                    scene.clip_slot(track_index).set_launch_button(button)
                else:
                    scene.clip_slot(track_index).set_launch_button(None)

        if as_active:
            if self._session._stop_clip_buttons != None:
                for button in self._session._stop_clip_buttons:
                    button.set_enabled(as_active)
                    button.set_on_off_values(AMBER_THIRD, LED_OFF)
                self._session.set_stop_track_clip_buttons(
                    self._session._stop_clip_buttons)

                self._side_buttons[self._session._num_scenes].set_enabled(
                    as_active)
                self._side_buttons[
                    self._session._num_scenes].set_on_off_values(
                        AMBER_THIRD, LED_OFF)
                self._session.set_stop_all_clips_button(
                    self._side_buttons[self._session._num_scenes])
            else:
                self._session.set_stop_track_clip_buttons(None)
                self._session.set_stop_all_clips_button(None)
        else:
            self._session.set_stop_track_clip_buttons(None)
            self._session.set_stop_all_clips_button(None)

        # zoom
        if as_active:
            self._zooming.set_zoom_button(self._modes_buttons[0])
            self._zooming.set_button_matrix(self._matrix)
            self._zooming.set_scene_bank_buttons(self._side_buttons)
            self._zooming.set_nav_buttons(self._nav_buttons[0],
                                          self._nav_buttons[1],
                                          self._nav_buttons[2],
                                          self._nav_buttons[3])
            self._zooming.update()
        else:
            self._zooming.set_zoom_button(None)
            self._zooming.set_button_matrix(None)
            self._zooming.set_scene_bank_buttons(None)
            self._zooming.set_nav_buttons(None, None, None, None)

        # nav buttons
        if as_enabled:
            self._session.set_track_bank_buttons(self._nav_buttons[3],
                                                 self._nav_buttons[2])
            self._session.set_scene_bank_buttons(self._nav_buttons[1],
                                                 self._nav_buttons[0])
        else:
            self._session.set_track_bank_buttons(None, None)
            self._session.set_scene_bank_buttons(None, None)

    def _setup_instrument_controller(self, enabled):
        if self._instrument_controller != None:
            if enabled:
                self._activate_matrix(False)
                self._activate_scene_buttons(True)
                self._activate_navigation_buttons(True)
            else:
                for scene_index in range(8):
                    scene_button = self._side_buttons[scene_index]
                    scene_button.use_default_message()
                    scene_button.force_next_send()
                    for track_index in range(8):
                        button = self._matrix.get_button(
                            track_index, scene_index)
                        button.use_default_message()
                        button.force_next_send()
            self._instrument_controller.set_enabled(enabled)

    def _setup_device_controller(self, as_active):
        if self._device_controller != None:
            if as_active:
                self._activate_scene_buttons(True)
                self._activate_matrix(True)
                self._activate_navigation_buttons(True)
                self._device_controller._is_active = True
                self._config_button.send_value(32)
                self._device_controller.set_enabled(True)
                self._device_controller.update()
            else:
                self._device_controller._is_active = False
                self._device_controller.set_enabled(False)

    def _setup_user_mode(self,
                         release_matrix=True,
                         release_side_buttons=True,
                         release_nav_buttons=True,
                         drum_rack_mode=True):
        for scene_index in range(8):
            scene_button = self._side_buttons[scene_index]
            scene_button.set_on_off_values(127, LED_OFF)
            scene_button.force_next_send()
            scene_button.turn_off()
            scene_button.set_enabled((not release_side_buttons))

            for track_index in range(8):
                button = self._matrix.get_button(track_index, scene_index)
                button.set_on_off_values(127, LED_OFF)
                button.turn_off()
                button.set_enabled((not release_matrix))

        for button in self._nav_buttons:
            button.set_on_off_values(127, LED_OFF)
            button.turn_off()
            button.set_enabled((not release_nav_buttons))

        if drum_rack_mode:
            self._config_button.send_value(2)
        self._config_button.send_value(32)

    def _setup_step_sequencer(self, as_active):
        if (self._stepseq != None):
            #if(self._stepseq.is_enabled() != as_active):
            if as_active:
                self._activate_scene_buttons(True)
                self._activate_matrix(True)
                self._activate_navigation_buttons(True)
                self._config_button.send_value(32)
                self._stepseq.set_enabled(True)
            else:
                self._stepseq.set_enabled(False)

    def _setup_step_sequencer2(self, as_active):
        if (self._stepseq2 != None):
            #if(self._stepseq2.is_enabled() != as_active):
            if as_active:
                self._activate_scene_buttons(True)
                self._activate_matrix(True)
                self._activate_navigation_buttons(True)
                self._config_button.send_value(32)
                self._stepseq2.set_enabled(True)
            else:
                self._stepseq2.set_enabled(False)

    def _setup_mixer(self, as_active):
        assert isinstance(as_active, type(False))
        if as_active:
            self._activate_navigation_buttons(True)
            self._activate_scene_buttons(True)
            self._activate_matrix(True)
            if (self._sub_modes.is_enabled()):
                # go back to default mode
                self._sub_modes.set_mode(-1)
        else:
            self._sub_modes.release_controls()

        self._sub_modes.set_enabled(as_active)

    def _init_session(self):
        major = self._parent._live_major_version
        minor = self._parent._live_minor_version
        bugfix = self._parent._live_bugfix_version
        if (major >= 9 and minor > 1) or (major >= 9 and minor >= 1
                                          and bugfix >= 2):
            # api changed in 9.1.2
            self._session.set_stop_clip_value(AMBER_THIRD)
            self._session.set_stop_clip_triggered_value(AMBER_BLINK)
        else:
            # api for 9.1.1 below
            self._session.set_stop_track_clip_value(AMBER_BLINK)

        session_height = self._matrix.height()
        if self._session._stop_clip_buttons != None:
            session_height = self._matrix.height() - 1

        for scene_index in range(session_height):
            scene = self._session.scene(scene_index)
            scene.set_triggered_value(GREEN_BLINK)
            scene.name = 'Scene_' + str(scene_index)
            for track_index in range(self._matrix.width()):
                clip_slot = scene.clip_slot(track_index)
                clip_slot.set_triggered_to_play_value(GREEN_BLINK)
                clip_slot.set_triggered_to_record_value(RED_BLINK)
                clip_slot.set_stopped_value(AMBER_FULL)
                clip_slot.set_started_value(GREEN_FULL)
                clip_slot.set_recording_value(RED_FULL)
                clip_slot.set_record_button_value(RED_THIRD)
                clip_slot.name = str(track_index) + '_Clip_Slot_' + str(
                    scene_index)
                self._all_buttons.append(
                    self._matrix.get_button(track_index, scene_index))

        self._zooming.set_stopped_value(RED_FULL)
        self._zooming.set_selected_value(AMBER_FULL)
        self._zooming.set_playing_value(GREEN_FULL)

    def _activate_navigation_buttons(self, active):
        for button in self._nav_buttons:
            button.set_enabled(active)

    def _activate_scene_buttons(self, active):
        for button in self._side_buttons:
            button.set_enabled(active)

    def _activate_matrix(self, active):
        for scene_index in range(8):
            for track_index in range(8):
                self._matrix.get_button(track_index,
                                        scene_index).set_enabled(active)

    def log_message(self, msg):
        self._parent.log_message(msg)

    # Update the channels of the buttons in the user modes..
    def _update_control_channels(self):
        new_channel = self.channel_for_current_mode()
        for button in self._all_buttons:
            button.set_channel(new_channel)
            button.set_force_next_value()