DeviceNavigationComponent.py

import Live
from _Framework.ControlSurfaceComponent import ControlSurfaceComponent
from _Framework.Control import ButtonControl
NavDirection = Live.Application.Application.View.NavDirection

class DeviceNavigationComponent(ControlSurfaceComponent):
	device_nav_left_button = ButtonControl(color='Device.Off', pressed_color='Device.On')
	device_nav_right_button = ButtonControl(color='Device.Off', pressed_color='Device.On')

	@device_nav_left_button.pressed
	def device_nav_left_button(self, value):
		self._scroll_device_chain(NavDirection.left)

	@device_nav_right_button.pressed
	def device_nav_right_button(self, value):
		self._scroll_device_chain(NavDirection.right)

	def _scroll_device_chain(self, direction):
		view = self.application().view
		if not view.is_view_visible('Detail') or not view.is_view_visible('Detail/DeviceChain'):
			view.show_view('Detail')
			view.show_view('Detail/DeviceChain')
		else:
			view.scroll_view(direction, 'Detail/DeviceChain', False)