core/homeassistant/components/hdmi_cec/switch.py

68 lines
2.1 KiB
Python

"""Support for HDMI CEC devices as switches."""
import logging
from homeassistant.components.switch import DOMAIN, SwitchEntity
from homeassistant.const import STATE_OFF, STATE_ON, STATE_STANDBY
from . import ATTR_NEW, CecEntity
_LOGGER = logging.getLogger(__name__)
ENTITY_ID_FORMAT = DOMAIN + ".{}"
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Find and return HDMI devices as switches."""
if ATTR_NEW in discovery_info:
_LOGGER.info("Setting up HDMI devices %s", discovery_info[ATTR_NEW])
entities = []
for device in discovery_info[ATTR_NEW]:
hdmi_device = hass.data.get(device)
entities.append(CecSwitchEntity(hdmi_device, hdmi_device.logical_address))
add_entities(entities, True)
class CecSwitchEntity(CecEntity, SwitchEntity):
"""Representation of a HDMI device as a Switch."""
def __init__(self, device, logical) -> None:
"""Initialize the HDMI device."""
CecEntity.__init__(self, device, logical)
self.entity_id = f"{DOMAIN}.hdmi_{hex(self._logical_address)[2:]}"
def turn_on(self, **kwargs) -> None:
"""Turn device on."""
self._device.turn_on()
self._state = STATE_ON
self.schedule_update_ha_state(force_refresh=False)
def turn_off(self, **kwargs) -> None:
"""Turn device off."""
self._device.turn_off()
self._state = STATE_OFF
self.schedule_update_ha_state(force_refresh=False)
def toggle(self, **kwargs):
"""Toggle the entity."""
self._device.toggle()
if self._state == STATE_ON:
self._state = STATE_OFF
else:
self._state = STATE_ON
self.schedule_update_ha_state(force_refresh=False)
@property
def is_on(self) -> bool:
"""Return True if entity is on."""
return self._state == STATE_ON
@property
def is_standby(self):
"""Return true if device is in standby."""
return self._state == STATE_OFF or self._state == STATE_STANDBY
@property
def state(self) -> str:
"""Return the cached state of device."""
return self._state