61 lines
1.6 KiB
Python
61 lines
1.6 KiB
Python
"""Support for AlarmDecoder sensors (Shows Panel Display)."""
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.helpers.entity import Entity
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from homeassistant.helpers.typing import HomeAssistantType
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from .const import SIGNAL_PANEL_MESSAGE
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async def async_setup_entry(
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hass: HomeAssistantType, entry: ConfigEntry, async_add_entities
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):
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"""Set up for AlarmDecoder sensor."""
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entity = AlarmDecoderSensor()
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async_add_entities([entity])
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return True
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class AlarmDecoderSensor(Entity):
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"""Representation of an AlarmDecoder keypad."""
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def __init__(self):
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"""Initialize the alarm panel."""
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self._display = ""
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self._state = None
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self._icon = "mdi:alarm-check"
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self._name = "Alarm Panel Display"
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async def async_added_to_hass(self):
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"""Register callbacks."""
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self.async_on_remove(
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self.hass.helpers.dispatcher.async_dispatcher_connect(
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SIGNAL_PANEL_MESSAGE, self._message_callback
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)
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)
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def _message_callback(self, message):
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if self._display != message.text:
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self._display = message.text
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self.schedule_update_ha_state()
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@property
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def icon(self):
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"""Return the icon if any."""
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return self._icon
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@property
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def state(self):
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"""Return the overall state."""
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return self._display
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@property
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def name(self):
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"""Return the name of the device."""
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return self._name
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@property
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def should_poll(self):
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"""No polling needed."""
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return False
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