Source code for velbus.messages.push_button_status
"""
:author: Thomas Delaet <thomas@delaet.org>
"""
import json
from velbus.message import Message
from velbus.command_registry import register_command
COMMAND_CODE = 0x00
[docs]class PushButtonStatusMessage(Message):
"""
send by: VMB6IN, VMB4RYLD
received by: VMB4RYLD
"""
def __init__(self, address=None):
Message.__init__(self)
self.closed = []
self.opened = []
self.closed_long = []
self.set_defaults(address)
[docs] def populate(self, priority, address, rtr, data):
"""
:return: None
"""
assert isinstance(data, bytes)
self.needs_high_priority(priority)
self.needs_no_rtr(rtr)
self.needs_data(data, 3)
self.set_attributes(priority, address, rtr)
self.closed = self.byte_to_channels(data[0])
self.opened = self.byte_to_channels(data[1])
self.closed_long = self.byte_to_channels(data[2])
[docs] def set_defaults(self, address):
if address is not None:
self.set_address(address)
self.set_high_priority()
self.set_no_rtr()
[docs] def to_json(self):
"""
:return: str
"""
json_dict = self.to_json_basic()
json_dict["closed_channels"] = self.closed
json_dict["opened_channels"] = self.opened
json_dict["closed_long_channels"] = self.closed_long
return json.dumps(json_dict)
[docs] def data_to_binary(self):
"""
:return: bytes
"""
return bytes(
[
COMMAND_CODE,
self.channels_to_byte(self.closed),
self.channels_to_byte(self.opened),
self.channels_to_byte(self.closed_long),
]
)
register_command(COMMAND_CODE, PushButtonStatusMessage)