openCom-Companion/sbapp/plyer/platforms/win/battery.py

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2022-09-16 18:07:57 +02:00
'''
Module of Windows API for plyer.battery.
'''
from plyer.platforms.win.libs.batterystatus import battery_status
from plyer.facades import Battery
from ctypes.wintypes import BYTE
class WinBattery(Battery):
'''
Implementation of Windows battery API.
'''
def _get_state(self):
CHARGING = BYTE(8).value
UNKNOWN_STATUS = BYTE(255).value
status = {"isCharging": None, "percentage": None}
query = battery_status()
if not query:
return status
status["isCharging"] = (query["BatteryFlag"] != UNKNOWN_STATUS) and \
(query["BatteryFlag"] & CHARGING > 0)
status["percentage"] = query["BatteryLifePercent"]
return status
def instance():
'''
Instance for facade proxy.
'''
return WinBattery()