class Notifier:
"""
Notifier class is responsible for creating and managing the
notification
Args:
summary: title of the notification
message: message to be displayed
icon: icon of notification bar
"""
def __init__(self, app_name: str, summary: str, message: str = "", icon: str = "") -> None:
self._app_name = app_name
self._summary = summary
self._message = message
self._icon = icon
notify2.init(self._app_name)
self._notification = Notification(self._summary, self._message, self._icon)
def show(self, urgency_level: int = notify2.URGENCY_NORMAL) -> None:
"""
Show notification bar
Args:
urgency_level: level of urgency (NORMAL, LOW, CRITICAL)
"""
self._notification.set_urgency(urgency_level)
self._notification.show()
def close(self) -> None:
"""
Remove notification bar from tray
"""
self._notification.close()
import power
import time
import notify2
from notify2 import Notification
notify2.init("Charger Warning")
n = Notification("WARNING", "Laptop running on battery. Plug in charger!")
n.set_urgency(notify2.URGENCY_CRITICAL)
while (True):
source = power.PowerManagement().get_providing_power_source_type()
if source == power.POWER_TYPE_BATTERY:
n.show()
print('NOT CHARGING!')
else:
print('CHARGING')
time.sleep(300)