def on_set(self):
scroll_text = self.scrollable.getvalue()
if self.when.valid():
if self.did is not None:
C3_interface.EEPROM.singleton.delete_did_alarm(self.did)
self.did = None
self.did = C3_interface.set_alarm(self.when.get() - self.countdown.get_countdown_duration(),
self.countdown.get(),
self.repeat.get(),
scroll_text,
effect_id=0,
sound_id=self.is_beeping.get())
self.disable()
self.set_b.config(state=Tkinter.DISABLED)
