onInit method
Called immediately after the widget is allocated in memory. You might use this to initialize something for the controller.
Implementation
@override
void onInit() {
super.onInit();
getRingtoneName();
_displayNotificationSoundPreference(
SessionManagement.getNotificationSound());
_displayNotificationPopupPreference(
SessionManagement.getNotificationPopup());
_displayVibrationPreference(SessionManagement.getVibration());
displayMutePreference();
}