hasChanged property
Returns boolean to identify brightness has changed with this plugin.
e.g
ScreenBrightness.setScreenBrightness
will make this true
ScreenBrightness.resetScreenBrightness
will make this false
Implementation
@override
Future<bool> get hasChanged async {
return await pluginMethodChannel.invokeMethod<bool>(methodNameHasChanged) ??
false;
}