closePopup method Null safety
- {bool isCancel = true}
override
Implementation
bool closePopup({bool isCancel = true}) {
if (isCancel)
Navigator.of(context, rootNavigator: true).pop();
else
Navigator.of(context, rootNavigator: true).popUntil((route) => !route.settings.name!.startsWith(PopupScreen.routeName));
if (widget.onClose != null) widget.onClose!();
return true;
}