didPop method
The Navigator popped route
.
The route immediately below that one, and thus the newly active
route, is previousRoute
.
Implementation
@override
void didPop(Route route, Route? previousRoute) {
super.didPop(route, previousRoute);
_historyRoutes.remove(route);
if (previousRoute != null) {
routeStateChanged(previousRoute, CurrentState.resume);
}
}