add others

lib/utils/QlNavigatorObserver.dart

@@ -0,0 +1,16 @@
+import 'package:flutter/cupertino.dart';
+import 'package:qinglong_app/base/routes.dart';
+
+class QlNavigatorObserver extends NavigatorObserver {
+  bool isInLoginPage = false;
+
+  @override
+  void didPush(Route route, Route? previousRoute) {
+    super.didPush(route, previousRoute);
+    if (Routes.route_LOGIN == route.settings.name) {
+      isInLoginPage = true;
+    } else {
+      isInLoginPage = false;
+    }
+  }
+}