1、优化ListView刷新数据

lib/widget/my_refresh_list_public.dart

@@ -181,7 +181,9 @@ class _MyListViewPublicState extends State<MyListViewPublic> {
       stateType = StateType.success; //显示成功布局
     }
     _isLoading = false;
-    setState(() {});
+    if (mounted) {
+      setState(() {});
+    }
   }
 
   void _requestError(r,s) {