hyzp_ybqx-Commit102：完善水印检查更新机制

lib/components/UserInfo.dart

@@ -4,6 +4,8 @@ import 'EncryptUtil.dart';
 import 'commonFun.dart';
 
 class UserInfo {
+  bool trialTag = true; //是否是试用版
+
   UserInfo({this.mapUserInfoRet}) {
     setUserInfo(theMapUserInfoRet: mapUserInfoRet);
   }
@@ -14,7 +16,13 @@ class UserInfo {
       mapUserInfo = theMapUserInfoRet["data"];
       print('mapUserInfo = ${mapUserInfo.toString()}');
       setQxInfo(mapUserInfo["qx_code"], mapUserInfo["qx_name"]);
+      setTrialTag();
+    }
   }
+
+  // 从服务器检查登录用户是否是试用版用户
+  setTrialTag() {
+    // 添加事件处理进行更新
   }
 
   //_mapGetData = {is_login: true, user_id: 135, token: 4C5B3F93FEACAEF4B6CAA7296F22CC67825D7E48B867614383D19E3F23DFE510}

lib/pages/tabs/Tabs.dart

@@ -27,11 +27,13 @@ class _TabsState extends State<Tabs> {
     try {
       if (mounted) {
         setState(() {});
+        if (g_userInfo.trialTag) {
           // 添加默认样式的水印
           _watermarkPlugin.addWatermark(context, "试用版本水印", rowCount: 4, columnCount: 8);
           // _watermarkPlugin必须放在这里，放在Widget build(BuildContext context)函数中会报错：
           // Dart Unhandled Exception: setState() or markNeedsBuild() called during build.
         }
+      }
     } catch (e) {
       print('setState(() {})异常：${e}');
     }
@@ -44,6 +46,7 @@ class _TabsState extends State<Tabs> {
 
   @override
   void initState() {
+    super.initState();
     getlistItems().then((value) => try_setState());
     print('widget.arguments = ${widget.arguments}');
     //_currentIndex = 3 == widget.arguments ? 0 : widget.arguments; //解决"我的"页面根据用户所属组及时刷新问题
@@ -59,8 +62,6 @@ class _TabsState extends State<Tabs> {
       bPreLoading = false;
       bLoginVerify = false; //处理延时登录，判断用户名登录是否验证通过
     });
-
-    super.initState();
   }
 
   double _activeIconWidth = 68;