登录后重新渲染个人页面bug fixed

lib/states/region.dart

@@ -63,9 +63,17 @@ class RegionProvider extends ChangeNotifier {
     notifyListeners();
   }
 
+  // 覆盖临时的变量
   resetTemp() async {
     _tempProvinceName = _provinceName;
     _tempCityName = _cityName;
     notifyListeners();
   }
+
+  // 将临时的省市名设为空
+  clearTemp() {
+    _tempProvinceName = '';
+    _tempCityName = '';
+    notifyListeners();
+  }
 }