全选按钮默认flaseflase

@@ -151,6 +151,7 @@ class _StatisticsPageState extends State<StatisticsPage> {
           }
           }
           break;
           break;
       }
       }
+      _provider.tableHeaderModel.select = false;
       _provider.notifyListeners();
       _provider.notifyListeners();
     }
     }
   }
   }