优化关注模块和登陆功能

RustTools/Views/ConcernPage.xaml

@@ -40,7 +40,6 @@
                     Grid.Column="0"
                     ItemTemplate="{StaticResource ConCernItem}"
                     ItemsSource="{x:Bind communitylist}"
-                    Loaded="ListViewA_Loaded"
                     ScrollViewer.HorizontalScrollBarVisibility="Hidden"
                     ScrollViewer.VerticalScrollBarVisibility="Hidden"
                     SelectionChanged="ListViewA_SelectionChanged"

RustTools/Views/ConcernPage.xaml.cs

@@ -64,8 +64,10 @@ public sealed partial class ConcernPage : Page
                 communitylist.Add(item);
             }
 
-
+            if (ListViewA.Items.Count > 0)
-            ListViewA.SelectedIndex = 0;
+            {
+                ListViewA.SelectedIndex = 0;
+            }
         }
         catch (Exception e)
         {
@@ -124,13 +126,4 @@ public sealed partial class ConcernPage : Page
         gj.sc(selectedItem);
         dongtaixiaoxi();
     }
-
-    private void ListViewA_Loaded(object sender, RoutedEventArgs e)
-    {
-        // 检查是否有项目并设置默认选中项为第一个项
-        if (ListViewA.Items.Count > 0)
-        {
-            ListViewA.SelectedIndex = 0;
-        }
-    }
 }