♻️ refactor: 控件卸载后手动重置数据源

src/Desktop/RodelAgent.UI/Controls/Audio/AudioSideBody.xaml

@@ -19,7 +19,7 @@
             Style="{StaticResource PageScrollViewerStyle}"
             Visibility="{x:Bind ViewModel.IsHistoryEmpty, Mode=OneWay, Converter={StaticResource BoolToVisibilityReverseConverter}}">
             <Grid Margin="0,12,0,20">
-                <ItemsRepeater ItemsSource="{x:Bind ViewModel.History}">
+                <ItemsRepeater x:Name="HistoryRepeater" ItemsSource="{x:Bind ViewModel.History}">
                     <ItemsRepeater.ItemTemplate>
                         <DataTemplate x:DataType="items:AudioRecordItemViewModel">
                             <base:CardControl Command="{x:Bind DisplayCommand}">

src/Desktop/RodelAgent.UI/Controls/Audio/AudioSideBody.xaml.cs

@@ -11,4 +11,7 @@ public sealed partial class AudioSideBody : AudioPageControlBase
     /// Initializes a new instance of the <see cref="AudioSideBody"/> class.
     /// </summary>
     public AudioSideBody() => InitializeComponent();
+
+    protected override void OnControlUnloaded()
+        => HistoryRepeater.ItemsSource = null;
 }

src/Desktop/RodelAgent.UI/Controls/Chat/ChatGroupConfigPanel.xaml

@@ -210,7 +210,7 @@
                                     </Style>
                                 </Flyout.FlyoutPresenterStyle>
                                 <Grid Width="240">
-                                    <ItemsRepeater ItemsSource="{x:Bind ViewModel.TotalAgents}">
+                                    <ItemsRepeater x:Name="AgentRepeater" ItemsSource="{x:Bind ViewModel.TotalAgents}">
                                         <ItemsRepeater.ItemTemplate>
                                             <DataTemplate x:DataType="items:ChatAgentItemViewModel">
                                                 <local:ChatAgentItemControl

src/Desktop/RodelAgent.UI/Controls/Chat/ChatGroupConfigPanel.xaml.cs

@@ -68,6 +68,9 @@ protected override async void OnControlLoaded()
         }
     }
 
+    protected override void OnControlUnloaded()
+        => AgentRepeater.ItemsSource = null;
+
     private string GetEmoji()
         => _selectedEmoji?.Unicode ?? string.Empty;
 

src/Desktop/RodelAgent.UI/Controls/Chat/ChatHistoryPanel.xaml

@@ -49,7 +49,10 @@
             Grid.Row="1"
             Padding="8,0"
             Style="{StaticResource PageScrollViewerStyle}">
-            <ItemsRepeater Margin="0,0,0,12" ItemsSource="{x:Bind ViewModel.History}">
+            <ItemsRepeater
+                x:Name="HistoryRepeater"
+                Margin="0,0,0,12"
+                ItemsSource="{x:Bind ViewModel.History}">
                 <ItemsRepeater.Layout>
                     <StackLayout Spacing="4" />
                 </ItemsRepeater.Layout>

src/Desktop/RodelAgent.UI/Controls/Chat/ChatHistoryPanel.xaml.cs

@@ -11,4 +11,7 @@ public sealed partial class ChatHistoryPanel : ChatSessionControlBase
     /// Initializes a new instance of the <see cref="ChatHistoryPanel"/> class.
     /// </summary>
     public ChatHistoryPanel() => InitializeComponent();
+
+    protected override void OnControlUnloaded()
+        => HistoryRepeater.ItemsSource = null;
 }

src/Desktop/RodelAgent.UI/Controls/Chat/ChatSessionMainFooter.xaml

@@ -46,7 +46,10 @@
                                     MaxHeight="400"
                                     Padding="12,8"
                                     Style="{StaticResource PageScrollViewerStyle}">
-                                    <ItemsRepeater MinWidth="220" ItemsSource="{x:Bind ViewModel.Models}">
+                                    <ItemsRepeater
+                                        x:Name="ModelRepeater"
+                                        MinWidth="220"
+                                        ItemsSource="{x:Bind ViewModel.Models}">
                                         <ItemsRepeater.ItemTemplate>
                                             <DataTemplate x:DataType="viewmodels:ChatModelItemViewModel">
                                                 <local:ChatModelItemControl ViewModel="{x:Bind}" />
@@ -89,7 +92,10 @@
                                     Padding="12,0"
                                     Style="{StaticResource PageScrollViewerStyle}"
                                     Visibility="{x:Bind ViewModel.IsServerEmpty, Mode=OneWay, Converter={StaticResource BoolToVisibilityReverseConverter}}">
-                                    <ItemsRepeater Margin="0,12" ItemsSource="{x:Bind ViewModel.Servers}">
+                                    <ItemsRepeater
+                                        x:Name="ServerRepeater"
+                                        Margin="0,12"
+                                        ItemsSource="{x:Bind ViewModel.Servers}">
                                         <ItemsRepeater.Layout>
                                             <StackLayout Spacing="4" />
                                         </ItemsRepeater.Layout>

src/Desktop/RodelAgent.UI/Controls/Chat/ChatSessionMainFooter.xaml.cs

@@ -32,6 +32,8 @@ protected override void OnControlLoaded()
     /// <inheritdoc/>
     protected override void OnControlUnloaded()
     {
+        ModelRepeater.ItemsSource = null;
+        ServerRepeater.ItemsSource = null;
         ViewModel.RequestFocusInput -= OnRequestFocusInput;
         ViewModel.RequestCloseFlyout -= OnRequestCloseFlyout;
     }

src/Desktop/RodelAgent.UI/Controls/Chat/ChatSideBody.xaml

@@ -29,7 +29,10 @@
                 </StackPanel.ChildrenTransitions>
                 <controls:CollapseHeader Title="{ext:Locale Name=Services}" IsCollapsed="{x:Bind ViewModel.IsServicesCollapsed, Mode=TwoWay}">
                     <controls:CollapseHeader.Element>
-                        <ItemsRepeater ItemsSource="{x:Bind ViewModel.Services, Mode=OneWay}" Layout="{StaticResource BasicLayout}">
+                        <ItemsRepeater
+                            x:Name="ServiceRepeater"
+                            ItemsSource="{x:Bind ViewModel.Services, Mode=OneWay}"
+                            Layout="{StaticResource BasicLayout}">
                             <ItemsRepeater.ItemTemplate>
                                 <DataTemplate x:DataType="viewmodels:ChatServiceItemViewModel">
                                     <local:ChatServiceItemControl ViewModel="{x:Bind}" />
@@ -42,7 +45,10 @@
                 <StackPanel Margin="0,12,0,0" Visibility="{x:Bind ViewModel.IsAgentListVisible, Mode=OneWay}">
                     <controls:CollapseHeader Title="{ext:Locale Name=Agents}" IsCollapsed="{x:Bind ViewModel.IsAgentsCollapsed, Mode=TwoWay}">
                         <controls:CollapseHeader.Element>
-                            <ItemsRepeater ItemsSource="{x:Bind ViewModel.Agents}" Layout="{StaticResource BasicLayout}">
+                            <ItemsRepeater
+                                x:Name="AgentRepeater"
+                                ItemsSource="{x:Bind ViewModel.Agents}"
+                                Layout="{StaticResource BasicLayout}">
                                 <ItemsRepeater.ItemTemplate>
                                     <DataTemplate x:DataType="items:ChatAgentItemViewModel">
                                         <local:ChatAgentItemControl Click="OnAgentItemClick" ViewModel="{x:Bind}">
@@ -76,7 +82,10 @@
                 <StackPanel Margin="0,12,0,0" Visibility="{x:Bind ViewModel.IsGroupListVisible, Mode=OneWay}">
                     <controls:CollapseHeader Title="{ext:Locale Name=Groups}" IsCollapsed="{x:Bind ViewModel.IsGroupsCollapsed, Mode=TwoWay}">
                         <controls:CollapseHeader.Element>
-                            <ItemsRepeater ItemsSource="{x:Bind ViewModel.Groups}" Layout="{StaticResource BasicLayout}">
+                            <ItemsRepeater
+                                x:Name="GroupRepeater"
+                                ItemsSource="{x:Bind ViewModel.Groups}"
+                                Layout="{StaticResource BasicLayout}">
                                 <ItemsRepeater.ItemTemplate>
                                     <DataTemplate x:DataType="items:ChatGroupItemViewModel">
                                         <local:ChatGroupItemControl ViewModel="{x:Bind}" />
@@ -95,7 +104,10 @@
                 Style="{StaticResource PageScrollViewerStyle}"
                 Visibility="{x:Bind ViewModel.IsServerEmpty, Mode=OneWay, Converter={StaticResource BoolToVisibilityReverseConverter}}">
                 <StackPanel Margin="0,0,0,20">
-                    <ItemsRepeater ItemsSource="{x:Bind ViewModel.Servers}" Layout="{StaticResource BasicLayout}">
+                    <ItemsRepeater
+                        x:Name="ServerRepeater"
+                        ItemsSource="{x:Bind ViewModel.Servers}"
+                        Layout="{StaticResource BasicLayout}">
                         <ItemsRepeater.ItemTemplate>
                             <DataTemplate x:DataType="items:McpServerItemViewModel">
                                 <local:McpServerItemControl ViewModel="{x:Bind}" />

src/Desktop/RodelAgent.UI/Controls/Chat/ChatSideBody.xaml.cs

@@ -11,6 +11,14 @@ public sealed partial class ChatSideBody : ChatPageControlBase
 {
     public ChatSideBody() => InitializeComponent();
 
+    protected override void OnControlUnloaded()
+    {
+        ServiceRepeater.ItemsSource = null;
+        AgentRepeater.ItemsSource = null;
+        GroupRepeater.ItemsSource = null;
+        ServerRepeater.ItemsSource = null;
+    }
+
     private void OnAgentItemClick(object sender, EventArgs e)
     {
         var data = (sender as ChatAgentItemControl)?.ViewModel;

src/Desktop/RodelAgent.UI/Controls/Chat/GroupAgentsPanel.xaml

@@ -11,7 +11,10 @@
 
     <Grid>
         <ScrollViewer Padding="8,0" Style="{StaticResource PageScrollViewerStyle}">
-            <ItemsRepeater Margin="0,8" ItemsSource="{x:Bind ViewModel.Agents}">
+            <ItemsRepeater
+                x:Name="AgentRepeater"
+                Margin="0,8"
+                ItemsSource="{x:Bind ViewModel.Agents}">
                 <ItemsRepeater.ItemTemplate>
                     <DataTemplate x:DataType="items:ChatAgentItemViewModel">
                         <local:ChatAgentItemControl ViewModel="{x:Bind}" />

src/Desktop/RodelAgent.UI/Controls/Chat/GroupAgentsPanel.xaml.cs

@@ -11,4 +11,7 @@ public sealed partial class GroupAgentsPanel : ChatSessionControlBase
     /// Initializes a new instance of the <see cref="GroupAgentsPanel"/> class.
     /// </summary>
     public GroupAgentsPanel() => InitializeComponent();
+
+    protected override void OnControlUnloaded()
+        => AgentRepeater.ItemsSource = null;
 }

src/Desktop/RodelAgent.UI/Controls/Chat/McpConfigDialog.xaml

@@ -121,7 +121,7 @@
                 Style="{StaticResource PageScrollViewerStyle}"
                 VerticalScrollBarVisibility="Hidden"
                 Visibility="Collapsed">
-                <ItemsRepeater ItemsSource="{x:Bind Variables}">
+                <ItemsRepeater x:Name="VariableRepeater" ItemsSource="{x:Bind Variables}">
                     <ItemsRepeater.Layout>
                         <StackLayout Spacing="4" />
                     </ItemsRepeater.Layout>

src/Desktop/RodelAgent.UI/Controls/Chat/McpConfigDialog.xaml.cs

@@ -14,7 +14,11 @@ public sealed partial class McpConfigDialog : AppDialog
     private readonly McpServerItemViewModel? _source;
     internal ObservableCollection<VariableItemViewModel> Variables { get; } = [];
 
-    public McpConfigDialog() => InitializeComponent();
+    public McpConfigDialog()
+    {
+        InitializeComponent();
+        Unloaded += OnUnloaded;
+    }
 
     public McpConfigDialog(McpServerItemViewModel vm)
         : this()
@@ -28,6 +32,12 @@ public McpConfigDialog(McpServerItemViewModel vm)
         CheckVariablesVisibility();
     }
 
+    private void OnUnloaded(object sender, RoutedEventArgs e)
+    {
+        VariableRepeater.ItemsSource = null;
+        Unloaded -= OnUnloaded;
+    }
+
     private void OnPrimaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
     {
         var name = NameBox.Text;

src/Desktop/RodelAgent.UI/Controls/Chat/McpServerItemControl.xaml

@@ -109,7 +109,10 @@
                                     HorizontalAlignment="Left"
                                     Text="{ext:Locale Name=Methods}" />
                                 <ScrollViewer Padding="16,0" Style="{StaticResource PageScrollViewerStyle}">
-                                    <ItemsRepeater Margin="0,0,0,12" ItemsSource="{x:Bind ViewModel.Functions, Mode=OneWay}">
+                                    <ItemsRepeater
+                                        x:Name="FunctionRepeater"
+                                        Margin="0,0,0,12"
+                                        ItemsSource="{x:Bind ViewModel.Functions, Mode=OneWay}">
                                         <ItemsRepeater.ItemTemplate>
                                             <DataTemplate x:DataType="items:AIFunctionItemViewModel">
                                                 <local:McpFunctionItemControl ViewModel="{x:Bind}" />

src/Desktop/RodelAgent.UI/Controls/Chat/McpServerItemControl.xaml.cs

@@ -23,6 +23,8 @@ protected override void OnControlUnloaded()
         {
             ViewModel.PropertyChanged += OnViewModelPropertyChanged;
         }
+
+        FunctionRepeater.ItemsSource = null;
     }
 
     private void OnViewModelPropertyChanged(object? sender, PropertyChangedEventArgs e)

src/Desktop/RodelAgent.UI/Controls/Draw/DrawSideBody.xaml

@@ -19,7 +19,7 @@
             Style="{StaticResource PageScrollViewerStyle}"
             Visibility="{x:Bind ViewModel.IsHistoryEmpty, Mode=OneWay, Converter={StaticResource BoolToVisibilityReverseConverter}}">
             <Grid Margin="0,12,0,20">
-                <ItemsRepeater ItemsSource="{x:Bind ViewModel.History}">
+                <ItemsRepeater x:Name="HistoryRepeater" ItemsSource="{x:Bind ViewModel.History}">
                     <ItemsRepeater.ItemTemplate>
                         <DataTemplate x:DataType="items:DrawRecordItemViewModel">
                             <base:CardControl Command="{x:Bind DisplayCommand}">

src/Desktop/RodelAgent.UI/Controls/Draw/DrawSideBody.xaml.cs

@@ -11,4 +11,7 @@ public sealed partial class DrawSideBody : DrawPageControlBase
     /// Initializes a new instance of the <see cref="DrawSideBody"/> class.
     /// </summary>
     public DrawSideBody() => InitializeComponent();
+
+    protected override void OnControlUnloaded()
+        => HistoryRepeater.ItemsSource = null;
 }

src/Desktop/RodelAgent.UI/Controls/EmojiPanel.xaml.cs

@@ -9,7 +9,7 @@ namespace RodelAgent.UI.Controls;
 /// </summary>
 public sealed partial class EmojiPanel : LayoutUserControlBase
 {
-    private readonly ObservableCollection<EmojiItem> _items = new();
+    private readonly ObservableCollection<EmojiItem> _items = [];
 
     /// <summary>
     /// Initializes a new instance of the <see cref="EmojiPanel"/> class.
@@ -28,14 +28,19 @@ protected override void OnControlLoaded()
     {
         if (_items.Count == 0)
         {
-            var emojis = EmojiStatics.GetEmojis().OrderBy(p => p.Group).ThenBy(p => p.Unicode);
-            foreach (var emoji in emojis)
+            foreach (var emoji in EmojiStatics.GetEmojis().OrderBy(p => p.Group).ThenBy(p => p.Unicode))
             {
                 _items.Add(emoji);
             }
         }
     }
 
+    protected override void OnControlUnloaded()
+    {
+        EmojiRepeater.ItemsSource = null;
+        _items.Clear();
+    }
+
     private void OnEmojiButtonClick(object sender, RoutedEventArgs e)
     {
         var context = (sender as Button)?.DataContext as EmojiItem;

src/Desktop/RodelAgent.UI/Controls/Settings/AboutSettingControl.xaml

@@ -37,6 +37,7 @@
                 <StackPanel Spacing="8">
                     <TextBlock HorizontalAlignment="Left" Text="{ext:Locale Name=Link}" />
                     <ItemsRepeater
+                        x:Name="LinkRepeater"
                         Margin="-12,0,0,0"
                         ItemTemplate="{StaticResource LinkItemTemplate}"
                         ItemsSource="{x:Bind ViewModel.Links}">
@@ -55,6 +56,7 @@
                 <StackPanel Spacing="8">
                     <TextBlock HorizontalAlignment="Left" Text="{ext:Locale Name=OpenSourceRepo}" />
                     <ItemsRepeater
+                        x:Name="LibraryRepeater"
                         Margin="-12,0,0,0"
                         ItemTemplate="{StaticResource LinkItemTemplate}"
                         ItemsSource="{x:Bind ViewModel.Libraries}">

src/Desktop/RodelAgent.UI/Controls/Settings/AboutSettingControl.xaml.cs

@@ -11,4 +11,10 @@ public sealed partial class AboutSettingControl : SettingsPageControlBase
     /// Initializes a new instance of the <see cref="AboutSettingControl"/> class.
     /// </summary>
     public AboutSettingControl() => InitializeComponent();
+
+    protected override void OnControlUnloaded()
+    {
+        LinkRepeater.ItemsSource = null;
+        LibraryRepeater.ItemsSource = null;
+    }
 }

src/Desktop/RodelAgent.UI/Pages/ChatPage.xaml.cs

@@ -12,11 +12,7 @@ public sealed partial class ChatPage : ChatPageBase
     /// <summary>
     /// Initializes a new instance of the <see cref="ChatPage"/> class.
     /// </summary>
-    public ChatPage()
-    {
-        InitializeComponent();
-        NavigationCacheMode = NavigationCacheMode.Required;
-    }
+    public ChatPage() => InitializeComponent();
 
     /// <inheritdoc/>
     protected override void OnPageLoaded()

src/Desktop/RodelAgent.UI/ViewModels/Core/ChatSessionViewModel/ChatSessionViewModel.Interop.cs

@@ -239,6 +239,11 @@ private async void OnWebMessageReceived(CoreWebView2 sender, CoreWebView2WebMess
 
                 ReloadWebThemeCommand.Execute(default);
                 SetInteropResourcesCommand.Execute(default);
+                if (_currentConversation != null)
+                {
+                    SetCurrentConversation(_currentConversation);
+                    SetInitialInteropHistoryCommand.Execute(_currentConversation?.History ?? []);
+                }
             }
         }
         else if (msg.StartsWith("data:", StringComparison.OrdinalIgnoreCase))

src/Desktop/RodelAgent.UI/ViewModels/Core/ChatSessionViewModel/ChatSessionViewModel.cs

@@ -65,11 +65,6 @@ public void InjectFunc(Func<int>? maxRounds)
 
     public async Task InitializeAsync(WebView2 view)
     {
-        if (_webView is not null)
-        {
-            return;
-        }
-
         if (_tokenTimer is null)
         {
             _tokenTimer = new DispatcherTimer
@@ -79,6 +74,7 @@ public async Task InitializeAsync(WebView2 view)
             _tokenTimer.Tick += OnTokenTimerTick;
         }
 
+        _webView?.Close();
         _webView = view;
         IsWebInitializing = true;
         IsWebInitialized = false;

src/Directory.Packages.props

@@ -55,15 +55,15 @@
     <PackageVersion Include="Richasy.AgentKernel.Connectors.ZhiPu" Version="0.0.7-preview6" />
     <PackageVersion Include="Richasy.AgentKernel.Core.Mcp" Version="0.0.7-preview6" />
     <PackageVersion Include="Richasy.AgentKernel.Definitions" Version="0.0.7-preview6" />
-    <PackageVersion Include="Richasy.WinUIKernel.AI" Version="0.0.7-preview6" />
+    <PackageVersion Include="Richasy.WinUIKernel.AI" Version="0.0.8-preview2" />
     <PackageVersion Include="RichasyKernel.Abstractions" Version="0.0.1" />
     <PackageVersion Include="Serilog" Version="4.2.0" />
     <PackageVersion Include="Serilog.Extensions.Logging" Version="9.0.1" />
     <PackageVersion Include="Serilog.Sinks.File" Version="7.0.0" />
     <PackageVersion Include="SimpleTrayIcon" Version="3.0.2" />
     <PackageVersion Include="SQLitePCLRaw.bundle_e_sqlite3" Version="2.1.10" />
-    <PackageVersion Include="SqlSugarCore" Version="5.1.4.192-preview01" />
-    <PackageVersion Include="System.Linq.AsyncEnumerable" Version="10.0.0-preview.3.25171.5" />
+    <PackageVersion Include="SqlSugarCore" Version="5.1.4.194-preview24" />
+    <PackageVersion Include="System.Linq.AsyncEnumerable" Version="10.0.0-preview.4.25258.110" />
     <PackageVersion Include="System.Private.Uri" Version="4.3.2" />
     <PackageVersion Include="Tiktoken" Version="2.2.0" />
     <PackageVersion Include="Microsoft.Bcl.HashCode" Version="6.0.0" />
@@ -86,8 +86,8 @@
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Abstractions" Version="9.0.0" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.2" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.2" />
-    <PackageVersion Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.26100.1742" />
-    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.7.250401001" />
+    <PackageVersion Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.26100.4188" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.7.250513003" />
     <PackageVersion Include="System.Diagnostics.DiagnosticSource" Version="9.0.0" />
     <PackageVersion Include="System.Drawing.Common" Version="9.0.0" />
     <PackageVersion Include="System.Linq.Async" Version="6.0.1" />