Using RxApp replace ViewAction

v2rayN/ServiceLib/Enums/EViewAction.cs

@@ -32,16 +32,7 @@ public enum EViewAction
     FullConfigTemplateWindow,
     GlobalHotkeySettingWindow,
     SubSettingWindow,
-    DispatcherSpeedTest,
-    DispatcherRefreshConnections,
-    DispatcherRefreshProxyGroups,
-    DispatcherProxiesDelayTest,
-    DispatcherStatistics,
-    DispatcherServerAvailability,
-    DispatcherReload,
     DispatcherRefreshServersBiz,
     DispatcherRefreshIcon,
-    DispatcherCheckUpdate,
-    DispatcherCheckUpdateFinished,
     DispatcherShowMsg,
 }

v2rayN/ServiceLib/Handler/AppEvents.cs

@@ -12,4 +12,6 @@ public static class AppEvents
     public static readonly Subject<string> SendMsgViewRequested = new();
 
     public static readonly Subject<Unit> AppExitRequested = new();
+
+    public static readonly Subject<ServerSpeedItem> DispatcherStatisticsRequested = new();
 }

v2rayN/ServiceLib/ViewModels/CheckUpdateViewModel.cs

@@ -1,4 +1,6 @@
 using System.Reactive;
+using System.Reactive.Disposables;
+using System.Reactive.Linq;
 using System.Runtime.InteropServices;
 using DynamicData;
 using DynamicData.Binding;
@@ -188,7 +190,7 @@ public class CheckUpdateViewModel : MyReactiveObject
     {
         if (_lstUpdated.Count > 0 && _lstUpdated.Count(x => x.IsFinished == true) == _lstUpdated.Count)
         {
-            _updateView?.Invoke(EViewAction.DispatcherCheckUpdateFinished, false);
+            await UpdateFinishedSub(false);
             await Task.Delay(2000);
             await UpgradeCore();
 
@@ -198,11 +200,20 @@ public class CheckUpdateViewModel : MyReactiveObject
                 await UpgradeN();
             }
             await Task.Delay(1000);
-            _updateView?.Invoke(EViewAction.DispatcherCheckUpdateFinished, true);
+            await UpdateFinishedSub(true);
         }
     }
 
-    public void UpdateFinishedResult(bool blReload)
+    private async Task UpdateFinishedSub(bool blReload)
+    {
+        RxApp.MainThreadScheduler.Schedule(blReload, (scheduler, blReload) =>
+        {
+            _ = UpdateFinishedResult(blReload);
+            return Disposable.Empty;
+        });
+    }
+
+    public async Task UpdateFinishedResult(bool blReload)
     {
         if (blReload)
         {
@@ -299,10 +310,15 @@ public class CheckUpdateViewModel : MyReactiveObject
             CoreType = coreType,
             Remarks = msg,
         };
-        await _updateView?.Invoke(EViewAction.DispatcherCheckUpdate, item);
+
+        RxApp.MainThreadScheduler.Schedule(item, (scheduler, model) =>
+        {
+            _ = UpdateViewResult(model);
+            return Disposable.Empty;
+        });
     }
 
-    public void UpdateViewResult(CheckUpdateModel model)
+    public async Task UpdateViewResult(CheckUpdateModel model)
     {
         var found = _checkUpdateModel.FirstOrDefault(t => t.CoreType == model.CoreType);
         if (found == null)

v2rayN/ServiceLib/ViewModels/ClashConnectionsViewModel.cs

@@ -1,4 +1,5 @@
 using System.Reactive;
+using System.Reactive.Disposables;
 using System.Reactive.Linq;
 using DynamicData;
 using DynamicData.Binding;
@@ -64,10 +65,14 @@ public class ClashConnectionsViewModel : MyReactiveObject
             return;
         }
 
-        _ = _updateView?.Invoke(EViewAction.DispatcherRefreshConnections, ret?.connections);
+        RxApp.MainThreadScheduler.Schedule(ret?.connections, (scheduler, model) =>
+        {
+            _ = RefreshConnections(model);
+            return Disposable.Empty;
+        });
     }
 
-    public void RefreshConnections(List<ConnectionItem>? connections)
+    public async Task RefreshConnections(List<ConnectionItem>? connections)
     {
         _connectionItems.Clear();
 

v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs

@@ -1,4 +1,6 @@
 using System.Reactive;
+using System.Reactive.Concurrency;
+using System.Reactive.Disposables;
 using System.Reactive.Linq;
 using DynamicData;
 using DynamicData.Binding;
@@ -168,11 +170,11 @@ public class ClashProxiesViewModel : MyReactiveObject
 
         if (refreshUI)
         {
-            _updateView?.Invoke(EViewAction.DispatcherRefreshProxyGroups, null);
+            RxApp.MainThreadScheduler.Schedule(() => _ = RefreshProxyGroups());
         }
     }
 
-    public void RefreshProxyGroups()
+    public async Task RefreshProxyGroups()
     {
         if (_proxies == null)
         {
@@ -380,12 +382,17 @@ public class ClashProxiesViewModel : MyReactiveObject
                 return;
             }
 
-            await _updateView?.Invoke(EViewAction.DispatcherProxiesDelayTest, new SpeedTestResult() { IndexId = item.Name, Delay = result });
+            var model = new SpeedTestResult() { IndexId = item.Name, Delay = result };
+            RxApp.MainThreadScheduler.Schedule(model, (scheduler, model) =>
+            {
+                _ = ProxiesDelayTestResult(model);
+                return Disposable.Empty;
+            });
         });
         await Task.CompletedTask;
     }
 
-    public void ProxiesDelayTestResult(SpeedTestResult result)
+    public async Task ProxiesDelayTestResult(SpeedTestResult result)
     {
         //UpdateHandler(false, $"{item.name}={result}");
         var detail = _proxyDetails.FirstOrDefault(it => it.Name == result.IndexId);

v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs

@@ -1,4 +1,5 @@
 using System.Reactive;
+using System.Reactive.Concurrency;
 using ReactiveUI;
 using ReactiveUI.Fody.Helpers;
 using Splat;
@@ -278,19 +279,7 @@ public class MainWindowViewModel : MyReactiveObject
         {
             return;
         }
-        await _updateView?.Invoke(EViewAction.DispatcherStatistics, update);
+        AppEvents.DispatcherStatisticsRequested.OnNext(update);
-    }
-
-    public void SetStatisticsResult(ServerSpeedItem update)
-    {
-        if (_config.GuiItem.DisplayRealTimeSpeed)
-        {
-            Locator.Current.GetService<StatusBarViewModel>()?.UpdateStatistics(update);
-        }
-        if (_config.GuiItem.EnableStatistics && (update.ProxyUp + update.ProxyDown) > 0 && DateTime.Now.Second % 9 == 0)
-        {
-            Locator.Current.GetService<ProfilesViewModel>()?.UpdateStatistics(update);
-        }
     }
 
     public async Task MyAppExitAsync(bool blWindowsShutDown)
@@ -578,7 +567,7 @@ public class MainWindowViewModel : MyReactiveObject
         });
         Locator.Current.GetService<StatusBarViewModel>()?.TestServerAvailability();
 
-        _updateView?.Invoke(EViewAction.DispatcherReload, null);
+        RxApp.MainThreadScheduler.Schedule(() => _ = ReloadResult());
 
         BlReloadEnabled = true;
         if (_hasNextReloadJob)
@@ -588,7 +577,7 @@ public class MainWindowViewModel : MyReactiveObject
         }
     }
 
-    public void ReloadResult()
+    public async Task ReloadResult()
     {
         // BlReloadEnabled = true;
         //Locator.Current.GetService<StatusBarViewModel>()?.ChangeSystemProxyAsync(_config.systemProxyItem.sysProxyType, false);

v2rayN/ServiceLib/ViewModels/ProfilesViewModel.cs

@@ -1,4 +1,5 @@
 using System.Reactive;
+using System.Reactive.Disposables;
 using System.Reactive.Linq;
 using System.Text;
 using DynamicData;
@@ -247,13 +248,19 @@ public class ProfilesViewModel : MyReactiveObject
 
         #endregion WhenAnyValue && ReactiveCommand
 
-        if (_updateView != null)
+        #region AppEvents
-        {
+
-            AppEvents.ProfilesRefreshRequested
+        AppEvents.ProfilesRefreshRequested
             .AsObservable()
             .ObserveOn(RxApp.MainThreadScheduler)
-            .Subscribe(async _ => await RefreshServersBiz());//.DisposeWith(_disposables);
+            .Subscribe(async _ => await RefreshServersBiz());
-        }
+
+        AppEvents.DispatcherStatisticsRequested
+            .AsObservable()
+            .ObserveOn(RxApp.MainThreadScheduler)
+            .Subscribe(async result => await UpdateStatistics(result));
+
+        #endregion AppEvents
 
         _ = Init();
     }
@@ -278,7 +285,7 @@ public class ProfilesViewModel : MyReactiveObject
         Locator.Current.GetService<MainWindowViewModel>()?.Reload();
     }
 
-    public void SetSpeedTestResult(SpeedTestResult result)
+    public async Task SetSpeedTestResult(SpeedTestResult result)
     {
         if (result.IndexId.IsNullOrEmpty())
         {
@@ -305,8 +312,15 @@ public class ProfilesViewModel : MyReactiveObject
         //_profileItems.Replace(item, JsonUtils.DeepCopy(item));
     }
 
-    public void UpdateStatistics(ServerSpeedItem update)
+    public async Task UpdateStatistics(ServerSpeedItem update)
     {
+        if (!_config.GuiItem.EnableStatistics
+            || (update.ProxyUp + update.ProxyDown) <= 0
+            || DateTime.Now.Second % 3 != 0)
+        {
+            return;
+        }
+
         try
         {
             var item = _profileItems.FirstOrDefault(it => it.IndexId == update.IndexId);
@@ -753,7 +767,14 @@ public class ProfilesViewModel : MyReactiveObject
             return;
         }
 
-        _speedtestService ??= new SpeedtestService(_config, (SpeedTestResult result) => _updateView?.Invoke(EViewAction.DispatcherSpeedTest, result));
+        _speedtestService ??= new SpeedtestService(_config, async (SpeedTestResult result) =>
+        {
+            RxApp.MainThreadScheduler.Schedule(result, (scheduler, result) =>
+            {
+                _ = SetSpeedTestResult(result);
+                return Disposable.Empty;
+            });
+        });
         _speedtestService?.RunLoop(actionType, lstSelected);
     }
 

v2rayN/ServiceLib/ViewModels/StatusBarViewModel.cs

@@ -1,4 +1,5 @@
 using System.Reactive;
+using System.Reactive.Disposables;
 using System.Reactive.Linq;
 using System.Text;
 using DynamicData.Binding;
@@ -198,10 +199,20 @@ public class StatusBarViewModel : MyReactiveObject
 
         #endregion WhenAnyValue && ReactiveCommand
 
+        #region AppEvents
+
         if (updateView != null)
         {
             InitUpdateView(updateView);
         }
+
+        AppEvents.DispatcherStatisticsRequested
+            .AsObservable()
+            .ObserveOn(RxApp.MainThreadScheduler)
+            .Subscribe(async result => await UpdateStatistics(result));
+
+        #endregion AppEvents
+
         _ = Init();
     }
 
@@ -331,15 +342,24 @@ public class StatusBarViewModel : MyReactiveObject
             return;
         }
 
-        _updateView?.Invoke(EViewAction.DispatcherServerAvailability, ResUI.Speedtesting);
+        await TestServerAvailabilitySub(ResUI.Speedtesting);
 
         var msg = await Task.Run(ConnectionHandler.RunAvailabilityCheck);
 
         NoticeManager.Instance.SendMessageEx(msg);
-        _updateView?.Invoke(EViewAction.DispatcherServerAvailability, msg);
+        await TestServerAvailabilitySub(msg);
     }
 
-    public void TestServerAvailabilityResult(string msg)
+    private async Task TestServerAvailabilitySub(string msg)
+    {
+        RxApp.MainThreadScheduler.Schedule(msg, (scheduler, msg) =>
+        {
+            _ = TestServerAvailabilityResult(msg);
+            return Disposable.Empty;
+        });
+    }
+
+    public async Task TestServerAvailabilityResult(string msg)
     {
         RunningInfoDisplay = msg;
     }
@@ -508,8 +528,13 @@ public class StatusBarViewModel : MyReactiveObject
         await Task.CompletedTask;
     }
 
-    public void UpdateStatistics(ServerSpeedItem update)
+    public async Task UpdateStatistics(ServerSpeedItem update)
     {
+        if (!_config.GuiItem.DisplayRealTimeSpeed)
+        {
+            return;
+        }
+
         try
         {
             if (_config.IsRunningCore(ECoreType.sing_box))

v2rayN/v2rayN.Desktop/Views/CheckUpdateView.axaml.cs

@@ -1,6 +1,5 @@
 using System.Reactive.Disposables;
 using Avalonia.ReactiveUI;
-using Avalonia.Threading;
 using ReactiveUI;
 
 namespace v2rayN.Desktop.Views;
@@ -24,25 +23,6 @@ public partial class CheckUpdateView : ReactiveUserControl<CheckUpdateViewModel>
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
     {
-        switch (action)
-        {
-            case EViewAction.DispatcherCheckUpdate:
-                if (obj is null)
-                    return false;
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.UpdateViewResult((CheckUpdateModel)obj),
-                DispatcherPriority.Default);
-                break;
-
-            case EViewAction.DispatcherCheckUpdateFinished:
-                if (obj is null)
-                    return false;
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.UpdateFinishedResult((bool)obj),
-                DispatcherPriority.Default);
-                break;
-        }
-
         return await Task.FromResult(true);
     }
 }

v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml.cs

@@ -2,7 +2,6 @@ using System.Reactive.Disposables;
 using Avalonia.Controls;
 using Avalonia.Interactivity;
 using Avalonia.ReactiveUI;
-using Avalonia.Threading;
 using ReactiveUI;
 
 namespace v2rayN.Desktop.Views;
@@ -31,17 +30,6 @@ public partial class ClashConnectionsView : ReactiveUserControl<ClashConnections
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
     {
-        switch (action)
-        {
-            case EViewAction.DispatcherRefreshConnections:
-                if (obj is null)
-                    return false;
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.RefreshConnections((List<ConnectionItem>?)obj),
-                 DispatcherPriority.Default);
-                break;
-        }
-
         return await Task.FromResult(true);
     }
 

v2rayN/v2rayN.Desktop/Views/ClashProxiesView.axaml.cs

@@ -1,7 +1,6 @@
 using System.Reactive.Disposables;
 using Avalonia.Input;
 using Avalonia.ReactiveUI;
-using Avalonia.Threading;
 using DynamicData;
 using ReactiveUI;
 using Splat;
@@ -40,23 +39,6 @@ public partial class ClashProxiesView : ReactiveUserControl<ClashProxiesViewMode
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
     {
-        switch (action)
-        {
-            case EViewAction.DispatcherRefreshProxyGroups:
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.RefreshProxyGroups(),
-                    DispatcherPriority.Default);
-                break;
-
-            case EViewAction.DispatcherProxiesDelayTest:
-                if (obj is null)
-                    return false;
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.ProxiesDelayTestResult((SpeedTestResult)obj),
-                    DispatcherPriority.Default);
-                break;
-        }
-
         return await Task.FromResult(true);
     }
 

v2rayN/v2rayN.Desktop/Views/FullConfigTemplateWindow.axaml.cs

@@ -50,6 +50,7 @@ public partial class FullConfigTemplateWindow : WindowBase<FullConfigTemplateVie
     {
         ProcUtils.ProcessStart("https://github.com/2dust/v2rayN/wiki/Description-of-some-ui#%E5%AE%8C%E6%95%B4%E9%85%8D%E7%BD%AE%E6%A8%A1%E6%9D%BF%E8%AE%BE%E7%BD%AE");
     }
+
     private void Window_Loaded(object? sender, RoutedEventArgs e)
     {
         btnCancel.Focus();

v2rayN/v2rayN.Desktop/Views/GlobalHotkeySettingWindow.axaml.cs

@@ -135,6 +135,7 @@ public partial class GlobalHotkeySettingWindow : WindowBase<GlobalHotkeySettingV
 
         return res.ToString();
     }
+
     private void Window_Loaded(object? sender, RoutedEventArgs e)
     {
         btnCancel.Focus();

v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs

@@ -222,20 +222,6 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
                 DispatcherPriority.Default);
                 break;
 
-            case EViewAction.DispatcherStatistics:
-                if (obj is null)
-                    return false;
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.SetStatisticsResult((ServerSpeedItem)obj),
-                DispatcherPriority.Default);
-                break;
-
-            case EViewAction.DispatcherReload:
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.ReloadResult(),
-                DispatcherPriority.Default);
-                break;
-
             case EViewAction.Shutdown:
                 if (obj != null && _blCloseByUser == false)
                 {

v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs

@@ -211,6 +211,7 @@ public partial class OptionSettingWindow : WindowBase<OptionSettingViewModel>
             ViewModel.destOverride = clbdestOverride.SelectedItems.Cast<string>().ToList();
         }
     }
+
     private void Window_Loaded(object? sender, RoutedEventArgs e)
     {
         btnCancel.Focus();

v2rayN/v2rayN.Desktop/Views/ProfilesView.axaml.cs

@@ -183,15 +183,6 @@ public partial class ProfilesView : ReactiveUserControl<ProfilesViewModel>
                     return false;
                 return await new SubEditWindow((SubItem)obj).ShowDialog<bool>(_window);
 
-            case EViewAction.DispatcherSpeedTest:
-                if (obj is null)
-                    return false;
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.SetSpeedTestResult((SpeedTestResult)obj),
-                DispatcherPriority.Default);
-
-                break;
-
             case EViewAction.DispatcherRefreshServersBiz:
                 Dispatcher.UIThread.Post(RefreshServersBiz, DispatcherPriority.Default);
                 break;

v2rayN/v2rayN.Desktop/Views/RoutingSettingWindow.axaml.cs

@@ -135,6 +135,7 @@ public partial class RoutingSettingWindow : WindowBase<RoutingSettingViewModel>
             }
         }
     }
+
     private void Window_Loaded(object? sender, RoutedEventArgs e)
     {
         btnCancel.Focus();

v2rayN/v2rayN.Desktop/Views/StatusBarView.axaml.cs

@@ -56,15 +56,6 @@ public partial class StatusBarView : ReactiveUserControl<StatusBarViewModel>
     {
         switch (action)
         {
-            case EViewAction.DispatcherServerAvailability:
-                if (obj is null)
-                    return false;
-                Dispatcher.UIThread.Post(() =>
-                    ViewModel?.TestServerAvailabilityResult((string)obj),
-                DispatcherPriority.Default);
-                break;
-                 
-
             case EViewAction.DispatcherRefreshIcon:
                 Dispatcher.UIThread.Post(() =>
                 {

v2rayN/v2rayN.Desktop/Views/SubSettingWindow.axaml.cs

@@ -117,6 +117,7 @@ public partial class SubSettingWindow : WindowBase<SubSettingViewModel>
             menuClose_Click(null, null);
         }
     }
+
     private void Window_Loaded(object? sender, RoutedEventArgs e)
     {
         lstSubscription.Focus();

v2rayN/v2rayN/Views/CheckUpdateView.xaml.cs

@@ -1,6 +1,4 @@
 using System.Reactive.Disposables;
-using System.Windows;
-using System.Windows.Threading;
 using ReactiveUI;
 
 namespace v2rayN.Views;
@@ -24,27 +22,6 @@ public partial class CheckUpdateView
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
     {
-        switch (action)
-        {
-            case EViewAction.DispatcherCheckUpdate:
-                if (obj is null)
-                    return false;
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.UpdateViewResult((CheckUpdateModel)obj);
-                }), DispatcherPriority.Normal);
-                break;
-
-            case EViewAction.DispatcherCheckUpdateFinished:
-                if (obj is null)
-                    return false;
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.UpdateFinishedResult((bool)obj);
-                }), DispatcherPriority.Normal);
-                break;
-        }
-
         return await Task.FromResult(true);
     }
 }

v2rayN/v2rayN/Views/ClashConnectionsView.xaml.cs

@@ -1,7 +1,6 @@
 using System.Reactive.Disposables;
 using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Threading;
 using ReactiveUI;
 
 namespace v2rayN.Views;
@@ -33,18 +32,6 @@ public partial class ClashConnectionsView
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
     {
-        switch (action)
-        {
-            case EViewAction.DispatcherRefreshConnections:
-                if (obj is null)
-                    return false;
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.RefreshConnections((List<ConnectionItem>?)obj);
-                }), DispatcherPriority.Normal);
-                break;
-        }
-
         return await Task.FromResult(true);
     }
 

v2rayN/v2rayN/Views/ClashProxiesView.xaml.cs

@@ -1,7 +1,5 @@
 using System.Reactive.Disposables;
-using System.Windows;
 using System.Windows.Input;
-using System.Windows.Threading;
 using ReactiveUI;
 using Splat;
 
@@ -41,26 +39,6 @@ public partial class ClashProxiesView
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
     {
-        switch (action)
-        {
-            case EViewAction.DispatcherRefreshProxyGroups:
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.RefreshProxyGroups();
-                }), DispatcherPriority.Normal);
-                break;
-
-            case EViewAction.DispatcherProxiesDelayTest:
-
-                if (obj is null)
-                    return false;
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.ProxiesDelayTestResult((SpeedTestResult)obj);
-                }), DispatcherPriority.Normal);
-                break;
-        }
-
         return await Task.FromResult(true);
     }
 

v2rayN/v2rayN/Views/MainWindow.xaml.cs

@@ -212,22 +212,6 @@ public partial class MainWindow
                 }), DispatcherPriority.Normal);
                 break;
 
-            case EViewAction.DispatcherStatistics:
-                if (obj is null)
-                    return false;
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.SetStatisticsResult((ServerSpeedItem)obj);
-                }), DispatcherPriority.Normal);
-                break;
-
-            case EViewAction.DispatcherReload:
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.ReloadResult();
-                }), DispatcherPriority.Normal);
-                break;
-
             case EViewAction.Shutdown:
                 Application.Current?.Dispatcher.Invoke((() =>
                 {

v2rayN/v2rayN/Views/ProfilesView.xaml.cs

@@ -164,15 +164,6 @@ public partial class ProfilesView
                     return false;
                 return (new SubEditWindow((SubItem)obj)).ShowDialog() ?? false;
 
-            case EViewAction.DispatcherSpeedTest:
-                if (obj is null)
-                    return false;
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.SetSpeedTestResult((SpeedTestResult)obj);
-                }), DispatcherPriority.Normal);
-                break;
-
             case EViewAction.DispatcherRefreshServersBiz:
                 Application.Current?.Dispatcher.Invoke(RefreshServersBiz, DispatcherPriority.Normal);
                 break;

v2rayN/v2rayN/Views/StatusBarView.xaml.cs

@@ -77,17 +77,6 @@ public partial class StatusBarView
     {
         switch (action)
         {
-            case EViewAction.DispatcherServerAvailability:
-                if (obj is null)
-                    return false;
-                Application.Current?.Dispatcher.Invoke((() =>
-                {
-                    ViewModel?.TestServerAvailabilityResult((string)obj);
-                }), DispatcherPriority.Normal);
-                break;
-
-        
-
             case EViewAction.DispatcherRefreshIcon:
                 Application.Current?.Dispatcher.Invoke((async () =>
                 {