Bug fix

v2rayN/ServiceLib/Manager/CoreAdminManager.cs

@@ -1,4 +1,3 @@
-using System.Diagnostics;
 using System.Text;
 using CliWrap;
 using CliWrap.Buffered;
@@ -31,7 +30,7 @@ public class CoreAdminManager
         await _updateFunc?.Invoke(notify, msg);
     }
 
-    public async Task<Process?> RunProcessAsLinuxSudo(string fileName, CoreInfo coreInfo, string configPath)
+    public async Task<ProcessService?> RunProcessAsLinuxSudo(string fileName, CoreInfo coreInfo, string configPath)
     {
         StringBuilder sb = new();
         sb.AppendLine("#!/bin/bash");
@@ -39,50 +38,25 @@ public class CoreAdminManager
         sb.AppendLine($"sudo -S {cmdLine}");
         var shFilePath = await FileManager.CreateLinuxShellFile("run_as_sudo.sh", sb.ToString(), true);
 
-        Process proc = new()
-        {
-            StartInfo = new()
-            {
-                FileName = shFilePath,
-                Arguments = "",
-                WorkingDirectory = Utils.GetBinConfigPath(),
-                UseShellExecute = false,
-                RedirectStandardInput = true,
-                RedirectStandardOutput = true,
-                RedirectStandardError = true,
-                CreateNoWindow = true,
-                StandardOutputEncoding = Encoding.UTF8,
-                StandardErrorEncoding = Encoding.UTF8,
-            }
-        };
+        var procService = new ProcessService(
+            fileName: shFilePath,
+            arguments: "",
+            workingDirectory: Utils.GetBinConfigPath(),
+            displayLog: true,
+            redirectInput: true,
+            environmentVars: null,
+            updateFunc: _updateFunc
+        );
 
-        void dataHandler(object sender, DataReceivedEventArgs e)
-        {
-            if (e.Data.IsNotEmpty())
-            {
-                _ = UpdateFunc(false, e.Data + Environment.NewLine);
-            }
-        }
+        await procService.StartAsync(AppManager.Instance.LinuxSudoPwd);
 
-        proc.OutputDataReceived += dataHandler;
-        proc.ErrorDataReceived += dataHandler;
-
-        proc.Start();
-        proc.BeginOutputReadLine();
-        proc.BeginErrorReadLine();
-
-        await Task.Delay(10);
-        await proc.StandardInput.WriteLineAsync(AppManager.Instance.LinuxSudoPwd);
-
-        await Task.Delay(100);
-        if (proc is null or { HasExited: true })
+        if (procService is null or { HasExited: true })
         {
             throw new Exception(ResUI.FailedToRunCore);
         }
+        _linuxSudoPid = procService.Id;
 
-        _linuxSudoPid = proc.Id;
-
-        return proc;
+        return procService;
     }
 
     public async Task KillProcessAsLinuxSudo()

v2rayN/ServiceLib/Manager/CoreManager.cs

@@ -1,6 +1,3 @@
-using System.Diagnostics;
-using System.Text;
-
 namespace ServiceLib.Manager;
 
 /// <summary>
@@ -11,8 +8,8 @@ public class CoreManager
     private static readonly Lazy<CoreManager> _instance = new(() => new());
     public static CoreManager Instance => _instance.Value;
     private Config _config;
-    private Process? _process;
-    private Process? _processPre;
+    private ProcessService? _processService;
+    private ProcessService? _processPreService;
     private bool _linuxSudo = false;
     private Func<bool, string, Task>? _updateFunc;
     private const string _tag = "CoreHandler";
@@ -89,13 +86,13 @@ public class CoreManager
 
         await CoreStart(node);
         await CoreStartPreService(node);
-        if (_process != null)
+        if (_processService != null)
         {
             await UpdateFunc(true, $"{node.GetSummary()}");
         }
     }
 
-    public async Task<int> LoadCoreConfigSpeedtest(List<ServerTestItem> selecteds)
+    public async Task<ProcessService?> LoadCoreConfigSpeedtest(List<ServerTestItem> selecteds)
     {
         var coreType = selecteds.Exists(t => t.ConfigType is EConfigType.Hysteria2 or EConfigType.TUIC or EConfigType.Anytls) ? ECoreType.sing_box : ECoreType.Xray;
         var fileName = string.Format(Global.CoreSpeedtestConfigFileName, Utils.GetGuid(false));
@@ -104,28 +101,22 @@ public class CoreManager
         await UpdateFunc(false, result.Msg);
         if (result.Success != true)
         {
-            return -1;
+            return null;
         }
 
         await UpdateFunc(false, string.Format(ResUI.StartService, DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss")));
         await UpdateFunc(false, configPath);
 
         var coreInfo = CoreInfoManager.Instance.GetCoreInfo(coreType);
-        var proc = await RunProcess(coreInfo, fileName, true, false);
-        if (proc is null)
-        {
-            return -1;
+        return await RunProcess(coreInfo, fileName, true, false);
     }
 
-        return proc.Id;
-    }
-
-    public async Task<int> LoadCoreConfigSpeedtest(ServerTestItem testItem)
+    public async Task<ProcessService?> LoadCoreConfigSpeedtest(ServerTestItem testItem)
     {
         var node = await AppManager.Instance.GetProfileItem(testItem.IndexId);
         if (node is null)
         {
-            return -1;
+            return null;
         }
 
         var fileName = string.Format(Global.CoreSpeedtestConfigFileName, Utils.GetGuid(false));
@@ -133,18 +124,12 @@ public class CoreManager
         var result = await CoreConfigHandler.GenerateClientSpeedtestConfig(_config, node, testItem, configPath);
         if (result.Success != true)
         {
-            return -1;
+            return null;
         }
 
         var coreType = AppManager.Instance.GetCoreType(node, node.ConfigType);
         var coreInfo = CoreInfoManager.Instance.GetCoreInfo(coreType);
-        var proc = await RunProcess(coreInfo, fileName, true, false);
-        if (proc is null)
-        {
-            return -1;
-        }
-
-        return proc.Id;
+        return await RunProcess(coreInfo, fileName, true, false);
     }
 
     public async Task CoreStop()
@@ -157,16 +142,18 @@ public class CoreManager
                 _linuxSudo = false;
             }
 
-            if (_process != null)
+            if (_processService != null)
             {
-                await ProcUtils.ProcessKill(_process, Utils.IsWindows());
-                _process = null;
+                await _processService.StopAsync();
+                _processService.Dispose();
+                _processService = null;
             }
 
-            if (_processPre != null)
+            if (_processPreService != null)
             {
-                await ProcUtils.ProcessKill(_processPre, Utils.IsWindows());
-                _processPre = null;
+                await _processPreService.StopAsync();
+                _processPreService.Dispose();
+                _processPreService = null;
             }
         }
         catch (Exception ex)
@@ -188,12 +175,12 @@ public class CoreManager
         {
             return;
         }
-        _process = proc;
+        _processService = proc;
     }
 
     private async Task CoreStartPreService(ProfileItem node)
     {
-        if (_process != null && !_process.HasExited)
+        if (_processService != null && !_processService.HasExited)
         {
             var coreType = AppManager.Instance.GetCoreType(node, node.ConfigType);
             var itemSocks = await ConfigHandler.GetPreSocksItem(_config, node, coreType);
@@ -210,7 +197,7 @@ public class CoreManager
                     {
                         return;
                     }
-                    _processPre = proc;
+                    _processPreService = proc;
                 }
             }
         }
@@ -225,7 +212,7 @@ public class CoreManager
 
     #region Process
 
-    private async Task<Process?> RunProcess(CoreInfo? coreInfo, string configPath, bool displayLog, bool mayNeedSudo)
+    private async Task<ProcessService?> RunProcess(CoreInfo? coreInfo, string configPath, bool displayLog, bool mayNeedSudo)
     {
         var fileName = CoreInfoManager.Instance.GetCoreExecFile(coreInfo, out var msg);
         if (fileName.IsNullOrEmpty())
@@ -256,55 +243,34 @@ public class CoreManager
         }
     }
 
-    private async Task<Process?> RunProcessNormal(string fileName, CoreInfo? coreInfo, string configPath, bool displayLog)
+    private async Task<ProcessService?> RunProcessNormal(string fileName, CoreInfo? coreInfo, string configPath, bool displayLog)
     {
-        Process proc = new()
-        {
-            StartInfo = new()
-            {
-                FileName = fileName,
-                Arguments = string.Format(coreInfo.Arguments, coreInfo.AbsolutePath ? Utils.GetBinConfigPath(configPath).AppendQuotes() : configPath),
-                WorkingDirectory = Utils.GetBinConfigPath(),
-                UseShellExecute = false,
-                RedirectStandardOutput = displayLog,
-                RedirectStandardError = displayLog,
-                CreateNoWindow = true,
-                StandardOutputEncoding = displayLog ? Encoding.UTF8 : null,
-                StandardErrorEncoding = displayLog ? Encoding.UTF8 : null,
-            }
-        };
+        var environmentVars = new Dictionary<string, string>();
         foreach (var kv in coreInfo.Environment)
         {
-            proc.StartInfo.Environment[kv.Key] = string.Format(kv.Value, coreInfo.AbsolutePath ? Utils.GetBinConfigPath(configPath).AppendQuotes() : configPath);
+            environmentVars[kv.Key] = string.Format(kv.Value, coreInfo.AbsolutePath ? Utils.GetBinConfigPath(configPath).AppendQuotes() : configPath);
         }
 
-        if (displayLog)
-        {
-            void dataHandler(object sender, DataReceivedEventArgs e)
-            {
-                if (e.Data.IsNotEmpty())
-                {
-                    _ = UpdateFunc(false, e.Data + Environment.NewLine);
-                }
-            }
-            proc.OutputDataReceived += dataHandler;
-            proc.ErrorDataReceived += dataHandler;
-        }
-        proc.Start();
+        var procService = new ProcessService(
+            fileName: fileName,
+            arguments: string.Format(coreInfo.Arguments, coreInfo.AbsolutePath ? Utils.GetBinConfigPath(configPath).AppendQuotes() : configPath),
+            workingDirectory: Utils.GetBinConfigPath(),
+            displayLog: displayLog,
+            redirectInput: false,
+            environmentVars: environmentVars,
+            updateFunc: _updateFunc
+        );
 
-        if (displayLog)
-        {
-            proc.BeginOutputReadLine();
-            proc.BeginErrorReadLine();
-        }
+        await procService.StartAsync();
 
         await Task.Delay(100);
-        AppManager.Instance.AddProcess(proc.Handle);
-        if (proc is null or { HasExited: true })
+        AppManager.Instance.AddProcess(procService.Handle);
+        if (procService is null or { HasExited: true })
         {
             throw new Exception(ResUI.FailedToRunCore);
         }
-        return proc;
+
+        return procService;
     }
 
     #endregion Process

v2rayN/ServiceLib/Resx/ResUI.Designer.cs

@@ -2913,6 +2913,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Bootstrap DNS (sing-box) 的本地化字符串。
+        /// </summary>
+        public static string TbSBBootstrapDNS {
+            get {
+                return ResourceManager.GetString("TbSBBootstrapDNS", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 sing-box Direct Resolution Strategy 的本地化字符串。
         /// </summary>
@@ -2932,16 +2941,7 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 sing-box DoH Resolver Server 的本地化字符串。
-        /// </summary>
-        public static string TbSBDoHResolverServer {
-            get {
-                return ResourceManager.GetString("TbSBDoHResolverServer", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 Fallback DNS Resolution, Suggest IP 的本地化字符串。
+        ///   查找类似 Fallback DNS Resolution, Require IP 的本地化字符串。
         /// </summary>
         public static string TbSBFallbackDNSResolve {
             get {

v2rayN/ServiceLib/Resx/ResUI.fa-Ir.resx

@@ -1425,11 +1425,11 @@
   <data name="TbSBOutboundDomainResolve" xml:space="preserve">
     <value>Resolve Outbound Domains</value>
   </data>
-  <data name="TbSBDoHResolverServer" xml:space="preserve">
-    <value>sing-box DoH Resolver Server</value>
+  <data name="TbSBBootstrapDNS" xml:space="preserve">
+    <value>Bootstrap DNS (sing-box)</value>
   </data>
   <data name="TbSBFallbackDNSResolve" xml:space="preserve">
-    <value>Fallback DNS Resolution, Suggest IP</value>
+    <value>Fallback DNS Resolution, Require IP</value>
   </data>
   <data name="TbXrayFreedomResolveStrategy" xml:space="preserve">
     <value>xray Freedom Resolution Strategy</value>

v2rayN/ServiceLib/Resx/ResUI.hu.resx

@@ -1425,11 +1425,11 @@
   <data name="TbSBOutboundDomainResolve" xml:space="preserve">
     <value>Resolve Outbound Domains</value>
   </data>
-  <data name="TbSBDoHResolverServer" xml:space="preserve">
-    <value>sing-box DoH Resolver Server</value>
+  <data name="TbSBBootstrapDNS" xml:space="preserve">
+    <value>Bootstrap DNS (sing-box)</value>
   </data>
   <data name="TbSBFallbackDNSResolve" xml:space="preserve">
-    <value>Fallback DNS Resolution, Suggest IP</value>
+    <value>Fallback DNS Resolution, Require IP</value>
   </data>
   <data name="TbXrayFreedomResolveStrategy" xml:space="preserve">
     <value>xray Freedom Resolution Strategy</value>

v2rayN/ServiceLib/Resx/ResUI.resx

@@ -1425,11 +1425,11 @@
   <data name="TbSBOutboundDomainResolve" xml:space="preserve">
     <value>Resolve Outbound Domains</value>
   </data>
-  <data name="TbSBDoHResolverServer" xml:space="preserve">
-    <value>sing-box DoH Resolver Server</value>
+  <data name="TbSBBootstrapDNS" xml:space="preserve">
+    <value>Bootstrap DNS (sing-box)</value>
   </data>
   <data name="TbSBFallbackDNSResolve" xml:space="preserve">
-    <value>Fallback DNS Resolution, Suggest IP</value>
+    <value>Fallback DNS Resolution, Require IP</value>
   </data>
   <data name="TbXrayFreedomResolveStrategy" xml:space="preserve">
     <value>xray Freedom Resolution Strategy</value>

v2rayN/ServiceLib/Resx/ResUI.ru.resx

@@ -1425,11 +1425,11 @@
   <data name="TbSBOutboundDomainResolve" xml:space="preserve">
     <value>Разрешать домены для исходящих соединений</value>
   </data>
-  <data name="TbSBDoHResolverServer" xml:space="preserve">
-    <value>Сервер DoH-резолвера (sing-box)</value>
+  <data name="TbSBBootstrapDNS" xml:space="preserve">
+    <value>Bootstrap DNS (sing-box)</value>
   </data>
   <data name="TbSBFallbackDNSResolve" xml:space="preserve">
-    <value>Резервное DNS-разрешение (рекомендуется указывать IP)</value>
+    <value>Fallback DNS Resolution, Require IP</value>
   </data>
   <data name="TbXrayFreedomResolveStrategy" xml:space="preserve">
     <value>Стратегия резолвинга Freedom (Xray)</value>

v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx

@@ -1422,11 +1422,11 @@
   <data name="TbSBOutboundDomainResolve" xml:space="preserve">
     <value>解析出站域名</value>
   </data>
-  <data name="TbSBDoHResolverServer" xml:space="preserve">
-    <value>sing-box DoH 解析服务器</value>
+  <data name="TbSBBootstrapDNS" xml:space="preserve">
+    <value>Bootstrap DNS (sing-box)</value>
   </data>
   <data name="TbSBFallbackDNSResolve" xml:space="preserve">
-    <value>兜底解析其他 DNS 域名，建议设为 ip</value>
+    <value>回退 DNS 解析，需指定为 IP</value>
   </data>
   <data name="TbXrayFreedomResolveStrategy" xml:space="preserve">
     <value>xray freedom 解析策略</value>

v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx

@@ -1422,11 +1422,11 @@
   <data name="TbSBOutboundDomainResolve" xml:space="preserve">
     <value>Resolve Outbound Domains</value>
   </data>
-  <data name="TbSBDoHResolverServer" xml:space="preserve">
-    <value>sing-box DoH Resolver Server</value>
+  <data name="TbSBBootstrapDNS" xml:space="preserve">
+    <value>Bootstrap DNS (sing-box)</value>
   </data>
   <data name="TbSBFallbackDNSResolve" xml:space="preserve">
-    <value>Fallback DNS Resolution, Suggest IP</value>
+    <value>Fallback DNS Resolution, Require IP</value>
   </data>
   <data name="TbXrayFreedomResolveStrategy" xml:space="preserve">
     <value>xray Freedom Resolution Strategy</value>

v2rayN/ServiceLib/Services/ProcessService.cs

@@ -0,0 +1,182 @@
+using System.Diagnostics;
+using System.Text;
+
+namespace ServiceLib.Services;
+
+public class ProcessService : IDisposable
+{
+    private readonly Process _process;
+    private readonly Func<bool, string, Task>? _updateFunc;
+    private bool _isDisposed;
+
+    public int Id => _process.Id;
+    public IntPtr Handle => _process.Handle;
+    public bool HasExited => _process.HasExited;
+
+    public ProcessService(
+        string fileName,
+        string arguments,
+        string workingDirectory,
+        bool displayLog,
+        bool redirectInput,
+        Dictionary<string, string>? environmentVars,
+        Func<bool, string, Task>? updateFunc)
+    {
+        _updateFunc = updateFunc;
+
+        _process = new Process
+        {
+            StartInfo = new ProcessStartInfo
+            {
+                FileName = fileName,
+                Arguments = arguments,
+                WorkingDirectory = workingDirectory,
+                UseShellExecute = false,
+                RedirectStandardInput = redirectInput,
+                RedirectStandardOutput = displayLog,
+                RedirectStandardError = displayLog,
+                CreateNoWindow = true,
+                StandardOutputEncoding = displayLog ? Encoding.UTF8 : null,
+                StandardErrorEncoding = displayLog ? Encoding.UTF8 : null,
+            },
+            EnableRaisingEvents = true
+        };
+
+        if (environmentVars != null)
+        {
+            foreach (var kv in environmentVars)
+            {
+                _process.StartInfo.Environment[kv.Key] = kv.Value;
+            }
+        }
+
+        if (displayLog)
+        {
+            RegisterEventHandlers();
+        }
+    }
+
+    public async Task StartAsync(string pwd = null)
+    {
+        _process.Start();
+
+        if (_process.StartInfo.RedirectStandardOutput)
+        {
+            _process.BeginOutputReadLine();
+            _process.BeginErrorReadLine();
+        }
+
+        if (_process.StartInfo.RedirectStandardInput)
+        {
+            await Task.Delay(10);
+            await _process.StandardInput.WriteLineAsync(pwd);
+        }
+    }
+
+    public async Task StopAsync()
+    {
+        if (_process.HasExited)
+        {
+            return;
+        }
+
+        try
+        {
+            if (_process.StartInfo.RedirectStandardOutput)
+            {
+                try
+                {
+                    _process.CancelOutputRead();
+                }
+                catch { }
+                try
+                {
+                    _process.CancelErrorRead();
+                }
+                catch { }
+            }
+
+            try
+            {
+                if (Utils.IsNonWindows())
+                {
+                    _process.Kill(true);
+                }
+            }
+            catch { }
+
+            try
+            {
+                _process.Kill();
+            }
+            catch { }
+
+            await Task.Delay(100);
+        }
+        catch (Exception ex)
+        {
+            await _updateFunc?.Invoke(true, ex.Message);
+        }
+    }
+
+    private void RegisterEventHandlers()
+    {
+        void dataHandler(object sender, DataReceivedEventArgs e)
+        {
+            if (e.Data.IsNotEmpty())
+            {
+                _ = _updateFunc?.Invoke(false, e.Data + Environment.NewLine);
+            }
+        }
+
+        _process.OutputDataReceived += dataHandler;
+        _process.ErrorDataReceived += dataHandler;
+
+        _process.Exited += (s, e) =>
+        {
+            try
+            {
+                _process.OutputDataReceived -= dataHandler;
+                _process.ErrorDataReceived -= dataHandler;
+            }
+            catch
+            {
+            }
+        };
+    }
+
+    public void Dispose()
+    {
+        if (_isDisposed)
+        {
+            return;
+        }
+
+        try
+        {
+            if (!_process.HasExited)
+            {
+                try
+                {
+                    _process.CancelOutputRead();
+                }
+                catch { }
+                try
+                {
+                    _process.CancelErrorRead();
+                }
+                catch { }
+
+                _process.Kill();
+            }
+
+            _process.Dispose();
+        }
+        catch (Exception ex)
+        {
+            _updateFunc?.Invoke(true, ex.Message);
+        }
+
+        _isDisposed = true;
+    }
+}

v2rayN/ServiceLib/Services/SpeedtestService.cs

@@ -182,11 +182,11 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
 
     private async Task<bool> RunRealPingAsync(List<ServerTestItem> selecteds, string exitLoopKey)
     {
-        var pid = -1;
+        ProcessService processService = null;
         try
         {
-            pid = await CoreManager.Instance.LoadCoreConfigSpeedtest(selecteds);
-            if (pid < 0)
+            processService = await CoreManager.Instance.LoadCoreConfigSpeedtest(selecteds);
+            if (processService is null)
             {
                 return false;
             }
@@ -216,10 +216,7 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
         }
         finally
         {
-            if (pid > 0)
-            {
-                await ProcUtils.ProcessKill(pid);
-            }
+            await processService?.StopAsync();
         }
         return true;
     }
@@ -244,11 +241,11 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
 
             tasks.Add(Task.Run(async () =>
             {
-                var pid = -1;
+                ProcessService processService = null;
                 try
                 {
-                    pid = await CoreManager.Instance.LoadCoreConfigSpeedtest(it);
-                    if (pid < 0)
+                    processService = await CoreManager.Instance.LoadCoreConfigSpeedtest(it);
+                    if (processService is null)
                     {
                         await UpdateFunc(it.IndexId, "", ResUI.FailedToRunCore);
                     }
@@ -275,10 +272,7 @@ public class SpeedtestService(Config config, Func<SpeedTestResult, Task> updateF
                 }
                 finally
                 {
-                    if (pid > 0)
-                    {
-                        await ProcUtils.ProcessKill(pid);
-                    }
+                    await processService?.StopAsync();
                     concurrencySemaphore.Release();
                 }
             }));

v2rayN/ServiceLib/ViewModels/DNSSettingViewModel.cs

@@ -1,4 +1,5 @@
 using System.Reactive;
+using System.Reactive.Linq;
 using ReactiveUI;
 using ReactiveUI.Fody.Helpers;
 
@@ -32,6 +33,8 @@ public class DNSSettingViewModel : MyReactiveObject
     [Reactive] public bool RayCustomDNSEnableCompatible { get; set; }
     [Reactive] public bool SBCustomDNSEnableCompatible { get; set; }
 
+    [ObservableAsProperty] public bool IsSimpleDNSEnabled { get; }
+
     public ReactiveCommand<Unit, Unit> SaveCmd { get; }
     public ReactiveCommand<Unit, Unit> ImportDefConfig4V2rayCompatibleCmd { get; }
     public ReactiveCommand<Unit, Unit> ImportDefConfig4SingboxCompatibleCmd { get; }
@@ -55,6 +58,10 @@ public class DNSSettingViewModel : MyReactiveObject
             await Task.CompletedTask;
         });
 
+        this.WhenAnyValue(x => x.RayCustomDNSEnableCompatible, x => x.SBCustomDNSEnableCompatible)
+            .Select(x => !(x.Item1 && x.Item2))
+            .ToPropertyEx(this, x => x.IsSimpleDNSEnabled);
+
         _ = Init();
     }
 

v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml

@@ -37,6 +37,7 @@
             <TabItem Header="{x:Static resx:ResUI.ThBasicDNSSettings}">
                 <ScrollViewer VerticalScrollBarVisibility="Visible">
                     <Grid
+                        x:Name="gridBasicDNSSettings"
                         Margin="{StaticResource Margin8}"
                         ColumnDefinitions="Auto,Auto,*"
                         RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto">
@@ -103,7 +104,7 @@
                             Grid.Column="0"
                             Margin="{StaticResource Margin4}"
                             VerticalAlignment="Center"
-                            Text="{x:Static resx:ResUI.TbSBDoHResolverServer}" />
+                            Text="{x:Static resx:ResUI.TbSBBootstrapDNS}" />
                         <ctrls:AutoCompleteBox
                             x:Name="cmbSBFinalResolverDNS"
                             Grid.Row="4"
@@ -187,6 +188,7 @@
             <TabItem Header="{x:Static resx:ResUI.ThAdvancedDNSSettings}">
                 <ScrollViewer VerticalScrollBarVisibility="Visible">
                     <Grid
+                        x:Name="gridAdvancedDNSSettings"
                         Margin="{StaticResource Margin8}"
                         ColumnDefinitions="Auto,Auto,*"
                         RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,*">

v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml.cs

@@ -1,4 +1,5 @@
 using System.Reactive.Disposables;
+using System.Reactive.Linq;
 using Avalonia.Controls;
 using Avalonia.Interactivity;
 using ReactiveUI;
@@ -67,16 +68,14 @@ public partial class DNSSettingWindow : WindowBase<DNSSettingViewModel>
             this.BindCommand(ViewModel, vm => vm.ImportDefConfig4V2rayCompatibleCmd, v => v.btnImportDefConfig4V2rayCompatible).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.ImportDefConfig4SingboxCompatibleCmd, v => v.btnImportDefConfig4SingboxCompatible).DisposeWith(disposables);
 
-            this.WhenAnyValue(
-                    x => x.ViewModel.RayCustomDNSEnableCompatible,
-                    x => x.ViewModel.SBCustomDNSEnableCompatible,
-                    (ray, sb) => ray && sb
-                ).BindTo(this.FindControl<TextBlock>("txtBasicDNSSettingsInvalid"), t => t.IsVisible);
-            this.WhenAnyValue(
-                    x => x.ViewModel.RayCustomDNSEnableCompatible,
-                    x => x.ViewModel.SBCustomDNSEnableCompatible,
-                    (ray, sb) => ray && sb
-                ).BindTo(this.FindControl<TextBlock>("txtAdvancedDNSSettingsInvalid"), t => t.IsVisible);
+            this.WhenAnyValue(x => x.ViewModel.IsSimpleDNSEnabled)
+                .Select(b => !b)
+                .BindTo(this.FindControl<TextBlock>("txtBasicDNSSettingsInvalid"), t => t.IsVisible);
+            this.WhenAnyValue(x => x.ViewModel.IsSimpleDNSEnabled)
+                .Select(b => !b)
+                .BindTo(this.FindControl<TextBlock>("txtAdvancedDNSSettingsInvalid"), t => t.IsVisible);
+            this.Bind(ViewModel, vm => vm.IsSimpleDNSEnabled, v => v.gridBasicDNSSettings.IsEnabled).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.IsSimpleDNSEnabled, v => v.gridAdvancedDNSSettings.IsEnabled).DisposeWith(disposables);
         });
     }
 

v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml

@@ -75,6 +75,7 @@
                     Width="{StaticResource IconButtonWidth}"
                     Height="{StaticResource IconButtonHeight}"
                     Margin="{StaticResource MarginLr8}"
+                    HorizontalAlignment="Left"
                     Theme="{DynamicResource BorderlessButton}">
                     <Button.Content>
                         <PathIcon Data="{StaticResource building_more}" Foreground="{DynamicResource ButtonDefaultTertiaryForeground}" />
@@ -208,8 +209,8 @@
                     Grid.Row="9"
                     Grid.Column="2"
                     Margin="{StaticResource Margin4}"
-                    Content="{x:Static resx:ResUI.TbSelectProfile}"
-                    Click="BtnSelectPrevProfile_Click" />
+                    Click="BtnSelectPrevProfile_Click"
+                    Content="{x:Static resx:ResUI.TbSelectProfile}" />
 
                 <TextBlock
                     Grid.Row="10"
@@ -228,8 +229,8 @@
                     Grid.Row="10"
                     Grid.Column="2"
                     Margin="{StaticResource Margin4}"
-                    Content="{x:Static resx:ResUI.TbSelectProfile}"
-                    Click="BtnSelectNextProfile_Click" />
+                    Click="BtnSelectNextProfile_Click"
+                    Content="{x:Static resx:ResUI.TbSelectProfile}" />
 
                 <TextBlock
                     Grid.Row="11"

v2rayN/v2rayN/Views/DNSSettingWindow.xaml

@@ -41,7 +41,7 @@
         <TabControl HorizontalContentAlignment="Left">
             <TabItem Header="{x:Static resx:ResUI.ThBasicDNSSettings}">
                 <ScrollViewer VerticalScrollBarVisibility="Visible">
-                    <Grid Margin="{StaticResource Margin8}">
+                    <Grid x:Name="gridBasicDNSSettings" Margin="{StaticResource Margin8}">
                         <Grid.RowDefinitions>
                             <RowDefinition Height="Auto" />
                             <RowDefinition Height="Auto" />
@@ -131,7 +131,7 @@
                             Margin="{StaticResource Margin8}"
                             VerticalAlignment="Center"
                             Style="{StaticResource ToolbarTextBlock}"
-                            Text="{x:Static resx:ResUI.TbSBDoHResolverServer}" />
+                            Text="{x:Static resx:ResUI.TbSBBootstrapDNS}" />
                         <ComboBox
                             x:Name="cmbSBFinalResolverDNS"
                             Grid.Row="4"
@@ -222,7 +222,7 @@
             </TabItem>
             <TabItem Header="{x:Static resx:ResUI.ThAdvancedDNSSettings}">
                 <ScrollViewer VerticalScrollBarVisibility="Visible">
-                    <Grid Margin="{StaticResource Margin8}">
+                    <Grid x:Name="gridAdvancedDNSSettings" Margin="{StaticResource Margin8}">
                         <Grid.RowDefinitions>
                             <RowDefinition Height="Auto" />
                             <RowDefinition Height="Auto" />

v2rayN/v2rayN/Views/DNSSettingWindow.xaml.cs

@@ -1,4 +1,5 @@
 using System.Reactive.Disposables;
+using System.Reactive.Linq;
 using System.Windows;
 using ReactiveUI;
 
@@ -65,18 +66,16 @@ public partial class DNSSettingWindow
             this.BindCommand(ViewModel, vm => vm.ImportDefConfig4V2rayCompatibleCmd, v => v.btnImportDefConfig4V2rayCompatible).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.ImportDefConfig4SingboxCompatibleCmd, v => v.btnImportDefConfig4SingboxCompatible).DisposeWith(disposables);
 
-            this.WhenAnyValue(
-                    x => x.ViewModel.RayCustomDNSEnableCompatible,
-                    x => x.ViewModel.SBCustomDNSEnableCompatible,
-                    (ray, sb) => ray && sb ? Visibility.Visible : Visibility.Collapsed)
+            this.WhenAnyValue(x => x.ViewModel.IsSimpleDNSEnabled)
+                .Select(b => b ? Visibility.Collapsed : Visibility.Visible)
                 .BindTo(this, x => x.txtBasicDNSSettingsInvalid.Visibility)
                 .DisposeWith(disposables);
-            this.WhenAnyValue(
-                    x => x.ViewModel.RayCustomDNSEnableCompatible,
-                    x => x.ViewModel.SBCustomDNSEnableCompatible,
-                    (ray, sb) => ray && sb ? Visibility.Visible : Visibility.Collapsed)
+            this.WhenAnyValue(x => x.ViewModel.IsSimpleDNSEnabled)
+                .Select(b => b ? Visibility.Collapsed : Visibility.Visible)
                 .BindTo(this, x => x.txtAdvancedDNSSettingsInvalid.Visibility)
                 .DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.IsSimpleDNSEnabled, v => v.gridBasicDNSSettings.IsEnabled).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.IsSimpleDNSEnabled, v => v.gridAdvancedDNSSettings.IsEnabled).DisposeWith(disposables);
         });
         WindowsUtils.SetDarkBorder(this, AppManager.Instance.Config.UiItem.CurrentTheme);
     }

v2rayN/v2rayN/Views/SubEditWindow.xaml

@@ -117,7 +117,7 @@
                 <materialDesign:PopupBox
                     Grid.Row="2"
                     Grid.Column="2"
-                    HorizontalAlignment="Right"
+                    HorizontalAlignment="Left"
                     StaysOpen="True"
                     Style="{StaticResource MaterialDesignToolForegroundPopupBox}">
                     <StackPanel>