up 7.19.3

* Fix

* Fix

.github/workflows/build-linux.yml

@@ -37,7 +37,7 @@ jobs:
         fetch-depth: '0'
 
     - name: Setup .NET
-      uses: actions/setup-dotnet@v5.0.1
+      uses: actions/setup-dotnet@v5.2.0
       with:
         dotnet-version: '8.0.x'
 

.github/workflows/build-osx.yml

@@ -32,7 +32,7 @@ jobs:
         fetch-depth: '0'
 
     - name: Setup
-      uses: actions/setup-dotnet@v5.0.1
+      uses: actions/setup-dotnet@v5.2.0
       with:
         dotnet-version: '8.0.x'
 

.github/workflows/build-windows-desktop.yml

@@ -32,7 +32,7 @@ jobs:
         fetch-depth: '0'
 
     - name: Setup
-      uses: actions/setup-dotnet@v5.0.1
+      uses: actions/setup-dotnet@v5.2.0
       with:
         dotnet-version: '8.0.x'
 

.github/workflows/build-windows.yml

@@ -29,7 +29,7 @@ jobs:
       uses: actions/checkout@v6.0.2
 
     - name: Setup
-      uses: actions/setup-dotnet@v5.0.1
+      uses: actions/setup-dotnet@v5.2.0
       with:
         dotnet-version: '8.0.x'
 

v2rayN/Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
 
     <PropertyGroup>
-        <Version>7.19.2</Version>
+        <Version>7.19.3</Version>
     </PropertyGroup>
 
     <PropertyGroup>

v2rayN/ServiceLib/Global.cs

@@ -95,7 +95,7 @@ public class Global
 
     public const string PolicyGroupDefaultAllFilter = $"^(?!.*(?:{PolicyGroupExcludeKeywords})).*$";
 
-    public static readonly List<string> PolicyGroupDefaultFilterList = 
+    public static readonly List<string> PolicyGroupDefaultFilterList =
     [
         // All nodes (exclude traffic/expiry info)
         PolicyGroupDefaultAllFilter,

v2rayN/ServiceLib/Handler/Builder/CoreConfigContextBuilder.cs

@@ -227,7 +227,7 @@ public class CoreConfigContextBuilder
     {
         var result = NodeValidatorResult.Empty();
 
-        if (node.Subid.IsNullOrEmpty())
+        if (node.Subid.IsNullOrEmpty() || node.ConfigType == EConfigType.Custom)
         {
             return (null, result);
         }
@@ -268,7 +268,8 @@ public class CoreConfigContextBuilder
         {
             IndexId = $"inner-{Utils.GetGuid(false)}",
             ConfigType = EConfigType.ProxyChain,
-            CoreType = node.CoreType ?? ECoreType.Xray,
+            CoreType = AppManager.Instance.GetCoreType(node, node.ConfigType),
+            Remarks = node.Remarks,
         };
         List<string?> childItems = [prevNode?.IndexId, node.IndexId, nextNode?.IndexId];
         var chainExtraItem = chainNode.GetProtocolExtra() with

v2rayN/ServiceLib/Handler/Builder/NodeValidator.cs

@@ -81,7 +81,9 @@ public class NodeValidator
         {
             var transportError = ValidateSingboxTransport(item.ConfigType, net);
             if (transportError != null)
+            {
                 v.Error(transportError);
+            }
 
             if (!Global.SingboxSupportConfigType.Contains(item.ConfigType))
             {

v2rayN/ServiceLib/Handler/ConfigHandler.cs

@@ -154,6 +154,7 @@ public static class ConfigHandler
             DownMbps = 100
         };
         config.ClashUIItem ??= new();
+        config.ClashUIItem.ConnectionsColumnItem ??= new();
         config.SystemProxyItem ??= new();
         config.WebDavItem ??= new();
         config.CheckUpdateItem ??= new();
@@ -722,8 +723,6 @@ public static class ConfigHandler
         profileItem.SetProtocolExtra(profileItem.GetProtocolExtra() with
         {
             SalamanderPass = profileItem.GetProtocolExtra().SalamanderPass?.TrimEx(),
-            UpMbps = profileItem.GetProtocolExtra().UpMbps is null or < 0 ? config.HysteriaItem.UpMbps : profileItem.GetProtocolExtra().UpMbps,
-            DownMbps = profileItem.GetProtocolExtra().DownMbps is null or < 0 ? config.HysteriaItem.DownMbps : profileItem.GetProtocolExtra().DownMbps,
             HopInterval = profileItem.GetProtocolExtra().HopInterval?.TrimEx(),
         });
 
@@ -1041,8 +1040,8 @@ public static class ConfigHandler
 
         if (profileItem.StreamSecurity.IsNotEmpty())
         {
-            if (profileItem.StreamSecurity != Global.StreamSecurity
-                 && profileItem.StreamSecurity != Global.StreamSecurityReality)
+            if (profileItem.StreamSecurity is not Global.StreamSecurity
+                 and not Global.StreamSecurityReality)
             {
                 profileItem.StreamSecurity = string.Empty;
             }

v2rayN/ServiceLib/Handler/CoreConfigHandler.cs

@@ -21,7 +21,7 @@ public static class CoreConfigHandler
                 _ => await GenerateClientCustomConfig(node, fileName)
             };
         }
-        else if (AppManager.Instance.GetCoreType(node, node.ConfigType) == ECoreType.sing_box)
+        else if (context.RunCoreType == ECoreType.sing_box)
         {
             result = new CoreConfigSingboxService(context).GenerateClientConfigContent();
         }
@@ -128,12 +128,11 @@ public static class CoreConfigHandler
     public static async Task<RetResult> GenerateClientSpeedtestConfig(Config config, CoreConfigContext context, ServerTestItem testItem, string fileName)
     {
         var result = new RetResult();
-        var node = context.Node;
         var initPort = AppManager.Instance.GetLocalPort(EInboundProtocol.speedtest);
         var port = Utils.GetFreePort(initPort + testItem.QueueNum);
         testItem.Port = port;
 
-        if (AppManager.Instance.GetCoreType(node, node.ConfigType) == ECoreType.sing_box)
+        if (context.RunCoreType == ECoreType.sing_box)
         {
             result = new CoreConfigSingboxService(context).GenerateClientSpeedtestConfig(port);
         }

v2rayN/ServiceLib/Manager/CoreManager.cs

@@ -132,7 +132,7 @@ public class CoreManager
             return null;
         }
 
-        var coreType = AppManager.Instance.GetCoreType(node, node.ConfigType);
+        var coreType = context.RunCoreType;
         var coreInfo = CoreInfoManager.Instance.GetCoreInfo(coreType);
         return await RunProcess(coreInfo, fileName, true, false);
     }

v2rayN/ServiceLib/Models/ConfigItems.cs

@@ -208,6 +208,7 @@ public class ClashUIItem
     public int ProxiesAutoDelayTestInterval { get; set; } = 10;
     public bool ConnectionsAutoRefresh { get; set; }
     public int ConnectionsRefreshInterval { get; set; } = 2;
+    public List<ColumnItem> ConnectionsColumnItem { get; set; }
 }
 
 [Serializable]

v2rayN/ServiceLib/Models/ServerTestItem.cs

@@ -9,6 +9,6 @@ public class ServerTestItem
     public EConfigType ConfigType { get; set; }
     public bool AllowTest { get; set; }
     public int QueueNum { get; set; }
-    public required ProfileItem Profile { get; set; }
+    public ProfileItem Profile { get; set; }
     public ECoreType CoreType { get; set; }
 }

v2rayN/ServiceLib/Models/V2rayConfig.cs

@@ -360,6 +360,7 @@ public class TlsSettings4Ray
     public bool? disableSystemRoot { get; set; }
     public string? echConfigList { get; set; }
     public string? echForceQuery { get; set; }
+    public Sockopt4Ray? echSockopt { get; set; }
 }
 
 public class CertificateSettings4Ray

v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxDnsService.cs

@@ -243,7 +243,6 @@ public partial class CoreConfigSingboxService
                 if (Utils.IsIpv6(predefined))
                 {
                     rule.answer = new List<string> { $"*. IN AAAA {predefined}" };
-
                 }
                 else
                 {

v2rayN/ServiceLib/Services/CoreConfig/V2ray/CoreConfigV2rayService.cs

@@ -316,16 +316,24 @@ public partial class CoreConfigV2rayService(CoreConfigContext context)
                 SsMethod = Global.None,
             });
 
-            foreach (var outbound in _coreConfig.outbounds.Where(outbound => outbound.streamSettings?.sockopt?.dialerProxy?.IsNullOrEmpty() ?? true))
+            foreach (var outbound in _coreConfig.outbounds
+                .Where(o => o.streamSettings?.sockopt?.dialerProxy?.IsNullOrEmpty() ?? true))
             {
-                outbound.streamSettings ??= new StreamSettings4Ray();
-                outbound.streamSettings.sockopt ??= new Sockopt4Ray();
-                outbound.streamSettings.sockopt.dialerProxy = "tun-project-ss";
+                outbound.streamSettings ??= new();
+                outbound.streamSettings.sockopt ??= new();
+                outbound.streamSettings.sockopt.dialerProxy = "tun-protect-ss";
+            }
+            // ech protected
+            foreach (var outbound in _coreConfig.outbounds
+                .Where(outbound => outbound.streamSettings?.tlsSettings?.echConfigList?.IsNullOrEmpty() == false))
+            {
+                outbound.streamSettings!.tlsSettings!.echSockopt ??= new();
+                outbound.streamSettings.tlsSettings.echSockopt.dialerProxy = "tun-protect-ss";
             }
             _coreConfig.outbounds.Add(new CoreConfigV2rayService(context with
             {
                 Node = protectNode,
-            }).BuildProxyOutbound("tun-project-ss"));
+            }).BuildProxyOutbound("tun-protect-ss"));
 
             _coreConfig.routing.rules ??= [];
             var hasBalancer = _coreConfig.routing.balancers is { Count: > 0 };

v2rayN/ServiceLib/Services/UpdateService.cs

@@ -363,44 +363,36 @@ public class UpdateService(Config config, Func<bool, string, Task> updateFunc)
         var geoipFiles = new List<string>();
         var geoSiteFiles = new List<string>();
 
-        //Collect used files list
+        // Collect from routing rules
         var routingItems = await AppManager.Instance.RoutingItems();
         foreach (var routing in routingItems)
         {
             var rules = JsonUtils.Deserialize<List<RulesItem>>(routing.RuleSet);
             foreach (var item in rules ?? [])
             {
-                foreach (var ip in item.Ip ?? [])
-                {
-                    var prefix = "geoip:";
-                    if (ip.StartsWith(prefix))
-                    {
-                        geoipFiles.Add(ip.Substring(prefix.Length));
-                    }
-                }
-
-                foreach (var domain in item.Domain ?? [])
-                {
-                    var prefix = "geosite:";
-                    if (domain.StartsWith(prefix))
-                    {
-                        geoSiteFiles.Add(domain.Substring(prefix.Length));
-                    }
-                }
+                AddPrefixedItems(item.Ip, "geoip:", geoipFiles);
+                AddPrefixedItems(item.Domain, "geosite:", geoSiteFiles);
             }
         }
 
-        //append dns items TODO
-        geoSiteFiles.Add("google");
-        geoSiteFiles.Add("cn");
-        geoSiteFiles.Add("geolocation-cn");
-        geoSiteFiles.Add("category-ads-all");
+        // Collect from DNS configuration
+        var dnsItem = await AppManager.Instance.GetDNSItem(ECoreType.sing_box);
+        if (dnsItem != null)
+        {
+            ExtractDnsRuleSets(dnsItem.NormalDNS, geoipFiles, geoSiteFiles);
+            ExtractDnsRuleSets(dnsItem.TunDNS, geoipFiles, geoSiteFiles);
+        }
 
+        // Append default items
+        geoSiteFiles.AddRange(["google", "cn", "geolocation-cn", "category-ads-all"]);
+
+        // Download files
         var path = Utils.GetBinPath("srss");
         if (!Directory.Exists(path))
         {
             Directory.CreateDirectory(path);
         }
+
         foreach (var item in geoipFiles.Distinct())
         {
             await UpdateSrsFile("geoip", item);
@@ -412,6 +404,63 @@ public class UpdateService(Config config, Func<bool, string, Task> updateFunc)
         }
     }
 
+    private void AddPrefixedItems(List<string>? items, string prefix, List<string> output)
+    {
+        if (items == null)
+        {
+            return;
+        }
+
+        foreach (var item in items)
+        {
+            if (item.StartsWith(prefix))
+            {
+                output.Add(item.Substring(prefix.Length));
+            }
+        }
+    }
+
+    private void ExtractDnsRuleSets(string? dnsJson, List<string> geoipFiles, List<string> geoSiteFiles)
+    {
+        if (string.IsNullOrEmpty(dnsJson))
+        {
+            return;
+        }
+
+        try
+        {
+            var dns = JsonUtils.Deserialize<Dns4Sbox>(dnsJson);
+            if (dns?.rules != null)
+            {
+                foreach (var rule in dns.rules)
+                {
+                    ExtractSrsRuleSets(rule, geoipFiles, geoSiteFiles);
+                }
+            }
+        }
+        catch { }
+    }
+
+    private void ExtractSrsRuleSets(Rule4Sbox? rule, List<string> geoipFiles, List<string> geoSiteFiles)
+    {
+        if (rule == null)
+        {
+            return;
+        }
+
+        AddPrefixedItems(rule.rule_set, "geosite-", geoSiteFiles);
+        AddPrefixedItems(rule.rule_set, "geoip-", geoipFiles);
+
+        // Handle nested rules recursively
+        if (rule.rules != null)
+        {
+            foreach (var nestedRule in rule.rules)
+            {
+                ExtractSrsRuleSets(nestedRule, geoipFiles, geoSiteFiles);
+            }
+        }
+    }
+
     private async Task UpdateSrsFile(string type, string srsName)
     {
         var srsUrl = string.IsNullOrEmpty(_config.ConstItem.SrsSourceUrl)

v2rayN/ServiceLib/ViewModels/AddServerViewModel.cs

@@ -27,10 +27,10 @@ public class AddServerViewModel : MyReactiveObject
     public string Ports { get; set; }
 
     [Reactive]
-    public int UpMbps { get; set; }
+    public int? UpMbps { get; set; }
 
     [Reactive]
-    public int DownMbps { get; set; }
+    public int? DownMbps { get; set; }
 
     [Reactive]
     public string HopInterval { get; set; }
@@ -113,8 +113,8 @@ public class AddServerViewModel : MyReactiveObject
         AlterId = int.TryParse(protocolExtra?.AlterId, out var result) ? result : 0;
         Flow = protocolExtra?.Flow ?? string.Empty;
         SalamanderPass = protocolExtra?.SalamanderPass ?? string.Empty;
-        UpMbps = protocolExtra?.UpMbps ?? _config.HysteriaItem.UpMbps;
-        DownMbps = protocolExtra?.DownMbps ?? _config.HysteriaItem.DownMbps;
+        UpMbps = protocolExtra?.UpMbps;
+        DownMbps = protocolExtra?.DownMbps;
         HopInterval = protocolExtra?.HopInterval.IsNullOrEmpty() ?? true ? Global.Hysteria2DefaultHopInt.ToString() : protocolExtra.HopInterval;
         VmessSecurity = protocolExtra?.VmessSecurity?.IsNullOrEmpty() == false ? protocolExtra.VmessSecurity : Global.DefaultSecurity;
         VlessEncryption = protocolExtra?.VlessEncryption.IsNullOrEmpty() == false ? protocolExtra.VlessEncryption : Global.None;
@@ -175,8 +175,8 @@ public class AddServerViewModel : MyReactiveObject
             AlterId = AlterId > 0 ? AlterId.ToString() : null,
             Flow = Flow.NullIfEmpty(),
             SalamanderPass = SalamanderPass.NullIfEmpty(),
-            UpMbps = UpMbps >= 0 ? UpMbps : null,
-            DownMbps = DownMbps >= 0 ? DownMbps : null,
+            UpMbps = UpMbps,
+            DownMbps = DownMbps,
             HopInterval = HopInterval.NullIfEmpty(),
             VmessSecurity = VmessSecurity.NullIfEmpty(),
             VlessEncryption = VlessEncryption.NullIfEmpty(),

v2rayN/ServiceLib/ViewModels/OptionSettingViewModel.cs

@@ -22,8 +22,8 @@ public class OptionSettingViewModel : MyReactiveObject
     [Reactive] public string defUserAgent { get; set; }
     [Reactive] public string mux4SboxProtocol { get; set; }
     [Reactive] public bool enableCacheFile4Sbox { get; set; }
-    [Reactive] public int hyUpMbps { get; set; }
-    [Reactive] public int hyDownMbps { get; set; }
+    [Reactive] public int? hyUpMbps { get; set; }
+    [Reactive] public int? hyDownMbps { get; set; }
     [Reactive] public bool enableFragment { get; set; }
 
     #endregion Core
@@ -336,8 +336,8 @@ public class OptionSettingViewModel : MyReactiveObject
         _config.CoreBasicItem.DefUserAgent = defUserAgent;
         _config.Mux4SboxItem.Protocol = mux4SboxProtocol;
         _config.CoreBasicItem.EnableCacheFile4Sbox = enableCacheFile4Sbox;
-        _config.HysteriaItem.UpMbps = hyUpMbps;
-        _config.HysteriaItem.DownMbps = hyDownMbps;
+        _config.HysteriaItem.UpMbps = hyUpMbps ?? 0;
+        _config.HysteriaItem.DownMbps = hyDownMbps ?? 0;
         _config.CoreBasicItem.EnableFragment = enableFragment;
 
         _config.GuiItem.AutoRun = AutoRun;

v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml

@@ -74,23 +74,28 @@
                 <DataGridTextColumn
                     Width="300"
                     Binding="{Binding Host}"
-                    Header="{x:Static resx:ResUI.TbSortingHost}" />
+                    Header="{x:Static resx:ResUI.TbSortingHost}"
+                    Tag="Host" />
                 <DataGridTextColumn
                     Width="500"
                     Binding="{Binding Chain}"
-                    Header="{x:Static resx:ResUI.TbSortingChain}" />
+                    Header="{x:Static resx:ResUI.TbSortingChain}"
+                    Tag="Chain" />
                 <DataGridTextColumn
                     Width="80"
                     Binding="{Binding Network}"
-                    Header="{x:Static resx:ResUI.TbSortingNetwork}" />
+                    Header="{x:Static resx:ResUI.TbSortingNetwork}"
+                    Tag="Network" />
                 <DataGridTextColumn
                     Width="160"
                     Binding="{Binding Type}"
-                    Header="{x:Static resx:ResUI.TbSortingType}" />
+                    Header="{x:Static resx:ResUI.TbSortingType}"
+                    Tag="Type" />
                 <DataGridTextColumn
                     Width="100"
                     Binding="{Binding Elapsed}"
-                    Header="{x:Static resx:ResUI.TbSortingTime}" />
+                    Header="{x:Static resx:ResUI.TbSortingTime}"
+                    Tag="Elapsed" />
             </DataGrid.Columns>
         </DataGrid>
     </DockPanel>

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

@@ -2,9 +2,15 @@ namespace v2rayN.Desktop.Views;
 
 public partial class ClashConnectionsView : ReactiveUserControl<ClashConnectionsViewModel>
 {
+    private static Config _config;
+    private static readonly string _tag = "ClashConnectionsView";
+
     public ClashConnectionsView()
     {
         InitializeComponent();
+
+        _config = AppManager.Instance.Config;
+
         ViewModel = new ClashConnectionsViewModel(UpdateViewHandler);
         btnAutofitColumnWidth.Click += BtnAutofitColumnWidth_Click;
 
@@ -19,7 +25,15 @@ public partial class ClashConnectionsView : ReactiveUserControl<ClashConnections
             this.Bind(ViewModel, vm => vm.HostFilter, v => v.txtHostFilter.Text).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.ConnectionCloseAllCmd, v => v.btnConnectionCloseAll).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.AutoRefresh, v => v.togAutoRefresh.IsChecked).DisposeWith(disposables);
+
+            AppEvents.AppExitRequested
+              .AsObservable()
+              .ObserveOn(RxApp.MainThreadScheduler)
+              .Subscribe(_ => StorageUI())
+              .DisposeWith(disposables);
         });
+
+        RestoreUI();
     }
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
@@ -51,4 +65,74 @@ public partial class ClashConnectionsView : ReactiveUserControl<ClashConnections
     {
         ViewModel?.ClashConnectionClose(false);
     }
+
+    #region UI
+
+    private void RestoreUI()
+    {
+        try
+        {
+            var lvColumnItem = _config.ClashUIItem?.ConnectionsColumnItem?.OrderBy(t => t.Index).ToList();
+            if (lvColumnItem == null)
+            {
+                return;
+            }
+
+            var displayIndex = 0;
+            foreach (var item in lvColumnItem)
+            {
+                foreach (var item2 in lstConnections.Columns)
+                {
+                    if (item2.Tag == null)
+                    {
+                        continue;
+                    }
+                    if (item2.Tag.Equals(item.Name))
+                    {
+                        if (item.Width < 0)
+                        {
+                            item2.IsVisible = false;
+                        }
+                        else
+                        {
+                            item2.Width = new DataGridLength(item.Width, DataGridLengthUnitType.Pixel);
+                            item2.DisplayIndex = displayIndex++;
+                        }
+                    }
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
+        }
+    }
+
+    private void StorageUI()
+    {
+        try
+        {
+            List<ColumnItem> lvColumnItem = new();
+            foreach (var item2 in lstConnections.Columns)
+            {
+                if (item2.Tag == null)
+                {
+                    continue;
+                }
+                lvColumnItem.Add(new()
+                {
+                    Name = (string)item2.Tag,
+                    Width = (int)(item2.IsVisible == true ? item2.ActualWidth : -1),
+                    Index = item2.DisplayIndex
+                });
+            }
+            _config.ClashUIItem.ConnectionsColumnItem = lvColumnItem;
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
+        }
+    }
+
+    #endregion UI
 }

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

@@ -7,6 +7,7 @@ public partial class ProfilesView : ReactiveUserControl<ProfilesViewModel>
 {
     private static Config _config;
     private Window? _window;
+    private static readonly string _tag = "ProfilesView";
 
     public ProfilesView()
     {
@@ -381,7 +382,7 @@ public partial class ProfilesView : ReactiveUserControl<ProfilesViewModel>
         }
         catch (Exception ex)
         {
-            Logging.SaveLog("ProfilesView", ex);
+            Logging.SaveLog(_tag, ex);
         }
     }
 
@@ -399,53 +400,67 @@ public partial class ProfilesView : ReactiveUserControl<ProfilesViewModel>
 
     private void RestoreUI()
     {
-        var lvColumnItem = _config.UiItem.MainColumnItem.OrderBy(t => t.Index).ToList();
-        var displayIndex = 0;
-        foreach (var item in lvColumnItem)
+        try
         {
+            var lvColumnItem = _config.UiItem.MainColumnItem.OrderBy(t => t.Index).ToList();
+            var displayIndex = 0;
+            foreach (var item in lvColumnItem)
+            {
+                foreach (var item2 in lstProfiles.Columns)
+                {
+                    if (item2.Tag == null)
+                    {
+                        continue;
+                    }
+                    if (item2.Tag.Equals(item.Name))
+                    {
+                        if (item.Width < 0)
+                        {
+                            item2.IsVisible = false;
+                        }
+                        else
+                        {
+                            item2.Width = new DataGridLength(item.Width, DataGridLengthUnitType.Pixel);
+                            item2.DisplayIndex = displayIndex++;
+                        }
+                        if (item.Name.ToLower().StartsWith("to"))
+                        {
+                            item2.IsVisible = _config.GuiItem.EnableStatistics;
+                        }
+                    }
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
+        }
+    }
+
+    private void StorageUI()
+    {
+        try
+        {
+            List<ColumnItem> lvColumnItem = new();
             foreach (var item2 in lstProfiles.Columns)
             {
                 if (item2.Tag == null)
                 {
                     continue;
                 }
-                if (item2.Tag.Equals(item.Name))
+                lvColumnItem.Add(new()
                 {
-                    if (item.Width < 0)
-                    {
-                        item2.IsVisible = false;
-                    }
-                    else
-                    {
-                        item2.Width = new DataGridLength(item.Width, DataGridLengthUnitType.Pixel);
-                        item2.DisplayIndex = displayIndex++;
-                    }
-                    if (item.Name.ToLower().StartsWith("to"))
-                    {
-                        item2.IsVisible = _config.GuiItem.EnableStatistics;
-                    }
-                }
+                    Name = (string)item2.Tag,
+                    Width = (int)(item2.IsVisible == true ? item2.ActualWidth : -1),
+                    Index = item2.DisplayIndex
+                });
             }
+            _config.UiItem.MainColumnItem = lvColumnItem;
         }
-    }
-
-    private void StorageUI()
-    {
-        List<ColumnItem> lvColumnItem = new();
-        foreach (var item2 in lstProfiles.Columns)
+        catch (Exception ex)
         {
-            if (item2.Tag == null)
-            {
-                continue;
-            }
-            lvColumnItem.Add(new()
-            {
-                Name = (string)item2.Tag,
-                Width = (int)(item2.IsVisible == true ? item2.ActualWidth : -1),
-                Index = item2.DisplayIndex
-            });
+            Logging.SaveLog(_tag, ex);
         }
-        _config.UiItem.MainColumnItem = lvColumnItem;
     }
 
     #endregion UI

v2rayN/v2rayN/Views/ClashConnectionsView.xaml

@@ -2,6 +2,7 @@
     x:Class="v2rayN.Views.ClashConnectionsView"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:base="clr-namespace:v2rayN.Base"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
@@ -78,25 +79,30 @@
                 </ContextMenu>
             </DataGrid.ContextMenu>
             <DataGrid.Columns>
-                <DataGridTextColumn
+                <base:MyDGTextColumn
                     Width="300"
                     Binding="{Binding Host}"
+                    ExName="Host"
                     Header="{x:Static resx:ResUI.TbSortingHost}" />
-                <DataGridTextColumn
+                <base:MyDGTextColumn
                     Width="500"
                     Binding="{Binding Chain}"
+                    ExName="Chain"
                     Header="{x:Static resx:ResUI.TbSortingChain}" />
-                <DataGridTextColumn
+                <base:MyDGTextColumn
                     Width="80"
                     Binding="{Binding Network}"
+                    ExName="Network"
                     Header="{x:Static resx:ResUI.TbSortingNetwork}" />
-                <DataGridTextColumn
+                <base:MyDGTextColumn
                     Width="160"
                     Binding="{Binding Type}"
+                    ExName="Type"
                     Header="{x:Static resx:ResUI.TbSortingType}" />
-                <DataGridTextColumn
+                <base:MyDGTextColumn
                     Width="100"
                     Binding="{Binding Elapsed}"
+                    ExName="Elapsed"
                     Header="{x:Static resx:ResUI.TbSortingTime}" />
             </DataGrid.Columns>
         </DataGrid>

v2rayN/v2rayN/Views/ClashConnectionsView.xaml.cs

@@ -1,4 +1,5 @@
 using System.Windows.Controls;
+using v2rayN.Base;
 
 namespace v2rayN.Views;
 
@@ -7,9 +8,14 @@ namespace v2rayN.Views;
 /// </summary>
 public partial class ClashConnectionsView
 {
+    private static Config _config;
+    private static readonly string _tag = "ClashConnectionsView";
+
     public ClashConnectionsView()
     {
         InitializeComponent();
+        _config = AppManager.Instance.Config;
+
         ViewModel = new ClashConnectionsViewModel(UpdateViewHandler);
         btnAutofitColumnWidth.Click += BtnAutofitColumnWidth_Click;
 
@@ -24,7 +30,15 @@ public partial class ClashConnectionsView
             this.Bind(ViewModel, vm => vm.HostFilter, v => v.txtHostFilter.Text).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.ConnectionCloseAllCmd, v => v.btnConnectionCloseAll).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.AutoRefresh, v => v.togAutoRefresh.IsChecked).DisposeWith(disposables);
+
+            AppEvents.AppExitRequested
+                .AsObservable()
+                .ObserveOn(RxApp.MainThreadScheduler)
+                .Subscribe(_ => StorageUI())
+                .DisposeWith(disposables);
         });
+
+        RestoreUI();
     }
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
@@ -48,7 +62,7 @@ public partial class ClashConnectionsView
         }
         catch (Exception ex)
         {
-            Logging.SaveLog("ClashConnectionsView", ex);
+            Logging.SaveLog(_tag, ex);
         }
     }
 
@@ -56,4 +70,71 @@ public partial class ClashConnectionsView
     {
         ViewModel?.ClashConnectionClose(false);
     }
+
+    #region UI
+
+    private void RestoreUI()
+    {
+        try
+        {
+            var lvColumnItem = _config.ClashUIItem?.ConnectionsColumnItem?.OrderBy(t => t.Index).ToList();
+            if (lvColumnItem == null)
+            {
+                return;
+            }
+
+            var displayIndex = 0;
+            foreach (var item in lvColumnItem)
+            {
+                foreach (var col in lstConnections.Columns.Cast<MyDGTextColumn>())
+                {
+                    if (col.ExName == item.Name)
+                    {
+                        if (item.Width > 0)
+                        {
+                            col.Width = item.Width;
+                        }
+
+                        col.DisplayIndex = displayIndex++;
+                        break;
+                    }
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
+        }
+    }
+
+    private void StorageUI()
+    {
+        try
+        {
+            List<ColumnItem> lvColumnItem = new();
+            foreach (var col in lstConnections.Columns.Cast<MyDGTextColumn>())
+            {
+                var name = col.ExName;
+                if (string.IsNullOrWhiteSpace(name))
+                {
+                    continue;
+                }
+
+                lvColumnItem.Add(new()
+                {
+                    Name = name,
+                    Width = (int)col.ActualWidth,
+                    Index = col.DisplayIndex
+                });
+            }
+
+            _config.ClashUIItem.ConnectionsColumnItem = lvColumnItem;
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
+        }
+    }
+
+    #endregion UI
 }

v2rayN/v2rayN/Views/ProfilesSelectWindow.xaml.cs

@@ -97,8 +97,7 @@ public partial class ProfilesSelectWindow
 
     private void LstProfiles_ColumnHeader_Click(object sender, RoutedEventArgs e)
     {
-        var colHeader = sender as DataGridColumnHeader;
-        if (colHeader == null || colHeader.TabIndex < 0 || colHeader.Column == null)
+        if (sender is not DataGridColumnHeader colHeader || colHeader.TabIndex < 0 || colHeader.Column == null)
         {
             return;
         }

v2rayN/v2rayN/Views/ProfilesView.xaml.cs

@@ -10,6 +10,7 @@ namespace v2rayN.Views;
 public partial class ProfilesView
 {
     private static Config _config;
+    private static readonly string _tag = "ProfilesView";
 
     public ProfilesView()
     {
@@ -232,8 +233,7 @@ public partial class ProfilesView
 
     private void LstProfiles_ColumnHeader_Click(object sender, RoutedEventArgs e)
     {
-        var colHeader = sender as DataGridColumnHeader;
-        if (colHeader == null || colHeader.TabIndex < 0 || colHeader.Column == null)
+        if (sender is not DataGridColumnHeader colHeader || colHeader.TabIndex < 0 || colHeader.Column == null)
         {
             return;
         }
@@ -339,7 +339,7 @@ public partial class ProfilesView
         }
         catch (Exception ex)
         {
-            Logging.SaveLog("ProfilesView", ex);
+            Logging.SaveLog(_tag, ex);
         }
     }
 
@@ -357,46 +357,59 @@ public partial class ProfilesView
 
     private void RestoreUI()
     {
-        var lvColumnItem = _config.UiItem.MainColumnItem.OrderBy(t => t.Index).ToList();
-        var displayIndex = 0;
-        foreach (var item in lvColumnItem)
+        try
         {
-            foreach (MyDGTextColumn item2 in lstProfiles.Columns)
+            var lvColumnItem = _config.UiItem.MainColumnItem.OrderBy(t => t.Index).ToList();
+            var displayIndex = 0;
+            foreach (var item in lvColumnItem)
             {
-                if (item2.ExName == item.Name)
+                foreach (var item2 in lstProfiles.Columns.Cast<MyDGTextColumn>())
                 {
-                    if (item.Width < 0)
+                    if (item2.ExName == item.Name)
                     {
-                        item2.Visibility = Visibility.Hidden;
-                    }
-                    else
-                    {
-                        item2.Width = item.Width;
-                        item2.DisplayIndex = displayIndex++;
-                    }
-                    if (item.Name.ToLower().StartsWith("to"))
-                    {
-                        item2.Visibility = _config.GuiItem.EnableStatistics ? Visibility.Visible : Visibility.Hidden;
+                        if (item.Width < 0)
+                        {
+                            item2.Visibility = Visibility.Hidden;
+                        }
+                        else
+                        {
+                            item2.Width = item.Width;
+                            item2.DisplayIndex = displayIndex++;
+                        }
+                        if (item.Name.ToLower().StartsWith("to"))
+                        {
+                            item2.Visibility = _config.GuiItem.EnableStatistics ? Visibility.Visible : Visibility.Hidden;
+                        }
                     }
                 }
             }
         }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
+        }
     }
 
     private void StorageUI()
     {
-        List<ColumnItem> lvColumnItem = new();
-        foreach (var t in lstProfiles.Columns)
+        try
         {
-            var item2 = (MyDGTextColumn)t;
-            lvColumnItem.Add(new()
+            List<ColumnItem> lvColumnItem = new();
+            foreach (var item2 in lstProfiles.Columns.Cast<MyDGTextColumn>())
             {
-                Name = item2.ExName,
-                Width = (int)(item2.Visibility == Visibility.Visible ? item2.ActualWidth : -1),
-                Index = item2.DisplayIndex
-            });
+                lvColumnItem.Add(new()
+                {
+                    Name = item2.ExName,
+                    Width = (int)(item2.Visibility == Visibility.Visible ? item2.ActualWidth : -1),
+                    Index = item2.DisplayIndex
+                });
+            }
+            _config.UiItem.MainColumnItem = lvColumnItem;
+        }
+        catch (Exception ex)
+        {
+            Logging.SaveLog(_tag, ex);
         }
-        _config.UiItem.MainColumnItem = lvColumnItem;
     }
 
     #endregion UI
@@ -405,7 +418,7 @@ public partial class ProfilesView
 
     private Point startPoint = new();
     private int startIndex = -1;
-    private string formatData = "ProfileItemModel";
+    private readonly string formatData = "ProfileItemModel";
 
     /// <summary>
     /// Helper to search up the VisualTree