Improve the clash connection

v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml

@@ -42,6 +42,23 @@
                 </Button.Content>
             </Button>
 
+            <Button
+                x:Name="btnAutofitColumnWidth"
+                Width="30"
+                Height="30"
+                Margin="8,0"
+                Classes="Success"
+                Theme="{DynamicResource BorderlessButton}"
+                ToolTip.Tip="{x:Static resx:ResUI.menuProfileAutofitColumnWidth}">
+                <Button.Content>
+                    <PathIcon
+                        Width="20"
+                        Height="20"
+                        Data="{StaticResource building_fit}"
+                        Foreground="{DynamicResource ButtonDefaultTertiaryForeground}" />
+                </Button.Content>
+            </Button>
+
             <TextBlock
                 Margin="8,0"
                 VerticalAlignment="Center"

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

@@ -1,3 +1,4 @@
+using Avalonia.Controls;
 using Avalonia.Interactivity;
 using Avalonia.ReactiveUI;
 using Avalonia.Threading;
@@ -12,6 +13,7 @@ namespace v2rayN.Desktop.Views
         {
             InitializeComponent();
             ViewModel = new ClashConnectionsViewModel(UpdateViewHandler);
+            btnAutofitColumnWidth.Click += BtnAutofitColumnWidth_Click;
 
             this.WhenActivated(disposables =>
             {
@@ -42,6 +44,19 @@ namespace v2rayN.Desktop.Views
             return await Task.FromResult(true);
         }
 
+        private void BtnAutofitColumnWidth_Click(object? sender, RoutedEventArgs e)
+        {
+            AutofitColumnWidth();
+        }
+
+        private void AutofitColumnWidth()
+        {
+            foreach (var it in lstConnections.Columns)
+            {
+                it.Width = new DataGridLength(1, DataGridLengthUnitType.Auto);
+            }
+        }
+
         private void btnClose_Click(object? sender, RoutedEventArgs e)
         {
             ViewModel?.ClashConnectionClose(false);