v2rayN/v2rayN/v2rayN.Desktop/Views/CustomConfigWindow.axaml

<Window
    x:Class="v2rayN.Desktop.Views.CustomConfigWindow"
    xmlns="https://github.com/avaloniaui"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:resx="clr-namespace:ServiceLib.Resx;assembly=ServiceLib"
    xmlns:vms="clr-namespace:ServiceLib.ViewModels;assembly=ServiceLib"
    Title="{x:Static resx:ResUI.menuCustomConfig}"
    Width="900"
    Height="600"
    x:DataType="vms:CustomConfigViewModel"
    ShowInTaskbar="False"
    WindowStartupLocation="CenterScreen"
    mc:Ignorable="d">
    <DockPanel Margin="{StaticResource Margin8}">
        <StackPanel
            Margin="{StaticResource Margin4}"
            HorizontalAlignment="Center"
            DockPanel.Dock="Bottom"
            Orientation="Horizontal">
            <Button
                x:Name="btnSave"
                Width="100"
                Content="{x:Static resx:ResUI.TbConfirm}"
                Cursor="Hand"
                IsDefault="True" />
            <Button
                x:Name="btnCancel"
                Width="100"
                Margin="{StaticResource MarginLr8}"
                Content="{x:Static resx:ResUI.TbCancel}"
                Cursor="Hand"
                IsCancel="True" />
        </StackPanel>

        <TabControl HorizontalContentAlignment="Stretch">
            <TabItem HorizontalAlignment="Left" Header="{x:Static resx:ResUI.TbRayCustomConfig}">
                <Grid Margin="{StaticResource Margin4}">
                    <Grid.RowDefinitions>
                        <RowDefinition Height="Auto" />
                        <RowDefinition Height="Auto" />
                        <RowDefinition Height="*" />
                    </Grid.RowDefinitions>

                    <TextBlock
                        Grid.Row="0"
                        Margin="{StaticResource Margin4}"
                        VerticalAlignment="Center"
                        Text="{x:Static resx:ResUI.TbRayCustomConfigDesc}" />
                    
                    <Grid Grid.Row="1">
                        <Grid.ColumnDefinitions>
                            <ColumnDefinition Width="Auto" />
                            <ColumnDefinition Width="Auto" />
                        </Grid.ColumnDefinitions>

                        <TextBlock
                            Grid.Column="0"
                            Margin="{StaticResource Margin4}"
                            VerticalAlignment="Center"
                            Text="{x:Static resx:ResUI.TbCustomConfigEnable}" />
                        <ToggleSwitch
                            x:Name="rayCustomConfigEnable"
                            Grid.Column="1"
                            Margin="{StaticResource Margin4}"
                            HorizontalAlignment="Left" />
                    </Grid>

                    <TextBox
                        x:Name="rayCustomConfig"
                        Grid.Row="2"
                        HorizontalAlignment="Stretch"
                        VerticalAlignment="Stretch"
                        BorderThickness="1"
                        Classes="TextArea"
                        Margin="{StaticResource Margin4}"
                        TextWrapping="Wrap"
                        Watermark="xray json config" />
                </Grid>
            </TabItem>
            <TabItem HorizontalAlignment="Left" Header="{x:Static resx:ResUI.TbCustomConfigSingbox}">
                <Grid Margin="{StaticResource Margin4}">
                    <Grid.RowDefinitions>
                        <RowDefinition Height="Auto" />
                        <RowDefinition Height="Auto" />
                        <RowDefinition Height="*" />
                    </Grid.RowDefinitions>

                    <TextBlock
                        Grid.Row="0"
                        Margin="{StaticResource Margin4}"
                        VerticalAlignment="Center"
                        Text="{x:Static resx:ResUI.TbSBCustomConfigDesc}" />
                    
                    <Grid Grid.Row="1">
                        <Grid.ColumnDefinitions>
                            <ColumnDefinition Width="Auto" />
                            <ColumnDefinition Width="Auto" />
                        </Grid.ColumnDefinitions>

                        <TextBlock
                            Grid.Column="0"
                            Margin="{StaticResource Margin4}"
                            VerticalAlignment="Center"
                            Text="{x:Static resx:ResUI.TbCustomConfigEnable}" />
                        <ToggleSwitch
                            x:Name="sbCustomConfigEnable"
                            Grid.Column="1"
                            Margin="{StaticResource Margin4}"
                            HorizontalAlignment="Left" />
                    </Grid>

                    <Grid Grid.Row="2" Margin="{StaticResource Margin4}" ColumnDefinitions="*,10,*">

                        <TextBox
                            x:Name="sbCustomConfig"
                            Grid.Column="0"
                            HorizontalAlignment="Stretch"
                            VerticalAlignment="Stretch"
                            BorderThickness="1"
                            Classes="TextArea"
                            Margin="{StaticResource Margin4}"
                            TextWrapping="Wrap"
                            Watermark="sing-box json config" />

                        <GridSplitter Grid.Column="1" HorizontalAlignment="Stretch" />

                        <TextBox
                            x:Name="sbCustomTunConfig"
                            Grid.Column="2"
                            HorizontalAlignment="Stretch"
                            VerticalAlignment="Stretch"
                            BorderThickness="1"
                            Classes="TextArea"
                            Margin="{StaticResource Margin4}"
                            TextWrapping="Wrap"
                            Watermark="sing-box json tun config" />
                    </Grid>
                </Grid>
            </TabItem>
        </TabControl>
    </DockPanel>
</Window>