v2rayN/v2rayN/v2rayN.Desktop/Views/SudoPasswordInputView.axaml

<UserControl
    x:Class="v2rayN.Desktop.Views.SudoPasswordInputView"
    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"
    d:DesignHeight="200"
    d:DesignWidth="400"
    mc:Ignorable="d">
    <DockPanel Margin="{StaticResource Margin8}">

        <Border
            Margin="{StaticResource Margin4}"
            VerticalAlignment="Center"
            DockPanel.Dock="Bottom"
            Theme="{DynamicResource CardBorder}">

            <StackPanel
                Margin="{StaticResource Margin4}"
                HorizontalAlignment="Center"
                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>
        </Border>

        <Border
            Margin="{StaticResource Margin4}"
            VerticalAlignment="Center"
            Theme="{DynamicResource CardBorder}">

            <Grid ColumnDefinitions="Auto,400" RowDefinitions="Auto,Auto,Auto">
                <TextBlock
                    Grid.Row="1"
                    Grid.Column="0"
                    Margin="{StaticResource Margin4}"
                    VerticalAlignment="Center"
                    Text="{x:Static resx:ResUI.TbSettingsLinuxSudoPassword}" />

                <TextBox
                    x:Name="txtPassword"
                    Grid.Row="1"
                    Grid.Column="1"
                    Margin="{StaticResource Margin4}"
                    Classes="revealPasswordButton"
                    Focusable="True" />

                <TextBlock
                    Grid.Row="2"
                    Grid.Column="1"
                    Margin="{StaticResource Margin4}"
                    VerticalAlignment="Center"
                    Text="{x:Static resx:ResUI.TbSettingsLinuxSudoPasswordTip}"
                    TextWrapping="Wrap" />
            </Grid>
        </Border>
    </DockPanel>
</UserControl>