inabox/InABox.Avalonia/Dialogs/TextDialog/TextDialogView.axaml

<UserControl 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:components="using:InABox.Avalonia.Components"
             xmlns:dialogs="clr-namespace:InABox.Avalonia.Dialogs"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             x:Class="InABox.Avalonia.Dialogs.TextDialogView"
             x:DataType="dialogs:TextDialogViewModel">
    
    <UserControl.Resources>
        <dialogs:TextDialogVerticalAlignmentConverter x:Key="VerticalAlignmentConverter"/>
    </UserControl.Resources>
    
    <Grid>
        
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
            <RowDefinition Height="Auto"/>
        </Grid.RowDefinitions>
        
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="Auto"/>
            <ColumnDefinition Width="*"/>
            <ColumnDefinition Width="Auto"/>
        </Grid.ColumnDefinitions>
        
        <Label
            Grid.Row="0"
            Grid.Column="0"
            Grid.ColumnSpan="3"
            Margin="0,0,0,10"
            Content="{Binding Title}" />
        
        <TextBox Name="TextBox"
                 Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="3"
                 Text="{Binding Text}" 
                 AcceptsReturn="{Binding Multiline}"
                 Margin="0,0,0,10"
                 VerticalContentAlignment="{Binding Multiline,Converter={StaticResource VerticalAlignmentConverter}}"
                 TextWrapping="Wrap"/>
        
        <Button 
            Grid.Row="2" 
            Grid.Column="0" 
            Content="Cancel" 
            Command="{Binding CancelCommand}" 
            Classes="Standard"/>
        
        <Button 
            Grid.Row="2" 
            Grid.Column="2" 
            Content="OK" 
            Command="{Binding OKCommand}" 
            Classes="Standard"/>
        
    </Grid>
</UserControl>