Remotely/Desktop.Linux/Views/PromptForAccessWindow.axaml

<Window 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:vm="clr-namespace:Remotely.Desktop.Linux.ViewModels;assembly=Remotely_Desktop"
        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
        x:Class="Remotely.Desktop.Linux.Views.PromptForAccessWindow"
        HasSystemDecorations="False"
        BorderBrush="DimGray"
        BorderThickness="1"
        Title="Remote Control Request" 
        MinHeight="200"
        MinWidth="250"
        Height="275" 
        Width="450"
        Icon="{Binding WindowIcon}">
  
  <Window.DataContext>
    <vm:PromptForAccessWindowViewModel />
  </Window.DataContext>

  <Grid>
    <Grid.RowDefinitions>
      <RowDefinition Height="Auto" />
      <RowDefinition />
      <RowDefinition Height="Auto" />
    </Grid.RowDefinitions>

    <Border Name="TitleBanner" Height="50" Background="{Binding TitleBackgroundColor}">
      <Grid Margin="10,4,0,0">

        <Grid.ColumnDefinitions>
          <ColumnDefinition Width="Auto" />
          <ColumnDefinition />
          <ColumnDefinition Width="Auto" />
          <ColumnDefinition Width="Auto" />
        </Grid.ColumnDefinitions>
        
        <Image Grid.Column="0" Height="50" Width="50" Source="{Binding Icon}" Margin="0,0,10,0"></Image>
        <TextBlock Grid.Column="1" Text="Remote Control Request" Foreground="{Binding TitleForegroundColor}"  FontWeight="Bold" FontSize="20" VerticalAlignment="Center" />
        <Button Grid.Column="2" Classes="TitlebarButton" Foreground="{Binding TitleButtonForegroundColor}"  Background="{Binding TitleBackgroundColor}" Command="{Binding MinimizeCommand}" CommandParameter="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type Window}}}" Content="__"/>
        <Button Grid.Column="3" Classes="TitlebarButton" Foreground="{Binding TitleButtonForegroundColor}"  Background="{Binding TitleBackgroundColor}" Command="{Binding CloseCommand}" CommandParameter="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type Window}}}" Content="X" />
      </Grid>
    </Border>

    <StackPanel Grid.Row="1">
      <TextBlock Classes="SectionHeader"  FontWeight="Bold" FontSize="18" Foreground="DimGray" Margin="10" TextWrapping="Wrap">
        A remote control session has been requested.
      </TextBlock>

      <TextBlock Classes="SectionHeader"
                 FontWeight="Bold"
                 FontSize="18"
                 Foreground="DimGray"
                 Margin="10"
                 TextWrapping="Wrap"
                 Text="{Binding RequestMessage}"></TextBlock>

    </StackPanel>

    <StackPanel Grid.Row="2" Orientation="Horizontal" HorizontalAlignment="Right" VerticalAlignment="Top">
      <Button Width="60" Height="40" Content="Yes" Margin="10"
              Classes="NormalButton"
              Command="{Binding SetResultYes}"
              CommandParameter="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type Window}}}"></Button>
      <Button Width="60" Height="40" Content="No" Margin="10"
              Classes="NormalButton"
              Command="{Binding SetResultNo}"
              CommandParameter="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type Window}}}"></Button>
    </StackPanel>

  </Grid>
</Window>