Plane.Libraries/Plane.Windows.Messages/AlertWindow.xaml

<Controls:MetroWindow x:Class="Plane.Windows.Messages.AlertWindow"
                      x:ClassModifier="internal"
                      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                      xmlns:Controls="http://metro.mahapps.com/winfx/xaml/controls"
                      WindowStartupLocation="CenterScreen"
                      ShowCloseButton="False"
                      MinWidth="700"
                      MinHeight="200"
                      ShowInTaskbar="False"
                      Topmost="True"
                      ResizeMode="NoResize"
                      SizeToContent="WidthAndHeight"
                      TextOptions.TextFormattingMode="Display"
                      TextOptions.TextRenderingMode="ClearType"
                      UseLayoutRounding="True">

    <Window.Resources>
        <ResourceDictionary>
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Controls.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Fonts.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Colors.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Accents/Blue.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Accents/BaseLight.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/VS/Colors.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/VS/Styles.xaml" />
                <ResourceDictionary Source="Styles.xaml" />
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </Window.Resources>

    <Window.Style>
        <StaticResource ResourceKey="AlertWindowStyle" />
    </Window.Style>

    <!-- todo: The TextOptions properties above fix a minor blurry image issue, but are only compatible with >= .NET 4.0 -->
    <Grid MaxWidth="600">
        <Grid.RowDefinitions>
            <RowDefinition Height="*" />
            <RowDefinition Height="Auto" />
            <RowDefinition Height="Auto" />
        </Grid.RowDefinitions>
        <Grid Grid.Row="0"
              MinHeight="69">
            <DockPanel>
                <Image Name="Image_MessageBox"
                       Width="32"
                       Height="32"
                       HorizontalAlignment="Left"
                       DockPanel.Dock="Left"
                       Margin="30,0,0,0"
                       Visibility="Collapsed" />
                <TextBlock Name="TextBlock_Message"
                           TextWrapping="Wrap"
                           MaxWidth="500"
                           Width="Auto"
                           VerticalAlignment="Center"
                           Margin="12,20,41,15"
                           FontSize="16" />
            </DockPanel>
        </Grid>
        <Grid Grid.Row="1">
            <Controls:MetroProgressBar Name="progressBar"
                                       IsIndeterminate="True"
                                       Visibility="Hidden"
                                       Foreground="{DynamicResource ProgressBarFillBrush}" />
        </Grid>
        <Grid Grid.Row="2"
              MinHeight="49"
              Margin="0,0,0,30">
            <DockPanel Margin="5,0">

                <!-- Cancel Button -->
                <Button Name="Button_Cancel"
                        MinWidth="88"
                        MaxWidth="160"
                        Height="26"
                        Margin="5,0"
                        HorizontalAlignment="Right"
                        Visibility="Collapsed"
                        IsCancel="True"
                        DockPanel.Dock="Right"
                        Click="Button_Cancel_Click">
                    <Label Name="Label_Cancel"
                           Padding="0"
                           Margin="10,0">_Cancel</Label>
                </Button>
                <!-- End Cancel Button -->

                <!-- No Button -->
                <Button Name="Button_No"
                        MinWidth="88"
                        MaxWidth="160"
                        Height="26"
                        Margin="5,0"
                        HorizontalAlignment="Right"
                        Visibility="Collapsed"
                        DockPanel.Dock="Right"
                        Click="Button_No_Click">
                    <Label Name="Label_No"
                           Padding="0"
                           Margin="10,0">_No</Label>
                </Button>
                <!-- End No Button -->

                <!-- Yes Button -->
                <Button Name="Button_Yes"
                        MinWidth="88"
                        MaxWidth="160"
                        Height="26"
                        Margin="35,0,5,0"
                        HorizontalAlignment="Right"
                        Visibility="Collapsed"
                        DockPanel.Dock="Right"
                        Click="Button_Yes_Click">
                    <Label Name="Label_Yes"
                           Padding="0"
                           Margin="10,0">_Yes</Label>
                </Button>
                <!-- End Yes Button -->

                <!-- OK Button -->
                <Button Name="Button_OK"
                        MinWidth="88"
                        MaxWidth="160"
                        Margin="35,0,5,0"
                        HorizontalAlignment="Right"
                        Height="26"
                        Click="Button_OK_Click">
                    <Label Name="Label_Ok"
                           Padding="0"
                           Margin="10,0">_OK</Label>
                </Button>
                <!-- End OK Button -->

            </DockPanel>
        </Grid>
    </Grid>
</Controls:MetroWindow>