Shrlalgo.RvKits/WPFluent/Controls/MessageWindow/MessageWindow.xaml

<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:controls="clr-namespace:WPFluent.Controls"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">

    <Style TargetType="{x:Type controls:MessageWindow}">
        <Setter Property="MaxWidth" Value="450" />
        <Setter Property="BorderThickness" Value="0" />
        <Setter Property="Background" Value="{DynamicResource SolidBackgroundFillColorBaseBrush}" />
        <Setter Property="FontSize" Value="14" />
        <Setter Property="Foreground" Value="{DynamicResource TextFillColorPrimaryBrush}" />
        <Setter Property="TextElement.FontWeight" Value="Regular" />
        <Setter Property="WindowStyle" Value="ToolWindow" />
        <Setter Property="ShowInTaskbar" Value="False" />
        <!--<Setter Property="AllowsTransparency" Value="False" />-->
        <Setter Property="RenderOptions.BitmapScalingMode" Value="Fant" />
        <Setter Property="ResizeMode" Value="NoResize" />
        <Setter Property="WindowState" Value="Normal" />
        <Setter Property="SnapsToDevicePixels" Value="True" />
        <Setter Property="OverridesDefaultStyle" Value="True" />
        <Setter Property="WindowChrome.WindowChrome">
            <Setter.Value>
                <!--
                    CaptionHeight removes the white block at the top of the application window.
                    GlassFrameThickness must be at least -1, otherwise the transparency for Mica will not work.
                -->
                <WindowChrome
                    CaptionHeight="1"
                    CornerRadius="0"
                    GlassFrameThickness="-1"
                    NonClientFrameEdges="None"
                    ResizeBorderThickness="0"
                    ResizeGripDirection="None"
                    UseAeroCaptionButtons="False" />
            </Setter.Value>
        </Setter>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type controls:MessageWindow}">
                    <Grid Background="{TemplateBinding Background}">
                        <AdornerDecorator>
                            <Grid>
                                <Grid.RowDefinitions>
                                    <RowDefinition Height="Auto" />
                                    <RowDefinition Height="*" />
                                    <RowDefinition Height="Auto" />
                                </Grid.RowDefinitions>
                                <Border Background="{DynamicResource LayerFillColorAltBrush}" Grid.RowSpan="2" />
                                <TextBlock
                                    FontWeight="SemiBold"
                                    Foreground="{TemplateBinding Foreground}"
                                    Grid.Row="0"
                                    Margin="12,12,12,0"
                                    Text="{TemplateBinding Title}"
                                    x:Name="Title" />

                                <controls:TitleBar
                                    Grid.Row="0"
                                    ShowMaximize="False"
                                    ShowMinimize="False" />

                                <ContentPresenter
                                    Content="{TemplateBinding Content}"
                                    ContentTemplate="{TemplateBinding ContentTemplate}"
                                    ContentTemplateSelector="{TemplateBinding ContentTemplateSelector}"
                                    Grid.Row="1"
                                    Margin="12,10,12,12"
                                    x:Name="ContentPresenter">
                                    <ContentPresenter.Resources>
                                        <Style BasedOn="{StaticResource {x:Type TextBlock}}" TargetType="{x:Type TextBlock}">
                                            <Setter Property="TextWrapping" Value="WrapWithOverflow" />
                                            <Setter Property="TextAlignment" Value="Justify" />
                                        </Style>
                                    </ContentPresenter.Resources>
                                </ContentPresenter>

                                <Border
                                    BorderBrush="{DynamicResource CardStrokeColorDefaultBrush}"
                                    BorderThickness="0,1,0,0"
                                    CornerRadius="0"
                                    Grid.Row="2"
                                    HorizontalAlignment="Stretch"
                                    Padding="12"
                                    VerticalAlignment="Bottom">
                                    <Grid>
                                        <Grid.ColumnDefinitions>
                                            <ColumnDefinition Width="*" x:Name="PrimaryColumn" />
                                            <ColumnDefinition Width="8" x:Name="FirstSpacer" />
                                            <ColumnDefinition Width="*" x:Name="SecondaryColumn" />
                                            <ColumnDefinition Width="8" x:Name="SecondSpacer" />
                                            <ColumnDefinition Width="*" x:Name="CloseColumn" />
                                        </Grid.ColumnDefinitions>

                                        <controls:Button
                                            Appearance="{TemplateBinding PrimaryButtonAppearance}"
                                            Command="{Binding RelativeSource={RelativeSource AncestorType={x:Type controls:MessageWindow}}, Path=TemplateButtonCommand, Mode=OneTime}"
                                            CommandParameter="{x:Static controls:MessageBoxButton.Primary}"
                                            Content="{TemplateBinding PrimaryButtonText}"
                                            Grid.Column="0"
                                            HorizontalAlignment="Stretch"
                                            Icon="{TemplateBinding PrimaryButtonIcon}"
                                            IsDefault="True" />

                                        <controls:Button
                                            Appearance="{TemplateBinding AccentButtonAppearance}"
                                            Command="{Binding RelativeSource={RelativeSource AncestorType={x:Type controls:MessageWindow}}, Path=TemplateButtonCommand, Mode=OneTime}"
                                            CommandParameter="{x:Static controls:MessageBoxButton.Accent}"
                                            Content="{TemplateBinding AccentButtonText}"
                                            Grid.Column="2"
                                            HorizontalAlignment="Stretch"
                                            Icon="{TemplateBinding AccentButtonIcon}" />

                                        <controls:Button
                                            Appearance="{TemplateBinding CloseButtonAppearance}"
                                            Command="{Binding RelativeSource={RelativeSource AncestorType={x:Type controls:MessageWindow}}, Path=TemplateButtonCommand, Mode=OneTime}"
                                            CommandParameter="{x:Static controls:MessageBoxButton.Close}"
                                            Content="{TemplateBinding CloseButtonText}"
                                            Grid.Column="4"
                                            HorizontalAlignment="Stretch"
                                            Icon="{TemplateBinding CloseButtonIcon}"
                                            IsCancel="True" />
                                    </Grid>
                                </Border>
                            </Grid>
                        </AdornerDecorator>
                    </Grid>
                    <ControlTemplate.Triggers>
                        <Trigger Property="WindowState" Value="Maximized">
                            <Setter Property="Margin" TargetName="ContentPresenter" Value="8" />
                        </Trigger>
                        <Trigger Property="IsPrimaryButtonEnabled" Value="False">
                            <Setter Property="Width" TargetName="PrimaryColumn" Value="0" />
                        </Trigger>
                        <MultiTrigger>
                            <MultiTrigger.Conditions>
                                <Condition Property="IsPrimaryButtonEnabled" Value="False" />
                                <Condition Property="IsAccentButtonEnabled" Value="False" />
                            </MultiTrigger.Conditions>
                            <MultiTrigger.Setters>
                                <Setter Property="Width" TargetName="SecondSpacer" Value="0" />
                            </MultiTrigger.Setters>
                        </MultiTrigger>
                        <Trigger Property="IsAccentButtonEnabled" Value="False">
                            <Setter Property="Width" TargetName="FirstSpacer" Value="0" />
                            <Setter Property="Width" TargetName="SecondaryColumn" Value="0" />
                        </Trigger>
                        <Trigger Property="PrimaryButtonText" Value="">
                            <Setter Property="IsPrimaryButtonEnabled" Value="False" />
                        </Trigger>
                        <Trigger Property="AccentButtonText" Value="">
                            <Setter Property="IsAccentButtonEnabled" Value="False" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <Style.Triggers>
            <Trigger Property="WindowState" Value="Maximized">
                <Setter Property="BorderThickness" Value="6,6,6,0" />
                <Setter Property="Topmost" Value="False" />
            </Trigger>
        </Style.Triggers>
    </Style>

</ResourceDictionary>