XFEToolBox

<Window x:Class="XFEToolBox.Client.Installer.Views.Windows.PopupWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        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:controls="clr-namespace:XFEToolBox.WpfCore.Controls;assembly=XFEToolBox.WpfCore"
        xmlns:viewmodel="clr-namespace:XFEToolBox.Client.Installer.ViewModel.Windows"
        mc:Ignorable="d"
        d:DataContext="{d:DesignInstance Type=viewmodel:PopupWindowViewModel}"
        Title="{Binding PopupTitle}" ShowInTaskbar="False" Width="360" Height="250"
        ResizeMode="NoResize" Background="Transparent" WindowStyle="None"
        AllowsTransparency="True" WindowStartupLocation="CenterOwner">
    <Border Margin="12">
        <Border.Effect>
            <DropShadowEffect Color="#353552" BlurRadius="24" ShadowDepth="6" Opacity="0.3"/>
        </Border.Effect>
        <controls:RoundedClipBorder CornerRadius="19" Background="{DynamicResource MainColor}">
            <Grid>
                <Grid.RowDefinitions>
                    <RowDefinition Height="25"/>
                    <RowDefinition Height="48"/>
                    <RowDefinition Height="*"/>
                </Grid.RowDefinitions>

                <controls:WindowCaptionBar Margin="20,0,0,0" AllowMaximize="False"
                                           MinimizeButtonVisibility="Collapsed"
                                           DragHandleVisibility="{Binding MoveButtonVisibility}"
                                           CloseButtonVisibility="{Binding CloseButtonVisibility}"
                                           CloseRequested="CaptionBar_CloseRequested"/>

                <TextBlock Grid.Row="1" Margin="22,0,52,8" Text="{Binding PopupTitle}"
                           Foreground="White" FontSize="15" FontWeight="Bold"
                           VerticalAlignment="Center" TextTrimming="CharacterEllipsis"/>

                <controls:RoundedClipBorder Grid.Row="2" CornerRadius="0,0,19,19"
                                            Background="{DynamicResource ToolSurfaceBrush}">
                    <Frame Content="{Binding Content}" NavigationUIVisibility="Hidden"
                           Background="Transparent" Margin="18,12,18,18"/>
                </controls:RoundedClipBorder>
            </Grid>
        </controls:RoundedClipBorder>
    </Border>
</Window>