cfc/cfc-desktop-pet/src/XafPet.Desktop/MainWindow.xaml

<Window x:Class="XafPet.Desktop.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:pet="clr-namespace:XafPet.Desktop.PetEngine"
        Title="浠艾福桌面宠物"
        Width="200" Height="200"
        WindowStyle="None"
        AllowsTransparency="True"
        Background="Transparent"
        Topmost="True"
        ShowInTaskbar="False"
        ResizeMode="NoResize">
    <Grid x:Name="RootGrid" Background="Transparent">
        <pet:WebViewHost x:Name="PetHost" HorizontalAlignment="Stretch" VerticalAlignment="Stretch"/>
    </Grid>
</Window>