LanMountainDesktop/LanMountainDesktop/Views/DesktopWidgetWindow.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"
        mc:Ignorable="d"
        x:Class="LanMountainDesktop.Views.DesktopWidgetWindow"
        Title="Desktop Component"
        ShowInTaskbar="False"
        SystemDecorations="None"
        Background="Transparent"
        Topmost="False"
        SizeToContent="WidthAndHeight"
        TransparencyLevelHint="Transparent"
        RenderOptions.BitmapInterpolationMode="HighQuality"
        CanResize="False">

    <Border x:Name="ComponentContainer"
            Background="Transparent"
            CornerRadius="{DynamicResource DesignCornerRadiusComponent}"
            ClipToBounds="True">
        <!-- Component control will be injected here -->
    </Border>
</Window>