實現效果如圖： 

實現程式碼：

<Window x:Class="Gvitech.Application.WPF.UI.FunFacility.WindowEquipmentRecord"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="WindowEquipmentRecord" Height="300" Width="600" WindowStyle="None"  WindowState="Normal" AllowsTransparency="True" >
    
    <Window.Background>
        <SolidColorBrush Opacity="0.6" Color="#001f55"></SolidColorBrush>
    </Window.Background>