xhwkclient/XHWK.WKTool/CountdownWindow.xaml

<Window
    x:Class="XHWK.WKTool.CountdownWindow"
    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"
    Title="CountdownWindow"
    Width="600"
    Height="600"
    AllowsTransparency="True"
    Background="Transparent"
    ShowInTaskbar="False"
    Topmost="True"
    WindowStartupLocation="CenterScreen"
    WindowState="Normal"
    WindowStyle="None"
    mc:Ignorable="d">

    <Grid>

        <Image
            x:Name="imgLoding"
            Width="300"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Source=".\Images\countdown3_1.png" />
        <Border
            x:Name="borShortcut"
            Width="550"
            Height="60"
            Margin="0,450,0,0"
            Background="#999999"
            CornerRadius="30"
            Opacity="0.3"
            Visibility="Hidden" />
        <Label
            x:Name="lblShortcut"
            Height="60"
            Margin="0,450,0,0"
            HorizontalContentAlignment="Center"
            VerticalContentAlignment="Center"
            Content="开始/暂停：Ctrl+F5     停止：Ctrl+S"
            FontSize="26"
            FontWeight="Bold"
            Foreground="#FFFFFF"
            Visibility="Hidden" />
    </Grid>
</Window>