WPF——TaskBarIconOverlay(任务栏图标叠加)

 

   <Window.Resources>
<DrawingImage x:Key="OverlayImageVector">
<DrawingImage.Drawing>
<GeometryDrawing Brush="Red">
<GeometryDrawing.Geometry>
<RectangleGeometry Rect="0 0 16 16" RadiusX="3" RadiusY="3" />
</GeometryDrawing.Geometry>
</GeometryDrawing>
</DrawingImage.Drawing>
</DrawingImage>

<DrawingImage x:Key="OverlayImage">
<DrawingImage.Drawing>
<ImageDrawing ImageSource="0726_24px_Republic_32bit_PNG.png" Rect="0 0 24 24" />
</DrawingImage.Drawing>
</DrawingImage>

</Window.Resources>


<Window.TaskbarItemInfo>
<TaskbarItemInfo />
</Window.TaskbarItemInfo>


<Grid>
<StackPanel Width="120"
HorizontalAlignment
="Center"
VerticalAlignment
="Center">
<Button x:Name="AddOverlay"
Content
="Add Overlay"
Margin
="10" />

<Button x:Name="OtherOverlay"
Content
="Other Overlay"
Margin
="10" />

</StackPanel>
</Grid>

 

 1   public partial class MainWindow : Window
2 {
3 public MainWindow()
4 {
5 InitializeComponent();
6
7 AddOverlay.Click += new RoutedEventHandler(AddOverlay_Click);
8 OtherOverlay.Click += new RoutedEventHandler(OtherOverlay_Click);
9 }
10
11 void OtherOverlay_Click(object sender, RoutedEventArgs e)
12 {
13 // TaskbarItemInfo.Overlay,获取或设置在任务栏按钮中的程序图标上方显示的图像
14 //TaskbarItemInfo.Overlay = null;
15 TaskbarItemInfo.Overlay = (ImageSource)Resources["OverlayImageVector"];
16 }
17
18 void AddOverlay_Click(object sender, RoutedEventArgs e)
19 {
20 TaskbarItemInfo.Overlay = (ImageSource)Resources["OverlayImage"];
21 }
22 }



posted @ 2012-04-06 16:56  January  阅读(2608)  评论(1编辑  收藏  举报