How to make a WPF Window to blink on the taskbar?

Question

A given moment my WPF app needs user attention. I know it is possible to make the Windows 7 taskbar icon to flash with a yellow color.

I tried so far:

Answer 1

Scott's example is much simpler... thank you Scott!

https://scottstoecker.wordpress.com/2010/10/08/creating-a-flashing-taskbar-icon-using-flashwindow-with-xaml/

using System.Windows.Interop;
using System.Runtime.InteropServices;

[DllImport("user32")] public static extern int FlashWindow(IntPtr hwnd, bool bInvert);

WindowInteropHelper wih = new WindowInteropHelper(ThisWindow); 
FlashWindow(wih.Handle, true);