Extends ITaskbarList2 by exposing methods that support the unified launching and switching taskbar button functionality added in Windows 7. This functionality includes thumbnail representations and switch targets based on individual tabs in a tabbed application, thumbnail toolbars, notification and status overlays, and progress indicators.

C# Signature:

[DllImport("shell32.dll", SetLastError=true)]
static extern TODO ITaskbarList3(TODO);

VB Signature:

Declare Function ITaskbarList3 Lib "shell32.dll" (TODO) As TODO

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Documentation

ITaskbarList3 on MSDN

http://msdn.microsoft.com/en-us/library/dd391692(VS.85).aspx

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