How to develop ListPicker in Window phone 7?

How to 开发者_运维问答develop ListPicker in Window phone 7? Which namespace we have to add and which refereces?

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The ListPicker is part of the Silverlight Toolkit for Windows Phone.

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There are 2 very good articles on using the ListPicker at:

http://blogs.msdn.com/b/delay/archive/2010/11/03/listpicker-i-hardly-even-know-er-a-detailed-overview-of-the-windows-phone-toolkit-s-listpicker-control.aspx

and

http://www.windowsphonegeek.com/articles/listpicker-for-wp7-in-depth