How to know if a PopUpManager window is open

How to know if a PopUpManager window is open or closed


Solution:


       we have the function 'hasVisiblePopups()' function in the PopUpUtils Class  which is available in  below mention Project. This function written true if popUp is opened otherwise returns false.

             http://www.devahead.com/blog/2009/12/getting-all-the-popups-in-a-flex-application/ 




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