Dynamic Progress bar In WP7

I have Many Page, and in each page I have to call the web service. for each call I need to开发者_开发问答 show the Progressbar, and after the call returns I need to in visible the progress bar. this has to be done for Each Page.

Is there any way, to Show the Progress bar Dynamically when service call is invoked?

Regards, Dinesh

Yes, you can put the progress bar on the frame instead of on a page. Here's a blog entry that talks about how to add a MediaElement to the app's frame, but you can easily adapt it to display your progress bar control. http://blog.jayway.com/2010/10/04/enable-background-audio-for-multiple-pages-in-windows-phone-7/