Examples of when to use PageAsyncTask (Asynchronous asp.net pages)

Posted by Tony_Henrich on Stack Overflow See other posts from Stack Overflow or by Tony_Henrich
Published on 2010-03-07T23:24:44Z Indexed on 2010/03/15 3:29 UTC
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From my understanding from reading about ASP.NET asynchronous pages, the method which executes when the asynchronous task begins ALWAYS EXECUTES between the prerender and the pre-render Complete events. So because the page's controls' events run between the page's load and prerender events, is it true that whatever the begin task handler (handler for BeginAsync below) produces, it can't be used in the controls' events? So for example, if the handler gets data from a database, the data can't be used in any of the controls' postback events? Would you bind data to a data control after prerender?

PageAsyncTask pat = new PageAsyncTask(BeginAsync, EndAsync, null, null, true);
this.RegisterAsyncTask(pat);

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