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Microsoft® SharePoint® Designer 2010 Unleashed by Kathy Hughes

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Asynchronous Behavior with XLVs (AJAX)

A major improvement in working with views in SharePoint 2010 is the introduction of asynchronous JavaScript and XML (AJAX). Basically, implementing AJAX into views means that data is updated seamlessly and removes the need for an entire page reload in order to get the latest data updates from the data source—only the actual view (space) needs to refresh.

In SharePoint Designer, there are three options when configuring XLVs, including Asynchronous Update, Refresh Button (which means the user has more control over when data updates are fetched), and a Refresh Interval. Checking the Asynchronous Update option sets the AsyncRefresh property to true. (See Figure 23.60.)

Figure 23.60 Enabling AsyncRefresh on an ...

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