Activity Control –> BusyIndicator

Wow!  What a week!  PDC, the Silverlight 4 Beta, and now the November 2009 release of the Silverlight Toolkit!  There’s been a ton of great news and exciting announcements, and now I can share with you that the Activity control, first blogged here, is now a part of the Silverlight Toolkit!

Awesome!  What does that mean for the Activity control?

During this transition, the Activity control underwent a few changes (thanks to my colleagues working on the Toolkit - David Anson and Jeff Wilcox) to make it more generally palatable:

  • The control has been renamed from “Activity” to “BusyIndicator” in order to avoid confusion with the concept of an Activity (sounds a lot like “Task”)
    • Similarly, “IsActive” is now “IsBusy”, and the visual states have been renamed appropriately as well.
  • AutoBind and related properties have been removed once and for all.  They were a performance hog in the original versions, and they really only hit a very, very narrow scenario.  Instead, bind to a property that represents your busyness.

more here davidpoll.com

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  1. [...] the OR of all the DDS IsBusy properties, so any DSS becoming busy would lock the UI. According to this blog post, AutoBind was removed for performance reasons. Here’s how to efficiently provide the same [...]

    Pingback by Binding, lookups and BusyIndicator - On second thought — January 21, 2010 @ 06:08

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