Gets or sets a value that indicates whether setting the focus was handled.
Assembly: System.Windows.Controls.Data.Input (in System.Windows.Controls.Data.Input.dll)
You can handle setting the focus to the target control in your application code. In this case, set the property to true to prevent the ValidationSummary control from setting focus.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.