HierarchicalDataSourceControl.Focus Method ()


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Sets input focus to the control.

Namespace:   System.Web.UI
Assembly:  System.Web (in System.Web.dll)

public override void Focus()

Exception Condition

An attempt was made to call the Focus method.

Because the HierarchicalDataSourceControl class has no visual rendering, calling the Focus method on it throws a NotSupportedException exception.

.NET Framework
Available since 2.0
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