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HierarchicalDataBoundControl.OnDataSourceChanged Method

Called when the IHierarchicalDataSource instance that the data-bound control works with raises the DataSourceChanged event.

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

protected virtual void OnDataSourceChanged(
	Object sender,
	EventArgs e
)

Parameters

sender
Type: System.Object

The source of the event, the IHierarchicalDataSource object.

e
Type: System.EventArgs

An EventArgs object that contains event data.

The HierarchicalDataBoundControl class handles the DataSourceChanged event to set the RequiresDataBinding property to true.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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