Raises the SqlDataSourceView.Selecting event before the System.Web.UI.WebControls.SqlDataSource control attempts a data retrieval operation.
- e
- A System.Web.UI.WebControls.SqlDataSourceSelectingEventArgs that contains the event data.
Raising an event invokes the event handler through a delegate. For more information, see Consuming Events.
The SqlDataSourceView.OnSelecting(SqlDataSourceSelectingEventArgs) method also allows derived classes to handle the event without attaching a delegate. This is the preferred technique for handling the event in a derived class.