ArcGIS Developer Help  (ESRI.ArcGIS.Controls)  

OnExtentUpdatedEventHandler Delegate

Represents the method that handles the OnExtentUpdated event.
[Visual Basic .NET]
Public Delegate Sub OnExtentUpdatedEventHandler ( _
    ByVal displayTransformation As Object, _
    ByVal sizeChanged As Boolean, _
    ByVal newEnvelope As Object _
)
[C#]
public delegate void OnExtentUpdatedEventHandler (
    object displayTransformation,
    bool sizeChanged,
    object newEnvelope
);