ArcObjects Library Reference (Controls)

IMapControlDefault.TrackRectangle Method

Rubber-bands a rectangle on the MapControl.

[Visual Basic .NET]
Public Function TrackRectangle ( _
) As IEnvelope

[C#]
public IEnvelope TrackRectangle (
);

[C++]
HRESULT TrackRectangle(
  IEnvelope** rectangle
);

[C++]

Parameters
rectangle [out, retval]

  rectangle is a parameter of type IEnvelope

Available with ArcGIS Engine.

Use the TrackRectangle method within the IMapControlEvents2::OnMouseDown event to rubberband a user defined rectangle. The IMapControlEvents2::OnMouseMove event will be triggered during the track, but no IMapControlEvents2::OnMouseUp event will occur. The ESC key on the keyboard can be used during the track to cancel the TrackRectangle.