IGeometry pGeometry = null;

            string m = ArcGISPub.ArcGISToolPub.getMatch();

            if (FBFExtent) //按发包方范围

            {

                string ZJQYDM = 承包方编码.Substring(0, 14);

                IFeatureSelection pFeatureSelection = ArcGISPub.ArcGISClassPub.getFeatureSelect(ZJQYFeatureLayer, "ZJQYDM like '" + m + ZJQYDM + m + "'");

                pGeometry = ArcGISPub.ArcGISClassPub.GetFeatureLayerSelectGeometry(ZJQYFeatureLayer);

                ArcGISPub.ArcGISToolPub.RunCommand("esriControls.ControlsZoomToSelectedCommand", m_application);//ControlsZoomToSelectedCommand  esriControls.ControlsZoomToSelectedCommand,{06DD3F57-CF78-41BA-83F4-D13A8679914F}

                pFeatureSelection.Clear();

            }

            else

            {

                IFeatureSelection pFeatureSelection = ArcGISPub.ArcGISClassPub.getFeatureSelect(DKFeatureLayer, "承包方编码 like '" + m + 承包方编码 + m + "'");

                int num = pFeatureSelection.SelectionSet.Count;

                if (num > 0)

                {

                    pGeometry = ArcGISPub.ArcGISClassPub.GetFeatureLayerSelectGeometry(DKFeatureLayer);

                    ArcGISPub.ArcGISToolPub.RunCommand("esriControls.ControlsZoomToSelectedCommand", m_application);//ControlsZoomToSelectedCommand  esriControls.ControlsZoomToSelectedCommand,{06DD3F57-CF78-41BA-83F4-D13A8679914F}

                    m_hookHelper.ActiveView.Refresh();

                    pFeatureSelection.Clear();

                }

            }

            IEnvelope pEnvelope = pGeometry.Envelope;

            return pGeometry.Envelope;

        }