private void toolStripButton4_Click(object sender, EventArgs e) { int count = 0; IFeatureCursor selectedFeatures = DataEditFunction.GetSelectedFeatures(this.mFeatureLayer, ref count); if (selectedFeatures != null) { for (IFeature feature = selectedFeatures.NextFeature(); feature != null; feature = selectedFeatures.NextFeature()) { this.mMapControl.FlashShape(feature.Shape, 1, 300, null); } if (selectedFeatures != null) { Marshal.ReleaseComObject(selectedFeatures); } } }