Search for: KB10714 - Change default mouse handling upon editing. An example: Customize vector digitizing procedure to always add a final point (vertex) at the completion end of each drawn line shape. Try setting: GIS.Editor.Mode = gisEditorModeAfterActivePoint ; Or simply reverse the default handling by: GIS.Editor.Mode = gisEditorModeReversed ; Created: September 26, 2006, Modified: September 21, 2015