DragnDropBegin |

Funktionsname | c:<CONTROL-NAME>_OnDragnDropBegin
Syntax | `(defun c:<CONTROL-NAME>_OnDragnDropBegin (/) )`
Rückgabewert | Ignored
Ausgelöst durch | Block List, Block View, DWG List, DWG Preview, Graphic Button, Hatch, Label, List Box, List View, Picture Box, Slide View, Text Button, Tree

This event is triggered when the user initiates a drag and drop operation from the control.