Thank you for attaching images, Mehmet Tuğrul SARIÇİÇEK.
To prevent users from dragging you can use following:
For Planner form item set the WarningOnEditRepresentation property to Show.
And add an event handlers for BeforeDelete and PlannerOnEditEnd events:
| Code |
|---|
&AtClient
Procedure PlannerOnEditEnd(Item, NewItem, CancelEdit)
CancelEdit = True;
EndProcedure
&AtClient
Procedure PlannerBeforeDelete(Item, Cancel)
Cancel = True;
EndProcedure |