Datagridview cellvalidating editingcontrol

Use a 'Raise Event' statement to raise an event This is because if you traslate "literally" the code from: editing Box.

Forms; namespace daniweb if you use you will get an error: Public Event Key Press...' is an event, and cannot be called directly.

To customize the display characteristics of the control, set the properties of the object returned by the P: System.

Editing Control Showing event to attach event-handlers to the events of the editing control. To avoid this problem, remove the handler from the event before you attach the handler to the event. To avoid this problem, remove the handler from the event before you attach the handler to the event.This will prevent duplication if the handler is already attached to the event, but will have no effect otherwise.To customize the display characteristics of the control, set the properties of the object returned by the The Data Grid View control hosts one editing control at a time, and reuses the editing control whenever the cell type does not change between edits.When attaching event-handlers to the editing control, you must therefore take precautions to avoid attaching the same handler multiple times.