Hi, I don't want to prevent invalid entries in the date/time edits, this is what they do far too good. I want to enter invalid date strings into above widgets on purpose. Unfortunately they won't let me. For instance I want to have QDateEdit show --/--/-- when no valid date is available, e.g. when a date field in a database contains NULL. When I clear the widget, it resets itself to 1/1/00. Not too great since this is a valid date and even if it wasn't, it is not what I want.

Any ideas regarding this problem?