How to free control inside its event handler?

Question

Does anybody know the trick, how to free control inside its event handler ? According delphi help it is not possible...

I want to free dynamicaly created TEdit, when

Answer 1

Before implementing this I would stop and ask "Is this really the best approach?"

Do you really want an edit control class that always destroys itself when key input results in the Text property becoming an empty string?

Is it not more likely to be the case that you have a specific form/dialog where this behaviour is required? In which case, there is no problem... you can free the edit control in the KeyUp event handled by the form without incurring an Access Violation.