void DragLabel::mouseUp(const MouseEvent& e) { // By showing the editor here (instead of letting the base class do it // for us) we can get a pointer to the editor and make sure that users // can't enter anything except 1..5 digits. this->showEditor(); TextEditor* ed = this->getCurrentTextEditor(); if (ed) { ed->setInputRestrictions(5, "0123456789"); } Label::mouseUp(e); }