C++ (Qt)...closeDelegate::closeEditor(QWidget * editor, QAbstractItemDelegate::EndEditHint hint) {... if (expr) { ... //closing editor QAbstractItemDelegate::closeEditor(editor, hint); } else { ... //ignore return; }}...
C++ (Qt)class closeDelegate: public QTableWidget{ protected: void closeEditor(QWidget *editor, QAbstractItemDelegate::EndEditHint hint);};