Reimplemented in QToolButton , QPushButton , QCheckBox and QRadioButton . The default implementation does nothing. This virtual function is reimplemented by subclasses to draw real buttons. Reimplemented in QToolButton , QPushButton , QCheckBox and QRadioButton . Reimplemented from QWidget.
Handles focus in events for the button.
Reimplemented from QWidget. Handles focus out events for the button. Reimplemented from QWidget. This virtual function is reimplemented by subclasses. Reimplemented in QRadioButton .