重写event成这样的格式(相似就可以),怎么实现(event和类)
格式是:
bool QWidget::event(QEvent *event) {
switch (e->type()) {
case QEvent::KeyPress:
keyPressEvent((QKeyEvent *)event);
if (!((QKeyEvent *)event)->isAccepted())
return false;
break;
case QEvent::KeyRelease:
keyReleaseEvent((QKeyEvent *)event);
if (!((QKeyEvent *)event)->isAccepted())
return false;
break;
// more...
}
return true;
}