- void vc_widget::keyPressEvent(QKeyEvent *ev)
- {
- if (ev->key() == Qt::Key_Up)
- {
- qDebug() <<"press key up";
- return;
- }
- if (ev->key() == Qt::Key_Down)
- {
- qDebug() <<"press key down";
- return;
- }
- if (ev->key() == Qt::Key_Left)
- {
- qDebug() <<"press key left";
- return;
- }
- if (ev->key() == Qt::Key_Right)
- {
- qDebug() << "press key right";
- return;
- }
- }
来源: http://www.bubuko.com/infodetail-3098900.html