一片冰心在玉壺

    void keyPressEvent(QKeyEvent *event);

void SamSet::keyPressEvent(QKeyEvent * event)
{ // 普通鍵
     qDebug(" %d iSelcet=%d\r\n",event->key(),iSelcet);
    switch (event->key())
    {
    // ESC鍵
 case Qt::Key_Return:

    break;
 case Qt::Key_Down:
        iSelcet++;
        if(iSelcet>4)
            iSelcet=4;
        keyDownFlag(iSelcet);
    break;
    case Qt::Key_Up:
        iSelcet--;
        if(iSelcet<0)
            iSelcet=0;
        keyDownFlag(iSelcet);
    break;
    case Qt::Key_Escape:

        this->close();
    break;
    }
}