RibbonGroup添加 QCheckBox：

QCheckBox* pCheck = new QCheckBox(tr("Check"));
   pCheck->setToolTip(tr("Check"));
  groupClipboard->addWidget(pCheck);
  connect(pCheck, SIGNAL(stateChanged(int)), this, SLOT(checkClick(int)));

点击事件：

protected slots:
     void checkClick(int state);void QRibbonDemo::checkClick(int state)
 {
     QMessageBox messageBox(QMessageBox::Information, windowTitle(),
         QLatin1String(""), QMessageBox::Ok, this);
     messageBox.setInformativeText(QLatin1String("check click."));
     messageBox.exec();
 }

RibbonGroup添加QCheckBox_Ribbon

RibbonGroup添加QCheckBox_QCheckBox_02