void UIMachineSettingsDisplay::polishPage()
{
    /* Get system data from cache: */
    const UIDataSettingsMachineDisplay &displayData = m_cache.base();

    /* Screen tab: */
    m_pLabelVideoMemorySize->setEnabled(isMachineOffline());
    m_pSliderVideoMemorySize->setEnabled(isMachineOffline());
    m_pLabelVideoMemorySizeMin->setEnabled(isMachineOffline());
    m_pLabelVideoMemorySizeMax->setEnabled(isMachineOffline());
    m_pEditorVideoMemorySize->setEnabled(isMachineOffline());
    m_pLabelVideoScreenCount->setEnabled(isMachineOffline());
    m_pSliderVideoScreenCount->setEnabled(isMachineOffline());
    m_pLabelVideoScreenCountMin->setEnabled(isMachineOffline());
    m_pLabelVideoScreenCountMax->setEnabled(isMachineOffline());
    m_pEditorVideoScreenCount->setEnabled(isMachineOffline());
    m_pLabelGuestScreenScale->setEnabled(isMachineInValidMode());
    m_pSliderGuestScreenScale->setEnabled(isMachineInValidMode());
    m_pLabelGuestScreenScaleMin->setEnabled(isMachineInValidMode());
    m_pLabelGuestScreenScaleMax->setEnabled(isMachineInValidMode());
    m_pEditorGuestScreenScale->setEnabled(isMachineInValidMode());
#ifdef Q_WS_MAC
    m_pLabelHiDPI->setEnabled(isMachineInValidMode());
    m_pCheckBoxUnscaledHiDPIOutput->setEnabled(isMachineInValidMode());
#else /* !Q_WS_MAC */
    m_pLabelHiDPI->hide();
    m_pCheckBoxUnscaledHiDPIOutput->hide();
#endif /* !Q_WS_MAC */
    m_pLabelVideoOptions->setEnabled(isMachineOffline());
    m_pCheckbox3D->setEnabled(isMachineOffline());
#ifdef VBOX_WITH_VIDEOHWACCEL
    m_pCheckbox2DVideo->setEnabled(isMachineOffline() && VBoxGlobal::isAcceleration2DVideoAvailable());
#else /* !VBOX_WITH_VIDEOHWACCEL */
    m_pCheckbox2DVideo->hide();
#endif /* !VBOX_WITH_VIDEOHWACCEL */

    /* Remote Display tab: */
    m_pTabWidget->setTabEnabled(1, displayData.m_fRemoteDisplayServerSupported);
    m_pContainerRemoteDisplay->setEnabled(isMachineInValidMode());
    m_pContainerRemoteDisplayOptions->setEnabled(m_pCheckboxRemoteDisplay->isChecked());
    m_pLabelRemoteDisplayOptions->setEnabled(isMachineOffline() || isMachineSaved());
    m_pCheckboxMultipleConn->setEnabled(isMachineOffline() || isMachineSaved());

    /* Video Capture tab: */
    m_pContainerVideoCapture->setEnabled(isMachineInValidMode());
    sltHandleVideoCaptureCheckboxToggle();
}
void UIMachineSettingsDisplay::polishPage()
{
    /* Get system data from cache: */
    const UIDataSettingsMachineDisplay &displayData = m_cache.base();

    /* Video tab: */
    m_pContainerVideo->setEnabled(isMachineOffline());
#ifdef VBOX_WITH_VIDEOHWACCEL
    m_pCheckbox2DVideo->setEnabled(VBoxGlobal::isAcceleration2DVideoAvailable());
#endif /* VBOX_WITH_VIDEOHWACCEL */

    /* Remote Display tab: */
    m_pTabWidget->setTabEnabled(1, displayData.m_fRemoteDisplayServerSupported);
    m_pContainerRemoteDisplay->setEnabled(isMachineInValidMode());
    m_pContainerRemoteDisplayOptions->setEnabled(m_pCheckboxRemoteDisplay->isChecked());
    m_pLabelRemoteDisplayOptions->setEnabled(isMachineOffline() || isMachineSaved());
    m_pCheckboxMultipleConn->setEnabled(isMachineOffline() || isMachineSaved());

    /* Video Capture tab: */
    m_pContainerVideoCapture->setEnabled(isMachineInValidMode());
    sltHandleVideoCaptureCheckboxToggle();
}