void UIMachineWindowNormal::prepareVisualState()
{
    /* Call to base-class: */
    UIMachineWindow::prepareVisualState();

#ifdef VBOX_GUI_WITH_CUSTOMIZATIONS1
    /* Customer request: The background has to go black: */
    QPalette palette(centralWidget()->palette());
    palette.setColor(centralWidget()->backgroundRole(), Qt::black);
    centralWidget()->setPalette(palette);
    centralWidget()->setAutoFillBackground(true);
    setAutoFillBackground(true);
#endif /* VBOX_GUI_WITH_CUSTOMIZATIONS1 */

#ifdef VBOX_WS_MAC
    /* Beta label? */
    if (vboxGlobal().isBeta())
    {
        QPixmap betaLabel = ::betaLabel(QSize(100, 16));
        ::darwinLabelWindow(this, &betaLabel, true);
    }

    /* For 'Yosemite' and above: */
    if (vboxGlobal().osRelease() >= MacOSXRelease_Yosemite)
    {
        /* Enable fullscreen support for every screen which requires it: */
        if (darwinScreensHaveSeparateSpaces() || m_uScreenId == 0)
            darwinEnableFullscreenSupport(this);
        /* Register 'Zoom' button to use our full-screen: */
        UICocoaApplication::instance()->registerCallbackForStandardWindowButton(this, StandardWindowButtonType_Zoom,
                                                                                UIMachineWindow::handleStandardWindowButtonCallback);
    }
#endif /* VBOX_WS_MAC */
}
void UIMachineWindowScale::prepareVisualState()
{
    /* Call to base-class: */
    UIMachineWindow::prepareVisualState();

    /* Beta label? */
    if (vboxGlobal().isBeta())
    {
        QPixmap betaLabel = ::betaLabel(QSize(100, 16));
        ::darwinLabelWindow(this, &betaLabel, true);
    }

    /* For 'Yosemite' and above: */
    if (vboxGlobal().osRelease() >= MacOSXRelease_Yosemite)
    {
        /* Enable fullscreen support for every screen which requires it: */
        if (darwinScreensHaveSeparateSpaces() || m_uScreenId == 0)
            darwinEnableFullscreenSupport(this);
        /* Register 'Zoom' button to use our full-screen: */
        UICocoaApplication::instance()->registerCallbackForStandardWindowButton(this, StandardWindowButtonType_Zoom,
                                                                                UIMachineWindow::handleStandardWindowButtonCallback);
    }
}