void UIMachineLogicSeamless::notifyAbout3DOverlayVisibilityChange(bool)
{
    /* If active machine-window is defined now: */
    if (activeMachineWindow())
    {
        /* Reinstall corresponding popup-stack and make sure it has proper type: */
        popupCenter().hidePopupStack(activeMachineWindow());
        popupCenter().setPopupStackType(activeMachineWindow(), UIPopupStackType_Separate);
        popupCenter().showPopupStack(activeMachineWindow());
    }
}
void UIMachineLogicNormal::sltOpenStatusBarSettings()
{
    /* Do not process if window(s) missed! */
    AssertReturnVoid(isMachineWindowsCreated());

    /* Make sure status-bar is enabled: */
    const bool fEnabled = actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_T_Visibility)->isChecked();
    AssertReturnVoid(fEnabled);

    /* Prevent user from opening another one editor or toggle status-bar: */
    actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_S_Settings)->setEnabled(false);
    actionPool()->action(UIActionIndexRT_M_View_M_StatusBar_T_Visibility)->setEnabled(false);
    /* Create status-bar editor: */
    UIStatusBarEditorWindow *pStatusBarEditor = new UIStatusBarEditorWindow(activeMachineWindow());
    AssertPtrReturnVoid(pStatusBarEditor);
    {
        /* Configure status-bar editor: */
        connect(pStatusBarEditor, SIGNAL(destroyed(QObject*)),
                this, SLOT(sltStatusBarSettingsClosed()));
#ifdef Q_WS_MAC
        connect(this, SIGNAL(sigNotifyAbout3DOverlayVisibilityChange(bool)),
                pStatusBarEditor, SLOT(sltActivateWindow()));
#endif /* Q_WS_MAC */
        /* Show window: */
        pStatusBarEditor->show();
    }
}
void UIMachineLogicScale::sltInvokePopupMenu()
{
    /* Popup main-menu if present: */
    if (m_pPopupMenu && !m_pPopupMenu->isEmpty())
    {
        m_pPopupMenu->popup(activeMachineWindow()->geometry().center());
        QTimer::singleShot(0, m_pPopupMenu, SLOT(sltHighlightFirstAction()));
    }
}