Method Create

src/openrct2-ui/WindowManager.cpp:837–929

    }

    WindowBase* Create(
        std::unique_ptr<WindowBase>&& wp, WindowClass cls, ScreenCoordsXY pos, ScreenSize windowSize,
        WindowFlags flags) override
    {
        windowSize.height += wp->getTitleBarDiffTarget();

        if (flags.has(WindowFlag::autoPosition))
        {
            if (flags.has(WindowFlag::centreScreen))
            {
                pos = GetCentrePositionForNewWindow(windowSize);
            }
            else
            {
                pos = GetAutoPositionForNewWindow(windowSize);
            }
        }

        windowSize.height -= wp->getTitleBarDiffTarget();

        // Check if there are any window slots left
        // include kWindowLimitReserved for items such as the main viewport and toolbars to not appear to be counted.
        if (gWindowList.size() >= static_cast<size_t>(Config::Get().general.windowLimit + kWindowLimitReserved))
        {
            // Close least recently used window
            for (auto& w : gWindowList)
            {
                if (w->flags.has(WindowFlag::dead))
                    continue;
                if (!w->flags.hasAny(WindowFlag::stickToBack, WindowFlag::stickToFront, WindowFlag::noAutoClose))
                {
                    Close(*w.get());
                    break;
                }
            }
        }

        // Find right position to insert new window
        auto itDestPos = gWindowList.end();
        if (flags.has(WindowFlag::stickToBack))
        {
            for (auto it = gWindowList.begin(); it != gWindowList.end(); it++)
            {
                if ((*it)->flags.has(WindowFlag::dead))
                    continue;
                if (!((*it)->flags.has(WindowFlag::stickToBack)))
                {
                    itDestPos = it;
                }
            }
        }
        else if (!flags.has(WindowFlag::stickToFront))
        {
            for (auto it = gWindowList.rbegin(); it != gWindowList.rend(); it++)
            {
                if ((*it)->flags.has(WindowFlag::dead))
                    continue;
                if (!((*it)->flags.has(WindowFlag::stickToFront)))