Function InputUpdateTooltip

src/openrct2-ui/input/MouseInput.cpp:1496–1535

    }

    static void InputUpdateTooltip(WindowBase* w, WidgetIndex widgetIndex, const ScreenCoordsXY& screenCoords)
    {
        if (gTooltipWidget.windowClassification == WindowClass::null)
        {
            if (gTooltipCursor == screenCoords)
            {
                if (gCurrentRealTimeTicks >= _tooltipNotShownTimeout && w != nullptr && widgetIndex != kWidgetIndexNull
                    && widgetIsVisible(*w, widgetIndex))
                {
                    gTooltipCloseTimeout = gCurrentRealTimeTicks + 8000;
                    WindowTooltipOpen(w, widgetIndex, screenCoords);
                }
            }
            else
            {
                ResetTooltipNotShown();
            }

            gTooltipCloseTimeout = gCurrentRealTimeTicks + 8000;
            gTooltipCursor = screenCoords;
        }
        else
        {
            gTooltipCursor = screenCoords;
            ResetTooltipNotShown();

            if (w == nullptr || gTooltipWidget.windowClassification != w->classification
                || gTooltipWidget.windowNumber != w->number || gTooltipWidget.widgetIndex != widgetIndex
                || !widgetIsVisible(*w, widgetIndex))
            {
                WindowTooltipClose();
            }

            if (gCurrentRealTimeTicks >= gTooltipCloseTimeout)
            {
                auto* windowMgr = GetWindowManager();
                windowMgr->CloseByClass(WindowClass::tooltip);
            }
        }
    }

#pragma endregion