Method onMouseDown

src/openrct2-ui/scripting/CustomWindow.cpp:625–668

        }

        void onMouseDown(WidgetIndex widgetIndex) override
        {
            auto* widget = &widgets[widgetIndex];
            const auto widgetDesc = _info.GetCustomWidgetDesc(this, widgetIndex);
            if (widgetDesc != nullptr)
            {
                if (widgetDesc->Type == "colourpicker")
                {
                    WindowDropdownShowColour(this, widget, colours[widget->colour], widgetDesc->Colour);
                }
                else if (widgetDesc->Type == "dropdown")
                {
                    widget--;
                    auto selectedIndex = widgetDesc->SelectedIndex;
                    const auto& items = widgetDesc->Items;
                    const auto numItems = std::min<size_t>(items.size(), Dropdown::kItemsMaxSize);
                    for (size_t i = 0; i < numItems; i++)
                    {
                        gDropdown.items[i] = Dropdown::MenuLabel(items[i].c_str());
                    }
                    WindowDropdownShowTextCustomWidth(
                        { windowPos.x + widget->left, windowPos.y + widget->top }, widget->height(), colours[widget->colour], 0,
                        Dropdown::Flag::StayOpen, numItems, widget->width() - 4);

                    if (selectedIndex >= 0 && selectedIndex < static_cast<int32_t>(numItems))
                        gDropdown.items[selectedIndex].setChecked(true);
                }
                else if (widgetDesc->Type == "spinner")
                {
                    if (widget->text == STR_NUMERIC_DOWN)
                    {
                        InvokeEventHandler(_info.Owner, widgetDesc->OnDecrement);
                    }
                    else if (widget->text == STR_NUMERIC_UP)
                    {
                        InvokeEventHandler(_info.Owner, widgetDesc->OnIncrement);
                    }
                }
                else if (widgetDesc->Type == "textbox")
                {
                    WindowStartTextbox(*this, widgetIndex, widgetDesc->Text, widgetDesc->MaxLength + 1);
                }
            }
        }

        void onDropdown(WidgetIndex widgetIndex, int32_t dropdownIndex) override
        {