Panel < UIWidget phantom: true RectPanel < UIWidget image: /core_styles/images/empty_rect.png FlatPanel < Panel border-image: source: /core_styles/images/panel_flat.png border: 1 TopPanel < Panel height: 36 image: source: /core_styles/images/top_panel.png repeated: true InterfacePanel < Panel focusable: false border-image: source: /core_styles/images/interface_panel.png border: 4 InterfacePanel2 < Panel focusable: false border-image: source: /core_styles/images/interface_panel2.png border: 4 Map< UIMap padding: 4 border-image: source: /core_styles/images/map_panel.png border: 4