OTD #023; Revision 2.
Group: gui.
A GUI container. GUI Objects of this type can contain other GUI components. Containers may be nested.
Axis along which to lay out child components and sub-containers. Must be one of the following vaues: "horizontal" or "vertical". The default should be "vertical".
If this property is present and not "no", then a thin border will be drawn around the contents of this container.
If the "border" property is "yes", then the value of this property will be used as a small text label for the container in the border. Defoult is no label.
A title for this container. Usually only used when this container is the root object of a GUI, as the window frame title. Default is no title.
this type defines no new messages.