The Window Collection is a collection of renderable (ie can be painted to a screen)objects These can optionally also receive user input eg via a mouse or keyboard or touchscreen...
The specialization of Window Collection is a UI Manager Collection. This type of collection the renderable object is a node container ie a grid or tree.
Within each of these types of collection tabs can be added or removed
Note there is a window collection separate to the "UI Window collection" The former being the manager to the layouts in a workspace
Examples of UI Window Collections Include:
Examples of UI Window collections Include: