




 
The function element-container returns the container of the element 
element.
 
If element is inside a standalone interface, then container is the screen object.
If 
element
 is inside an interface that is inside a MDI interface, then 
container
 is the capi:container object of that MDI interface. See document-frame for details.
CAPI User Guide and Reference Manual (Windows version) - 25 Feb 2015