group_box
Entity: predicate

Usage:
group_box( )
group_box(Arg1, ... , ArgN)

Creates a group box.

Put inside the brackets only these arguments which you need. All other arguments will be set by default. The arguments may be any of the following (the order is not important).
 
handle(Handle) handle to this group box. 
parent(Parent) handle to the parent window.
class(But_func) predicate which will receive the messages from this group box.
text(Text) the text which is on the group box
pos(X,Y) coordinates of upper left corner
size(Width, Height)  size of the group box

Look at group box methods:

This class has not any methods.

See also:
window

Look at the example:
Group Box.spj (in folder Examples)