Gets and sets the expanded state of an item in a tree-view.
capi
tree-view-expanded-p tree-view item => value
setf (tree-view-expanded-p tree-view item) value => value
tree-view⇩ |
A tree-view. |
item⇩ |
An item. |
value⇩ |
A boolean. |
value⇩ |
A boolean. |
The accessor generic function tree-view-expanded-p
is the predicate for whether item is expanded in tree-view. If item is not in tree-view, the function returns nil
.
(setf tree-view-expanded-p)
sets the expanded state of item in tree-view to value. If item is not in tree-view, the function does nothing.
CAPI User Guide and Reference Manual (Macintosh version) - 01 Dec 2021 19:31:27