




Updates an item in a tree-view.
The generic function 
tree-view-update-item
 updates the item 
item
 in 
tree-view
. This includes recomputing the text, images and children of 
item
. This is useful when the data in 
tree-view
 changes, but the entire tree does not need recomputing.
When 
in-parent
 is non-nil, 
tree-view-update-item
 updates the children of the parent of 
item
. This is useful when 
item
 is actually removed from 
tree-view
, causing the children of its parent to be re-positioned.
CAPI Reference Manual - 15 Dec 2011