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.