nsITreeContentView interface is implemented by tree views that are backed by DOM content. It is typically reached by calling
QueryInterface on a
| || ||The element in the DOM which this view uses as root content. Read only. Obsolete since Gecko 1.8|
Retrieve the index associated with the specified content item.
long getIndexOfItem( in nsIDOMElement item );
- A tree row for which to find the row index.
A non-negative integer row index if the row was found within the tree. Returns -1 if the item was not found.
Retrieve the content item associated with the specified index.
nsIDOMElement getItemAtIndex( in long index );
- The row index for which to get the item
nsITreeContentView interface only applies to trees with DOM element children, and does not apply to trees with