How can you get indexes of visible rows for an NSOutlineView?

Question

How can you get a indexes of visible rows for an NSOutlineView? I need to know which level and which rows are visible.

[EDIT] What I\'m actually looking for is an NSOutl

Answer 1

NSOutlineView is an NSTableView subclass. Therefore -rowsInRect: can be combined with -visibleRect (from NSView). Use -levelForRow: to determine the level.