| private IterPrev ( TreeModel model, Gtk.TreeIter &iter ) : bool | ||
| model | TreeModel | |
| iter | Gtk.TreeIter | |
| return | bool | |
private bool IterPrev(TreeModel model, ref TreeIter iter)
{
TreeIter prev, next;
if (!model.GetIterFirst (out prev))
return false;
do {
next = prev.Copy ();
if (!itemStore.IterNext (ref next))
return false;
//if next one on from prev is our iter
//then 'prev' is correct previous iter
if (next.Equals (iter)) {
iter = prev;
return true;
}
} while (itemStore.IterNext (ref prev));
return false;
}