(treeview)
boolean o2tree_filter(string $name, string $text, boolean $hide_down)
ATTENTION: Treeview scripting definition and usage are DEPRECATED. Use a Treeview control from development interface (JXOB) instead.
Filter Treeview control $name elements using $text.
Only elements containing $text in their description, and their ancestors, are left in.
If param $hide_down is passed as FALSE subnodes are added to filtered ones, else
they are excluded.