Tree.getdisplayindex() - MACROMEDIA FLASH 8-COMPONENTS LANGUAGE Reference

You must first add an instance of the Tree component to the Stage and name it
add the following code to Frame 1.
/**
Requires:
- Tree component on Stage (instance name: my_tr)
*/
var my_tr:mx.controls.Tree;
my_tr.setSize(200, 100);
var trDP_xml:XML = new XML("<node label='1st Local Folders'><node
label='Inbox' data='0' /><node label='Outbox' data='1' /></node><node
label='2nd Local Folders'><node label='Inbox' data='0' /><node
label='Outbox' data='1' /></node><node label='3rd Local Folders'><node
label='Inbox' data='0' /><node label='Outbox' data='1' /></node><node
label='4th Local Folders'><node label='Inbox' data='0' /><node
label='Outbox' data='1' /></node><node label='5th Local Folders'><node
label='Inbox' data='0' /><node label='Outbox' data='1' /></node><node
label='6th Local Folders'><node label='Inbox' data='0' /><node
label='Outbox' data='1' /></node>");
my_tr.dataProvider = trDP_xml;
// Set visible node to last node.
my_tr.firstVisibleNode = my_tr.getTreeNodeAt(5);

Tree.getDisplayIndex()

Availability
Flash Player 6 (6.0.79.0).
Edition
Flash MX Professional 2004.
Usage
treeInstance.getDisplayIndex(node)
Parameters
An XMLNode object.
node
Returns
The index of the specified node, or if the node is not currently displayed.
undefined
; then
my_tr
Tree.getDisplayIndex() 1291