# GetTreeItemNumDescendents

int GetTreeItemNumDescendents (int panelHandle, int controlID, int itemIndex, int *numDescendents);

## Purpose

Returns the number of descendents of the specified tree item.

## Parameters

Input
Name | Type | Description
panelHandle | integer | Specifier for a particular panel that is currently in memory. You obtain this handle from LoadPanel, NewPanel, or DuplicatePanel.
controlID | integer | The defined constant, located in the .uir header file, that you assigned to the control in the User Interface Editor, or the ID returned by NewCtrl or DuplicateCtrl.
itemIndex | integer | Zero-based index of the tree item.
Output
Name | Type | Description
numDescendents | integer | The number of descendent items of the specified tree item.

## Return Value

Name | Type | Description
status | integer | Return value indicating whether the function was successful. A negative number indicates that an error occurred.
Code | Error Message String
xx | Success