IsTreeItemExposed

int IsTreeItemExposed (int panelHandle, int controlID, int itemIndex, int *isExposed);

Purpose

Returns a Boolean value indicating whether the specified item is exposed. An exposed item is one whose ancestors are all expanded. Items that do not have a parent are always exposed.

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
isExposed integer A Boolean value indicating whether all of the ancestors of the specified tree item are expanded.

0 = not exposed (at least one ancestor is collapsed)
1 = exposed (all ancestors are expanded)

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