int IsTreeItemExposed (int panelHandle, int controlID, int itemIndex, int *isExposed);
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.
| 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) |
| Name | Type | Description | ||||
| status | integer | Return value indicating whether the function was successful. A negative number indicates that an error occurred.
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