| Parameter | Reference | Type | Length | Default | Optional | Text |
|---|---|---|---|---|---|---|
| HANDLE | CNTL_HANDLE | 0 | Handle for Tree Control | |||
| IS_FOLDER | C | C | 0 | |||
| NODE_KEY | C | C | 0 | Node Key | ||
| NO_FLUSH | C | C | 0 | X |
| Exception | Text |
|---|---|
| CNTL_SYSTEM_ERROR | |
| FAILED | General Error |
| NODE_HAS_CHILDREN | Folder With Children Cannot Become a Leaf |
| NODE_NOT_FOUND | Node With Key NODE_KEY Does Not Exist |