| description | title | ms.date | helpviewer_keywords | ms.assetid | |||||
|---|---|---|---|---|---|---|---|---|---|
Learn more about: Tree Control Notification Messages |
Tree Control Notification Messages |
11/04/2016 |
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ac7013b4-91dd-4668-bd75-439ca0680ef9 |
A tree control (CTreeCtrl) sends the following notification messages as WM_NOTIFY messages:
| Notification message | Description |
|---|---|
| TVN_BEGINDRAG | Signals the start of a drag-and-drop operation |
| TVN_BEGINLABELEDIT | Signals the start of in-place label editing |
| TVN_BEGINRDRAG | Signals the start of a drag-and-drop operation, using the right mouse button |
| TVN_DELETEITEM | Signals the deletion of a specific item |
| TVN_ENDLABELEDIT | Signals the end of label editing |
| TVN_GETDISPINFO | Requests information that the tree control requires to display an item |
| TVN_ITEMEXPANDED | Signals that a parent item's list of child items was expanded or collapsed |
| TVN_ITEMEXPANDING | Signals that a parent item's list of child items is about to be expanded or collapsed |
| TVN_KEYDOWN | Signals a keyboard event |
| TVN_SELCHANGED | Signals that the selection has changed from one item to another |
| TVN_SELCHANGING | Signals that the selection is about to be changed from one item to another |
| TVN_SETDISPINFO | Notification to update the information maintained for an item |