The TVN_SELCHANGED notification message notifies a tree-view control’s parent window that the selection has changed from one item to another. This notification message is sent in the form of a WM_NOTIFY message.
TVN_SELCHANGED pnmtv = (NM_TREEVIEW FAR *) lParam
The action member of the NM_TREEVIEW structure indicates the type of action that caused the selection to change. It can be one of the following values:
Value |
Meaning |
TVC_BYKEYBOARD |
By a key stroke |
TVC_BYMOUSE |
By a mouse click |
TVC_UNKNOWN |
Unknown |
No return value.
file: /Techref/os/win/api/win32/mess/src/msg21_16.htm, 2KB, , updated: 2000/4/7 11:20, local time: 2024/12/8 14:43,
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