The LVN_ITEMCHANGING notification message notifies a list view control's parent window that an item is changing. This notification message is sent in the form of a WM_NOTIFY message.
LVN_ITEMCHANGING
pnmv = (NM_LISTVIEW FAR *) lParam;
Parameters
pnmv
Pointer to an NM_LISTVIEW structure that identifies the item and specifies which of its attributes are changing.
Return Values
Returns TRUE to prevent the change or FALSE to allow the change.
See Also