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This message retrieves the tree view item that bears the specified relationship to a specified item. You can send this message explicitly or by using the TreeView_GetNextItem macro or one of the related macros.
TVM_GETNEXTITEMwParam=(WPARAM)(UINT)flag;lParam = (LPARAM)(HTREEITEM)hitem;
Parameters
- flag
Specifies the item to retrieve. It is one of the following values.Value Description TVGN_CARET Retrieves the currently selected item. You can use the TreeView_GetSelection macro to send this message. TVGN_CHILD Retrieves the first child item of the item specified by the hitem parameter. You can use the TreeView_GetChild macro to send this message. TVGN_DROPHILITE Retrieves the item that is the target of a drag-and-drop operation. You can use the TreeView_GetDropHilight macro to send this message. TVGN_FIRSTVISIBLE Retrieves the first item that is visible in the tree view window. You can use the TreeView_GetFirstVisible macro to send this message. TVGN_LASTVISIBLE Retrieves the last expanded item in the tree. This does not retrieve the last item visible in the tree view window. You can use the TreeView_GetLastVisible macro to send this message. TVGN_NEXT Retrieves the next sibling item. You can use the TreeView_GetNextSibling macro to send this message. TVGN_NEXTVISIBLE Retrieves the next visible item that follows the specified item. The specified item must be visible. Use the TVM_GETITEMRECT message to determine whether an item is visible. You can use the TreeView_GetNextVisible macro to send this message. TVGN_PARENT Retrieves the parent of the specified item. You can use the TreeView_GetParent macro to send this message. TVGN_PREVIOUS Retrieves the previous sibling item. You can use the TreeView_GetPrevSibling macro to send this message. TVGN_PREVIOUSVISIBLE Retrieves the first visible item that precedes the specified item. The specified item must be visible. Use the TVM_GETITEMRECT message to determine whether an item is visible. You can use the TreeView_GetPrevVisible macro to send this message. TVGN_ROOT Retrieves the topmost or very first item of the tree view control. You can use the TreeView_GetRoot macro to send this message. - hitem
Handle to an item.
Return Values
The handle to the item indicates success. NULL indicates otherwise.
Requirements
OS Versions: Windows CE 1.0 and later.
Header: Commctrl.h.
See Also
TreeView_GetChild | TreeView_GetDropHilight | TreeView_GetFirstVisible | TreeView_GetNextItem | TreeView_GetNextSibling | TreeView_GetNextVisible | TreeView_GetParent | TreeView_GetPrevSibling | TreeView_GetPrevVisible | TreeView_GetRoot | TreeView_GetSelection | TVM_GETITEMRECT
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