HRESULT FoldersTree_GetPIDL(HWND hwnd, HTREEITEM hItem, ITEMIDLIST **pidl);
[in] HWND hwnd
Handle to the control.
[in] HTREEITEM hItem
Handle of the tree item.
[out] ITEMIDLIST **pidl
Pointer to a variable in which to return the PIDL.
Returns the PIDL associated with the tree item of a FoldersTree
control. If the item is not associated, returns NULL
.