Re: Swap nodes in a linked list

> Sorry if this is very obvious, but it escapes me now at a time of impending
> review.  I have a LinkedList<BandLine>, representing a report Band, where
> BandLine is one line of text in the band, e.g. one of two detail line types,
> or a header line.
>
> I present my linked list using a DataGridView, and am trying to implement
> 'Move Up' and 'Move Down' commands for band lines, which involves swapping
> nodes in my linked list.  Now getting the BandLine to move is easy, using
> ElementAt and an index provided by the grid, but to complete the swap with
> AddBefore, I need a LinkedListNode at a specific index.  How can I get this?

        Sorry for being dense, but moveup/down is that the same as moving one
position up/down? I.o.w.: move node at post X to pos X-1? Which means in a
linked list (if first element is the top element in the list) to move the node
at pos X in front of X.Previous


                FB

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