Re: Swap nodes in a linked list

No Frans, if anyone is being dense it is I.  My problem stems from finding a
node at a position, and the only means apparent to me is by using extension
method 'ElementAt' which returns element of type T at a given index, and
then using intrinsic method 'Find' to find the node containing that element.


> > 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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