On 16/09/18 19:17, Martin Gregorie wrote:
> I'm in the process of creating a desktop application to display and edit
> data that's best treated as a ragged array of Strings: it is quite
> unlikely that all rows in the array will be the same length.
>
> I've built and debugged a Datastore class to hold it as an ArrayList of
> ArrayList  - the ArrayList being in a wrapper class
> representing a row of fields. The DataStore allows rows, columns and
> individual fields to be inserted, deleted, and the fields to be modified.
>
> Datastore extends AbstractTableModel because I was initially intending to
> use a JTable to display and manipulate its contents, but now its
> successfully manipulating the ragged array I'm having twinges of doubt
> about how whether a JTable can is the best way of displaying it and
> allowing it to be viewed and modified, i.e. can a JTable deal
> successfully with the missing elements at the end of rows in a ragged
> array?
>
> Would I be better off with a custom built structure containing, say, an
> array of JButtons to display fields in the ragged array and that can be
> clicked to add a field, edit or delete it?
>
> I'll be very interested to hear how you've handled, or would handle, this
> display problem.

XML/XLST to a web browser.

--
Adrian C

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