>Other remarks in no particular order:
>
>- with my qt 4.2.x the frame "Options" appears empty
>

I don't really have a clue how to solve it. Isn't it the problem of the
"Expanding" sizepolicy that is not understood by qt4.2 ?


>- Could we have nice names displayed instead of full names?

I don't know. It will be confusing when you compare the lyx-devel
Introduction.lyx to the lyx-branch Introduction.lyx.

>- actually, I think it would be simpler to get rid of the Browse
buttons
>  and only display a list of open buffers. I think this makes the
>  workflow easier.

Then you always have to open both documents first ?

>- What about renaming Tools>Compare... to Tools>Compare Documents...?

If you want to.. , but isn't it obvious that you want to compare
documents.

>I am trying to compare Cusotmization between trunk and branch,
>it seems to be a bit too much :)

As said, the algorithm takes a long time when there is a large part
changed. It's much slower then the same amount of change divided in
small changes.

For example, take two random newsarticles of 500 characters. I bet you
can't find the solution with the minimal edit distance manually. On the
other hand, this solution makes no sense, because you really want the
one article to be completely deleted and the other one completely added.

To speed things up, I'm now implementing an option to choose a certain
level of comparison. Then you can choose to compare at word level. If
each word consists of 5 characters on average, the algorithm will be
speed up 25 times. As indicated in the example of the two random
articles, it will probably only be necessary to do a character level
comparison if there is an added word and deleted word next to each
other. If not, the whole sentence is probably different, even if there
might be common characters and/or common articles and prepositions.

If the architecture is in place, this can be extended to do a comparison
at sentence-level or paragraph-level, speeding up the comparison by
factor of say 100^2 (average sentence consisting of 100 characters ?) to
1000^2 (average paragraph consisting of 1000 characters) :).

Vincent

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