Re: Scrollbar thumbs

[Stefan Monnier]

>> In any case, given how widespread the problem is, it's clear that we
>> can't expect the toolkit to adapt to Emacs.  And since nobody has found
>> a way yet to make Emacs DTRT, all we can do is provide various
>> workarounds, which is what we've done until now.  But what I suggest is
>> that instead of each toolkit backend providing its own workaround, we
>> should implement the workarounds in the generic code and even implement
>> several of them and let the user choose which one suits him best.

> Wouldn't that imply using just the features that the least able toolkit
> provides?  The native scrollbar does things that can't be done in Gtk+ for
> example (not just overscroll, keybindings as well).

I don't think so.  It just means to centralize the workarounds (which
mostly have to do with how the thumb size and position are computed and
where/when they're updated) without impacting anything else of
the functionality.


        Stefan