Re: filter() prevents clearing of screen, but still clears current line

[Christer Enfors]

Avery Pennarun wrote:
> I've done this sort of thing at least twice in my life, and it turns
> out to be much easier than it sounds.  Use terminfo ("man 3
> terminfo"), part of ncurses, to get the codes you need to move to
> certain areas of the screen and interpret input characters.  It's
> quite easy (and educational :)) to import a getline-type functionality
> by yourself.

Yeah, I'll do that. Thanks.

> Alternatively, bypass curses/terminfo entirely and just send hardcoded
> vt100 codes.  It's not like there are any terminals nowadays that
> don't support them, and you only need to remember about three of them
> (move cursor, clear line, enable/disable bold.

I considered doing that too, but I think that terminfo is a better 
option for me.

> Input's a little trickier because you have to catch multi-character
> escape sequences.  But if you code it up yourself, you can support
> multiple terminals much better than curses does:
> http://www.advogato.org/person/apenwarr/diary.html?start=17

That's funny. I read that exact blog entry just the other day. I must 
have come across it while searching for curses documentation or something.

--
Christer Enfors