I test, works VERY good. :) Thanks. For now, I will use only the charterm-screen-size function, because until I use more the charterm-insert-line is simpler to cut the output to serve only some number of lines. I will use charterm-insert-line in the future.
Em qui, 3 de jan de 2019 às 15:58, Joao Pedro Abreu De Souza < jp_ab...@id.uff.br> escreveu: > Thanks, Neil. I will test today later. :) > > Em qui, 3 de jan de 2019 04:35, Neil Van Dyke <n...@neilvandyke.org > escreveu: > >> If you're on a Unix, like GNU/Linux or a BSD, you could use the >> `charterm` package: >> >> #lang racket/base >> (require charterm) >> (with-charterm >> (let-values (((w h) (charterm-screen-size))) >> (charterm-clear-screen) >> (charterm-display "Width: " w " Height: " h " ") >> (charterm-cursor 1 2))) >> >> `charterm` can probably also do the other things you mentioned. See the >> demo program that the documentation mentions. >> >> https://www.neilvandyke.org/racket/charterm/ >> >> You mentioned `less`. If you want to be able to scroll backwards >> vertically one line at a time, like `less` can, without redrawing the >> screen, then you might want to use `charterm-insert-line`. (This will >> probably work for any terminal you have today. It probably won't work >> on terminal emulators that are set to strict "VT-100" emulation, but it >> should work with later VT model emulation and "ANSI".) >> >> I haven't been developing `charterm` since I originally wrote it, so >> some things are relatively over-engineered, while other things are >> missing or could be improved. If `charterm` doesn't do what you want, I >> see two other interesting packages to look at: >> >> https://pkgs.racket-lang.org/package/termios >> https://pkgs.racket-lang.org/package/ansi >> >> -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to racket-users+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
