Re: How do you scroll the screen without moving the cursor ? (theC-E and C-Y keys in vi)

["David Lam" <david.k.lam1@gmail.com>]

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aww cool thanks... i just tried the stuffs

this is what i ended up with ->

;; ^E in Vi
(defun ctrl-e-in-vi (n)
 (interactive "p")
 (scroll-down n))

;; ^Y in Vi
(defun ctrl-y-in-vi (n)
 (interactive "p")
 (scroll-up n))

(global-set-key "\M-n" 'ctrl-y-in-vi)
(global-set-key "\M-p" 'ctrl-e-in-vi)






On Fri, Oct 3, 2008 at 1:07 PM, Chris McMahan <
first_initiallastname@one.dot.net> wrote:

> Paul R <paul.r.ml@gmail.com> writes:
>
> > Chris> If that's not what you have in mind, I've been using these for
> > Chris> some time. They keep the cursor in place and move the text
> > Chris> underneath it.
> >
> > Chris> (defun scroll-down-in-place (n) (interactive "p")
> > Chris> (previous-line n) (scroll-down n))
> >
> > Chris> (defun scroll-up-in-place (n) (interactive "p") (next-line n)
> > Chris> (scroll-up n))
> >
> > To avoid weird behaviour when seeing ends of your buffer, use the code
> > below.
> >
> > (global-set-key [down] (lambda ()
> >                        (interactive)
> >                        (next-line 1)
> >                        (unless (eq (window-end) (point-max))
> >                          (scroll-up 1))))
> > (global-set-key [up] (lambda ()
> >                      (interactive)
> >                      (previous-line 1)
> >                      (unless (eq (window-start) (point-min))
> >                        (scroll-down 1))))
>
> Excellent! Thank you!
>
> BTW, where can I get info on the key syntax you're using? [down] and
> [up]...
>
> - Chris
>
> --
>     (.   .)
>  =ooO=(_)=Ooo=====================================
>  Chris McMahan | first_initiallastname@one.dot.net
>  =================================================
>

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