From: Jan Eike von Seggern <jan.eike.von.seggern@desy.de>
To: zsh-users@zsh.org
Subject: xrandr completion (was Re: Caching variables during completion)
Date: Mon, 18 Mar 2013 18:34:34 +0100 [thread overview]
Message-ID: <5147502A.70603@desy.de> (raw)
In-Reply-To: <511CA274.4060702@desy.de>
[-- Attachment #1: Type: text/plain, Size: 1193 bytes --]
Hi,
attached is my slightly improved completion for xrandr:
It completes only connected outputs and only the available modes for
each output.
Best
Eike
On 02/14/2013 09:38 AM, Jan Eike von Seggern wrote:
> Thanks a lot Bart and Peter!
>
> Using HISTNO should be working.
>
> BTW: I played around with _store_cache/_retrieve_cache but I could not
> get it working because I didn't now how to retrieve an associated array
> from the cache (not to mention that it's not fitting my need anyways).
>
> Best
> Eike
>
>
> On 02/14/2013 01:39 AM, Bart Schaefer wrote:
>> On Feb 13, 8:30pm, Peter Stephenson wrote:
>> }
>> } Bart Schaefer <schaefer@brasslantern.com> wrote:
>> } > zstyle ':completion:*' completer _xrcache _oldlist _expand
>> _complete # etc.
>> }
>> } I don't see why you couldn't put that inside the completion function
>> } that needs the cache
>>
>> True, you could put it in the completion function, but what if there's
>> more than one completion function that wants to share the same cache?
>>
>> Which reminds me that I've never really bothered to understand how the
>> _store_cache/_retrieve_cache stuff is supposed to work. I suspect it
>> would be overkill here.
>>
[-- Attachment #2: _xrandr --]
[-- Type: text/plain, Size: 3544 bytes --]
#compdef xrandr
local context state state_descr line
typeset -A opt_args
local expl
local outputs
# TODO: This creates a global variable to cache the available outputs.
if [[ $_xr_HISTNO != $HISTNO ]];
then
_xr_HISTNO=$HISTNO
typeset -gA _xr_modes
_xr_modes=()
local last_output l
for l in ${(f)"$(xrandr -q)"}; do
l=${(z)l}
if [[ $l[2] == "connected" ]]; then
last_output=$l[1]
elif [[ $l[2] == "disconnected" ]]; then
last_output=""
elif [[ -n $last_output ]]; then
_xr_modes[$last_output]="$_xr_modes[$last_output]${_xr_modes[$last_output]+ }$l[1]"
fi
done
fi
outputs=${(k)_xr_modes}
_arguments \
'(-d -display)'{-d,-display}'[X display to use]:X display:_x_display' \
'-help[display help]' \
'(-o --orientation)'{-o,--orientation}'[orientation of screen]:rotation:(normal inverted left right 0 1 2 3)' \
'(-q --query)'{-q,--query}'[display current state]' \
'(-s --size)'{-s,--size}'[set screen size]:size:' \
'(-r --rate --refresh)'{*-r,*--rate,*--refresh}'[set refresh rate]:target refresh rate:' \
'(-v --version)'{-v,--version}'[display version]' \
'-x[reflect across X axis]' \
'-y[reflect across Y axis]' \
'--screen:X screen number' \
'--verbose[be more verbose]' \
'--dryrun[make no changes]' \
"--nograb[don\'t grab screen]" \
'(--prop --properties)'{--prop,--properties}'[display the contents of properties for each output]' \
'--fb[configure screen size]:size:' \
'--fbmm[configure physical screen size]:size:' \
'--dpi[configure DPI]:dpi:' \
"*--output[configure output]:output to reconfigure:($outputs)" \
'*--auto[select preferred mode]' \
"*--mode[select mode for output]:output mode:->mode" \
'*--preferred[select preferred mode]' \
'*--pos[position output]:position:' \
'*--reflect[reflect across axes]:axes:(normal x y xy)' \
'*--rotate[rotate output]:rotation:(normal inverted left right)' \
"*--left-of[position output]:relative position to:($outputs)" \
"*--right-of[position output]:relative position to:($outputs)" \
"*--above[position output]:relative position to:($outputs)" \
"*--below[position output]:relative position to:($outputs)" \
"*--same-as[position output]:relative position to:($outputs)" \
'*--set[set property]:property:(Backlight scaling\ mode):value:->value' \
'*--scale[scale output]:output scaling XxY:' \
'*--transform[transform output]:transformation matrix:' \
'*--off[disable the output]' \
'*--crtc:crtc to use:' \
'*--panning[enable panning]:panning:' \
'*--gamma:r\:g\:b:' \
'*--primary[select output as primary]' \
'--noprimary' \
'*--newmode[add new mode line]:name: :clock MHz: :hdisp: :hsync-start: :hsync-end: :htotal: :vdisp: :vsync-start: :vsync-end: :vtotal:' \
'*--rmmode[remove mode line]:Mode name:' \
"*--addmode[add new mode to output]:output:($outputs):name:" \
"*--delmode[remove mode from output]:output:($outputs):name:" \
&& return 0
if [[ $state == value ]]; then
case $words[CURRENT-1] in
(scaling* mode)
_description value expl "output property 'scaling mode'"
compadd "$@" "$expl[@]" None Full Center Full\ aspect && return 0
;;
esac
elif [[ $state == mode ]]; then
local i=1 last_output
while (( CURRENT - i > 2 )); do
if [[ $words[CURRENT-1-i] == "--output" ]]; then
last_output=$words[CURRENT-i]
break
fi
(( i += 1 ))
done
_description -V mode expl "output mode"
compadd "$@" "$expl[@]" ${(z)_xr_modes[$last_output]} && return 0
fi
next prev parent reply other threads:[~2013-03-18 17:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-13 9:44 Caching variables during completion Jan Eike von Seggern
2013-02-13 17:39 ` Bart Schaefer
2013-02-13 20:30 ` Peter Stephenson
2013-02-14 0:39 ` Bart Schaefer
2013-02-14 8:38 ` Jan Eike von Seggern
2013-03-18 17:34 ` Jan Eike von Seggern [this message]
2013-03-18 21:14 ` xrandr completion (was Re: Caching variables during completion) Oliver Kiddle
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