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# bash completion for feh(1) -*- shell-script -*-
_feh()
{
local cur prev words cword split
_init_completion -s || return
case "$prev" in
-B|--image-bg)
COMPREPLY=( $( compgen -W 'default white black' -- "$cur" ) )
return
;;
-f|--filelist|-o|--output|-O|--output-only|-\||--start-at)
_filedir
return
;;
-K|--caption-path|-C|--fontpath|-j|--output-dir)
_filedir -d
return
;;
-e|--font|-M|--menu-font|-@|--title-font)
# expect string like "dejavu.ttf/12"
if [[ "$cur" == */* ]]; then # expect integer value
COMPREPLY=( $( compgen -P "$cur" -W '{0..9}' ) )
compopt -o nospace
return
fi
local font_path
# font_path="$( imlib2-config --prefix 2> /dev/null )/share/imlib2/data/fonts"
# COMPREPLY=( $( cd "$font_path" 2> /dev/null; compgen -f \
# -X "!*.@([tT][tT][fF])" -S / -- "$cur" ) )
for (( i=${#words[@]}-1; i>0; i-- )); do
if [[ ${words[i]} == -@(C|-fontpath) ]]; then
font_path="${words[i+1]}"
COMPREPLY+=( $( cd "$font_path" 2> /dev/null; compgen -f \
-X "!*.@([tT][tT][fF])" -S / -- "$cur" ) )
fi
done
compopt -o nospace
return
;;
-T|--theme)
local conf_path=~/.config/feh/themes
local theme_name theme_opts
[[ -r $conf_path ]] || return
while read theme_name theme_opts; do
if [[ "$theme_name" == '#'* || "$theme_name" == "" ]]; then
continue
fi
COMPREPLY+=( $( compgen -W "$theme_name" -- "$cur" ) )
done < "$conf_path"
return
;;
-S|--sort)
COMPREPLY=( $( compgen -W 'name filename width height pixels size
format' -- "$cur" ) )
return
;;
-R|--reload|-H|--limit-height|-W|--limit-width|-E|--thumb-height|\
-y|--thumb-width|-J|--thumb-redraw|--magick-timeout)
# expect integer value
COMPREPLY+=( $( compgen -W '{0..9}' ) )
compopt -o nospace
return
;;
--zoom)
# expect integer value or "max", "fill"
COMPREPLY=( $( compgen -W 'max fill' -- "$cur" ) )
if [[ ! $cur || ! $COMPREPLY ]]; then
COMPREPLY+=( $( compgen -W '{0..9}' ) )
compopt -o nospace
fi
return
;;
-a|--alpha)
COMPREPLY=( $( compgen -W '{0..255}' -- "$cur" ) )
return
;;
-b|--bg)
_filedir
COMPREPLY+=( $( compgen -W 'trans' -- "$cur" ) )
return
;;
-g|--geometry)
# expect string like 640x480
if [[ $cur && "$cur" != *x* ]]; then
COMPREPLY=( x )
fi
COMPREPLY+=( $( compgen -W "{0..9}" ) )
compopt -o nospace
return
;;
-L|--customlist|--index-info|--info|-D|--slideshow-delay|-~|\
--thumb-title|-^|--title)
# argument required but no completions available
return
;;
esac
$split && return
if [[ "$cur" == -* ]]; then
COMPREPLY=( $( compgen -W '$( _parse_help "$1" --help )' -- "$cur" ) )
[[ $COMPREPLY == *= ]] && compopt -o nospace
[[ $COMPREPLY ]] && return
fi
# FIXME: It is hard to determine correct supported extensions.
# feh can handle any format that imagemagick can plus some others
_filedir 'xpm|tif?(f)|png|p[npgba]m|iff|?(i)lbm|jp?(e)g|jfi?(f)|gif|bmp|arg?(b)|tga|xcf|ani|ico|?(e)ps|pdf|dvi|txt|svg?(z)|cdr|[ot]tf'
} && complete -F _feh feh
# ex: ts=4 sw=4 et filetype=sh
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