configs/dot.zsh/prompt
2012-10-26 02:30:01 +02:00

150 lines
3.9 KiB
Text

function precmd {
local TERMWIDTH
(( TERMWIDTH = ${COLUMNS} - 1 ))
###
# Truncate the path if it's too long.
PR_FILLBAR=""
PR_PWDLEN=""
local promptsize=${#${(%):---(%n@%m:%l)---()--}}
local pwdsize=${#${(%):-%~}}
if [[ "$promptsize + $pwdsize" -gt $TERMWIDTH ]]; then
((PR_PWDLEN=$TERMWIDTH - $promptsize))
else
PR_FILLBAR="\${(l.(($TERMWIDTH - ($promptsize + $pwdsize)))..${PR_HBAR}.)}"
fi
}
setopt extended_glob
preexec () {
if [[ "$TERM" == "screen" ]]; then
local CMD=${1[(wr)^(*=*|sudo|-*)]}
echo -n "\ek$CMD\e\\"
fi
}
setprompt () {
# Allow for functions in the prompt.
setopt prompt_subst
# See if we can use colors.
autoload colors zsh/terminfo
if [[ "$terminfo[colors]" -ge 8 ]]; then
colors
fi
for color in RED GREEN YELLOW BLUE MAGENTA CYAN WHITE; do
eval PR_$color='%{$terminfo[bold]$fg[${(L)color}]%}'
eval PR_LIGHT_$color='%{$fg[${(L)color}]%}'
(( count = $count + 1 ))
done
PR_NO_COLOUR="%{$terminfo[sgr0]%}"
# Autoload zsh functions.
fpath=(~/.zsh/functions $fpath)
autoload -U ~/.zsh/functions/*(:t)
# Enable auto-execution of functions.
typeset -ga preexec_functions
typeset -ga precmd_functions
typeset -ga chpwd_functions
# Append git functions needed for prompt.
preexec_functions+='preexec_update_git_vars'
precmd_functions+='precmd_update_git_vars'
chpwd_functions+='chpwd_update_git_vars'
###
# See if we can use extended characters to look nicer.
typeset -A altchar
set -A altchar ${(s..)terminfo[acsc]}
PR_SET_CHARSET="%{$terminfo[enacs]%}"
PR_SHIFT_IN="%{$terminfo[smacs]%}"
PR_SHIFT_OUT="%{$terminfo[rmacs]%}"
PR_HBAR=${altchar[q]:--}
PR_ULCORNER=${altchar[l]:--}
PR_LLCORNER=${altchar[m]:--}
PR_LRCORNER=${altchar[j]:--}
PR_URCORNER=${altchar[k]:--}
###
# Decide if we need to set titlebar text.
case $TERM in
?term*|screen)
PR_TITLEBAR=$'%{\e]0;%(!.-=*[ROOT]*=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\a%}'
;;
screeningplopp)
PR_TITLEBAR=$'%{\e_screen \005 (\005t) | %(!.-=[ROOT]=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\e\\%}'
;;
*)
PR_TITLEBAR=''
;;
esac
###
# Decide whether to set a screen title
if [[ "$TERM" == "screen" ]]; then
PR_STITLE=$'%{\ekzsh\e\\%}'
else
PR_STITLE=''
fi
###
# APM detection
if which ibam > /dev/null; then
PR_APM='$PR_RED${${PR_APM_RESULT[(f)1]}[(w)-2]}%%(${${PR_APM_RESULT[(f)3]}[(w)-1]})$PR_LIGHT_BLUE:'
elif which apm > /dev/null; then
PR_APM='$PR_RED${PR_APM_RESULT[(w)5,(w)6]/\% /%%}$PR_LIGHT_BLUE:'
else
PR_APM=''
fi
###
# Finally, the prompt.
# PROMPT='$PR_SET_CHARSET$PR_STITLE${(e)PR_TITLEBAR}\
# $PR_CYAN$PR_SHIFT_IN$PR_ULCORNER$PR_BLUE$PR_HBAR$PR_SHIFT_OUT(\
# $PR_GREEN%(!.$PR_RED%SROOT%s.%n)$PR_GREEN@%m:%l\
# $PR_BLUE)$PR_SHIFT_IN$PR_HBAR$PR_CYAN$PR_HBAR${(e)PR_FILLBAR}$PR_BLUE$PR_HBAR$PR_SHIFT_OUT(\
# $PR_MAGENTA%$PR_PWDLEN<...<%~%<<\
# $PR_BLUE)$PR_SHIFT_IN$PR_HBAR$PR_CYAN$PR_URCORNER$PR_SHIFT_OUT\
#
# $PR_CYAN$PR_SHIFT_IN$PR_LLCORNER$PR_BLUE$PR_HBAR$PR_SHIFT_OUT(\
# %(?..$PR_LIGHT_RED%?$PR_BLUE:)\
# ${(e)PR_APM}$PR_YELLOW%D{%H:%M}\
# $PR_LIGHT_BLUE:%(!.$PR_RED.$PR_WHITE)%#$PR_BLUE)$PR_SHIFT_IN$PR_HBAR$PR_SHIFT_OUT\
# $PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_SHIFT_OUT\
# $PR_NO_COLOUR '
#
# RPROMPT=' $PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_BLUE$PR_HBAR$PR_SHIFT_OUT\
#($PR_YELLOW%D{%a,%b%d}$PR_BLUE)$PR_SHIFT_IN$PR_HBAR$PR_CYAN$PR_LRCORNER$PR_SHIFT_OUT$PR_NO_COLOUR'
PROMPT='$PR_SET_CHARSET$PR_NO_COLOUR\
%(?..($PR_LIGHT_RED%?$PR_NO_COLOUR%))\
%(!.$PR_RED.$PR_GREEN)%n$PR_GREEN@%m \
%(!.$PR_RED.$PR_NO_COLOUR)$(prompt_git_info)\
$PR_NO_COLOUR%#$PR_BLUE>\
$PR_NO_COLOUR '
RPROMPT=' ($PR_WHITE%$PR_PWDLEN<...<%~%<<$PR_NO_COLOUR)'
#PS2='$PR_WHITE%_>$PR_NO_COLOUR '
PS2='$PR_NO_COLOUR%_$PR_WHITE> '
}
setprompt