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# Set terminal window and tab/icon title
#
# usage: title short_tab_title [long_window_title]
#
# See: http://www.faqs.org/docs/Linux-mini/Xterm-Title.html#ss3.1
# Fully supports screen, iterm, and probably most modern xterm and rxvt
# (In screen, only short_tab_title is used)
# Limited support for Apple Terminal (Terminal can't set window and tab separately)
function title {
setopt localoptions nopromptsubst
# Don't set the title if inside emacs, unless using vterm
[[ -n "${INSIDE_EMACS:-}" && "$INSIDE_EMACS" != vterm ]] && return
# if $2 is unset use $1 as default
# if it is set and empty, leave it as is
: ${2=$1}
case "$TERM" in
cygwin|xterm*|putty*|rxvt*|konsole*|ansi|mlterm*|alacritty|st*|foot)
print -Pn "\e]2;${2:q}\a" # set window name
print -Pn "\e]1;${1:q}\a" # set tab name
;;
screen*|tmux*)
print -Pn "\ek${1:q}\e\\" # set screen hardstatus
;;
*)
if [[ "$TERM_PROGRAM" == "iTerm.app" ]]; then
print -Pn "\e]2;${2:q}\a" # set window name
print -Pn "\e]1;${1:q}\a" # set tab name
else
# Try to use terminfo to set the title if the feature is available
if (( ${+terminfo[fsl]} && ${+terminfo[tsl]} )); then
print -Pn "${terminfo[tsl]}$1${terminfo[fsl]}"
fi
fi
;;
esac
}
ZSH_THEME_TERM_TAB_TITLE_IDLE="%15<..<%~%<<" #15 char left truncated PWD
ZSH_THEME_TERM_TITLE_IDLE="%n@%m:%~"
# Avoid duplication of directory in terminals with independent dir display
if [[ "$TERM_PROGRAM" == Apple_Terminal ]]; then
ZSH_THEME_TERM_TITLE_IDLE="%n@%m"
fi
# Runs before showing the prompt
function omz_termsupport_precmd {
[[ "${DISABLE_AUTO_TITLE:-}" != true ]] || return
title "$ZSH_THEME_TERM_TAB_TITLE_IDLE" "$ZSH_THEME_TERM_TITLE_IDLE"
}
# Runs before executing the command
function omz_termsupport_preexec {
[[ "${DISABLE_AUTO_TITLE:-}" != true ]] || return
emulate -L zsh
setopt extended_glob
# split command into array of arguments
local -a cmdargs
cmdargs=("${(z)2}")
# if running fg, extract the command from the job description
if [[ "${cmdargs[1]}" = fg ]]; then
# get the job id from the first argument passed to the fg command
local job_id jobspec="${cmdargs[2]#%}"
# logic based on jobs arguments:
# http://zsh.sourceforge.net/Doc/Release/Jobs-_0026-Signals.html#Jobs
# https://www.zsh.org/mla/users/2007/msg00704.html
case "$jobspec" in
<->) # %number argument:
# use the same <number> passed as an argument
job_id=${jobspec} ;;
""|%|+) # empty, %% or %+ argument:
# use the current job, which appears with a + in $jobstates:
# suspended:+:5071=suspended (tty output)
job_id=${(k)jobstates[(r)*:+:*]} ;;
-) # %- argument:
# use the previous job, which appears with a - in $jobstates:
# suspended:-:6493=suspended (signal)
job_id=${(k)jobstates[(r)*:-:*]} ;;
[?]*) # %?string argument:
# use $jobtexts to match for a job whose command *contains* <string>
job_id=${(k)jobtexts[(r)*${(Q)jobspec}*]} ;;
*) # %string argument:
# use $jobtexts to match for a job whose command *starts with* <string>
job_id=${(k)jobtexts[(r)${(Q)jobspec}*]} ;;
esac
# override preexec function arguments with job command
if [[ -n "${jobtexts[$job_id]}" ]]; then
1="${jobtexts[$job_id]}"
2="${jobtexts[$job_id]}"
fi
fi
# cmd name only, or if this is sudo or ssh, the next cmd
local CMD="${1[(wr)^(*=*|sudo|ssh|mosh|rake|-*)]:gs/%/%%}"
local LINE="${2:gs/%/%%}"
title "$CMD" "%100>...>${LINE}%<<"
}
autoload -Uz add-zsh-hook
if [[ -z "$INSIDE_EMACS" || "$INSIDE_EMACS" = vterm ]]; then
add-zsh-hook precmd omz_termsupport_precmd
add-zsh-hook preexec omz_termsupport_preexec
fi
# Keep Apple Terminal.app's current working directory updated
# Based on this answer: https://superuser.com/a/315029
# With extra fixes to handle multibyte chars and non-UTF-8 locales
if [[ "$TERM_PROGRAM" == "Apple_Terminal" ]] && [[ -z "$INSIDE_EMACS" ]]; then
# Emits the control sequence to notify Terminal.app of the cwd
# Identifies the directory using a file: URI scheme, including
# the host name to disambiguate local vs. remote paths.
function update_terminalapp_cwd() {
emulate -L zsh
# Percent-encode the host and path names.
local URL_HOST URL_PATH
URL_HOST="$(omz_urlencode -P $HOST)" || return 1
URL_PATH="$(omz_urlencode -P $PWD)" || return 1
# Undocumented Terminal.app-specific control sequence
printf '\e]7;%s\a' "file://$URL_HOST$URL_PATH"
}
# Use a precmd hook instead of a chpwd hook to avoid contaminating output
add-zsh-hook precmd update_terminalapp_cwd
# Run once to get initial cwd set
update_terminalapp_cwd
fi
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