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