112 lines
2.9 KiB
Bash
112 lines
2.9 KiB
Bash
#
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# Sets terminal window and tab titles.
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#
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# Authors:
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# James Cox <james@imaj.es>
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# Sorin Ionescu <sorin.ionescu@gmail.com>
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#
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# Usage:
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# To auto set the terminal window and tab titles with the current command or
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# directory, add the following to zshrc:
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#
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# zstyle ':omz:module:terminal' auto-title 'yes'
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#
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# Dumb terminals lack support.
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if [[ "$TERM" == 'dumb' ]]; then
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return 1
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fi
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# Set the GNU Screen window number.
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if [[ -n "$WINDOW" ]]; then
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export SCREEN_NO="%B${WINDOW}%b "
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else
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export SCREEN_NO=""
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fi
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# Sets the GNU Screen title.
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function set-screen-title {
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if [[ "$TERM" == screen* ]]; then
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printf "\ek%s\e\\" ${(V)argv}
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fi
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}
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# Sets the terminal window title.
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function set-window-title {
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if [[ "$TERM" == ((x|a|ml|dt|E)term*|(u|)rxvt*) ]]; then
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printf "\e]2;%s\a" ${(V)argv}
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fi
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}
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# Sets the terminal tab title.
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function set-tab-title {
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if [[ "$TERM" == ((x|a|ml|dt|E)term*|(u|)rxvt*) ]]; then
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printf "\e]1;%s\a" ${(V)argv}
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fi
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}
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# Sets the tab and window titles with the command name.
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function set-title-by-command {
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emulate -L zsh
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setopt LOCAL_OPTIONS EXTENDED_GLOB
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# Get the command name that is under job control.
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if [[ "${1[(w)1]}" == (fg|%*)(\;|) ]]; then
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# Get the job name, and, if missing, set it to the default %+.
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local job_name="${${1[(wr)%*(\;|)]}:-%+}"
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# Make a local copy for use in the subshell.
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local -A jobtexts_from_parent_shell
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jobtexts_from_parent_shell=(${(kv)jobtexts})
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jobs $job_name 2>/dev/null > >(
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read index discarded
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# The index is already surrounded by brackets: [1].
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set-title-by-command "${(e):-\$jobtexts_from_parent_shell$index}"
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)
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else
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# Set the command name, or in the case of sudo or ssh, the next command.
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local cmd=${1[(wr)^(*=*|sudo|ssh|-*)]}
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# Right-truncate the command name to 15 characters.
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if (( $#cmd > 15 )); then
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cmd="${cmd[1,15]}..."
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fi
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for kind in window tab screen; do
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set-${kind}-title "$cmd"
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done
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fi
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}
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# Don't override precmd/preexec; append to hook array.
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autoload -Uz add-zsh-hook
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# Sets the tab and window titles before the prompt is displayed.
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function set-title-precmd {
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if zstyle -t ':omz:module:terminal' auto-title; then
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if [[ "$TERM_PROGRAM" == 'Apple_Terminal' ]]; then
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# Set the current working directory in Apple Terminal.
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printf '\e]7;%s\a' "file://$HOST${PWD// /%20}"
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else
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set-window-title "${(%):-%~}"
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for kind in tab screen; do
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# Left-truncate the current working directory to 15 characters.
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set-${kind}-title "${(%):-%15<...<%~%<<}"
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done
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fi
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fi
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}
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add-zsh-hook precmd set-title-precmd
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# Sets the tab and window titles before command execution.
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function set-title-preexec {
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if zstyle -t ':omz:module:terminal' auto-title; then
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if [[ "$TERM_PROGRAM" != 'Apple_Terminal' ]]; then
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set-title-by-command "$2"
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fi
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fi
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}
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add-zsh-hook preexec set-title-preexec
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