113 lines
3.3 KiB
Bash
113 lines
3.3 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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[[ "$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=$1}
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if [[ "$TERM" == screen* ]]; then
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print -Pn "\ek$1:q\e\\" #set screen hardstatus, usually truncated at 20 chars
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elif [[ "$TERM" == xterm* ]] || [[ "$TERM" == rxvt* ]] || [[ "$TERM" == ansi ]] || [[ "$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 icon (=tab) name
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fi
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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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# Runs before showing the prompt
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function omz_termsupport_precmd {
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if [[ $DISABLE_AUTO_TITLE == true ]]; then
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return
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fi
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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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if [[ $DISABLE_AUTO_TITLE == true ]]; then
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return
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fi
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emulate -L zsh
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setopt extended_glob
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# cmd name only, or if this is sudo or ssh, the next cmd
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local CMD=${1[(wr)^(*=*|sudo|ssh|rake|-*)]:gs/%/%%}
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local LINE="${2:gs/%/%%}"
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title '$CMD' '%100>...>$LINE%<<'
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}
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precmd_functions+=(omz_termsupport_precmd)
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preexec_functions+=(omz_termsupport_preexec)
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# Keep Apple Terminal.app's current working directory updated
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# Based on this answer: http://superuser.com/a/315029
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# With extra fixes to handle multibyte chars and non-UTF-8 locales
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if [[ "$TERM_PROGRAM" == "Apple_Terminal" ]] && [[ -z "$INSIDE_EMACS" ]]; then
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# URL-encodes a string
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# Outputs the encoded string on stdout
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# Returns nonzero if encoding failed
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function _omz_urlencode() {
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local url_str=''
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{
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local str=$1
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# URLs must use UTF-8 encoding; convert if required
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local encoding=${LC_CTYPE/*./}
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if [[ $encoding != UTF-8 ]]; then
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str=$(iconv -f $encoding -t UTF-8)
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if [[ $? != 0 ]]; then
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echo "Error converting string from $encoding to UTF-8" >&2
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return 1
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fi
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fi
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# Use LC_CTYPE=C to process text byte-by-byte
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local i ch hexch LC_CTYPE=C
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for ((i = 1; i <= ${#str}; ++i)); do
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ch="$str[i]"
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if [[ "$ch" =~ [/._~A-Za-z0-9-] ]]; then
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url_str+="$ch"
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else
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hexch=$(printf "%02X" "'$ch")
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url_str+="%$hexch"
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fi
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done
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echo $url_str
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}
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}
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# Emits the control sequence to notify Terminal.app of the cwd
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function update_terminalapp_cwd() {
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# Identify the directory using a "file:" scheme URL, including
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# the host name to disambiguate local vs. remote paths.
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# Percent-encode the pathname.
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local URL_PATH=$(_omz_urlencode $PWD)
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[[ $? != 0 ]] && return 1
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local PWD_URL="file://$HOST$URL_PATH"
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# Undocumented Terminal.app-specific control sequence
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printf '\e]7;%s\a' $PWD_URL
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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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precmd_functions+=(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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