55 lines
2 KiB
Bash
55 lines
2 KiB
Bash
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# if using GNU screen, let the zsh tell screen what the title and hardstatus
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# of the tab window should be.
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if [[ "$TERM" == screen* ]]; then
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if [[ $_GET_PATH == '' ]]; then
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_GET_PATH='echo $PWD | sed "s/^\/Users\//~/;s/^\/home\//~/;s/^~$USERNAME/~/"'
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fi
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if [[ $_GET_HOST == '' ]]; then
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_GET_HOST='echo $HOST | sed "s/\..*//"'
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fi
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# use the current user as the prefix of the current tab title
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TAB_TITLE_PREFIX='"`'$_GET_HOST'`:`'$_GET_PATH' | sed "s:..*/::"`$PROMPT_CHAR"'
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# when at the shell prompt, show a truncated version of the current path (with
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# standard ~ replacement) as the rest of the title.
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TAB_TITLE_PROMPT='$SHELL:t'
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# when running a command, show the title of the command as the rest of the
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# title (truncate to drop the path to the command)
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TAB_TITLE_EXEC='$cmd[1]:t'
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# use the current path (with standard ~ replacement) in square brackets as the
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# prefix of the tab window hardstatus.
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TAB_HARDSTATUS_PREFIX='"[`'$_GET_PATH'`] "'
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# when at the shell prompt, use the shell name (truncated to remove the path to
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# the shell) as the rest of the title
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TAB_HARDSTATUS_PROMPT='$SHELL:t'
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# when running a command, show the command name and arguments as the rest of
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# the title
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TAB_HARDSTATUS_EXEC='$cmd'
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# tell GNU screen what the tab window title ($1) and the hardstatus($2) should be
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function screen_set()
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{
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# set the tab window title (%t) for screen
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print -nR $'\033k'$1$'\033'\\\
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# set hardstatus of tab window (%h) for screen
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print -nR $'\033]0;'$2$'\a'
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}
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# called by zsh before executing a command
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function preexec()
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{
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local -a cmd; cmd=(${(z)1}) # the command string
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eval "tab_title=$TAB_TITLE_PREFIX:$TAB_TITLE_EXEC"
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eval "tab_hardstatus=$TAB_HARDSTATUS_PREFIX:$TAB_HARDSTATUS_EXEC"
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screen_set $tab_title $tab_hardstatus
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}
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# called by zsh before showing the prompt
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function precmd()
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{
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eval "tab_title=$TAB_TITLE_PREFIX:$TAB_TITLE_PROMPT"
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eval "tab_hardstatus=$TAB_HARDSTATUS_PREFIX:$TAB_HARDSTATUS_PROMPT"
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screen_set $tab_title $tab_hardstatus
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}
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fi
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