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add initial vcs_info setup, not yet used
[etc/zsh.git] / .zsh / zshrc / 80_xtermtitle
1 # zshrc/80_xtermtitle
2 #
3 # Fancy setting of the xterm title
4 #
5 # Copyright © 1994–2008 martin f. krafft <madduck@madduck.net>
6 # Released under the terms of the Artistic Licence 2.0
7 #
8 # Source repository: git://git.madduck.net/etc/zsh.git
9 #
10 # Based on http://www.zshwiki.org/cgi-bin/wiki.pl?ZshHardStatus
11 #
12
13 __set_xterm_title() {
14   case $TERM in
15     screen)
16       print -nR $'\033k'$1$'\033'\\ 
17       print -nR $'\033]0;'$2$'\a'
18       ;;
19     xterm|rxvt*)
20       print -nR $'\033]0;'$*$'\a'
21       ;;
22   esac
23 }
24
25 __get_session_flags() {
26   [ -n "$SSH_CONNECTION" ] || return
27   local flags; flags=
28   [ -n "$DISPLAY" ] && flags="${flags}x"
29   [ -n "$SSH_AUTH_SOCK" ] && flags="${flags}a"
30   [[ $SSH_CLIENT = *:* ]] && flags="${flags}6"
31   [ -n "$flags" ] && echo "[${flags}]"
32 }
33
34 __get_standard_prompt() {
35   print -P "%m%#%25\<..\<%~ $(__get_session_flags)"
36 }
37
38 _set_plain_xterm_title() {
39   __set_xterm_title "$(__get_standard_prompt)"
40 }
41 precmd_functions+=_set_plain_xterm_title
42
43 _set_cmd_xterm_title () {
44     local -a cmd; cmd=(${(z)1})             # Re-parse the command line
45
46     # Construct a command that will output the desired job number.
47     case $cmd[1] in
48         fg) if (( $#cmd == 1 )); then
49                 # No arguments, must find the current job
50                 cmd=(builtin jobs -l %+)
51             else
52                 # Replace the command name, ignore extra args.
53                 cmd=(builtin jobs -l ${(Q)cmd[2]})
54             fi;;
55         %*) cmd=(builtin jobs -l ${(Q)cmd[1]});; # Same as "else" above
56         *) # Not resuming a job,
57             __set_xterm_title $cmd[1]:t${cmd[2]:+ }$cmd[2,-1] "| $(__get_standard_prompt)"
58             return;;                        # so we're all done
59     esac
60
61     local -A jt; jt=(${(kv)jobtexts})       # Copy jobtexts for subshell
62
63     # Run the command, read its output, and look up the jobtext.
64     # Could parse $rest here, but $jobtexts (via $jt) is easier.
65     $cmd >>(
66               read num rest
67               cmd=(${(z)${(e):-\$jt$num}})
68               __set_xterm_title $leader$cmd[1]:t${cmd[2]:+ }$cmd[2,-1] "| $(__get_standard_prompt)"
69            )
70 }
71 preexec_functions+=_set_cmd_xterm_title
72
73 # vim:ft=zsh