Overhaul of the entire config. Yay for big diffs.

[etc/zsh.git] / .zsh / zshrc / 10-xterm_title

diff --git a/.zsh/zshrc/10-xterm_title b/.zsh/zshrc/10-xterm_title
new file mode 100644 (file)
index 0000000..b695811
--- /dev/null
+++ b/.zsh/zshrc/10-xterm_title
@@ -0,0 +1,78 @@
+#
+# Fancy setting of the xterm title
+#
+# Copyright © 1994–2017 martin f. krafft <madduck@madduck.net>
+# Released under the terms of the Artistic Licence 2.0
+#
+# Source repository: http://git.madduck.net/v/etc/zsh.git
+#
+# Based on http://www.zshwiki.org/cgi-bin/wiki.pl?ZshHardStatus
+#
+
+autoload -U add-zsh-hook
+
+__set_xterm_title() {
+  emulate -L zsh
+  case $TERM in
+    screen)
+      print -nR $'\033k'$1$'\033'\\ 
+      print -nR $'\033]0;'$2$'\a'
+      ;;
+    xterm|rxvt*)
+      print -nR $'\033]0;'$*$'\a'
+      ;;
+  esac
+}
+
+__get_session_flags() {
+  emulate -L zsh
+  [ -n "$SSH_CONNECTION" ] || return
+  local flags
+  [ -n "$DISPLAY" ] && flags+=x
+  [ -n "$SSH_AUTH_SOCK" ] && flags+=a
+  [[ $SSH_CLIENT = *:* ]] && flags+=6
+  [ -n "$flags" ] && echo "[${flags}]"
+}
+
+__get_standard_prompt() {
+  emulate -L zsh
+  [[ -z $SSH_CLIENT ]] || print -nP "%m"
+  print -P "%#%25\<..\<%~ $(__get_session_flags)"
+}
+
+_set_plain_xterm_title() {
+  emulate -L zsh
+  __set_xterm_title "$(__get_standard_prompt)"
+}
+add-zsh-hook precmd _set_plain_xterm_title
+
+_set_cmd_xterm_title () {
+  emulate -L zsh
+  local -a cmd; cmd=(${(z)1})             # Re-parse the command line
+
+  # Construct a command that will output the desired job number.
+  case $cmd[1] in
+    fg) if (( $#cmd == 1 )); then
+          # No arguments, must find the current job
+          cmd=(builtin jobs -l %+)
+        else
+          # Replace the command name, ignore extra args.
+          cmd=(builtin jobs -l ${(Q)cmd[2]})
+        fi;;
+    %*) cmd=(builtin jobs -l ${(Q)cmd[1]});; # Same as "else" above
+    *) # Not resuming a job,
+      __set_xterm_title $cmd[1]:t${cmd[2]:+ }$cmd[2,-1] "| $(__get_standard_prompt)"
+      return;;                        # so we're all done
+  esac
+
+  local -A jt; jt=(${(kv)jobtexts})       # Copy jobtexts for subshell
+
+  # Run the command, read its output, and look up the jobtext.
+  # Could parse $rest here, but $jobtexts (via $jt) is easier.
+  $cmd 2>/dev/null >>(read num rest; cmd=(${(z)${(e):-\$jt$num}};)
+  __set_xterm_title $leader$cmd[1]:t${cmd[2]:+ }$cmd[2,-1] "| $(__get_standard_prompt)"
+)
+}
+add-zsh-hook preexec _set_cmd_xterm_title
+
+# vim:ft=zsh