Simplify auto-titling

modules/helper/README.md

@@ -11,8 +11,6 @@ Functions
   - `is-autoloadable` checks if a file can be autoloaded by trying to load it
     in a subshell.
   - `is-callable` checks if a name is a command, function, or alias.
-  - `is-terminal-inside-multiplexer` checks if the currently running terminal is
-     inside a terminal multiplexer.
   - `is-true` checks a boolean variable for "true".
   - `coalesce` prints the first non-empty string in the arguments array.
 

modules/helper/init.zsh

@@ -21,11 +21,6 @@ function is-true {
   [[ -n "$1" && "$1" == (1|[Yy]([Ee][Ss]|)|[Tt]([Rr][Uu][Ee]|)|[Oo]([Nn]|)) ]]
 }
 
-# Checks if the currently running terminal is inside a terminal multiplexer.
-function is-terminal-inside-multiplexer {
-  [[ -n "$STY" || -n "$TMUX" || -n "$DVTM" ]]
-}
-
 # Prints the first non-empty string in the arguments array.
 function coalesce {
   for arg in $argv; do

modules/terminal/README.md

@@ -8,32 +8,26 @@ Settings
 
 ### Auto-Title
 
-To auto set the terminal emulator window and tab titles with the current command
-or directory, add the following to *zpreztorc*:
-
-    zstyle ':prezto:module:terminal:auto-title' emulator 'yes'
-
-To auto set the terminal multiplexer window title with the current command or
+To auto set the terminal window and tab titles with the current command or
 directory, add the following to *zpreztorc*:
 
-    zstyle ':prezto:module:terminal:auto-title' multiplexer 'yes'
+    zstyle ':prezto:module:terminal' auto-title 'yes'
+
+Auto titling is disabled inside terminal multiplexers, except inside dvtm, since
+it interferes with window names defined in configuration files and profile
+managers.
 
 Functions
 ---------
 
-- `set-screen-window-title` sets the screen title.
-- `set-terminal-tab-title` sets the terminal tab title.
-- `set-terminal-window-title` sets the terminal window title.
-- `set-titles-with-command` sets the screen and terminal titles with
-  a given command.
-- `set-titles-with-path` sets the screen and terminal titles with a given path.
+- `set-tab-title` sets the terminal tab title.
+- `set-window-title` sets the terminal or terminal multiplexer window title.
 
 Authors
 -------
 
 *The authors of this module should be contacted via the [issue tracker][1].*
 
-  - [James Cox](https://github.com/imajes)
   - [Sorin Ionescu](https://github.com/sorin-ionescu)
 
 [1]: https://github.com/sorin-ionescu/prezto/issues

modules/terminal/init.zsh

@@ -2,82 +2,60 @@
 # Sets terminal window and tab titles.
 #
 # Authors:
-#   James Cox <james@imaj.es>
 #   Sorin Ionescu <sorin.ionescu@gmail.com>
 #
 
-# Load dependencies.
-pmodload 'helper'
-
 # Return if requirements are not found.
 if [[ "$TERM" == 'dumb' ]]; then
   return 1
 fi
 
-# Sets the GNU Screen title.
-function set-screen-window-title {
+# Sets the terminal or terminal multiplexer window title.
+function set-window-title {
   if [[ "$TERM" == screen* ]]; then
     printf "\ek%s\e\\" ${(V)argv}
-  fi
-}
-
-# Sets the terminal window title.
-function set-terminal-window-title {
-  if [[ "$TERM" == ((x|a|ml|dt|E)term*|(u|)rxvt*|dvtm*) ]]; then
+  else
     printf "\e]2;%s\a" ${(V)argv}
   fi
 }
 
 # Sets the terminal tab title.
-function set-terminal-tab-title {
-  if [[ "$TERM" == ((x|a|ml|dt|E)term*|(u|)rxvt*|dvtm*) ]]; then
-    printf "\e]1;%s\a" ${(V)argv}
-  fi
-}
-
-# Sets the Terminal.app current working directory.
-function set-terminal-app-cwd {
-  if [[ "$TERM_PROGRAM" == 'Apple_Terminal' ]]; then
-    printf '\e]7;%s\a' "file://$HOST${${1:-$PWD}// /%20}"
-  fi
+function set-tab-title {
+  printf "\e]1;%s\a" ${(V)argv}
 }
 
 # Sets the tab and window titles with a given command.
-function set-titles-with-command {
+function set-titles-with-command-preexec {
   emulate -L zsh
   setopt EXTENDED_GLOB
 
   # Get the command name that is under job control.
-  if [[ "${1[(w)1]}" == (fg|%*)(\;|) ]]; then
+  if [[ "${2[(w)1]}" == (fg|%*)(\;|) ]]; then
     # Get the job name, and, if missing, set it to the default %+.
-    local job_name="${${1[(wr)%*(\;|)]}:-%+}"
+    local job_name="${${2[(wr)%*(\;|)]}:-%+}"
 
     # Make a local copy for use in the subshell.
     local -A jobtexts_from_parent_shell
     jobtexts_from_parent_shell=(${(kv)jobtexts})
 
-    jobs $job_name 2>/dev/null > >(
+    jobs "$job_name" 2>/dev/null > >(
       read index discarded
       # The index is already surrounded by brackets: [1].
       set-titles-with-command "${(e):-\$jobtexts_from_parent_shell$index}"
     )
   else
     # Set the command name, or in the case of sudo or ssh, the next command.
-    local cmd=${${1[(wr)^(*=*|sudo|ssh|-*)]}:t}
+    local cmd="${${2[(wr)^(*=*|sudo|ssh|-*)]}:t}"
     local truncated_cmd="${cmd/(#m)?(#c15,)/${MATCH[1,12]}...}"
     unset MATCH
 
-    if [[ "$TERM" == screen* ]]; then
-      set-screen-window-title "$truncated_cmd"
-    else
-      set-terminal-window-title "$cmd"
-      set-terminal-tab-title "$truncated_cmd"
-    fi
+    set-window-title "$cmd"
+    set-tab-title "$truncated_cmd"
   fi
 }
 
 # Sets the tab and window titles with a given path.
-function set-titles-with-path {
+function set-titles-with-path-precmd {
   emulate -L zsh
   setopt EXTENDED_GLOB
 
@@ -86,12 +64,13 @@ function set-titles-with-path {
   local truncated_path="${abbreviated_path/(#m)?(#c15,)/...${MATCH[-12,-1]}}"
   unset MATCH
 
-  if [[ "$TERM" == screen* ]]; then
-    set-screen-window-title "$truncated_path"
-  else
-    set-terminal-window-title "$abbreviated_path"
-    set-terminal-tab-title "$truncated_path"
-  fi
+  set-window-title "$abbreviated_path"
+  set-tab-title "$truncated_path"
+}
+
+# Sets the Terminal.app proxy icon.
+function set-terminal-app-proxy-icon-precmd {
+  printf '\e]7;%s\a' "file://$HOST${${1:-$PWD}// /%20}"
 }
 
 # Do not override precmd/preexec; append to the hook array.
@@ -99,44 +78,37 @@ autoload -Uz add-zsh-hook
 
 # Set up the Apple Terminal.
 if [[ "$TERM_PROGRAM" == 'Apple_Terminal' ]] \
-  && (( ${${OSTYPE#darwin}[1,2]} >= 11 )) \
-	&& ! is-terminal-inside-multiplexer
+  && ( ! [[ -n "$STY" || -n "$TMUX" || -n "$DVTM" ]] )
 then
   # Sets the Terminal.app current working directory before the prompt is
 	# displayed.
-  add-zsh-hook precmd set-terminal-app-cwd
+  add-zsh-hook precmd set-terminal-app-proxy-icon-precmd
 
 	# Unsets the Terminal.app current working directory when a terminal
 	# multiplexer or remote connection is started since it can no longer be
   # updated, and it becomes confusing when the directory displayed in the title
   # bar is no longer synchronized with real current working directory.
-	function unset-terminal-app-cwd {
+	function unset-terminal-app-proxy-icon-preexec {
     if [[ "${2[(w)1]:t}" == (screen|tmux|dvtm|ssh|mosh) ]]; then
-      set-terminal-app-cwd ' '
+      set-terminal-app-proxy-icon-precmd ' '
     fi
 	}
-	add-zsh-hook preexec unset-terminal-app-cwd
+	add-zsh-hook preexec unset-terminal-app-cwd-preexec
 
   # Do not set the tab and window titles in Terminal.app since it sets the tab
   # title to the currently running process by default and the current working
-  # directory is set separately, but do set the tab and window titles inside
-	# terminal multiplexers inside Terminal.app.
+  # directory is set separately.
 	return
 fi
 
 # Set up non-Apple terminals.
-if ( ( ! is-terminal-inside-multiplexer || [[ -n "$DVTM" ]] ) \
-    && zstyle -t ':prezto:module:terminal:auto-title' emulator ) \
-  || ( is-terminal-inside-multiplexer \
-    && zstyle -t ':prezto:module:terminal:auto-title' multiplexer )
+if zstyle -t ':prezto:module:terminal' auto-title \
+  && ( ! [[ -n "$STY" || -n "$TMUX" ]] )
 then
 	# Sets the tab and window titles before the prompt is displayed.
-	add-zsh-hook precmd set-titles-with-path
+	add-zsh-hook precmd set-titles-with-path-precmd
 
 	# Sets the tab and window titles before command execution.
-	function set-titles-with-command-preexec {
-		set-titles-with-command "$2"
-	}
 	add-zsh-hook preexec set-titles-with-command-preexec
 fi
 

runcoms/zpreztorc

@@ -127,11 +127,8 @@ zstyle ':prezto:module:prompt' theme 'sorin'
 # Terminal
 #
 
-# Auto set the terminal emulator tab and window titles.
-zstyle ':prezto:module:terminal:auto-title' emulator 'yes'
-
-# Auto set the terminal multiplexer window title.
-zstyle ':prezto:module:terminal:auto-title' multiplexer 'no'
+# Auto set the tab and window titles.
+# zstyle ':prezto:module:terminal' auto-title 'yes'
 
 #
 # Tmux