1 # AX-ZSH: Alex' Modular ZSH Configuration
2 # 10_terminal.zshrc: Initialize terminal settings
4 # Fix up TERM. Do this here (and not in zprofile), because terminal emulators
5 # often don't start a new login shell but "only" a new interactive shell.
7 # VTE based terminals (like GNOME Terminal) support 256 colors, but old(er)
8 # versions of GNOME Terminal (at least) set TERM=xterm ...
9 [[ "$TERM" = "xterm" && "$VTE_VERSION" != "" ]] && TERM="xterm-256color"
11 # Common helper functions
13 # Check if terminal supports Unicode.
14 # <https://wiki.grml.org/doku.php?id=utf8>
15 function axzsh_is_utf_terminal {
16 case "$LANG $CHARSET $LANGUAGE" in
22 alias isutfenv=axzsh_is_utf_terminal
24 # Test for "modern" terminal
25 function axzsh_is_modern_terminal {
26 [[ "$TERM" = screen* ]] && return 0
27 [[ "$TERM" = tmux* ]] && return 0
28 [[ "$TERM" = xterm* ]] && return 0
29 [[ "$TERM" = cygwin ]] && return 0
33 # Test for "dumb" terminal
34 function axzsh_is_dumb_terminal {
35 axzsh_is_modern_terminal && return 1
36 [[ "$TERM" = dumb* ]] && return 0
37 [[ "$TERM" = "vt52" ]] && return 0
41 # Resize terminal window (when possible)
42 function axzsh_resize_terminal {
43 printf '\e[8;%d;%dt' "$2" "$1"
48 # Set terminal "hardstatus" and "icon title"
49 function axzsh_terminal_set_icon_title {
50 [[ "$TERM" == "screen"* ]] && printf '\ek%s\e\\' "$1"
51 printf '\e]1;%s\a' "$1"
54 # Set terminal window title
55 function axzsh_terminal_set_window_title {
56 printf '\e]2;%s\a' "$1"
59 # Update terminal titles befor echoing the shell prompt
60 function axzsh_terminal_title_precmd {
61 axzsh_is_modern_terminal || return
62 axzsh_terminal_set_icon_title 'zsh'
63 if [[ "$TERM_PROGRAM" == "Apple_Terminal" && "$TERM" != "screen"* ]]; then
64 axzsh_terminal_set_window_title "$LOGNAME@$SHORT_HOST"
65 # Update CWD in Terminal.app
66 local url=$(echo "file://$HOSTNAME$PWD" | sed -e 's| |%20|g')
67 printf '\e]7;%s\a' "$url"
69 axzsh_terminal_set_window_title "$LOGNAME@$SHORT_HOST:$PWD"
73 precmd_functions+=(axzsh_terminal_title_precmd)
75 # Update terminal titles befor executing a command
76 function axzsh_terminal_title_preexec {
77 axzsh_is_modern_terminal || return
79 local cmd="${1[(w)1]}"
83 "mosh"*|"root"*|"ssh"*|"telnet"*)
87 if [[ "$TERM_PROGRAM" == "Apple_Terminal" ]]; then
88 # Apple Terminal.app ...
89 if [[ -n "$remote" ]]; then
90 # Reset CWD for remote commands
94 if [[ "$TERM_PROGRAM" == "iTerm.app" ]]; then
96 [[ -n "$cmd" ]] && TITLE_ADD=" – $cmd"
99 axzsh_terminal_set_icon_title "$cmd"
101 if [[ -z "$remote" ]]; then
102 axzsh_terminal_set_window_title "$LOGNAME@$SHORT_HOST$TITLE_ADD"
104 axzsh_terminal_set_window_title "$1"
108 preexec_functions+=(axzsh_terminal_title_preexec)
110 axzsh_is_dumb_terminal && return 0
127 no-underline "\e[24m"