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#
# Sets key bindings.
#
# Authors:
# Sorin Ionescu <sorin.ionescu@gmail.com>
#
# Return if requirements are not found.
if [[ "$TERM" == 'dumb' ]]; then
return 1
fi
#
# Options
#
# Beep on error in line editor.
setopt BEEP
#
# Variables
#
# Treat these characters as part of a word.
WORDCHARS='*?_-.[]~&;!#$%^(){}<>'
# Use human-friendly identifiers.
zmodload zsh/terminfo
typeset -gA key_info
key_info=(
'Control' '\C-'
'ControlLeft' '\e[1;5D \e[5D \e\e[D \eOd'
'ControlRight' '\e[1;5C \e[5C \e\e[C \eOc'
'Escape' '\e'
'Meta' '\M-'
'Backspace' "^?"
'Delete' "^[[3~"
'F1' "$terminfo[kf1]"
'F2' "$terminfo[kf2]"
'F3' "$terminfo[kf3]"
'F4' "$terminfo[kf4]"
'F5' "$terminfo[kf5]"
'F6' "$terminfo[kf6]"
'F7' "$terminfo[kf7]"
'F8' "$terminfo[kf8]"
'F9' "$terminfo[kf9]"
'F10' "$terminfo[kf10]"
'F11' "$terminfo[kf11]"
'F12' "$terminfo[kf12]"
'Insert' "$terminfo[kich1]"
'Home' "$terminfo[khome]"
'PageUp' "$terminfo[kpp]"
'End' "$terminfo[kend]"
'PageDown' "$terminfo[knp]"
'Up' "$terminfo[kcuu1]"
'Left' "$terminfo[kcub1]"
'Down' "$terminfo[kcud1]"
'Right' "$terminfo[kcuf1]"
'BackTab' "$terminfo[kcbt]"
)
# Set empty $key_info values to an invalid UTF-8 sequence to induce silent
# bindkey failure.
for key in "${(k)key_info[@]}"; do
if [[ -z "$key_info[$key]" ]]; then
key_info[$key]='�'
fi
done
#
# External Editor
#
# Allow command line editing in an external editor.
autoload -Uz edit-command-line
zle -N edit-command-line
# Enables terminal application mode and updates editor information.
function zle-line-init {
# The terminal must be in application mode when ZLE is active for $terminfo
# values to be valid.
if (( $+terminfo[smkx] )); then
# Enable terminal application mode.
echoti smkx
fi
}
zle -N zle-line-init
# Disables terminal application mode and updates editor information.
function zle-line-finish {
# The terminal must be in application mode when ZLE is active for $terminfo
# values to be valid.
if (( $+terminfo[rmkx] )); then
# Disable terminal application mode.
echoti rmkx
fi
}
zle -N zle-line-finish
# Displays an indicator when completing.
function expand-or-complete-with-indicator {
local indicator
zstyle -s ':prezto:module:editor:info:completing' format 'indicator'
print -Pn "$indicator"
zle expand-or-complete
zle redisplay
}
zle -N expand-or-complete-with-indicator
# Inserts 'sudo ' at the beginning of the line.
function prepend-sudo {
if [[ "$BUFFER" != su(do|)\ * ]]; then
BUFFER="sudo $BUFFER"
(( CURSOR += 5 ))
fi
}
zle -N prepend-sudo
# Reset to default key bindings.
bindkey -d
#
# Vi Key Bindings
#
# Edit command in an external editor.
bindkey -M vicmd "v" edit-command-line
# Undo/Redo
bindkey -M vicmd "u" undo
bindkey -M vicmd "$key_info[Control]R" redo
if (( $+widgets[history-incremental-pattern-search-backward] )); then
bindkey '^R' history-incremental-pattern-search-backward
bindkey -M vicmd "?" history-incremental-pattern-search-backward
bindkey -M vicmd "/" history-incremental-pattern-search-forward
else
bindkey '^R' history-incremental-search-backward
bindkey -M vicmd "?" history-incremental-search-backward
bindkey -M vicmd "/" history-incremental-search-forward
fi
#
# Emacs and Vi Key Bindings
#
for keymap in 'emacs' 'viins'; do
bindkey -M "$keymap" "$key_info[Home]" beginning-of-line
bindkey -M "$keymap" "$key_info[End]" end-of-line
bindkey -M "$keymap" "$key_info[Insert]" overwrite-mode
bindkey -M "$keymap" "$key_info[Delete]" delete-char
bindkey -M "$keymap" "$key_info[Backspace]" backward-delete-char
bindkey -M "$keymap" "$key_info[Left]" backward-char
bindkey -M "$keymap" "$key_info[Right]" forward-char
# Expand history on space.
bindkey -M "$keymap" ' ' magic-space
# Clear screen.
bindkey -M "$keymap" "$key_info[Control]L" clear-screen
# Expand command name to full path.
for key in "$key_info[Escape]"{E,e}
bindkey -M "$keymap" "$key" expand-cmd-path
# Duplicate the previous word.
for key in "$key_info[Escape]"{M,m}
bindkey -M "$keymap" "$key" copy-prev-shell-word
# Use a more flexible push-line.
for key in "$key_info[Control]Q" "$key_info[Escape]"{q,Q}
bindkey -M "$keymap" "$key" push-line-or-edit
# Bind Shift + Tab to go to the previous menu item.
bindkey -M "$keymap" "$key_info[BackTab]" reverse-menu-complete
# Complete in the middle of word.
bindkey -M "$keymap" "$key_info[Control]I" expand-or-complete
# Display an indicator when completing.
bindkey -M "$keymap" "$key_info[Control]I" \
expand-or-complete-with-indicator
# Insert 'sudo ' at the beginning of the line.
bindkey -M "$keymap" "$key_info[Control]X$key_info[Control]S" prepend-sudo
done
#
# Layout
#
# Set the key layout.
bindkey -v
unset key{,map,bindings}
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