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prezto/functions/keyboard.zsh
2011-08-14 21:14:57 -04:00

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# Beep on error in line editor.
setopt beep
# Reset to default key bindings.
bindkey -d
# Allow command line editing in an external editor.
autoload -Uz edit-command-line
zle -N edit-command-line
# Use human-friendly identifiers.
typeset -g -A keys
keys=(
'Control' '\C-'
'Escape' '\e'
'Meta' '\M-'
'F1' '^[OP'
'F2' '^[OQ'
'F3' '^[OR'
'F4' '^[OS'
'F5' '^[[15~'
'F6' '^[[17~'
'F7' '^[[18~'
'F8' '^[[19~'
'F9' '^[[20~'
'F10' '^[[21~'
'F11' '^[[23~'
'F12' '^[[24~'
'Backspace' '^?'
'Insert' '^[[2~'
'Home' '^[[H'
'PageUp' '^[[5~'
'Delete' '^[[3~'
'End' '^[[F'
'PageDown' '^[[6~'
'Up' '^[[A'
'Left' '^[[D'
'Down' '^[[B'
'Right' '^[[C'
'Menu' '^[[29~'
)
if [[ "$KEYMAP" == (emacs|) ]]; then
# Use Emacs key bindings.
bindkey -e
bindkey "${keys[Escape]}b" emacs-backward-word
bindkey "${keys[Escape]}f" emacs-forward-word
bindkey "${keys[Escape]}${keys[Left]}" emacs-backward-word
bindkey "${keys[Escape]}${keys[Right]}" emacs-forward-word
# Kill to the beginning of the line.
bindkey "${keys[Control]}u" backward-kill-line
# Kill to the beginning of the word.
bindkey "${keys[Control]}w" backward-kill-word
# Undo/Redo
bindkey "${keys[Control]}_" undo
bindkey "${keys[Escape]}_" redo
# Search character.
bindkey "${keys[Control]}]" vi-find-next-char
bindkey "${keys[Escape]}${keys[Control]}]" vi-find-prev-char
# Edit command in an external editor.
bindkey "${keys[Control]}x${keys[Control]}e" edit-command-line
# Expand .... to ../..
if ! check-bool "$DISABLE_DOT_EXPANSION"; then
bindkey "." expand-dot-to-parent-directory-path
fi
# Bind to history substring search plugin if enabled;
# otherwise, bind to built-in ZSH history search.
if (( ${+widgets[history-incremental-pattern-search-backward]} )); then
bindkey "${keys[Control]}r" history-incremental-pattern-search-backward
bindkey "${keys[Control]}s" history-incremental-pattern-search-forward
else
bindkey "${keys[Control]}r" history-incremental-search-backward
bindkey "${keys[Control]}s" history-incremental-search-forward
fi
elif [[ "$KEYMAP" == 'vi' ]]; then
# Use vi key bindings.
bindkey -v
# The default mode indicator.
MODE_INDICATOR="%B%F{red}%f%b%F{red}%f"
# Restores RPROMPT when exiting vicmd.
function vi-restore-rprompt() {
if (( $+RPROMPT_CACHED )); then
RPROMPT="$RPROMPT_CACHED"
unset RPROMPT_CACHED
zle reset-prompt
return 0
fi
return 1
}
add-zsh-trap INT vi-restore-rprompt
# Displays the current vi mode (command).
function zle-keymap-select() {
if ! vi-restore-rprompt && [[ "$KEYMAP" == 'vicmd' ]]; then
RPROMPT_CACHED="$RPROMPT"
RPROMPT="$MODE_INDICATOR"
zle reset-prompt
fi
}
zle -N zle-keymap-select
# Resets the prompt after exiting edit-command-line.
function zle-line-init() {
vi-restore-rprompt
}
zle -N zle-line-init
# Resets the prompt after the line has been accepted.
function zle-line-finish() {
vi-restore-rprompt
}
zle -N zle-line-finish
# Edit command in an external editor.
bindkey -M vicmd "v" edit-command-line
# Show cursor position.
bindkey -M vicmd "ga" what-cursor-position
# Undo/Redo
bindkey -M vicmd "u" undo
bindkey -M vicmd "${keys[Control]}r" redo
# Expand .... to ../..
if ! check-bool "$DISABLE_DOT_EXPANSION"; then
bindkey -M viins "." expand-dot-to-parent-directory-path
fi
# Switch to command mode.
bindkey -M viins "jk" vi-cmd-mode
bindkey -M viins "kj" vi-cmd-mode
# Emacs key bindings in insert mode.
bindkey -M viins "${keys[Control]}a" beginning-of-line
bindkey -M viins "${keys[Control]}b" backward-char
bindkey -M viins "${keys[Escape]}b" emacs-backward-word
bindkey -M viins "${keys[Control]}d" delete-char-or-list
bindkey -M viins "${keys[Escape]}d" kill-word
bindkey -M viins "${keys[Control]}e" end-of-line
bindkey -M viins "${keys[Control]}f" forward-char
bindkey -M viins "${keys[Escape]}f" emacs-forward-word
bindkey -M viins "${keys[Control]}k" kill-line
bindkey -M viins "${keys[Control]}u" backward-kill-line
bindkey -M viins "${keys[Control]}w" backward-kill-word
bindkey -M viins "${keys[Escape]}w" copy-region-as-kill
bindkey -M viins "${keys[Escape]}h" run-help
bindkey -M viins "${keys[Escape]}${keys[Left]}" emacs-backward-word
bindkey -M viins "${keys[Escape]}${keys[Right]}" emacs-forward-word
# History
bindkey -M vicmd "gg" beginning-of-history
bindkey -M vicmd "G" end-of-history
# Bind to history substring search plugin if enabled;
# otherwise, bind to built-in ZSH history search.
if (( $+plugins[(er)history-substring-search] )); then
bindkey -M vicmd "k" history-substring-search-up
bindkey -M vicmd "j" history-substring-search-down
else
bindkey -M vicmd "k" up-line-or-history
bindkey -M vicmd "j" down-line-or-history
fi
if (( ${+widgets[history-incremental-pattern-search-backward]} )); then
bindkey -M vicmd "?" history-incremental-pattern-search-backward
bindkey -M vicmd "/" history-incremental-pattern-search-forward
# Emacs key bindings in insert mode.
bindkey -M viins "${keys[Control]}r" history-incremental-pattern-search-backward
bindkey -M viins "${keys[Control]}s" history-incremental-pattern-search-forward
else
bindkey -M vicmd "?" history-incremental-search-backward
bindkey -M vicmd "/" history-incremental-search-forward
# Emacs key bindings in insert mode.
bindkey -M viins "${keys[Control]}r" history-incremental-search-backward
bindkey -M viins "${keys[Control]}s" history-incremental-search-forward
fi
else
echo "oh-my-zsh: KEYMAP must be set 'emacs' or 'vi' but is set to '$KEYMAP'" >&2
return 1
fi
# The next key bindings are for both Emacs and Vi.
bindkey "${keys[Home]}" beginning-of-line
bindkey "${keys[End]}" end-of-line
bindkey "${keys[Insert]}" overwrite-mode
bindkey "${keys[Delete]}" delete-char
bindkey "${keys[Backspace]}" backward-delete-char
bindkey "${keys[Left]}" backward-char
bindkey "${keys[Right]}" forward-char
# Expand history on space.
bindkey ' ' magic-space
if (( $+plugins[(er)history-substring-search] )); then
bindkey "${keys[Up]}" history-substring-search-up
bindkey "${keys[Down]}" history-substring-search-down
bindkey "${keys[Control]}p" history-substring-search-up
bindkey "${keys[Control]}n" history-substring-search-down
else
bindkey "${keys[Up]}" up-line-or-history
bindkey "${keys[Down]}" down-line-or-history
bindkey "${keys[Control]}p" up-line-or-history
bindkey "${keys[Control]}n" down-line-or-history
fi
# Clear screen.
bindkey "${keys[Control]}l" clear-screen
# Expand command name to full path.
bindkey "${keys[Escape]}e" expand-cmd-path
# Duplicate the previous word.
bindkey "${keys[Escape]}m" copy-prev-shell-word
# Bind Shift + Tab to go to the previous menu item.
bindkey '^[[Z' reverse-menu-complete
# Complete in the middle of word.
bindkey "${keys[Control]}i" expand-or-complete-prefix
# Convert .... to ../.. automatically.
if ! check-bool "$DISABLE_DOT_EXPANSION"; then
function expand-dot-to-parent-directory-path() {
if [[ $LBUFFER = *.. ]]; then
LBUFFER+=/..
else
LBUFFER+=.
fi
}
zle -N expand-dot-to-parent-directory-path
# Do not expand .... to ../.. during incremental search.
bindkey -M isearch . self-insert 2>/dev/null
fi
# Display an indicator when completing.
if ! check-bool "$DISABLE_COMPLETION_INDICATOR"; then
function expand-or-complete-prefix-with-indicator() {
echo -n "\e[31m...\e[0m"
zle expand-or-complete-prefix
zle redisplay
}
zle -N expand-or-complete-prefix-with-indicator
bindkey "${keys[Control]}i" expand-or-complete-prefix-with-indicator
fi