mirror of
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296 lines
8.6 KiB
Bash
296 lines
8.6 KiB
Bash
#
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# Sets keyboard bindings.
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#
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# Authors:
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# Sorin Ionescu <sorin.ionescu@gmail.com>
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#
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# Dumb terminals lack support.
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if [[ "$TERM" == 'dumb' ]]; then
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return
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fi
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# The default styles.
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# Indicator to notify of vi command mode.
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zstyle ':omz:prompt' vicmd '<<<'
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# Indicator to notify of generating completion.
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zstyle ':omz:completion' indicator '...'
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# Beep on error in line editor.
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setopt BEEP
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# Reset to default key bindings.
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bindkey -d
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# Allow command line editing in an external editor.
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autoload -Uz edit-command-line
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zle -N edit-command-line
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# Use human-friendly identifiers.
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zmodload zsh/terminfo
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typeset -g -A keyinfo
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keyinfo=(
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'Control' '\C-'
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'Escape' '\e'
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'Meta' '\M-'
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'F1' "$terminfo[kf1]"
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'F2' "$terminfo[kf2]"
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'F3' "$terminfo[kf3]"
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'F4' "$terminfo[kf4]"
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'F5' "$terminfo[kf5]"
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'F6' "$terminfo[kf6]"
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'F7' "$terminfo[kf7]"
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'F8' "$terminfo[kf8]"
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'F9' "$terminfo[kf9]"
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'F10' "$terminfo[kf10]"
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'F11' "$terminfo[kf11]"
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'F12' "$terminfo[kf12]"
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'Backspace' "$terminfo[kbs]"
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'Insert' "$terminfo[kich1]"
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'Home' "$terminfo[khome]"
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'PageUp' "$terminfo[kpp]"
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'Delete' "$terminfo[kdch1]"
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'End' "$terminfo[kend]"
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'PageDown' "$terminfo[knp]"
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'Up' "$terminfo[kcuu1]"
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'Left' "$terminfo[kcub1]"
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'Down' "$terminfo[kcud1]"
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'Right' "$terminfo[kcuf1]"
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'BackTab' "$terminfo[kcbt]"
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)
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zstyle -s ':omz:editor' keymap 'keymap'
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if [[ "$keymap" == (emacs|) ]]; then
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# Use Emacs key bindings.
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bindkey -e
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[[ -n "$keyinfo[Escape]" ]] && \
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for key in "$keyinfo[Escape]"{B,b}; \
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bindkey -M emacs "$key" emacs-backward-word
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[[ -n "$keyinfo[Escape]" ]] && \
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for key in "$keyinfo[Escape]"{F,f}; \
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bindkey -M emacs "$key" emacs-forward-word
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[[ -n "$keyinfo[Escape]" && -n "$keyinfo[Left]" ]] && \
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bindkey -M emacs "$keyinfo[Escape]$keyinfo[Left]" emacs-backward-word
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[[ -n "$keyinfo[Escape]" && -n "$keyinfo[Right]" ]] && \
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bindkey -M emacs "$keyinfo[Escape]$keyinfo[Right]" emacs-forward-word
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# Kill to the beginning of the line.
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[[ -n "$keyinfo[Escape]" ]] && \
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for key in "$keyinfo[Escape]"{K,k}; \
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bindkey -M emacs "$key" backward-kill-line
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# Redo
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[[ -n "$keyinfo[Escape]" ]] && \
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bindkey -M emacs "$keyinfo[Escape]_" redo
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# Search previous character.
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M emacs "$keyinfo[Control]X$keyinfo[Control]B" vi-find-prev-char
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# Match bracket.
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M emacs "$keyinfo[Control]X$keyinfo[Control]]" vi-match-bracket
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# Edit command in an external editor.
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M emacs "$keyinfo[Control]X$keyinfo[Control]E" edit-command-line
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# Expand .... to ../..
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if zstyle -t ':omz:editor' dot-expansion; then
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bindkey -M emacs "." expand-dot-to-parent-directory-path
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fi
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# Bind to history substring search plugin if enabled;
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# otherwise, bind to built-in Zsh history search.
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if (( $+widgets[history-incremental-pattern-search-backward] )); then
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M emacs "$keyinfo[Control]R" history-incremental-pattern-search-backward
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M emacs "$keyinfo[Control]S" history-incremental-pattern-search-forward
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else
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M emacs "$keyinfo[Control]R" history-incremental-search-backward
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M emacs "$keyinfo[Control]S" history-incremental-search-forward
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fi
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elif [[ "$keymap" == vi ]]; then
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# Use vi key bindings.
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bindkey -v
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# Restores RPROMPT when exiting vicmd.
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function vi-restore-rprompt() {
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if (( $+RPROMPT_CACHED )); then
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RPROMPT="$RPROMPT_CACHED"
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unset RPROMPT_CACHED
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zle reset-prompt
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return 0
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fi
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return 1
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}
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add-zsh-trap INT vi-restore-rprompt
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# Displays the current vi mode (command).
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function zle-keymap-select() {
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if ! vi-restore-rprompt && [[ "$KEYMAP" == 'vicmd' ]]; then
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RPROMPT_CACHED="$RPROMPT"
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zstyle -s ':omz:prompt' vicmd RPROMPT
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zle reset-prompt
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fi
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}
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zle -N zle-keymap-select
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# Resets the prompt after exiting edit-command-line.
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function zle-line-init() {
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vi-restore-rprompt
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}
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zle -N zle-line-init
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# Resets the prompt after the line has been accepted.
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function zle-line-finish() {
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vi-restore-rprompt
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}
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zle -N zle-line-finish
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# Edit command in an external editor.
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bindkey -M vicmd "v" edit-command-line
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# Show cursor position.
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bindkey -M vicmd "ga" what-cursor-position
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# Undo/Redo
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bindkey -M vicmd "u" undo
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey -M vicmd "$keyinfo[Control]R" redo
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# Expand .... to ../..
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if zstyle -t ':omz:editor' dot-expansion; then
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bindkey -M viins "." expand-dot-to-parent-directory-path
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fi
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# Switch to command mode.
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bindkey -M viins "jk" vi-cmd-mode
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bindkey -M viins "kj" vi-cmd-mode
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# History
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bindkey -M vicmd "gg" beginning-of-history
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bindkey -M vicmd "G" end-of-history
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# Bind to history substring search plugin if enabled;
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# otherwise, bind to built-in Zsh history search.
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if (( $+plugins[(er)history-substring-search] )); then
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bindkey -M vicmd "k" history-substring-search-up
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bindkey -M vicmd "j" history-substring-search-down
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else
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bindkey -M vicmd "k" up-line-or-history
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bindkey -M vicmd "j" down-line-or-history
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fi
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if (( $+widgets[history-incremental-pattern-search-backward] )); then
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bindkey -M vicmd "?" history-incremental-pattern-search-backward
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bindkey -M vicmd "/" history-incremental-pattern-search-forward
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else
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bindkey -M vicmd "?" history-incremental-search-backward
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bindkey -M vicmd "/" history-incremental-search-forward
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fi
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else
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print "omz: invalid keymap: $keymap" >&2
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unset keymap
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return 1
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fi
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unset keymap
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# The next key bindings are for both Emacs and Vi.
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[[ -n "$keyinfo[Home]" ]] && \
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bindkey "$keyinfo[Home]" beginning-of-line
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[[ -n "$keyinfo[End]" ]] && \
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bindkey "$keyinfo[End]" end-of-line
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[[ -n "$keyinfo[Insert]" ]] && \
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bindkey "$keyinfo[Insert]" overwrite-mode
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[[ -n "$keyinfo[Delete]" ]] && \
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bindkey "$keyinfo[Delete]" delete-char
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[[ -n "$keyinfo[Backspace]" ]] && \
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bindkey "$keyinfo[Backspace]" backward-delete-char
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[[ -n "$keyinfo[Left]" ]] && \
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bindkey "$keyinfo[Left]" backward-char
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[[ -n "$keyinfo[Right]" ]] && \
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bindkey "$keyinfo[Right]" forward-char
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# Expand history on space.
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bindkey ' ' magic-space
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if (( $+plugins[(er)history-substring-search] )); then
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[[ -n "$keyinfo[Up]" ]] && \
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bindkey "$keyinfo[Up]" history-substring-search-up
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[[ -n "$keyinfo[Down]" ]] && \
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bindkey "$keyinfo[Down]" history-substring-search-down
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey "$keyinfo[Control]P" history-substring-search-up
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey "$keyinfo[Control]N" history-substring-search-down
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else
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[[ -n "$keyinfo[Up]" ]] && \
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bindkey "$keyinfo[Up]" up-line-or-history
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[[ -n "$keyinfo[Down]" ]] && \
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bindkey "$keyinfo[Down]" down-line-or-history
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey "$keyinfo[Control]P" up-line-or-history
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey "$keyinfo[Control]N" down-line-or-history
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fi
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# Clear screen.
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey "$keyinfo[Control]L" clear-screen
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# Expand command name to full path.
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[[ -n "$keyinfo[Escape]" ]] && \
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for key in "$keyinfo[Escape]"{E,e}; \
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bindkey -M viins "$key" expand-cmd-path
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# Duplicate the previous word.
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[[ -n "$keyinfo[Escape]" ]] && \
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for key in "$keyinfo[Escape]"{M,m}; \
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bindkey -M viins "$key" copy-prev-shell-word
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# Bind Shift + Tab to go to the previous menu item.
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[[ -n "$keyinfo[BackTab]" ]] && \
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bindkey "$keyinfo[BackTab]" reverse-menu-complete
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# Complete in the middle of word.
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey "$keyinfo[Control]I" expand-or-complete-prefix
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# Convert .... to ../.. automatically.
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if zstyle -t ':omz:editor' dot-expansion; then
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function expand-dot-to-parent-directory-path() {
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if [[ $LBUFFER = *.. ]]; then
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LBUFFER+=/..
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else
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LBUFFER+=.
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fi
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}
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zle -N expand-dot-to-parent-directory-path
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# Do not expand .... to ../.. during incremental search.
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bindkey -M isearch . self-insert 2>/dev/null
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fi
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# Display an indicator when completing.
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function expand-or-complete-prefix-with-indicator() {
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local indicator
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zstyle -s ':omz:completion' indicator 'indicator'
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print -Pn "$indicator"
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zle expand-or-complete-prefix
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zle redisplay
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}
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zle -N expand-or-complete-prefix-with-indicator
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[[ -n "$keyinfo[Control]" ]] && \
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bindkey "$keyinfo[Control]I" expand-or-complete-prefix-with-indicator
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unset key
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