145 lines
4.6 KiB
Bash
145 lines
4.6 KiB
Bash
# Control whether to force a redraw on each mode change.
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#
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# Resetting the prompt on every mode change can cause lag when switching modes.
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# This is especially true if the prompt does things like checking git status.
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#
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# Set to "true" to force the prompt to reset on each mode change.
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# Unset or set to any other value to do the opposite.
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#
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# The default is not to reset, unless we're showing the mode in RPS1.
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typeset -g VI_MODE_RESET_PROMPT_ON_MODE_CHANGE
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# Control whether to change the cursor style on mode change.
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#
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# Set to "true" to change the cursor on each mode change.
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# Unset or set to any other value to do the opposite.
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typeset -g VI_MODE_SET_CURSOR
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typeset -g VI_KEYMAP=main
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function _vi-mode-set-cursor-shape-for-keymap() {
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[[ "$VI_MODE_SET_CURSOR" = true ]] || return
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# https://vt100.net/docs/vt510-rm/DECSCUSR
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local _shape=0
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case "${1:-${VI_KEYMAP:-main}}" in
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main) _shape=6 ;; # vi insert: line
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viins) _shape=6 ;; # vi insert: line
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isearch) _shape=6 ;; # inc search: line
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command) _shape=6 ;; # read a command name
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vicmd) _shape=2 ;; # vi cmd: block
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visual) _shape=2 ;; # vi visual mode: block
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viopp) _shape=0 ;; # vi operation pending: blinking block
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*) _shape=0 ;;
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esac
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printf $'\e[%d q' "${_shape}"
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}
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# Updates editor information when the keymap changes.
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function zle-keymap-select() {
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# update keymap variable for the prompt
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typeset -g VI_KEYMAP=$KEYMAP
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if [[ "${VI_MODE_RESET_PROMPT_ON_MODE_CHANGE:-}" = true ]]; then
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zle reset-prompt
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zle -R
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fi
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_vi-mode-set-cursor-shape-for-keymap "${VI_KEYMAP}"
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}
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zle -N zle-keymap-select
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# These "echoti" statements were originally set in lib/key-bindings.zsh
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# Not sure the best way to extend without overriding.
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function zle-line-init() {
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local prev_vi_keymap
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prev_vi_keymap="${VI_KEYMAP:-}"
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typeset -g VI_KEYMAP=main
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[[ "$prev_vi_keymap" != 'main' ]] && [[ "${VI_MODE_RESET_PROMPT_ON_MODE_CHANGE:-}" = true ]] && zle reset-prompt
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(( ! ${+terminfo[smkx]} )) || echoti smkx
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_vi-mode-set-cursor-shape-for-keymap "${VI_KEYMAP}"
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}
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zle -N zle-line-init
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function zle-line-finish() {
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typeset -g VI_KEYMAP=main
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(( ! ${+terminfo[rmkx]} )) || echoti rmkx
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_vi-mode-set-cursor-shape-for-keymap default
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}
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zle -N zle-line-finish
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bindkey -v
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# allow vv to edit the command line (standard behaviour)
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autoload -Uz edit-command-line
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zle -N edit-command-line
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bindkey -M vicmd 'vv' edit-command-line
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# allow ctrl-p, ctrl-n for navigate history (standard behaviour)
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bindkey '^P' up-history
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bindkey '^N' down-history
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# allow ctrl-h, ctrl-w, ctrl-? for char and word deletion (standard behaviour)
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bindkey '^?' backward-delete-char
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bindkey '^h' backward-delete-char
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bindkey '^w' backward-kill-word
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# allow ctrl-r and ctrl-s to search the history
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bindkey '^r' history-incremental-search-backward
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bindkey '^s' history-incremental-search-forward
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# allow ctrl-a and ctrl-e to move to beginning/end of line
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bindkey '^a' beginning-of-line
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bindkey '^e' end-of-line
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function wrap_clipboard_widgets() {
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# NB: Assume we are the first wrapper and that we only wrap native widgets
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# See zsh-autosuggestions.zsh for a more generic and more robust wrapper
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local verb="$1"
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shift
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local widget
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local wrapped_name
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for widget in "$@"; do
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wrapped_name="_zsh-vi-${verb}-${widget}"
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if [ "${verb}" = copy ]; then
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eval "
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function ${wrapped_name}() {
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zle .${widget}
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printf %s \"\${CUTBUFFER}\" | clipcopy 2>/dev/null || true
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}
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"
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else
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eval "
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function ${wrapped_name}() {
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CUTBUFFER=\"\$(clippaste 2>/dev/null || echo \$CUTBUFFER)\"
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zle .${widget}
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}
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"
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fi
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zle -N "${widget}" "${wrapped_name}"
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done
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}
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wrap_clipboard_widgets copy vi-yank vi-yank-eol vi-backward-kill-word vi-change-whole-line vi-delete vi-delete-char
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wrap_clipboard_widgets paste vi-put-{before,after}
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unfunction wrap_clipboard_widgets
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# if mode indicator wasn't setup by theme, define default, we'll leave INSERT_MODE_INDICATOR empty by default
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if [[ -z "$MODE_INDICATOR" ]]; then
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MODE_INDICATOR='%B%F{red}<%b<<%f'
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fi
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function vi_mode_prompt_info() {
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# If we're using the prompt to display mode info, and we haven't explicitly
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# disabled "reset prompt on mode change", then set it here.
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#
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# We do that here instead of the `if` statement below because the user may
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# set RPS1/RPROMPT to something else in their custom config.
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: "${VI_MODE_RESET_PROMPT_ON_MODE_CHANGE:=true}"
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echo "${${VI_KEYMAP/vicmd/$MODE_INDICATOR}/(main|viins)/$INSERT_MODE_INDICATOR}"
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}
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# define right prompt, if it wasn't defined by a theme
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if [[ -z "$RPS1" && -z "$RPROMPT" ]]; then
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RPS1='$(vi_mode_prompt_info)'
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fi
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