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;;; jao-embark-prompter.el --- a prompter for embark -*- lexical-binding: t; -*-
;; Copyright (C) 2021 jao
;; Author: jao <mail@jao.io>
;; Keywords: convenience
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; Custom action prompting
;;; Code:
(defun jao-embark--show-keymap (keymap)
(with-current-buffer (cvs-get-buffer-create "*Embark Actions*")
(read-only-mode -1)
(setq-local cursor-type nil)
(delete-region (point-min) (point-max))
(seq-each (lambda (x)
(let ((k (car x)) (c (cdr x)))
(unless (embark--omit-binding-p c)
(let ((desc (if (numberp k)
(single-key-description k)
(key-description k)))
(doc (car (split-string
(or (ignore-errors (documentation c)) "")
"\n"))))
(insert (format "%s %s (%s)\n"
(propertize desc 'face 'embark-keybinding)
(propertize doc 'face 'italic)
(symbol-name c)))))))
(cdr (keymap-canonicalize keymap)))
(delete-char -1)
(read-only-mode 1)
(pop-to-buffer (current-buffer) nil t)
(fit-window-to-buffer)))
(defun jao-embark--prompter (keymap)
(let* ((buf (jao-embark--show-keymap keymap))
(cmd (embark-keymap-prompter keymap)))
(embark-kill-buffer-and-window buf)
cmd))
(advice-add 'embark-completing-read-prompter :override #'jao-embark--prompter)
(add-to-list 'display-buffer-alist
'("\\`\\*Embark Actions*\\*"
(display-buffer-at-bottom)
;; (window-parameters (mode-line-format . none))
(window-height . fit-window-to-buffer)))
(provide 'jao-embark-prompter)
;;; jao-embark-prompter.el ends here
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