99 lines
3.1 KiB
EmacsLisp
99 lines
3.1 KiB
EmacsLisp
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;;; helm-smex.el --- Helm interface for smex -*- lexical-binding: t; -*-
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;; Copyright (C) 2016 Peter Vasil
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;; Author: Peter Vasil <mail@petervasil.net>
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;; Version: 0.1
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;; Package-Version: 20160530.1236
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;; Package-Requires: ((emacs "24") (smex "3.0") (helm "1.7.7"))
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;; Keywords: convenience
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This package provides the helm interface for smex.
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;;
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;; Example config:
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;;
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;; (require 'helm-smex)
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;; (global-set-key [remap execute-extended-command] #'helm-smex)
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;; (global-set-key (kbd "M-X") #'helm-smex-major-mode-commands)
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;;; Code:
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(require 'smex)
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(require 'helm)
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(require 'helm-elisp)
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(require 'helm-source)
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(defun helm-smex--init ()
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(unless smex-initialized-p
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(smex-initialize))
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(and smex-auto-update
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(smex-detect-new-commands)
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(smex-update)))
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(defun helm-smex--execute-command (command)
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(let ((prefix-arg current-prefix-arg))
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(unwind-protect
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(command-execute command 'record)
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(smex-rank command))))
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(defun helm-smex--persistent-action (candidate)
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(helm-elisp--persistent-help
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candidate 'helm-describe-function))
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(defclass helm-smex-source (helm-source-sync)
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((init :initform 'helm-smex--init)
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(candidates :initform 'smex-ido-cache)
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(match :initform 'helm-fuzzy-match)
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(action :initform 'helm-smex--execute-command)
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(coerce :initform 'intern)
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(persistent-action
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:initform helm-smex--persistent-action)
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(persistent-help :initform "Describe command")))
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(defun helm-smex--major-mode-commands (mode map)
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(unless smex-initialized-p
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(smex-initialize))
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(let ((commands
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(delete-dups
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(append (smex-extract-commands-from-keymap map)
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(smex-extract-commands-from-features mode)))))
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(mapcar #'symbol-name
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(smex-sort-according-to-cache commands))))
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;;;###autoload
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(defun helm-smex ()
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(interactive)
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(let ((helm--mode-line-display-prefarg t))
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(helm :buffer "*helm-smex*"
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:sources (helm-make-source "Smex" 'helm-smex-source))))
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;;;###autoload
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(defun helm-smex-major-mode-commands ()
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(interactive)
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(let ((helm--mode-line-display-prefarg t)
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(candidates-fn (apply #'helm-smex--major-mode-commands
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(list major-mode (current-local-map)))))
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(helm :buffer "*helm-smex*"
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:sources (helm-make-source
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"Smex-major-mode-commands" 'helm-smex-source
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:init nil :candidates candidates-fn))))
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(provide 'helm-smex)
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;;; helm-smex.el ends here
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