パッケージ一覧を helmインタフェースで見る - Life is very short
対応しました。
コード
Installedとか挿入することも考えてみたんですが、単純にソースを分けました。
パッケージを眺めるために作ったので、actionは適当です。真面目に作るなら
そのあたりの改善が必須ですかね。あと折り返しも helmの場合どう対応していいか
わかってないのでいい加減です。そこもなんとかしたいですね。
;;; helm-package.el ---
;; Copyright (C) 2012 by Syohei YOSHIDA
;; Author: Syohei YOSHIDA <syohex@gmail.com>
;; URL:
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(eval-when-compile
(require 'cl))
(require 'helm)
(require 'package)
(defun helm-c-package-installed-packages (pred)
(let ((copyed (copy-sequence package-archive-contents)))
(loop with sorted = (sort copyed (lambda (a b)
(string< (car a) (car b))))
for candidate in sorted
for package = (symbol-name (car candidate))
for name = (if (> (length package) 30)
(concat (substring package 0 27) "...")
package)
for desc = (truncate-string-to-width
(aref (cdr candidate) 2) (- (frame-width) 31))
when (funcall pred (car candidate))
collect (cons (format "%-30s| %s" name desc) package))))
(defvar helm-c-package-available-source
'((name . "helm available packages")
(init . (lambda ()
(unless package--initialized
(package-initialize t))))
(candidates . (lambda ()
(helm-c-package-installed-packages
(lambda (e) (not (assoc e package-alist))))))
(candidate-number-limit . 9999)
(volatile)))
(defvar helm-c-package-installed-source
'((name . "helm installed packages")
(init . (lambda ()
(unless package--initialized
(package-initialize t))))
(candidates . (lambda ()
(helm-c-package-installed-packages
(lambda (e) (assoc e package-alist)))))
(candidate-number-limit . 9999)
(volatile)))
(defun helm-package ()
(interactive)
(let ((buf (get-buffer-create "*helm-package*")))
(helm :sources '(helm-c-package-available-source helm-c-package-installed-source)
:buffer buf)))
(provide 'helm-package)
;;; helm-package.el ends here
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