1 ;;; score-mode.el --- mode for editing Gnus score files
3 ;; Copyright (C) 1996, 2001, 2002, 2003, 2004,
4 ;; 2005 Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Keywords: news, mail
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, USA.
30 (eval-when-compile (require 'cl))
31 (eval-when-compile (require 'static))
32 (require 'gnus-util) ; for gnus-pp, gnus-run-mode-hooks
34 (defvar gnus-score-edit-done-hook nil
35 "*Hook run at the end of closing the score buffer.")
37 (defvar gnus-score-mode-hook nil
38 "*Hook run in score mode buffers.")
40 (defvar gnus-score-menu-hook nil
41 "*Hook run after creating the score mode menu.")
43 (defvar gnus-score-edit-exit-function nil
44 "Function run on exit from the score buffer.")
46 (defvar gnus-score-mode-map nil)
47 (unless gnus-score-mode-map
48 (setq gnus-score-mode-map (make-sparse-keymap))
49 (set-keymap-parent gnus-score-mode-map emacs-lisp-mode-map)
50 (define-key gnus-score-mode-map "\C-c\C-c" 'gnus-score-edit-exit)
51 (define-key gnus-score-mode-map "\C-c\C-d" 'gnus-score-edit-insert-date)
52 (define-key gnus-score-mode-map "\C-c\C-p" 'gnus-score-pretty-print))
54 (defvar score-mode-syntax-table
55 (let ((table (copy-syntax-table lisp-mode-syntax-table)))
56 (modify-syntax-entry ?| "w" table)
58 "Syntax table used in score-mode buffers.")
60 (defvar score-mode-coding-system 'ctext)
63 (defun gnus-score-mode ()
64 "Mode for editing Gnus score files.
65 This mode is an extended emacs-lisp mode.
67 \\{gnus-score-mode-map}"
69 (kill-all-local-variables)
70 (use-local-map gnus-score-mode-map)
71 (gnus-score-make-menu-bar)
72 (set-syntax-table score-mode-syntax-table)
73 (setq major-mode 'gnus-score-mode)
74 (setq mode-name "Score")
75 (lisp-mode-variables nil)
76 (make-local-variable 'gnus-score-edit-exit-function)
77 (gnus-run-mode-hooks 'emacs-lisp-mode-hook 'gnus-score-mode-hook))
79 (defun gnus-score-make-menu-bar ()
80 (unless (boundp 'gnus-score-menu)
82 gnus-score-menu gnus-score-mode-map ""
84 ["Exit" gnus-score-edit-exit t]
85 ["Insert date" gnus-score-edit-insert-date t]
86 ["Format" gnus-score-pretty-print t]))
87 (run-hooks 'gnus-score-menu-hook)))
89 (defun gnus-score-edit-insert-date ()
90 "Insert date in numerical format."
92 (princ (time-to-days (current-time)) (current-buffer)))
94 (defun gnus-score-pretty-print ()
95 "Format the current score file."
97 (goto-char (point-min))
98 (let ((form (read (current-buffer))))
100 (let ((emacs-lisp-mode-syntax-table score-mode-syntax-table))
102 (goto-char (point-min)))
104 (defun gnus-score-edit-exit ()
105 "Stop editing the score file."
107 (unless (file-exists-p (file-name-directory (buffer-file-name)))
108 (make-directory (file-name-directory (buffer-file-name)) t))
109 (save-buffer-as-coding-system score-mode-coding-system)
110 (bury-buffer (current-buffer))
111 (let ((buf (current-buffer)))
112 (when gnus-score-edit-exit-function
113 (funcall gnus-score-edit-exit-function))
114 (when (eq buf (current-buffer))
115 (switch-to-buffer (other-buffer (current-buffer))))))
117 (provide 'score-mode)
119 ;;; score-mode.el ends here