X-Git-Url: http://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fgnus-eform.el;h=0b41b5e8891c22ccb36be48691fd5f0f5cfb237b;hb=2e08bfa0d105cd6146dd45f2052a19a8b58b2440;hp=e4cc23faffaf47b7c93f5289572adf788d251e40;hpb=483d191790b7f8cf5ee888f0ac120b81b65b9580;p=gnus

diff --git a/lisp/gnus-eform.el b/lisp/gnus-eform.el
index e4cc23faf..0b41b5e88 100644
--- a/lisp/gnus-eform.el
+++ b/lisp/gnus-eform.el
@@ -1,52 +1,59 @@
 ;;; gnus-eform.el --- a mode for editing forms for Gnus
-;; Copyright (C) 1996 Free Software Foundation, Inc.
 
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Copyright (C) 1996-2015 Free Software Foundation, Inc.
+
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
 
 ;; This file is part of GNU Emacs.
 
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; GNU Emacs 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 2, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
 
 ;; GNU Emacs 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
+;; 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 GNU Emacs; see the file COPYING.  If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
 
 ;;; Commentary:
 
 ;;; Code:
 
-(require 'gnus-load)
-(require 'gnus-win)
 (require 'gnus)
+(require 'gnus-win)
 
 ;;;
 ;;; Editing forms
 ;;;
 
-(defvar gnus-edit-form-mode-hook nil
-  "Hook run in `gnus-edit-form-mode' buffers.")
+(defgroup gnus-edit-form nil
+  "A mode for editing forms."
+  :group 'gnus)
+
+(defcustom gnus-edit-form-mode-hook nil
+  "Hook run in `gnus-edit-form-mode' buffers."
+  :group 'gnus-edit-form
+  :type 'hook)
 
-(defvar gnus-edit-form-menu-hook nil
-  "Hook run when creating menus in `gnus-edit-form-mode' buffers.")
+(defcustom gnus-edit-form-menu-hook nil
+  "Hook run when creating menus in `gnus-edit-form-mode' buffers."
+  :group 'gnus-edit-form
+  :type 'hook)
 
 ;;; Internal variables
 
-(defvar gnus-edit-form-done-function nil)
 (defvar gnus-edit-form-buffer "*Gnus edit form*")
+(defvar gnus-edit-form-done-function nil)
 
 (defvar gnus-edit-form-mode-map nil)
 (unless gnus-edit-form-mode-map
-  (setq gnus-edit-form-mode-map (copy-keymap emacs-lisp-mode-map))
+  (setq gnus-edit-form-mode-map (make-sparse-keymap))
+  (set-keymap-parent gnus-edit-form-mode-map emacs-lisp-mode-map)
   (gnus-define-keys gnus-edit-form-mode-map
     "\C-c\C-c" gnus-edit-form-done
     "\C-c\C-k" gnus-edit-form-exit))
@@ -58,34 +65,26 @@
      '("Edit Form"
        ["Exit and save changes" gnus-edit-form-done t]
        ["Exit" gnus-edit-form-exit t]))
-    (run-hooks 'gnus-edit-form-menu-hook)))
+    (gnus-run-hooks 'gnus-edit-form-menu-hook)))
 
-(defun gnus-edit-form-mode ()
+(define-derived-mode gnus-edit-form-mode fundamental-mode "Edit Form"
   "Major mode for editing forms.
 It is a slightly enhanced emacs-lisp-mode.
 
 \\{gnus-edit-form-mode-map}"
-  (interactive)
-  (when (and menu-bar-mode
-	     (gnus-visual-p 'group-menu 'menu))
+  (when (gnus-visual-p 'group-menu 'menu)
     (gnus-edit-form-make-menu-bar))
-  (kill-all-local-variables)
-  (setq major-mode 'gnus-edit-form-mode)
-  (setq mode-name "Edit Form")
-  (use-local-map gnus-edit-form-mode-map)
   (make-local-variable 'gnus-edit-form-done-function)
-  (make-local-variable 'gnus-prev-winconf)
-  (run-hooks 'gnus-edit-form-mode-hook))
+  (make-local-variable 'gnus-prev-winconf))
 
-(defun gnus-edit-form (form documentation exit-func)
+(defun gnus-edit-form (form documentation exit-func &optional layout)
   "Edit FORM in a new buffer.
 Call EXIT-FUNC on exit.  Display DOCUMENTATION in the beginning
-of the buffer."
+of the buffer.
+The optional LAYOUT overrides the `edit-form' window layout."
   (let ((winconf (current-window-configuration)))
-    (set-buffer (setq gnus-edit-form-buffer 
-		      (get-buffer-create gnus-edit-form-buffer)))
-    (gnus-configure-windows 'edit-form)
-    (gnus-add-current-to-buffer-list)
+    (set-buffer (gnus-get-buffer-create gnus-edit-form-buffer))
+    (gnus-configure-windows (or layout 'edit-form))
     (gnus-edit-form-mode)
     (setq gnus-prev-winconf winconf)
     (setq gnus-edit-form-done-function exit-func)
@@ -100,7 +99,7 @@ of the buffer."
     (insert ";; Type `C-c C-c' after you've finished editing.\n")
     (insert "\n")
     (let ((p (point)))
-      (pp form (current-buffer))
+      (gnus-pp form)
       (insert "\n")
       (goto-char p))))
 
@@ -108,10 +107,13 @@ of the buffer."
   "Update changes and kill the current buffer."
   (interactive)
   (goto-char (point-min))
-  (let ((form (read (current-buffer))))
+  (let ((form (condition-case nil
+		  (read (current-buffer))
+		(end-of-file nil)))
+	(func gnus-edit-form-done-function))
     (gnus-edit-form-exit)
-    (funcall gnus-edit-form-done-function form)))
-  
+    (funcall func form)))
+
 (defun gnus-edit-form-exit ()
   "Kill the current buffer."
   (interactive)