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;;;
;;; cmail-edit.el - editing mails
;;;
;;; $Author: tmp $
;;; created at: Mon Jul 12 10:23:10 JST 1993
;;;
;;; Copyright (C) 1992-1996 Yukihiro Matsumoto.
;; cmail editing mail and index
;; This file is not part of GNU Emacs but obeys its copyright notice.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY. No author or distributor
;; accepts responsibility to anyone for the consequences of using it
;; or for whether it serves any particular purpose or works at all,
;; unless he says so in writing. Refer to the GNU Emacs General Public
;; License for full details.
;; Everyone is granted permission to copy, modify and redistribute
;; GNU Emacs, but only under the conditions described in the
;; GNU Emacs General Public License. A copy of this license is
;; supposed to have been given to you along with GNU Emacs so you
;; can know your rights and responsibilities. It should be in a
;; file named COPYING. Among other things, the copyright notice
;; and this notice must be preserved on all copies.
(provide 'cmail-edit)
(require 'cmail)
(defvar *cmail-edit-buffer " *cmail-editing*"
"$B%a%$%kJT=8MQB`Hr%P%C%U%!(B.")
(defvar *cmail-editing-folder nil
"$BJT=8Cf$N%a%$%k$N%U%)%k%@$,J];}$5$l$k(B.")
(defvar *cmail-editing-page nil
"$BJT=8Cf$N%a%$%k$N%Z!<%8HV9f$,J];}$5$l$k(B.")
(put 'cmail-edit-mode 'mode-class 'special)
(defvar cmail-edit-mode-map nil)
(defun cmail-edit-mode ()
"$B%a%$%kJT=8$G;HMQ$9$k%b!<%I(B.
cmail EDIT mode.
Key bindings are below,
\\[cmail-cease-edit] : $BJT=8$r=*N;$9$k(B
\\[cmail-abort-edit] : $BJT=8$rCfCG$9$k(B"
(interactive)
(save-excursion
(use-local-map cmail-edit-mode-map)
(setq mode-name "Edit")
(setq major-mode 'cmail-edit-mode)
(setq truncate-lines nil)
(let ((page-delimiter *cmail-re-bdr))
(narrow-to-page))
(run-hooks 'cmail-edit-mode-hook)))
;;
(if cmail-edit-mode-map
nil
(setq cmail-edit-mode-map (copy-keymap text-mode-map))
(define-key cmail-edit-mode-map "\C-c\C-c" 'cmail-cease-edit)
(define-key cmail-edit-mode-map "\C-c\C-]" 'cmail-abort-edit)
(define-key cmail-edit-mode-map "\C-xo" 'cmail-abort-edit-0))
;; ======================================================================
;; ++++ $B%a%$%k$rJT=8$9$k(B(interactive) +++++++++++++++++++++++++++++++++++++++
(defun cmail-edit (page)
"FOLDER$B$N(BPAGE$B%a%$%k$rJT=8$9$k(B."
(interactive (list (cmail-get-page-number-from-summary)))
(cmail-show-contents page)
(let ((folder cmail-current-folder) buf gbw)
(if (not (y-or-n-p (cmail-get-resource 'edit-1)))
(cmail-message-resource 'edit-2)
(cmail-get-folder folder)
(cmail-n-page page)
(let ((beg (point)) (end (cmail-page-max)))
(setq buf (current-buffer))
(set-buffer (get-buffer-create *cmail-edit-buffer))
(erase-buffer)
(cmail-insert-buffer-substring buf beg end))
(let ((code (detect-coding-region (point-min) (point-max))))
(if (listp code) (setq code (car code)))
(decode-coding-region (point-min) (point-max) code))
(goto-char (point-min))
(setq buf (current-buffer))
(setq gbw (get-buffer-window *cmail-mail-buffer))
(and gbw (select-window gbw))
(switch-to-buffer buf)
(cmail-edit-mode)
(setq mode-line-buffer-identification
(format "cmail: << Editing %s / %d >>" folder page))
(setq *cmail-editing-folder folder)
(setq *cmail-editing-page page)
(message
(substitute-command-keys (cmail-get-resource 'edit-3))))))
(defun cmail-cease-edit ()
"$BJT=8$r=*N;$9$k(B."
(interactive)
(if (string= *cmail-editing-folder cmail-current-folder)
nil
(cmail-select-buffer *cmail-mail-buffer)
(kill-buffer *cmail-edit-buffer)
(cmail-error-resource 'cease-edit-1))
(cmail-get-folder)
(cmail-n-page *cmail-editing-page)
(let ((code (detect-coding-region (point) (cmail-page-max))) beg end)
(if (listp code) (setq code (car code)))
(save-excursion
(set-buffer *cmail-edit-buffer)
(encode-coding-region (point-min) (point-max) code)
(setq beg (point-min))
(setq end (point-max)))
(delete-region (point) (cmail-page-max))
(cmail-insert-buffer-substring *cmail-edit-buffer beg end))
(cmail-n-page *cmail-editing-page)
(let ((status-mark (cmail-set-mail-status "Edited")))
(widen)
(cmail-select-buffer *cmail-summary-buffer)
(apply 'cmail-put-mark *cmail-editing-page status-mark))
(cmail-show-contents *cmail-editing-page)
(setq *cmail-editing-folder nil)
(setq *cmail-editing-page nil)
(cmail-message-resource 'cease-edit-2))
(defun cmail-abort-edit-0 ()
"$BJT=8$rCfCG$9$k(B($B3NG'$J$7(B)."
(interactive)
(set-window-buffer (get-buffer-window (current-buffer))
*cmail-mail-buffer)
(kill-buffer *cmail-edit-buffer)
(cmail-select-buffer *cmail-summary-buffer)
(setq *cmail-editing-folder nil)
(setq *cmail-editing-page nil))
(defun cmail-abort-edit ()
"$BJT=8$rCfCG$9$k(B."
(interactive)
(if (y-or-n-p (cmail-get-resource 'abort-edit-1))
(progn
(cmail-abort-edit-0)
(cmail-message-resource 'abort-edit-2))
(cmail-message-resource 'abort-edit-3)))
;; ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
;; ---- $B%$%s%G%C%/%9$rJT=8$9$k(B ----------------------------------------------
(defun cmail-edit-index (page)
"PAGE $B5-;v$N%$%s%G%C%/%9$rJT=8$9$k(B."
(interactive
(list (cmail-get-page-number-from-summary)))
(cmail-show-contents page)
(if (not (y-or-n-p (cmail-get-resource 'edit-index-1)))
(cmail-message-resource 'edit-index-2)
(cmail-get-header)
(if (not (re-search-forward (format "^%d " page) (cmail-head-max) t))
nil
(beginning-of-line)
(let ((idx (read-string (cmail-get-resource 'edit-index-3)
(buffer-substring (point)
(save-excursion
(end-of-line)(point))))))
(if (string= idx "")
(cmail-message-resource 'edit-index-4)
(cmail-delete-line 1)
(insert (format "%s\n" idx))
(forward-line -1)
(let* ((level (cmail-th-level page))
(sumr (cmail-make-summary-line level)))
(set-buffer *cmail-summary-buffer)
(let ((buffer-read-only nil))
(beginning-of-line)
(cmail-delete-line 1)
(insert sumr)
(forward-line -1)
(cmail-fixcp)))
(if (interactive-p)
(cmail-goto-index page))
(cmail-message-resource 'edit-index-5))))))
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