wl/wl-e21.el

   1 ;;; wl-e21.el --- Wanderlust modules for Emacs 21.
   2
   3 ;; Copyright (C) 2000,2001 Katsumi Yamaoka <yamaoka@jpl.org>
   4 ;; Copyright (C) 2000,2001 Yuuichi Teranishi <teranisi@gohome.org>
   5
   6 ;; Author: Katsumi Yamaoka <yamaoka@jpl.org>
   7 ;; Keywords: mail, net news
   8
   9 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  10
  11 ;; This program 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)
  14 ;; any later version.
  15 ;;
  16 ;; This program 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.
  20 ;;
  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., 59 Temple Place - Suite 330,
  24 ;; Boston, MA 02111-1307, USA.
  25 ;;
  26
  27 ;;; Commentary:
  28 ;;
  29 ;; This module uses `before-string' overlay property to show icon
  30 ;; images instead of `insert-image', so don't delete such overlays
  31 ;; sloppily.  Here is a sample code to show icons in the buffer.
  32 ;;
  33 ;;(let (image icon from to overlay)
  34 ;;  ;; The function `find-image' will look for an image first on `load-path'
  35 ;;  ;; and then in `data-directory'.
  36 ;;  (let ((load-path (cons wl-icon-directory load-path)))
  37 ;;    (setq image (find-image (list (list :type 'xpm :file wl-nntp-folder-icon
  38 ;;                                      :ascent 'center)))))
  39 ;;  ;; `propertize' is a convenient function in such a case.
  40 ;;  ;; String must have one or more length to wear an image.
  41 ;;  (setq icon (propertize "any string" 'display image))
  42 ;;  (pop-to-buffer (get-buffer-create "*wl-e21-demo*"))
  43 ;;  (erase-buffer)
  44 ;;  (insert "   ")
  45 ;;  (setq from (point))
  46 ;;  (insert "-fj.wanderlust:0/0/0")
  47 ;;  (setq to (point))
  48 ;;  (insert "\n")
  49 ;;  (setq overlay (make-overlay from to))
  50 ;;  ;; Put an image.
  51 ;;  (overlay-put overlay 'before-string icon)
  52 ;;  ;; Put a mark to indicate that this overlay is made by `wl-e21'.
  53 ;;  ;; It is not always necessarily.
  54 ;;  (overlay-put overlay 'wl-e21-icon t)
  55 ;;  ;; Make it to be removable.
  56 ;;  (overlay-put overlay 'evaporate t))
  57 ;;
  58 ;; Note that a port of Emacs to some platforms (e.g. MS-Windoze) does
  59 ;; not yet support images.  It is a pity that neither icons nor tool-
  60 ;; bars will not be displayed in such systems.
  61
  62 ;;; Code:
  63 ;;
  64
  65 (require 'elmo)
  66 (eval-when-compile
  67   (require 'wl-folder)
  68   (require 'wl-summary)
  69   (require 'wl-draft)
  70   (require 'wl-message)
  71   (require 'wl-highlight)
  72   (defvar-maybe wl-draft-mode-map (make-sparse-keymap)))
  73
  74 (add-hook 'wl-folder-mode-hook 'wl-setup-folder)
  75 (add-hook 'wl-folder-mode-hook 'wl-folder-init-icons)
  76
  77 (add-hook 'wl-init-hook 'wl-biff-init-icons)
  78 (add-hook 'wl-init-hook 'wl-plugged-init-icons)
  79
  80 (add-hook 'wl-summary-mode-hook 'wl-setup-summary)
  81
  82 (add-hook 'wl-message-display-internal-hook 'wl-setup-message)
  83
  84 (defvar wl-use-toolbar (image-type-available-p 'xpm))
  85 (defvar wl-plugged-image nil)
  86 (defvar wl-unplugged-image nil)
  87 (defvar wl-biff-mail-image nil)
  88 (defvar wl-biff-nomail-image nil)
  89
  90 (defvar wl-folder-toolbar
  91   '([wl-folder-jump-to-current-entity
  92      wl-folder-jump-to-current-entity t "Enter Current Folder"]
  93     [wl-folder-next-entity
  94      wl-folder-next-entity t "Next Folder"]
  95     [wl-folder-prev-entity
  96      wl-folder-prev-entity t "Previous Folder"]
  97     [wl-folder-check-current-entity
  98      wl-folder-check-current-entity t "Check Current Folder"]
  99     [wl-folder-sync-current-entity
 100      wl-folder-sync-current-entity t "Sync Current Folder"]
 101     [wl-draft
 102      wl-draft t "Write a New Message"]
 103     [wl-folder-goto-draft-folder
 104      wl-folder-goto-draft-folder t "Go to Draft Folder"]
 105     [wl-folder-empty-trash
 106      wl-folder-empty-trash t "Empty Trash"]
 107     [wl-exit
 108      wl-exit t "Quit Wanderlust"]
 109     )
 110   "The Folder buffer toolbar.")
 111
 112 (defvar wl-summary-toolbar
 113   '([wl-summary-read
 114      wl-summary-read t "Read Messages"]
 115     [wl-summary-next
 116      wl-summary-next t "Next Message"]
 117     [wl-summary-prev
 118      wl-summary-prev t "Previous Message"]
 119     [wl-summary-jump-to-current-message
 120      wl-summary-jump-to-current-message t "Jump to Current Message"]
 121     [wl-summary-sync-force-update
 122      wl-summary-sync-force-update t "Sync Current Folder"]
 123     [wl-summary-dispose
 124      wl-summary-dispose t "Dispose Current Message"]
 125     [wl-summary-mark-as-important
 126      wl-summary-mark-as-important t "Mark Current Message as Important"]
 127     [wl-draft
 128      wl-summary-write-current-folder t "Write for Current Folder"]
 129     [wl-summary-reply
 130      wl-summary-reply t "Reply to Current Message" ]
 131     [wl-summary-reply-with-citation
 132      wl-summary-reply-with-citation t "Reply to Current Message with Citation"]
 133     [wl-summary-forward
 134      wl-summary-forward t "Forward Current Message"]
 135     [wl-summary-exit
 136      wl-summary-exit t "Exit Current Summary"]
 137     )
 138   "The Summary buffer toolbar.")
 139
 140 (defvar wl-message-toolbar
 141   '([wl-message-read
 142      wl-message-read t "Read Contents"]
 143     [wl-message-next-content
 144      wl-message-next-content t "Next Content"]
 145     [wl-message-prev-content
 146      wl-message-prev-content t "Previous Content"]
 147     [wl-message-quit
 148      wl-message-quit t "Back to Summary"]
 149     [wl-message-play-content
 150      wl-message-play-content t "Play Content"]
 151     [wl-message-extract-content
 152      wl-message-extract-content t "Extract Content"]
 153     )
 154   "The Message buffer toolbar.")
 155
 156 (defalias 'wl-draft-insert-signature 'insert-signature);; for draft toolbar.
 157
 158 (defvar wl-draft-toolbar
 159   '([wl-draft-send-from-toolbar
 160      wl-draft-send-from-toolbar t "Send Current Draft"]
 161     [wl-draft-yank-original
 162      wl-draft-yank-original t "Yank Displaying Message"]
 163     [wl-draft-insert-signature
 164      wl-draft-insert-signature t "Insert Signature"]
 165     [wl-draft-kill
 166      wl-draft-kill t "Kill Current Draft"]
 167     [wl-draft-save-and-exit
 168      wl-draft-save-and-exit t "Save Draft and Exit"]
 169     )
 170   "The Draft buffer toolbar.")
 171
 172 (eval-when-compile
 173   (defmacro wl-e21-display-image-p ()
 174     '(and (display-images-p)
 175           (image-type-available-p 'xpm))))
 176
 177 (defun wl-e21-setup-toolbar (bar)
 178   (when (and wl-use-toolbar
 179              (wl-e21-display-image-p))
 180     (let ((load-path (cons wl-icon-directory load-path))
 181           (props '(:type xpm :ascent center
 182                          :color-symbols (("backgroundToolBarColor" . "None"))
 183                          :file))
 184           (success t)
 185           icon up down disabled name)
 186       (while bar
 187         (setq icon (aref (pop bar) 0))
 188         (unless (boundp icon)
 189           (setq name (symbol-name icon)
 190                 up (find-image `((,@props ,(concat name "-up.xpm")))))
 191           (if up
 192               (progn
 193                 (setq down (find-image `((,@props ,(concat name "-down.xpm"))))
 194                       disabled (find-image
 195                                 `((,@props ,(concat name "-disabled.xpm")))))
 196                 (set icon (vector down up disabled disabled)))
 197             (setq bar nil
 198                   success nil))))
 199       success)))
 200
 201 (defvar wl-e21-toolbar-configurations
 202   '((auto-resize-tool-bars       . t)
 203     (auto-raise-tool-bar-buttons . t)
 204     (tool-bar-button-margin      . 2)
 205     (tool-bar-button-relief      . 1)))
 206
 207 (defun wl-e21-make-toolbar-buttons (keymap defs)
 208   (let ((configs wl-e21-toolbar-configurations)
 209         config)
 210     (while (setq config (pop configs))
 211       (set (make-local-variable (car config)) (cdr config))))
 212   ;; Invalidate the default bindings.
 213   (let ((keys (cdr (key-binding [tool-bar] t)))
 214         item)
 215     (while (setq item (pop keys))
 216       (when (setq item (car-safe item))
 217         (define-key keymap (vector 'tool-bar item) 'undefined))))
 218   (let ((n (length defs))
 219         def)
 220     (while (>= n 0)
 221       (setq n (1- n)
 222             def (nth n defs))
 223       (define-key keymap (vector 'tool-bar (aref def 1))
 224         (list 'menu-item (aref def 3) (aref def 1)
 225               :enable (aref def 2)
 226               :image (symbol-value (aref def 0)))))))
 227
 228 (defun wl-e21-setup-folder-toolbar ()
 229   (when (wl-e21-setup-toolbar wl-folder-toolbar)
 230     (wl-e21-make-toolbar-buttons wl-folder-mode-map wl-folder-toolbar)))
 231
 232 (defun wl-e21-setup-summary-toolbar ()
 233   (when (wl-e21-setup-toolbar wl-summary-toolbar)
 234     (wl-e21-make-toolbar-buttons wl-summary-mode-map wl-summary-toolbar)))
 235
 236 (eval-when-compile
 237   (defsubst wl-e21-setup-draft-toolbar ()
 238     (when (wl-e21-setup-toolbar wl-draft-toolbar)
 239       (wl-e21-make-toolbar-buttons wl-draft-mode-map wl-draft-toolbar))))
 240
 241 (defun wl-e21-setup-message-toolbar ()
 242   (when (wl-e21-setup-toolbar wl-message-toolbar)
 243     (wl-e21-make-toolbar-buttons (current-local-map) wl-message-toolbar)))
 244
 245 (defvar wl-folder-toggle-icon-list
 246   '((wl-folder-opened-image       . wl-opened-group-folder-icon)
 247     (wl-folder-closed-image       . wl-closed-group-folder-icon)))
 248
 249 (eval-when-compile
 250   (defsubst wl-e21-highlight-folder-group-line (start end icon numbers)
 251     (when (wl-e21-display-image-p)
 252       (let (overlay)
 253         (let ((overlays (overlays-in start end)))
 254           (while (and (setq overlay (pop overlays))
 255                       (not (overlay-get overlay 'wl-e21-icon)))))
 256         (unless overlay
 257           (setq overlay (make-overlay start end))
 258           (overlay-put overlay 'wl-e21-icon t)
 259           (overlay-put overlay 'evaporate t))
 260         (let ((image (get icon 'image)))
 261           (unless image
 262             (let ((name (symbol-value
 263                          (cdr (assq icon wl-folder-toggle-icon-list))))
 264                   (load-path (cons wl-icon-directory load-path)))
 265               (when (setq image (find-image `((:type xpm :file ,name
 266                                                      :ascent center))))
 267                 (setq image (put icon 'image (propertize name
 268                                                          'display image))))))
 269           (overlay-put overlay 'before-string image)
 270           (overlay-put overlay 'invisible (and image t))
 271           (when (and wl-use-highlight-mouse-line (display-mouse-p))
 272             (let ((inhibit-read-only t))
 273               (put-text-property (if image
 274                                      (max (1- start) (line-beginning-position))
 275                                    start)
 276                                  (line-end-position)
 277                                  'mouse-face 'highlight)))))))
 278
 279   (defsubst wl-e21-highlight-folder-by-numbers (start end text-face numbers)
 280     (when (display-color-p)
 281       (let ((inhibit-read-only t))
 282         (if (and wl-highlight-folder-by-numbers
 283                  numbers (nth 0 numbers) (nth 1 numbers)
 284                  (re-search-forward "[-[:digit:]]+/[-[:digit:]]+/[-[:digit:]]+"
 285                                     (line-end-position) t))
 286             (let* ((unsync (nth 0 numbers))
 287                    (unread (nth 1 numbers))
 288                    (face (cond ((and unsync (zerop unsync))
 289                                 (if (and unread (zerop unread))
 290                                     'wl-highlight-folder-zero-face
 291                                   'wl-highlight-folder-unread-face))
 292                                ((and unsync
 293                                      (>= unsync
 294                                          wl-folder-many-unsync-threshold))
 295                                 'wl-highlight-folder-many-face)
 296                                (t
 297                                 'wl-highlight-folder-few-face))))
 298               (if (numberp wl-highlight-folder-by-numbers)
 299                   (progn
 300                     (put-text-property start (match-beginning 0)
 301                                        'face text-face)
 302                     (put-text-property (match-beginning 0) (match-end 0)
 303                                        'face face))
 304                 (put-text-property start (match-end 0) 'face face)))
 305           (put-text-property start (line-end-position) 'face text-face))))))
 306
 307 (defun wl-highlight-folder-current-line (&optional numbers)
 308   (interactive)
 309   (save-excursion
 310     (beginning-of-line)
 311     (let (fld-name start end)
 312       (cond
 313        (;; opened folder group
 314         (and (wl-folder-buffer-group-p)
 315              (looking-at wl-highlight-folder-opened-regexp))
 316         (setq start (match-beginning 1)
 317               end (match-end 1))
 318         (wl-e21-highlight-folder-group-line start end
 319                                             'wl-folder-opened-image
 320                                             numbers)
 321         (wl-e21-highlight-folder-by-numbers start end
 322                                             'wl-highlight-folder-opened-face
 323                                             numbers))
 324        (;; closed folder group
 325         (and (wl-folder-buffer-group-p)
 326              (looking-at wl-highlight-folder-closed-regexp))
 327         (setq start (match-beginning 1)
 328               end (match-end 1))
 329         (wl-e21-highlight-folder-group-line start end
 330                                             'wl-folder-closed-image
 331                                             numbers)
 332         (wl-e21-highlight-folder-by-numbers start end
 333                                             'wl-highlight-folder-closed-face
 334                                             numbers))
 335        (;; basic folder
 336         (and (setq fld-name (wl-folder-get-folder-name-by-id
 337                              (get-text-property (point) 'wl-folder-entity-id)))
 338              (looking-at "[[:blank:]]+\\([^[:blank:]\n]+\\)"))
 339         (setq start (match-beginning 1)
 340               end (match-end 1))
 341         (let (image)
 342           (when (wl-e21-display-image-p)
 343             (let (overlay)
 344               (let ((overlays (overlays-in start end)))
 345                 (while (and (setq overlay (pop overlays))
 346                             (not (overlay-get overlay 'wl-e21-icon)))))
 347               (unless overlay
 348                 (setq overlay (make-overlay start end))
 349                 (overlay-put overlay 'wl-e21-icon t)
 350                 (overlay-put overlay 'evaporate t))
 351               (let (type)
 352                 (unless (get (caar wl-folder-internal-icon-list) 'image)
 353                   (wl-folder-init-icons))
 354                 (setq image
 355                       (cond ((string= fld-name wl-trash-folder);; trash folder
 356                              (let ((num (nth 2 numbers)));; number of messages
 357                                (get (if (or (not num) (zerop num))
 358                                         'wl-folder-trash-empty-image
 359                                       'wl-folder-trash-image)
 360                                     'image)))
 361                             ((string= fld-name wl-draft-folder);; draft folder
 362                              (get 'wl-folder-draft-image 'image))
 363                             ((string= fld-name wl-queue-folder);; queue folder
 364                              (get 'wl-folder-queue-image 'image))
 365                             (;; and one of many other folders
 366                              (setq type (elmo-folder-type fld-name))
 367                              (get (intern (format "wl-folder-%s-image" type))
 368                                   'image)))))
 369               (overlay-put overlay 'before-string image)))
 370           (when (and wl-use-highlight-mouse-line (display-mouse-p))
 371             (let ((inhibit-read-only t))
 372               (put-text-property (if image
 373                                      (max (1- start)
 374                                           (line-beginning-position))
 375                                    start)
 376                                  (line-end-position)
 377                                  'mouse-face 'highlight))))
 378         (when (display-color-p)
 379           (wl-e21-highlight-folder-by-numbers
 380            start end
 381            (if (looking-at (format "^[[:blank:]]*\\(?:%s\\|%s\\)"
 382                                    wl-folder-unsubscribe-mark
 383                                    wl-folder-removed-mark))
 384                'wl-highlight-folder-killed-face
 385              'wl-highlight-folder-unknown-face)
 386            numbers)))))))
 387
 388 (defun wl-highlight-plugged-current-line ()
 389   (interactive)
 390   (when (wl-e21-display-image-p)
 391     (save-excursion
 392       (beginning-of-line)
 393       (when (looking-at "[[:blank:]]*\\(\\[\\([^]]+\\)\\]\\)")
 394         (let* ((start (match-beginning 1))
 395                (end (match-end 1))
 396                (status (match-string-no-properties 2))
 397                (image (if (string-equal wl-plugged-plug-on status)
 398                           wl-plugged-image
 399                         wl-unplugged-image)))
 400           (when image
 401             (let (overlay)
 402               (let ((overlays (overlays-in start end)))
 403                 (while (and (setq overlay (pop overlays))
 404                             (not (overlay-get overlay 'wl-e21-icon)))))
 405               (unless overlay
 406                 (setq overlay (make-overlay start end))
 407                 (overlay-put overlay 'wl-e21-icon t)
 408                 (overlay-put overlay 'evaporate t))
 409               (put-text-property 0 (length status) 'display image status)
 410               (overlay-put overlay 'before-string status)
 411               (overlay-put overlay 'invisible t))))))))
 412
 413 (defun wl-plugged-set-folder-icon (folder string)
 414   (if (wl-e21-display-image-p)
 415       (let (type)
 416         (cond ((string= folder wl-queue-folder)
 417                (concat (get 'wl-folder-queue-image 'image)
 418                        string))
 419               ((setq type (elmo-folder-type folder))
 420                (concat (get (intern (format "wl-folder-%s-image"
 421                                             type))
 422                             'image)
 423                        string))
 424               (t
 425                string)))
 426     string))
 427
 428 (defvar wl-folder-internal-icon-list
 429   ;; alist of (image . icon-file)
 430   '((wl-folder-nntp-image         . wl-nntp-folder-icon)
 431     (wl-folder-imap4-image        . wl-imap-folder-icon)
 432     (wl-folder-pop3-image         . wl-pop-folder-icon)
 433     (wl-folder-localdir-image     . wl-localdir-folder-icon)
 434     (wl-folder-localnews-image    . wl-localnews-folder-icon)
 435     (wl-folder-internal-image     . wl-internal-folder-icon)
 436     (wl-folder-multi-image        . wl-multi-folder-icon)
 437     (wl-folder-filter-image       . wl-filter-folder-icon)
 438     (wl-folder-archive-image      . wl-archive-folder-icon)
 439     (wl-folder-pipe-image         . wl-pipe-folder-icon)
 440     (wl-folder-maildir-image      . wl-maildir-folder-icon)
 441     (wl-folder-nmz-image          . wl-nmz-folder-icon)
 442     (wl-folder-shimbun-image      . wl-shimbun-folder-icon)
 443     (wl-folder-trash-empty-image  . wl-empty-trash-folder-icon)
 444     (wl-folder-draft-image        . wl-draft-folder-icon)
 445     (wl-folder-queue-image        . wl-queue-folder-icon)
 446     (wl-folder-trash-image        . wl-trash-folder-icon)))
 447
 448 (defun wl-folder-init-icons ()
 449   (when (wl-e21-display-image-p)
 450     (let ((load-path (cons wl-icon-directory load-path))
 451           (icons wl-folder-internal-icon-list)
 452           icon name image)
 453       (while (setq icon (pop icons))
 454         (unless (get (car icon) 'image)
 455           (setq name (symbol-value (cdr icon))
 456                 image (find-image `((:type xpm :file ,name :ascent center))))
 457           (when image
 458             (put (car icon) 'image (propertize name 'display image))))))))
 459
 460 (defun wl-plugged-init-icons ()
 461   (let ((props (when (display-mouse-p)
 462                  (list 'local-map (purecopy (make-mode-line-mouse-map
 463                                              'mouse-2 #'wl-toggle-plugged))
 464                        'help-echo "mouse-2 toggles plugged status"))))
 465     (if (wl-e21-display-image-p)
 466         (progn
 467           (unless wl-plugged-image
 468             (let ((load-path (cons wl-icon-directory load-path)))
 469               (setq wl-plugged-image (find-image
 470                                       `((:type xpm
 471                                                :file ,wl-plugged-icon
 472                                                :ascent center)))
 473                     wl-unplugged-image (find-image
 474                                         `((:type xpm
 475                                                  :file ,wl-unplugged-icon
 476                                                  :ascent center))))))
 477           (setq wl-modeline-plug-state-on
 478                 (apply 'propertize wl-plug-state-indicator-on
 479                        `(display ,wl-plugged-image ,@props))
 480                 wl-modeline-plug-state-off
 481                 (apply 'propertize wl-plug-state-indicator-off
 482                        `(display ,wl-unplugged-image ,@props))))
 483       (if props
 484           (setq wl-modeline-plug-state-on
 485                 (apply 'propertize wl-plug-state-indicator-on props)
 486                 wl-modeline-plug-state-off
 487                 (apply 'propertize wl-plug-state-indicator-off props))
 488         (setq wl-modeline-plug-state-on wl-plug-state-indicator-on
 489               wl-modeline-plug-state-off wl-plug-state-indicator-off)))))
 490
 491 (defun wl-biff-init-icons ()
 492   (let ((props (when (display-mouse-p)
 493                  (list 'local-map (purecopy (make-mode-line-mouse-map
 494                                              'mouse-2 #'wl-biff-check-folders))
 495                        'help-echo "mouse-2 checks new mails"))))
 496     (if (wl-e21-display-image-p)
 497         (progn
 498           (unless wl-biff-mail-image
 499             (let ((load-path (cons wl-icon-directory load-path)))
 500               (setq wl-biff-mail-image (find-image
 501                                         `((:type xpm
 502                                                  :file ,wl-biff-mail-icon
 503                                                  :ascent center)))
 504                     wl-biff-nomail-image (find-image
 505                                           `((:type xpm
 506                                                    :file ,wl-biff-nomail-icon
 507                                                    :ascent center))))))
 508           (setq wl-modeline-biff-state-on
 509                 (apply 'propertize wl-biff-state-indicator-on
 510                        `(display ,wl-biff-mail-image ,@props))
 511                 wl-modeline-biff-state-off
 512                 (apply 'propertize wl-biff-state-indicator-off
 513                        `(display ,wl-biff-nomail-image ,@props))))
 514       (if props
 515           (setq wl-modeline-biff-state-on
 516                 (apply 'propertize wl-biff-state-indicator-on props)
 517                 wl-modeline-biff-state-off
 518                 (apply 'propertize wl-biff-state-indicator-off props))
 519         (setq wl-modeline-biff-state-on wl-biff-state-indicator-on
 520               wl-modeline-biff-state-off wl-biff-state-indicator-off)))))
 521
 522 (defun wl-make-date-string ()
 523   (let ((system-time-locale "C"))
 524     (format-time-string "%a, %d %b %Y %T %z")))
 525
 526 (defalias 'wl-setup-folder 'wl-e21-setup-folder-toolbar)
 527
 528 (defalias 'wl-setup-summary 'wl-e21-setup-summary-toolbar)
 529
 530 (defun wl-message-define-keymap ()
 531   (let ((keymap (make-sparse-keymap)))
 532     (define-key keymap "D" 'wl-message-delete-current-part)
 533     (define-key keymap "l" 'wl-message-toggle-disp-summary)
 534     (define-key keymap "\C-c:d" 'wl-message-decrypt-pgp-nonmime)
 535     (define-key keymap "\C-c:v" 'wl-message-verify-pgp-nonmime)
 536     (define-key keymap [mouse-4] 'wl-message-wheel-down)
 537     (define-key keymap [mouse-5] 'wl-message-wheel-up)
 538     (define-key keymap [S-mouse-4] 'wl-message-wheel-down)
 539     (define-key keymap [S-mouse-5] 'wl-message-wheel-up)
 540     ;; Meadow2
 541     (define-key keymap [mouse-wheel1] 'wl-message-wheel-dispatcher)
 542     (define-key keymap [S-mouse-wheel1] 'wl-message-wheel-dispatcher)
 543     (set-keymap-parent wl-message-button-map keymap)
 544     (define-key wl-message-button-map
 545       [mouse-2] 'wl-message-button-dispatcher)
 546     keymap))
 547
 548 (defalias 'wl-setup-message 'wl-e21-setup-message-toolbar)
 549
 550 ;; Wheel handling for Meadow2
 551 (defun wl-message-wheel-dispatcher (event)
 552   (interactive "e")
 553   (if (< (nth 4 (nth 1 event)) 0)
 554       (wl-message-wheel-up event)
 555     (wl-message-wheel-down event)))
 556
 557 (defun wl-summary-wheel-dispatcher (event)
 558   (interactive "e")
 559   (if (< (nth 4 (nth 1 event)) 0)
 560       (if (memq 'shift (event-modifiers event))
 561           (wl-summary-down)
 562         (wl-summary-next))
 563     (if (memq 'shift (event-modifiers event))
 564         (wl-summary-up)
 565       (wl-summary-prev))))
 566
 567 (defun wl-message-wheel-up (event)
 568   (interactive "e")
 569   (if (string-match (regexp-quote wl-message-buffer-name)
 570                     (regexp-quote (buffer-name)))
 571       (wl-message-next-page)
 572     (let ((cur-buf (current-buffer))
 573           proceed)
 574       (save-selected-window
 575         (select-window (posn-window (event-start event)))
 576         (set-buffer cur-buf)
 577         (setq proceed (wl-message-next-page)))
 578       (if proceed
 579           (if (memq 'shift (event-modifiers event))
 580               (wl-summary-down t)
 581             (wl-summary-next t))))))
 582
 583 (defun wl-message-wheel-down (event)
 584   (interactive "e")
 585   (if (string-match (regexp-quote wl-message-buffer-name)
 586                     (regexp-quote (buffer-name)))
 587       (wl-message-prev-page)
 588     (let ((cur-buf (current-buffer))
 589           proceed)
 590       (save-selected-window
 591         (select-window (posn-window (event-start event)))
 592         (set-buffer cur-buf)
 593         (setq proceed (wl-message-prev-page)))
 594       (if proceed
 595           (if (memq 'shift (event-modifiers event))
 596               (wl-summary-up t)
 597             (wl-summary-prev t))))))
 598
 599 (defun wl-draft-overload-menubar ()
 600   (let ((keymap (current-local-map)))
 601     (define-key keymap [menu-bar mail send]
 602       '("Send Message" . wl-draft-send-and-exit))
 603     (define-key keymap [menu-bar mail send-stay]
 604       '("Send, Keep Editing" . wl-draft-send))
 605     (define-key-after (lookup-key keymap [menu-bar mail])
 606       [mail-sep-send] '("--")
 607       'send-stay)
 608     (define-key keymap [menu-bar mail cancel]
 609       '("Kill Current Draft" . wl-draft-kill))
 610     (define-key-after (lookup-key keymap [menu-bar mail])
 611       [save] '("Save Draft and Exit" . wl-draft-save-and-exit)
 612       'cancel)
 613     (define-key-after (lookup-key keymap [menu-bar mail])
 614       [mail-sep-exit] '("--")
 615       'save)
 616     (define-key-after (lookup-key keymap [menu-bar mail])
 617       [preview] '("Preview Message" . wl-draft-preview-message)
 618       'mail-sep-exit)
 619     (define-key keymap [menu-bar mail yank]
 620       '("Cite Message" . wl-draft-yank-original))
 621     (define-key keymap [menu-bar mail signature]
 622       '("Insert Signature" . insert-signature))
 623     (define-key keymap [menu-bar headers fcc]
 624       '("Fcc" . wl-draft-fcc))))
 625
 626 (defun wl-draft-mode-setup ()
 627   (require 'derived)
 628   (define-derived-mode wl-draft-mode mail-mode "Draft"
 629     "draft mode for Wanderlust derived from mail mode.
 630 See info under Wanderlust for full documentation.
 631
 632 Special commands:
 633 \\{wl-draft-mode-map}"))
 634
 635 (defun wl-draft-key-setup ()
 636   (define-key wl-draft-mode-map "\C-c\C-y" 'wl-draft-yank-original)
 637   (define-key wl-draft-mode-map "\C-c\C-s" 'wl-draft-send)
 638   (define-key wl-draft-mode-map "\C-c\C-c" 'wl-draft-send-and-exit)
 639   (define-key wl-draft-mode-map "\C-c\C-z" 'wl-draft-save-and-exit)
 640   (define-key wl-draft-mode-map "\C-c\C-k" 'wl-draft-kill)
 641   (define-key wl-draft-mode-map "\C-l" 'wl-draft-highlight-and-recenter)
 642   (define-key wl-draft-mode-map "\C-i" 'wl-complete-field-body-or-tab)
 643   (define-key wl-draft-mode-map "\C-c\C-r" 'wl-draft-caesar-region)
 644   (define-key wl-draft-mode-map "\M-t" 'wl-toggle-plugged)
 645   (define-key wl-draft-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 646   (define-key wl-draft-mode-map "\C-c\C-e" 'wl-draft-config-exec)
 647   (define-key wl-draft-mode-map "\C-c\C-j" 'wl-template-select)
 648   (define-key wl-draft-mode-map "\C-c\C-p" 'wl-draft-preview-message)
 649   (define-key wl-draft-mode-map "\C-c\C-a" 'wl-addrmgr)
 650 ;;  (define-key wl-draft-mode-map "\C-x\C-s" 'wl-draft-save)
 651   (define-key wl-draft-mode-map "\C-xk"    'wl-draft-mimic-kill-buffer)
 652   (define-key wl-draft-mode-map "\C-c\C-d" 'wl-draft-elide-region)
 653   (define-key wl-draft-mode-map "\C-a" 'wl-draft-beginning-of-line)
 654   (define-key wl-draft-mode-map "\M-p" 'wl-draft-previous-history-element)
 655   (define-key wl-draft-mode-map "\M-n" 'wl-draft-next-history-element))
 656
 657 (defun wl-draft-overload-functions ()
 658   (wl-mode-line-buffer-identification)
 659 ;;  (local-set-key "\C-c\C-s" 'wl-draft-send);; override
 660   (wl-e21-setup-draft-toolbar)
 661   (wl-draft-overload-menubar))
 662
 663 (defalias 'wl-defface 'defface)
 664
 665 (defun wl-read-event-char ()
 666   "Get the next event."
 667   (let ((event (read-event)))
 668     (cons (and (numberp event) event) event)))
 669
 670 (put 'wl-modeline-biff-state-on 'risky-local-variable t)
 671 (put 'wl-modeline-biff-state-off 'risky-local-variable t)
 672 (put 'wl-modeline-plug-state-on 'risky-local-variable t)
 673 (put 'wl-modeline-plug-state-off 'risky-local-variable t)
 674
 675 (require 'product)
 676 (product-provide (provide 'wl-e21) (require 'wl-version))
 677
 678 ;;; wl-e21.el ends here