src/messageview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkvbox.h>
  25 #include <gtk/gtkcontainer.h>
  26 #include <gtk/gtkeditable.h>
  27 #include <gtk/gtkwindow.h>
  28 #include <gtk/gtktext.h>
  29 #include <stdio.h>
  30 #include <ctype.h>
  31 #include <string.h>
  32
  33 #include "intl.h"
  34 #include "main.h"
  35 #include "messageview.h"
  36 #include "headerview.h"
  37 #include "summaryview.h"
  38 #include "textview.h"
  39 #include "imageview.h"
  40 #include "mimeview.h"
  41 #include "procmsg.h"
  42 #include "procheader.h"
  43 #include "procmime.h"
  44 #include "prefs_common.h"
  45 #include "gtkutils.h"
  46 #include "utils.h"
  47 #include "rfc2015.h"
  48 #include "about.h"
  49 #include "account.h"
  50 #include "alertpanel.h"
  51 #include "send.h"
  52 #include "pgptext.h"
  53 #include "menu.h"
  54 #include "stock_pixmap.h"
  55
  56 static void messageview_change_view_type(MessageView    *messageview,
  57                                          MessageType     type);
  58 static void messageview_destroy_cb      (GtkWidget      *widget,
  59                                          MessageView    *messageview);
  60 static void messageview_size_allocate_cb(GtkWidget      *widget,
  61                                          GtkAllocation  *allocation);
  62 static void key_pressed                 (GtkWidget      *widget,
  63                                          GdkEventKey    *event,
  64                                          MessageView    *messageview);
  65 static void focus_in                    (GtkWidget      *widget,
  66                                          GdkEventFocus  *event,
  67                                          gpointer        data);
  68
  69 static void return_receipt_show         (NoticeView     *noticeview,
  70                                          MsgInfo        *msginfo);
  71 static void return_receipt_send_clicked (NoticeView     *noticeview,
  72                                          MsgInfo        *msginfo);
  73
  74 static PrefsAccount *select_account_from_list
  75                                         (GList          *ac_list);
  76
  77 static void messageview_menubar_cb      (gpointer        data,
  78                                          guint           action,
  79                                          GtkWidget      *widget);
  80
  81 static void messageview_close_cb        (gpointer        data,
  82                                          guint           action,
  83                                          GtkWidget      *widget);
  84 static GList *msgview_list = NULL;
  85
  86 MessageView *messageview_create(MainWindow *mainwin)
  87 {
  88         MessageView *messageview;
  89         GtkWidget *vbox;
  90         HeaderView *headerview;
  91         TextView *textview;
  92         ImageView *imageview;
  93         MimeView *mimeview;
  94         NoticeView *noticeview;
  95
  96         debug_print("Creating message view...\n");
  97         messageview = g_new0(MessageView, 1);
  98
  99         messageview->type = MVIEW_TEXT;
 100
 101         headerview = headerview_create();
 102
 103         noticeview = noticeview_create(mainwin);
 104
 105         textview = textview_create();
 106         textview->messageview = messageview;
 107
 108         imageview = imageview_create();
 109         imageview->messageview = messageview;
 110
 111         mimeview = mimeview_create();
 112         mimeview->textview = textview_create();
 113         mimeview->textview->messageview = messageview;
 114         mimeview->imageview = imageview;
 115         mimeview->messageview = messageview;
 116
 117         vbox = gtk_vbox_new(FALSE, 0);
 118         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
 119                            FALSE, FALSE, 0);
 120         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
 121                            FALSE, FALSE, 0);
 122         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(textview),
 123                            TRUE, TRUE, 0);
 124
 125         /* to remove without destroyed */
 126         gtk_widget_ref(GTK_WIDGET_PTR(textview));
 127         gtk_widget_ref(GTK_WIDGET_PTR(imageview));
 128         gtk_widget_ref(GTK_WIDGET_PTR(mimeview));
 129         gtk_widget_ref(GTK_WIDGET_PTR(mimeview->textview));
 130
 131         messageview->vbox       = vbox;
 132         messageview->new_window = FALSE;
 133         messageview->window     = NULL;
 134         messageview->headerview = headerview;
 135         messageview->textview   = textview;
 136         messageview->imageview  = imageview;
 137         messageview->mimeview   = mimeview;
 138         messageview->noticeview = noticeview;
 139         messageview->mainwin    = mainwin;
 140
 141         return messageview;
 142 }
 143
 144 static GtkItemFactoryEntry messageview_entries[] =
 145 {
 146         {N_("/_File"),                          NULL, NULL, 0, "<Branch>"},
 147         {N_("/_File/---"),                      NULL, NULL, 0, "<Separator>"},
 148         {N_("/_File/_Close"),                   "<control>W", messageview_close_cb, 0, NULL},
 149
 150         {N_("/_Message"),                       NULL, NULL, 0, "<Branch>"},
 151         {N_("/_Message/_Reply"),                "<control>R",   messageview_menubar_cb, COMPOSE_REPLY, NULL},
 152         {N_("/_Message/Repl_y to"),             NULL, NULL, 0, "<Branch>"},
 153         {N_("/_Message/Repl_y to/_all"),        "<shift><control>R", messageview_menubar_cb, COMPOSE_REPLY_TO_ALL, NULL},
 154         {N_("/_Message/Repl_y to/_sender"),     NULL, messageview_menubar_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 155         {N_("/_Message/Repl_y to/mailing _list"),
 156                                                 "<control>L", messageview_menubar_cb, COMPOSE_REPLY_TO_LIST, NULL},
 157         {N_("/_Message/Follow-up and reply to"),NULL, messageview_menubar_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 158         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 159         {N_("/_Message/_Delete"),               "<control>D", delete_msgview_cb,  0, NULL},
 160
 161         {N_("/_Help"),                          NULL, NULL, 0, "<Branch>"},
 162         {N_("/_Help/_About"),                   NULL, about_show, 0, NULL}
 163 };
 164
 165
 166 GList *messageview_get_msgview_list(void)
 167 {
 168         return msgview_list;
 169 }
 170
 171 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window)
 172 {
 173         GtkWidget *handlebox;
 174         GtkWidget *vbox;
 175         GtkWidget *menubar;
 176         guint n_menu_entries;
 177
 178         vbox = gtk_vbox_new(FALSE, 0);
 179         gtk_widget_show(vbox);
 180         gtk_container_add(GTK_CONTAINER(window), vbox);
 181
 182         n_menu_entries = sizeof(messageview_entries) / sizeof(messageview_entries[0]);
 183         menubar = menubar_create(window, messageview_entries,
 184                                  n_menu_entries, "<MessageView>", msgview);
 185         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
 186
 187         handlebox = gtk_handle_box_new();
 188         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
 189         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
 190                                           (gpointer)msgview);
 191         msgview->handlebox = handlebox;
 192         msgview->menubar   = menubar;
 193
 194         gtk_container_add(GTK_CONTAINER(vbox),
 195                           GTK_WIDGET_PTR(msgview));
 196 }
 197
 198 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
 199 {
 200         GtkWidget *window;
 201         MessageView *msgview;
 202
 203         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 204         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
 205         gtk_window_set_wmclass(GTK_WINDOW(window), "message_view", "Sylpheed");
 206         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
 207         gtk_widget_set_usize(window, prefs_common.msgwin_width,
 208                              prefs_common.msgwin_height);
 209
 210         msgview = messageview_create(mainwin);
 211
 212         gtk_signal_connect(GTK_OBJECT(window), "size_allocate",
 213                            GTK_SIGNAL_FUNC(messageview_size_allocate_cb),
 214                            msgview);
 215         gtk_signal_connect(GTK_OBJECT(window), "destroy",
 216                            GTK_SIGNAL_FUNC(messageview_destroy_cb), msgview);
 217         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
 218                            GTK_SIGNAL_FUNC(key_pressed), msgview);
 219         gtk_signal_connect(GTK_OBJECT(window), "focus_in_event",
 220                            GTK_SIGNAL_FUNC(focus_in), msgview);
 221
 222         messageview_add_toolbar(msgview, window);
 223
 224         gtk_widget_grab_focus(msgview->textview->text);
 225         gtk_widget_show_all(window);
 226
 227         msgview->new_window = TRUE;
 228         msgview->window = window;
 229         msgview->visible = TRUE;
 230
 231         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox,
 232                           prefs_common.toolbar_style);
 233         messageview_init(msgview);
 234         msgview_list = g_list_append(msgview_list, msgview);
 235
 236         return msgview;
 237 }
 238
 239 void messageview_init(MessageView *messageview)
 240 {
 241         headerview_init(messageview->headerview);
 242         textview_init(messageview->textview);
 243         imageview_init(messageview->imageview);
 244         mimeview_init(messageview->mimeview);
 245         /*messageview_set_font(messageview);*/
 246
 247         noticeview_hide(messageview->noticeview);
 248 }
 249
 250 static void notification_convert_header(gchar *dest, gint len,
 251                                         const gchar *src_,
 252                                         gint header_len)
 253 {
 254         char *src;
 255
 256         g_return_if_fail(src_ != NULL);
 257         g_return_if_fail(dest != NULL);
 258
 259         if (len < 1) return;
 260
 261         Xstrndup_a(src, src_, len, return);
 262
 263         remove_return(src);
 264
 265         if (is_ascii_str(src)) {
 266                 strncpy2(dest, src, len);
 267                 dest[len - 1] = '\0';
 268                 return;
 269         } else
 270                 conv_encode_header(dest, len, src, header_len);
 271 }
 272
 273 static gint disposition_notification_queue(PrefsAccount * account,
 274                                            gchar * to, const gchar *file)
 275 {
 276         FolderItem *queue;
 277         gchar *tmp;
 278         FILE *fp, *src_fp;
 279         gchar buf[BUFFSIZE];
 280         gint num;
 281
 282         debug_print("queueing message...\n");
 283         g_return_val_if_fail(account != NULL, -1);
 284
 285         tmp = g_strdup_printf("%s%cqueue.%d", g_get_tmp_dir(),
 286                               G_DIR_SEPARATOR, (gint)file);
 287         if ((fp = fopen(tmp, "wb")) == NULL) {
 288                 FILE_OP_ERROR(tmp, "fopen");
 289                 g_free(tmp);
 290                 return -1;
 291         }
 292         if ((src_fp = fopen(file, "rb")) == NULL) {
 293                 FILE_OP_ERROR(file, "fopen");
 294                 fclose(fp);
 295                 unlink(tmp);
 296                 g_free(tmp);
 297                 return -1;
 298         }
 299         if (change_file_mode_rw(fp, tmp) < 0) {
 300                 FILE_OP_ERROR(tmp, "chmod");
 301                 g_warning("can't change file mode\n");
 302         }
 303
 304         /* queueing variables */
 305         fprintf(fp, "AF:\n");
 306         fprintf(fp, "NF:0\n");
 307         fprintf(fp, "PS:10\n");
 308         fprintf(fp, "SRH:1\n");
 309         fprintf(fp, "SFN:\n");
 310         fprintf(fp, "DSR:\n");
 311         fprintf(fp, "MID:\n");
 312         fprintf(fp, "CFG:\n");
 313         fprintf(fp, "PT:0\n");
 314         fprintf(fp, "S:%s\n", account->address);
 315         fprintf(fp, "RQ:\n");
 316         if (account->smtp_server)
 317                 fprintf(fp, "SSV:%s\n", account->smtp_server);
 318         else
 319                 fprintf(fp, "SSV:\n");
 320         if (account->nntp_server)
 321                 fprintf(fp, "NSV:%s\n", account->nntp_server);
 322         else
 323                 fprintf(fp, "NSV:\n");
 324         fprintf(fp, "SSH:\n");
 325         fprintf(fp, "R:<%s>", to);
 326         fprintf(fp, "\n");
 327         fprintf(fp, "\n");
 328
 329         while (fgets(buf, sizeof(buf), src_fp) != NULL) {
 330                 if (fputs(buf, fp) == EOF) {
 331                         FILE_OP_ERROR(tmp, "fputs");
 332                         fclose(fp);
 333                         fclose(src_fp);
 334                         unlink(tmp);
 335                         g_free(tmp);
 336                         return -1;
 337                 }
 338         }
 339
 340         fclose(src_fp);
 341         if (fclose(fp) == EOF) {
 342                 FILE_OP_ERROR(tmp, "fclose");
 343                 unlink(tmp);
 344                 g_free(tmp);
 345                 return -1;
 346         }
 347
 348         queue = folder_get_default_queue();
 349         if ((num = folder_item_add_msg(queue, tmp, TRUE)) < 0) {
 350                 g_warning("can't queue the message\n");
 351                 unlink(tmp);
 352                 g_free(tmp);
 353                 return -1;
 354         }
 355         g_free(tmp);
 356
 357         folder_update_item(queue, TRUE);
 358
 359         return 0;
 360 }
 361
 362 static gint disposition_notification_send(MsgInfo *msginfo)
 363 {
 364         gchar buf[BUFFSIZE];
 365         gchar tmp[MAXPATHLEN + 1];
 366         FILE *fp;
 367         GSList *to_list;
 368         GList *ac_list;
 369         PrefsAccount *account;
 370         gint ok;
 371         gchar *to;
 372
 373         if ((!msginfo->returnreceiptto) &&
 374             (!msginfo->dispositionnotificationto))
 375                 return -1;
 376
 377         /* RFC2298: Test for Return-Path */
 378         if (msginfo->dispositionnotificationto)
 379                 to = msginfo->dispositionnotificationto;
 380         else
 381                 to = msginfo->returnreceiptto;
 382
 383         ok = get_header_from_msginfo(msginfo, buf, sizeof(buf),
 384                                 "Return-Path:");
 385         if (ok == 0) {
 386                 gchar *to_addr = g_strdup(to);
 387                 extract_address(to_addr);
 388                 extract_address(buf);
 389                 ok = strcmp(to_addr, buf);
 390                 g_free(to_addr);
 391         } else {
 392                 strncpy(buf, _("<No Return-Path found>"),
 393                                 sizeof(buf));
 394         }
 395
 396         if (ok != 0) {
 397                 AlertValue val;
 398                 gchar *message;
 399                 message = g_strdup_printf(
 400                                  _("The notification address to which the "
 401                                    "return receipt is to be sent\n"
 402                                    "does not correspond to the return path:\n"
 403                                    "Notification address: %s\n"
 404                                    "Return path: %s\n"
 405                                    "It is advised to not to send the return "
 406                                    "receipt."), to, buf);
 407                 val = alertpanel(_("Warning"), message, _("Send"),
 408                                 _("+Don't Send"), NULL);
 409                 if (val != G_ALERTDEFAULT)
 410                         return -1;
 411         }
 412
 413         ac_list = account_find_all_from_address(NULL, msginfo->to);
 414         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
 415
 416         if (ac_list == NULL) {
 417                 alertpanel_error(_("This message is asking for a return "
 418                                    "receipt notification\n"
 419                                    "but according to its 'To:' and 'CC:' "
 420                                    "headers it was not\nofficially addressed "
 421                                    "to you.\n"
 422                                    "Receipt notification cancelled."));
 423                 return -1;
 424         }
 425
 426         if (g_list_length(ac_list) > 1)
 427                 account = select_account_from_list(ac_list);
 428         else
 429                 account = (PrefsAccount *) ac_list->data;
 430         g_list_free(ac_list);
 431
 432         if (account == NULL)
 433                 return -1;
 434
 435         /* write to temporary file */
 436         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
 437                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
 438
 439         if ((fp = fopen(tmp, "wb")) == NULL) {
 440                 FILE_OP_ERROR(tmp, "fopen");
 441                 return -1;
 442         }
 443
 444         /* chmod for security */
 445         if (change_file_mode_rw(fp, tmp) < 0) {
 446                 FILE_OP_ERROR(tmp, "chmod");
 447                 g_warning("can't change file mode\n");
 448         }
 449
 450         /* Date */
 451         get_rfc822_date(buf, sizeof(buf));
 452         fprintf(fp, "Date: %s\n", buf);
 453
 454         /* From */
 455         if (account->name && *account->name) {
 456                 notification_convert_header
 457                         (buf, sizeof(buf), account->name,
 458                          strlen("From: "));
 459                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
 460         } else
 461                 fprintf(fp, "From: %s\n", account->address);
 462
 463         fprintf(fp, "To: %s\n", to);
 464
 465         /* Subject */
 466         notification_convert_header(buf, sizeof(buf), msginfo->subject,
 467                                     strlen("Subject: "));
 468         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
 469
 470         if (fclose(fp) == EOF) {
 471                 FILE_OP_ERROR(tmp, "fclose");
 472                 unlink(tmp);
 473                 return -1;
 474         }
 475
 476         to_list = address_list_append(NULL, to);
 477         ok = send_message(tmp, account, to_list);
 478
 479         if (ok < 0) {
 480                 if (prefs_common.queue_msg) {
 481                         AlertValue val;
 482
 483                         val = alertpanel
 484                                 (_("Queueing"),
 485                                  _("Error occurred while sending the notification.\n"
 486                                    "Put this notification into queue folder?"),
 487                                  _("OK"), _("Cancel"), NULL);
 488                         if (G_ALERTDEFAULT == val) {
 489                                 ok = disposition_notification_queue(account, to, tmp);
 490                                 if (ok < 0)
 491                                         alertpanel_error(_("Can't queue the notification."));
 492                         }
 493                 } else
 494                         alertpanel_error(_("Error occurred while sending the notification."));
 495         }
 496
 497         if (unlink(tmp) < 0) FILE_OP_ERROR(tmp, "unlink");
 498
 499         return ok;
 500 }
 501
 502 void messageview_show(MessageView *messageview, MsgInfo *msginfo,
 503                       gboolean all_headers)
 504 {
 505         FILE *fp;
 506         gchar *file;
 507         MimeInfo *mimeinfo;
 508         MsgInfo *tmpmsginfo;
 509
 510         g_return_if_fail(msginfo != NULL);
 511         messageview->msginfo = msginfo;
 512
 513 #if USE_GPGME
 514         if ((fp = procmsg_open_message_decrypted(msginfo, &mimeinfo)) == NULL)
 515                 return;
 516 #else /* !USE_GPGME */
 517         if ((fp = procmsg_open_message(msginfo)) == NULL) return;
 518         mimeinfo = procmime_scan_mime_header(fp);
 519 #endif /* USE_GPGME */
 520         fclose(fp);
 521         if (!mimeinfo) return;
 522
 523         file = procmsg_get_message_file_path(msginfo);
 524         if (!file) {
 525                 g_warning("can't get message file path.\n");
 526                 procmime_mimeinfo_free_all(mimeinfo);
 527                 return;
 528         }
 529
 530         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 531
 532         headerview_show(messageview->headerview, tmpmsginfo);
 533         procmsg_msginfo_free(tmpmsginfo);
 534
 535         messageview->all_headers = all_headers;
 536         textview_set_all_headers(messageview->textview, all_headers);
 537         textview_set_all_headers(messageview->mimeview->textview, all_headers);
 538
 539         if (mimeinfo->mime_type != MIME_TEXT &&
 540             mimeinfo->mime_type != MIME_TEXT_HTML) {
 541                 messageview_change_view_type(messageview, MVIEW_MIME);
 542                 mimeview_show_message(messageview->mimeview, mimeinfo, file);
 543         } else {
 544                 messageview_change_view_type(messageview, MVIEW_TEXT);
 545                 textview_show_message(messageview->textview, mimeinfo, file);
 546                 procmime_mimeinfo_free_all(mimeinfo);
 547         }
 548
 549         if (MSG_IS_RETRCPT_PENDING(msginfo->flags))
 550                 return_receipt_show(messageview->noticeview, msginfo);
 551         else
 552                 noticeview_hide(messageview->noticeview);
 553
 554         g_free(file);
 555 }
 556
 557 static void messageview_change_view_type(MessageView *messageview,
 558                                          MessageType type)
 559 {
 560         TextView *textview = messageview->textview;
 561         MimeView *mimeview = messageview->mimeview;
 562
 563         if (messageview->type == type) return;
 564
 565         if (type == MVIEW_MIME) {
 566                 gtkut_container_remove
 567                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 568                          GTK_WIDGET_PTR(textview));
 569                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 570                                    GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
 571                 gtk_container_add(GTK_CONTAINER(mimeview->vbox),
 572                                   GTK_WIDGET_PTR(textview));
 573         } else if (type == MVIEW_TEXT) {
 574                 gtkut_container_remove
 575                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 576                          GTK_WIDGET_PTR(mimeview));
 577
 578                 if (mimeview->vbox == GTK_WIDGET_PTR(textview)->parent)
 579                         gtkut_container_remove(GTK_CONTAINER(mimeview->vbox),
 580                                                GTK_WIDGET_PTR(textview));
 581
 582                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 583                                    GTK_WIDGET_PTR(textview), TRUE, TRUE, 0);
 584         } else
 585                 return;
 586
 587         messageview->type = type;
 588 }
 589
 590 void messageview_reflect_prefs_pixmap_theme(void)
 591 {
 592         GList *cur;
 593         MessageView *msgview;
 594
 595         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 596                 msgview = (MessageView*)cur->data;
 597                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
 598         }
 599 }
 600
 601 void messageview_clear(MessageView *messageview)
 602 {
 603         messageview_change_view_type(messageview, MVIEW_TEXT);
 604         headerview_clear(messageview->headerview);
 605         textview_clear(messageview->textview);
 606         imageview_clear(messageview->imageview);
 607         noticeview_hide(messageview->noticeview);
 608 }
 609
 610 void messageview_destroy(MessageView *messageview)
 611 {
 612         GtkWidget *textview  = GTK_WIDGET_PTR(messageview->textview);
 613         GtkWidget *imageview = GTK_WIDGET_PTR(messageview->imageview);
 614         GtkWidget *mimeview  = GTK_WIDGET_PTR(messageview->mimeview);
 615
 616         debug_print("destroy messageview\n");
 617         headerview_destroy(messageview->headerview);
 618         textview_destroy(messageview->textview);
 619         imageview_destroy(messageview->imageview);
 620         mimeview_destroy(messageview->mimeview);
 621         noticeview_destroy(messageview->noticeview);
 622
 623         toolbar_clear_list(TOOLBAR_MSGVIEW);
 624         if (messageview->toolbar) {
 625                 toolbar_destroy(messageview->toolbar);
 626                 g_free(messageview->toolbar);
 627         }
 628
 629         msgview_list = g_list_remove(msgview_list, messageview);
 630
 631         g_free(messageview);
 632
 633         gtk_widget_unref(textview);
 634         gtk_widget_unref(imageview);
 635         gtk_widget_unref(mimeview);
 636 }
 637
 638 void messageview_quote_color_set(void)
 639 {
 640 }
 641
 642 void messageview_set_font(MessageView *messageview)
 643 {
 644         textview_set_font(messageview->textview, NULL);
 645 }
 646
 647 TextView *messageview_get_current_textview(MessageView *messageview)
 648 {
 649         TextView *text = NULL;
 650
 651         if (messageview->type == MVIEW_TEXT)
 652                 text = messageview->textview;
 653         else if (messageview->type == MVIEW_MIME) {
 654                 if (gtk_notebook_get_current_page
 655                         (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 0)
 656                         text = messageview->textview;
 657                 else if (messageview->mimeview->type == MIMEVIEW_TEXT)
 658                         text = messageview->mimeview->textview;
 659         }
 660
 661         return text;
 662 }
 663
 664 void messageview_copy_clipboard(MessageView *messageview)
 665 {
 666         TextView *text;
 667
 668         text = messageview_get_current_textview(messageview);
 669         if (text)
 670                 gtk_editable_copy_clipboard(GTK_EDITABLE(text->text));
 671 }
 672
 673 void messageview_select_all(MessageView *messageview)
 674 {
 675         TextView *text;
 676
 677         text = messageview_get_current_textview(messageview);
 678         if (text)
 679                 gtk_editable_select_region(GTK_EDITABLE(text->text), 0, -1);
 680 }
 681
 682 void messageview_set_position(MessageView *messageview, gint pos)
 683 {
 684         textview_set_position(messageview->textview, pos);
 685 }
 686
 687 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
 688                                    gboolean case_sens)
 689 {
 690         return textview_search_string(messageview->textview, str, case_sens);
 691         return FALSE;
 692 }
 693
 694 gboolean messageview_search_string_backward(MessageView *messageview,
 695                                             const gchar *str,
 696                                             gboolean case_sens)
 697 {
 698         return textview_search_string_backward(messageview->textview,
 699                                                str, case_sens);
 700         return FALSE;
 701 }
 702
 703 gboolean messageview_is_visible(MessageView *messageview)
 704 {
 705         return messageview->visible;
 706 }
 707
 708 static void messageview_destroy_cb(GtkWidget *widget, MessageView *messageview)
 709 {
 710         messageview_destroy(messageview);
 711 }
 712
 713 static void messageview_size_allocate_cb(GtkWidget *widget,
 714                                          GtkAllocation *allocation)
 715 {
 716         g_return_if_fail(allocation != NULL);
 717
 718         prefs_common.msgwin_width  = allocation->width;
 719         prefs_common.msgwin_height = allocation->height;
 720 }
 721
 722 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 723                         MessageView *messageview)
 724 {
 725         if (event && event->keyval == GDK_Escape && messageview->window)
 726                 gtk_widget_destroy(messageview->window);
 727 }
 728
 729 static void focus_in(GtkWidget *widget, GdkEventFocus *event,
 730                      gpointer data)
 731 {
 732         MessageView *msgview = (MessageView*)data;
 733
 734         summary_select_by_msgnum(msgview->mainwin->summaryview,
 735                                  msgview->msginfo->msgnum);
 736 }
 737
 738 void messageview_toggle_view_real(MessageView *messageview)
 739 {
 740         MainWindow *mainwin = messageview->mainwin;
 741         union CompositeWin *cwin = &mainwin->win;
 742         GtkWidget *vpaned = NULL;
 743         GtkWidget *container = NULL;
 744         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
 745
 746         switch (mainwin->type) {
 747         case SEPARATE_NONE:
 748                 vpaned = cwin->sep_none.vpaned;
 749                 container = cwin->sep_none.hpaned;
 750                 break;
 751         case SEPARATE_FOLDER:
 752                 vpaned = cwin->sep_folder.vpaned;
 753                 container = mainwin->vbox_body;
 754                 break;
 755         case SEPARATE_MESSAGE:
 756         case SEPARATE_BOTH:
 757                 return;
 758         }
 759
 760         if (vpaned->parent != NULL) {
 761                 gtk_widget_ref(vpaned);
 762                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
 763                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
 764                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
 765                 gtk_widget_grab_focus(GTK_WIDGET(messageview->textview->text));
 766         } else {
 767                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
 768                 gtk_container_add(GTK_CONTAINER(container), vpaned);
 769                 gtk_widget_unref(vpaned);
 770                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
 771                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
 772         }
 773 }
 774
 775 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
 776 {
 777         noticeview_set_text(noticeview, _("This messages asks for a return receipt."));
 778         noticeview_set_button_text(noticeview, _("Send receipt"));
 779         noticeview_set_button_press_callback(noticeview,
 780                                              GTK_SIGNAL_FUNC(return_receipt_send_clicked),
 781                                              (gpointer) msginfo);
 782         noticeview_show(noticeview);
 783 }
 784
 785 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
 786 {
 787         MsgInfo *tmpmsginfo;
 788         gchar *file;
 789
 790         file = procmsg_get_message_file_path(msginfo);
 791         if (!file) {
 792                 g_warning("can't get message file path.\n");
 793                 return;
 794         }
 795
 796         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 797         tmpmsginfo->folder = msginfo->folder;
 798         tmpmsginfo->msgnum = msginfo->msgnum;
 799
 800         if (disposition_notification_send(tmpmsginfo) >= 0) {
 801                 procmsg_msginfo_unset_flags(msginfo, MSG_RETRCPT_PENDING, 0);
 802                 noticeview_hide(noticeview);
 803         }
 804
 805         procmsg_msginfo_free(tmpmsginfo);
 806         g_free(file);
 807 }
 808
 809 static void select_account_cb(GtkWidget *w, gpointer data)
 810 {
 811         *(gint*)data = GPOINTER_TO_INT(gtk_object_get_user_data(GTK_OBJECT(w)));
 812 }
 813
 814 static PrefsAccount *select_account_from_list(GList *ac_list)
 815 {
 816         GtkWidget *optmenu;
 817         GtkWidget *menu;
 818         gint account_id;
 819
 820         g_return_val_if_fail(ac_list != NULL, NULL);
 821         g_return_val_if_fail(ac_list->data != NULL, NULL);
 822
 823         optmenu = gtk_option_menu_new();
 824         menu = gtkut_account_menu_new(ac_list, select_account_cb, &account_id);
 825         if (!menu)
 826                 return NULL;
 827         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
 828         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
 829         account_id = ((PrefsAccount *) ac_list->data)->account_id;
 830         if (alertpanel_with_widget(
 831                                 _("Return Receipt Notification"),
 832                                 _("The message was sent to several of your "
 833                                   "accounts.\n"
 834                                   "Please choose which account do you want to "
 835                                   "use for sending the receipt notification:"),
 836                                 _("Send Notification"), _("+Cancel"), NULL,
 837                                 optmenu) != G_ALERTDEFAULT)
 838                 return NULL;
 839         return account_find_from_id(account_id);
 840 }
 841
 842 static void messageview_menubar_cb(gpointer data, guint action, GtkWidget *widget)
 843 {
 844         MessageView *msgview = (MessageView*)data;
 845         MainWindow *mainwin = (MainWindow*)msgview->mainwin;
 846
 847         g_return_if_fail(mainwin != NULL);
 848         reply_cb(mainwin, action, widget);
 849 }
 850
 851 static void messageview_close_cb(gpointer data, guint action, GtkWidget *widget)
 852 {
 853         MessageView *messageview = (MessageView *)data;
 854
 855         gtk_widget_destroy(messageview->window);
 856 }