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         return 0;
 358 }
 359
 360 static gint disposition_notification_send(MsgInfo *msginfo)
 361 {
 362         gchar buf[BUFFSIZE];
 363         gchar tmp[MAXPATHLEN + 1];
 364         FILE *fp;
 365         GSList *to_list;
 366         GList *ac_list;
 367         PrefsAccount *account;
 368         gint ok;
 369         gchar *to;
 370
 371         if ((!msginfo->returnreceiptto) &&
 372             (!msginfo->dispositionnotificationto))
 373                 return -1;
 374
 375         /* RFC2298: Test for Return-Path */
 376         if (msginfo->dispositionnotificationto)
 377                 to = msginfo->dispositionnotificationto;
 378         else
 379                 to = msginfo->returnreceiptto;
 380
 381         ok = get_header_from_msginfo(msginfo, buf, sizeof(buf),
 382                                 "Return-Path:");
 383         if (ok == 0) {
 384                 gchar *to_addr = g_strdup(to);
 385                 extract_address(to_addr);
 386                 extract_address(buf);
 387                 ok = strcmp(to_addr, buf);
 388                 g_free(to_addr);
 389         } else {
 390                 strncpy(buf, _("<No Return-Path found>"),
 391                                 sizeof(buf));
 392         }
 393
 394         if (ok != 0) {
 395                 AlertValue val;
 396                 gchar *message;
 397                 message = g_strdup_printf(
 398                                  _("The notification address to which the "
 399                                    "return receipt is to be sent\n"
 400                                    "does not correspond to the return path:\n"
 401                                    "Notification address: %s\n"
 402                                    "Return path: %s\n"
 403                                    "It is advised to not to send the return "
 404                                    "receipt."), to, buf);
 405                 val = alertpanel(_("Warning"), message, _("Send"),
 406                                 _("+Don't Send"), NULL);
 407                 if (val != G_ALERTDEFAULT)
 408                         return -1;
 409         }
 410
 411         ac_list = account_find_all_from_address(NULL, msginfo->to);
 412         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
 413
 414         if (ac_list == NULL) {
 415                 alertpanel_error(_("This message is asking for a return "
 416                                    "receipt notification\n"
 417                                    "but according to its 'To:' and 'CC:' "
 418                                    "headers it was not\nofficially addressed "
 419                                    "to you.\n"
 420                                    "Receipt notification cancelled."));
 421                 return -1;
 422         }
 423
 424         if (g_list_length(ac_list) > 1)
 425                 account = select_account_from_list(ac_list);
 426         else
 427                 account = (PrefsAccount *) ac_list->data;
 428         g_list_free(ac_list);
 429
 430         if (account == NULL)
 431                 return -1;
 432
 433         /* write to temporary file */
 434         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
 435                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
 436
 437         if ((fp = fopen(tmp, "wb")) == NULL) {
 438                 FILE_OP_ERROR(tmp, "fopen");
 439                 return -1;
 440         }
 441
 442         /* chmod for security */
 443         if (change_file_mode_rw(fp, tmp) < 0) {
 444                 FILE_OP_ERROR(tmp, "chmod");
 445                 g_warning("can't change file mode\n");
 446         }
 447
 448         /* Date */
 449         get_rfc822_date(buf, sizeof(buf));
 450         fprintf(fp, "Date: %s\n", buf);
 451
 452         /* From */
 453         if (account->name && *account->name) {
 454                 notification_convert_header
 455                         (buf, sizeof(buf), account->name,
 456                          strlen("From: "));
 457                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
 458         } else
 459                 fprintf(fp, "From: %s\n", account->address);
 460
 461         fprintf(fp, "To: %s\n", to);
 462
 463         /* Subject */
 464         notification_convert_header(buf, sizeof(buf), msginfo->subject,
 465                                     strlen("Subject: "));
 466         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
 467
 468         if (fclose(fp) == EOF) {
 469                 FILE_OP_ERROR(tmp, "fclose");
 470                 unlink(tmp);
 471                 return -1;
 472         }
 473
 474         to_list = address_list_append(NULL, to);
 475         ok = send_message(tmp, account, to_list);
 476
 477         if (ok < 0) {
 478                 if (prefs_common.queue_msg) {
 479                         AlertValue val;
 480
 481                         val = alertpanel
 482                                 (_("Queueing"),
 483                                  _("Error occurred while sending the notification.\n"
 484                                    "Put this notification into queue folder?"),
 485                                  _("OK"), _("Cancel"), NULL);
 486                         if (G_ALERTDEFAULT == val) {
 487                                 ok = disposition_notification_queue(account, to, tmp);
 488                                 if (ok < 0)
 489                                         alertpanel_error(_("Can't queue the notification."));
 490                         }
 491                 } else
 492                         alertpanel_error(_("Error occurred while sending the notification."));
 493         }
 494
 495         if (unlink(tmp) < 0) FILE_OP_ERROR(tmp, "unlink");
 496
 497         return ok;
 498 }
 499
 500 void messageview_show(MessageView *messageview, MsgInfo *msginfo,
 501                       gboolean all_headers)
 502 {
 503         FILE *fp;
 504         gchar *file;
 505         MimeInfo *mimeinfo;
 506         MsgInfo *tmpmsginfo;
 507
 508         g_return_if_fail(msginfo != NULL);
 509         messageview->msginfo = msginfo;
 510
 511 #if USE_GPGME
 512         if ((fp = procmsg_open_message_decrypted(msginfo, &mimeinfo)) == NULL)
 513                 return;
 514 #else /* !USE_GPGME */
 515         if ((fp = procmsg_open_message(msginfo)) == NULL) return;
 516         mimeinfo = procmime_scan_mime_header(fp);
 517 #endif /* USE_GPGME */
 518         fclose(fp);
 519         if (!mimeinfo) return;
 520
 521         file = procmsg_get_message_file_path(msginfo);
 522         if (!file) {
 523                 g_warning("can't get message file path.\n");
 524                 procmime_mimeinfo_free_all(mimeinfo);
 525                 return;
 526         }
 527
 528         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 529
 530         headerview_show(messageview->headerview, tmpmsginfo);
 531         procmsg_msginfo_free(tmpmsginfo);
 532
 533         messageview->all_headers = all_headers;
 534         textview_set_all_headers(messageview->textview, all_headers);
 535         textview_set_all_headers(messageview->mimeview->textview, all_headers);
 536
 537         if (mimeinfo->mime_type != MIME_TEXT &&
 538             mimeinfo->mime_type != MIME_TEXT_HTML) {
 539                 messageview_change_view_type(messageview, MVIEW_MIME);
 540                 mimeview_show_message(messageview->mimeview, mimeinfo, file);
 541         } else {
 542                 messageview_change_view_type(messageview, MVIEW_TEXT);
 543                 textview_show_message(messageview->textview, mimeinfo, file);
 544                 procmime_mimeinfo_free_all(mimeinfo);
 545         }
 546
 547         if (MSG_IS_RETRCPT_PENDING(msginfo->flags))
 548                 return_receipt_show(messageview->noticeview, msginfo);
 549         else
 550                 noticeview_hide(messageview->noticeview);
 551
 552         g_free(file);
 553 }
 554
 555 static void messageview_change_view_type(MessageView *messageview,
 556                                          MessageType type)
 557 {
 558         TextView *textview = messageview->textview;
 559         MimeView *mimeview = messageview->mimeview;
 560
 561         if (messageview->type == type) return;
 562
 563         if (type == MVIEW_MIME) {
 564                 gtkut_container_remove
 565                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 566                          GTK_WIDGET_PTR(textview));
 567                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 568                                    GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
 569                 gtk_container_add(GTK_CONTAINER(mimeview->vbox),
 570                                   GTK_WIDGET_PTR(textview));
 571         } else if (type == MVIEW_TEXT) {
 572                 gtkut_container_remove
 573                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 574                          GTK_WIDGET_PTR(mimeview));
 575
 576                 if (mimeview->vbox == GTK_WIDGET_PTR(textview)->parent)
 577                         gtkut_container_remove(GTK_CONTAINER(mimeview->vbox),
 578                                                GTK_WIDGET_PTR(textview));
 579
 580                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 581                                    GTK_WIDGET_PTR(textview), TRUE, TRUE, 0);
 582         } else
 583                 return;
 584
 585         messageview->type = type;
 586 }
 587
 588 void messageview_reflect_prefs_pixmap_theme(void)
 589 {
 590         GList *cur;
 591         MessageView *msgview;
 592
 593         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 594                 msgview = (MessageView*)cur->data;
 595                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
 596         }
 597 }
 598
 599 void messageview_clear(MessageView *messageview)
 600 {
 601         messageview_change_view_type(messageview, MVIEW_TEXT);
 602         headerview_clear(messageview->headerview);
 603         textview_clear(messageview->textview);
 604         imageview_clear(messageview->imageview);
 605         noticeview_hide(messageview->noticeview);
 606 }
 607
 608 void messageview_destroy(MessageView *messageview)
 609 {
 610         GtkWidget *textview  = GTK_WIDGET_PTR(messageview->textview);
 611         GtkWidget *imageview = GTK_WIDGET_PTR(messageview->imageview);
 612         GtkWidget *mimeview  = GTK_WIDGET_PTR(messageview->mimeview);
 613
 614         debug_print("destroy messageview\n");
 615         headerview_destroy(messageview->headerview);
 616         textview_destroy(messageview->textview);
 617         imageview_destroy(messageview->imageview);
 618         mimeview_destroy(messageview->mimeview);
 619         noticeview_destroy(messageview->noticeview);
 620
 621         toolbar_clear_list(TOOLBAR_MSGVIEW);
 622         if (messageview->toolbar) {
 623                 toolbar_destroy(messageview->toolbar);
 624                 g_free(messageview->toolbar);
 625         }
 626
 627         msgview_list = g_list_remove(msgview_list, messageview);
 628
 629         g_free(messageview);
 630
 631         gtk_widget_unref(textview);
 632         gtk_widget_unref(imageview);
 633         gtk_widget_unref(mimeview);
 634 }
 635
 636 void messageview_quote_color_set(void)
 637 {
 638 }
 639
 640 void messageview_set_font(MessageView *messageview)
 641 {
 642         textview_set_font(messageview->textview, NULL);
 643 }
 644
 645 TextView *messageview_get_current_textview(MessageView *messageview)
 646 {
 647         TextView *text = NULL;
 648
 649         if (messageview->type == MVIEW_TEXT)
 650                 text = messageview->textview;
 651         else if (messageview->type == MVIEW_MIME) {
 652                 if (gtk_notebook_get_current_page
 653                         (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 0)
 654                         text = messageview->textview;
 655                 else if (messageview->mimeview->type == MIMEVIEW_TEXT)
 656                         text = messageview->mimeview->textview;
 657         }
 658
 659         return text;
 660 }
 661
 662 void messageview_copy_clipboard(MessageView *messageview)
 663 {
 664         TextView *text;
 665
 666         text = messageview_get_current_textview(messageview);
 667         if (text)
 668                 gtk_editable_copy_clipboard(GTK_EDITABLE(text->text));
 669 }
 670
 671 void messageview_select_all(MessageView *messageview)
 672 {
 673         TextView *text;
 674
 675         text = messageview_get_current_textview(messageview);
 676         if (text)
 677                 gtk_editable_select_region(GTK_EDITABLE(text->text), 0, -1);
 678 }
 679
 680 void messageview_set_position(MessageView *messageview, gint pos)
 681 {
 682         textview_set_position(messageview->textview, pos);
 683 }
 684
 685 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
 686                                    gboolean case_sens)
 687 {
 688         return textview_search_string(messageview->textview, str, case_sens);
 689         return FALSE;
 690 }
 691
 692 gboolean messageview_search_string_backward(MessageView *messageview,
 693                                             const gchar *str,
 694                                             gboolean case_sens)
 695 {
 696         return textview_search_string_backward(messageview->textview,
 697                                                str, case_sens);
 698         return FALSE;
 699 }
 700
 701 gboolean messageview_is_visible(MessageView *messageview)
 702 {
 703         return messageview->visible;
 704 }
 705
 706 static void messageview_destroy_cb(GtkWidget *widget, MessageView *messageview)
 707 {
 708         messageview_destroy(messageview);
 709 }
 710
 711 static void messageview_size_allocate_cb(GtkWidget *widget,
 712                                          GtkAllocation *allocation)
 713 {
 714         g_return_if_fail(allocation != NULL);
 715
 716         prefs_common.msgwin_width  = allocation->width;
 717         prefs_common.msgwin_height = allocation->height;
 718 }
 719
 720 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 721                         MessageView *messageview)
 722 {
 723         if (event && event->keyval == GDK_Escape && messageview->window)
 724                 gtk_widget_destroy(messageview->window);
 725 }
 726
 727 static void focus_in(GtkWidget *widget, GdkEventFocus *event,
 728                      gpointer data)
 729 {
 730         MessageView *msgview = (MessageView*)data;
 731
 732         summary_select_by_msgnum(msgview->mainwin->summaryview,
 733                                  msgview->msginfo->msgnum);
 734 }
 735
 736 void messageview_toggle_view_real(MessageView *messageview)
 737 {
 738         MainWindow *mainwin = messageview->mainwin;
 739         union CompositeWin *cwin = &mainwin->win;
 740         GtkWidget *vpaned = NULL;
 741         GtkWidget *container = NULL;
 742         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
 743
 744         switch (mainwin->type) {
 745         case SEPARATE_NONE:
 746                 vpaned = cwin->sep_none.vpaned;
 747                 container = cwin->sep_none.hpaned;
 748                 break;
 749         case SEPARATE_FOLDER:
 750                 vpaned = cwin->sep_folder.vpaned;
 751                 container = mainwin->vbox_body;
 752                 break;
 753         case SEPARATE_MESSAGE:
 754         case SEPARATE_BOTH:
 755                 return;
 756         }
 757
 758         if (vpaned->parent != NULL) {
 759                 gtk_widget_ref(vpaned);
 760                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
 761                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
 762                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
 763                 gtk_widget_grab_focus(GTK_WIDGET(messageview->textview->text));
 764         } else {
 765                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
 766                 gtk_container_add(GTK_CONTAINER(container), vpaned);
 767                 gtk_widget_unref(vpaned);
 768                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
 769                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
 770         }
 771 }
 772
 773 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
 774 {
 775         noticeview_set_text(noticeview, _("This messages asks for a return receipt."));
 776         noticeview_set_button_text(noticeview, _("Send receipt"));
 777         noticeview_set_button_press_callback(noticeview,
 778                                              GTK_SIGNAL_FUNC(return_receipt_send_clicked),
 779                                              (gpointer) msginfo);
 780         noticeview_show(noticeview);
 781 }
 782
 783 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
 784 {
 785         MsgInfo *tmpmsginfo;
 786         gchar *file;
 787
 788         file = procmsg_get_message_file_path(msginfo);
 789         if (!file) {
 790                 g_warning("can't get message file path.\n");
 791                 return;
 792         }
 793
 794         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 795         tmpmsginfo->folder = msginfo->folder;
 796         tmpmsginfo->msgnum = msginfo->msgnum;
 797
 798         if (disposition_notification_send(tmpmsginfo) >= 0) {
 799                 procmsg_msginfo_unset_flags(msginfo, MSG_RETRCPT_PENDING, 0);
 800                 noticeview_hide(noticeview);
 801         }
 802
 803         procmsg_msginfo_free(tmpmsginfo);
 804         g_free(file);
 805 }
 806
 807 static void select_account_cb(GtkWidget *w, gpointer data)
 808 {
 809         *(gint*)data = GPOINTER_TO_INT(gtk_object_get_user_data(GTK_OBJECT(w)));
 810 }
 811
 812 static PrefsAccount *select_account_from_list(GList *ac_list)
 813 {
 814         GtkWidget *optmenu;
 815         GtkWidget *menu;
 816         gint account_id;
 817
 818         g_return_val_if_fail(ac_list != NULL, NULL);
 819         g_return_val_if_fail(ac_list->data != NULL, NULL);
 820
 821         optmenu = gtk_option_menu_new();
 822         menu = gtkut_account_menu_new(ac_list, select_account_cb, &account_id);
 823         if (!menu)
 824                 return NULL;
 825         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
 826         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
 827         account_id = ((PrefsAccount *) ac_list->data)->account_id;
 828         if (alertpanel_with_widget(
 829                                 _("Return Receipt Notification"),
 830                                 _("The message was sent to several of your "
 831                                   "accounts.\n"
 832                                   "Please choose which account do you want to "
 833                                   "use for sending the receipt notification:"),
 834                                 _("Send Notification"), _("+Cancel"), NULL,
 835                                 optmenu) != G_ALERTDEFAULT)
 836                 return NULL;
 837         return account_find_from_id(account_id);
 838 }
 839
 840 static void messageview_menubar_cb(gpointer data, guint action, GtkWidget *widget)
 841 {
 842         MessageView *msgview = (MessageView*)data;
 843         MainWindow *mainwin = (MainWindow*)msgview->mainwin;
 844
 845         g_return_if_fail(mainwin != NULL);
 846         reply_cb(mainwin, action, widget);
 847 }
 848
 849 static void messageview_close_cb(gpointer data, guint action, GtkWidget *widget)
 850 {
 851         MessageView *messageview = (MessageView *)data;
 852
 853         gtk_widget_destroy(messageview->window);
 854 }