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 "mimeview.h"
  40 #include "procmsg.h"
  41 #include "procheader.h"
  42 #include "procmime.h"
  43 #include "prefs_common.h"
  44 #include "gtkutils.h"
  45 #include "utils.h"
  46 #include "rfc2015.h"
  47 #include "about.h"
  48 #include "account.h"
  49 #include "alertpanel.h"
  50 #include "send_message.h"
  51 #include "pgptext.h"
  52 #include "menu.h"
  53 #include "stock_pixmap.h"
  54
  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
  66 static void return_receipt_show         (NoticeView     *noticeview,
  67                                          MsgInfo        *msginfo);
  68 static void return_receipt_send_clicked (NoticeView     *noticeview,
  69                                          MsgInfo        *msginfo);
  70
  71 static PrefsAccount *select_account_from_list
  72                                         (GList          *ac_list);
  73
  74 static void messageview_menubar_cb      (MessageView    *msgview,
  75                                          guint           action,
  76                                          GtkWidget      *widget);
  77 static void messageview_delete_cb       (MessageView    *msgview,
  78                                          guint           action,
  79                                          GtkWidget      *widget);
  80 static void messageview_close_cb        (gpointer        data,
  81                                          guint           action,
  82                                          GtkWidget      *widget);
  83 static void messageview_update          (MessageView *msgview);
  84 static void messageview_update_all      (MessageView *msgview);
  85
  86 static GList *msgview_list = NULL;
  87
  88 MessageView *messageview_create(MainWindow *mainwin)
  89 {
  90         MessageView *messageview;
  91         GtkWidget *vbox;
  92         HeaderView *headerview;
  93         TextView *textview;
  94         MimeView *mimeview;
  95         NoticeView *noticeview;
  96
  97         debug_print("Creating message view...\n");
  98         messageview = g_new0(MessageView, 1);
  99
 100         messageview->type = MVIEW_TEXT;
 101
 102         headerview = headerview_create();
 103
 104         noticeview = noticeview_create(mainwin);
 105
 106         textview = textview_create();
 107         textview->messageview = messageview;
 108
 109         mimeview = mimeview_create();
 110         mimeview->textview = textview_create();
 111         mimeview->textview->messageview = messageview;
 112         mimeview->messageview = messageview;
 113
 114         vbox = gtk_vbox_new(FALSE, 0);
 115         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
 116                            FALSE, FALSE, 0);
 117         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
 118                            FALSE, FALSE, 0);
 119         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(textview),
 120                            TRUE, TRUE, 0);
 121
 122         /* to remove without destroyed */
 123         gtk_widget_ref(GTK_WIDGET_PTR(textview));
 124         gtk_widget_ref(GTK_WIDGET_PTR(mimeview));
 125         gtk_widget_ref(GTK_WIDGET_PTR(mimeview->textview));
 126
 127         messageview->vbox       = vbox;
 128         messageview->new_window = FALSE;
 129         messageview->window     = NULL;
 130         messageview->headerview = headerview;
 131         messageview->textview   = textview;
 132         messageview->mimeview   = mimeview;
 133         messageview->noticeview = noticeview;
 134         messageview->mainwin    = mainwin;
 135
 136         return messageview;
 137 }
 138
 139 static GtkItemFactoryEntry messageview_entries[] =
 140 {
 141         {N_("/_File"),                          NULL, NULL, 0, "<Branch>"},
 142         {N_("/_File/---"),                      NULL, NULL, 0, "<Separator>"},
 143         {N_("/_File/_Close"),                   "<control>W", messageview_close_cb, 0, NULL},
 144
 145         {N_("/_Message"),                       NULL, NULL, 0, "<Branch>"},
 146         {N_("/_Message/_Reply"),                "<control>R",   messageview_menubar_cb, COMPOSE_REPLY, NULL},
 147         {N_("/_Message/Repl_y to"),             NULL, NULL, 0, "<Branch>"},
 148         {N_("/_Message/Repl_y to/_all"),        "<shift><control>R", messageview_menubar_cb, COMPOSE_REPLY_TO_ALL, NULL},
 149         {N_("/_Message/Repl_y to/_sender"),     NULL, messageview_menubar_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 150         {N_("/_Message/Repl_y to/mailing _list"),
 151                                                 "<control>L", messageview_menubar_cb, COMPOSE_REPLY_TO_LIST, NULL},
 152 /*      {N_("/_Message/Follow-up and reply to"),NULL, messageview_menubar_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL}, */
 153         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 154         {N_("/_Message/_Forward"),              "<control><alt>F", messageview_menubar_cb, COMPOSE_FORWARD, NULL},
 155         {N_("/_Message/Redirect"),              NULL, messageview_menubar_cb, COMPOSE_REDIRECT, NULL},
 156         {N_("/_Message/---"),                   NULL, NULL, 0, "<Separator>"},
 157         {N_("/_Message/_Delete"),               "<control>D", messageview_delete_cb,  0, NULL},
 158
 159         {N_("/_Help"),                          NULL, NULL, 0, "<Branch>"},
 160         {N_("/_Help/_About"),                   NULL, about_show, 0, NULL}
 161 };
 162
 163
 164 GList *messageview_get_msgview_list(void)
 165 {
 166         return msgview_list;
 167 }
 168
 169 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window)
 170 {
 171         GtkWidget *handlebox;
 172         GtkWidget *vbox;
 173         GtkWidget *menubar;
 174         guint n_menu_entries;
 175
 176         vbox = gtk_vbox_new(FALSE, 0);
 177         gtk_widget_show(vbox);
 178         gtk_container_add(GTK_CONTAINER(window), vbox);
 179
 180         n_menu_entries = sizeof(messageview_entries) / sizeof(messageview_entries[0]);
 181         menubar = menubar_create(window, messageview_entries,
 182                                  n_menu_entries, "<MessageView>", msgview);
 183         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
 184
 185         handlebox = gtk_handle_box_new();
 186         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
 187         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
 188                                           (gpointer)msgview);
 189         msgview->handlebox = handlebox;
 190         msgview->menubar   = menubar;
 191
 192         gtk_container_add(GTK_CONTAINER(vbox),
 193                           GTK_WIDGET_PTR(msgview));
 194
 195         msgview_list = g_list_append(msgview_list, 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
 220         messageview_add_toolbar(msgview, window);
 221
 222         gtk_widget_grab_focus(msgview->textview->text);
 223         gtk_widget_show_all(window);
 224
 225         msgview->new_window = TRUE;
 226         msgview->window = window;
 227         msgview->visible = TRUE;
 228
 229         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox,
 230                           prefs_common.toolbar_style);
 231         messageview_init(msgview);
 232
 233         return msgview;
 234 }
 235
 236 void messageview_init(MessageView *messageview)
 237 {
 238         headerview_init(messageview->headerview);
 239         textview_init(messageview->textview);
 240         mimeview_init(messageview->mimeview);
 241         /*messageview_set_font(messageview);*/
 242
 243         noticeview_hide(messageview->noticeview);
 244 }
 245
 246 static void notification_convert_header(gchar *dest, gint len,
 247                                         const gchar *src_,
 248                                         gint header_len)
 249 {
 250         char *src;
 251
 252         g_return_if_fail(src_ != NULL);
 253         g_return_if_fail(dest != NULL);
 254
 255         if (len < 1) return;
 256
 257         Xstrndup_a(src, src_, len, return);
 258
 259         remove_return(src);
 260
 261         if (is_ascii_str(src)) {
 262                 strncpy2(dest, src, len);
 263                 dest[len - 1] = '\0';
 264                 return;
 265         } else
 266                 conv_encode_header(dest, len, src, header_len);
 267 }
 268
 269 static gint disposition_notification_queue(PrefsAccount * account,
 270                                            gchar * to, const gchar *file)
 271 {
 272         FolderItem *queue;
 273         gchar *tmp;
 274         FILE *fp, *src_fp;
 275         gchar buf[BUFFSIZE];
 276         gint num;
 277
 278         debug_print("queueing message...\n");
 279         g_return_val_if_fail(account != NULL, -1);
 280
 281         tmp = g_strdup_printf("%s%cqueue.%d", g_get_tmp_dir(),
 282                               G_DIR_SEPARATOR, (gint)file);
 283         if ((fp = fopen(tmp, "wb")) == NULL) {
 284                 FILE_OP_ERROR(tmp, "fopen");
 285                 g_free(tmp);
 286                 return -1;
 287         }
 288         if ((src_fp = fopen(file, "rb")) == NULL) {
 289                 FILE_OP_ERROR(file, "fopen");
 290                 fclose(fp);
 291                 unlink(tmp);
 292                 g_free(tmp);
 293                 return -1;
 294         }
 295         if (change_file_mode_rw(fp, tmp) < 0) {
 296                 FILE_OP_ERROR(tmp, "chmod");
 297                 g_warning("can't change file mode\n");
 298         }
 299
 300         /* queueing variables */
 301         fprintf(fp, "AF:\n");
 302         fprintf(fp, "NF:0\n");
 303         fprintf(fp, "PS:10\n");
 304         fprintf(fp, "SRH:1\n");
 305         fprintf(fp, "SFN:\n");
 306         fprintf(fp, "DSR:\n");
 307         fprintf(fp, "MID:\n");
 308         fprintf(fp, "CFG:\n");
 309         fprintf(fp, "PT:0\n");
 310         fprintf(fp, "S:%s\n", account->address);
 311         fprintf(fp, "RQ:\n");
 312         if (account->smtp_server)
 313                 fprintf(fp, "SSV:%s\n", account->smtp_server);
 314         else
 315                 fprintf(fp, "SSV:\n");
 316         if (account->nntp_server)
 317                 fprintf(fp, "NSV:%s\n", account->nntp_server);
 318         else
 319                 fprintf(fp, "NSV:\n");
 320         fprintf(fp, "SSH:\n");
 321         fprintf(fp, "R:<%s>", to);
 322         fprintf(fp, "\n");
 323         fprintf(fp, "\n");
 324
 325         while (fgets(buf, sizeof(buf), src_fp) != NULL) {
 326                 if (fputs(buf, fp) == EOF) {
 327                         FILE_OP_ERROR(tmp, "fputs");
 328                         fclose(fp);
 329                         fclose(src_fp);
 330                         unlink(tmp);
 331                         g_free(tmp);
 332                         return -1;
 333                 }
 334         }
 335
 336         fclose(src_fp);
 337         if (fclose(fp) == EOF) {
 338                 FILE_OP_ERROR(tmp, "fclose");
 339                 unlink(tmp);
 340                 g_free(tmp);
 341                 return -1;
 342         }
 343
 344         queue = folder_get_default_queue();
 345         if ((num = folder_item_add_msg(queue, tmp, TRUE)) < 0) {
 346                 g_warning("can't queue the message\n");
 347                 unlink(tmp);
 348                 g_free(tmp);
 349                 return -1;
 350         }
 351         g_free(tmp);
 352
 353         return 0;
 354 }
 355
 356 static gint disposition_notification_send(MsgInfo *msginfo)
 357 {
 358         gchar buf[BUFFSIZE];
 359         gchar tmp[MAXPATHLEN + 1];
 360         FILE *fp;
 361         GSList *to_list;
 362         GList *ac_list;
 363         PrefsAccount *account;
 364         gint ok;
 365         gchar *to;
 366
 367         if ((!msginfo->returnreceiptto) &&
 368             (!msginfo->dispositionnotificationto))
 369                 return -1;
 370
 371         /* RFC2298: Test for Return-Path */
 372         if (msginfo->dispositionnotificationto)
 373                 to = msginfo->dispositionnotificationto;
 374         else
 375                 to = msginfo->returnreceiptto;
 376
 377         ok = get_header_from_msginfo(msginfo, buf, sizeof(buf),
 378                                 "Return-Path:");
 379         if (ok == 0) {
 380                 gchar *to_addr = g_strdup(to);
 381                 extract_address(to_addr);
 382                 extract_address(buf);
 383                 ok = strcmp(to_addr, buf);
 384                 g_free(to_addr);
 385         } else {
 386                 strncpy(buf, _("<No Return-Path found>"),
 387                                 sizeof(buf));
 388         }
 389
 390         if (ok != 0) {
 391                 AlertValue val;
 392                 gchar *message;
 393                 message = g_strdup_printf(
 394                                  _("The notification address to which the "
 395                                    "return receipt is to be sent\n"
 396                                    "does not correspond to the return path:\n"
 397                                    "Notification address: %s\n"
 398                                    "Return path: %s\n"
 399                                    "It is advised to not to send the return "
 400                                    "receipt."), to, buf);
 401                 val = alertpanel(_("Warning"), message, _("Send"),
 402                                 _("+Don't Send"), NULL);
 403                 if (val != G_ALERTDEFAULT)
 404                         return -1;
 405         }
 406
 407         ac_list = account_find_all_from_address(NULL, msginfo->to);
 408         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
 409
 410         if (ac_list == NULL) {
 411                 alertpanel_error(_("This message is asking for a return "
 412                                    "receipt notification\n"
 413                                    "but according to its 'To:' and 'CC:' "
 414                                    "headers it was not\nofficially addressed "
 415                                    "to you.\n"
 416                                    "Receipt notification cancelled."));
 417                 return -1;
 418         }
 419
 420         if (g_list_length(ac_list) > 1)
 421                 account = select_account_from_list(ac_list);
 422         else
 423                 account = (PrefsAccount *) ac_list->data;
 424         g_list_free(ac_list);
 425
 426         if (account == NULL)
 427                 return -1;
 428
 429         /* write to temporary file */
 430         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
 431                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
 432
 433         if ((fp = fopen(tmp, "wb")) == NULL) {
 434                 FILE_OP_ERROR(tmp, "fopen");
 435                 return -1;
 436         }
 437
 438         /* chmod for security */
 439         if (change_file_mode_rw(fp, tmp) < 0) {
 440                 FILE_OP_ERROR(tmp, "chmod");
 441                 g_warning("can't change file mode\n");
 442         }
 443
 444         /* Date */
 445         get_rfc822_date(buf, sizeof(buf));
 446         fprintf(fp, "Date: %s\n", buf);
 447
 448         /* From */
 449         if (account->name && *account->name) {
 450                 notification_convert_header
 451                         (buf, sizeof(buf), account->name,
 452                          strlen("From: "));
 453                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
 454         } else
 455                 fprintf(fp, "From: %s\n", account->address);
 456
 457         fprintf(fp, "To: %s\n", to);
 458
 459         /* Subject */
 460         notification_convert_header(buf, sizeof(buf), msginfo->subject,
 461                                     strlen("Subject: "));
 462         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
 463
 464         if (fclose(fp) == EOF) {
 465                 FILE_OP_ERROR(tmp, "fclose");
 466                 unlink(tmp);
 467                 return -1;
 468         }
 469
 470         to_list = address_list_append(NULL, to);
 471         ok = send_message(tmp, account, to_list);
 472
 473         if (ok < 0) {
 474                 if (prefs_common.queue_msg) {
 475                         AlertValue val;
 476
 477                         val = alertpanel
 478                                 (_("Queueing"),
 479                                  _("Error occurred while sending the notification.\n"
 480                                    "Put this notification into queue folder?"),
 481                                  _("OK"), _("Cancel"), NULL);
 482                         if (G_ALERTDEFAULT == val) {
 483                                 ok = disposition_notification_queue(account, to, tmp);
 484                                 if (ok < 0)
 485                                         alertpanel_error(_("Can't queue the notification."));
 486                         }
 487                 } else
 488                         alertpanel_error_log(_("Error occurred while sending the notification."));
 489         }
 490
 491         if (unlink(tmp) < 0) FILE_OP_ERROR(tmp, "unlink");
 492
 493         return ok;
 494 }
 495
 496 void messageview_show(MessageView *messageview, MsgInfo *msginfo,
 497                       gboolean all_headers)
 498 {
 499         FILE *fp;
 500         gchar *file;
 501         MimeInfo *mimeinfo;
 502         MsgInfo *tmpmsginfo;
 503
 504         g_return_if_fail(msginfo != NULL);
 505         messageview->msginfo = msginfo;
 506
 507 #if USE_GPGME
 508         if ((fp = procmsg_open_message_decrypted(msginfo, &mimeinfo)) == NULL)
 509                 return;
 510 #else /* !USE_GPGME */
 511         if ((fp = procmsg_open_message(msginfo)) == NULL) return;
 512         mimeinfo = procmime_scan_mime_header(fp);
 513 #endif /* USE_GPGME */
 514         fclose(fp);
 515         if (!mimeinfo) return;
 516
 517         file = procmsg_get_message_file_path(msginfo);
 518         if (!file) {
 519                 g_warning("can't get message file path.\n");
 520                 procmime_mimeinfo_free_all(mimeinfo);
 521                 return;
 522         }
 523
 524         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 525
 526         headerview_show(messageview->headerview, tmpmsginfo);
 527         procmsg_msginfo_free(tmpmsginfo);
 528
 529         messageview->all_headers = all_headers;
 530         textview_set_all_headers(messageview->textview, all_headers);
 531         textview_set_all_headers(messageview->mimeview->textview, all_headers);
 532
 533         if (mimeinfo->mime_type != MIME_TEXT &&
 534             mimeinfo->mime_type != MIME_TEXT_HTML) {
 535                 messageview_change_view_type(messageview, MVIEW_MIME);
 536                 mimeview_show_message(messageview->mimeview, mimeinfo, file);
 537         } else {
 538                 messageview_change_view_type(messageview, MVIEW_TEXT);
 539                 textview_show_message(messageview->textview, mimeinfo, file);
 540                 procmime_mimeinfo_free_all(mimeinfo);
 541         }
 542
 543         if (MSG_IS_RETRCPT_PENDING(msginfo->flags))
 544                 return_receipt_show(messageview->noticeview, msginfo);
 545         else
 546                 noticeview_hide(messageview->noticeview);
 547
 548         g_free(file);
 549 }
 550
 551 static void messageview_change_view_type(MessageView *messageview,
 552                                          MessageType type)
 553 {
 554         TextView *textview = messageview->textview;
 555         MimeView *mimeview = messageview->mimeview;
 556
 557         if (messageview->type == type) return;
 558
 559         if (type == MVIEW_MIME) {
 560                 gtkut_container_remove
 561                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 562                          GTK_WIDGET_PTR(textview));
 563                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 564                                    GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
 565                 gtk_container_add(GTK_CONTAINER(mimeview->vbox),
 566                                   GTK_WIDGET_PTR(textview));
 567         } else if (type == MVIEW_TEXT) {
 568                 gtkut_container_remove
 569                         (GTK_CONTAINER(GTK_WIDGET_PTR(messageview)),
 570                          GTK_WIDGET_PTR(mimeview));
 571
 572                 if (mimeview->vbox == GTK_WIDGET_PTR(textview)->parent)
 573                         gtkut_container_remove(GTK_CONTAINER(mimeview->vbox),
 574                                                GTK_WIDGET_PTR(textview));
 575
 576                 gtk_box_pack_start(GTK_BOX(messageview->vbox),
 577                                    GTK_WIDGET_PTR(textview), TRUE, TRUE, 0);
 578         } else
 579                 return;
 580
 581         messageview->type = type;
 582 }
 583
 584 void messageview_reflect_prefs_pixmap_theme(void)
 585 {
 586         GList *cur;
 587         MessageView *msgview;
 588
 589         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 590                 msgview = (MessageView*)cur->data;
 591                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
 592         }
 593 }
 594
 595 void messageview_clear(MessageView *messageview)
 596 {
 597         messageview_change_view_type(messageview, MVIEW_TEXT);
 598         headerview_clear(messageview->headerview);
 599         textview_clear(messageview->textview);
 600         noticeview_hide(messageview->noticeview);
 601 }
 602
 603 void messageview_destroy(MessageView *messageview)
 604 {
 605         GtkWidget *textview  = GTK_WIDGET_PTR(messageview->textview);
 606         GtkWidget *mimeview  = GTK_WIDGET_PTR(messageview->mimeview);
 607
 608         debug_print("destroy messageview\n");
 609         headerview_destroy(messageview->headerview);
 610         textview_destroy(messageview->textview);
 611         mimeview_destroy(messageview->mimeview);
 612         noticeview_destroy(messageview->noticeview);
 613
 614         toolbar_clear_list(TOOLBAR_MSGVIEW);
 615         if (messageview->toolbar) {
 616                 toolbar_destroy(messageview->toolbar);
 617                 g_free(messageview->toolbar);
 618         }
 619
 620         msgview_list = g_list_remove(msgview_list, messageview);
 621
 622         g_free(messageview);
 623
 624         gtk_widget_unref(textview);
 625         gtk_widget_unref(mimeview);
 626 }
 627
 628 void messageview_delete(MessageView *msgview)
 629 {
 630         MsgInfo *msginfo = (MsgInfo*)msgview->msginfo;
 631         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
 632         FolderItem *trash = folder_get_default_trash();
 633         GSList *msg_list;
 634
 635         g_return_if_fail(msginfo != NULL);
 636         g_return_if_fail(trash   != NULL);
 637
 638         msg_list = folder_item_get_msg_list(msginfo->folder);
 639
 640         if (msg_list == NULL) {
 641                 alertpanel_error(_("Message already removed from folder."));
 642                 return;
 643         }
 644
 645         for (; msg_list != NULL; msg_list = msg_list->next) {
 646                 MsgInfo *msginfo_list = (MsgInfo*)msg_list->data;
 647
 648                 if (msginfo->msgnum == msginfo_list->msgnum) {
 649
 650                         if (prefs_common.immediate_exec)
 651                                 folder_item_move_msg(trash, msginfo);
 652                         else {
 653                                 procmsg_msginfo_set_to_folder(msginfo, trash);
 654                                 procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
 655                                 /* NOTE: does not update to next message in summaryview
 656                                  */
 657                         }
 658
 659                         messageview_update_all(msgview);
 660                         break;
 661                 }
 662         }
 663 }
 664
 665 /*
 666  * scan List of MessageViews checking whether there are any Views holding messages
 667  * which need to be updated (another view might have deleted the one this MessagView holds)
 668  */
 669 static void messageview_update_all(MessageView *msgview)
 670 {
 671         MsgInfo *msginfo = (MsgInfo*)msgview->msginfo;
 672         GList *cur;
 673
 674         g_return_if_fail(msginfo != NULL);
 675
 676         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 677                 MessageView *msgview = (MessageView*)cur->data;
 678                 MsgInfo *msginfo_list = (MsgInfo*)msgview->msginfo;
 679
 680                 g_return_if_fail(msginfo != NULL);
 681
 682                 if (msginfo->msgnum == msginfo_list->msgnum)
 683                         messageview_update(msgview);
 684         }
 685 }
 686
 687 /*
 688  * \brief update messageview with currently selected message in summaryview
 689  *        leave unchanged if summaryview is empty
 690  * \param pointer to MessageView
 691  */
 692 static void messageview_update(MessageView *msgview)
 693 {
 694         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
 695
 696         g_return_if_fail(summaryview != NULL);
 697
 698         if (summaryview->selected) {
 699                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 700                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree,
 701                                                       summaryview->selected);
 702                 g_return_if_fail(msginfo != NULL);
 703
 704                 messageview_show(msgview, msginfo,
 705                                  msgview->all_headers);
 706         }
 707 }
 708
 709 void messageview_quote_color_set(void)
 710 {
 711 }
 712
 713 void messageview_set_font(MessageView *messageview)
 714 {
 715         textview_set_font(messageview->textview, NULL);
 716 }
 717
 718 TextView *messageview_get_current_textview(MessageView *messageview)
 719 {
 720         TextView *text = NULL;
 721
 722         if (messageview->type == MVIEW_TEXT)
 723                 text = messageview->textview;
 724         else if (messageview->type == MVIEW_MIME) {
 725                 if (gtk_notebook_get_current_page
 726                         (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 0)
 727                         text = messageview->textview;
 728                 else if (messageview->mimeview->type == MIMEVIEW_TEXT)
 729                         text = messageview->mimeview->textview;
 730         }
 731
 732         return text;
 733 }
 734
 735 void messageview_copy_clipboard(MessageView *messageview)
 736 {
 737         TextView *text;
 738
 739         text = messageview_get_current_textview(messageview);
 740         if (text)
 741                 gtk_editable_copy_clipboard(GTK_EDITABLE(text->text));
 742 }
 743
 744 void messageview_select_all(MessageView *messageview)
 745 {
 746         TextView *text;
 747
 748         text = messageview_get_current_textview(messageview);
 749         if (text)
 750                 gtk_editable_select_region(GTK_EDITABLE(text->text), 0, -1);
 751 }
 752
 753 void messageview_set_position(MessageView *messageview, gint pos)
 754 {
 755         textview_set_position(messageview->textview, pos);
 756 }
 757
 758 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
 759                                    gboolean case_sens)
 760 {
 761         return textview_search_string(messageview->textview, str, case_sens);
 762         return FALSE;
 763 }
 764
 765 gboolean messageview_search_string_backward(MessageView *messageview,
 766                                             const gchar *str,
 767                                             gboolean case_sens)
 768 {
 769         return textview_search_string_backward(messageview->textview,
 770                                                str, case_sens);
 771         return FALSE;
 772 }
 773
 774 gboolean messageview_is_visible(MessageView *messageview)
 775 {
 776         return messageview->visible;
 777 }
 778
 779 static void messageview_destroy_cb(GtkWidget *widget, MessageView *messageview)
 780 {
 781         messageview_destroy(messageview);
 782 }
 783
 784 static void messageview_size_allocate_cb(GtkWidget *widget,
 785                                          GtkAllocation *allocation)
 786 {
 787         g_return_if_fail(allocation != NULL);
 788
 789         prefs_common.msgwin_width  = allocation->width;
 790         prefs_common.msgwin_height = allocation->height;
 791 }
 792
 793 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 794                         MessageView *messageview)
 795 {
 796         if (event && event->keyval == GDK_Escape && messageview->window)
 797                 gtk_widget_destroy(messageview->window);
 798 }
 799
 800 void messageview_toggle_view_real(MessageView *messageview)
 801 {
 802         MainWindow *mainwin = messageview->mainwin;
 803         union CompositeWin *cwin = &mainwin->win;
 804         GtkWidget *vpaned = NULL;
 805         GtkWidget *container = NULL;
 806         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
 807
 808         switch (mainwin->type) {
 809         case SEPARATE_NONE:
 810                 vpaned = cwin->sep_none.vpaned;
 811                 container = cwin->sep_none.hpaned;
 812                 break;
 813         case SEPARATE_FOLDER:
 814                 vpaned = cwin->sep_folder.vpaned;
 815                 container = mainwin->vbox_body;
 816                 break;
 817         case SEPARATE_MESSAGE:
 818         case SEPARATE_BOTH:
 819                 return;
 820         }
 821
 822         if (vpaned->parent != NULL) {
 823                 gtk_widget_ref(vpaned);
 824                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
 825                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
 826                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
 827                 gtk_widget_grab_focus(GTK_WIDGET(messageview->textview->text));
 828         } else {
 829                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
 830                 gtk_container_add(GTK_CONTAINER(container), vpaned);
 831                 gtk_widget_unref(vpaned);
 832                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
 833                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
 834         }
 835 }
 836
 837 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
 838 {
 839         noticeview_set_text(noticeview, _("This messages asks for a return receipt."));
 840         noticeview_set_button_text(noticeview, _("Send receipt"));
 841         noticeview_set_button_press_callback(noticeview,
 842                                              GTK_SIGNAL_FUNC(return_receipt_send_clicked),
 843                                              (gpointer) msginfo);
 844         noticeview_show(noticeview);
 845 }
 846
 847 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
 848 {
 849         MsgInfo *tmpmsginfo;
 850         gchar *file;
 851
 852         file = procmsg_get_message_file_path(msginfo);
 853         if (!file) {
 854                 g_warning("can't get message file path.\n");
 855                 return;
 856         }
 857
 858         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
 859         tmpmsginfo->folder = msginfo->folder;
 860         tmpmsginfo->msgnum = msginfo->msgnum;
 861
 862         if (disposition_notification_send(tmpmsginfo) >= 0) {
 863                 procmsg_msginfo_unset_flags(msginfo, MSG_RETRCPT_PENDING, 0);
 864                 noticeview_hide(noticeview);
 865         }
 866
 867         procmsg_msginfo_free(tmpmsginfo);
 868         g_free(file);
 869 }
 870
 871 static void select_account_cb(GtkWidget *w, gpointer data)
 872 {
 873         *(gint*)data = GPOINTER_TO_INT(gtk_object_get_user_data(GTK_OBJECT(w)));
 874 }
 875
 876 static PrefsAccount *select_account_from_list(GList *ac_list)
 877 {
 878         GtkWidget *optmenu;
 879         GtkWidget *menu;
 880         gint account_id;
 881
 882         g_return_val_if_fail(ac_list != NULL, NULL);
 883         g_return_val_if_fail(ac_list->data != NULL, NULL);
 884
 885         optmenu = gtk_option_menu_new();
 886         menu = gtkut_account_menu_new(ac_list, select_account_cb, &account_id);
 887         if (!menu)
 888                 return NULL;
 889         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
 890         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
 891         account_id = ((PrefsAccount *) ac_list->data)->account_id;
 892         if (alertpanel_with_widget(
 893                                 _("Return Receipt Notification"),
 894                                 _("The message was sent to several of your "
 895                                   "accounts.\n"
 896                                   "Please choose which account do you want to "
 897                                   "use for sending the receipt notification:"),
 898                                 _("Send Notification"), _("+Cancel"), NULL,
 899                                 optmenu) != G_ALERTDEFAULT)
 900                 return NULL;
 901         return account_find_from_id(account_id);
 902 }
 903
 904
 905 /*
 906  * \brief return selected messageview text used by composing
 907  *        to reply to selected text only
 908  *
 909  * \param  pointer to Messageview
 910  *
 911  * \return pointer to text (needs to be free'd by calling func)
 912  */
 913 gchar *messageview_get_selection(MessageView *msgview)
 914 {
 915         gchar *text = NULL;
 916
 917         g_return_val_if_fail(msgview != NULL, NULL);
 918
 919         text = gtkut_editable_get_selection
 920                 (GTK_EDITABLE(msgview->textview->text));
 921
 922         if (!text && msgview->type == MVIEW_MIME
 923             && msgview->mimeview->type == MIMEVIEW_TEXT
 924             && msgview->mimeview->textview
 925             && !msgview->mimeview->textview->default_text) {
 926                 text = gtkut_editable_get_selection
 927                         (GTK_EDITABLE(msgview->mimeview->textview->text));
 928         }
 929
 930         return text;
 931 }
 932
 933 static void messageview_delete_cb(MessageView *msgview, guint action, GtkWidget *widget)
 934 {
 935         messageview_delete(msgview);
 936 }
 937
 938 static void messageview_menubar_cb(MessageView *msgview, guint action, GtkWidget *widget)
 939 {
 940         GSList *msginfo_list = NULL;
 941         gchar *body;
 942         MsgInfo *msginfo;
 943
 944         g_return_if_fail(msgview != NULL);
 945
 946         msginfo = (MsgInfo*)msgview->msginfo;
 947         g_return_if_fail(msginfo != NULL);
 948
 949         msginfo_list = g_slist_append(msginfo_list, msginfo);
 950         g_return_if_fail(msginfo_list);
 951
 952         body =  messageview_get_selection(msgview);
 953         compose_reply_mode((ComposeMode)action, msginfo_list, body);
 954         g_free(body);
 955         g_slist_free(msginfo_list);
 956 }
 957
 958 static void messageview_close_cb(gpointer data, guint action, GtkWidget *widget)
 959 {
 960         MessageView *messageview = (MessageView *)data;
 961
 962         gtk_widget_destroy(messageview->window);
 963 }