src/messageview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 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 <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkvbox.h>
  26 #include <gtk/gtkcontainer.h>
  27 #include <gtk/gtkwindow.h>
  28 #include <gtk/gtktext.h>
  29 #include <gtk/gtkmenu.h>
  30 #include <gtk/gtkmenuitem.h>
  31 #include <stdio.h>
  32 #include <ctype.h>
  33 #include <string.h>
  34
  35 #include "main.h"
  36 #include "messageview.h"
  37 #include "message_search.h"
  38 #include "headerview.h"
  39 #include "summaryview.h"
  40 #include "textview.h"
  41 #include "mimeview.h"
  42 #include "menu.h"
  43 #include "about.h"
  44 #include "filesel.h"
  45 #include "sourcewindow.h"
  46 #include "addressbook.h"
  47 #include "alertpanel.h"
  48 #include "inputdialog.h"
  49 #include "manage_window.h"
  50 #include "procmsg.h"
  51 #include "procheader.h"
  52 #include "procmime.h"
  53 #include "account.h"
  54 #include "action.h"
  55 #include "prefs_common.h"
  56 #include "prefs_account.h"
  57 #include "gtkutils.h"
  58 #include "utils.h"
  59 #include "send_message.h"
  60 #include "stock_pixmap.h"
  61 #include "hooks.h"
  62 #include "filtering.h"
  63 #include "partial_download.h"
  64
  65 static GList *messageview_list = NULL;
  66
  67 static gint messageview_delete_cb       (GtkWidget              *widget,
  68                                          GdkEventAny            *event,
  69                                          MessageView            *messageview);
  70 static void messageview_size_allocate_cb(GtkWidget      *widget,
  71                                          GtkAllocation  *allocation);
  72 static gboolean key_pressed             (GtkWidget      *widget,
  73                                          GdkEventKey    *event,
  74                                          MessageView    *messageview);
  75
  76 static void return_receipt_show         (NoticeView     *noticeview,
  77                                          MsgInfo        *msginfo);
  78 static void return_receipt_send_clicked (NoticeView     *noticeview,
  79                                          MsgInfo        *msginfo);
  80 static void partial_recv_show           (NoticeView     *noticeview,
  81                                          MsgInfo        *msginfo);
  82 static void partial_recv_dload_clicked  (NoticeView     *noticeview,
  83                                          MsgInfo        *msginfo);
  84 static void partial_recv_del_clicked    (NoticeView     *noticeview,
  85                                          MsgInfo        *msginfo);
  86 static void partial_recv_unmark_clicked (NoticeView     *noticeview,
  87                                          MsgInfo        *msginfo);
  88 static void save_as_cb                  (gpointer        data,
  89                                          guint           action,
  90                                          GtkWidget      *widget);
  91 static void print_cb                    (gpointer        data,
  92                                          guint           action,
  93                                          GtkWidget      *widget);
  94 static void close_cb                    (gpointer        data,
  95                                          guint           action,
  96                                          GtkWidget      *widget);
  97 static void copy_cb                     (gpointer        data,
  98                                          guint           action,
  99                                          GtkWidget      *widget);
 100 static void allsel_cb                   (gpointer        data,
 101                                          guint           action,
 102                                          GtkWidget      *widget);
 103 static void search_cb                   (gpointer        data,
 104                                          guint           action,
 105                                          GtkWidget      *widget);
 106
 107 static void set_charset_cb              (gpointer        data,
 108                                          guint           action,
 109                                          GtkWidget      *widget);
 110 static void set_decode_cb               (gpointer        data,
 111                                          guint           action,
 112                                          GtkWidget      *widget);
 113 static void view_source_cb              (gpointer        data,
 114                                          guint           action,
 115                                          GtkWidget      *widget);
 116 static void show_all_header_cb          (gpointer        data,
 117                                          guint           action,
 118                                          GtkWidget      *widget);
 119
 120 static void compose_cb                  (gpointer        data,
 121                                          guint           action,
 122                                          GtkWidget      *widget);
 123 static void reply_cb                    (gpointer        data,
 124                                          guint           action,
 125                                          GtkWidget      *widget);
 126 static void reedit_cb                   (gpointer        data,
 127                                          guint           action,
 128                                          GtkWidget      *widget);
 129
 130 static PrefsAccount *select_account_from_list
 131                                         (GList          *ac_list);
 132 static void addressbook_open_cb         (gpointer        data,
 133                                          guint           action,
 134                                          GtkWidget      *widget);
 135 static void add_address_cb              (gpointer        data,
 136                                          guint           action,
 137                                          GtkWidget      *widget);
 138 static void create_filter_cb            (gpointer        data,
 139                                          guint           action,
 140                                          GtkWidget      *widget);
 141 static void create_processing_cb        (gpointer        data,
 142                                          guint           action,
 143                                          GtkWidget      *widget);
 144
 145 static void about_cb                    (gpointer        data,
 146                                          guint           action,
 147                                          GtkWidget      *widget);
 148 static void messageview_update          (MessageView *msgview);
 149 static gboolean messageview_update_msg  (gpointer source, gpointer data);
 150
 151 static GList *msgview_list = NULL;
 152 static GtkItemFactoryEntry msgview_entries[] =
 153 {
 154         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
 155         {N_("/_File/_Save as..."),      NULL, save_as_cb, 0, NULL},
 156         {N_("/_File/_Print..."),        NULL, print_cb, 0, NULL},
 157         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
 158         {N_("/_File/_Close"),           NULL, close_cb, 0, NULL},
 159
 160         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
 161         {N_("/_Edit/_Copy"),            NULL, copy_cb, 0, NULL},
 162         {N_("/_Edit/Select _all"),      NULL, allsel_cb, 0, NULL},
 163         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 164         {N_("/_Edit/_Find in current message..."),
 165                                         NULL, search_cb, 0, NULL},
 166
 167         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
 168
 169 #define ENC_SEPARATOR \
 170         {N_("/_View/Character _encoding/---"),  NULL, NULL, 0, "<Separator>"}
 171 #define ENC_ACTION(action) \
 172         NULL, set_charset_cb, action, "/View/Character encoding/Auto detect"
 173
 174         {N_("/_View/Character _encoding"),      NULL, NULL, 0, "<Branch>"},
 175         {N_("/_View/Character _encoding/_Auto detect"),
 176                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
 177         ENC_SEPARATOR,
 178         {N_("/_View/Character _encoding/7bit ascii (US-ASC_II)"),
 179          ENC_ACTION(C_US_ASCII)},
 180
 181         {N_("/_View/Character _encoding/Unicode (_UTF-8)"),
 182          ENC_ACTION(C_UTF_8)},
 183         ENC_SEPARATOR,
 184         {N_("/_View/Character _encoding/Western European (ISO-8859-_1)"),
 185          ENC_ACTION(C_ISO_8859_1)},
 186         {N_("/_View/Character _encoding/Western European (ISO-8859-15)"),
 187          ENC_ACTION(C_ISO_8859_15)},
 188         ENC_SEPARATOR,
 189         {N_("/_View/Character _encoding/Central European (ISO-8859-_2)"),
 190          ENC_ACTION(C_ISO_8859_2)},
 191         ENC_SEPARATOR,
 192         {N_("/_View/Character _encoding/_Baltic (ISO-8859-13)"),
 193          ENC_ACTION(C_ISO_8859_13)},
 194         {N_("/_View/Character _encoding/Baltic (ISO-8859-_4)"),
 195          ENC_ACTION(C_ISO_8859_4)},
 196         ENC_SEPARATOR,
 197         {N_("/_View/Character _encoding/Greek (ISO-8859-_7)"),
 198          ENC_ACTION(C_ISO_8859_7)},
 199         ENC_SEPARATOR,
 200         {N_("/_View/Character _encoding/Hebrew (ISO-8859-_8)"),
 201          ENC_ACTION(C_ISO_8859_8)},
 202         {N_("/_View/Character _encoding/Hebrew (Windows-1255)"),
 203          ENC_ACTION(C_CP1255)},
 204         ENC_SEPARATOR,
 205         {N_("/_View/Character _encoding/Turkish (ISO-8859-_9)"),
 206          ENC_ACTION(C_ISO_8859_9)},
 207         ENC_SEPARATOR,
 208         {N_("/_View/Character _encoding/Cyrillic (ISO-8859-_5)"),
 209          ENC_ACTION(C_ISO_8859_5)},
 210         {N_("/_View/Character _encoding/Cyrillic (KOI8-_R)"),
 211          ENC_ACTION(C_KOI8_R)},
 212         {N_("/_View/Character _encoding/Cyrillic (KOI8-U)"),
 213          ENC_ACTION(C_KOI8_U)},
 214         {N_("/_View/Character _encoding/Cyrillic (Windows-1251)"),
 215          ENC_ACTION(C_CP1251)},
 216         ENC_SEPARATOR,
 217         {N_("/_View/Character _encoding/Japanese (ISO-2022-_JP)"),
 218          ENC_ACTION(C_ISO_2022_JP)},
 219         {N_("/_View/Character _encoding/Japanese (ISO-2022-JP-2)"),
 220          ENC_ACTION(C_ISO_2022_JP_2)},
 221         {N_("/_View/Character _encoding/Japanese (_EUC-JP)"),
 222          ENC_ACTION(C_EUC_JP)},
 223         {N_("/_View/Character _encoding/Japanese (_Shift__JIS)"),
 224          ENC_ACTION(C_SHIFT_JIS)},
 225         ENC_SEPARATOR,
 226         {N_("/_View/Character _encoding/Simplified Chinese (_GB2312)"),
 227          ENC_ACTION(C_GB2312)},
 228         {N_("/_View/Character _encoding/Simplified Chinese (GBK)"),
 229          ENC_ACTION(C_GBK)},
 230         {N_("/_View/Character _encoding/Traditional Chinese (_Big5)"),
 231          ENC_ACTION(C_BIG5)},
 232         {N_("/_View/Character _encoding/Traditional Chinese (EUC-_TW)"),
 233          ENC_ACTION(C_EUC_TW)},
 234         {N_("/_View/Character _encoding/Chinese (ISO-2022-_CN)"),
 235          ENC_ACTION(C_ISO_2022_CN)},
 236         ENC_SEPARATOR,
 237         {N_("/_View/Character _encoding/Korean (EUC-_KR)"),
 238          ENC_ACTION(C_EUC_KR)},
 239         {N_("/_View/Character _encoding/Korean (ISO-2022-KR)"),
 240          ENC_ACTION(C_ISO_2022_KR)},
 241         ENC_SEPARATOR,
 242         {N_("/_View/Character _encoding/Thai (TIS-620)"),
 243          ENC_ACTION(C_TIS_620)},
 244         {N_("/_View/Character _encoding/Thai (Windows-874)"),
 245          ENC_ACTION(C_WINDOWS_874)},
 246
 247 #undef ENC_SEPARATOR
 248 #undef ENC_ACTION
 249
 250 #define DEC_SEPARATOR \
 251         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
 252 #define DEC_ACTION(action) \
 253          NULL, set_decode_cb, action, "/View/Decode/Auto detect"
 254         {N_("/_View/Decode"),           NULL, NULL, 0, "<Branch>"},
 255         {N_("/_View/Decode/_Auto detect"),
 256          NULL, set_decode_cb, 0, "<RadioItem>"},
 257         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"},
 258         {N_("/_View/Decode/_8bit"),             DEC_ACTION(ENC_8BIT)},
 259         {N_("/_View/Decode/_Quoted printable"), DEC_ACTION(ENC_QUOTED_PRINTABLE)},
 260         {N_("/_View/Decode/_Base64"),           DEC_ACTION(ENC_BASE64)},
 261         {N_("/_View/Decode/_Uuencode"),         DEC_ACTION(ENC_X_UUENCODE)},
 262
 263 #undef DEC_SEPARATOR
 264 #undef DEC_ACTION
 265
 266         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
 267         {N_("/_View/Mess_age source"),  NULL, view_source_cb, 0, NULL},
 268         {N_("/_View/Show all _headers"),NULL, show_all_header_cb, 0, "<ToggleItem>"},
 269
 270         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
 271         {N_("/_Message/Compose _new message"),
 272                                         NULL, compose_cb, 0, NULL},
 273         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 274         {N_("/_Message/_Reply"),        NULL, reply_cb, COMPOSE_REPLY, NULL},
 275         {N_("/_Message/Repl_y to/_all"),
 276                                         NULL, reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 277         {N_("/_Message/Repl_y to/_sender"),
 278                                         NULL, reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 279         {N_("/_Message/Repl_y to/mailing _list"),
 280                                         NULL, reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 281         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 282         {N_("/_Message/_Forward"),      NULL, reply_cb, COMPOSE_FORWARD, NULL},
 283         {N_("/_Message/For_ward as attachment"),
 284                                         NULL, reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 285         {N_("/_Message/Redirec_t"),     NULL, reply_cb, COMPOSE_REDIRECT, NULL},
 286         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 287         {N_("/_Message/Re-_edit"),      NULL, reedit_cb, 0, NULL},
 288
 289         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
 290         {N_("/_Tools/_Address book"),   NULL, addressbook_open_cb, 0, NULL},
 291         {N_("/_Tools/Add sender to address boo_k"),
 292                                         NULL, add_address_cb, 0, NULL},
 293         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
 294         {N_("/_Tools/_Create filter rule"),
 295                                         NULL, NULL, 0, "<Branch>"},
 296         {N_("/_Tools/_Create filter rule/_Automatically"),
 297                                         NULL, create_filter_cb, FILTER_BY_AUTO, NULL},
 298         {N_("/_Tools/_Create filter rule/by _From"),
 299                                         NULL, create_filter_cb, FILTER_BY_FROM, NULL},
 300         {N_("/_Tools/_Create filter rule/by _To"),
 301                                         NULL, create_filter_cb, FILTER_BY_TO, NULL},
 302         {N_("/_Tools/_Create filter rule/by _Subject"),
 303                                         NULL, create_filter_cb, FILTER_BY_SUBJECT, NULL},
 304         {N_("/_Tools/Create processing rule"),
 305                                         NULL, NULL, 0, "<Branch>"},
 306         {N_("/_Tools/Create processing rule/_Automatically"),
 307                                         NULL, create_processing_cb, FILTER_BY_AUTO, NULL},
 308         {N_("/_Tools/Create processing rule/by _From"),
 309                                         NULL, create_processing_cb, FILTER_BY_FROM, NULL},
 310         {N_("/_Tools/Create processing rule/by _To"),
 311                                         NULL, create_processing_cb, FILTER_BY_TO, NULL},
 312         {N_("/_Tools/Create processing rule/by _Subject"),
 313                                         NULL, create_processing_cb, FILTER_BY_SUBJECT, NULL},
 314         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
 315         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
 316
 317         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
 318         {N_("/_Help/_About"),           NULL, about_cb, 0, NULL}
 319 };
 320
 321 MessageView *messageview_create(MainWindow *mainwin)
 322 {
 323         MessageView *messageview;
 324         GtkWidget *vbox;
 325         HeaderView *headerview;
 326         MimeView *mimeview;
 327         NoticeView *noticeview;
 328
 329         debug_print("Creating message view...\n");
 330         messageview = g_new0(MessageView, 1);
 331
 332         headerview = headerview_create();
 333
 334         noticeview = noticeview_create(mainwin);
 335
 336         mimeview = mimeview_create(mainwin);
 337         mimeview->textview = textview_create();
 338         mimeview->textview->messageview = messageview;
 339         mimeview->messageview = messageview;
 340
 341         vbox = gtk_vbox_new(FALSE, 0);
 342         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
 343                            FALSE, FALSE, 0);
 344         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
 345                            FALSE, FALSE, 0);
 346         gtk_box_pack_start(GTK_BOX(vbox),
 347                            GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
 348         gtk_widget_show(vbox);
 349
 350         messageview->vbox        = vbox;
 351         messageview->new_window  = FALSE;
 352         messageview->window      = NULL;
 353         messageview->headerview  = headerview;
 354         messageview->mimeview    = mimeview;
 355         messageview->noticeview = noticeview;
 356         messageview->mainwin    = mainwin;
 357
 358         messageview->statusbar     = NULL;
 359         messageview->statusbar_cid = 0;
 360
 361         messageview->msginfo_update_callback_id =
 362                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, messageview_update_msg, (gpointer) messageview);
 363
 364         return messageview;
 365 }
 366
 367 GList *messageview_get_msgview_list(void)
 368 {
 369         return msgview_list;
 370 }
 371
 372 void messageview_update_actions_menu(MessageView *msgview)
 373 {
 374         GtkItemFactory *ifactory;
 375
 376         /* Messages opened in a new window do not have a menu bar */
 377         if (msgview->menubar == NULL)
 378                 return;
 379         ifactory = gtk_item_factory_from_widget(msgview->menubar);
 380         action_update_msgview_menu(ifactory, "/Tools/Actions", msgview);
 381 }
 382
 383 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window)
 384 {
 385         GtkWidget *handlebox;
 386         GtkWidget *vbox;
 387         GtkWidget *menubar;
 388         GtkWidget *statusbar;
 389         guint n_menu_entries;
 390
 391         vbox = gtk_vbox_new(FALSE, 0);
 392         gtk_widget_show(vbox);
 393         gtk_container_add(GTK_CONTAINER(window), vbox);
 394
 395         n_menu_entries = sizeof(msgview_entries) / sizeof(msgview_entries[0]);
 396         menubar = menubar_create(window, msgview_entries,
 397                                  n_menu_entries, "<MessageView>", msgview);
 398         gtk_widget_show(menubar);
 399         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
 400
 401         handlebox = gtk_handle_box_new();
 402         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
 403         gtk_widget_realize(handlebox);
 404         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
 405                                           (gpointer)msgview);
 406
 407         statusbar = gtk_statusbar_new();
 408         gtk_widget_show(statusbar);
 409         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
 410         msgview->statusbar = statusbar;
 411         msgview->statusbar_cid = gtk_statusbar_get_context_id
 412                 (GTK_STATUSBAR(statusbar), "Message View");
 413
 414         msgview->handlebox = handlebox;
 415         msgview->menubar   = menubar;
 416
 417         gtk_container_add(GTK_CONTAINER(vbox),
 418                           GTK_WIDGET_PTR(msgview));
 419
 420         messageview_update_actions_menu(msgview);
 421
 422         msgview_list = g_list_append(msgview_list, msgview);
 423 }
 424
 425 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
 426 {
 427         MessageView *msgview;
 428         GtkWidget *window;
 429         static GdkGeometry geometry;
 430
 431         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 432         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
 433         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 434
 435         if (!geometry.min_height) {
 436                 geometry.min_width = 320;
 437                 geometry.min_height = 200;
 438         }
 439         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 440                                       GDK_HINT_MIN_SIZE);
 441
 442         gtk_widget_set_size_request(window, prefs_common.msgwin_width,
 443                                     prefs_common.msgwin_height);
 444
 445         msgview = messageview_create(mainwin);
 446
 447         g_signal_connect(G_OBJECT(window), "size_allocate",
 448                          G_CALLBACK(messageview_size_allocate_cb),
 449                          msgview);
 450         g_signal_connect(G_OBJECT(window), "delete_event",
 451                          G_CALLBACK(messageview_delete_cb), msgview);
 452         g_signal_connect(G_OBJECT(window), "key_press_event",
 453                          G_CALLBACK(key_pressed), msgview);
 454
 455         messageview_add_toolbar(msgview, window);
 456
 457         gtk_widget_grab_focus(msgview->mimeview->textview->text);
 458         gtk_widget_show(window);
 459
 460         msgview->new_window = TRUE;
 461         msgview->window = window;
 462         msgview->visible = TRUE;
 463
 464         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox,
 465                           prefs_common.toolbar_style);
 466         messageview_init(msgview);
 467
 468         return msgview;
 469 }
 470
 471 void messageview_init(MessageView *messageview)
 472 {
 473         headerview_init(messageview->headerview);
 474         mimeview_init(messageview->mimeview);
 475         /*messageview_set_font(messageview);*/
 476
 477         noticeview_hide(messageview->noticeview);
 478 }
 479
 480 static void notification_convert_header(gchar *dest, gint len,
 481                                         const gchar *src_,
 482                                         gint header_len)
 483 {
 484         char *src;
 485
 486         g_return_if_fail(src_ != NULL);
 487         g_return_if_fail(dest != NULL);
 488
 489         if (len < 1) return;
 490
 491         Xstrndup_a(src, src_, len, return);
 492
 493         remove_return(src);
 494
 495         if (is_ascii_str(src)) {
 496                 strncpy2(dest, src, len);
 497                 dest[len - 1] = '\0';
 498                 return;
 499         } else
 500                 conv_encode_header(dest, len, src, header_len, FALSE);
 501 }
 502
 503 static gint disposition_notification_send(MsgInfo *msginfo)
 504 {
 505         gchar buf[BUFFSIZE];
 506         gchar tmp[MAXPATHLEN + 1];
 507         FILE *fp;
 508         GList *ac_list;
 509         PrefsAccount *account = NULL;
 510         gint ok;
 511         gchar *to;
 512         FolderItem *queue, *outbox;
 513         gint num;
 514         gchar *path;
 515         gchar *addr;
 516         gchar *addrp;
 517
 518         if ((!msginfo->returnreceiptto) &&
 519             (!msginfo->dispositionnotificationto))
 520                 return -1;
 521
 522         /* RFC2298: Test for Return-Path */
 523         if (msginfo->dispositionnotificationto)
 524                 to = msginfo->dispositionnotificationto;
 525         else
 526                 to = msginfo->returnreceiptto;
 527
 528         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
 529                                 "Return-Path:");
 530         if (ok == 0) {
 531                 gchar *to_addr = g_strdup(to);
 532                 extract_address(to_addr);
 533                 extract_address(buf);
 534                 ok = strcmp(to_addr, buf);
 535                 g_free(to_addr);
 536         } else {
 537                 strncpy(buf, _("<No Return-Path found>"),
 538                                 sizeof(buf));
 539         }
 540
 541         if (ok != 0) {
 542                 AlertValue val;
 543                 gchar *message;
 544                 message = g_strdup_printf(
 545                                  _("The notification address to which the "
 546                                    "return receipt is to be sent\n"
 547                                    "does not correspond to the return path:\n"
 548                                    "Notification address: %s\n"
 549                                    "Return path: %s\n"
 550                                    "It is advised to not to send the return "
 551                                    "receipt."), to, buf);
 552                 val = alertpanel_with_type(_("Warning"), message, _("Send"),
 553                                 _("+Don't Send"), NULL, NULL, ALERT_WARNING);
 554                 g_free(message);
 555                 if (val != G_ALERTDEFAULT)
 556                         return -1;
 557         }
 558
 559         ac_list = account_find_all_from_address(NULL, msginfo->to);
 560         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
 561
 562         if (ac_list == NULL) {
 563                 AlertValue val =
 564                 alertpanel_with_type(_("Warning"),
 565                                 _("This message is asking for a return "
 566                                    "receipt notification\n"
 567                                    "but according to its 'To:' and 'CC:' "
 568                                    "headers it was not\nofficially addressed "
 569                                    "to you.\n"
 570                                    "It is advised to not to send the return ."
 571                                    "receipt."),
 572                                 _("Send"), _("+Don't Send"), NULL,
 573                                 NULL, ALERT_WARNING);
 574                 if (val != G_ALERTDEFAULT)
 575                         return -1;
 576         }
 577
 578         if (g_list_length(ac_list) > 1)
 579                 account = select_account_from_list(ac_list);
 580         else if (ac_list != NULL)
 581                 account = (PrefsAccount *) ac_list->data;
 582         g_list_free(ac_list);
 583
 584         if (account == NULL)
 585                 account = account_get_default();
 586         if (!account || account->protocol == A_NNTP) {
 587                 alertpanel_error(_("Account for sending mail is not specified.\n"
 588                                    "Please select a mail account before sending."));
 589                 return -1;
 590         }
 591
 592         /* write to temporary file */
 593         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
 594                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
 595
 596         if ((fp = fopen(tmp, "wb")) == NULL) {
 597                 FILE_OP_ERROR(tmp, "fopen");
 598                 return -1;
 599         }
 600
 601         /* chmod for security */
 602         if (change_file_mode_rw(fp, tmp) < 0) {
 603                 FILE_OP_ERROR(tmp, "chmod");
 604                 g_warning("can't change file mode\n");
 605         }
 606
 607         addr = g_strdup(to);
 608
 609         extract_address(addr);
 610         addrp = addr;
 611
 612         /* write queue headers */
 613         fprintf(fp, "AF:\n");
 614         fprintf(fp, "NF:0\n");
 615         fprintf(fp, "PS:10\n");
 616         fprintf(fp, "SRH:1\n");
 617         fprintf(fp, "SFN:\n");
 618         fprintf(fp, "DSR:\n");
 619         fprintf(fp, "MID:\n");
 620         fprintf(fp, "CFG:\n");
 621         fprintf(fp, "PT:0\n");
 622         fprintf(fp, "S:%s\n", account->address);
 623         fprintf(fp, "RQ:\n");
 624         if (account->smtp_server)
 625                 fprintf(fp, "SSV:%s\n", account->smtp_server);
 626         else
 627                 fprintf(fp, "SSV:\n");
 628         fprintf(fp, "SSH:\n");
 629         fprintf(fp, "R:<%s>\n", addrp);
 630
 631         g_free(addrp);
 632
 633         /* check whether we need to save the message */
 634         outbox = account_get_special_folder(account, F_OUTBOX);
 635         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
 636                 outbox = NULL;
 637         if (outbox) {
 638                 path = folder_item_get_identifier(outbox);
 639                 fprintf(fp, "SCF:%s\n", path);
 640                 g_free(path);
 641         }
 642
 643         fprintf(fp, "\n");
 644
 645         /* Date */
 646         get_rfc822_date(buf, sizeof(buf));
 647         fprintf(fp, "Date: %s\n", buf);
 648
 649         /* From */
 650         if (account->name && *account->name) {
 651                 notification_convert_header
 652                         (buf, sizeof(buf), account->name,
 653                          strlen("From: "));
 654                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
 655         } else
 656                 fprintf(fp, "From: %s\n", account->address);
 657
 658         fprintf(fp, "To: %s\n", to);
 659
 660         /* Subject */
 661         notification_convert_header(buf, sizeof(buf), msginfo->subject,
 662                                     strlen("Subject: "));
 663         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
 664
 665         /* Message ID */
 666         generate_msgid(buf, sizeof(buf));
 667         fprintf(fp, "Message-ID: <%s>\n", buf);
 668
 669         if (fclose(fp) == EOF) {
 670                 FILE_OP_ERROR(tmp, "fclose");
 671                 unlink(tmp);
 672                 return -1;
 673         }
 674
 675         /* put it in queue */
 676         queue = account_get_special_folder(account, F_QUEUE);
 677         if (!queue) queue = folder_get_default_queue();
 678         if (!queue) {
 679                 g_warning("can't find queue folder\n");
 680                 unlink(tmp);
 681                 return -1;
 682         }
 683         folder_item_scan(queue);
 684         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
 685                 g_warning("can't queue the message\n");
 686                 unlink(tmp);
 687                 return -1;
 688         }
 689
 690         if (prefs_common.work_offline)
 691                 if (alertpanel(_("Offline warning"),
 692                                _("You're working offline. Override?"),
 693                                _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 694                         return 0;
 695
 696         /* send it */
 697         path = folder_item_fetch_msg(queue, num);
 698         ok = procmsg_send_message_queue(path);
 699         g_free(path);
 700         folder_item_remove_msg(queue, num);
 701
 702         return ok;
 703 }
 704
 705 GList *messageview_get_window_list(void)
 706 {
 707         return messageview_list;
 708 }
 709
 710 static gboolean find_encrypted_func(GNode *node, gpointer data)
 711 {
 712         MimeInfo *mimeinfo = (MimeInfo *) node->data;
 713         MimeInfo **encinfo = (MimeInfo **) data;
 714
 715         if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
 716                 *encinfo = mimeinfo;
 717                 return TRUE;
 718         }
 719
 720         return FALSE;
 721 }
 722
 723 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
 724 {
 725         MimeInfo *encinfo = NULL;
 726
 727         g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
 728                 find_encrypted_func, &encinfo);
 729
 730         return encinfo;
 731 }
 732
 733 gint messageview_show(MessageView *messageview, MsgInfo *msginfo,
 734                       gboolean all_headers)
 735 {
 736         gchar *file;
 737         MimeInfo *mimeinfo, *encinfo;
 738
 739         g_return_val_if_fail(msginfo != NULL, -1);
 740
 741         mimeinfo = procmime_scan_message(msginfo);
 742         if (!mimeinfo) {
 743                 textview_show_error(messageview->mimeview->textview);
 744                 return -1;
 745         }
 746
 747         while ((encinfo = find_encrypted_part(mimeinfo)) != NULL) {
 748                 debug_print("decrypting message part\n");
 749                 if (privacy_mimeinfo_decrypt(encinfo) < 0)
 750                         break;
 751         }
 752
 753         file = procmsg_get_message_file_path(msginfo);
 754         if (!file) {
 755                 g_warning("can't get message file path.\n");
 756                 procmime_mimeinfo_free_all(mimeinfo);
 757                 textview_show_error(messageview->mimeview->textview);
 758                 return -1;
 759         }
 760
 761         if (messageview->msginfo != msginfo) {
 762                 procmsg_msginfo_free(messageview->msginfo);
 763                 messageview->msginfo = procmsg_msginfo_get_full_info(msginfo);
 764                 if (!messageview->msginfo)
 765                         messageview->msginfo = procmsg_msginfo_copy(msginfo);
 766         }
 767         headerview_show(messageview->headerview, messageview->msginfo);
 768
 769         textview_set_all_headers(messageview->mimeview->textview,
 770                         messageview->all_headers);
 771
 772         mimeview_show_message(messageview->mimeview, mimeinfo, file);
 773         messageview_set_position(messageview, 0);
 774
 775         if (messageview->msginfo->partial_recv)
 776                 partial_recv_show(messageview->noticeview,
 777                                   messageview->msginfo);
 778         else if ((messageview->msginfo->dispositionnotificationto ||
 779              messageview->msginfo->returnreceiptto) &&
 780             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags))
 781                 return_receipt_show(messageview->noticeview,
 782                                     messageview->msginfo);
 783         else
 784                 noticeview_hide(messageview->noticeview);
 785
 786         mimeinfo = procmime_mimeinfo_next(mimeinfo);
 787         if (mimeinfo && (mimeinfo->type != MIMETYPE_TEXT ||
 788             (strcmp(mimeinfo->subtype, "plain") &&
 789              strcmp(mimeinfo->subtype, "html")))) {
 790                 mimeview_show_part(messageview->mimeview,mimeinfo);
 791         }
 792
 793         g_free(file);
 794
 795         return 0;
 796 }
 797
 798 void messageview_reflect_prefs_pixmap_theme(void)
 799 {
 800         GList *cur;
 801         MessageView *msgview;
 802
 803         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 804                 msgview = (MessageView*)cur->data;
 805                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
 806                 mimeview_update(msgview->mimeview);
 807         }
 808 }
 809
 810 void messageview_clear(MessageView *messageview)
 811 {
 812         procmsg_msginfo_free(messageview->msginfo);
 813         messageview->msginfo = NULL;
 814         messageview->filtered = FALSE;
 815         mimeview_clear(messageview->mimeview);
 816         headerview_clear(messageview->headerview);
 817         noticeview_hide(messageview->noticeview);
 818 }
 819
 820 void messageview_destroy(MessageView *messageview)
 821 {
 822         debug_print("destroy messageview\n");
 823         messageview_list = g_list_remove(messageview_list, messageview);
 824
 825         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
 826                               messageview->msginfo_update_callback_id);
 827
 828         headerview_destroy(messageview->headerview);
 829         mimeview_destroy(messageview->mimeview);
 830         noticeview_destroy(messageview->noticeview);
 831
 832         procmsg_msginfo_free(messageview->msginfo);
 833         toolbar_clear_list(TOOLBAR_MSGVIEW);
 834         if (messageview->toolbar) {
 835                 toolbar_destroy(messageview->toolbar);
 836                 g_free(messageview->toolbar);
 837         }
 838
 839         msgview_list = g_list_remove(msgview_list, messageview);
 840
 841         if (messageview->window)
 842                 gtk_widget_destroy(messageview->window);
 843         g_free(messageview);
 844 }
 845
 846 void messageview_delete(MessageView *msgview)
 847 {
 848         MsgInfo *msginfo = NULL;
 849         FolderItem *trash = NULL;
 850         PrefsAccount *ac = NULL;
 851
 852         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
 853                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
 854
 855         /* need a procmsg_msginfo_equal() */
 856         if (msginfo && msgview->msginfo &&
 857             msginfo->msgnum == msgview->msginfo->msgnum &&
 858             msginfo->folder == msgview->msginfo->folder) {
 859                 summary_delete_trash(msgview->mainwin->summaryview);
 860         } else {
 861                 msginfo = msgview->msginfo;
 862
 863                 g_return_if_fail(msginfo != NULL);
 864
 865                 /* to get the trash folder, we have to choose either
 866                  * the folder's or account's trash default - we prefer
 867                  * the one in the account prefs */
 868                 if (msginfo->folder) {
 869                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
 870                                 trash = account_get_special_folder(ac, F_TRASH);
 871                         if (!trash && msginfo->folder->folder)
 872                                 trash = msginfo->folder->folder->trash;
 873                         /* if still not found, use the default */
 874                         if (!trash)
 875                                 trash = folder_get_default_trash();
 876                 }
 877
 878                 g_return_if_fail(trash != NULL);
 879
 880                 if (prefs_common.immediate_exec)
 881                         /* TODO: Delete from trash */
 882                         folder_item_move_msg(trash, msginfo);
 883                 else {
 884                         procmsg_msginfo_set_to_folder(msginfo, trash);
 885                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
 886                         /* NOTE: does not update to next message in summaryview */
 887                 }
 888         }
 889 }
 890
 891 /*
 892  * \brief update messageview with currently selected message in summaryview
 893  *        leave unchanged if summaryview is empty
 894  * \param pointer to MessageView
 895  */
 896 static void messageview_update(MessageView *msgview)
 897 {
 898         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
 899
 900         g_return_if_fail(summaryview != NULL);
 901
 902         if (summaryview->selected) {
 903                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 904                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree,
 905                                                       summaryview->selected);
 906                 g_return_if_fail(msginfo != NULL);
 907
 908                 messageview_show(msgview, msginfo,
 909                                  msgview->all_headers);
 910         }
 911 }
 912
 913 void messageview_quote_color_set(void)
 914 {
 915 }
 916
 917 void messageview_set_font(MessageView *messageview)
 918 {
 919 }
 920
 921 TextView *messageview_get_current_textview(MessageView *messageview)
 922 {
 923         TextView *text = NULL;
 924
 925         text = messageview->mimeview->textview;
 926
 927         return text;
 928 }
 929
 930 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
 931 {
 932         return mimeview_get_selected_part(messageview->mimeview);
 933 }
 934
 935 void messageview_copy_clipboard(MessageView *messageview)
 936 {
 937         TextView *text;
 938
 939         text = messageview_get_current_textview(messageview);
 940         if (text) {
 941                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
 942                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
 943                 GtkClipboard *clipboard
 944                         = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
 945
 946                 gtk_text_buffer_copy_clipboard(buffer, clipboard);
 947         }
 948 }
 949
 950 void messageview_select_all(MessageView *messageview)
 951 {
 952         TextView *text;
 953
 954         text = messageview_get_current_textview(messageview);
 955         if (text) {
 956                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
 957                 GtkTextBuffer *buffer;
 958                 GtkTextIter start, end;
 959
 960                 buffer = gtk_text_view_get_buffer(textview);
 961                 gtk_text_buffer_get_bounds(buffer, &start, &end);
 962                 gtk_text_buffer_select_range(buffer, &start, &end);
 963         }
 964 }
 965
 966 void messageview_set_position(MessageView *messageview, gint pos)
 967 {
 968         TextView *text;
 969
 970         text = messageview_get_current_textview(messageview);
 971         if (text)
 972                 textview_set_position(text, pos);
 973 }
 974
 975 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
 976                                    gboolean case_sens)
 977 {
 978         TextView *text;
 979
 980         text = messageview_get_current_textview(messageview);
 981         if (text)
 982                 return textview_search_string(text, str, case_sens);
 983         return FALSE;
 984 }
 985
 986 gboolean messageview_search_string_backward(MessageView *messageview,
 987                                             const gchar *str,
 988                                             gboolean case_sens)
 989 {
 990         TextView *text;
 991
 992         text = messageview_get_current_textview(messageview);
 993         if (text)
 994                 return textview_search_string_backward(text,
 995                                                        str, case_sens);
 996         return FALSE;
 997 }
 998
 999 gboolean messageview_is_visible(MessageView *messageview)
1000 {
1001         return messageview->visible;
1002 }
1003
1004 void messageview_save_as(MessageView *messageview)
1005 {
1006         gchar *filename = NULL;
1007         MsgInfo *msginfo;
1008         gchar *src, *dest, *tmp;
1009
1010         if (!messageview->msginfo) return;
1011         msginfo = messageview->msginfo;
1012
1013         if (msginfo->subject) {
1014                 Xstrdup_a(filename, msginfo->subject, return);
1015                 subst_for_filename(filename);
1016         }
1017         dest = filesel_select_file_save(_("Save as"), filename);
1018         if (!dest) return;
1019         if (is_file_exist(dest)) {
1020                 AlertValue aval;
1021
1022                 aval = alertpanel(_("Overwrite"),
1023                                   _("Overwrite existing file?"),
1024                                   GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL);
1025                 if (G_ALERTDEFAULT != aval) return;
1026         }
1027
1028         src = procmsg_get_message_file(msginfo);
1029         if (copy_file(src, dest, TRUE) < 0) {
1030                 tmp =  g_path_get_basename(dest);
1031                 alertpanel_error(_("Can't save the file `%s'."), tmp);
1032                 g_free(tmp);
1033         }
1034         g_free(dest);
1035         g_free(src);
1036 }
1037
1038 static gint messageview_delete_cb(GtkWidget *widget, GdkEventAny *event,
1039                                   MessageView *messageview)
1040 {
1041         messageview_destroy(messageview);
1042         return TRUE;
1043 }
1044
1045 static void messageview_size_allocate_cb(GtkWidget *widget,
1046                                          GtkAllocation *allocation)
1047 {
1048         g_return_if_fail(allocation != NULL);
1049
1050         prefs_common.msgwin_width  = allocation->width;
1051         prefs_common.msgwin_height = allocation->height;
1052 }
1053
1054 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1055                         MessageView *messageview)
1056 {
1057         if (event && event->keyval == GDK_Escape && messageview->window) {
1058                 messageview_destroy(messageview);
1059                 return TRUE;
1060         }
1061         return FALSE;
1062 }
1063
1064 void messageview_toggle_view_real(MessageView *messageview)
1065 {
1066         MainWindow *mainwin = messageview->mainwin;
1067         union CompositeWin *cwin = &mainwin->win;
1068         GtkWidget *vpaned = NULL;
1069         GtkWidget *container = NULL;
1070         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1071
1072         switch (mainwin->type) {
1073         case SEPARATE_NONE:
1074                 vpaned = cwin->sep_none.vpaned;
1075                 container = cwin->sep_none.hpaned;
1076                 break;
1077         case SEPARATE_FOLDER:
1078                 vpaned = cwin->sep_folder.vpaned;
1079                 container = mainwin->vbox_body;
1080                 break;
1081         case SEPARATE_MESSAGE:
1082         case SEPARATE_BOTH:
1083                 return;
1084         }
1085
1086         if (vpaned->parent != NULL) {
1087                 gtk_widget_ref(vpaned);
1088                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
1089                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
1090                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
1091         } else {
1092                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
1093                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1094                 gtk_widget_unref(vpaned);
1095                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
1096                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
1097         }
1098 }
1099
1100 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1101 {
1102         noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1103         noticeview_set_button_text(noticeview, _("Send receipt"));
1104         noticeview_set_button_press_callback(noticeview,
1105                                              G_CALLBACK(return_receipt_send_clicked),
1106                                              (gpointer) msginfo);
1107         noticeview_show(noticeview);
1108 }
1109
1110 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1111 {
1112         MsgInfo *tmpmsginfo;
1113         gchar *file;
1114
1115         file = procmsg_get_message_file_path(msginfo);
1116         if (!file) {
1117                 g_warning("can't get message file path.\n");
1118                 return;
1119         }
1120
1121         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1122         tmpmsginfo->folder = msginfo->folder;
1123         tmpmsginfo->msgnum = msginfo->msgnum;
1124
1125         if (disposition_notification_send(tmpmsginfo) >= 0) {
1126                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1127                 noticeview_hide(noticeview);
1128         }
1129
1130         procmsg_msginfo_free(tmpmsginfo);
1131         g_free(file);
1132 }
1133
1134 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1135 {
1136         gchar *text = NULL;
1137         gchar *button1 = NULL;
1138         gchar *button2 = NULL;
1139         void  *button1_cb = NULL;
1140         void  *button2_cb = NULL;
1141
1142         if (!partial_msg_in_uidl_list(msginfo)) {
1143                 text = g_strdup_printf(_("This message has been partially "
1144                                 "retrieved,\nand has been deleted from the "
1145                                 "server."));
1146         } else {
1147                 switch (msginfo->planned_download) {
1148                 case POP3_PARTIAL_DLOAD_UNKN:
1149                         text = g_strdup_printf(_("This message has been "
1150                                         "partially retrieved;\nit is %s."),
1151                                         to_human_readable(
1152                                                 (off_t)(msginfo->total_size)));
1153                         button1 = _("Mark for download");
1154                         button2 = _("Mark for deletion");
1155                         button1_cb = partial_recv_dload_clicked;
1156                         button2_cb = partial_recv_del_clicked;
1157                         break;
1158                 case POP3_PARTIAL_DLOAD_DLOAD:
1159                         text = g_strdup_printf(_("This message has been "
1160                                         "partially retrieved;\nit is %s and "
1161                                         "will be downloaded."),
1162                                         to_human_readable(
1163                                                 (off_t)(msginfo->total_size)));
1164                         button1 = _("Unmark");
1165                         button1_cb = partial_recv_unmark_clicked;
1166                         button2 = _("Mark for deletion");
1167                         button2_cb = partial_recv_del_clicked;
1168                         break;
1169                 case POP3_PARTIAL_DLOAD_DELE:
1170                         text = g_strdup_printf(_("This message has been "
1171                                         "partially retrieved;\nit is %s and "
1172                                         "will be deleted."),
1173                                         to_human_readable(
1174                                                 (off_t)(msginfo->total_size)));
1175                         button1 = _("Mark for download");
1176                         button1_cb = partial_recv_dload_clicked;
1177                         button2 = _("Unmark");
1178                         button2_cb = partial_recv_unmark_clicked;
1179                         break;
1180                 default:
1181                         return;
1182                 }
1183         }
1184
1185         noticeview_set_text(noticeview, text);
1186         g_free(text);
1187         noticeview_set_button_text(noticeview, button1);
1188         noticeview_set_button_press_callback(noticeview,
1189                      G_CALLBACK(button1_cb), (gpointer) msginfo);
1190
1191         noticeview_set_2ndbutton_text(noticeview, button2);
1192         noticeview_set_2ndbutton_press_callback(noticeview,
1193                      G_CALLBACK(button2_cb), (gpointer) msginfo);
1194
1195         noticeview_show(noticeview);
1196 }
1197
1198 static void partial_recv_dload_clicked(NoticeView *noticeview,
1199                                        MsgInfo *msginfo)
1200 {
1201         if (partial_mark_for_download(msginfo) == 0) {
1202                 partial_recv_show(noticeview, msginfo);
1203         }
1204 }
1205
1206 static void partial_recv_del_clicked(NoticeView *noticeview,
1207                                        MsgInfo *msginfo)
1208 {
1209         if (partial_mark_for_delete(msginfo) == 0) {
1210                 partial_recv_show(noticeview, msginfo);
1211         }
1212 }
1213
1214 static void partial_recv_unmark_clicked(NoticeView *noticeview,
1215                                        MsgInfo *msginfo)
1216 {
1217         if (partial_unmark(msginfo) == 0) {
1218                 partial_recv_show(noticeview, msginfo);
1219         }
1220 }
1221
1222 static void select_account_cb(GtkWidget *w, gpointer data)
1223 {
1224         *(gint*)data = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(w), MENU_VAL_ID));
1225 }
1226
1227 static PrefsAccount *select_account_from_list(GList *ac_list)
1228 {
1229         GtkWidget *optmenu;
1230         GtkWidget *menu;
1231         gint account_id;
1232
1233         g_return_val_if_fail(ac_list != NULL, NULL);
1234         g_return_val_if_fail(ac_list->data != NULL, NULL);
1235
1236         optmenu = gtk_option_menu_new();
1237         menu = gtkut_account_menu_new(ac_list,
1238                         G_CALLBACK(select_account_cb),
1239                         &account_id);
1240         if (!menu)
1241                 return NULL;
1242         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1243         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1244         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1245         if (alertpanel_with_widget(
1246                                 _("Return Receipt Notification"),
1247                                 _("The message was sent to several of your "
1248                                   "accounts.\n"
1249                                   "Please choose which account do you want to "
1250                                   "use for sending the receipt notification:"),
1251                                 _("Send Notification"), _("+Cancel"), NULL,
1252                                 optmenu) != G_ALERTDEFAULT)
1253                 return NULL;
1254         return account_find_from_id(account_id);
1255 }
1256
1257 /*
1258  * \brief return selected messageview text, when nothing is
1259  *        selected and message was filtered, return complete text
1260  *
1261  * \param  pointer to Messageview
1262  *
1263  * \return pointer to text (needs to be free'd by calling func)
1264  */
1265 gchar *messageview_get_selection(MessageView *msgview)
1266 {
1267         TextView *textview;
1268         gchar *text = NULL;
1269         GtkTextView *edit = NULL;
1270         GtkTextBuffer *textbuf;
1271         gint body_pos = 0;
1272
1273         g_return_val_if_fail(msgview != NULL, NULL);
1274
1275         textview = messageview_get_current_textview(msgview);
1276         g_return_val_if_fail(textview != NULL, NULL);
1277
1278         edit = GTK_TEXT_VIEW(textview->text);
1279         g_return_val_if_fail(edit != NULL, NULL);
1280         body_pos = textview->body_pos;
1281
1282         textbuf = gtk_text_view_get_buffer(edit);
1283
1284         if (gtk_text_buffer_get_selection_bounds(textbuf, NULL, NULL))
1285                 return gtkut_text_view_get_selection(edit);
1286         else if (msgview->filtered) {
1287                 GtkTextIter start_iter, end_iter;
1288                 gtk_text_buffer_get_iter_at_offset(textbuf, &start_iter, body_pos);
1289                 gtk_text_buffer_get_end_iter(textbuf, &end_iter);
1290                 gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter, FALSE);
1291         } else
1292                 text = NULL;
1293
1294         return text;
1295 }
1296
1297 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1298 {
1299         MessageView *messageview = (MessageView *)data;
1300         messageview_save_as(messageview);
1301 }
1302
1303 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1304 {
1305         MessageView *messageview = (MessageView *)data;
1306         gchar *cmdline;
1307         gchar *p;
1308
1309         if (!messageview->msginfo) return;
1310
1311         cmdline = input_dialog(_("Print"),
1312                                _("Enter the print command line:\n"
1313                                  "(`%s' will be replaced with file name)"),
1314                                prefs_common.print_cmd);
1315         if (!cmdline) return;
1316         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1317             strchr(p + 2, '%')) {
1318                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
1319                                  cmdline);
1320                 g_free(cmdline);
1321                 return;
1322         }
1323
1324         procmsg_print_message(messageview->msginfo, cmdline);
1325         g_free(cmdline);
1326 }
1327
1328 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1329 {
1330         MessageView *messageview = (MessageView *)data;
1331         messageview_destroy(messageview);
1332 }
1333
1334 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1335 {
1336         MessageView *messageview = (MessageView *)data;
1337         messageview_copy_clipboard(messageview);
1338 }
1339
1340 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1341 {
1342         MessageView *messageview = (MessageView *)data;
1343         messageview_select_all(messageview);
1344 }
1345
1346 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1347 {
1348         MessageView *messageview = (MessageView *)data;
1349         message_search(messageview);
1350 }
1351
1352 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1353 {
1354         MessageView *messageview = (MessageView *)data;
1355         const gchar *charset;
1356
1357         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1358                 charset = conv_get_charset_str((CharSet)action);
1359                 g_free(messageview->forced_charset);
1360                 messageview->forced_charset = g_strdup(charset);
1361                 procmime_force_charset(charset);
1362
1363                 messageview_show(messageview, messageview->msginfo, FALSE);
1364         }
1365 }
1366
1367 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1368 {
1369         MessageView *messageview = (MessageView *)data;
1370         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1371                 messageview->forced_encoding = (EncodingType)action;
1372
1373                 messageview_show(messageview, messageview->msginfo, FALSE);
1374
1375                 debug_print("forced encoding: %d\n", action);
1376         }
1377 }
1378
1379
1380 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1381 {
1382         MessageView *messageview = (MessageView *)data;
1383         SourceWindow *srcwin;
1384
1385         if (!messageview->msginfo) return;
1386
1387         srcwin = source_window_create();
1388         source_window_show_msg(srcwin, messageview->msginfo);
1389         source_window_show(srcwin);
1390 }
1391
1392 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1393 {
1394         MessageView *messageview = (MessageView *)data;
1395         MsgInfo *msginfo = messageview->msginfo;
1396
1397         messageview->all_headers =
1398                         GTK_CHECK_MENU_ITEM(widget)->active;
1399         if (!msginfo) return;
1400         messageview->msginfo = NULL;
1401         messageview_show(messageview, msginfo,
1402                          GTK_CHECK_MENU_ITEM(widget)->active);
1403         procmsg_msginfo_free(msginfo);
1404         main_window_set_menu_sensitive(messageview->mainwin);
1405 }
1406
1407 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1408 {
1409         MessageView *messageview = (MessageView *)data;
1410         PrefsAccount *ac = NULL;
1411         FolderItem *item = NULL;
1412
1413         if (messageview->msginfo)
1414                 item = messageview->msginfo->folder;
1415
1416         if (item) {
1417                 ac = account_find_from_item(item);
1418                 if (ac && ac->protocol == A_NNTP &&
1419                     item->stype == F_NEWS) {
1420                         compose_new(ac, item->path, NULL);
1421                         return;
1422                 }
1423         }
1424
1425         compose_new(ac, NULL, NULL);
1426 }
1427
1428 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1429 {
1430         MessageView *messageview = (MessageView *)data;
1431         GSList *msginfo_list = NULL;
1432
1433         g_return_if_fail(messageview->msginfo);
1434
1435         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1436         compose_reply_from_messageview(messageview, msginfo_list, action);
1437         g_slist_free(msginfo_list);
1438 }
1439
1440 static void reedit_cb(gpointer data, guint action, GtkWidget *widget)
1441 {
1442         MessageView *messageview = (MessageView *)data;
1443         MsgInfo *msginfo;
1444
1445         if (!messageview->msginfo) return;
1446         msginfo = messageview->msginfo;
1447         if (!msginfo->folder) return;
1448         if (msginfo->folder->stype != F_OUTBOX &&
1449             msginfo->folder->stype != F_DRAFT &&
1450             msginfo->folder->stype != F_QUEUE) return;
1451
1452         compose_reedit(msginfo);
1453 }
1454
1455 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1456 {
1457         addressbook_open(NULL);
1458 }
1459
1460 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1461 {
1462         MessageView *messageview = (MessageView *)data;
1463         MsgInfo *msginfo;
1464         gchar *from;
1465
1466         if (!messageview->msginfo) return;
1467         msginfo = messageview->msginfo;
1468         Xstrdup_a(from, msginfo->from, return);
1469         eliminate_address_comment(from);
1470         extract_address(from);
1471         addressbook_add_contact(msginfo->fromname, from, NULL);
1472 }
1473
1474 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1475 {
1476         MessageView *messageview = (MessageView *)data;
1477         FolderItem * item;
1478
1479         if (!messageview->msginfo) return;
1480
1481         item = messageview->msginfo->folder;
1482         summary_msginfo_filter_open(item,  messageview->msginfo,
1483                                     (PrefsFilterType)action, 0);
1484 }
1485
1486 static void create_processing_cb(gpointer data, guint action,
1487                                  GtkWidget *widget)
1488 {
1489         MessageView *messageview = (MessageView *)data;
1490         FolderItem * item;
1491
1492         if (!messageview->msginfo) return;
1493
1494         item = messageview->msginfo->folder;
1495         summary_msginfo_filter_open(item,  messageview->msginfo,
1496                                     (PrefsFilterType)action, 1);
1497 }
1498
1499 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1500 {
1501         about_show();
1502 }
1503
1504 static gboolean messageview_update_msg(gpointer source, gpointer data)
1505 {
1506         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1507         MessageView *messageview = (MessageView *)data;
1508
1509         if (messageview->msginfo != msginfo_update->msginfo)
1510                 return FALSE;
1511
1512         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1513                 messageview_clear(messageview);
1514                 messageview_update(messageview);
1515         }
1516
1517         return FALSE;
1518 }
1519
1520 void messageview_set_menu_sensitive(MessageView *messageview)
1521 {
1522         GtkItemFactory *ifactory;
1523         GtkWidget *menuitem;
1524
1525         if (!messageview || !messageview->new_window)
1526                 return;
1527         /* do some smart things */
1528         if (!messageview->menubar) return;
1529         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1530         if (!ifactory) return;
1531         if (messageview->mainwin->type == SEPARATE_MESSAGE) {
1532                 menuitem = gtk_item_factory_get_widget(ifactory, "/View/Show all headers");
1533                 gtk_check_menu_item_set_active
1534                         (GTK_CHECK_MENU_ITEM(menuitem),
1535                          messageview->mimeview->textview->show_all_headers);
1536         }
1537 }