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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 #include "gedit-print.h"
  65 #include "inc.h"
  66
  67 static GList *messageview_list = NULL;
  68
  69 static gint messageview_delete_cb       (GtkWidget              *widget,
  70                                          GdkEventAny            *event,
  71                                          MessageView            *messageview);
  72 static void messageview_size_allocate_cb(GtkWidget      *widget,
  73                                          GtkAllocation  *allocation);
  74 static gboolean key_pressed             (GtkWidget      *widget,
  75                                          GdkEventKey    *event,
  76                                          MessageView    *messageview);
  77
  78 static void return_receipt_show         (NoticeView     *noticeview,
  79                                          MsgInfo        *msginfo);
  80 static void return_receipt_send_clicked (NoticeView     *noticeview,
  81                                          MsgInfo        *msginfo);
  82 static void partial_recv_show           (NoticeView     *noticeview,
  83                                          MsgInfo        *msginfo);
  84 static void partial_recv_dload_clicked  (NoticeView     *noticeview,
  85                                          MsgInfo        *msginfo);
  86 static void partial_recv_del_clicked    (NoticeView     *noticeview,
  87                                          MsgInfo        *msginfo);
  88 static void partial_recv_unmark_clicked (NoticeView     *noticeview,
  89                                          MsgInfo        *msginfo);
  90 static void save_as_cb                  (gpointer        data,
  91                                          guint           action,
  92                                          GtkWidget      *widget);
  93 static void print_cb                    (gpointer        data,
  94                                          guint           action,
  95                                          GtkWidget      *widget);
  96 static void close_cb                    (gpointer        data,
  97                                          guint           action,
  98                                          GtkWidget      *widget);
  99 static void copy_cb                     (gpointer        data,
 100                                          guint           action,
 101                                          GtkWidget      *widget);
 102 static void allsel_cb                   (gpointer        data,
 103                                          guint           action,
 104                                          GtkWidget      *widget);
 105 static void search_cb                   (gpointer        data,
 106                                          guint           action,
 107                                          GtkWidget      *widget);
 108
 109 static void set_charset_cb              (gpointer        data,
 110                                          guint           action,
 111                                          GtkWidget      *widget);
 112 static void set_decode_cb               (gpointer        data,
 113                                          guint           action,
 114                                          GtkWidget      *widget);
 115 static void view_source_cb              (gpointer        data,
 116                                          guint           action,
 117                                          GtkWidget      *widget);
 118 static void show_all_header_cb          (gpointer        data,
 119                                          guint           action,
 120                                          GtkWidget      *widget);
 121
 122 static void compose_cb                  (gpointer        data,
 123                                          guint           action,
 124                                          GtkWidget      *widget);
 125 static void reply_cb                    (gpointer        data,
 126                                          guint           action,
 127                                          GtkWidget      *widget);
 128 static void reedit_cb                   (gpointer        data,
 129                                          guint           action,
 130                                          GtkWidget      *widget);
 131
 132 static PrefsAccount *select_account_from_list
 133                                         (GList          *ac_list);
 134 static void addressbook_open_cb         (gpointer        data,
 135                                          guint           action,
 136                                          GtkWidget      *widget);
 137 static void add_address_cb              (gpointer        data,
 138                                          guint           action,
 139                                          GtkWidget      *widget);
 140 static void create_filter_cb            (gpointer        data,
 141                                          guint           action,
 142                                          GtkWidget      *widget);
 143 static void create_processing_cb        (gpointer        data,
 144                                          guint           action,
 145                                          GtkWidget      *widget);
 146
 147 static void about_cb                    (gpointer        data,
 148                                          guint           action,
 149                                          GtkWidget      *widget);
 150 static void messageview_update          (MessageView *msgview);
 151 static gboolean messageview_update_msg  (gpointer source, gpointer data);
 152
 153 static GList *msgview_list = NULL;
 154 static GtkItemFactoryEntry msgview_entries[] =
 155 {
 156         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
 157         {N_("/_File/_Save as..."),      "<control>S", save_as_cb, 0, NULL},
 158         {N_("/_File/_Print..."),        "<control>P", print_cb, 0, NULL},
 159         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
 160         {N_("/_File/_Close"),           "<control>W", close_cb, 0, NULL},
 161
 162         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
 163         {N_("/_Edit/_Copy"),            "<control>C", copy_cb, 0, NULL},
 164         {N_("/_Edit/Select _all"),      "<control>A", allsel_cb, 0, NULL},
 165         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
 166         {N_("/_Edit/_Find in current message..."),
 167                                         "<control>F", search_cb, 0, NULL},
 168
 169         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
 170
 171 #define ENC_SEPARATOR \
 172         {N_("/_View/Character _encoding/---"),  NULL, NULL, 0, "<Separator>"}
 173 #define ENC_ACTION(action) \
 174         NULL, set_charset_cb, action, "/View/Character encoding/Auto detect"
 175
 176         {N_("/_View/Character _encoding"),      NULL, NULL, 0, "<Branch>"},
 177         {N_("/_View/Character _encoding/_Auto detect"),
 178                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
 179         ENC_SEPARATOR,
 180         {N_("/_View/Character _encoding/7bit ascii (US-ASC_II)"),
 181          ENC_ACTION(C_US_ASCII)},
 182
 183         {N_("/_View/Character _encoding/Unicode (_UTF-8)"),
 184          ENC_ACTION(C_UTF_8)},
 185         ENC_SEPARATOR,
 186         {N_("/_View/Character _encoding/Western European (ISO-8859-_1)"),
 187          ENC_ACTION(C_ISO_8859_1)},
 188         {N_("/_View/Character _encoding/Western European (ISO-8859-15)"),
 189          ENC_ACTION(C_ISO_8859_15)},
 190         {N_("/_View/Character _encoding/Western European (Windows-1252)"),
 191          ENC_ACTION(C_WINDOWS_1252)},
 192         ENC_SEPARATOR,
 193         {N_("/_View/Character _encoding/Central European (ISO-8859-_2)"),
 194          ENC_ACTION(C_ISO_8859_2)},
 195         ENC_SEPARATOR,
 196         {N_("/_View/Character _encoding/_Baltic (ISO-8859-13)"),
 197          ENC_ACTION(C_ISO_8859_13)},
 198         {N_("/_View/Character _encoding/Baltic (ISO-8859-_4)"),
 199          ENC_ACTION(C_ISO_8859_4)},
 200         ENC_SEPARATOR,
 201         {N_("/_View/Character _encoding/Greek (ISO-8859-_7)"),
 202          ENC_ACTION(C_ISO_8859_7)},
 203         ENC_SEPARATOR,
 204         {N_("/_View/Character _encoding/Hebrew (ISO-8859-_8)"),
 205          ENC_ACTION(C_ISO_8859_8)},
 206         {N_("/_View/Character _encoding/Hebrew (Windows-1255)"),
 207          ENC_ACTION(C_CP1255)},
 208         ENC_SEPARATOR,
 209         {N_("/_View/Character _encoding/Turkish (ISO-8859-_9)"),
 210          ENC_ACTION(C_ISO_8859_9)},
 211         ENC_SEPARATOR,
 212         {N_("/_View/Character _encoding/Cyrillic (ISO-8859-_5)"),
 213          ENC_ACTION(C_ISO_8859_5)},
 214         {N_("/_View/Character _encoding/Cyrillic (KOI8-_R)"),
 215          ENC_ACTION(C_KOI8_R)},
 216         {N_("/_View/Character _encoding/Cyrillic (KOI8-U)"),
 217          ENC_ACTION(C_KOI8_U)},
 218         {N_("/_View/Character _encoding/Cyrillic (Windows-1251)"),
 219          ENC_ACTION(C_CP1251)},
 220         ENC_SEPARATOR,
 221         {N_("/_View/Character _encoding/Japanese (ISO-2022-_JP)"),
 222          ENC_ACTION(C_ISO_2022_JP)},
 223         {N_("/_View/Character _encoding/Japanese (ISO-2022-JP-2)"),
 224          ENC_ACTION(C_ISO_2022_JP_2)},
 225         {N_("/_View/Character _encoding/Japanese (_EUC-JP)"),
 226          ENC_ACTION(C_EUC_JP)},
 227         {N_("/_View/Character _encoding/Japanese (_Shift__JIS)"),
 228          ENC_ACTION(C_SHIFT_JIS)},
 229         ENC_SEPARATOR,
 230         {N_("/_View/Character _encoding/Simplified Chinese (_GB2312)"),
 231          ENC_ACTION(C_GB2312)},
 232         {N_("/_View/Character _encoding/Simplified Chinese (GBK)"),
 233          ENC_ACTION(C_GBK)},
 234         {N_("/_View/Character _encoding/Traditional Chinese (_Big5)"),
 235          ENC_ACTION(C_BIG5)},
 236         {N_("/_View/Character _encoding/Traditional Chinese (EUC-_TW)"),
 237          ENC_ACTION(C_EUC_TW)},
 238         {N_("/_View/Character _encoding/Chinese (ISO-2022-_CN)"),
 239          ENC_ACTION(C_ISO_2022_CN)},
 240         ENC_SEPARATOR,
 241         {N_("/_View/Character _encoding/Korean (EUC-_KR)"),
 242          ENC_ACTION(C_EUC_KR)},
 243         {N_("/_View/Character _encoding/Korean (ISO-2022-KR)"),
 244          ENC_ACTION(C_ISO_2022_KR)},
 245         ENC_SEPARATOR,
 246         {N_("/_View/Character _encoding/Thai (TIS-620)"),
 247          ENC_ACTION(C_TIS_620)},
 248         {N_("/_View/Character _encoding/Thai (Windows-874)"),
 249          ENC_ACTION(C_WINDOWS_874)},
 250
 251 #undef ENC_SEPARATOR
 252 #undef ENC_ACTION
 253
 254 #define DEC_SEPARATOR \
 255         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
 256 #define DEC_ACTION(action) \
 257          NULL, set_decode_cb, action, "/View/Decode/Auto detect"
 258         {N_("/_View/Decode"),           NULL, NULL, 0, "<Branch>"},
 259         {N_("/_View/Decode/_Auto detect"),
 260          NULL, set_decode_cb, 0, "<RadioItem>"},
 261         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"},
 262         {N_("/_View/Decode/_8bit"),             DEC_ACTION(ENC_8BIT)},
 263         {N_("/_View/Decode/_Quoted printable"), DEC_ACTION(ENC_QUOTED_PRINTABLE)},
 264         {N_("/_View/Decode/_Base64"),           DEC_ACTION(ENC_BASE64)},
 265         {N_("/_View/Decode/_Uuencode"),         DEC_ACTION(ENC_X_UUENCODE)},
 266
 267 #undef DEC_SEPARATOR
 268 #undef DEC_ACTION
 269
 270         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
 271         {N_("/_View/Mess_age source"),  "<control>U", view_source_cb, 0, NULL},
 272         {N_("/_View/Show all _headers"),"<control>H", show_all_header_cb, 0, "<ToggleItem>"},
 273
 274         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
 275         {N_("/_Message/Compose _new message"),
 276                                         "<control>M", compose_cb, 0, NULL},
 277         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 278         {N_("/_Message/_Reply"),        "<control>R", reply_cb, COMPOSE_REPLY, NULL},
 279         {N_("/_Message/Repl_y to/_all"),
 280                                         "<control><shift>R", reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 281         {N_("/_Message/Repl_y to/_sender"),
 282                                         NULL, reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 283         {N_("/_Message/Repl_y to/mailing _list"),
 284                                         "<control>L", reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 285         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 286         {N_("/_Message/_Forward"),      "<control><alt>F", reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 287         {N_("/_Message/For_ward as attachment"),
 288                                         NULL, reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 289         {N_("/_Message/Redirec_t"),     NULL, reply_cb, COMPOSE_REDIRECT, NULL},
 290         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
 291         {N_("/_Message/Re-_edit"),      NULL, reedit_cb, 0, NULL},
 292
 293         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
 294         {N_("/_Tools/_Address book"),   "<control><shift>A", addressbook_open_cb, 0, NULL},
 295         {N_("/_Tools/Add sender to address boo_k"),
 296                                         NULL, add_address_cb, 0, NULL},
 297         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
 298         {N_("/_Tools/_Create filter rule"),
 299                                         NULL, NULL, 0, "<Branch>"},
 300         {N_("/_Tools/_Create filter rule/_Automatically"),
 301                                         NULL, create_filter_cb, FILTER_BY_AUTO, NULL},
 302         {N_("/_Tools/_Create filter rule/by _From"),
 303                                         NULL, create_filter_cb, FILTER_BY_FROM, NULL},
 304         {N_("/_Tools/_Create filter rule/by _To"),
 305                                         NULL, create_filter_cb, FILTER_BY_TO, NULL},
 306         {N_("/_Tools/_Create filter rule/by _Subject"),
 307                                         NULL, create_filter_cb, FILTER_BY_SUBJECT, NULL},
 308         {N_("/_Tools/Create processing rule"),
 309                                         NULL, NULL, 0, "<Branch>"},
 310         {N_("/_Tools/Create processing rule/_Automatically"),
 311                                         NULL, create_processing_cb, FILTER_BY_AUTO, NULL},
 312         {N_("/_Tools/Create processing rule/by _From"),
 313                                         NULL, create_processing_cb, FILTER_BY_FROM, NULL},
 314         {N_("/_Tools/Create processing rule/by _To"),
 315                                         NULL, create_processing_cb, FILTER_BY_TO, NULL},
 316         {N_("/_Tools/Create processing rule/by _Subject"),
 317                                         NULL, create_processing_cb, FILTER_BY_SUBJECT, NULL},
 318         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
 319         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
 320
 321         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
 322         {N_("/_Help/_About"),           NULL, about_cb, 0, NULL}
 323 };
 324
 325 MessageView *messageview_create(MainWindow *mainwin)
 326 {
 327         MessageView *messageview;
 328         GtkWidget *vbox;
 329         HeaderView *headerview;
 330         MimeView *mimeview;
 331         NoticeView *noticeview;
 332
 333         debug_print("Creating message view...\n");
 334         messageview = g_new0(MessageView, 1);
 335
 336         headerview = headerview_create();
 337
 338         noticeview = noticeview_create(mainwin);
 339
 340         mimeview = mimeview_create(mainwin);
 341         mimeview->textview = textview_create();
 342         mimeview->textview->messageview = messageview;
 343         mimeview->messageview = messageview;
 344
 345         vbox = gtk_vbox_new(FALSE, 0);
 346         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
 347                            FALSE, FALSE, 0);
 348         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
 349                            FALSE, FALSE, 0);
 350         gtk_box_pack_start(GTK_BOX(vbox),
 351                            GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
 352         gtk_widget_show(vbox);
 353
 354         messageview->vbox        = vbox;
 355         messageview->new_window  = FALSE;
 356         messageview->window      = NULL;
 357         messageview->headerview  = headerview;
 358         messageview->mimeview    = mimeview;
 359         messageview->noticeview = noticeview;
 360         messageview->mainwin    = mainwin;
 361
 362         messageview->statusbar     = NULL;
 363         messageview->statusbar_cid = 0;
 364
 365         messageview->msginfo_update_callback_id =
 366                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, messageview_update_msg, (gpointer) messageview);
 367
 368         return messageview;
 369 }
 370
 371 GList *messageview_get_msgview_list(void)
 372 {
 373         return msgview_list;
 374 }
 375
 376 void messageview_update_actions_menu(MessageView *msgview)
 377 {
 378         GtkItemFactory *ifactory;
 379
 380         /* Messages opened in a new window do not have a menu bar */
 381         if (msgview->menubar == NULL)
 382                 return;
 383         ifactory = gtk_item_factory_from_widget(msgview->menubar);
 384         action_update_msgview_menu(ifactory, "/Tools/Actions", msgview);
 385 }
 386
 387 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window)
 388 {
 389         GtkWidget *handlebox;
 390         GtkWidget *vbox;
 391         GtkWidget *menubar;
 392         GtkWidget *statusbar;
 393         guint n_menu_entries;
 394
 395         vbox = gtk_vbox_new(FALSE, 0);
 396         gtk_widget_show(vbox);
 397         gtk_container_add(GTK_CONTAINER(window), vbox);
 398
 399         n_menu_entries = sizeof(msgview_entries) / sizeof(msgview_entries[0]);
 400         menubar = menubar_create(window, msgview_entries,
 401                                  n_menu_entries, "<MessageView>", msgview);
 402         gtk_widget_show(menubar);
 403         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
 404
 405         if (prefs_common.toolbar_detachable) {
 406                 handlebox = gtk_handle_box_new();
 407         } else {
 408                 handlebox = gtk_hbox_new(FALSE, 0);
 409         }
 410         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
 411         gtk_widget_realize(handlebox);
 412         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
 413                                           (gpointer)msgview);
 414
 415         statusbar = gtk_statusbar_new();
 416         gtk_widget_show(statusbar);
 417         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
 418         msgview->statusbar = statusbar;
 419         msgview->statusbar_cid = gtk_statusbar_get_context_id
 420                 (GTK_STATUSBAR(statusbar), "Message View");
 421
 422         msgview->handlebox = handlebox;
 423         msgview->menubar   = menubar;
 424
 425         gtk_container_add(GTK_CONTAINER(vbox),
 426                           GTK_WIDGET_PTR(msgview));
 427
 428         messageview_update_actions_menu(msgview);
 429
 430         msgview_list = g_list_append(msgview_list, msgview);
 431 }
 432
 433 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
 434 {
 435         MessageView *msgview;
 436         GtkWidget *window;
 437         static GdkGeometry geometry;
 438
 439         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 440         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
 441         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 442
 443         if (!geometry.min_height) {
 444                 geometry.min_width = 320;
 445                 geometry.min_height = 200;
 446         }
 447         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 448                                       GDK_HINT_MIN_SIZE);
 449
 450         gtk_widget_set_size_request(window, prefs_common.msgwin_width,
 451                                     prefs_common.msgwin_height);
 452
 453         msgview = messageview_create(mainwin);
 454
 455         g_signal_connect(G_OBJECT(window), "size_allocate",
 456                          G_CALLBACK(messageview_size_allocate_cb),
 457                          msgview);
 458         g_signal_connect(G_OBJECT(window), "delete_event",
 459                          G_CALLBACK(messageview_delete_cb), msgview);
 460         g_signal_connect(G_OBJECT(window), "key_press_event",
 461                          G_CALLBACK(key_pressed), msgview);
 462
 463         messageview_add_toolbar(msgview, window);
 464
 465         gtk_widget_grab_focus(msgview->mimeview->textview->text);
 466         gtk_widget_show(window);
 467
 468         msgview->new_window = TRUE;
 469         msgview->window = window;
 470         msgview->visible = TRUE;
 471
 472         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox,
 473                           prefs_common.toolbar_style);
 474         messageview_init(msgview);
 475
 476         return msgview;
 477 }
 478
 479 void messageview_init(MessageView *messageview)
 480 {
 481         headerview_init(messageview->headerview);
 482         mimeview_init(messageview->mimeview);
 483         /*messageview_set_font(messageview);*/
 484
 485         noticeview_hide(messageview->noticeview);
 486 }
 487
 488 static void notification_convert_header(gchar *dest, gint len,
 489                                         const gchar *src_,
 490                                         gint header_len)
 491 {
 492         char *src;
 493
 494         g_return_if_fail(src_ != NULL);
 495         g_return_if_fail(dest != NULL);
 496
 497         if (len < 1) return;
 498
 499         Xstrndup_a(src, src_, len, return);
 500
 501         remove_return(src);
 502
 503         if (is_ascii_str(src)) {
 504                 strncpy2(dest, src, len);
 505                 dest[len - 1] = '\0';
 506                 return;
 507         } else
 508                 conv_encode_header(dest, len, src, header_len, FALSE);
 509 }
 510
 511 static gint disposition_notification_send(MsgInfo *msginfo)
 512 {
 513         gchar buf[BUFFSIZE];
 514         gchar tmp[MAXPATHLEN + 1];
 515         FILE *fp;
 516         GList *ac_list;
 517         PrefsAccount *account = NULL;
 518         gint ok;
 519         gchar *to;
 520         FolderItem *queue, *outbox;
 521         gint num;
 522         gchar *path;
 523         gchar *addr;
 524         gchar *addrp;
 525
 526         if ((!msginfo->returnreceiptto) &&
 527             (!msginfo->dispositionnotificationto))
 528                 return -1;
 529
 530         /* RFC2298: Test for Return-Path */
 531         if (msginfo->dispositionnotificationto)
 532                 to = msginfo->dispositionnotificationto;
 533         else
 534                 to = msginfo->returnreceiptto;
 535
 536         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
 537                                 "Return-Path:");
 538         if (ok == 0) {
 539                 gchar *to_addr = g_strdup(to);
 540                 extract_address(to_addr);
 541                 extract_address(buf);
 542                 ok = strcmp(to_addr, buf);
 543                 g_free(to_addr);
 544         } else {
 545                 strncpy(buf, _("<No Return-Path found>"),
 546                                 sizeof(buf));
 547         }
 548
 549         if (ok != 0) {
 550                 AlertValue val;
 551                 gchar *message;
 552                 message = g_strdup_printf(
 553                   _("The notification address to which the return receipt is\n"
 554                     "to be sent does not correspond to the return path:\n"
 555                     "Notification address: %s\n"
 556                     "Return path: %s\n"
 557                     "It is advised to not to send the return receipt."),
 558                   to, buf);
 559                 val = alertpanel_full(_("Warning"), message, _("_Send"),
 560                                         _("+_Don't Send"), NULL, FALSE,
 561                                         NULL, ALERT_WARNING, G_ALERTALTERNATE);
 562                 g_free(message);
 563                 if (val != G_ALERTDEFAULT)
 564                         return -1;
 565         }
 566
 567         ac_list = account_find_all_from_address(NULL, msginfo->to);
 568         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
 569
 570         if (ac_list == NULL) {
 571                 AlertValue val =
 572                 alertpanel_full(_("Warning"),
 573                   _("This message is asking for a return receipt notification\n"
 574                     "but according to its 'To:' and 'CC:' headers it was not\n"
 575                     "officially addressed to you.\n"
 576                     "It is advised to not to send the return receipt."),
 577                   _("_Send"), _("+_Don't Send"),NULL, FALSE,
 578                   NULL, ALERT_WARNING, G_ALERTALTERNATE);
 579                 if (val != G_ALERTDEFAULT)
 580                         return -1;
 581         }
 582
 583         if (g_list_length(ac_list) > 1) {
 584                 if ((account = select_account_from_list(ac_list)) == NULL)
 585                         return -1;
 586         }
 587         else if (ac_list != NULL)
 588                 account = (PrefsAccount *) ac_list->data;
 589         g_list_free(ac_list);
 590
 591         if (account == NULL)
 592                 account = account_get_default();
 593         if (!account || account->protocol == A_NNTP) {
 594                 alertpanel_error(_("Account for sending mail is not specified.\n"
 595                                    "Please select a mail account before sending."));
 596                 return -1;
 597         }
 598
 599         /* write to temporary file */
 600         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
 601                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
 602
 603         if ((fp = g_fopen(tmp, "wb")) == NULL) {
 604                 FILE_OP_ERROR(tmp, "fopen");
 605                 return -1;
 606         }
 607
 608         /* chmod for security */
 609         if (change_file_mode_rw(fp, tmp) < 0) {
 610                 FILE_OP_ERROR(tmp, "chmod");
 611                 g_warning("can't change file mode\n");
 612         }
 613
 614         addr = g_strdup(to);
 615
 616         extract_address(addr);
 617         addrp = addr;
 618
 619         /* write queue headers */
 620         fprintf(fp, "AF:\n");
 621         fprintf(fp, "NF:0\n");
 622         fprintf(fp, "PS:10\n");
 623         fprintf(fp, "SRH:1\n");
 624         fprintf(fp, "SFN:\n");
 625         fprintf(fp, "DSR:\n");
 626         fprintf(fp, "MID:\n");
 627         fprintf(fp, "CFG:\n");
 628         fprintf(fp, "PT:0\n");
 629         fprintf(fp, "S:%s\n", account->address);
 630         fprintf(fp, "RQ:\n");
 631         if (account->smtp_server)
 632                 fprintf(fp, "SSV:%s\n", account->smtp_server);
 633         else
 634                 fprintf(fp, "SSV:\n");
 635         fprintf(fp, "SSH:\n");
 636         fprintf(fp, "R:<%s>\n", addrp);
 637
 638         g_free(addrp);
 639
 640         /* check whether we need to save the message */
 641         outbox = account_get_special_folder(account, F_OUTBOX);
 642         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
 643                 outbox = NULL;
 644         if (outbox) {
 645                 path = folder_item_get_identifier(outbox);
 646                 fprintf(fp, "SCF:%s\n", path);
 647                 g_free(path);
 648         }
 649
 650         fprintf(fp, "\n");
 651
 652         /* Date */
 653         get_rfc822_date(buf, sizeof(buf));
 654         fprintf(fp, "Date: %s\n", buf);
 655
 656         /* From */
 657         if (account->name && *account->name) {
 658                 notification_convert_header
 659                         (buf, sizeof(buf), account->name,
 660                          strlen("From: "));
 661                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
 662         } else
 663                 fprintf(fp, "From: %s\n", account->address);
 664
 665         fprintf(fp, "To: %s\n", to);
 666
 667         /* Subject */
 668         notification_convert_header(buf, sizeof(buf), msginfo->subject,
 669                                     strlen("Subject: "));
 670         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
 671
 672         /* Message ID */
 673         generate_msgid(buf, sizeof(buf));
 674         fprintf(fp, "Message-ID: <%s>\n", buf);
 675
 676         if (fclose(fp) == EOF) {
 677                 FILE_OP_ERROR(tmp, "fclose");
 678                 g_unlink(tmp);
 679                 return -1;
 680         }
 681
 682         /* put it in queue */
 683         queue = account_get_special_folder(account, F_QUEUE);
 684         if (!queue) queue = folder_get_default_queue();
 685         if (!queue) {
 686                 g_warning("can't find queue folder\n");
 687                 g_unlink(tmp);
 688                 return -1;
 689         }
 690         folder_item_scan(queue);
 691         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
 692                 g_warning("can't queue the message\n");
 693                 g_unlink(tmp);
 694                 return -1;
 695         }
 696
 697         if (prefs_common.work_offline && !inc_offline_should_override())
 698                 return 0;
 699
 700         /* send it */
 701         path = folder_item_fetch_msg(queue, num);
 702         ok = procmsg_send_message_queue(path);
 703         g_free(path);
 704         folder_item_remove_msg(queue, num);
 705
 706         return ok;
 707 }
 708
 709 GList *messageview_get_window_list(void)
 710 {
 711         return messageview_list;
 712 }
 713
 714 static gboolean find_encrypted_func(GNode *node, gpointer data)
 715 {
 716         MimeInfo *mimeinfo = (MimeInfo *) node->data;
 717         MimeInfo **encinfo = (MimeInfo **) data;
 718
 719         if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
 720                 *encinfo = mimeinfo;
 721                 return TRUE;
 722         }
 723
 724         return FALSE;
 725 }
 726
 727 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
 728 {
 729         MimeInfo *encinfo = NULL;
 730
 731         g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
 732                 find_encrypted_func, &encinfo);
 733
 734         return encinfo;
 735 }
 736
 737 gint messageview_show(MessageView *messageview, MsgInfo *msginfo,
 738                       gboolean all_headers)
 739 {
 740         gchar *file;
 741         MimeInfo *mimeinfo, *encinfo;
 742         gchar *subject = NULL;
 743         g_return_val_if_fail(msginfo != NULL, -1);
 744
 745         mimeinfo = procmime_scan_message(msginfo);
 746         if (!mimeinfo) {
 747                 textview_show_error(messageview->mimeview->textview);
 748                 return -1;
 749         }
 750
 751         while ((encinfo = find_encrypted_part(mimeinfo)) != NULL) {
 752                 debug_print("decrypting message part\n");
 753                 if (privacy_mimeinfo_decrypt(encinfo) < 0)
 754                         break;
 755         }
 756
 757         file = procmsg_get_message_file_path(msginfo);
 758         if (!file) {
 759                 g_warning("can't get message file path.\n");
 760                 procmime_mimeinfo_free_all(mimeinfo);
 761                 textview_show_error(messageview->mimeview->textview);
 762                 return -1;
 763         }
 764
 765         if (messageview->msginfo != msginfo) {
 766                 procmsg_msginfo_free(messageview->msginfo);
 767                 messageview->msginfo = procmsg_msginfo_get_full_info(msginfo);
 768                 if (!messageview->msginfo)
 769                         messageview->msginfo = procmsg_msginfo_copy(msginfo);
 770         }
 771         headerview_show(messageview->headerview, messageview->msginfo);
 772
 773         textview_set_all_headers(messageview->mimeview->textview,
 774                         messageview->all_headers);
 775
 776         mimeview_show_message(messageview->mimeview, mimeinfo, file);
 777
 778         if (messageview->window)
 779                 gtk_window_set_title(GTK_WINDOW(messageview->window),
 780                                 _("Sylpheed-Claws - Message View"));
 781         if (messageview->window && msginfo->subject) {
 782                 subject = g_strdup(msginfo->subject);
 783                 if (!g_utf8_validate(subject, -1, NULL)) {
 784                         g_free(subject);
 785                         subject = g_malloc(strlen(msginfo->subject)*2 +1);
 786                         conv_localetodisp(subject, strlen(msginfo->subject)*2 +1,
 787                                 msginfo->subject);
 788                 }
 789                 if (g_utf8_validate(subject, -1, NULL))
 790                         gtk_window_set_title(GTK_WINDOW(messageview->window),
 791                                 subject);
 792                 g_free(subject);
 793         }
 794
 795         messageview_set_position(messageview, 0);
 796
 797         if (messageview->msginfo->partial_recv)
 798                 partial_recv_show(messageview->noticeview,
 799                                   messageview->msginfo);
 800         else if ((messageview->msginfo->dispositionnotificationto ||
 801              messageview->msginfo->returnreceiptto) &&
 802             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags))
 803                 return_receipt_show(messageview->noticeview,
 804                                     messageview->msginfo);
 805         else
 806                 noticeview_hide(messageview->noticeview);
 807
 808         mimeinfo = procmime_mimeinfo_next(mimeinfo);
 809         if (mimeinfo && (mimeinfo->type != MIMETYPE_TEXT ||
 810             (strcmp(mimeinfo->subtype, "plain") &&
 811              strcmp(mimeinfo->subtype, "html")))) {
 812                 mimeview_show_part(messageview->mimeview,mimeinfo);
 813         }
 814
 815         g_free(file);
 816
 817         return 0;
 818 }
 819
 820 void messageview_reflect_prefs_pixmap_theme(void)
 821 {
 822         GList *cur;
 823         MessageView *msgview;
 824
 825         for (cur = msgview_list; cur != NULL; cur = cur->next) {
 826                 msgview = (MessageView*)cur->data;
 827                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
 828                 mimeview_update(msgview->mimeview);
 829         }
 830 }
 831
 832 void messageview_clear(MessageView *messageview)
 833 {
 834         procmsg_msginfo_free(messageview->msginfo);
 835         messageview->msginfo = NULL;
 836         messageview->filtered = FALSE;
 837         mimeview_clear(messageview->mimeview);
 838         headerview_clear(messageview->headerview);
 839         noticeview_hide(messageview->noticeview);
 840 }
 841
 842 void messageview_destroy(MessageView *messageview)
 843 {
 844         debug_print("destroy messageview\n");
 845         messageview_list = g_list_remove(messageview_list, messageview);
 846
 847         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
 848                               messageview->msginfo_update_callback_id);
 849
 850         headerview_destroy(messageview->headerview);
 851         mimeview_destroy(messageview->mimeview);
 852         noticeview_destroy(messageview->noticeview);
 853
 854         procmsg_msginfo_free(messageview->msginfo);
 855         toolbar_clear_list(TOOLBAR_MSGVIEW);
 856         if (messageview->toolbar) {
 857                 toolbar_destroy(messageview->toolbar);
 858                 g_free(messageview->toolbar);
 859         }
 860
 861         msgview_list = g_list_remove(msgview_list, messageview);
 862
 863         if (messageview->window)
 864                 gtk_widget_destroy(messageview->window);
 865         g_free(messageview);
 866 }
 867
 868 void messageview_delete(MessageView *msgview)
 869 {
 870         MsgInfo *msginfo = NULL;
 871         FolderItem *trash = NULL;
 872         PrefsAccount *ac = NULL;
 873
 874         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
 875                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
 876
 877         /* need a procmsg_msginfo_equal() */
 878         if (msginfo && msgview->msginfo &&
 879             msginfo->msgnum == msgview->msginfo->msgnum &&
 880             msginfo->folder == msgview->msginfo->folder) {
 881                 summary_delete_trash(msgview->mainwin->summaryview);
 882         } else {
 883                 msginfo = msgview->msginfo;
 884
 885                 g_return_if_fail(msginfo != NULL);
 886
 887                 /* to get the trash folder, we have to choose either
 888                  * the folder's or account's trash default - we prefer
 889                  * the one in the account prefs */
 890                 if (msginfo->folder) {
 891                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
 892                                 trash = account_get_special_folder(ac, F_TRASH);
 893                         if (!trash && msginfo->folder->folder)
 894                                 trash = msginfo->folder->folder->trash;
 895                         /* if still not found, use the default */
 896                         if (!trash)
 897                                 trash = folder_get_default_trash();
 898                 }
 899
 900                 g_return_if_fail(trash != NULL);
 901
 902                 if (prefs_common.immediate_exec)
 903                         /* TODO: Delete from trash */
 904                         folder_item_move_msg(trash, msginfo);
 905                 else {
 906                         procmsg_msginfo_set_to_folder(msginfo, trash);
 907                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
 908                         /* NOTE: does not update to next message in summaryview */
 909                 }
 910         }
 911 }
 912
 913 /*
 914  * \brief update messageview with currently selected message in summaryview
 915  *        leave unchanged if summaryview is empty
 916  * \param pointer to MessageView
 917  */
 918 static void messageview_update(MessageView *msgview)
 919 {
 920         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
 921
 922         g_return_if_fail(summaryview != NULL);
 923
 924         if (summaryview->selected) {
 925                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 926                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree,
 927                                                       summaryview->selected);
 928                 if (msginfo == NULL)
 929                         return;
 930
 931                 messageview_show(msgview, msginfo,
 932                                  msgview->all_headers);
 933         }
 934 }
 935
 936 void messageview_quote_color_set(void)
 937 {
 938 }
 939
 940 void messageview_set_font(MessageView *messageview)
 941 {
 942 }
 943
 944 TextView *messageview_get_current_textview(MessageView *messageview)
 945 {
 946         TextView *text = NULL;
 947
 948         text = messageview->mimeview->textview;
 949
 950         return text;
 951 }
 952
 953 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
 954 {
 955         return mimeview_get_selected_part(messageview->mimeview);
 956 }
 957
 958 void messageview_copy_clipboard(MessageView *messageview)
 959 {
 960         TextView *text;
 961
 962         text = messageview_get_current_textview(messageview);
 963         if (text) {
 964                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
 965                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
 966                 GtkClipboard *clipboard
 967                         = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
 968
 969                 gtk_text_buffer_copy_clipboard(buffer, clipboard);
 970         }
 971 }
 972
 973 void messageview_select_all(MessageView *messageview)
 974 {
 975         TextView *text;
 976
 977         text = messageview_get_current_textview(messageview);
 978         if (text) {
 979                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
 980                 GtkTextBuffer *buffer;
 981                 GtkTextIter start, end;
 982
 983                 buffer = gtk_text_view_get_buffer(textview);
 984                 gtk_text_buffer_get_bounds(buffer, &start, &end);
 985                 gtk_text_buffer_select_range(buffer, &start, &end);
 986         }
 987 }
 988
 989 void messageview_set_position(MessageView *messageview, gint pos)
 990 {
 991         TextView *text;
 992
 993         text = messageview_get_current_textview(messageview);
 994         if (text)
 995                 textview_set_position(text, pos);
 996 }
 997
 998 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
 999                                    gboolean case_sens)
1000 {
1001         TextView *text;
1002
1003         text = messageview_get_current_textview(messageview);
1004         if (text)
1005                 return textview_search_string(text, str, case_sens);
1006         return FALSE;
1007 }
1008
1009 gboolean messageview_search_string_backward(MessageView *messageview,
1010                                             const gchar *str,
1011                                             gboolean case_sens)
1012 {
1013         TextView *text;
1014
1015         text = messageview_get_current_textview(messageview);
1016         if (text)
1017                 return textview_search_string_backward(text,
1018                                                        str, case_sens);
1019         return FALSE;
1020 }
1021
1022 gboolean messageview_is_visible(MessageView *messageview)
1023 {
1024         return messageview->visible;
1025 }
1026
1027 void messageview_save_as(MessageView *messageview)
1028 {
1029         gchar *filename = NULL;
1030         MsgInfo *msginfo;
1031         gchar *src, *dest, *tmp;
1032
1033         if (!messageview->msginfo) return;
1034         msginfo = messageview->msginfo;
1035
1036         if (msginfo->subject) {
1037                 Xstrdup_a(filename, msginfo->subject, return);
1038                 subst_for_filename(filename);
1039         }
1040         dest = filesel_select_file_save(_("Save as"), filename);
1041         if (!dest) return;
1042         if (is_file_exist(dest)) {
1043                 AlertValue aval;
1044
1045                 aval = alertpanel(_("Overwrite"),
1046                                   _("Overwrite existing file?"),
1047                                   GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL);
1048                 if (G_ALERTDEFAULT != aval) return;
1049         }
1050
1051         src = procmsg_get_message_file(msginfo);
1052         if (copy_file(src, dest, TRUE) < 0) {
1053                 tmp =  g_path_get_basename(dest);
1054                 alertpanel_error(_("Can't save the file '%s'."), tmp);
1055                 g_free(tmp);
1056         }
1057         g_free(dest);
1058         g_free(src);
1059 }
1060
1061 static gint messageview_delete_cb(GtkWidget *widget, GdkEventAny *event,
1062                                   MessageView *messageview)
1063 {
1064         messageview_destroy(messageview);
1065         return TRUE;
1066 }
1067
1068 static void messageview_size_allocate_cb(GtkWidget *widget,
1069                                          GtkAllocation *allocation)
1070 {
1071         g_return_if_fail(allocation != NULL);
1072
1073         prefs_common.msgwin_width  = allocation->width;
1074         prefs_common.msgwin_height = allocation->height;
1075 }
1076
1077 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1078                         MessageView *messageview)
1079 {
1080         if (event && event->keyval == GDK_Escape && messageview->window) {
1081                 messageview_destroy(messageview);
1082                 return TRUE;
1083         }
1084
1085         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0)
1086                 return FALSE;
1087
1088         g_signal_stop_emission_by_name(G_OBJECT(widget),
1089                                         "key_press_event");
1090         mimeview_pass_key_press_event(messageview->mimeview, event);
1091         return FALSE;
1092 }
1093
1094 void messageview_toggle_view_real(MessageView *messageview)
1095 {
1096         MainWindow *mainwin = messageview->mainwin;
1097         union CompositeWin *cwin = &mainwin->win;
1098         GtkWidget *vpaned = NULL;
1099         GtkWidget *container = NULL;
1100         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1101
1102         switch (mainwin->type) {
1103         case SEPARATE_NONE:
1104                 vpaned = cwin->sep_none.vpaned;
1105                 container = cwin->sep_none.hpaned;
1106                 break;
1107         case SEPARATE_FOLDER:
1108                 vpaned = cwin->sep_folder.vpaned;
1109                 container = mainwin->vbox_body;
1110                 break;
1111         case SEPARATE_MESSAGE:
1112         case SEPARATE_BOTH:
1113                 return;
1114         }
1115
1116         if (vpaned->parent != NULL) {
1117                 gtk_widget_ref(vpaned);
1118                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
1119                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
1120                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
1121         } else {
1122                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
1123                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1124                 gtk_widget_unref(vpaned);
1125                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
1126                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
1127         }
1128 }
1129
1130 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1131 {
1132         noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1133         noticeview_set_button_text(noticeview, _("Send receipt"));
1134         noticeview_set_button_press_callback(noticeview,
1135                                              G_CALLBACK(return_receipt_send_clicked),
1136                                              (gpointer) msginfo);
1137         noticeview_show(noticeview);
1138 }
1139
1140 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1141 {
1142         MsgInfo *tmpmsginfo;
1143         gchar *file;
1144
1145         file = procmsg_get_message_file_path(msginfo);
1146         if (!file) {
1147                 g_warning("can't get message file path.\n");
1148                 return;
1149         }
1150
1151         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1152         tmpmsginfo->folder = msginfo->folder;
1153         tmpmsginfo->msgnum = msginfo->msgnum;
1154
1155         if (disposition_notification_send(tmpmsginfo) >= 0) {
1156                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1157                 noticeview_hide(noticeview);
1158         }
1159
1160         procmsg_msginfo_free(tmpmsginfo);
1161         g_free(file);
1162 }
1163
1164 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1165 {
1166         gchar *text = NULL;
1167         gchar *button1 = NULL;
1168         gchar *button2 = NULL;
1169         void  *button1_cb = NULL;
1170         void  *button2_cb = NULL;
1171
1172         if (!partial_msg_in_uidl_list(msginfo)) {
1173                 text = g_strdup_printf(_("This message has been partially "
1174                                 "retrieved,\nand has been deleted from the "
1175                                 "server."));
1176         } else {
1177                 switch (msginfo->planned_download) {
1178                 case POP3_PARTIAL_DLOAD_UNKN:
1179                         text = g_strdup_printf(_("This message has been "
1180                                         "partially retrieved;\nit is %s."),
1181                                         to_human_readable(
1182                                                 (off_t)(msginfo->total_size)));
1183                         button1 = _("Mark for download");
1184                         button2 = _("Mark for deletion");
1185                         button1_cb = partial_recv_dload_clicked;
1186                         button2_cb = partial_recv_del_clicked;
1187                         break;
1188                 case POP3_PARTIAL_DLOAD_DLOAD:
1189                         text = g_strdup_printf(_("This message has been "
1190                                         "partially retrieved;\nit is %s and "
1191                                         "will be downloaded."),
1192                                         to_human_readable(
1193                                                 (off_t)(msginfo->total_size)));
1194                         button1 = _("Unmark");
1195                         button1_cb = partial_recv_unmark_clicked;
1196                         button2 = _("Mark for deletion");
1197                         button2_cb = partial_recv_del_clicked;
1198                         break;
1199                 case POP3_PARTIAL_DLOAD_DELE:
1200                         text = g_strdup_printf(_("This message has been "
1201                                         "partially retrieved;\nit is %s and "
1202                                         "will be deleted."),
1203                                         to_human_readable(
1204                                                 (off_t)(msginfo->total_size)));
1205                         button1 = _("Mark for download");
1206                         button1_cb = partial_recv_dload_clicked;
1207                         button2 = _("Unmark");
1208                         button2_cb = partial_recv_unmark_clicked;
1209                         break;
1210                 default:
1211                         return;
1212                 }
1213         }
1214
1215         noticeview_set_text(noticeview, text);
1216         g_free(text);
1217         noticeview_set_button_text(noticeview, button1);
1218         noticeview_set_button_press_callback(noticeview,
1219                      G_CALLBACK(button1_cb), (gpointer) msginfo);
1220
1221         noticeview_set_2ndbutton_text(noticeview, button2);
1222         noticeview_set_2ndbutton_press_callback(noticeview,
1223                      G_CALLBACK(button2_cb), (gpointer) msginfo);
1224
1225         noticeview_show(noticeview);
1226 }
1227
1228 static void partial_recv_dload_clicked(NoticeView *noticeview,
1229                                        MsgInfo *msginfo)
1230 {
1231         if (partial_mark_for_download(msginfo) == 0) {
1232                 partial_recv_show(noticeview, msginfo);
1233         }
1234 }
1235
1236 static void partial_recv_del_clicked(NoticeView *noticeview,
1237                                        MsgInfo *msginfo)
1238 {
1239         if (partial_mark_for_delete(msginfo) == 0) {
1240                 partial_recv_show(noticeview, msginfo);
1241         }
1242 }
1243
1244 static void partial_recv_unmark_clicked(NoticeView *noticeview,
1245                                        MsgInfo *msginfo)
1246 {
1247         if (partial_unmark(msginfo) == 0) {
1248                 partial_recv_show(noticeview, msginfo);
1249         }
1250 }
1251
1252 static void select_account_cb(GtkWidget *w, gpointer data)
1253 {
1254         *(gint*)data = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(w), MENU_VAL_ID));
1255 }
1256
1257 static PrefsAccount *select_account_from_list(GList *ac_list)
1258 {
1259         GtkWidget *optmenu;
1260         GtkWidget *menu;
1261         gint account_id;
1262
1263         g_return_val_if_fail(ac_list != NULL, NULL);
1264         g_return_val_if_fail(ac_list->data != NULL, NULL);
1265
1266         optmenu = gtk_option_menu_new();
1267         menu = gtkut_account_menu_new(ac_list,
1268                         G_CALLBACK(select_account_cb),
1269                         &account_id);
1270         if (!menu)
1271                 return NULL;
1272         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1273         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1274         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1275         if (alertpanel_with_widget(
1276                                 _("Return Receipt Notification"),
1277                                 _("The message was sent to several of your "
1278                                   "accounts.\n"
1279                                   "Please choose which account do you want to "
1280                                   "use for sending the receipt notification:"),
1281                                 _("_Send Notification"), _("+_Cancel"), NULL,
1282                                 optmenu) != G_ALERTDEFAULT)
1283                 return NULL;
1284         return account_find_from_id(account_id);
1285 }
1286
1287 /*
1288  * \brief return selected messageview text, when nothing is
1289  *        selected and message was filtered, return complete text
1290  *
1291  * \param  pointer to Messageview
1292  *
1293  * \return pointer to text (needs to be free'd by calling func)
1294  */
1295 gchar *messageview_get_selection(MessageView *msgview)
1296 {
1297         TextView *textview;
1298         gchar *text = NULL;
1299         GtkTextView *edit = NULL;
1300         GtkTextBuffer *textbuf;
1301         gint body_pos = 0;
1302
1303         g_return_val_if_fail(msgview != NULL, NULL);
1304
1305         textview = messageview_get_current_textview(msgview);
1306         g_return_val_if_fail(textview != NULL, NULL);
1307
1308         edit = GTK_TEXT_VIEW(textview->text);
1309         g_return_val_if_fail(edit != NULL, NULL);
1310         body_pos = textview->body_pos;
1311
1312         textbuf = gtk_text_view_get_buffer(edit);
1313
1314         if (gtk_text_buffer_get_selection_bounds(textbuf, NULL, NULL))
1315                 return gtkut_text_view_get_selection(edit);
1316         else if (msgview->filtered) {
1317                 GtkTextIter start_iter, end_iter;
1318                 gtk_text_buffer_get_iter_at_offset(textbuf, &start_iter, body_pos);
1319                 gtk_text_buffer_get_end_iter(textbuf, &end_iter);
1320                 gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter, FALSE);
1321         } else
1322                 text = NULL;
1323
1324         return text;
1325 }
1326
1327 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1328 {
1329         MessageView *messageview = (MessageView *)data;
1330         messageview_save_as(messageview);
1331 }
1332
1333 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1334 {
1335         MessageView *messageview = (MessageView *)data;
1336 #ifndef USE_GNOMEPRINT
1337         gchar *cmdline = NULL;
1338         gchar *p;
1339 #endif
1340
1341         if (!messageview->msginfo) return;
1342 #ifndef USE_GNOMEPRINT
1343         cmdline = input_dialog(_("Print"),
1344                                _("Enter the print command line:\n"
1345                                  "('%s' will be replaced with file name)"),
1346                                prefs_common.print_cmd);
1347         if (!cmdline) return;
1348         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1349             strchr(p + 2, '%')) {
1350                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
1351                                  cmdline);
1352                 g_free(cmdline);
1353                 return;
1354         }
1355         procmsg_print_message(messageview->msginfo, cmdline);
1356         g_free(cmdline);
1357 #else
1358         if (!messageview->mimeview
1359         ||  !messageview->mimeview->textview
1360         ||  !messageview->mimeview->textview->text)
1361                 alertpanel_warning(_("Cannot print: the message doesn't "
1362                                      "contain text."));
1363
1364         gedit_print(
1365                 GTK_TEXT_VIEW(messageview->mimeview
1366                                 ->textview->text));
1367 #endif
1368 }
1369
1370 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1371 {
1372         MessageView *messageview = (MessageView *)data;
1373         messageview_destroy(messageview);
1374 }
1375
1376 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1377 {
1378         MessageView *messageview = (MessageView *)data;
1379         messageview_copy_clipboard(messageview);
1380 }
1381
1382 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1383 {
1384         MessageView *messageview = (MessageView *)data;
1385         messageview_select_all(messageview);
1386 }
1387
1388 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1389 {
1390         MessageView *messageview = (MessageView *)data;
1391         message_search(messageview);
1392 }
1393
1394 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1395 {
1396         MessageView *messageview = (MessageView *)data;
1397         const gchar *charset;
1398
1399         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1400                 charset = conv_get_charset_str((CharSet)action);
1401                 g_free(messageview->forced_charset);
1402                 messageview->forced_charset = g_strdup(charset);
1403                 procmime_force_charset(charset);
1404
1405                 messageview_show(messageview, messageview->msginfo, FALSE);
1406         }
1407 }
1408
1409 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1410 {
1411         MessageView *messageview = (MessageView *)data;
1412         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1413                 messageview->forced_encoding = (EncodingType)action;
1414
1415                 messageview_show(messageview, messageview->msginfo, FALSE);
1416
1417                 debug_print("forced encoding: %d\n", action);
1418         }
1419 }
1420
1421
1422 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1423 {
1424         MessageView *messageview = (MessageView *)data;
1425         SourceWindow *srcwin;
1426
1427         if (!messageview->msginfo) return;
1428
1429         srcwin = source_window_create();
1430         source_window_show_msg(srcwin, messageview->msginfo);
1431         source_window_show(srcwin);
1432 }
1433
1434 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1435 {
1436         MessageView *messageview = (MessageView *)data;
1437         MsgInfo *msginfo = messageview->msginfo;
1438
1439         messageview->all_headers =
1440                         GTK_CHECK_MENU_ITEM(widget)->active;
1441         if (!msginfo) return;
1442         messageview->msginfo = NULL;
1443         messageview_show(messageview, msginfo,
1444                          GTK_CHECK_MENU_ITEM(widget)->active);
1445         procmsg_msginfo_free(msginfo);
1446         main_window_set_menu_sensitive(messageview->mainwin);
1447 }
1448
1449 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1450 {
1451         MessageView *messageview = (MessageView *)data;
1452         PrefsAccount *ac = NULL;
1453         FolderItem *item = NULL;
1454
1455         if (messageview->msginfo)
1456                 item = messageview->msginfo->folder;
1457
1458         if (item) {
1459                 ac = account_find_from_item(item);
1460                 if (ac && ac->protocol == A_NNTP &&
1461                     item->stype == F_NEWS) {
1462                         compose_new(ac, item->path, NULL);
1463                         return;
1464                 }
1465         }
1466
1467         compose_new(ac, NULL, NULL);
1468 }
1469
1470 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1471 {
1472         MessageView *messageview = (MessageView *)data;
1473         GSList *msginfo_list = NULL;
1474
1475         g_return_if_fail(messageview->msginfo);
1476
1477         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1478         compose_reply_from_messageview(messageview, msginfo_list, action);
1479         g_slist_free(msginfo_list);
1480 }
1481
1482 static void reedit_cb(gpointer data, guint action, GtkWidget *widget)
1483 {
1484         MessageView *messageview = (MessageView *)data;
1485         MsgInfo *msginfo;
1486
1487         if (!messageview->msginfo) return;
1488         msginfo = messageview->msginfo;
1489         if (!msginfo->folder) return;
1490         if (!folder_has_parent_of_type(msginfo->folder, F_DRAFT) &&
1491             !folder_has_parent_of_type(msginfo->folder, F_OUTBOX) &&
1492             !folder_has_parent_of_type(msginfo->folder, F_QUEUE))
1493                 return;
1494
1495         compose_reedit(msginfo);
1496 }
1497
1498 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1499 {
1500         addressbook_open(NULL);
1501 }
1502
1503 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1504 {
1505         MessageView *messageview = (MessageView *)data;
1506         MsgInfo *msginfo;
1507         gchar *from;
1508
1509         if (!messageview->msginfo) return;
1510         msginfo = messageview->msginfo;
1511         Xstrdup_a(from, msginfo->from, return);
1512         eliminate_address_comment(from);
1513         extract_address(from);
1514         addressbook_add_contact(msginfo->fromname, from, NULL);
1515 }
1516
1517 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1518 {
1519         MessageView *messageview = (MessageView *)data;
1520         FolderItem * item;
1521
1522         if (!messageview->msginfo) return;
1523
1524         item = messageview->msginfo->folder;
1525         summary_msginfo_filter_open(item,  messageview->msginfo,
1526                                     (PrefsFilterType)action, 0);
1527 }
1528
1529 static void create_processing_cb(gpointer data, guint action,
1530                                  GtkWidget *widget)
1531 {
1532         MessageView *messageview = (MessageView *)data;
1533         FolderItem * item;
1534
1535         if (!messageview->msginfo) return;
1536
1537         item = messageview->msginfo->folder;
1538         summary_msginfo_filter_open(item,  messageview->msginfo,
1539                                     (PrefsFilterType)action, 1);
1540 }
1541
1542 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1543 {
1544         about_show();
1545 }
1546
1547 static gboolean messageview_update_msg(gpointer source, gpointer data)
1548 {
1549         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1550         MessageView *messageview = (MessageView *)data;
1551
1552         if (messageview->msginfo != msginfo_update->msginfo)
1553                 return FALSE;
1554
1555         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1556                 messageview_clear(messageview);
1557                 messageview_update(messageview);
1558         }
1559
1560         return FALSE;
1561 }
1562
1563 void messageview_set_menu_sensitive(MessageView *messageview)
1564 {
1565         GtkItemFactory *ifactory;
1566         GtkWidget *menuitem;
1567
1568         if (!messageview || !messageview->new_window)
1569                 return;
1570         /* do some smart things */
1571         if (!messageview->menubar) return;
1572         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1573         if (!ifactory) return;
1574         if (messageview->mainwin->type == SEPARATE_MESSAGE) {
1575                 menuitem = gtk_item_factory_get_widget(ifactory, "/View/Show all headers");
1576                 gtk_check_menu_item_set_active
1577                         (GTK_CHECK_MENU_ITEM(menuitem),
1578                          messageview->mimeview->textview->show_all_headers);
1579         }
1580 }