2007-04-18 [paul] 2.9.0cvs7
[claws.git] / src / messageview.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
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 "mainwindow.h"
50 #include "manage_window.h"
51 #include "procmsg.h"
52 #include "procheader.h"
53 #include "procmime.h"
54 #include "account.h"
55 #include "action.h"
56 #include "prefs_common.h"
57 #include "prefs_account.h"
58 #include "gtkutils.h"
59 #include "utils.h"
60 #include "send_message.h"
61 #include "stock_pixmap.h"
62 #include "hooks.h"
63 #include "filtering.h"
64 #include "partial_download.h"
65 #include "gedit-print.h"
66 #include "uri_opener.h"
67 #include "inc.h"
68 #include "log.h"
69
70 static GList *messageview_list = NULL;
71
72 static gint messageview_delete_cb       (GtkWidget              *widget,
73                                          GdkEventAny            *event,
74                                          MessageView            *messageview);
75 static void messageview_size_allocate_cb(GtkWidget      *widget,
76                                          GtkAllocation  *allocation);
77 static gboolean key_pressed             (GtkWidget      *widget,
78                                          GdkEventKey    *event,
79                                          MessageView    *messageview);
80
81 static void return_receipt_show         (NoticeView     *noticeview, 
82                                          MsgInfo        *msginfo);      
83 static void return_receipt_send_clicked (NoticeView     *noticeview, 
84                                          MsgInfo        *msginfo);
85 static void partial_recv_show           (NoticeView     *noticeview, 
86                                          MsgInfo        *msginfo);      
87 static void partial_recv_dload_clicked  (NoticeView     *noticeview, 
88                                          MsgInfo        *msginfo);
89 static void partial_recv_del_clicked    (NoticeView     *noticeview, 
90                                          MsgInfo        *msginfo);
91 static void partial_recv_unmark_clicked (NoticeView     *noticeview, 
92                                          MsgInfo        *msginfo);
93 static void save_as_cb                  (gpointer        data,
94                                          guint           action,
95                                          GtkWidget      *widget);
96 static void print_cb                    (gpointer        data,
97                                          guint           action,
98                                          GtkWidget      *widget);
99 static void close_cb                    (gpointer        data,
100                                          guint           action,
101                                          GtkWidget      *widget);
102 static void copy_cb                     (gpointer        data,
103                                          guint           action,
104                                          GtkWidget      *widget);
105 static void allsel_cb                   (gpointer        data,
106                                          guint           action,
107                                          GtkWidget      *widget);
108 static void search_cb                   (gpointer        data,
109                                          guint           action,
110                                          GtkWidget      *widget);
111
112 static void set_charset_cb              (gpointer        data,
113                                          guint           action,
114                                          GtkWidget      *widget);
115 static void set_decode_cb               (gpointer        data,
116                                          guint           action,
117                                          GtkWidget      *widget);
118 static void view_source_cb              (gpointer        data,
119                                          guint           action,
120                                          GtkWidget      *widget);
121 static void show_all_header_cb          (gpointer        data,
122                                          guint           action,
123                                          GtkWidget      *widget);
124 static void msg_hide_quotes_cb          (gpointer        data,
125                                          guint           action,
126                                          GtkWidget      *widget);
127
128 static void compose_cb                  (gpointer        data,
129                                          guint           action,
130                                          GtkWidget      *widget);
131 static void reply_cb                    (gpointer        data,
132                                          guint           action,
133                                          GtkWidget      *widget);
134
135 static PrefsAccount *select_account_from_list
136                                         (GList          *ac_list);
137 static void addressbook_open_cb         (gpointer        data,
138                                          guint           action,
139                                          GtkWidget      *widget);
140 static void add_address_cb              (gpointer        data,
141                                          guint           action,
142                                          GtkWidget      *widget);
143 static void create_filter_cb            (gpointer        data,
144                                          guint           action,
145                                          GtkWidget      *widget);
146 static void create_processing_cb        (gpointer        data,
147                                          guint           action,
148                                          GtkWidget      *widget);
149 static void open_urls_cb                (gpointer        data,
150                                          guint           action,
151                                          GtkWidget      *widget);
152
153 static void about_cb                    (gpointer        data,
154                                          guint           action,
155                                          GtkWidget      *widget);
156 static void messageview_update          (MessageView *msgview);
157 static gboolean messageview_update_msg  (gpointer source, gpointer data);
158
159 static GList *msgview_list = NULL;
160 static GtkItemFactoryEntry msgview_entries[] =
161 {
162         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
163         {N_("/_File/_Save as..."),      "<control>S", save_as_cb, 0, NULL},
164         {N_("/_File/_Print..."),        "<control>P", print_cb, 0, NULL},
165         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
166         {N_("/_File/_Close"),           "<control>W", close_cb, 0, NULL},
167
168         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
169         {N_("/_Edit/_Copy"),            "<control>C", copy_cb, 0, NULL},
170         {N_("/_Edit/Select _all"),      "<control>A", allsel_cb, 0, NULL},
171         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
172         {N_("/_Edit/_Find in current message..."),
173                                         "<control>F", search_cb, 0, NULL},
174
175         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
176
177 #define ENC_SEPARATOR \
178         {N_("/_View/Character _encoding/---"),  NULL, NULL, 0, "<Separator>"}
179 #define ENC_ACTION(action) \
180         NULL, set_charset_cb, action, "/View/Character encoding/Auto detect"
181
182         {N_("/_View/Character _encoding"),      NULL, NULL, 0, "<Branch>"},
183         {N_("/_View/Character _encoding/_Auto detect"),
184                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
185         ENC_SEPARATOR,
186         {N_("/_View/Character _encoding/7bit ascii (US-ASC_II)"),
187          ENC_ACTION(C_US_ASCII)},
188
189         {N_("/_View/Character _encoding/Unicode (_UTF-8)"),
190          ENC_ACTION(C_UTF_8)},
191         ENC_SEPARATOR,
192         {N_("/_View/Character _encoding/Western European (ISO-8859-_1)"),
193          ENC_ACTION(C_ISO_8859_1)},
194         {N_("/_View/Character _encoding/Western European (ISO-8859-15)"),
195          ENC_ACTION(C_ISO_8859_15)},
196         {N_("/_View/Character _encoding/Western European (Windows-1252)"),
197          ENC_ACTION(C_WINDOWS_1252)},
198         ENC_SEPARATOR,
199         {N_("/_View/Character _encoding/Central European (ISO-8859-_2)"),
200          ENC_ACTION(C_ISO_8859_2)},
201         ENC_SEPARATOR,
202         {N_("/_View/Character _encoding/_Baltic (ISO-8859-13)"),
203          ENC_ACTION(C_ISO_8859_13)},
204         {N_("/_View/Character _encoding/Baltic (ISO-8859-_4)"),
205          ENC_ACTION(C_ISO_8859_4)},
206         ENC_SEPARATOR,
207         {N_("/_View/Character _encoding/Greek (ISO-8859-_7)"),
208          ENC_ACTION(C_ISO_8859_7)},
209         ENC_SEPARATOR,
210         {N_("/_View/Character _encoding/Hebrew (ISO-8859-_8)"),
211          ENC_ACTION(C_ISO_8859_8)},
212         {N_("/_View/Character _encoding/Hebrew (Windows-1255)"),
213          ENC_ACTION(C_CP1255)},
214         ENC_SEPARATOR,
215         {N_("/_View/Character _encoding/Arabic (ISO-8859-_6)"),
216          ENC_ACTION(C_ISO_8859_6)},
217         {N_("/_View/Character _encoding/Arabic (Windows-1256)"),
218          ENC_ACTION(C_CP1256)},
219         ENC_SEPARATOR,
220         {N_("/_View/Character _encoding/Turkish (ISO-8859-_9)"),
221          ENC_ACTION(C_ISO_8859_9)},
222         ENC_SEPARATOR,
223         {N_("/_View/Character _encoding/Cyrillic (ISO-8859-_5)"),
224          ENC_ACTION(C_ISO_8859_5)},
225         {N_("/_View/Character _encoding/Cyrillic (KOI8-_R)"),
226          ENC_ACTION(C_KOI8_R)},
227         {N_("/_View/Character _encoding/Cyrillic (KOI8-U)"),
228          ENC_ACTION(C_KOI8_U)},
229         {N_("/_View/Character _encoding/Cyrillic (Windows-1251)"),
230          ENC_ACTION(C_CP1251)},
231         ENC_SEPARATOR,
232         {N_("/_View/Character _encoding/Japanese (ISO-2022-_JP)"),
233          ENC_ACTION(C_ISO_2022_JP)},
234         {N_("/_View/Character _encoding/Japanese (ISO-2022-JP-2)"),
235          ENC_ACTION(C_ISO_2022_JP_2)},
236         {N_("/_View/Character _encoding/Japanese (_EUC-JP)"),
237          ENC_ACTION(C_EUC_JP)},
238         {N_("/_View/Character _encoding/Japanese (_Shift__JIS)"),
239          ENC_ACTION(C_SHIFT_JIS)},
240         ENC_SEPARATOR,
241         {N_("/_View/Character _encoding/Simplified Chinese (_GB2312)"),
242          ENC_ACTION(C_GB2312)},
243         {N_("/_View/Character _encoding/Simplified Chinese (GBK)"),
244          ENC_ACTION(C_GBK)},
245         {N_("/_View/Character _encoding/Traditional Chinese (_Big5)"),
246          ENC_ACTION(C_BIG5)},
247         {N_("/_View/Character _encoding/Traditional Chinese (EUC-_TW)"),
248          ENC_ACTION(C_EUC_TW)},
249         {N_("/_View/Character _encoding/Chinese (ISO-2022-_CN)"),
250          ENC_ACTION(C_ISO_2022_CN)},
251         ENC_SEPARATOR,
252         {N_("/_View/Character _encoding/Korean (EUC-_KR)"),
253          ENC_ACTION(C_EUC_KR)},
254         {N_("/_View/Character _encoding/Korean (ISO-2022-KR)"),
255          ENC_ACTION(C_ISO_2022_KR)},
256         ENC_SEPARATOR,
257         {N_("/_View/Character _encoding/Thai (TIS-620)"),
258          ENC_ACTION(C_TIS_620)},
259         {N_("/_View/Character _encoding/Thai (Windows-874)"),
260          ENC_ACTION(C_WINDOWS_874)},
261
262 #undef ENC_SEPARATOR
263 #undef ENC_ACTION
264
265 #define DEC_SEPARATOR \
266         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
267 #define DEC_ACTION(action) \
268          NULL, set_decode_cb, action, "/View/Decode/Auto detect"
269         {N_("/_View/Decode"),           NULL, NULL, 0, "<Branch>"},
270         {N_("/_View/Decode/_Auto detect"),
271          NULL, set_decode_cb, 0, "<RadioItem>"},
272         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"},
273         {N_("/_View/Decode/_8bit"),             DEC_ACTION(ENC_8BIT)},
274         {N_("/_View/Decode/_Quoted printable"), DEC_ACTION(ENC_QUOTED_PRINTABLE)},
275         {N_("/_View/Decode/_Base64"),           DEC_ACTION(ENC_BASE64)},
276         {N_("/_View/Decode/_Uuencode"),         DEC_ACTION(ENC_X_UUENCODE)},
277
278 #undef DEC_SEPARATOR
279 #undef DEC_ACTION
280
281         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
282         {N_("/_View/Mess_age source"),  "<control>U", view_source_cb, 0, NULL},
283         {N_("/_View/Show all _headers"),"<control>H", show_all_header_cb, 0, "<ToggleItem>"},
284         {N_("/_View/Quotes"),                   NULL, NULL, 0, "<Branch>"},
285         {N_("/_View/Quotes/_Fold all"),         "<control><shift>Q", msg_hide_quotes_cb, 1, "<ToggleItem>"},
286         {N_("/_View/Quotes/Fold from level _2"),NULL, msg_hide_quotes_cb, 2, "<ToggleItem>"},
287         {N_("/_View/Quotes/Fold from level _3"),NULL, msg_hide_quotes_cb, 3, "<ToggleItem>"},
288
289         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
290         {N_("/_Message/Compose _new message"),
291                                         "<control>M", compose_cb, 0, NULL},
292         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
293         {N_("/_Message/_Reply"),        "<control>R", reply_cb, COMPOSE_REPLY, NULL},
294         {N_("/_Message/Repl_y to/_all"),
295                                         "<control><shift>R", reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
296         {N_("/_Message/Repl_y to/_sender"),
297                                         NULL, reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
298         {N_("/_Message/Repl_y to/mailing _list"),
299                                         "<control>L", reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
300         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
301         {N_("/_Message/_Forward"),      "<control><alt>F", reply_cb, COMPOSE_FORWARD_INLINE, NULL},
302         {N_("/_Message/For_ward as attachment"),
303                                         NULL, reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
304         {N_("/_Message/Redirec_t"),     NULL, reply_cb, COMPOSE_REDIRECT, NULL},
305
306         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
307         {N_("/_Tools/_Address book"),   "<control><shift>A", addressbook_open_cb, 0, NULL},
308         {N_("/_Tools/Add sender to address boo_k"),
309                                         NULL, add_address_cb, 0, NULL},
310         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
311         {N_("/_Tools/_Create filter rule"),
312                                         NULL, NULL, 0, "<Branch>"},
313         {N_("/_Tools/_Create filter rule/_Automatically"),
314                                         NULL, create_filter_cb, FILTER_BY_AUTO, NULL},
315         {N_("/_Tools/_Create filter rule/by _From"),
316                                         NULL, create_filter_cb, FILTER_BY_FROM, NULL},
317         {N_("/_Tools/_Create filter rule/by _To"),
318                                         NULL, create_filter_cb, FILTER_BY_TO, NULL},
319         {N_("/_Tools/_Create filter rule/by _Subject"),
320                                         NULL, create_filter_cb, FILTER_BY_SUBJECT, NULL},
321         {N_("/_Tools/Create processing rule"),
322                                         NULL, NULL, 0, "<Branch>"},
323         {N_("/_Tools/Create processing rule/_Automatically"),
324                                         NULL, create_processing_cb, FILTER_BY_AUTO, NULL},
325         {N_("/_Tools/Create processing rule/by _From"),
326                                         NULL, create_processing_cb, FILTER_BY_FROM, NULL},
327         {N_("/_Tools/Create processing rule/by _To"),
328                                         NULL, create_processing_cb, FILTER_BY_TO, NULL},
329         {N_("/_Tools/Create processing rule/by _Subject"),
330                                         NULL, create_processing_cb, FILTER_BY_SUBJECT, NULL},
331         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
332         {N_("/_Tools/List _URLs..."),   "<shift><control>U", open_urls_cb, 0, NULL},
333         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
334         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
335
336         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
337         {N_("/_Help/_About"),           NULL, about_cb, 0, NULL}
338 };
339
340 MessageView *messageview_create(MainWindow *mainwin)
341 {
342         MessageView *messageview;
343         GtkWidget *vbox;
344         HeaderView *headerview;
345         MimeView *mimeview;
346         NoticeView *noticeview;
347
348         debug_print("Creating message view...\n");
349         messageview = g_new0(MessageView, 1);
350
351         headerview = headerview_create();
352
353         noticeview = noticeview_create(mainwin);
354
355         mimeview = mimeview_create(mainwin);
356         mimeview->textview = textview_create();
357         mimeview->textview->messageview = messageview;
358         mimeview->messageview = messageview;
359
360         vbox = gtk_vbox_new(FALSE, 0);
361         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
362                            FALSE, FALSE, 0);
363         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
364                            FALSE, FALSE, 0);
365         gtk_box_pack_start(GTK_BOX(vbox),
366                            GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
367         gtk_widget_show(vbox);
368
369         messageview->vbox        = vbox;
370         messageview->new_window  = FALSE;
371         messageview->window      = NULL;
372         messageview->headerview  = headerview;
373         messageview->mimeview    = mimeview;
374         messageview->noticeview = noticeview;
375         messageview->mainwin    = mainwin;
376
377         messageview->statusbar     = NULL;
378         messageview->statusbar_cid = 0;
379
380         messageview->msginfo_update_callback_id =
381                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, messageview_update_msg, (gpointer) messageview);
382
383         return messageview;
384 }
385
386 GList *messageview_get_msgview_list(void)
387 {
388         return msgview_list;
389 }
390
391 void messageview_update_actions_menu(MessageView *msgview)
392 {
393         GtkItemFactory *ifactory;
394
395         /* Messages opened in a new window do not have a menu bar */
396         if (msgview->menubar == NULL)
397                 return;
398         ifactory = gtk_item_factory_from_widget(msgview->menubar);
399         action_update_msgview_menu(ifactory, "/Tools/Actions", msgview);
400 }
401
402 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window) 
403 {
404         GtkWidget *handlebox;
405         GtkWidget *vbox;
406         GtkWidget *menubar;
407         GtkWidget *statusbar;
408         guint n_menu_entries;
409
410         vbox = gtk_vbox_new(FALSE, 0);
411         gtk_widget_show(vbox);
412         gtk_container_add(GTK_CONTAINER(window), vbox); 
413
414         n_menu_entries = sizeof(msgview_entries) / sizeof(msgview_entries[0]);
415         menubar = menubar_create(window, msgview_entries,
416                                  n_menu_entries, "<MessageView>", msgview);
417         gtk_widget_show(menubar);
418         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
419
420         if (prefs_common.toolbar_detachable) {
421                 handlebox = gtk_handle_box_new();
422         } else {
423                 handlebox = gtk_hbox_new(FALSE, 0);
424         }
425         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
426         gtk_widget_realize(handlebox);
427         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
428                                           (gpointer)msgview);
429
430         statusbar = gtk_statusbar_new();
431         gtk_widget_show(statusbar);
432         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
433         msgview->statusbar = statusbar;
434         msgview->statusbar_cid = gtk_statusbar_get_context_id
435                 (GTK_STATUSBAR(statusbar), "Message View");
436
437         msgview->handlebox = handlebox;
438         msgview->menubar   = menubar;
439
440         gtk_container_add(GTK_CONTAINER(vbox),
441                           GTK_WIDGET_PTR(msgview));
442
443         messageview_update_actions_menu(msgview);
444
445         msgview_list = g_list_append(msgview_list, msgview);
446 }
447
448 static MessageView *messageview_create_with_new_window_visible(MainWindow *mainwin, gboolean show)
449 {
450         MessageView *msgview;
451         GtkWidget *window;
452         static GdkGeometry geometry;
453
454         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "messageview");
455         gtk_window_set_title(GTK_WINDOW(window), _("Claws Mail - Message View"));
456         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
457
458         if (!geometry.min_height) {
459                 geometry.min_width = 320;
460                 geometry.min_height = 200;
461         }
462         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
463                                       GDK_HINT_MIN_SIZE);
464
465         gtk_widget_set_size_request(window, prefs_common.msgwin_width,
466                                     prefs_common.msgwin_height);
467
468         msgview = messageview_create(mainwin);
469
470         g_signal_connect(G_OBJECT(window), "size_allocate",
471                          G_CALLBACK(messageview_size_allocate_cb),
472                          msgview);
473         g_signal_connect(G_OBJECT(window), "delete_event",
474                          G_CALLBACK(messageview_delete_cb), msgview);
475 #ifdef MAEMO
476         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(window));
477 #else
478         g_signal_connect(G_OBJECT(window), "key_press_event",
479                          G_CALLBACK(key_pressed), msgview);
480 #endif
481         messageview_add_toolbar(msgview, window);
482
483         if (show) {
484                 gtk_widget_grab_focus(msgview->mimeview->textview->text);
485                 gtk_widget_show(window);
486         } else {
487                 gtk_widget_realize(window);
488         }
489
490         msgview->new_window = TRUE;
491         msgview->window = window;
492         msgview->visible = TRUE;
493
494         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox, 
495                           prefs_common.toolbar_style);
496         messageview_init(msgview);
497
498         return msgview;
499 }
500
501 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
502 {
503         return messageview_create_with_new_window_visible(mainwin, TRUE);
504 }
505 void messageview_init(MessageView *messageview)
506 {
507         headerview_init(messageview->headerview);
508         mimeview_init(messageview->mimeview);
509         /*messageview_set_font(messageview);*/
510
511         noticeview_hide(messageview->noticeview);
512 }
513
514 static void notification_convert_header(gchar *dest, gint len, 
515                                         const gchar *src_,
516                                         gint header_len)
517 {
518         char *src;
519
520         g_return_if_fail(src_ != NULL);
521         g_return_if_fail(dest != NULL);
522
523         if (len < 1) return;
524
525         Xstrndup_a(src, src_, len, return);
526
527         remove_return(src);
528
529         if (is_ascii_str(src)) {
530                 strncpy2(dest, src, len);
531                 dest[len - 1] = '\0';
532                 return;
533         } else
534                 conv_encode_header(dest, len, src, header_len, FALSE);
535 }
536
537 static gint disposition_notification_send(MsgInfo *msginfo)
538 {
539         gchar buf[BUFFSIZE];
540         gchar tmp[MAXPATHLEN + 1];
541         FILE *fp;
542         GList *ac_list;
543         PrefsAccount *account = NULL;
544         gint ok;
545         gchar *to;
546         FolderItem *queue, *outbox;
547         gint num;
548         gchar *path;
549         gchar *addr;
550         gchar *addrp;
551         gchar *foo = NULL;
552         gboolean queued_removed = FALSE;
553         
554         if (!msginfo->extradata)
555                 return -1;
556         if (!msginfo->extradata->returnreceiptto && 
557             !msginfo->extradata->dispositionnotificationto) 
558                 return -1;
559
560         /* RFC2298: Test for Return-Path */
561         if (msginfo->extradata->dispositionnotificationto)
562                 to = msginfo->extradata->dispositionnotificationto;
563         else
564                 to = msginfo->extradata->returnreceiptto;
565
566         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
567                                 "Return-Path:");
568         if (ok == 0) {
569                 gchar *to_addr = g_strdup(to);
570                 extract_address(to_addr);
571                 extract_address(buf);
572                 ok = strcasecmp(to_addr, buf);
573                 g_free(to_addr);
574         } else {
575                 strncpy(buf, _("<No Return-Path found>"), 
576                                 sizeof(buf));
577         }
578         
579         if (ok != 0) {
580                 AlertValue val;
581                 gchar *message;
582                 message = g_strdup_printf(
583                   _("The notification address to which the return receipt is\n"
584                     "to be sent does not correspond to the return path:\n"
585                     "Notification address: %s\n"
586                     "Return path: %s\n"
587                     "It is advised to not to send the return receipt."),
588                   to, buf);
589                 val = alertpanel_full(_("Warning"), message,
590                                 _("_Don't Send"), _("_Send"), NULL, FALSE,
591                                 NULL, ALERT_WARNING, G_ALERTDEFAULT);
592                 g_free(message);                                
593                 if (val != G_ALERTALTERNATE)
594                         return -1;
595         }
596
597         ac_list = account_find_all_from_address(NULL, msginfo->to);
598         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
599
600         if (ac_list == NULL) {
601                 AlertValue val = 
602                 alertpanel_full(_("Warning"),
603                   _("This message is asking for a return receipt notification\n"
604                     "but according to its 'To:' and 'CC:' headers it was not\n"
605                     "officially addressed to you.\n"
606                     "It is advised to not to send the return receipt."),
607                   _("_Don't Send"), _("_Send"), NULL, FALSE,
608                   NULL, ALERT_WARNING, G_ALERTDEFAULT);
609                 if (val != G_ALERTALTERNATE)
610                         return -1;
611         }
612
613         if (g_list_length(ac_list) > 1) {
614                 if ((account = select_account_from_list(ac_list)) == NULL)
615                         return -1;
616         }
617         else if (ac_list != NULL)
618                 account = (PrefsAccount *) ac_list->data;
619         g_list_free(ac_list);
620
621         if (account == NULL)
622                 account = account_get_default();
623         if (!account || account->protocol == A_NNTP) {
624                 alertpanel_error(_("Account for sending mail is not specified.\n"
625                                    "Please select a mail account before sending."));
626                 return -1;
627         }
628
629         /* write to temporary file */
630         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%p",
631                    get_rc_dir(), G_DIR_SEPARATOR, msginfo);
632
633         if ((fp = g_fopen(tmp, "wb")) == NULL) {
634                 FILE_OP_ERROR(tmp, "fopen");
635                 return -1;
636         }
637
638         /* chmod for security */
639         if (change_file_mode_rw(fp, tmp) < 0) {
640                 FILE_OP_ERROR(tmp, "chmod");
641                 g_warning("can't change file mode\n");
642         }
643         
644         addr = g_strdup(to);
645         
646         extract_address(addr);
647         addrp = addr;
648         
649         /* write queue headers */
650         fprintf(fp, "AF:\n");
651         fprintf(fp, "NF:0\n");
652         fprintf(fp, "PS:10\n");
653         fprintf(fp, "SRH:1\n");
654         fprintf(fp, "SFN:\n");
655         fprintf(fp, "DSR:\n");
656         fprintf(fp, "MID:\n");
657         fprintf(fp, "CFG:\n");
658         fprintf(fp, "PT:0\n");
659         fprintf(fp, "S:%s\n", account->address);
660         fprintf(fp, "RQ:\n");
661         if (account->smtp_server)
662                 fprintf(fp, "SSV:%s\n", account->smtp_server);
663         else
664                 fprintf(fp, "SSV:\n");
665         fprintf(fp, "SSH:\n");
666         fprintf(fp, "R:<%s>\n", addrp);
667         
668         g_free(addrp);
669         
670         /* check whether we need to save the message */
671         outbox = account_get_special_folder(account, F_OUTBOX); 
672         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
673                 outbox = NULL;
674         if (outbox) {
675                 path = folder_item_get_identifier(outbox);
676                 fprintf(fp, "SCF:%s\n", path);
677                 g_free(path);
678         }               
679
680         fprintf(fp, "X-Claws-End-Special-Headers: 1\n");
681         
682         /* Date */
683         get_rfc822_date(buf, sizeof(buf));
684         fprintf(fp, "Date: %s\n", buf);
685
686         /* From */
687         if (account->name && *account->name) {
688                 notification_convert_header
689                         (buf, sizeof(buf), account->name,
690                          strlen("From: "));
691                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
692         } else
693                 fprintf(fp, "From: %s\n", account->address);
694
695         fprintf(fp, "To: %s\n", to);
696
697         /* Subject */
698         notification_convert_header(buf, sizeof(buf), msginfo->subject,
699                                     strlen("Subject: "));
700         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
701
702         /* Message ID */
703         generate_msgid(buf, sizeof(buf));
704         fprintf(fp, "Message-ID: <%s>\n", buf);
705
706         if (fclose(fp) == EOF) {
707                 FILE_OP_ERROR(tmp, "fclose");
708                 g_unlink(tmp);
709                 return -1;
710         }
711
712         /* put it in queue */
713         queue = account_get_special_folder(account, F_QUEUE);
714         if (!queue) queue = folder_get_default_queue();
715         if (!queue) {
716                 g_warning("can't find queue folder\n");
717                 g_unlink(tmp);
718                 return -1;
719         }
720         folder_item_scan(queue);
721         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
722                 g_warning("can't queue the message\n");
723                 g_unlink(tmp);
724                 return -1;
725         }
726                 
727         if (prefs_common.work_offline && 
728             !inc_offline_should_override(TRUE,
729                 _("Claws Mail needs network access in order "
730                   "to send this email.")))
731                 return 0;
732
733         /* send it */
734         path = folder_item_fetch_msg(queue, num);
735         ok = procmsg_send_message_queue(path, &foo, queue, num, &queued_removed);
736         g_free(path);
737         g_free(foo);
738         if (ok == 0 && !queued_removed)
739                 folder_item_remove_msg(queue, num);
740
741         return ok;
742 }
743
744 static gboolean find_encrypted_func(GNode *node, gpointer data)
745 {
746         MimeInfo *mimeinfo = (MimeInfo *) node->data;
747         MimeInfo **encinfo = (MimeInfo **) data;
748         
749         if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
750                 *encinfo = mimeinfo;
751                 return TRUE;
752         }
753         
754         return FALSE;
755 }
756
757 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
758 {
759         MimeInfo *encinfo = NULL;
760
761         g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
762                 find_encrypted_func, &encinfo);
763         
764         return encinfo;
765 }
766
767 gint messageview_show(MessageView *messageview, MsgInfo *msginfo,
768                       gboolean all_headers)
769 {
770         gchar *file;
771         MimeInfo *mimeinfo, *encinfo;
772         gchar *subject = NULL;
773         g_return_val_if_fail(msginfo != NULL, -1);
774
775         if (messageview->mimeview->textview &&
776             messageview->mimeview->textview->loading) {
777                 messageview->mimeview->textview->stop_loading = TRUE;
778                 return 0;
779         }
780
781         if (messageview->toolbar)
782                 toolbar_set_learn_button
783                         (messageview->toolbar,
784                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
785         else
786                 toolbar_set_learn_button
787                         (messageview->mainwin->toolbar,
788                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
789
790         if (messageview->toolbar) {
791                 if (messageview->toolbar->learn_ham_btn)
792                         gtk_widget_set_sensitive(
793                                 messageview->toolbar->learn_ham_btn, 
794                                 procmsg_spam_can_learn());
795                 if (messageview->toolbar->learn_spam_btn)
796                         gtk_widget_set_sensitive(
797                                 messageview->toolbar->learn_spam_btn, 
798                                 procmsg_spam_can_learn());
799         }
800         messageview->updating = TRUE;
801         mimeinfo = procmime_scan_message(msginfo);
802         messageview->updating = FALSE;
803         
804         if (messageview->deferred_destroy) {
805                 messageview_destroy(messageview);
806                 return 0;
807         }
808
809         if (!mimeinfo) {
810                 textview_show_error(messageview->mimeview->textview);
811                 return -1;
812         }
813
814         while ((encinfo = find_encrypted_part(mimeinfo)) != NULL) {
815                 debug_print("decrypting message part\n");
816                 if (privacy_mimeinfo_decrypt(encinfo) < 0) {
817                         alertpanel_error(_("Couldn't decrypt: %s"),
818                                 privacy_get_error());
819                         break;
820                 }
821         }
822         
823         messageview->updating = TRUE;
824         file = procmsg_get_message_file_path(msginfo);
825         messageview->updating = FALSE;
826         
827         if (messageview->deferred_destroy) {
828                 g_free(file);
829                 messageview_destroy(messageview);
830                 return 0;
831         }
832
833         if (!file) {
834                 g_warning("can't get message file path.\n");
835                 procmime_mimeinfo_free_all(mimeinfo);
836                 textview_show_error(messageview->mimeview->textview);
837                 return -1;
838         }
839         
840         if (messageview->msginfo != msginfo) {
841                 procmsg_msginfo_free(messageview->msginfo);
842                 messageview->msginfo = NULL;
843                 messageview_set_menu_sensitive(messageview);
844                 messageview->msginfo = procmsg_msginfo_get_full_info(msginfo);
845                 if (!messageview->msginfo)
846                         messageview->msginfo = procmsg_msginfo_copy(msginfo);
847         } else {
848                 messageview->msginfo = NULL;
849                 messageview_set_menu_sensitive(messageview);
850                 messageview->msginfo = msginfo;
851         }
852         headerview_show(messageview->headerview, messageview->msginfo);
853
854         messageview_set_position(messageview, 0);
855
856         textview_set_all_headers(messageview->mimeview->textview, 
857                         messageview->all_headers);
858
859 #ifdef MAEMO
860         maemo_window_full_screen_if_needed(GTK_WINDOW(messageview->window));
861 #endif
862         if (messageview->window) {
863                 gtk_window_set_title(GTK_WINDOW(messageview->window), 
864                                 _("Claws Mail - Message View"));
865                 GTK_EVENTS_FLUSH();
866         }
867         mimeview_show_message(messageview->mimeview, mimeinfo, file);
868         
869         messageview_set_position(messageview, 0);
870
871         if (messageview->window && msginfo->subject) {
872                 subject = g_strdup(msginfo->subject);
873                 if (!g_utf8_validate(subject, -1, NULL)) {
874                         g_free(subject);
875                         subject = g_malloc(strlen(msginfo->subject)*2 +1);
876                         conv_localetodisp(subject, strlen(msginfo->subject)*2 +1, 
877                                 msginfo->subject);
878                 }
879                 if (g_utf8_validate(subject, -1, NULL))
880                         gtk_window_set_title(GTK_WINDOW(messageview->window), 
881                                 subject);
882                 g_free(subject);
883         }
884
885         main_create_mailing_list_menu(messageview->mainwin, messageview->msginfo);
886
887         if (messageview->msginfo->extradata
888             && messageview->msginfo->extradata->partial_recv)
889                 partial_recv_show(messageview->noticeview, 
890                                   messageview->msginfo);
891         else if (messageview->msginfo->extradata &&
892             (messageview->msginfo->extradata->dispositionnotificationto || 
893              messageview->msginfo->extradata->returnreceiptto) &&
894             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags) &&
895             !prefs_common.never_send_retrcpt)
896                 return_receipt_show(messageview->noticeview, 
897                                     messageview->msginfo);
898         else 
899                 noticeview_hide(messageview->noticeview);
900
901         mimeinfo = procmime_mimeinfo_next(mimeinfo);
902         if (!all_headers && mimeinfo && (mimeinfo->type != MIMETYPE_TEXT || 
903             strcasecmp(mimeinfo->subtype, "plain"))) {
904                 if (strcasecmp(mimeinfo->subtype, "html"))
905                         mimeview_show_part(messageview->mimeview,mimeinfo);
906                 else if (prefs_common.invoke_plugin_on_html)
907                         mimeview_select_mimepart_icon(messageview->mimeview,mimeinfo);
908         }
909
910         g_free(file);
911
912         return 0;
913 }
914
915 void messageview_reflect_prefs_pixmap_theme(void)
916 {
917         GList *cur;
918         MessageView *msgview;
919
920         for (cur = msgview_list; cur != NULL; cur = cur->next) {
921                 msgview = (MessageView*)cur->data;
922                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
923                 mimeview_update(msgview->mimeview);
924         }
925 }
926
927 void messageview_clear(MessageView *messageview)
928 {
929         if (!messageview)
930                 return;
931         procmsg_msginfo_free(messageview->msginfo);
932         messageview->msginfo = NULL;
933         messageview->filtered = FALSE;
934         mimeview_clear(messageview->mimeview);
935         headerview_clear(messageview->headerview);
936         noticeview_hide(messageview->noticeview);
937 }
938
939 void messageview_destroy(MessageView *messageview)
940 {
941         debug_print("destroy messageview\n");
942         messageview_list = g_list_remove(messageview_list, messageview);
943
944         if (messageview->mainwin->summaryview->messageview == messageview)
945                 messageview->mainwin->summaryview->messageview = NULL;
946
947         if (messageview->mainwin->summaryview->ext_messageview == messageview)
948                 messageview->mainwin->summaryview->ext_messageview = NULL;
949
950         if (!messageview->deferred_destroy) {
951                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
952                               messageview->msginfo_update_callback_id);
953         }
954
955         if (messageview->updating) {
956                 debug_print("uh oh, better not touch that now (fetching)\n");
957                 messageview->deferred_destroy = TRUE;
958                 gtk_widget_hide(messageview->window);
959                 return;
960         }
961         
962         if (messageview->mimeview->textview
963         &&  messageview->mimeview->textview->loading) {
964                 debug_print("uh oh, better not touch that now (loading text)\n");
965                 messageview->deferred_destroy = TRUE;
966                 messageview->mimeview->textview->stop_loading = TRUE;
967                 gtk_widget_hide(messageview->window);
968                 return;
969         }
970
971         headerview_destroy(messageview->headerview);
972         mimeview_destroy(messageview->mimeview);
973         noticeview_destroy(messageview->noticeview);
974
975         procmsg_msginfo_free(messageview->msginfo);
976         toolbar_clear_list(TOOLBAR_MSGVIEW);
977         if (messageview->toolbar) {
978                 toolbar_destroy(messageview->toolbar);
979                 g_free(messageview->toolbar);
980         }
981         
982         msgview_list = g_list_remove(msgview_list, messageview); 
983
984         if (messageview->window)
985                 gtk_widget_destroy(messageview->window);
986         g_free(messageview);
987 }
988
989 void messageview_delete(MessageView *msgview)
990 {
991         MsgInfo *msginfo = NULL;
992         FolderItem *trash = NULL;
993         PrefsAccount *ac = NULL;
994
995         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
996                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
997         
998         /* need a procmsg_msginfo_equal() */
999         if (msginfo && msgview->msginfo && 
1000             msginfo->msgnum == msgview->msginfo->msgnum && 
1001             msginfo->folder == msgview->msginfo->folder) {
1002                 summary_delete_trash(msgview->mainwin->summaryview);
1003         } else {                
1004                 msginfo = msgview->msginfo;
1005
1006                 g_return_if_fail(msginfo != NULL);
1007
1008                 /* to get the trash folder, we have to choose either
1009                  * the folder's or account's trash default - we prefer
1010                  * the one in the account prefs */
1011                 if (msginfo->folder) {
1012                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
1013                                 trash = account_get_special_folder(ac, F_TRASH);
1014                         if (!trash && msginfo->folder->folder)  
1015                                 trash = msginfo->folder->folder->trash;
1016                         /* if still not found, use the default */
1017                         if (!trash) 
1018                                 trash = folder_get_default_trash();
1019                 }       
1020
1021                 g_return_if_fail(trash != NULL);
1022
1023                 if (prefs_common.immediate_exec)
1024                         /* TODO: Delete from trash */
1025                         folder_item_move_msg(trash, msginfo);
1026                 else {
1027                         procmsg_msginfo_set_to_folder(msginfo, trash);
1028                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
1029                         /* NOTE: does not update to next message in summaryview */
1030                 }
1031         }               
1032 }
1033
1034 /* 
1035  * \brief update messageview with currently selected message in summaryview
1036  *        leave unchanged if summaryview is empty
1037  * \param pointer to MessageView
1038  */     
1039 static void messageview_update(MessageView *msgview)
1040 {
1041         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
1042
1043         g_return_if_fail(summaryview != NULL);
1044         
1045         if (summaryview->selected) {
1046                 MsgInfo *msginfo = summary_get_selected_msg(summaryview);
1047                 if (msginfo == NULL)
1048                         return;
1049
1050                 messageview_show(msgview, msginfo, 
1051                                  msgview->all_headers);
1052         } 
1053 }
1054
1055 void messageview_quote_color_set(void)
1056 {
1057 }
1058
1059 void messageview_set_font(MessageView *messageview)
1060 {
1061 }
1062
1063 TextView *messageview_get_current_textview(MessageView *messageview)
1064 {
1065         TextView *text = NULL;
1066
1067         text = messageview->mimeview->textview;
1068
1069         return text;
1070 }
1071
1072 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
1073 {
1074         return mimeview_get_selected_part(messageview->mimeview);
1075 }
1076
1077 void messageview_copy_clipboard(MessageView *messageview)
1078 {
1079         TextView *text;
1080
1081         text = messageview_get_current_textview(messageview);
1082         if (text) {
1083                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
1084                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
1085                 GtkClipboard *clipboard
1086                         = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
1087
1088                 gtk_text_buffer_copy_clipboard(buffer, clipboard);
1089         }
1090 }
1091
1092 void messageview_select_all(MessageView *messageview)
1093 {
1094         TextView *text;
1095
1096         text = messageview_get_current_textview(messageview);
1097         if (text) {
1098                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
1099                 GtkTextBuffer *buffer;
1100                 GtkTextIter start, end;
1101
1102                 buffer = gtk_text_view_get_buffer(textview);
1103                 gtk_text_buffer_get_bounds(buffer, &start, &end);
1104                 gtk_text_buffer_select_range(buffer, &start, &end);
1105         }
1106 }
1107
1108 void messageview_set_position(MessageView *messageview, gint pos)
1109 {
1110         TextView *text;
1111
1112         text = messageview_get_current_textview(messageview);
1113         if (text)
1114                 textview_set_position(text, pos);
1115 }
1116
1117 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
1118                                    gboolean case_sens)
1119 {
1120         TextView *text;
1121
1122         if (messageview->mimeview->type == MIMEVIEW_VIEWER) {
1123                 MimeViewer *viewer = messageview->mimeview->mimeviewer;
1124                 if (viewer && viewer->text_search) {
1125                         return viewer->text_search(viewer, FALSE, str, case_sens);
1126                 }
1127         }
1128
1129         text = messageview_get_current_textview(messageview);
1130         if (text)
1131                 return textview_search_string(text, str, case_sens);
1132         return FALSE;
1133 }
1134
1135 gboolean messageview_search_string_backward(MessageView *messageview,
1136                                             const gchar *str,
1137                                             gboolean case_sens)
1138 {
1139         TextView *text;
1140
1141         if (messageview->mimeview->type == MIMEVIEW_VIEWER) {
1142                 MimeViewer *viewer = messageview->mimeview->mimeviewer;
1143                 if (viewer && viewer->text_search) {
1144                         return viewer->text_search(viewer, TRUE, str, case_sens);
1145                 }
1146         }
1147
1148         text = messageview_get_current_textview(messageview);
1149         if (text)       
1150                 return textview_search_string_backward(text,
1151                                                        str, case_sens);
1152         return FALSE;
1153 }
1154
1155 gboolean messageview_is_visible(MessageView *messageview)
1156 {
1157         if (messageview == NULL)
1158                 return FALSE;
1159         return messageview->visible;
1160 }
1161
1162 static void messageview_save_as(MessageView *messageview)
1163 {
1164         gchar *filename = NULL;
1165         MsgInfo *msginfo;
1166         gchar *src, *dest, *tmp;
1167
1168         if (!messageview->msginfo) return;
1169         msginfo = messageview->msginfo;
1170
1171         if (msginfo->subject) {
1172                 Xstrdup_a(filename, msginfo->subject, return);
1173                 subst_for_filename(filename);
1174         }
1175         if (filename && !g_utf8_validate(filename, -1, NULL)) {
1176                 gchar *oldstr = filename;
1177                 filename = conv_codeset_strdup(filename,
1178                                                conv_get_locale_charset_str(),
1179                                                CS_UTF_8);
1180                 if (!filename) {
1181                         g_warning("messageview_save_as(): faild to convert character set.");
1182                         filename = g_strdup(oldstr);
1183                 }
1184                 dest = filesel_select_file_save(_("Save as"), filename);
1185                 g_free(filename);
1186         } else
1187                 dest = filesel_select_file_save(_("Save as"), filename);
1188         if (!dest) return;
1189         if (is_file_exist(dest)) {
1190                 AlertValue aval;
1191
1192                 aval = alertpanel(_("Overwrite"),
1193                                   _("Overwrite existing file?"),
1194                                   GTK_STOCK_CANCEL, GTK_STOCK_OK, NULL);
1195                 if (G_ALERTALTERNATE != aval) return;
1196         }
1197
1198         src = procmsg_get_message_file(msginfo);
1199         if (copy_file(src, dest, TRUE) < 0) {
1200                 tmp =  g_path_get_basename(dest);
1201                 alertpanel_error(_("Couldn't save the file '%s'."), tmp);
1202                 g_free(tmp);
1203         }
1204         g_free(dest);
1205         g_free(src);
1206 }
1207
1208 static gint messageview_delete_cb(GtkWidget *widget, GdkEventAny *event,
1209                                   MessageView *messageview)
1210 {
1211         messageview_destroy(messageview);
1212         return TRUE;
1213 }
1214
1215 static void messageview_size_allocate_cb(GtkWidget *widget,
1216                                          GtkAllocation *allocation)
1217 {
1218         g_return_if_fail(allocation != NULL);
1219
1220         prefs_common.msgwin_width  = allocation->width;
1221         prefs_common.msgwin_height = allocation->height;
1222 }
1223
1224 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1225                         MessageView *messageview)
1226 {
1227         if (event && event->keyval == GDK_Escape && messageview->window) {
1228                 messageview_destroy(messageview);
1229                 return TRUE;
1230         }
1231
1232         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0)
1233                 return FALSE;
1234
1235         g_signal_stop_emission_by_name(G_OBJECT(widget),
1236                                         "key_press_event");
1237         mimeview_pass_key_press_event(messageview->mimeview, event);
1238         return FALSE;
1239 }
1240
1241 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1242 {
1243         gchar *addr = NULL;
1244         gboolean from_me = FALSE;
1245         if (msginfo->folder 
1246                 && (folder_has_parent_of_type(msginfo->folder, F_QUEUE)
1247                  || folder_has_parent_of_type(msginfo->folder, F_DRAFT)))
1248                 return;
1249
1250         addr = g_strdup(msginfo->from);
1251         if (addr) {
1252                 extract_address(addr);
1253                 if (account_find_from_address(addr)) {
1254                         from_me = TRUE;
1255                 }
1256                 g_free(addr);
1257         }
1258
1259         if (from_me) {
1260                 noticeview_set_icon(noticeview, STOCK_PIXMAP_NOTICE_WARN);
1261                 noticeview_set_text(noticeview, _("You asked for a return receipt in this message."));
1262                 noticeview_set_button_text(noticeview, NULL);
1263                 noticeview_set_button_press_callback(noticeview, NULL, NULL);
1264         } else {
1265                 noticeview_set_icon(noticeview, STOCK_PIXMAP_NOTICE_WARN);
1266                 noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1267                 noticeview_set_button_text(noticeview, _("Send receipt"));
1268                 noticeview_set_button_press_callback(noticeview,
1269                                                      G_CALLBACK(return_receipt_send_clicked),
1270                                                      (gpointer) msginfo);
1271         }
1272         noticeview_show(noticeview);
1273 }
1274
1275 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1276 {
1277         MsgInfo *tmpmsginfo;
1278         gchar *file;
1279
1280         file = procmsg_get_message_file_path(msginfo);
1281         if (!file) {
1282                 g_warning("can't get message file path.\n");
1283                 return;
1284         }
1285
1286         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1287         tmpmsginfo->folder = msginfo->folder;
1288         tmpmsginfo->msgnum = msginfo->msgnum;
1289
1290         if (disposition_notification_send(tmpmsginfo) >= 0) {
1291                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1292                 noticeview_hide(noticeview);
1293         }               
1294
1295         procmsg_msginfo_free(tmpmsginfo);
1296         g_free(file);
1297 }
1298
1299 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1300 {
1301         gchar *text = NULL;
1302         gchar *button1 = NULL;
1303         gchar *button2 = NULL;
1304         void  *button1_cb = NULL;
1305         void  *button2_cb = NULL;
1306
1307         if (!msginfo->extradata)
1308                 return;
1309         if (!partial_msg_in_uidl_list(msginfo)) {
1310                 text = g_strdup_printf(_("This message has been partially "
1311                                 "retrieved,\nand has been deleted from the "
1312                                 "server."));
1313         } else {
1314                 switch (msginfo->planned_download) {
1315                 case POP3_PARTIAL_DLOAD_UNKN:
1316                         text = g_strdup_printf(_("This message has been "
1317                                         "partially retrieved;\nit is %s."),
1318                                         to_human_readable(
1319                                                 (off_t)(msginfo->total_size)));
1320                         button1 = _("Mark for download");
1321                         button2 = _("Mark for deletion");
1322                         button1_cb = partial_recv_dload_clicked;
1323                         button2_cb = partial_recv_del_clicked;
1324                         break;
1325                 case POP3_PARTIAL_DLOAD_DLOAD:
1326                         text = g_strdup_printf(_("This message has been "
1327                                         "partially retrieved;\nit is %s and "
1328                                         "will be downloaded."),
1329                                         to_human_readable(
1330                                                 (off_t)(msginfo->total_size)));
1331                         button1 = _("Unmark");
1332                         button1_cb = partial_recv_unmark_clicked;
1333                         button2 = _("Mark for deletion");
1334                         button2_cb = partial_recv_del_clicked;
1335                         break;
1336                 case POP3_PARTIAL_DLOAD_DELE:
1337                         text = g_strdup_printf(_("This message has been "
1338                                         "partially retrieved;\nit is %s and "
1339                                         "will be deleted."),
1340                                         to_human_readable(
1341                                                 (off_t)(msginfo->total_size)));
1342                         button1 = _("Mark for download");
1343                         button1_cb = partial_recv_dload_clicked;
1344                         button2 = _("Unmark");
1345                         button2_cb = partial_recv_unmark_clicked;
1346                         break;
1347                 default:
1348                         return;
1349                 }
1350         }
1351         
1352         noticeview_set_icon(noticeview, STOCK_PIXMAP_NOTICE_WARN);
1353         noticeview_set_text(noticeview, text);
1354         g_free(text);
1355         noticeview_set_button_text(noticeview, button1);
1356         noticeview_set_button_press_callback(noticeview,
1357                      G_CALLBACK(button1_cb), (gpointer) msginfo);
1358
1359         noticeview_set_2ndbutton_text(noticeview, button2);
1360         noticeview_set_2ndbutton_press_callback(noticeview,
1361                      G_CALLBACK(button2_cb), (gpointer) msginfo);
1362
1363         noticeview_show(noticeview);
1364 }
1365
1366 static void partial_recv_dload_clicked(NoticeView *noticeview, 
1367                                        MsgInfo *msginfo)
1368 {
1369         if (partial_mark_for_download(msginfo) == 0) {
1370                 partial_recv_show(noticeview, msginfo);
1371         }
1372 }
1373
1374 static void partial_recv_del_clicked(NoticeView *noticeview, 
1375                                        MsgInfo *msginfo)
1376 {
1377         if (partial_mark_for_delete(msginfo) == 0) {
1378                 partial_recv_show(noticeview, msginfo);
1379         }
1380 }
1381
1382 static void partial_recv_unmark_clicked(NoticeView *noticeview, 
1383                                        MsgInfo *msginfo)
1384 {
1385         if (partial_unmark(msginfo) == 0) {
1386                 partial_recv_show(noticeview, msginfo);
1387         }
1388 }
1389
1390 static void select_account_cb(GtkWidget *w, gpointer data)
1391 {
1392         *(gint*)data = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(w), MENU_VAL_ID));
1393 }
1394         
1395 static PrefsAccount *select_account_from_list(GList *ac_list)
1396 {
1397         GtkWidget *optmenu;
1398         GtkWidget *menu;
1399         gint account_id;
1400
1401         g_return_val_if_fail(ac_list != NULL, NULL);
1402         g_return_val_if_fail(ac_list->data != NULL, NULL);
1403         
1404         optmenu = gtk_option_menu_new();
1405         menu = gtkut_account_menu_new(ac_list, 
1406                         G_CALLBACK(select_account_cb), 
1407                         &account_id);
1408         if (!menu)
1409                 return NULL;
1410         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1411         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1412         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1413         if (alertpanel_with_widget(
1414                                 _("Return Receipt Notification"),
1415                                 _("The message was sent to several of your "
1416                                   "accounts.\n"
1417                                   "Please choose which account do you want to "
1418                                   "use for sending the receipt notification:"),
1419                                 _("_Cancel"), _("_Send Notification"), NULL,
1420                                 FALSE, G_ALERTDEFAULT, optmenu) != G_ALERTALTERNATE)
1421                 return NULL;
1422         return account_find_from_id(account_id);
1423 }
1424
1425 /* 
1426  * \brief return selected messageview text, when nothing is 
1427  *        selected and message was filtered, return complete text
1428  *
1429  * \param  pointer to Messageview 
1430  *
1431  * \return pointer to text (needs to be free'd by calling func)
1432  */
1433 gchar *messageview_get_selection(MessageView *msgview)
1434 {
1435         TextView *textview;
1436         gchar *text = NULL;
1437         GtkTextView *edit = NULL;
1438         GtkTextBuffer *textbuf;
1439         gint body_pos = 0;
1440         
1441         g_return_val_if_fail(msgview != NULL, NULL);
1442
1443         if (msgview->mimeview->type == MIMEVIEW_VIEWER) {
1444                 MimeViewer *viewer = msgview->mimeview->mimeviewer;
1445                 if (viewer && viewer->get_selection) {
1446                         text = viewer->get_selection(viewer);
1447                         if (text)
1448                                 return text;
1449                 }
1450         }
1451
1452         textview = messageview_get_current_textview(msgview);
1453         g_return_val_if_fail(textview != NULL, NULL);
1454
1455         edit = GTK_TEXT_VIEW(textview->text);
1456         g_return_val_if_fail(edit != NULL, NULL);
1457         body_pos = textview->body_pos;
1458
1459         textbuf = gtk_text_view_get_buffer(edit);
1460
1461         if (gtk_text_buffer_get_selection_bounds(textbuf, NULL, NULL))
1462                 return gtkut_text_view_get_selection(edit);
1463         else if (msgview->filtered) {
1464                 GtkTextIter start_iter, end_iter;
1465                 gtk_text_buffer_get_iter_at_offset(textbuf, &start_iter, body_pos);
1466                 gtk_text_buffer_get_end_iter(textbuf, &end_iter);
1467                 gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter, FALSE);
1468         } else
1469                 text = NULL;
1470
1471         return text;
1472 }
1473
1474 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1475 {
1476         MessageView *messageview = (MessageView *)data;
1477         messageview_save_as(messageview);
1478 }
1479
1480 #ifdef USE_GNOMEPRINT
1481 static void print_mimeview(MimeView *mimeview, gint sel_start, gint sel_end, gint partnum) 
1482 {
1483         if (!mimeview 
1484         ||  !mimeview->textview
1485         ||  !mimeview->textview->text)
1486                 alertpanel_warning(_("Cannot print: the message doesn't "
1487                                      "contain text."));
1488         else {
1489                 gtk_widget_realize(mimeview->textview->text);
1490                 if (partnum > 0) {
1491                         mimeview_select_part_num(mimeview, partnum);
1492                 }
1493                 if (mimeview->type == MIMEVIEW_VIEWER) {
1494                         MimeViewer *viewer = mimeview->mimeviewer;
1495                         if (viewer && viewer->print) {
1496                                 viewer->print(viewer);
1497                                 return;
1498                         }
1499                 }
1500                 if (sel_start != -1 && sel_end != -1) {
1501                         GtkTextIter start, end;
1502                         GtkTextView *text = GTK_TEXT_VIEW(mimeview->textview->text);
1503                         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1504
1505                         gtk_text_buffer_get_iter_at_offset(buffer, &start, sel_start);
1506                         gtk_text_buffer_get_iter_at_offset(buffer, &end, sel_end);
1507                         gtk_text_buffer_select_range(buffer, &start, &end);
1508                 }
1509
1510                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
1511         }
1512 }
1513
1514 void messageview_print(MsgInfo *msginfo, gboolean all_headers, 
1515                         gint sel_start, gint sel_end, gint partnum) 
1516 {
1517         PangoFontDescription *font_desc = NULL;
1518         MessageView *tmpview = messageview_create_with_new_window_visible(
1519                                 mainwindow_get_mainwindow(), FALSE);
1520
1521         if (prefs_common.use_different_print_font) {
1522                 font_desc = pango_font_description_from_string
1523                                                 (prefs_common.printfont);
1524         } else {
1525                 font_desc = pango_font_description_from_string
1526                                                 (prefs_common.textfont);
1527         }
1528         if (font_desc) {
1529                 gtk_widget_modify_font(tmpview->mimeview->textview->text, 
1530                         font_desc);
1531                 pango_font_description_free(font_desc);
1532         }
1533
1534         tmpview->all_headers = all_headers;
1535         if (msginfo && messageview_show(tmpview, msginfo, 
1536                 tmpview->all_headers) >= 0) {
1537                         print_mimeview(tmpview->mimeview, 
1538                                 sel_start, sel_end, partnum);
1539         }
1540         messageview_destroy(tmpview);
1541 }
1542 #endif
1543
1544 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1545 {
1546         MessageView *messageview = (MessageView *)data;
1547 #ifndef USE_GNOMEPRINT
1548         gchar *cmdline = NULL;
1549         gchar *p;
1550 #else
1551         gint sel_start = -1, sel_end = -1, partnum = 0;
1552 #endif
1553
1554         if (!messageview->msginfo) return;
1555 #ifndef USE_GNOMEPRINT
1556         cmdline = input_dialog(_("Print"),
1557                                _("Enter the print command line:\n"
1558                                  "('%s' will be replaced with file name)"),
1559                                prefs_common.print_cmd);
1560         if (!cmdline) return;
1561         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1562             strchr(p + 2, '%')) {
1563                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
1564                                  cmdline);
1565                 g_free(cmdline);
1566                 return;
1567         }
1568         procmsg_print_message(messageview->msginfo, cmdline);
1569         g_free(cmdline);
1570 #else
1571         partnum = mimeview_get_selected_part_num(messageview->mimeview);
1572         textview_get_selection_offsets(messageview->mimeview->textview,
1573                 &sel_start, &sel_end);
1574         messageview_print(messageview->msginfo, messageview->all_headers, 
1575                 sel_start, sel_end, partnum);
1576 #endif
1577 }
1578
1579 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1580 {
1581         MessageView *messageview = (MessageView *)data;
1582         messageview_destroy(messageview);
1583 }
1584
1585 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1586 {
1587         MessageView *messageview = (MessageView *)data;
1588         messageview_copy_clipboard(messageview);
1589 }
1590
1591 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1592 {
1593         MessageView *messageview = (MessageView *)data;
1594         messageview_select_all(messageview);
1595 }
1596
1597 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1598 {
1599         MessageView *messageview = (MessageView *)data;
1600         message_search(messageview);
1601 }
1602
1603 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1604 {
1605         MessageView *messageview = (MessageView *)data;
1606         const gchar *charset;
1607
1608         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1609                 charset = conv_get_charset_str((CharSet)action);
1610                 g_free(messageview->forced_charset);
1611                 messageview->forced_charset = g_strdup(charset);
1612                 procmime_force_charset(charset);
1613                 
1614                 messageview_show(messageview, messageview->msginfo, FALSE);
1615         }
1616 }
1617
1618 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1619 {
1620         MessageView *messageview = (MessageView *)data;
1621         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1622                 messageview->forced_encoding = (EncodingType)action;
1623
1624                 messageview_show(messageview, messageview->msginfo, FALSE);
1625                 
1626                 debug_print("forced encoding: %d\n", action);
1627         }
1628 }
1629
1630
1631 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1632 {
1633         MessageView *messageview = (MessageView *)data;
1634         SourceWindow *srcwin;
1635
1636         if (!messageview->msginfo) return;
1637
1638         srcwin = source_window_create();
1639         source_window_show_msg(srcwin, messageview->msginfo);
1640         source_window_show(srcwin);
1641 }
1642
1643 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1644 {
1645         MessageView *messageview = (MessageView *)data;
1646         MsgInfo *msginfo = messageview->msginfo;
1647
1648         if (messageview->mimeview->textview &&
1649             messageview->mimeview->textview->loading) {
1650                 return;
1651         }
1652         if (messageview->updating)
1653                 return;
1654
1655         messageview->all_headers = 
1656                         GTK_CHECK_MENU_ITEM(widget)->active;
1657         if (!msginfo) return;
1658         messageview->msginfo = NULL;
1659         messageview_show(messageview, msginfo,
1660                          GTK_CHECK_MENU_ITEM(widget)->active);
1661         procmsg_msginfo_free(msginfo);
1662         main_window_set_menu_sensitive(messageview->mainwin);
1663 }
1664
1665 #define SET_CHECK_MENU_ACTIVE(path, active) \
1666 { \
1667         menuitem = gtk_item_factory_get_widget(ifactory, path); \
1668         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), active); \
1669 }
1670
1671 static void msg_hide_quotes_cb(gpointer data, guint action, GtkWidget *widget)
1672 {
1673         MessageView *messageview = (MessageView *)data;
1674         MsgInfo *msginfo = messageview->msginfo;
1675         static gboolean updating_menu = FALSE;
1676         GtkItemFactory *ifactory = gtk_item_factory_from_widget(messageview->menubar);
1677         GtkWidget *menuitem;
1678         if (updating_menu)
1679                 return;
1680
1681         prefs_common.hide_quotes = 
1682                         GTK_CHECK_MENU_ITEM(widget)->active ? action : 0;
1683         
1684         updating_menu=TRUE;
1685         SET_CHECK_MENU_ACTIVE("/View/Quotes/Fold all", FALSE);
1686         SET_CHECK_MENU_ACTIVE("/View/Quotes/Fold from level 2", FALSE);
1687         SET_CHECK_MENU_ACTIVE("/View/Quotes/Fold from level 3", FALSE);
1688         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(widget), prefs_common.hide_quotes > 0);      
1689         updating_menu=FALSE;
1690         if (!msginfo) return;
1691         messageview->msginfo = NULL;
1692         messageview_show(messageview, msginfo,
1693                          messageview->all_headers);
1694         procmsg_msginfo_free(msginfo);
1695         
1696         /* update main window */
1697         main_window_set_menu_sensitive(messageview->mainwin);
1698         summary_redisplay_msg(messageview->mainwin->summaryview);
1699 }
1700 #undef SET_CHECK_MENU_ACTIVE
1701
1702 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1703 {
1704         MessageView *messageview = (MessageView *)data;
1705         PrefsAccount *ac = NULL;
1706         FolderItem *item = NULL;
1707
1708         if (messageview->msginfo)
1709                 item = messageview->msginfo->folder;
1710
1711         if (item) {
1712                 ac = account_find_from_item(item);
1713                 if (ac && ac->protocol == A_NNTP &&
1714                     item->stype == F_NEWS) {
1715                         compose_new(ac, item->path, NULL);
1716                         return;
1717                 }
1718         }
1719
1720         compose_new(ac, NULL, NULL);
1721 }
1722
1723 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1724 {
1725         MessageView *messageview = (MessageView *)data;
1726         GSList *msginfo_list = NULL;
1727
1728         g_return_if_fail(messageview->msginfo);
1729
1730         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1731         compose_reply_from_messageview(messageview, msginfo_list, action);
1732         g_slist_free(msginfo_list);
1733 }
1734
1735 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1736 {
1737         addressbook_open(NULL);
1738 }
1739
1740 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1741 {
1742         MessageView *messageview = (MessageView *)data;
1743         MsgInfo *msginfo;
1744         gchar *from;
1745
1746         if (!messageview->msginfo) return;
1747         msginfo = messageview->msginfo;
1748         Xstrdup_a(from, msginfo->from, return);
1749         eliminate_address_comment(from);
1750         extract_address(from);
1751         addressbook_add_contact(msginfo->fromname, from, NULL);
1752 }
1753
1754 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1755 {
1756         MessageView *messageview = (MessageView *)data;
1757         FolderItem * item;
1758         
1759         if (!messageview->msginfo) return;
1760         
1761         item = messageview->msginfo->folder;
1762         summary_msginfo_filter_open(item,  messageview->msginfo,
1763                                     (PrefsFilterType)action, 0);
1764 }
1765
1766 static void create_processing_cb(gpointer data, guint action,
1767                                  GtkWidget *widget)
1768 {
1769         MessageView *messageview = (MessageView *)data;
1770         FolderItem * item;
1771         
1772         if (!messageview->msginfo) return;
1773         
1774         item = messageview->msginfo->folder;
1775         summary_msginfo_filter_open(item,  messageview->msginfo,
1776                                     (PrefsFilterType)action, 1);
1777 }
1778
1779 static void open_urls_cb(gpointer data, guint action, GtkWidget *widget)
1780 {
1781         MessageView *messageview = (MessageView *)data;
1782         messageview_list_urls(messageview);
1783 }
1784
1785 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1786 {
1787         about_show();
1788 }
1789
1790 static gboolean messageview_update_msg(gpointer source, gpointer data)
1791 {
1792         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1793         MessageView *messageview = (MessageView *)data;
1794
1795         if (messageview->msginfo != msginfo_update->msginfo)
1796                 return FALSE;
1797
1798         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1799                 messageview_clear(messageview);
1800                 messageview_update(messageview);
1801         }
1802
1803         return FALSE;
1804 }
1805
1806 void messageview_set_menu_sensitive(MessageView *messageview)
1807 {
1808         GtkItemFactory *ifactory;
1809         GtkWidget *menuitem = NULL;
1810
1811         if (!messageview || !messageview->new_window) 
1812                 return;
1813         /* do some smart things */
1814         if (!messageview->menubar) return;
1815         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1816         if (!ifactory) return;
1817
1818         if (prefs_common.hide_quotes) {
1819                 menuitem = NULL;
1820                 if (prefs_common.hide_quotes == 1)
1821                         menuitem = gtk_item_factory_get_widget(ifactory, 
1822                                         "/View/Quotes/Fold all");
1823                 if (prefs_common.hide_quotes == 2)
1824                         menuitem = gtk_item_factory_get_widget(ifactory, 
1825                                         "/View/Quotes/Fold from level 2");
1826                 if (prefs_common.hide_quotes == 3)
1827                         menuitem = gtk_item_factory_get_widget(ifactory, 
1828                                         "/View/Quotes/Fold from level 3");
1829                 gtk_check_menu_item_set_active
1830                         (GTK_CHECK_MENU_ITEM(menuitem),
1831                          TRUE);
1832         }
1833 }
1834
1835 void messageview_learn (MessageView *msgview, gboolean is_spam)
1836 {
1837         if (is_spam) {
1838                 if (procmsg_spam_learner_learn(msgview->msginfo, NULL, TRUE) == 0)
1839                         procmsg_msginfo_set_flags(msgview->msginfo, MSG_SPAM, 0);
1840                 else
1841                         log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
1842                 
1843         } else {
1844                 if (procmsg_spam_learner_learn(msgview->msginfo, NULL, FALSE) == 0)
1845                         procmsg_msginfo_unset_flags(msgview->msginfo, MSG_SPAM, 0);
1846                 else
1847                         log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
1848         }
1849         if (msgview->toolbar)
1850                 toolbar_set_learn_button
1851                         (msgview->toolbar,
1852                          MSG_IS_SPAM(msgview->msginfo->flags)?LEARN_HAM:LEARN_SPAM);
1853         else
1854                 toolbar_set_learn_button
1855                         (msgview->mainwin->toolbar,
1856                          MSG_IS_SPAM(msgview->msginfo->flags)?LEARN_HAM:LEARN_SPAM);
1857 }
1858
1859 void messageview_list_urls (MessageView *msgview)
1860 {
1861         GSList *cur = msgview->mimeview->textview->uri_list;
1862         GSList *newlist = NULL;
1863         for (; cur; cur = cur->next) {
1864                 ClickableText *uri = (ClickableText *)cur->data;
1865                 if (!uri->uri || !g_ascii_strncasecmp(uri->uri, "mailto:", 7) 
1866                 ||  uri->is_quote)
1867                         continue;
1868                 newlist = g_slist_prepend(newlist, uri);
1869         }
1870         newlist = g_slist_reverse(newlist);
1871         uri_opener_open(msgview, newlist);
1872         g_slist_free(newlist);
1873 }