2005-02-10 [colin] 1.0.1cvs2
[claws.git] / src / messageview.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  */
19
20 #include "defs.h"
21
22 #include <glib.h>
23 #include <gdk/gdkkeysyms.h>
24 #include <gtk/gtkvbox.h>
25 #include <gtk/gtkcontainer.h>
26 #include <gtk/gtkeditable.h>
27 #include <gtk/gtkwindow.h>
28 #include <gtk/gtktext.h>
29 #include <gtk/gtkmenu.h>
30 #include <gtk/gtkmenuitem.h>
31 #include <stdio.h>
32 #include <ctype.h>
33 #include <string.h>
34
35 #include "intl.h"
36 #include "main.h"
37 #include "messageview.h"
38 #include "message_search.h"
39 #include "headerview.h"
40 #include "summaryview.h"
41 #include "textview.h"
42 #include "mimeview.h"
43 #include "menu.h"
44 #include "about.h"
45 #include "filesel.h"
46 #include "sourcewindow.h"
47 #include "addressbook.h"
48 #include "alertpanel.h"
49 #include "inputdialog.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
66 static GList *messageview_list = NULL;
67
68 static void messageview_destroy_cb      (GtkWidget      *widget,
69                                          MessageView    *messageview);
70 static void messageview_size_allocate_cb(GtkWidget      *widget,
71                                          GtkAllocation  *allocation);
72 static void key_pressed                 (GtkWidget      *widget,
73                                          GdkEventKey    *event,
74                                          MessageView    *messageview);
75
76 static void return_receipt_show         (NoticeView     *noticeview, 
77                                          MsgInfo        *msginfo);      
78 static void return_receipt_send_clicked (NoticeView     *noticeview, 
79                                          MsgInfo        *msginfo);
80 static void partial_recv_show           (NoticeView     *noticeview, 
81                                          MsgInfo        *msginfo);      
82 static void partial_recv_dload_clicked  (NoticeView     *noticeview, 
83                                          MsgInfo        *msginfo);
84 static void partial_recv_del_clicked    (NoticeView     *noticeview, 
85                                          MsgInfo        *msginfo);
86 static void partial_recv_unmark_clicked (NoticeView     *noticeview, 
87                                          MsgInfo        *msginfo);
88 static void save_as_cb                  (gpointer        data,
89                                          guint           action,
90                                          GtkWidget      *widget);
91 static void print_cb                    (gpointer        data,
92                                          guint           action,
93                                          GtkWidget      *widget);
94 static void close_cb                    (gpointer        data,
95                                          guint           action,
96                                          GtkWidget      *widget);
97 static void copy_cb                     (gpointer        data,
98                                          guint           action,
99                                          GtkWidget      *widget);
100 static void allsel_cb                   (gpointer        data,
101                                          guint           action,
102                                          GtkWidget      *widget);
103 static void search_cb                   (gpointer        data,
104                                          guint           action,
105                                          GtkWidget      *widget);
106
107 static void set_charset_cb              (gpointer        data,
108                                          guint           action,
109                                          GtkWidget      *widget);
110 static void set_decode_cb               (gpointer        data,
111                                          guint           action,
112                                          GtkWidget      *widget);
113 static void view_source_cb              (gpointer        data,
114                                          guint           action,
115                                          GtkWidget      *widget);
116 static void show_all_header_cb          (gpointer        data,
117                                          guint           action,
118                                          GtkWidget      *widget);
119
120 static void compose_cb                  (gpointer        data,
121                                          guint           action,
122                                          GtkWidget      *widget);
123 static void reply_cb                    (gpointer        data,
124                                          guint           action,
125                                          GtkWidget      *widget);
126 static void reedit_cb                   (gpointer        data,
127                                          guint           action,
128                                          GtkWidget      *widget);
129
130 static PrefsAccount *select_account_from_list
131                                         (GList          *ac_list);
132 static void addressbook_open_cb         (gpointer        data,
133                                          guint           action,
134                                          GtkWidget      *widget);
135 static void add_address_cb              (gpointer        data,
136                                          guint           action,
137                                          GtkWidget      *widget);
138 static void create_filter_cb            (gpointer        data,
139                                          guint           action,
140                                          GtkWidget      *widget);
141 static void create_processing_cb        (gpointer        data,
142                                          guint           action,
143                                          GtkWidget      *widget);
144
145 static void about_cb                    (gpointer        data,
146                                          guint           action,
147                                          GtkWidget      *widget);
148 static void messageview_update          (MessageView *msgview);
149 static gboolean messageview_update_msg  (gpointer source, gpointer data);
150
151 static GList *msgview_list = NULL;
152 static GtkItemFactoryEntry msgview_entries[] =
153 {
154         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
155         {N_("/_File/_Save as..."),      NULL, save_as_cb, 0, NULL},
156         {N_("/_File/_Print..."),        NULL, print_cb, 0, NULL},
157         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
158         {N_("/_File/_Close"),           NULL, close_cb, 0, NULL},
159
160         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
161         {N_("/_Edit/_Copy"),            NULL, copy_cb, 0, NULL},
162         {N_("/_Edit/Select _all"),      NULL, allsel_cb, 0, NULL},
163         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
164         {N_("/_Edit/_Find in current message..."),
165                                         NULL, search_cb, 0, NULL},
166
167         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
168
169 #define CODESET_SEPARATOR \
170         {N_("/_View/_Code set/---"),    NULL, NULL, 0, "<Separator>"}
171 #define CODESET_ACTION(action) \
172         NULL, set_charset_cb, action, "/View/Code set/Auto detect"
173
174         {N_("/_View/_Code set"),        NULL, NULL, 0, "<Branch>"},
175         {N_("/_View/_Code set/_Auto detect"),
176                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
177         CODESET_SEPARATOR,
178         {N_("/_View/_Code set/7bit ascii (US-ASC_II)"),
179          CODESET_ACTION(C_US_ASCII)},
180
181 #if HAVE_ICONV
182         {N_("/_View/_Code set/Unicode (_UTF-8)"),
183          CODESET_ACTION(C_UTF_8)},
184         CODESET_SEPARATOR,
185 #endif
186         {N_("/_View/_Code set/Western European (ISO-8859-_1)"),
187          CODESET_ACTION(C_ISO_8859_1)},
188         {N_("/_View/_Code set/Western European (ISO-8859-15)"),
189          CODESET_ACTION(C_ISO_8859_15)},
190         CODESET_SEPARATOR,
191 #if HAVE_ICONV
192         {N_("/_View/_Code set/Central European (ISO-8859-_2)"),
193          CODESET_ACTION(C_ISO_8859_2)},
194         CODESET_SEPARATOR,
195         {N_("/_View/_Code set/_Baltic (ISO-8859-13)"),
196          CODESET_ACTION(C_ISO_8859_13)},
197         {N_("/_View/_Code set/Baltic (ISO-8859-_4)"),
198          CODESET_ACTION(C_ISO_8859_4)},
199         CODESET_SEPARATOR,
200         {N_("/_View/_Code set/Greek (ISO-8859-_7)"),
201          CODESET_ACTION(C_ISO_8859_7)},
202         CODESET_SEPARATOR,
203         {N_("/_View/_Code set/Turkish (ISO-8859-_9)"),
204          CODESET_ACTION(C_ISO_8859_9)},
205         CODESET_SEPARATOR,
206         {N_("/_View/_Code set/Cyrillic (ISO-8859-_5)"),
207          CODESET_ACTION(C_ISO_8859_5)},
208         {N_("/_View/_Code set/Cyrillic (KOI8-_R)"),
209          CODESET_ACTION(C_KOI8_R)},
210         {N_("/_View/_Code set/Cyrillic (KOI8-U)"),
211          CODESET_ACTION(C_KOI8_U)},
212         {N_("/_View/_Code set/Cyrillic (Windows-1251)"),
213          CODESET_ACTION(C_CP1251)},
214         CODESET_SEPARATOR,
215 #endif
216         {N_("/_View/_Code set/Japanese (ISO-2022-_JP)"),
217          CODESET_ACTION(C_ISO_2022_JP)},
218 #if HAVE_ICONV
219         {N_("/_View/_Code set/Japanese (ISO-2022-JP-2)"),
220          CODESET_ACTION(C_ISO_2022_JP_2)},
221 #endif
222         {N_("/_View/_Code set/Japanese (_EUC-JP)"),
223          CODESET_ACTION(C_EUC_JP)},
224         {N_("/_View/_Code set/Japanese (_Shift__JIS)"),
225          CODESET_ACTION(C_SHIFT_JIS)},
226 #if HAVE_ICONV
227         CODESET_SEPARATOR,
228         {N_("/_View/_Code set/Simplified Chinese (_GB2312)"),
229          CODESET_ACTION(C_GB2312)},
230         {N_("/_View/_Code set/Traditional Chinese (_Big5)"),
231          CODESET_ACTION(C_BIG5)},
232         {N_("/_View/_Code set/Traditional Chinese (EUC-_TW)"),
233          CODESET_ACTION(C_EUC_TW)},
234         {N_("/_View/_Code set/Chinese (ISO-2022-_CN)"),
235          CODESET_ACTION(C_ISO_2022_CN)},
236         CODESET_SEPARATOR,
237         {N_("/_View/_Code set/Korean (EUC-_KR)"),
238          CODESET_ACTION(C_EUC_KR)},
239         {N_("/_View/_Code set/Korean (ISO-2022-KR)"),
240          CODESET_ACTION(C_ISO_2022_KR)},
241         CODESET_SEPARATOR,
242         {N_("/_View/_Code set/Thai (TIS-620)"),
243          CODESET_ACTION(C_TIS_620)},
244         {N_("/_View/_Code set/Thai (Windows-874)"),
245          CODESET_ACTION(C_WINDOWS_874)},
246 #endif
247
248 #undef CODESET_SEPARATOR
249 #undef CODESET_ACTION
250
251 #define DECODE_SEPARATOR \
252         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
253 #define DECODE_ACTION(action) \
254          NULL, set_decode_cb, action, "/View/Decode/Auto detect"
255         {N_("/_View/Decode"),           NULL, NULL, 0, "<Branch>"},
256         {N_("/_View/Decode/_Auto detect"),
257          NULL, set_decode_cb, 0, "<RadioItem>"},
258         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"},
259         {N_("/_View/Decode/_8bit"),             DECODE_ACTION(ENC_8BIT)},
260         {N_("/_View/Decode/_Quoted printable"), DECODE_ACTION(ENC_QUOTED_PRINTABLE)},
261         {N_("/_View/Decode/_Base64"),           DECODE_ACTION(ENC_BASE64)},
262         {N_("/_View/Decode/_Uuencode"),         DECODE_ACTION(ENC_X_UUENCODE)},
263
264 #undef DECODE_SEPARATOR
265 #undef DECODE_ACTION
266
267         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
268         {N_("/_View/Mess_age source"),  NULL, view_source_cb, 0, NULL},
269         {N_("/_View/Show all _headers"),NULL, show_all_header_cb, 0, "<ToggleItem>"},
270
271         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
272         {N_("/_Message/Compose _new message"),
273                                         NULL, compose_cb, 0, NULL},
274         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
275         {N_("/_Message/_Reply"),        NULL, reply_cb, COMPOSE_REPLY, NULL},
276         {N_("/_Message/Repl_y to/_all"),
277                                         NULL, reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
278         {N_("/_Message/Repl_y to/_sender"),
279                                         NULL, reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
280         {N_("/_Message/Repl_y to/mailing _list"),
281                                         NULL, reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
282         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
283         {N_("/_Message/_Forward"),      NULL, reply_cb, COMPOSE_FORWARD, NULL},
284         {N_("/_Message/For_ward as attachment"),
285                                         NULL, reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
286         {N_("/_Message/Redirec_t"),     NULL, reply_cb, COMPOSE_REDIRECT, NULL},
287         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
288         {N_("/_Message/Re-_edit"),      NULL, reedit_cb, 0, NULL},
289
290         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
291         {N_("/_Tools/_Address book"),   NULL, addressbook_open_cb, 0, NULL},
292         {N_("/_Tools/Add sender to address boo_k"),
293                                         NULL, add_address_cb, 0, NULL},
294         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
295         {N_("/_Tools/_Create filter rule"),
296                                         NULL, NULL, 0, "<Branch>"},
297         {N_("/_Tools/_Create filter rule/_Automatically"),
298                                         NULL, create_filter_cb, FILTER_BY_AUTO, NULL},
299         {N_("/_Tools/_Create filter rule/by _From"),
300                                         NULL, create_filter_cb, FILTER_BY_FROM, NULL},
301         {N_("/_Tools/_Create filter rule/by _To"),
302                                         NULL, create_filter_cb, FILTER_BY_TO, NULL},
303         {N_("/_Tools/_Create filter rule/by _Subject"),
304                                         NULL, create_filter_cb, FILTER_BY_SUBJECT, NULL},
305         {N_("/_Tools/Create processing rule/"),
306                                         NULL, NULL, 0, "<Branch>"},
307         {N_("/_Tools/Create processing rule/_Automatically"),
308                                         NULL, create_processing_cb, FILTER_BY_AUTO, NULL},
309         {N_("/_Tools/Create processing rule/by _From"),
310                                         NULL, create_processing_cb, FILTER_BY_FROM, NULL},
311         {N_("/_Tools/Create processing rule/by _To"),
312                                         NULL, create_processing_cb, FILTER_BY_TO, NULL},
313         {N_("/_Tools/Create processing rule/by _Subject"),
314                                         NULL, create_processing_cb, FILTER_BY_SUBJECT, NULL},
315         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
316         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
317
318         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
319         {N_("/_Help/_About"),           NULL, about_cb, 0, NULL}
320 };
321
322 MessageView *messageview_create(MainWindow *mainwin)
323 {
324         MessageView *messageview;
325         GtkWidget *vbox;
326         HeaderView *headerview;
327         MimeView *mimeview;
328         NoticeView *noticeview;
329
330         debug_print("Creating message view...\n");
331         messageview = g_new0(MessageView, 1);
332
333         headerview = headerview_create();
334
335         noticeview = noticeview_create(mainwin);
336
337         mimeview = mimeview_create(mainwin);
338         mimeview->textview = textview_create();
339         mimeview->textview->messageview = messageview;
340         mimeview->messageview = messageview;
341
342         vbox = gtk_vbox_new(FALSE, 0);
343         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
344                            FALSE, FALSE, 0);
345         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
346                            FALSE, FALSE, 0);
347         gtk_box_pack_start(GTK_BOX(vbox),
348                            GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
349         gtk_widget_show(vbox);
350
351         messageview->vbox        = vbox;
352         messageview->new_window  = FALSE;
353         messageview->window      = NULL;
354         messageview->headerview  = headerview;
355         messageview->mimeview    = mimeview;
356         messageview->noticeview = noticeview;
357         messageview->mainwin    = mainwin;
358
359         messageview->statusbar     = NULL;
360         messageview->statusbar_cid = 0;
361
362         messageview->msginfo_update_callback_id =
363                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, messageview_update_msg, (gpointer) messageview);
364
365         return messageview;
366 }
367
368 GList *messageview_get_msgview_list(void)
369 {
370         return msgview_list;
371 }
372
373 void messageview_update_actions_menu(MessageView *msgview)
374 {
375         GtkItemFactory *ifactory;
376
377         /* Messages opened in a new window do not have a menu bar */
378         if (msgview->menubar == NULL)
379                 return;
380         ifactory = gtk_item_factory_from_widget(msgview->menubar);
381         action_update_msgview_menu(ifactory, "/Tools/Actions", msgview);
382 }
383
384 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window) 
385 {
386         GtkWidget *handlebox;
387         GtkWidget *vbox;
388         GtkWidget *menubar;
389         GtkWidget *statusbar;
390         guint n_menu_entries;
391
392         vbox = gtk_vbox_new(FALSE, 0);
393         gtk_widget_show(vbox);
394         gtk_container_add(GTK_CONTAINER(window), vbox); 
395
396         n_menu_entries = sizeof(msgview_entries) / sizeof(msgview_entries[0]);
397         menubar = menubar_create(window, msgview_entries,
398                                  n_menu_entries, "<MessageView>", msgview);
399         gtk_widget_show(menubar);
400         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
401
402         handlebox = gtk_handle_box_new();
403         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
404         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
405                                           (gpointer)msgview);
406
407         statusbar = gtk_statusbar_new();
408         gtk_widget_show(statusbar);
409         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
410         msgview->statusbar = statusbar;
411         msgview->statusbar_cid = gtk_statusbar_get_context_id
412                 (GTK_STATUSBAR(statusbar), "Message View");
413
414         msgview->handlebox = handlebox;
415         msgview->menubar   = menubar;
416
417         gtk_container_add(GTK_CONTAINER(vbox),
418                           GTK_WIDGET_PTR(msgview));
419
420         messageview_update_actions_menu(msgview);
421
422         msgview_list = g_list_append(msgview_list, msgview);
423 }
424
425 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
426 {
427         MessageView *msgview;
428         GtkWidget *window;
429
430         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
431         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
432         gtk_window_set_wmclass(GTK_WINDOW(window), "message_view", "Sylpheed");
433         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
434         gtk_widget_set_usize(window, prefs_common.msgwin_width,
435                              prefs_common.msgwin_height);
436
437         msgview = messageview_create(mainwin);
438
439         gtk_signal_connect(GTK_OBJECT(window), "size_allocate",
440                            GTK_SIGNAL_FUNC(messageview_size_allocate_cb),
441                            msgview);
442         gtk_signal_connect(GTK_OBJECT(window), "destroy",
443                            GTK_SIGNAL_FUNC(messageview_destroy_cb), msgview);
444         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
445                            GTK_SIGNAL_FUNC(key_pressed), msgview);
446
447         messageview_add_toolbar(msgview, window);
448
449         gtk_widget_grab_focus(msgview->mimeview->textview->text);
450         gtk_widget_show(window);
451
452         msgview->new_window = TRUE;
453         msgview->window = window;
454         msgview->visible = TRUE;
455
456         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox, 
457                           prefs_common.toolbar_style);
458         messageview_init(msgview);
459
460         return msgview;
461 }
462
463 void messageview_init(MessageView *messageview)
464 {
465         headerview_init(messageview->headerview);
466         mimeview_init(messageview->mimeview);
467         /*messageview_set_font(messageview);*/
468
469         noticeview_hide(messageview->noticeview);
470 }
471
472 static void notification_convert_header(gchar *dest, gint len, 
473                                         const gchar *src_,
474                                         gint header_len)
475 {
476         char *src;
477
478         g_return_if_fail(src_ != NULL);
479         g_return_if_fail(dest != NULL);
480
481         if (len < 1) return;
482
483         Xstrndup_a(src, src_, len, return);
484
485         remove_return(src);
486
487         if (is_ascii_str(src)) {
488                 strncpy2(dest, src, len);
489                 dest[len - 1] = '\0';
490                 return;
491         } else
492                 conv_encode_header(dest, len, src, header_len, FALSE);
493 }
494
495 static gint disposition_notification_send(MsgInfo *msginfo)
496 {
497         gchar buf[BUFFSIZE];
498         gchar tmp[MAXPATHLEN + 1];
499         FILE *fp;
500         GList *ac_list;
501         PrefsAccount *account;
502         gint ok;
503         gchar *to;
504         FolderItem *queue, *outbox;
505         gint num;
506         gchar *path;
507         gchar *addr;
508         gchar *addrp;
509
510         if ((!msginfo->returnreceiptto) && 
511             (!msginfo->dispositionnotificationto)) 
512                 return -1;
513
514         /* RFC2298: Test for Return-Path */
515         if (msginfo->dispositionnotificationto)
516                 to = msginfo->dispositionnotificationto;
517         else
518                 to = msginfo->returnreceiptto;
519
520         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
521                                 "Return-Path:");
522         if (ok == 0) {
523                 gchar *to_addr = g_strdup(to);
524                 extract_address(to_addr);
525                 extract_address(buf);
526                 ok = strcmp(to_addr, buf);
527                 g_free(to_addr);
528         } else {
529                 strncpy(buf, _("<No Return-Path found>"), 
530                                 sizeof(buf));
531         }
532         
533         if (ok != 0) {
534                 AlertValue val;
535                 gchar *message;
536                 message = g_strdup_printf(
537                                  _("The notification address to which the "
538                                    "return receipt is to be sent\n"
539                                    "does not correspond to the return path:\n"
540                                    "Notification address: %s\n"
541                                    "Return path: %s\n"
542                                    "It is advised to not to send the return "
543                                    "receipt."), to, buf);
544                 val = alertpanel_with_type(_("Warning"), message, _("Send"),
545                                 _("+Don't Send"), NULL, NULL, ALERT_WARNING);
546                 g_free(message);                                
547                 if (val != G_ALERTDEFAULT)
548                         return -1;
549         }
550
551         ac_list = account_find_all_from_address(NULL, msginfo->to);
552         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
553
554         if (ac_list == NULL) {
555                 alertpanel_error(_("This message is asking for a return "
556                                    "receipt notification\n"
557                                    "but according to its 'To:' and 'CC:' "
558                                    "headers it was not\nofficially addressed "
559                                    "to you.\n"
560                                    "Receipt notification cancelled."));
561                 return -1;
562         }
563
564         if (g_list_length(ac_list) > 1)
565                 account = select_account_from_list(ac_list);
566         else
567                 account = (PrefsAccount *) ac_list->data;
568         g_list_free(ac_list);
569
570         if (account == NULL)
571                 return -1;
572
573         /* write to temporary file */
574         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
575                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
576
577         if ((fp = fopen(tmp, "wb")) == NULL) {
578                 FILE_OP_ERROR(tmp, "fopen");
579                 return -1;
580         }
581
582         /* chmod for security */
583         if (change_file_mode_rw(fp, tmp) < 0) {
584                 FILE_OP_ERROR(tmp, "chmod");
585                 g_warning("can't change file mode\n");
586         }
587         
588         addr = g_strdup(to);
589         
590         extract_address(addr);
591         addrp = addr;
592         
593         /* write queue headers */
594         fprintf(fp, "AF:\n");
595         fprintf(fp, "NF:0\n");
596         fprintf(fp, "PS:10\n");
597         fprintf(fp, "SRH:1\n");
598         fprintf(fp, "SFN:\n");
599         fprintf(fp, "DSR:\n");
600         fprintf(fp, "MID:\n");
601         fprintf(fp, "CFG:\n");
602         fprintf(fp, "PT:0\n");
603         fprintf(fp, "S:%s\n", account->address);
604         fprintf(fp, "RQ:\n");
605         if (account->smtp_server)
606                 fprintf(fp, "SSV:%s\n", account->smtp_server);
607         else
608                 fprintf(fp, "SSV:\n");
609         fprintf(fp, "SSH:\n");
610         fprintf(fp, "R:<%s>\n", addrp);
611         
612         g_free(addrp);
613         
614         /* check whether we need to save the message */
615         outbox = account_get_special_folder(account, F_OUTBOX); 
616         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
617                 outbox = NULL;
618         if (outbox) {
619                 path = folder_item_get_identifier(outbox);
620                 fprintf(fp, "SCF:%s\n", path);
621                 g_free(path);
622         }               
623
624         fprintf(fp, "\n");
625         
626         /* Date */
627         get_rfc822_date(buf, sizeof(buf));
628         fprintf(fp, "Date: %s\n", buf);
629
630         /* From */
631         if (account->name && *account->name) {
632                 notification_convert_header
633                         (buf, sizeof(buf), account->name,
634                          strlen("From: "));
635                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
636         } else
637                 fprintf(fp, "From: %s\n", account->address);
638
639         fprintf(fp, "To: %s\n", to);
640
641         /* Subject */
642         notification_convert_header(buf, sizeof(buf), msginfo->subject,
643                                     strlen("Subject: "));
644         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
645
646         /* Message ID */
647         generate_msgid(buf, sizeof(buf));
648         fprintf(fp, "Message-ID: <%s>\n", buf);
649
650         if (fclose(fp) == EOF) {
651                 FILE_OP_ERROR(tmp, "fclose");
652                 unlink(tmp);
653                 return -1;
654         }
655
656         /* put it in queue */
657         queue = account_get_special_folder(account, F_QUEUE);
658         if (!queue) queue = folder_get_default_queue();
659         if (!queue) {
660                 g_warning("can't find queue folder\n");
661                 unlink(tmp);
662                 return -1;
663         }
664         folder_item_scan(queue);
665         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
666                 g_warning("can't queue the message\n");
667                 unlink(tmp);
668                 return -1;
669         }
670         
671         /* send it */
672         path = folder_item_fetch_msg(queue, num);
673         ok = procmsg_send_message_queue(path);
674         g_free(path);
675         folder_item_remove_msg(queue, num);
676
677         return ok;
678 }
679
680 GList *messageview_get_window_list(void)
681 {
682         return messageview_list;
683 }
684
685 static gboolean find_encrypted_func(GNode *node, gpointer data)
686 {
687         MimeInfo *mimeinfo = (MimeInfo *) node->data;
688         MimeInfo **encinfo = (MimeInfo **) data;
689         
690         if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
691                 *encinfo = mimeinfo;
692                 return TRUE;
693         }
694         
695         return FALSE;
696 }
697
698 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
699 {
700         MimeInfo *encinfo = NULL;
701
702         g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
703                 find_encrypted_func, &encinfo);
704         
705         return encinfo;
706 }
707
708 gint messageview_show(MessageView *messageview, MsgInfo *msginfo,
709                       gboolean all_headers)
710 {
711         gchar *file;
712         MimeInfo *mimeinfo, *encinfo;
713
714         g_return_val_if_fail(msginfo != NULL, -1);
715
716         mimeinfo = procmime_scan_message(msginfo);
717         if (!mimeinfo) {
718                 textview_show_error(messageview->mimeview->textview);
719                 return -1;
720         }
721
722         while ((encinfo = find_encrypted_part(mimeinfo)) != NULL) {
723                 debug_print("decrypting message part\n");
724                 if (privacy_mimeinfo_decrypt(encinfo) < 0)
725                         break;
726         }
727         
728         file = procmsg_get_message_file_path(msginfo);
729         if (!file) {
730                 g_warning("can't get message file path.\n");
731                 procmime_mimeinfo_free_all(mimeinfo);
732                 textview_show_error(messageview->mimeview->textview);
733                 return -1;
734         }
735
736         if (messageview->msginfo != msginfo) {
737                 procmsg_msginfo_free(messageview->msginfo);
738                 messageview->msginfo = procmsg_msginfo_get_full_info(msginfo);
739                 if (!messageview->msginfo)
740                         messageview->msginfo = procmsg_msginfo_copy(msginfo);
741         }
742         headerview_show(messageview->headerview, messageview->msginfo);
743
744         messageview->all_headers = all_headers;
745         textview_set_all_headers(messageview->mimeview->textview, all_headers);
746
747         mimeview_show_message(messageview->mimeview, mimeinfo, file);
748
749         if (messageview->msginfo->partial_recv)
750                 partial_recv_show(messageview->noticeview, 
751                                   messageview->msginfo);
752         else if ((messageview->msginfo->dispositionnotificationto || 
753              messageview->msginfo->returnreceiptto) &&
754             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags))
755                 return_receipt_show(messageview->noticeview, 
756                                     messageview->msginfo);
757         else 
758                 noticeview_hide(messageview->noticeview);
759
760         mimeinfo = procmime_mimeinfo_next(mimeinfo);
761         if (mimeinfo && (mimeinfo->type != MIMETYPE_TEXT || 
762             (strcmp(mimeinfo->subtype, "plain") &&
763              strcmp(mimeinfo->subtype, "html")))) {
764                 mimeview_show_part(messageview->mimeview,mimeinfo);
765         }
766
767         g_free(file);
768
769         return 0;
770 }
771
772 void messageview_reflect_prefs_pixmap_theme(void)
773 {
774         GList *cur;
775         MessageView *msgview;
776
777         for (cur = msgview_list; cur != NULL; cur = cur->next) {
778                 msgview = (MessageView*)cur->data;
779                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
780                 mimeview_update(msgview->mimeview);
781         }
782 }
783
784 void messageview_clear(MessageView *messageview)
785 {
786         procmsg_msginfo_free(messageview->msginfo);
787         messageview->msginfo = NULL;
788         messageview->filtered = FALSE;
789         mimeview_clear(messageview->mimeview);
790         headerview_clear(messageview->headerview);
791         noticeview_hide(messageview->noticeview);
792 }
793
794 void messageview_destroy(MessageView *messageview)
795 {
796         debug_print("destroy messageview\n");
797         messageview_list = g_list_remove(messageview_list, messageview);
798
799         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
800                               messageview->msginfo_update_callback_id);
801
802         headerview_destroy(messageview->headerview);
803         mimeview_destroy(messageview->mimeview);
804         noticeview_destroy(messageview->noticeview);
805
806         procmsg_msginfo_free(messageview->msginfo);
807         toolbar_clear_list(TOOLBAR_MSGVIEW);
808         if (messageview->toolbar) {
809                 toolbar_destroy(messageview->toolbar);
810                 g_free(messageview->toolbar);
811         }
812         
813         msgview_list = g_list_remove(msgview_list, messageview); 
814
815         g_free(messageview);
816 }
817
818 void messageview_delete(MessageView *msgview)
819 {
820         MsgInfo *msginfo = NULL;
821         FolderItem *trash = NULL;
822         PrefsAccount *ac = NULL;
823
824         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
825                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
826         
827         /* need a procmsg_msginfo_equal() */
828         if (msginfo && msgview->msginfo && 
829             msginfo->msgnum == msgview->msginfo->msgnum && 
830             msginfo->folder == msgview->msginfo->folder) {
831                 summary_delete(msgview->mainwin->summaryview);
832         } else {                
833                 msginfo = msgview->msginfo;
834
835                 g_return_if_fail(msginfo != NULL);
836
837                 /* to get the trash folder, we have to choose either
838                  * the folder's or account's trash default - we prefer
839                  * the one in the account prefs */
840                 if (msginfo->folder) {
841                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
842                                 trash = account_get_special_folder(ac, F_TRASH);
843                         if (!trash && msginfo->folder->folder)  
844                                 trash = msginfo->folder->folder->trash;
845                         /* if still not found, use the default */
846                         if (!trash) 
847                                 trash = folder_get_default_trash();
848                 }       
849
850                 g_return_if_fail(trash != NULL);
851
852                 if (prefs_common.immediate_exec)
853                         /* TODO: Delete from trash */
854                         folder_item_move_msg(trash, msginfo);
855                 else {
856                         procmsg_msginfo_set_to_folder(msginfo, trash);
857                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
858                         /* NOTE: does not update to next message in summaryview */
859                 }
860         }               
861 }
862
863 /* 
864  * \brief update messageview with currently selected message in summaryview
865  *        leave unchanged if summaryview is empty
866  * \param pointer to MessageView
867  */     
868 static void messageview_update(MessageView *msgview)
869 {
870         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
871
872         g_return_if_fail(summaryview != NULL);
873         
874         if (summaryview->selected) {
875                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
876                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, 
877                                                       summaryview->selected);
878                 g_return_if_fail(msginfo != NULL);
879
880                 messageview_show(msgview, msginfo, 
881                                  msgview->all_headers);
882         } 
883 }
884
885 void messageview_quote_color_set(void)
886 {
887 }
888
889 void messageview_set_font(MessageView *messageview)
890 {
891 }
892
893 TextView *messageview_get_current_textview(MessageView *messageview)
894 {
895         TextView *text = NULL;
896
897         text = messageview->mimeview->textview;
898
899         return text;
900 }
901
902 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
903 {
904         return mimeview_get_selected_part(messageview->mimeview);
905 }
906
907 void messageview_copy_clipboard(MessageView *messageview)
908 {
909         TextView *text;
910
911         text = messageview_get_current_textview(messageview);
912         if (text)
913                 gtk_editable_copy_clipboard(GTK_EDITABLE(text->text));
914 }
915
916 void messageview_select_all(MessageView *messageview)
917 {
918         TextView *text;
919
920         text = messageview_get_current_textview(messageview);
921         if (text)
922                 gtk_editable_select_region(GTK_EDITABLE(text->text), 0, -1);
923 }
924
925 void messageview_set_position(MessageView *messageview, gint pos)
926 {
927         TextView *text;
928
929         text = messageview_get_current_textview(messageview);
930         if (text)
931                 textview_set_position(text, pos);
932 }
933
934 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
935                                    gboolean case_sens)
936 {
937         TextView *text;
938
939         text = messageview_get_current_textview(messageview);
940         if (text)
941                 return textview_search_string(text, str, case_sens);
942         return FALSE;
943 }
944
945 gboolean messageview_search_string_backward(MessageView *messageview,
946                                             const gchar *str,
947                                             gboolean case_sens)
948 {
949         TextView *text;
950
951         text = messageview_get_current_textview(messageview);
952         if (text)       
953                 return textview_search_string_backward(text,
954                                                        str, case_sens);
955         return FALSE;
956 }
957
958 gboolean messageview_is_visible(MessageView *messageview)
959 {
960         return messageview->visible;
961 }
962
963 void messageview_save_as(MessageView *messageview)
964 {
965         gchar *filename = NULL;
966         MsgInfo *msginfo;
967         gchar *src, *dest;
968
969         if (!messageview->msginfo) return;
970         msginfo = messageview->msginfo;
971
972         if (msginfo->subject) {
973                 Xstrdup_a(filename, msginfo->subject, return);
974                 subst_for_filename(filename);
975         }
976         dest = filesel_select_file(_("Save as"), filename);
977         if (!dest) return;
978         if (is_file_exist(dest)) {
979                 AlertValue aval;
980
981                 aval = alertpanel(_("Overwrite"),
982                                   _("Overwrite existing file?"),
983                                   _("OK"), _("Cancel"), NULL);
984                 if (G_ALERTDEFAULT != aval) return;
985         }
986
987         src = procmsg_get_message_file(msginfo);
988         if (copy_file(src, dest, TRUE) < 0) {
989                 alertpanel_error(_("Can't save the file `%s'."),
990                                  g_basename(dest));
991         }
992         g_free(src);
993 }
994
995 static void messageview_destroy_cb(GtkWidget *widget, MessageView *messageview)
996 {
997         messageview_destroy(messageview);
998 }
999
1000 static void messageview_size_allocate_cb(GtkWidget *widget,
1001                                          GtkAllocation *allocation)
1002 {
1003         g_return_if_fail(allocation != NULL);
1004
1005         prefs_common.msgwin_width  = allocation->width;
1006         prefs_common.msgwin_height = allocation->height;
1007 }
1008
1009 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
1010                         MessageView *messageview)
1011 {
1012         if (event && event->keyval == GDK_Escape && messageview->window)
1013                 gtk_widget_destroy(messageview->window);
1014 }
1015
1016 void messageview_toggle_view_real(MessageView *messageview)
1017 {
1018         MainWindow *mainwin = messageview->mainwin;
1019         union CompositeWin *cwin = &mainwin->win;
1020         GtkWidget *vpaned = NULL;
1021         GtkWidget *container = NULL;
1022         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1023         
1024         switch (mainwin->type) {
1025         case SEPARATE_NONE:
1026                 vpaned = cwin->sep_none.vpaned;
1027                 container = cwin->sep_none.hpaned;
1028                 break;
1029         case SEPARATE_FOLDER:
1030                 vpaned = cwin->sep_folder.vpaned;
1031                 container = mainwin->vbox_body;
1032                 break;
1033         case SEPARATE_MESSAGE:
1034         case SEPARATE_BOTH:
1035                 return;
1036         }
1037
1038         if (vpaned->parent != NULL) {
1039                 gtk_widget_ref(vpaned);
1040                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
1041                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
1042                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
1043         } else {
1044                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
1045                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1046                 gtk_widget_unref(vpaned);
1047                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
1048                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
1049         }
1050 }
1051
1052 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1053 {
1054         noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1055         noticeview_set_button_text(noticeview, _("Send receipt"));
1056         noticeview_set_button_press_callback(noticeview,
1057                                              GTK_SIGNAL_FUNC(return_receipt_send_clicked),
1058                                              (gpointer) msginfo);
1059         noticeview_show(noticeview);
1060 }
1061
1062 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1063 {
1064         MsgInfo *tmpmsginfo;
1065         gchar *file;
1066
1067         file = procmsg_get_message_file_path(msginfo);
1068         if (!file) {
1069                 g_warning("can't get message file path.\n");
1070                 return;
1071         }
1072
1073         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1074         tmpmsginfo->folder = msginfo->folder;
1075         tmpmsginfo->msgnum = msginfo->msgnum;
1076
1077         if (disposition_notification_send(tmpmsginfo) >= 0) {
1078                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1079                 noticeview_hide(noticeview);
1080         }               
1081
1082         procmsg_msginfo_free(tmpmsginfo);
1083         g_free(file);
1084 }
1085
1086 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1087 {
1088         gchar *text = NULL;
1089         gchar *button1 = NULL;
1090         gchar *button2 = NULL;
1091         void  *button1_cb = NULL;
1092         void  *button2_cb = NULL;
1093
1094         if (!partial_msg_in_uidl_list(msginfo)) {
1095                 text = g_strdup_printf(_("This message has been partially "
1096                                 "retrieved,\nand has been deleted from the "
1097                                 "server."));
1098         } else {
1099                 switch (msginfo->planned_download) {
1100                 case POP3_PARTIAL_DLOAD_UNKN:
1101                         text = g_strdup_printf(_("This message has been "
1102                                         "partially retrieved;\nit is %s."),
1103                                         to_human_readable(
1104                                                 (off_t)(msginfo->total_size)));
1105                         button1 = _("Mark for download");
1106                         button2 = _("Mark for deletion");
1107                         button1_cb = partial_recv_dload_clicked;
1108                         button2_cb = partial_recv_del_clicked;
1109                         break;
1110                 case POP3_PARTIAL_DLOAD_DLOAD:
1111                         text = g_strdup_printf(_("This message has been "
1112                                         "partially retrieved;\nit is %s and "
1113                                         "will be downloaded."),
1114                                         to_human_readable(
1115                                                 (off_t)(msginfo->total_size)));
1116                         button1 = _("Unmark");
1117                         button1_cb = partial_recv_unmark_clicked;
1118                         button2 = _("Mark for deletion");
1119                         button2_cb = partial_recv_del_clicked;
1120                         break;
1121                 case POP3_PARTIAL_DLOAD_DELE:
1122                         text = g_strdup_printf(_("This message has been "
1123                                         "partially retrieved;\nit is %s and "
1124                                         "will be deleted."),
1125                                         to_human_readable(
1126                                                 (off_t)(msginfo->total_size)));
1127                         button1 = _("Mark for download");
1128                         button1_cb = partial_recv_dload_clicked;
1129                         button2 = _("Unmark");
1130                         button2_cb = partial_recv_unmark_clicked;
1131                         break;
1132                 default:
1133                         return;
1134                 }
1135         }
1136         
1137         noticeview_set_text(noticeview, text);
1138         g_free(text);
1139         noticeview_set_button_text(noticeview, button1);
1140         noticeview_set_button_press_callback(noticeview,
1141                      GTK_SIGNAL_FUNC(button1_cb), (gpointer) msginfo);
1142
1143         noticeview_set_2ndbutton_text(noticeview, button2);
1144         noticeview_set_2ndbutton_press_callback(noticeview,
1145                      GTK_SIGNAL_FUNC(button2_cb), (gpointer) msginfo);
1146
1147         noticeview_show(noticeview);
1148 }
1149
1150 static void partial_recv_dload_clicked(NoticeView *noticeview, 
1151                                        MsgInfo *msginfo)
1152 {
1153         if (partial_mark_for_download(msginfo) == 0) {
1154                 partial_recv_show(noticeview, msginfo);
1155         }
1156 }
1157
1158 static void partial_recv_del_clicked(NoticeView *noticeview, 
1159                                        MsgInfo *msginfo)
1160 {
1161         if (partial_mark_for_delete(msginfo) == 0) {
1162                 partial_recv_show(noticeview, msginfo);
1163         }
1164 }
1165
1166 static void partial_recv_unmark_clicked(NoticeView *noticeview, 
1167                                        MsgInfo *msginfo)
1168 {
1169         if (partial_unmark(msginfo) == 0) {
1170                 partial_recv_show(noticeview, msginfo);
1171         }
1172 }
1173
1174 static void select_account_cb(GtkWidget *w, gpointer data)
1175 {
1176         *(gint*)data = GPOINTER_TO_INT(gtk_object_get_user_data(GTK_OBJECT(w)));
1177 }
1178         
1179 static PrefsAccount *select_account_from_list(GList *ac_list)
1180 {
1181         GtkWidget *optmenu;
1182         GtkWidget *menu;
1183         gint account_id;
1184
1185         g_return_val_if_fail(ac_list != NULL, NULL);
1186         g_return_val_if_fail(ac_list->data != NULL, NULL);
1187         
1188         optmenu = gtk_option_menu_new();
1189         menu = gtkut_account_menu_new(ac_list, select_account_cb, &account_id);
1190         if (!menu)
1191                 return NULL;
1192         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1193         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1194         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1195         if (alertpanel_with_widget(
1196                                 _("Return Receipt Notification"),
1197                                 _("The message was sent to several of your "
1198                                   "accounts.\n"
1199                                   "Please choose which account do you want to "
1200                                   "use for sending the receipt notification:"),
1201                                 _("Send Notification"), _("+Cancel"), NULL,
1202                                 optmenu) != G_ALERTDEFAULT)
1203                 return NULL;
1204         return account_find_from_id(account_id);
1205 }
1206
1207 /* 
1208  * \brief return selected messageview text, when nothing is 
1209  *        selected and message was filtered, return complete text
1210  *
1211  * \param  pointer to Messageview 
1212  *
1213  * \return pointer to text (needs to be free'd by calling func)
1214  */
1215 gchar *messageview_get_selection(MessageView *msgview)
1216 {
1217         TextView *textview;
1218         gchar *text = NULL;
1219         GtkEditable *edit = NULL;
1220         gint body_pos = 0;
1221         
1222         g_return_val_if_fail(msgview != NULL, NULL);
1223
1224         textview = messageview_get_current_textview(msgview);
1225         g_return_val_if_fail(textview != NULL, NULL);
1226
1227         edit = GTK_EDITABLE(textview->text);
1228         g_return_val_if_fail(edit != NULL, NULL);
1229         body_pos = textview->body_pos;
1230
1231         if (edit->has_selection)
1232                 text = gtkut_editable_get_selection(edit);
1233         else if (msgview->filtered) 
1234                 text = gtk_editable_get_chars (edit, body_pos, -1);
1235         else
1236                 text = NULL;
1237         
1238         return text;
1239 }
1240
1241 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1242 {
1243         MessageView *messageview = (MessageView *)data;
1244         messageview_save_as(messageview);
1245 }
1246
1247 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1248 {
1249         MessageView *messageview = (MessageView *)data;
1250         gchar *cmdline;
1251         gchar *p;
1252
1253         if (!messageview->msginfo) return;
1254
1255         cmdline = input_dialog(_("Print"),
1256                                _("Enter the print command line:\n"
1257                                  "(`%s' will be replaced with file name)"),
1258                                prefs_common.print_cmd);
1259         if (!cmdline) return;
1260         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1261             strchr(p + 2, '%')) {
1262                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
1263                                  cmdline);
1264                 g_free(cmdline);
1265                 return;
1266         }
1267
1268         procmsg_print_message(messageview->msginfo, cmdline);
1269         g_free(cmdline);
1270 }
1271
1272 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1273 {
1274         MessageView *messageview = (MessageView *)data;
1275         gtk_widget_destroy(messageview->window);
1276 }
1277
1278 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1279 {
1280         MessageView *messageview = (MessageView *)data;
1281         messageview_copy_clipboard(messageview);
1282 }
1283
1284 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1285 {
1286         MessageView *messageview = (MessageView *)data;
1287         messageview_select_all(messageview);
1288 }
1289
1290 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1291 {
1292         MessageView *messageview = (MessageView *)data;
1293         message_search(messageview);
1294 }
1295
1296 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1297 {
1298         MessageView *messageview = (MessageView *)data;
1299         const gchar *charset;
1300
1301         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1302                 charset = conv_get_charset_str((CharSet)action);
1303                 g_free(messageview->forced_charset);
1304                 messageview->forced_charset = g_strdup(charset);
1305                 procmime_force_charset(charset);
1306                 
1307                 messageview_show(messageview, messageview->msginfo, FALSE);
1308         }
1309 }
1310
1311 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1312 {
1313         MessageView *messageview = (MessageView *)data;
1314         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1315                 messageview->forced_encoding = (EncodingType)action;
1316
1317                 messageview_show(messageview, messageview->msginfo, FALSE);
1318                 
1319                 debug_print("forced encoding: %d\n", action);
1320         }
1321 }
1322
1323
1324 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1325 {
1326         MessageView *messageview = (MessageView *)data;
1327         SourceWindow *srcwin;
1328
1329         if (!messageview->msginfo) return;
1330
1331         srcwin = source_window_create();
1332         source_window_show_msg(srcwin, messageview->msginfo);
1333         source_window_show(srcwin);
1334 }
1335
1336 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1337 {
1338         MessageView *messageview = (MessageView *)data;
1339         MsgInfo *msginfo = messageview->msginfo;
1340
1341         if (!msginfo) return;
1342         messageview->msginfo = NULL;
1343         messageview_show(messageview, msginfo,
1344                          GTK_CHECK_MENU_ITEM(widget)->active);
1345         procmsg_msginfo_free(msginfo);
1346         main_window_set_menu_sensitive(messageview->mainwin);
1347 }
1348
1349 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1350 {
1351         MessageView *messageview = (MessageView *)data;
1352         PrefsAccount *ac = NULL;
1353         FolderItem *item = NULL;
1354
1355         if (messageview->msginfo)
1356                 item = messageview->msginfo->folder;
1357
1358         if (item) {
1359                 ac = account_find_from_item(item);
1360                 if (ac && ac->protocol == A_NNTP &&
1361                     item->stype == F_NEWS) {
1362                         compose_new(ac, item->path, NULL);
1363                         return;
1364                 }
1365         }
1366
1367         compose_new(ac, NULL, NULL);
1368 }
1369
1370 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1371 {
1372         MessageView *messageview = (MessageView *)data;
1373         GSList *msginfo_list = NULL;
1374         MsgInfo *msginfo;
1375
1376         g_return_if_fail(messageview->msginfo);
1377
1378         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1379         compose_reply_from_messageview(messageview, msginfo_list, action);
1380         g_slist_free(msginfo_list);
1381 }
1382
1383 static void reedit_cb(gpointer data, guint action, GtkWidget *widget)
1384 {
1385         MessageView *messageview = (MessageView *)data;
1386         MsgInfo *msginfo;
1387
1388         if (!messageview->msginfo) return;
1389         msginfo = messageview->msginfo;
1390         if (!msginfo->folder) return;
1391         if (msginfo->folder->stype != F_OUTBOX &&
1392             msginfo->folder->stype != F_DRAFT &&
1393             msginfo->folder->stype != F_QUEUE) return;
1394
1395         compose_reedit(msginfo);
1396 }
1397
1398 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1399 {
1400         addressbook_open(NULL);
1401 }
1402
1403 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1404 {
1405         MessageView *messageview = (MessageView *)data;
1406         MsgInfo *msginfo;
1407         gchar *from;
1408
1409         if (!messageview->msginfo) return;
1410         msginfo = messageview->msginfo;
1411         Xstrdup_a(from, msginfo->from, return);
1412         eliminate_address_comment(from);
1413         extract_address(from);
1414         addressbook_add_contact(msginfo->fromname, from, NULL);
1415 }
1416
1417 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1418 {
1419         MessageView *messageview = (MessageView *)data;
1420         FolderItem * item;
1421         
1422         if (!messageview->msginfo) return;
1423         
1424         item = messageview->msginfo->folder;
1425         summary_msginfo_filter_open(item,  messageview->msginfo,
1426                                     (PrefsFilterType)action, 0);
1427 }
1428
1429 static void create_processing_cb(gpointer data, guint action,
1430                                  GtkWidget *widget)
1431 {
1432         MessageView *messageview = (MessageView *)data;
1433         FolderItem * item;
1434         
1435         if (!messageview->msginfo) return;
1436         
1437         item = messageview->msginfo->folder;
1438         summary_msginfo_filter_open(item,  messageview->msginfo,
1439                                     (PrefsFilterType)action, 1);
1440 }
1441
1442 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1443 {
1444         about_show();
1445 }
1446
1447 static gboolean messageview_update_msg(gpointer source, gpointer data)
1448 {
1449         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1450         MessageView *messageview = (MessageView *)data;
1451
1452         if (messageview->msginfo != msginfo_update->msginfo)
1453                 return FALSE;
1454
1455         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1456                 messageview_clear(messageview);
1457                 messageview_update(messageview);
1458         }
1459
1460         return FALSE;
1461 }
1462
1463 void messageview_set_menu_sensitive(MessageView *messageview)
1464 {
1465         GtkItemFactory *ifactory;
1466         GtkWidget *menuitem;
1467
1468         if (!messageview || !messageview->new_window) 
1469                 return;
1470         /* do some smart things */
1471         if (!messageview->menubar) return;
1472         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1473         if (!ifactory) return;
1474         if (messageview->mainwin->type == SEPARATE_MESSAGE) {
1475                 menuitem = gtk_item_factory_get_widget(ifactory, "/View/Show all headers");
1476                 gtk_check_menu_item_set_active
1477                         (GTK_CHECK_MENU_ITEM(menuitem),
1478                          messageview->mimeview->textview->show_all_headers);
1479         }
1480 }