3eb2873865a954d17eb77e3406412e3e0d78d861
[claws.git] / src / messageview.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  */
19
20 #include "defs.h"
21
22 #include <glib.h>
23 #include <glib/gi18n.h>
24 #include <gdk/gdkkeysyms.h>
25 #include <gtk/gtkvbox.h>
26 #include <gtk/gtkcontainer.h>
27 #include <gtk/gtkwindow.h>
28 #include <gtk/gtktext.h>
29 #include <gtk/gtkmenu.h>
30 #include <gtk/gtkmenuitem.h>
31 #include <stdio.h>
32 #include <ctype.h>
33 #include <string.h>
34
35 #include "main.h"
36 #include "messageview.h"
37 #include "message_search.h"
38 #include "headerview.h"
39 #include "summaryview.h"
40 #include "textview.h"
41 #include "mimeview.h"
42 #include "menu.h"
43 #include "about.h"
44 #include "filesel.h"
45 #include "sourcewindow.h"
46 #include "addressbook.h"
47 #include "alertpanel.h"
48 #include "inputdialog.h"
49 #include "manage_window.h"
50 #include "procmsg.h"
51 #include "procheader.h"
52 #include "procmime.h"
53 #include "account.h"
54 #include "action.h"
55 #include "prefs_common.h"
56 #include "prefs_account.h"
57 #include "gtkutils.h"
58 #include "utils.h"
59 #include "send_message.h"
60 #include "stock_pixmap.h"
61 #include "hooks.h"
62 #include "filtering.h"
63 #include "partial_download.h"
64 #include "gedit-print.h"
65
66 static GList *messageview_list = NULL;
67
68 static gint messageview_delete_cb       (GtkWidget              *widget,
69                                          GdkEventAny            *event,
70                                          MessageView            *messageview);
71 static void messageview_size_allocate_cb(GtkWidget      *widget,
72                                          GtkAllocation  *allocation);
73 static gboolean key_pressed             (GtkWidget      *widget,
74                                          GdkEventKey    *event,
75                                          MessageView    *messageview);
76
77 static void return_receipt_show         (NoticeView     *noticeview, 
78                                          MsgInfo        *msginfo);      
79 static void return_receipt_send_clicked (NoticeView     *noticeview, 
80                                          MsgInfo        *msginfo);
81 static void partial_recv_show           (NoticeView     *noticeview, 
82                                          MsgInfo        *msginfo);      
83 static void partial_recv_dload_clicked  (NoticeView     *noticeview, 
84                                          MsgInfo        *msginfo);
85 static void partial_recv_del_clicked    (NoticeView     *noticeview, 
86                                          MsgInfo        *msginfo);
87 static void partial_recv_unmark_clicked (NoticeView     *noticeview, 
88                                          MsgInfo        *msginfo);
89 static void save_as_cb                  (gpointer        data,
90                                          guint           action,
91                                          GtkWidget      *widget);
92 static void print_cb                    (gpointer        data,
93                                          guint           action,
94                                          GtkWidget      *widget);
95 static void close_cb                    (gpointer        data,
96                                          guint           action,
97                                          GtkWidget      *widget);
98 static void copy_cb                     (gpointer        data,
99                                          guint           action,
100                                          GtkWidget      *widget);
101 static void allsel_cb                   (gpointer        data,
102                                          guint           action,
103                                          GtkWidget      *widget);
104 static void search_cb                   (gpointer        data,
105                                          guint           action,
106                                          GtkWidget      *widget);
107
108 static void set_charset_cb              (gpointer        data,
109                                          guint           action,
110                                          GtkWidget      *widget);
111 static void set_decode_cb               (gpointer        data,
112                                          guint           action,
113                                          GtkWidget      *widget);
114 static void view_source_cb              (gpointer        data,
115                                          guint           action,
116                                          GtkWidget      *widget);
117 static void show_all_header_cb          (gpointer        data,
118                                          guint           action,
119                                          GtkWidget      *widget);
120
121 static void compose_cb                  (gpointer        data,
122                                          guint           action,
123                                          GtkWidget      *widget);
124 static void reply_cb                    (gpointer        data,
125                                          guint           action,
126                                          GtkWidget      *widget);
127 static void reedit_cb                   (gpointer        data,
128                                          guint           action,
129                                          GtkWidget      *widget);
130
131 static PrefsAccount *select_account_from_list
132                                         (GList          *ac_list);
133 static void addressbook_open_cb         (gpointer        data,
134                                          guint           action,
135                                          GtkWidget      *widget);
136 static void add_address_cb              (gpointer        data,
137                                          guint           action,
138                                          GtkWidget      *widget);
139 static void create_filter_cb            (gpointer        data,
140                                          guint           action,
141                                          GtkWidget      *widget);
142 static void create_processing_cb        (gpointer        data,
143                                          guint           action,
144                                          GtkWidget      *widget);
145
146 static void about_cb                    (gpointer        data,
147                                          guint           action,
148                                          GtkWidget      *widget);
149 static void messageview_update          (MessageView *msgview);
150 static gboolean messageview_update_msg  (gpointer source, gpointer data);
151
152 static GList *msgview_list = NULL;
153 static GtkItemFactoryEntry msgview_entries[] =
154 {
155         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
156         {N_("/_File/_Save as..."),      NULL, save_as_cb, 0, NULL},
157         {N_("/_File/_Print..."),        NULL, print_cb, 0, NULL},
158         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
159         {N_("/_File/_Close"),           NULL, close_cb, 0, NULL},
160
161         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
162         {N_("/_Edit/_Copy"),            NULL, copy_cb, 0, NULL},
163         {N_("/_Edit/Select _all"),      NULL, allsel_cb, 0, NULL},
164         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
165         {N_("/_Edit/_Find in current message..."),
166                                         NULL, search_cb, 0, NULL},
167
168         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
169
170 #define ENC_SEPARATOR \
171         {N_("/_View/Character _encoding/---"),  NULL, NULL, 0, "<Separator>"}
172 #define ENC_ACTION(action) \
173         NULL, set_charset_cb, action, "/View/Character encoding/Auto detect"
174
175         {N_("/_View/Character _encoding"),      NULL, NULL, 0, "<Branch>"},
176         {N_("/_View/Character _encoding/_Auto detect"),
177                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
178         ENC_SEPARATOR,
179         {N_("/_View/Character _encoding/7bit ascii (US-ASC_II)"),
180          ENC_ACTION(C_US_ASCII)},
181
182         {N_("/_View/Character _encoding/Unicode (_UTF-8)"),
183          ENC_ACTION(C_UTF_8)},
184         ENC_SEPARATOR,
185         {N_("/_View/Character _encoding/Western European (ISO-8859-_1)"),
186          ENC_ACTION(C_ISO_8859_1)},
187         {N_("/_View/Character _encoding/Western European (ISO-8859-15)"),
188          ENC_ACTION(C_ISO_8859_15)},
189         ENC_SEPARATOR,
190         {N_("/_View/Character _encoding/Central European (ISO-8859-_2)"),
191          ENC_ACTION(C_ISO_8859_2)},
192         ENC_SEPARATOR,
193         {N_("/_View/Character _encoding/_Baltic (ISO-8859-13)"),
194          ENC_ACTION(C_ISO_8859_13)},
195         {N_("/_View/Character _encoding/Baltic (ISO-8859-_4)"),
196          ENC_ACTION(C_ISO_8859_4)},
197         ENC_SEPARATOR,
198         {N_("/_View/Character _encoding/Greek (ISO-8859-_7)"),
199          ENC_ACTION(C_ISO_8859_7)},
200         ENC_SEPARATOR,
201         {N_("/_View/Character _encoding/Hebrew (ISO-8859-_8)"),
202          ENC_ACTION(C_ISO_8859_8)},
203         {N_("/_View/Character _encoding/Hebrew (Windows-1255)"),
204          ENC_ACTION(C_CP1255)},
205         ENC_SEPARATOR,
206         {N_("/_View/Character _encoding/Turkish (ISO-8859-_9)"),
207          ENC_ACTION(C_ISO_8859_9)},
208         ENC_SEPARATOR,
209         {N_("/_View/Character _encoding/Cyrillic (ISO-8859-_5)"),
210          ENC_ACTION(C_ISO_8859_5)},
211         {N_("/_View/Character _encoding/Cyrillic (KOI8-_R)"),
212          ENC_ACTION(C_KOI8_R)},
213         {N_("/_View/Character _encoding/Cyrillic (KOI8-U)"),
214          ENC_ACTION(C_KOI8_U)},
215         {N_("/_View/Character _encoding/Cyrillic (Windows-1251)"),
216          ENC_ACTION(C_CP1251)},
217         ENC_SEPARATOR,
218         {N_("/_View/Character _encoding/Japanese (ISO-2022-_JP)"),
219          ENC_ACTION(C_ISO_2022_JP)},
220         {N_("/_View/Character _encoding/Japanese (ISO-2022-JP-2)"),
221          ENC_ACTION(C_ISO_2022_JP_2)},
222         {N_("/_View/Character _encoding/Japanese (_EUC-JP)"),
223          ENC_ACTION(C_EUC_JP)},
224         {N_("/_View/Character _encoding/Japanese (_Shift__JIS)"),
225          ENC_ACTION(C_SHIFT_JIS)},
226         ENC_SEPARATOR,
227         {N_("/_View/Character _encoding/Simplified Chinese (_GB2312)"),
228          ENC_ACTION(C_GB2312)},
229         {N_("/_View/Character _encoding/Simplified Chinese (GBK)"),
230          ENC_ACTION(C_GBK)},
231         {N_("/_View/Character _encoding/Traditional Chinese (_Big5)"),
232          ENC_ACTION(C_BIG5)},
233         {N_("/_View/Character _encoding/Traditional Chinese (EUC-_TW)"),
234          ENC_ACTION(C_EUC_TW)},
235         {N_("/_View/Character _encoding/Chinese (ISO-2022-_CN)"),
236          ENC_ACTION(C_ISO_2022_CN)},
237         ENC_SEPARATOR,
238         {N_("/_View/Character _encoding/Korean (EUC-_KR)"),
239          ENC_ACTION(C_EUC_KR)},
240         {N_("/_View/Character _encoding/Korean (ISO-2022-KR)"),
241          ENC_ACTION(C_ISO_2022_KR)},
242         ENC_SEPARATOR,
243         {N_("/_View/Character _encoding/Thai (TIS-620)"),
244          ENC_ACTION(C_TIS_620)},
245         {N_("/_View/Character _encoding/Thai (Windows-874)"),
246          ENC_ACTION(C_WINDOWS_874)},
247
248 #undef ENC_SEPARATOR
249 #undef ENC_ACTION
250
251 #define DEC_SEPARATOR \
252         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
253 #define DEC_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"),             DEC_ACTION(ENC_8BIT)},
260         {N_("/_View/Decode/_Quoted printable"), DEC_ACTION(ENC_QUOTED_PRINTABLE)},
261         {N_("/_View/Decode/_Base64"),           DEC_ACTION(ENC_BASE64)},
262         {N_("/_View/Decode/_Uuencode"),         DEC_ACTION(ENC_X_UUENCODE)},
263
264 #undef DEC_SEPARATOR
265 #undef DEC_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         gtk_widget_realize(handlebox);
405         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
406                                           (gpointer)msgview);
407
408         statusbar = gtk_statusbar_new();
409         gtk_widget_show(statusbar);
410         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
411         msgview->statusbar = statusbar;
412         msgview->statusbar_cid = gtk_statusbar_get_context_id
413                 (GTK_STATUSBAR(statusbar), "Message View");
414
415         msgview->handlebox = handlebox;
416         msgview->menubar   = menubar;
417
418         gtk_container_add(GTK_CONTAINER(vbox),
419                           GTK_WIDGET_PTR(msgview));
420
421         messageview_update_actions_menu(msgview);
422
423         msgview_list = g_list_append(msgview_list, msgview);
424 }
425
426 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
427 {
428         MessageView *msgview;
429         GtkWidget *window;
430         static GdkGeometry geometry;
431
432         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
433         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
434         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
435
436         if (!geometry.min_height) {
437                 geometry.min_width = 320;
438                 geometry.min_height = 200;
439         }
440         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
441                                       GDK_HINT_MIN_SIZE);
442
443         gtk_widget_set_size_request(window, prefs_common.msgwin_width,
444                                     prefs_common.msgwin_height);
445
446         msgview = messageview_create(mainwin);
447
448         g_signal_connect(G_OBJECT(window), "size_allocate",
449                          G_CALLBACK(messageview_size_allocate_cb),
450                          msgview);
451         g_signal_connect(G_OBJECT(window), "delete_event",
452                          G_CALLBACK(messageview_delete_cb), msgview);
453         g_signal_connect(G_OBJECT(window), "key_press_event",
454                          G_CALLBACK(key_pressed), msgview);
455
456         messageview_add_toolbar(msgview, window);
457
458         gtk_widget_grab_focus(msgview->mimeview->textview->text);
459         gtk_widget_show(window);
460
461         msgview->new_window = TRUE;
462         msgview->window = window;
463         msgview->visible = TRUE;
464
465         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox, 
466                           prefs_common.toolbar_style);
467         messageview_init(msgview);
468
469         return msgview;
470 }
471
472 void messageview_init(MessageView *messageview)
473 {
474         headerview_init(messageview->headerview);
475         mimeview_init(messageview->mimeview);
476         /*messageview_set_font(messageview);*/
477
478         noticeview_hide(messageview->noticeview);
479 }
480
481 static void notification_convert_header(gchar *dest, gint len, 
482                                         const gchar *src_,
483                                         gint header_len)
484 {
485         char *src;
486
487         g_return_if_fail(src_ != NULL);
488         g_return_if_fail(dest != NULL);
489
490         if (len < 1) return;
491
492         Xstrndup_a(src, src_, len, return);
493
494         remove_return(src);
495
496         if (is_ascii_str(src)) {
497                 strncpy2(dest, src, len);
498                 dest[len - 1] = '\0';
499                 return;
500         } else
501                 conv_encode_header(dest, len, src, header_len, FALSE);
502 }
503
504 static gint disposition_notification_send(MsgInfo *msginfo)
505 {
506         gchar buf[BUFFSIZE];
507         gchar tmp[MAXPATHLEN + 1];
508         FILE *fp;
509         GList *ac_list;
510         PrefsAccount *account = NULL;
511         gint ok;
512         gchar *to;
513         FolderItem *queue, *outbox;
514         gint num;
515         gchar *path;
516         gchar *addr;
517         gchar *addrp;
518
519         if ((!msginfo->returnreceiptto) && 
520             (!msginfo->dispositionnotificationto)) 
521                 return -1;
522
523         /* RFC2298: Test for Return-Path */
524         if (msginfo->dispositionnotificationto)
525                 to = msginfo->dispositionnotificationto;
526         else
527                 to = msginfo->returnreceiptto;
528
529         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
530                                 "Return-Path:");
531         if (ok == 0) {
532                 gchar *to_addr = g_strdup(to);
533                 extract_address(to_addr);
534                 extract_address(buf);
535                 ok = strcmp(to_addr, buf);
536                 g_free(to_addr);
537         } else {
538                 strncpy(buf, _("<No Return-Path found>"), 
539                                 sizeof(buf));
540         }
541         
542         if (ok != 0) {
543                 AlertValue val;
544                 gchar *message;
545                 message = g_strdup_printf(
546                                  _("The notification address to which the "
547                                    "return receipt is to be sent\n"
548                                    "does not correspond to the return path:\n"
549                                    "Notification address: %s\n"
550                                    "Return path: %s\n"
551                                    "It is advised to not to send the return "
552                                    "receipt."), to, buf);
553                 val = alertpanel_full(_("Warning"), message,
554                                         _("Send"), _("+Don't Send"), NULL, FALSE,
555                                         NULL, ALERT_WARNING, G_ALERTALTERNATE);
556                 g_free(message);                                
557                 if (val != G_ALERTDEFAULT)
558                         return -1;
559         }
560
561         ac_list = account_find_all_from_address(NULL, msginfo->to);
562         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
563
564         if (ac_list == NULL) {
565                 AlertValue val = 
566                 alertpanel_full(_("Warning"),
567                                 _("This message is asking for a return "
568                                 "receipt notification\n"
569                                 "but according to its 'To:' and 'CC:' "
570                                 "headers it was not\nofficially addressed "
571                                 "to you.\n"
572                                 "It is advised to not to send the return ."
573                                 "receipt."),
574                                 _("Send"), _("+Don't Send"),NULL, FALSE,
575                                 NULL, ALERT_WARNING, G_ALERTALTERNATE);
576                 if (val != G_ALERTDEFAULT)
577                         return -1;
578         }
579
580         if (g_list_length(ac_list) > 1)
581                 account = select_account_from_list(ac_list);
582         else if (ac_list != NULL)
583                 account = (PrefsAccount *) ac_list->data;
584         g_list_free(ac_list);
585
586         if (account == NULL)
587                 account = account_get_default();
588         if (!account || account->protocol == A_NNTP) {
589                 alertpanel_error(_("Account for sending mail is not specified.\n"
590                                    "Please select a mail account before sending."));
591                 return -1;
592         }
593
594         /* write to temporary file */
595         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
596                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
597
598         if ((fp = fopen(tmp, "wb")) == NULL) {
599                 FILE_OP_ERROR(tmp, "fopen");
600                 return -1;
601         }
602
603         /* chmod for security */
604         if (change_file_mode_rw(fp, tmp) < 0) {
605                 FILE_OP_ERROR(tmp, "chmod");
606                 g_warning("can't change file mode\n");
607         }
608         
609         addr = g_strdup(to);
610         
611         extract_address(addr);
612         addrp = addr;
613         
614         /* write queue headers */
615         fprintf(fp, "AF:\n");
616         fprintf(fp, "NF:0\n");
617         fprintf(fp, "PS:10\n");
618         fprintf(fp, "SRH:1\n");
619         fprintf(fp, "SFN:\n");
620         fprintf(fp, "DSR:\n");
621         fprintf(fp, "MID:\n");
622         fprintf(fp, "CFG:\n");
623         fprintf(fp, "PT:0\n");
624         fprintf(fp, "S:%s\n", account->address);
625         fprintf(fp, "RQ:\n");
626         if (account->smtp_server)
627                 fprintf(fp, "SSV:%s\n", account->smtp_server);
628         else
629                 fprintf(fp, "SSV:\n");
630         fprintf(fp, "SSH:\n");
631         fprintf(fp, "R:<%s>\n", addrp);
632         
633         g_free(addrp);
634         
635         /* check whether we need to save the message */
636         outbox = account_get_special_folder(account, F_OUTBOX); 
637         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
638                 outbox = NULL;
639         if (outbox) {
640                 path = folder_item_get_identifier(outbox);
641                 fprintf(fp, "SCF:%s\n", path);
642                 g_free(path);
643         }               
644
645         fprintf(fp, "\n");
646         
647         /* Date */
648         get_rfc822_date(buf, sizeof(buf));
649         fprintf(fp, "Date: %s\n", buf);
650
651         /* From */
652         if (account->name && *account->name) {
653                 notification_convert_header
654                         (buf, sizeof(buf), account->name,
655                          strlen("From: "));
656                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
657         } else
658                 fprintf(fp, "From: %s\n", account->address);
659
660         fprintf(fp, "To: %s\n", to);
661
662         /* Subject */
663         notification_convert_header(buf, sizeof(buf), msginfo->subject,
664                                     strlen("Subject: "));
665         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
666
667         /* Message ID */
668         generate_msgid(buf, sizeof(buf));
669         fprintf(fp, "Message-ID: <%s>\n", buf);
670
671         if (fclose(fp) == EOF) {
672                 FILE_OP_ERROR(tmp, "fclose");
673                 unlink(tmp);
674                 return -1;
675         }
676
677         /* put it in queue */
678         queue = account_get_special_folder(account, F_QUEUE);
679         if (!queue) queue = folder_get_default_queue();
680         if (!queue) {
681                 g_warning("can't find queue folder\n");
682                 unlink(tmp);
683                 return -1;
684         }
685         folder_item_scan(queue);
686         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
687                 g_warning("can't queue the message\n");
688                 unlink(tmp);
689                 return -1;
690         }
691                 
692         if (prefs_common.work_offline)
693                 if (alertpanel(_("Offline warning"), 
694                                _("You're working offline. Override?"),
695                                GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT)
696                         return 0;
697
698         /* send it */
699         path = folder_item_fetch_msg(queue, num);
700         ok = procmsg_send_message_queue(path);
701         g_free(path);
702         folder_item_remove_msg(queue, num);
703
704         return ok;
705 }
706
707 GList *messageview_get_window_list(void)
708 {
709         return messageview_list;
710 }
711
712 static gboolean find_encrypted_func(GNode *node, gpointer data)
713 {
714         MimeInfo *mimeinfo = (MimeInfo *) node->data;
715         MimeInfo **encinfo = (MimeInfo **) data;
716         
717         if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
718                 *encinfo = mimeinfo;
719                 return TRUE;
720         }
721         
722         return FALSE;
723 }
724
725 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
726 {
727         MimeInfo *encinfo = NULL;
728
729         g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
730                 find_encrypted_func, &encinfo);
731         
732         return encinfo;
733 }
734
735 gint messageview_show(MessageView *messageview, MsgInfo *msginfo,
736                       gboolean all_headers)
737 {
738         gchar *file;
739         MimeInfo *mimeinfo, *encinfo;
740
741         g_return_val_if_fail(msginfo != NULL, -1);
742
743         mimeinfo = procmime_scan_message(msginfo);
744         if (!mimeinfo) {
745                 textview_show_error(messageview->mimeview->textview);
746                 return -1;
747         }
748
749         while ((encinfo = find_encrypted_part(mimeinfo)) != NULL) {
750                 debug_print("decrypting message part\n");
751                 if (privacy_mimeinfo_decrypt(encinfo) < 0)
752                         break;
753         }
754         
755         file = procmsg_get_message_file_path(msginfo);
756         if (!file) {
757                 g_warning("can't get message file path.\n");
758                 procmime_mimeinfo_free_all(mimeinfo);
759                 textview_show_error(messageview->mimeview->textview);
760                 return -1;
761         }
762
763         if (messageview->msginfo != msginfo) {
764                 procmsg_msginfo_free(messageview->msginfo);
765                 messageview->msginfo = procmsg_msginfo_get_full_info(msginfo);
766                 if (!messageview->msginfo)
767                         messageview->msginfo = procmsg_msginfo_copy(msginfo);
768         }
769         headerview_show(messageview->headerview, messageview->msginfo);
770
771         textview_set_all_headers(messageview->mimeview->textview, 
772                         messageview->all_headers);
773
774         mimeview_show_message(messageview->mimeview, mimeinfo, file);
775         messageview_set_position(messageview, 0);
776
777         if (messageview->msginfo->partial_recv)
778                 partial_recv_show(messageview->noticeview, 
779                                   messageview->msginfo);
780         else if ((messageview->msginfo->dispositionnotificationto || 
781              messageview->msginfo->returnreceiptto) &&
782             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags))
783                 return_receipt_show(messageview->noticeview, 
784                                     messageview->msginfo);
785         else 
786                 noticeview_hide(messageview->noticeview);
787
788         mimeinfo = procmime_mimeinfo_next(mimeinfo);
789         if (mimeinfo && (mimeinfo->type != MIMETYPE_TEXT || 
790             (strcmp(mimeinfo->subtype, "plain") &&
791              strcmp(mimeinfo->subtype, "html")))) {
792                 mimeview_show_part(messageview->mimeview,mimeinfo);
793         }
794
795         g_free(file);
796
797         return 0;
798 }
799
800 void messageview_reflect_prefs_pixmap_theme(void)
801 {
802         GList *cur;
803         MessageView *msgview;
804
805         for (cur = msgview_list; cur != NULL; cur = cur->next) {
806                 msgview = (MessageView*)cur->data;
807                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
808                 mimeview_update(msgview->mimeview);
809         }
810 }
811
812 void messageview_clear(MessageView *messageview)
813 {
814         procmsg_msginfo_free(messageview->msginfo);
815         messageview->msginfo = NULL;
816         messageview->filtered = FALSE;
817         mimeview_clear(messageview->mimeview);
818         headerview_clear(messageview->headerview);
819         noticeview_hide(messageview->noticeview);
820 }
821
822 void messageview_destroy(MessageView *messageview)
823 {
824         debug_print("destroy messageview\n");
825         messageview_list = g_list_remove(messageview_list, messageview);
826
827         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
828                               messageview->msginfo_update_callback_id);
829
830         headerview_destroy(messageview->headerview);
831         mimeview_destroy(messageview->mimeview);
832         noticeview_destroy(messageview->noticeview);
833
834         procmsg_msginfo_free(messageview->msginfo);
835         toolbar_clear_list(TOOLBAR_MSGVIEW);
836         if (messageview->toolbar) {
837                 toolbar_destroy(messageview->toolbar);
838                 g_free(messageview->toolbar);
839         }
840         
841         msgview_list = g_list_remove(msgview_list, messageview); 
842
843         if (messageview->window)
844                 gtk_widget_destroy(messageview->window);
845         g_free(messageview);
846 }
847
848 void messageview_delete(MessageView *msgview)
849 {
850         MsgInfo *msginfo = NULL;
851         FolderItem *trash = NULL;
852         PrefsAccount *ac = NULL;
853
854         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
855                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
856         
857         /* need a procmsg_msginfo_equal() */
858         if (msginfo && msgview->msginfo && 
859             msginfo->msgnum == msgview->msginfo->msgnum && 
860             msginfo->folder == msgview->msginfo->folder) {
861                 summary_delete_trash(msgview->mainwin->summaryview);
862         } else {                
863                 msginfo = msgview->msginfo;
864
865                 g_return_if_fail(msginfo != NULL);
866
867                 /* to get the trash folder, we have to choose either
868                  * the folder's or account's trash default - we prefer
869                  * the one in the account prefs */
870                 if (msginfo->folder) {
871                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
872                                 trash = account_get_special_folder(ac, F_TRASH);
873                         if (!trash && msginfo->folder->folder)  
874                                 trash = msginfo->folder->folder->trash;
875                         /* if still not found, use the default */
876                         if (!trash) 
877                                 trash = folder_get_default_trash();
878                 }       
879
880                 g_return_if_fail(trash != NULL);
881
882                 if (prefs_common.immediate_exec)
883                         /* TODO: Delete from trash */
884                         folder_item_move_msg(trash, msginfo);
885                 else {
886                         procmsg_msginfo_set_to_folder(msginfo, trash);
887                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
888                         /* NOTE: does not update to next message in summaryview */
889                 }
890         }               
891 }
892
893 /* 
894  * \brief update messageview with currently selected message in summaryview
895  *        leave unchanged if summaryview is empty
896  * \param pointer to MessageView
897  */     
898 static void messageview_update(MessageView *msgview)
899 {
900         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
901
902         g_return_if_fail(summaryview != NULL);
903         
904         if (summaryview->selected) {
905                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
906                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, 
907                                                       summaryview->selected);
908                 g_return_if_fail(msginfo != NULL);
909
910                 messageview_show(msgview, msginfo, 
911                                  msgview->all_headers);
912         } 
913 }
914
915 void messageview_quote_color_set(void)
916 {
917 }
918
919 void messageview_set_font(MessageView *messageview)
920 {
921 }
922
923 TextView *messageview_get_current_textview(MessageView *messageview)
924 {
925         TextView *text = NULL;
926
927         text = messageview->mimeview->textview;
928
929         return text;
930 }
931
932 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
933 {
934         return mimeview_get_selected_part(messageview->mimeview);
935 }
936
937 void messageview_copy_clipboard(MessageView *messageview)
938 {
939         TextView *text;
940
941         text = messageview_get_current_textview(messageview);
942         if (text) {
943                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
944                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
945                 GtkClipboard *clipboard
946                         = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
947
948                 gtk_text_buffer_copy_clipboard(buffer, clipboard);
949         }
950 }
951
952 void messageview_select_all(MessageView *messageview)
953 {
954         TextView *text;
955
956         text = messageview_get_current_textview(messageview);
957         if (text) {
958                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
959                 GtkTextBuffer *buffer;
960                 GtkTextIter start, end;
961
962                 buffer = gtk_text_view_get_buffer(textview);
963                 gtk_text_buffer_get_bounds(buffer, &start, &end);
964                 gtk_text_buffer_select_range(buffer, &start, &end);
965         }
966 }
967
968 void messageview_set_position(MessageView *messageview, gint pos)
969 {
970         TextView *text;
971
972         text = messageview_get_current_textview(messageview);
973         if (text)
974                 textview_set_position(text, pos);
975 }
976
977 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
978                                    gboolean case_sens)
979 {
980         TextView *text;
981
982         text = messageview_get_current_textview(messageview);
983         if (text)
984                 return textview_search_string(text, str, case_sens);
985         return FALSE;
986 }
987
988 gboolean messageview_search_string_backward(MessageView *messageview,
989                                             const gchar *str,
990                                             gboolean case_sens)
991 {
992         TextView *text;
993
994         text = messageview_get_current_textview(messageview);
995         if (text)       
996                 return textview_search_string_backward(text,
997                                                        str, case_sens);
998         return FALSE;
999 }
1000
1001 gboolean messageview_is_visible(MessageView *messageview)
1002 {
1003         return messageview->visible;
1004 }
1005
1006 void messageview_save_as(MessageView *messageview)
1007 {
1008         gchar *filename = NULL;
1009         MsgInfo *msginfo;
1010         gchar *src, *dest, *tmp;
1011
1012         if (!messageview->msginfo) return;
1013         msginfo = messageview->msginfo;
1014
1015         if (msginfo->subject) {
1016                 Xstrdup_a(filename, msginfo->subject, return);
1017                 subst_for_filename(filename);
1018         }
1019         dest = filesel_select_file_save(_("Save as"), filename);
1020         if (!dest) return;
1021         if (is_file_exist(dest)) {
1022                 AlertValue aval;
1023
1024                 aval = alertpanel(_("Overwrite"),
1025                                   _("Overwrite existing file?"),
1026                                   GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL);
1027                 if (G_ALERTDEFAULT != aval) return;
1028         }
1029
1030         src = procmsg_get_message_file(msginfo);
1031         if (copy_file(src, dest, TRUE) < 0) {
1032                 tmp =  g_path_get_basename(dest);
1033                 alertpanel_error(_("Can't save the file '%s'."), tmp);
1034                 g_free(tmp);
1035         }
1036         g_free(dest);
1037         g_free(src);
1038 }
1039
1040 static gint messageview_delete_cb(GtkWidget *widget, GdkEventAny *event,
1041                                   MessageView *messageview)
1042 {
1043         messageview_destroy(messageview);
1044         return TRUE;
1045 }
1046
1047 static void messageview_size_allocate_cb(GtkWidget *widget,
1048                                          GtkAllocation *allocation)
1049 {
1050         g_return_if_fail(allocation != NULL);
1051
1052         prefs_common.msgwin_width  = allocation->width;
1053         prefs_common.msgwin_height = allocation->height;
1054 }
1055
1056 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1057                         MessageView *messageview)
1058 {
1059         if (event && event->keyval == GDK_Escape && messageview->window) {
1060                 messageview_destroy(messageview);
1061                 return TRUE;
1062         }
1063         return FALSE;
1064 }
1065
1066 void messageview_toggle_view_real(MessageView *messageview)
1067 {
1068         MainWindow *mainwin = messageview->mainwin;
1069         union CompositeWin *cwin = &mainwin->win;
1070         GtkWidget *vpaned = NULL;
1071         GtkWidget *container = NULL;
1072         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1073         
1074         switch (mainwin->type) {
1075         case SEPARATE_NONE:
1076                 vpaned = cwin->sep_none.vpaned;
1077                 container = cwin->sep_none.hpaned;
1078                 break;
1079         case SEPARATE_FOLDER:
1080                 vpaned = cwin->sep_folder.vpaned;
1081                 container = mainwin->vbox_body;
1082                 break;
1083         case SEPARATE_MESSAGE:
1084         case SEPARATE_BOTH:
1085                 return;
1086         }
1087
1088         if (vpaned->parent != NULL) {
1089                 gtk_widget_ref(vpaned);
1090                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
1091                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
1092                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
1093         } else {
1094                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
1095                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1096                 gtk_widget_unref(vpaned);
1097                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
1098                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
1099         }
1100 }
1101
1102 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1103 {
1104         noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1105         noticeview_set_button_text(noticeview, _("Send receipt"));
1106         noticeview_set_button_press_callback(noticeview,
1107                                              G_CALLBACK(return_receipt_send_clicked),
1108                                              (gpointer) msginfo);
1109         noticeview_show(noticeview);
1110 }
1111
1112 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1113 {
1114         MsgInfo *tmpmsginfo;
1115         gchar *file;
1116
1117         file = procmsg_get_message_file_path(msginfo);
1118         if (!file) {
1119                 g_warning("can't get message file path.\n");
1120                 return;
1121         }
1122
1123         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1124         tmpmsginfo->folder = msginfo->folder;
1125         tmpmsginfo->msgnum = msginfo->msgnum;
1126
1127         if (disposition_notification_send(tmpmsginfo) >= 0) {
1128                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1129                 noticeview_hide(noticeview);
1130         }               
1131
1132         procmsg_msginfo_free(tmpmsginfo);
1133         g_free(file);
1134 }
1135
1136 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1137 {
1138         gchar *text = NULL;
1139         gchar *button1 = NULL;
1140         gchar *button2 = NULL;
1141         void  *button1_cb = NULL;
1142         void  *button2_cb = NULL;
1143
1144         if (!partial_msg_in_uidl_list(msginfo)) {
1145                 text = g_strdup_printf(_("This message has been partially "
1146                                 "retrieved,\nand has been deleted from the "
1147                                 "server."));
1148         } else {
1149                 switch (msginfo->planned_download) {
1150                 case POP3_PARTIAL_DLOAD_UNKN:
1151                         text = g_strdup_printf(_("This message has been "
1152                                         "partially retrieved;\nit is %s."),
1153                                         to_human_readable(
1154                                                 (off_t)(msginfo->total_size)));
1155                         button1 = _("Mark for download");
1156                         button2 = _("Mark for deletion");
1157                         button1_cb = partial_recv_dload_clicked;
1158                         button2_cb = partial_recv_del_clicked;
1159                         break;
1160                 case POP3_PARTIAL_DLOAD_DLOAD:
1161                         text = g_strdup_printf(_("This message has been "
1162                                         "partially retrieved;\nit is %s and "
1163                                         "will be downloaded."),
1164                                         to_human_readable(
1165                                                 (off_t)(msginfo->total_size)));
1166                         button1 = _("Unmark");
1167                         button1_cb = partial_recv_unmark_clicked;
1168                         button2 = _("Mark for deletion");
1169                         button2_cb = partial_recv_del_clicked;
1170                         break;
1171                 case POP3_PARTIAL_DLOAD_DELE:
1172                         text = g_strdup_printf(_("This message has been "
1173                                         "partially retrieved;\nit is %s and "
1174                                         "will be deleted."),
1175                                         to_human_readable(
1176                                                 (off_t)(msginfo->total_size)));
1177                         button1 = _("Mark for download");
1178                         button1_cb = partial_recv_dload_clicked;
1179                         button2 = _("Unmark");
1180                         button2_cb = partial_recv_unmark_clicked;
1181                         break;
1182                 default:
1183                         return;
1184                 }
1185         }
1186         
1187         noticeview_set_text(noticeview, text);
1188         g_free(text);
1189         noticeview_set_button_text(noticeview, button1);
1190         noticeview_set_button_press_callback(noticeview,
1191                      G_CALLBACK(button1_cb), (gpointer) msginfo);
1192
1193         noticeview_set_2ndbutton_text(noticeview, button2);
1194         noticeview_set_2ndbutton_press_callback(noticeview,
1195                      G_CALLBACK(button2_cb), (gpointer) msginfo);
1196
1197         noticeview_show(noticeview);
1198 }
1199
1200 static void partial_recv_dload_clicked(NoticeView *noticeview, 
1201                                        MsgInfo *msginfo)
1202 {
1203         if (partial_mark_for_download(msginfo) == 0) {
1204                 partial_recv_show(noticeview, msginfo);
1205         }
1206 }
1207
1208 static void partial_recv_del_clicked(NoticeView *noticeview, 
1209                                        MsgInfo *msginfo)
1210 {
1211         if (partial_mark_for_delete(msginfo) == 0) {
1212                 partial_recv_show(noticeview, msginfo);
1213         }
1214 }
1215
1216 static void partial_recv_unmark_clicked(NoticeView *noticeview, 
1217                                        MsgInfo *msginfo)
1218 {
1219         if (partial_unmark(msginfo) == 0) {
1220                 partial_recv_show(noticeview, msginfo);
1221         }
1222 }
1223
1224 static void select_account_cb(GtkWidget *w, gpointer data)
1225 {
1226         *(gint*)data = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(w), MENU_VAL_ID));
1227 }
1228         
1229 static PrefsAccount *select_account_from_list(GList *ac_list)
1230 {
1231         GtkWidget *optmenu;
1232         GtkWidget *menu;
1233         gint account_id;
1234
1235         g_return_val_if_fail(ac_list != NULL, NULL);
1236         g_return_val_if_fail(ac_list->data != NULL, NULL);
1237         
1238         optmenu = gtk_option_menu_new();
1239         menu = gtkut_account_menu_new(ac_list, 
1240                         G_CALLBACK(select_account_cb), 
1241                         &account_id);
1242         if (!menu)
1243                 return NULL;
1244         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1245         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1246         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1247         if (alertpanel_with_widget(
1248                                 _("Return Receipt Notification"),
1249                                 _("The message was sent to several of your "
1250                                   "accounts.\n"
1251                                   "Please choose which account do you want to "
1252                                   "use for sending the receipt notification:"),
1253                                 _("Send Notification"), _("+Cancel"), NULL,
1254                                 optmenu) != G_ALERTDEFAULT)
1255                 return NULL;
1256         return account_find_from_id(account_id);
1257 }
1258
1259 /* 
1260  * \brief return selected messageview text, when nothing is 
1261  *        selected and message was filtered, return complete text
1262  *
1263  * \param  pointer to Messageview 
1264  *
1265  * \return pointer to text (needs to be free'd by calling func)
1266  */
1267 gchar *messageview_get_selection(MessageView *msgview)
1268 {
1269         TextView *textview;
1270         gchar *text = NULL;
1271         GtkTextView *edit = NULL;
1272         GtkTextBuffer *textbuf;
1273         gint body_pos = 0;
1274         
1275         g_return_val_if_fail(msgview != NULL, NULL);
1276
1277         textview = messageview_get_current_textview(msgview);
1278         g_return_val_if_fail(textview != NULL, NULL);
1279
1280         edit = GTK_TEXT_VIEW(textview->text);
1281         g_return_val_if_fail(edit != NULL, NULL);
1282         body_pos = textview->body_pos;
1283
1284         textbuf = gtk_text_view_get_buffer(edit);
1285
1286         if (gtk_text_buffer_get_selection_bounds(textbuf, NULL, NULL))
1287                 return gtkut_text_view_get_selection(edit);
1288         else if (msgview->filtered) {
1289                 GtkTextIter start_iter, end_iter;
1290                 gtk_text_buffer_get_iter_at_offset(textbuf, &start_iter, body_pos);
1291                 gtk_text_buffer_get_end_iter(textbuf, &end_iter);
1292                 gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter, FALSE);
1293         } else
1294                 text = NULL;
1295
1296         return text;
1297 }
1298
1299 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1300 {
1301         MessageView *messageview = (MessageView *)data;
1302         messageview_save_as(messageview);
1303 }
1304
1305 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1306 {
1307         MessageView *messageview = (MessageView *)data;
1308 #ifndef USE_GNOMEPRINT
1309         gchar *cmdline = NULL;
1310         gchar *p;
1311 #endif
1312
1313         if (!messageview->msginfo) return;
1314 #ifndef USE_GNOMEPRINT
1315         cmdline = input_dialog(_("Print"),
1316                                _("Enter the print command line:\n"
1317                                  "('%s' will be replaced with file name)"),
1318                                prefs_common.print_cmd);
1319         if (!cmdline) return;
1320         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1321             strchr(p + 2, '%')) {
1322                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
1323                                  cmdline);
1324                 g_free(cmdline);
1325                 return;
1326         }
1327         procmsg_print_message(messageview->msginfo, cmdline);
1328         g_free(cmdline);
1329 #else
1330         if (!messageview->mimeview 
1331         ||  !messageview->mimeview->textview
1332         ||  !messageview->mimeview->textview->text)
1333                 alertpanel_warning(_("Cannot print: the message doesn't "
1334                                      "contain text."));
1335
1336         gedit_print(
1337                 GTK_TEXT_VIEW(messageview->mimeview
1338                                 ->textview->text));
1339 #endif
1340 }
1341
1342 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1343 {
1344         MessageView *messageview = (MessageView *)data;
1345         messageview_destroy(messageview);
1346 }
1347
1348 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1349 {
1350         MessageView *messageview = (MessageView *)data;
1351         messageview_copy_clipboard(messageview);
1352 }
1353
1354 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1355 {
1356         MessageView *messageview = (MessageView *)data;
1357         messageview_select_all(messageview);
1358 }
1359
1360 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1361 {
1362         MessageView *messageview = (MessageView *)data;
1363         message_search(messageview);
1364 }
1365
1366 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1367 {
1368         MessageView *messageview = (MessageView *)data;
1369         const gchar *charset;
1370
1371         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1372                 charset = conv_get_charset_str((CharSet)action);
1373                 g_free(messageview->forced_charset);
1374                 messageview->forced_charset = g_strdup(charset);
1375                 procmime_force_charset(charset);
1376                 
1377                 messageview_show(messageview, messageview->msginfo, FALSE);
1378         }
1379 }
1380
1381 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1382 {
1383         MessageView *messageview = (MessageView *)data;
1384         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1385                 messageview->forced_encoding = (EncodingType)action;
1386
1387                 messageview_show(messageview, messageview->msginfo, FALSE);
1388                 
1389                 debug_print("forced encoding: %d\n", action);
1390         }
1391 }
1392
1393
1394 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1395 {
1396         MessageView *messageview = (MessageView *)data;
1397         SourceWindow *srcwin;
1398
1399         if (!messageview->msginfo) return;
1400
1401         srcwin = source_window_create();
1402         source_window_show_msg(srcwin, messageview->msginfo);
1403         source_window_show(srcwin);
1404 }
1405
1406 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1407 {
1408         MessageView *messageview = (MessageView *)data;
1409         MsgInfo *msginfo = messageview->msginfo;
1410
1411         messageview->all_headers = 
1412                         GTK_CHECK_MENU_ITEM(widget)->active;
1413         if (!msginfo) return;
1414         messageview->msginfo = NULL;
1415         messageview_show(messageview, msginfo,
1416                          GTK_CHECK_MENU_ITEM(widget)->active);
1417         procmsg_msginfo_free(msginfo);
1418         main_window_set_menu_sensitive(messageview->mainwin);
1419 }
1420
1421 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1422 {
1423         MessageView *messageview = (MessageView *)data;
1424         PrefsAccount *ac = NULL;
1425         FolderItem *item = NULL;
1426
1427         if (messageview->msginfo)
1428                 item = messageview->msginfo->folder;
1429
1430         if (item) {
1431                 ac = account_find_from_item(item);
1432                 if (ac && ac->protocol == A_NNTP &&
1433                     item->stype == F_NEWS) {
1434                         compose_new(ac, item->path, NULL);
1435                         return;
1436                 }
1437         }
1438
1439         compose_new(ac, NULL, NULL);
1440 }
1441
1442 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1443 {
1444         MessageView *messageview = (MessageView *)data;
1445         GSList *msginfo_list = NULL;
1446
1447         g_return_if_fail(messageview->msginfo);
1448
1449         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1450         compose_reply_from_messageview(messageview, msginfo_list, action);
1451         g_slist_free(msginfo_list);
1452 }
1453
1454 static void reedit_cb(gpointer data, guint action, GtkWidget *widget)
1455 {
1456         MessageView *messageview = (MessageView *)data;
1457         MsgInfo *msginfo;
1458
1459         if (!messageview->msginfo) return;
1460         msginfo = messageview->msginfo;
1461         if (!msginfo->folder) return;
1462         if (msginfo->folder->stype != F_OUTBOX &&
1463             msginfo->folder->stype != F_DRAFT &&
1464             msginfo->folder->stype != F_QUEUE) return;
1465
1466         compose_reedit(msginfo);
1467 }
1468
1469 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1470 {
1471         addressbook_open(NULL);
1472 }
1473
1474 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1475 {
1476         MessageView *messageview = (MessageView *)data;
1477         MsgInfo *msginfo;
1478         gchar *from;
1479
1480         if (!messageview->msginfo) return;
1481         msginfo = messageview->msginfo;
1482         Xstrdup_a(from, msginfo->from, return);
1483         eliminate_address_comment(from);
1484         extract_address(from);
1485         addressbook_add_contact(msginfo->fromname, from, NULL);
1486 }
1487
1488 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1489 {
1490         MessageView *messageview = (MessageView *)data;
1491         FolderItem * item;
1492         
1493         if (!messageview->msginfo) return;
1494         
1495         item = messageview->msginfo->folder;
1496         summary_msginfo_filter_open(item,  messageview->msginfo,
1497                                     (PrefsFilterType)action, 0);
1498 }
1499
1500 static void create_processing_cb(gpointer data, guint action,
1501                                  GtkWidget *widget)
1502 {
1503         MessageView *messageview = (MessageView *)data;
1504         FolderItem * item;
1505         
1506         if (!messageview->msginfo) return;
1507         
1508         item = messageview->msginfo->folder;
1509         summary_msginfo_filter_open(item,  messageview->msginfo,
1510                                     (PrefsFilterType)action, 1);
1511 }
1512
1513 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1514 {
1515         about_show();
1516 }
1517
1518 static gboolean messageview_update_msg(gpointer source, gpointer data)
1519 {
1520         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1521         MessageView *messageview = (MessageView *)data;
1522
1523         if (messageview->msginfo != msginfo_update->msginfo)
1524                 return FALSE;
1525
1526         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1527                 messageview_clear(messageview);
1528                 messageview_update(messageview);
1529         }
1530
1531         return FALSE;
1532 }
1533
1534 void messageview_set_menu_sensitive(MessageView *messageview)
1535 {
1536         GtkItemFactory *ifactory;
1537         GtkWidget *menuitem;
1538
1539         if (!messageview || !messageview->new_window) 
1540                 return;
1541         /* do some smart things */
1542         if (!messageview->menubar) return;
1543         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1544         if (!ifactory) return;
1545         if (messageview->mainwin->type == SEPARATE_MESSAGE) {
1546                 menuitem = gtk_item_factory_get_widget(ifactory, "/View/Show all headers");
1547                 gtk_check_menu_item_set_active
1548                         (GTK_CHECK_MENU_ITEM(menuitem),
1549                          messageview->mimeview->textview->show_all_headers);
1550         }
1551 }