2005-10-03 [colin] 1.9.15cvs1
[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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18  */
19
20 #include "defs.h"
21
22 #include <glib.h>
23 #include <glib/gi18n.h>
24 #include <gdk/gdkkeysyms.h>
25 #include <gtk/gtkvbox.h>
26 #include <gtk/gtkcontainer.h>
27 #include <gtk/gtkwindow.h>
28 #include <gtk/gtktext.h>
29 #include <gtk/gtkmenu.h>
30 #include <gtk/gtkmenuitem.h>
31 #include <stdio.h>
32 #include <ctype.h>
33 #include <string.h>
34
35 #include "main.h"
36 #include "messageview.h"
37 #include "message_search.h"
38 #include "headerview.h"
39 #include "summaryview.h"
40 #include "textview.h"
41 #include "mimeview.h"
42 #include "menu.h"
43 #include "about.h"
44 #include "filesel.h"
45 #include "sourcewindow.h"
46 #include "addressbook.h"
47 #include "alertpanel.h"
48 #include "inputdialog.h"
49 #include "manage_window.h"
50 #include "procmsg.h"
51 #include "procheader.h"
52 #include "procmime.h"
53 #include "account.h"
54 #include "action.h"
55 #include "prefs_common.h"
56 #include "prefs_account.h"
57 #include "gtkutils.h"
58 #include "utils.h"
59 #include "send_message.h"
60 #include "stock_pixmap.h"
61 #include "hooks.h"
62 #include "filtering.h"
63 #include "partial_download.h"
64 #include "gedit-print.h"
65 #include "inc.h"
66
67 static GList *messageview_list = NULL;
68
69 static gint messageview_delete_cb       (GtkWidget              *widget,
70                                          GdkEventAny            *event,
71                                          MessageView            *messageview);
72 static void messageview_size_allocate_cb(GtkWidget      *widget,
73                                          GtkAllocation  *allocation);
74 static gboolean key_pressed             (GtkWidget      *widget,
75                                          GdkEventKey    *event,
76                                          MessageView    *messageview);
77
78 static void return_receipt_show         (NoticeView     *noticeview, 
79                                          MsgInfo        *msginfo);      
80 static void return_receipt_send_clicked (NoticeView     *noticeview, 
81                                          MsgInfo        *msginfo);
82 static void partial_recv_show           (NoticeView     *noticeview, 
83                                          MsgInfo        *msginfo);      
84 static void partial_recv_dload_clicked  (NoticeView     *noticeview, 
85                                          MsgInfo        *msginfo);
86 static void partial_recv_del_clicked    (NoticeView     *noticeview, 
87                                          MsgInfo        *msginfo);
88 static void partial_recv_unmark_clicked (NoticeView     *noticeview, 
89                                          MsgInfo        *msginfo);
90 static void save_as_cb                  (gpointer        data,
91                                          guint           action,
92                                          GtkWidget      *widget);
93 static void print_cb                    (gpointer        data,
94                                          guint           action,
95                                          GtkWidget      *widget);
96 static void close_cb                    (gpointer        data,
97                                          guint           action,
98                                          GtkWidget      *widget);
99 static void copy_cb                     (gpointer        data,
100                                          guint           action,
101                                          GtkWidget      *widget);
102 static void allsel_cb                   (gpointer        data,
103                                          guint           action,
104                                          GtkWidget      *widget);
105 static void search_cb                   (gpointer        data,
106                                          guint           action,
107                                          GtkWidget      *widget);
108
109 static void set_charset_cb              (gpointer        data,
110                                          guint           action,
111                                          GtkWidget      *widget);
112 static void set_decode_cb               (gpointer        data,
113                                          guint           action,
114                                          GtkWidget      *widget);
115 static void view_source_cb              (gpointer        data,
116                                          guint           action,
117                                          GtkWidget      *widget);
118 static void show_all_header_cb          (gpointer        data,
119                                          guint           action,
120                                          GtkWidget      *widget);
121
122 static void compose_cb                  (gpointer        data,
123                                          guint           action,
124                                          GtkWidget      *widget);
125 static void reply_cb                    (gpointer        data,
126                                          guint           action,
127                                          GtkWidget      *widget);
128 static void reedit_cb                   (gpointer        data,
129                                          guint           action,
130                                          GtkWidget      *widget);
131
132 static PrefsAccount *select_account_from_list
133                                         (GList          *ac_list);
134 static void addressbook_open_cb         (gpointer        data,
135                                          guint           action,
136                                          GtkWidget      *widget);
137 static void add_address_cb              (gpointer        data,
138                                          guint           action,
139                                          GtkWidget      *widget);
140 static void create_filter_cb            (gpointer        data,
141                                          guint           action,
142                                          GtkWidget      *widget);
143 static void create_processing_cb        (gpointer        data,
144                                          guint           action,
145                                          GtkWidget      *widget);
146
147 static void about_cb                    (gpointer        data,
148                                          guint           action,
149                                          GtkWidget      *widget);
150 static void messageview_update          (MessageView *msgview);
151 static gboolean messageview_update_msg  (gpointer source, gpointer data);
152
153 static GList *msgview_list = NULL;
154 static GtkItemFactoryEntry msgview_entries[] =
155 {
156         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
157         {N_("/_File/_Save as..."),      "<control>S", save_as_cb, 0, NULL},
158         {N_("/_File/_Print..."),        "<control>P", print_cb, 0, NULL},
159         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
160         {N_("/_File/_Close"),           "<control>W", close_cb, 0, NULL},
161
162         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
163         {N_("/_Edit/_Copy"),            "<control>C", copy_cb, 0, NULL},
164         {N_("/_Edit/Select _all"),      "<control>A", allsel_cb, 0, NULL},
165         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
166         {N_("/_Edit/_Find in current message..."),
167                                         "<control>F", search_cb, 0, NULL},
168
169         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
170
171 #define ENC_SEPARATOR \
172         {N_("/_View/Character _encoding/---"),  NULL, NULL, 0, "<Separator>"}
173 #define ENC_ACTION(action) \
174         NULL, set_charset_cb, action, "/View/Character encoding/Auto detect"
175
176         {N_("/_View/Character _encoding"),      NULL, NULL, 0, "<Branch>"},
177         {N_("/_View/Character _encoding/_Auto detect"),
178                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
179         ENC_SEPARATOR,
180         {N_("/_View/Character _encoding/7bit ascii (US-ASC_II)"),
181          ENC_ACTION(C_US_ASCII)},
182
183         {N_("/_View/Character _encoding/Unicode (_UTF-8)"),
184          ENC_ACTION(C_UTF_8)},
185         ENC_SEPARATOR,
186         {N_("/_View/Character _encoding/Western European (ISO-8859-_1)"),
187          ENC_ACTION(C_ISO_8859_1)},
188         {N_("/_View/Character _encoding/Western European (ISO-8859-15)"),
189          ENC_ACTION(C_ISO_8859_15)},
190         ENC_SEPARATOR,
191         {N_("/_View/Character _encoding/Central European (ISO-8859-_2)"),
192          ENC_ACTION(C_ISO_8859_2)},
193         ENC_SEPARATOR,
194         {N_("/_View/Character _encoding/_Baltic (ISO-8859-13)"),
195          ENC_ACTION(C_ISO_8859_13)},
196         {N_("/_View/Character _encoding/Baltic (ISO-8859-_4)"),
197          ENC_ACTION(C_ISO_8859_4)},
198         ENC_SEPARATOR,
199         {N_("/_View/Character _encoding/Greek (ISO-8859-_7)"),
200          ENC_ACTION(C_ISO_8859_7)},
201         ENC_SEPARATOR,
202         {N_("/_View/Character _encoding/Hebrew (ISO-8859-_8)"),
203          ENC_ACTION(C_ISO_8859_8)},
204         {N_("/_View/Character _encoding/Hebrew (Windows-1255)"),
205          ENC_ACTION(C_CP1255)},
206         ENC_SEPARATOR,
207         {N_("/_View/Character _encoding/Turkish (ISO-8859-_9)"),
208          ENC_ACTION(C_ISO_8859_9)},
209         ENC_SEPARATOR,
210         {N_("/_View/Character _encoding/Cyrillic (ISO-8859-_5)"),
211          ENC_ACTION(C_ISO_8859_5)},
212         {N_("/_View/Character _encoding/Cyrillic (KOI8-_R)"),
213          ENC_ACTION(C_KOI8_R)},
214         {N_("/_View/Character _encoding/Cyrillic (KOI8-U)"),
215          ENC_ACTION(C_KOI8_U)},
216         {N_("/_View/Character _encoding/Cyrillic (Windows-1251)"),
217          ENC_ACTION(C_CP1251)},
218         ENC_SEPARATOR,
219         {N_("/_View/Character _encoding/Japanese (ISO-2022-_JP)"),
220          ENC_ACTION(C_ISO_2022_JP)},
221         {N_("/_View/Character _encoding/Japanese (ISO-2022-JP-2)"),
222          ENC_ACTION(C_ISO_2022_JP_2)},
223         {N_("/_View/Character _encoding/Japanese (_EUC-JP)"),
224          ENC_ACTION(C_EUC_JP)},
225         {N_("/_View/Character _encoding/Japanese (_Shift__JIS)"),
226          ENC_ACTION(C_SHIFT_JIS)},
227         ENC_SEPARATOR,
228         {N_("/_View/Character _encoding/Simplified Chinese (_GB2312)"),
229          ENC_ACTION(C_GB2312)},
230         {N_("/_View/Character _encoding/Simplified Chinese (GBK)"),
231          ENC_ACTION(C_GBK)},
232         {N_("/_View/Character _encoding/Traditional Chinese (_Big5)"),
233          ENC_ACTION(C_BIG5)},
234         {N_("/_View/Character _encoding/Traditional Chinese (EUC-_TW)"),
235          ENC_ACTION(C_EUC_TW)},
236         {N_("/_View/Character _encoding/Chinese (ISO-2022-_CN)"),
237          ENC_ACTION(C_ISO_2022_CN)},
238         ENC_SEPARATOR,
239         {N_("/_View/Character _encoding/Korean (EUC-_KR)"),
240          ENC_ACTION(C_EUC_KR)},
241         {N_("/_View/Character _encoding/Korean (ISO-2022-KR)"),
242          ENC_ACTION(C_ISO_2022_KR)},
243         ENC_SEPARATOR,
244         {N_("/_View/Character _encoding/Thai (TIS-620)"),
245          ENC_ACTION(C_TIS_620)},
246         {N_("/_View/Character _encoding/Thai (Windows-874)"),
247          ENC_ACTION(C_WINDOWS_874)},
248
249 #undef ENC_SEPARATOR
250 #undef ENC_ACTION
251
252 #define DEC_SEPARATOR \
253         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
254 #define DEC_ACTION(action) \
255          NULL, set_decode_cb, action, "/View/Decode/Auto detect"
256         {N_("/_View/Decode"),           NULL, NULL, 0, "<Branch>"},
257         {N_("/_View/Decode/_Auto detect"),
258          NULL, set_decode_cb, 0, "<RadioItem>"},
259         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"},
260         {N_("/_View/Decode/_8bit"),             DEC_ACTION(ENC_8BIT)},
261         {N_("/_View/Decode/_Quoted printable"), DEC_ACTION(ENC_QUOTED_PRINTABLE)},
262         {N_("/_View/Decode/_Base64"),           DEC_ACTION(ENC_BASE64)},
263         {N_("/_View/Decode/_Uuencode"),         DEC_ACTION(ENC_X_UUENCODE)},
264
265 #undef DEC_SEPARATOR
266 #undef DEC_ACTION
267
268         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
269         {N_("/_View/Mess_age source"),  "<control>U", view_source_cb, 0, NULL},
270         {N_("/_View/Show all _headers"),"<control>H", show_all_header_cb, 0, "<ToggleItem>"},
271
272         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
273         {N_("/_Message/Compose _new message"),
274                                         "<control>M", compose_cb, 0, NULL},
275         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
276         {N_("/_Message/_Reply"),        "<control>R", reply_cb, COMPOSE_REPLY, NULL},
277         {N_("/_Message/Repl_y to/_all"),
278                                         "<control><shift>R", reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
279         {N_("/_Message/Repl_y to/_sender"),
280                                         NULL, reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
281         {N_("/_Message/Repl_y to/mailing _list"),
282                                         "<control>L", reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
283         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
284         {N_("/_Message/_Forward"),      "<control><alt>F", reply_cb, COMPOSE_FORWARD, NULL},
285         {N_("/_Message/For_ward as attachment"),
286                                         NULL, reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
287         {N_("/_Message/Redirec_t"),     NULL, reply_cb, COMPOSE_REDIRECT, NULL},
288         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
289         {N_("/_Message/Re-_edit"),      NULL, reedit_cb, 0, NULL},
290
291         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
292         {N_("/_Tools/_Address book"),   "<control><shift>A", addressbook_open_cb, 0, NULL},
293         {N_("/_Tools/Add sender to address boo_k"),
294                                         NULL, add_address_cb, 0, NULL},
295         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
296         {N_("/_Tools/_Create filter rule"),
297                                         NULL, NULL, 0, "<Branch>"},
298         {N_("/_Tools/_Create filter rule/_Automatically"),
299                                         NULL, create_filter_cb, FILTER_BY_AUTO, NULL},
300         {N_("/_Tools/_Create filter rule/by _From"),
301                                         NULL, create_filter_cb, FILTER_BY_FROM, NULL},
302         {N_("/_Tools/_Create filter rule/by _To"),
303                                         NULL, create_filter_cb, FILTER_BY_TO, NULL},
304         {N_("/_Tools/_Create filter rule/by _Subject"),
305                                         NULL, create_filter_cb, FILTER_BY_SUBJECT, NULL},
306         {N_("/_Tools/Create processing rule"),
307                                         NULL, NULL, 0, "<Branch>"},
308         {N_("/_Tools/Create processing rule/_Automatically"),
309                                         NULL, create_processing_cb, FILTER_BY_AUTO, NULL},
310         {N_("/_Tools/Create processing rule/by _From"),
311                                         NULL, create_processing_cb, FILTER_BY_FROM, NULL},
312         {N_("/_Tools/Create processing rule/by _To"),
313                                         NULL, create_processing_cb, FILTER_BY_TO, NULL},
314         {N_("/_Tools/Create processing rule/by _Subject"),
315                                         NULL, create_processing_cb, FILTER_BY_SUBJECT, NULL},
316         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
317         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
318
319         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
320         {N_("/_Help/_About"),           NULL, about_cb, 0, NULL}
321 };
322
323 MessageView *messageview_create(MainWindow *mainwin)
324 {
325         MessageView *messageview;
326         GtkWidget *vbox;
327         HeaderView *headerview;
328         MimeView *mimeview;
329         NoticeView *noticeview;
330
331         debug_print("Creating message view...\n");
332         messageview = g_new0(MessageView, 1);
333
334         headerview = headerview_create();
335
336         noticeview = noticeview_create(mainwin);
337
338         mimeview = mimeview_create(mainwin);
339         mimeview->textview = textview_create();
340         mimeview->textview->messageview = messageview;
341         mimeview->messageview = messageview;
342
343         vbox = gtk_vbox_new(FALSE, 0);
344         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
345                            FALSE, FALSE, 0);
346         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
347                            FALSE, FALSE, 0);
348         gtk_box_pack_start(GTK_BOX(vbox),
349                            GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
350         gtk_widget_show(vbox);
351
352         messageview->vbox        = vbox;
353         messageview->new_window  = FALSE;
354         messageview->window      = NULL;
355         messageview->headerview  = headerview;
356         messageview->mimeview    = mimeview;
357         messageview->noticeview = noticeview;
358         messageview->mainwin    = mainwin;
359
360         messageview->statusbar     = NULL;
361         messageview->statusbar_cid = 0;
362
363         messageview->msginfo_update_callback_id =
364                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, messageview_update_msg, (gpointer) messageview);
365
366         return messageview;
367 }
368
369 GList *messageview_get_msgview_list(void)
370 {
371         return msgview_list;
372 }
373
374 void messageview_update_actions_menu(MessageView *msgview)
375 {
376         GtkItemFactory *ifactory;
377
378         /* Messages opened in a new window do not have a menu bar */
379         if (msgview->menubar == NULL)
380                 return;
381         ifactory = gtk_item_factory_from_widget(msgview->menubar);
382         action_update_msgview_menu(ifactory, "/Tools/Actions", msgview);
383 }
384
385 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window) 
386 {
387         GtkWidget *handlebox;
388         GtkWidget *vbox;
389         GtkWidget *menubar;
390         GtkWidget *statusbar;
391         guint n_menu_entries;
392
393         vbox = gtk_vbox_new(FALSE, 0);
394         gtk_widget_show(vbox);
395         gtk_container_add(GTK_CONTAINER(window), vbox); 
396
397         n_menu_entries = sizeof(msgview_entries) / sizeof(msgview_entries[0]);
398         menubar = menubar_create(window, msgview_entries,
399                                  n_menu_entries, "<MessageView>", msgview);
400         gtk_widget_show(menubar);
401         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
402
403         if (prefs_common.toolbar_detachable) {
404                 handlebox = gtk_handle_box_new();
405         } else {
406                 handlebox = gtk_hbox_new(FALSE, 0);
407         }
408         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
409         gtk_widget_realize(handlebox);
410         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
411                                           (gpointer)msgview);
412
413         statusbar = gtk_statusbar_new();
414         gtk_widget_show(statusbar);
415         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
416         msgview->statusbar = statusbar;
417         msgview->statusbar_cid = gtk_statusbar_get_context_id
418                 (GTK_STATUSBAR(statusbar), "Message View");
419
420         msgview->handlebox = handlebox;
421         msgview->menubar   = menubar;
422
423         gtk_container_add(GTK_CONTAINER(vbox),
424                           GTK_WIDGET_PTR(msgview));
425
426         messageview_update_actions_menu(msgview);
427
428         msgview_list = g_list_append(msgview_list, msgview);
429 }
430
431 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
432 {
433         MessageView *msgview;
434         GtkWidget *window;
435         static GdkGeometry geometry;
436
437         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
438         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
439         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
440
441         if (!geometry.min_height) {
442                 geometry.min_width = 320;
443                 geometry.min_height = 200;
444         }
445         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
446                                       GDK_HINT_MIN_SIZE);
447
448         gtk_widget_set_size_request(window, prefs_common.msgwin_width,
449                                     prefs_common.msgwin_height);
450
451         msgview = messageview_create(mainwin);
452
453         g_signal_connect(G_OBJECT(window), "size_allocate",
454                          G_CALLBACK(messageview_size_allocate_cb),
455                          msgview);
456         g_signal_connect(G_OBJECT(window), "delete_event",
457                          G_CALLBACK(messageview_delete_cb), msgview);
458         g_signal_connect(G_OBJECT(window), "key_press_event",
459                          G_CALLBACK(key_pressed), msgview);
460
461         messageview_add_toolbar(msgview, window);
462
463         gtk_widget_grab_focus(msgview->mimeview->textview->text);
464         gtk_widget_show(window);
465
466         msgview->new_window = TRUE;
467         msgview->window = window;
468         msgview->visible = TRUE;
469
470         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox, 
471                           prefs_common.toolbar_style);
472         messageview_init(msgview);
473
474         return msgview;
475 }
476
477 void messageview_init(MessageView *messageview)
478 {
479         headerview_init(messageview->headerview);
480         mimeview_init(messageview->mimeview);
481         /*messageview_set_font(messageview);*/
482
483         noticeview_hide(messageview->noticeview);
484 }
485
486 static void notification_convert_header(gchar *dest, gint len, 
487                                         const gchar *src_,
488                                         gint header_len)
489 {
490         char *src;
491
492         g_return_if_fail(src_ != NULL);
493         g_return_if_fail(dest != NULL);
494
495         if (len < 1) return;
496
497         Xstrndup_a(src, src_, len, return);
498
499         remove_return(src);
500
501         if (is_ascii_str(src)) {
502                 strncpy2(dest, src, len);
503                 dest[len - 1] = '\0';
504                 return;
505         } else
506                 conv_encode_header(dest, len, src, header_len, FALSE);
507 }
508
509 static gint disposition_notification_send(MsgInfo *msginfo)
510 {
511         gchar buf[BUFFSIZE];
512         gchar tmp[MAXPATHLEN + 1];
513         FILE *fp;
514         GList *ac_list;
515         PrefsAccount *account = NULL;
516         gint ok;
517         gchar *to;
518         FolderItem *queue, *outbox;
519         gint num;
520         gchar *path;
521         gchar *addr;
522         gchar *addrp;
523
524         if ((!msginfo->returnreceiptto) && 
525             (!msginfo->dispositionnotificationto)) 
526                 return -1;
527
528         /* RFC2298: Test for Return-Path */
529         if (msginfo->dispositionnotificationto)
530                 to = msginfo->dispositionnotificationto;
531         else
532                 to = msginfo->returnreceiptto;
533
534         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
535                                 "Return-Path:");
536         if (ok == 0) {
537                 gchar *to_addr = g_strdup(to);
538                 extract_address(to_addr);
539                 extract_address(buf);
540                 ok = strcmp(to_addr, buf);
541                 g_free(to_addr);
542         } else {
543                 strncpy(buf, _("<No Return-Path found>"), 
544                                 sizeof(buf));
545         }
546         
547         if (ok != 0) {
548                 AlertValue val;
549                 gchar *message;
550                 message = g_strdup_printf(
551                   _("The notification address to which the return receipt is\n"
552                     "to be sent does not correspond to the return path:\n"
553                     "Notification address: %s\n"
554                     "Return path: %s\n"
555                     "It is advised to not to send the return receipt."),
556                   to, buf);
557                 val = alertpanel_full(_("Warning"), message, _("_Send"),
558                                         _("+_Don't Send"), NULL, FALSE,
559                                         NULL, ALERT_WARNING, G_ALERTALTERNATE);
560                 g_free(message);                                
561                 if (val != G_ALERTDEFAULT)
562                         return -1;
563         }
564
565         ac_list = account_find_all_from_address(NULL, msginfo->to);
566         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
567
568         if (ac_list == NULL) {
569                 AlertValue val = 
570                 alertpanel_full(_("Warning"),
571                   _("This message is asking for a return receipt notification\n"
572                     "but according to its 'To:' and 'CC:' headers it was not\n"
573                     "officially addressed to you.\n"
574                     "It is advised to not to send the return receipt."),
575                   _("_Send"), _("+_Don't Send"),NULL, FALSE,
576                   NULL, ALERT_WARNING, G_ALERTALTERNATE);
577                 if (val != G_ALERTDEFAULT)
578                         return -1;
579         }
580
581         if (g_list_length(ac_list) > 1) {
582                 if ((account = select_account_from_list(ac_list)) == NULL)
583                         return -1;
584         }
585         else if (ac_list != NULL)
586                 account = (PrefsAccount *) ac_list->data;
587         g_list_free(ac_list);
588
589         if (account == NULL)
590                 account = account_get_default();
591         if (!account || account->protocol == A_NNTP) {
592                 alertpanel_error(_("Account for sending mail is not specified.\n"
593                                    "Please select a mail account before sending."));
594                 return -1;
595         }
596
597         /* write to temporary file */
598         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
599                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
600
601         if ((fp = g_fopen(tmp, "wb")) == NULL) {
602                 FILE_OP_ERROR(tmp, "fopen");
603                 return -1;
604         }
605
606         /* chmod for security */
607         if (change_file_mode_rw(fp, tmp) < 0) {
608                 FILE_OP_ERROR(tmp, "chmod");
609                 g_warning("can't change file mode\n");
610         }
611         
612         addr = g_strdup(to);
613         
614         extract_address(addr);
615         addrp = addr;
616         
617         /* write queue headers */
618         fprintf(fp, "AF:\n");
619         fprintf(fp, "NF:0\n");
620         fprintf(fp, "PS:10\n");
621         fprintf(fp, "SRH:1\n");
622         fprintf(fp, "SFN:\n");
623         fprintf(fp, "DSR:\n");
624         fprintf(fp, "MID:\n");
625         fprintf(fp, "CFG:\n");
626         fprintf(fp, "PT:0\n");
627         fprintf(fp, "S:%s\n", account->address);
628         fprintf(fp, "RQ:\n");
629         if (account->smtp_server)
630                 fprintf(fp, "SSV:%s\n", account->smtp_server);
631         else
632                 fprintf(fp, "SSV:\n");
633         fprintf(fp, "SSH:\n");
634         fprintf(fp, "R:<%s>\n", addrp);
635         
636         g_free(addrp);
637         
638         /* check whether we need to save the message */
639         outbox = account_get_special_folder(account, F_OUTBOX); 
640         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
641                 outbox = NULL;
642         if (outbox) {
643                 path = folder_item_get_identifier(outbox);
644                 fprintf(fp, "SCF:%s\n", path);
645                 g_free(path);
646         }               
647
648         fprintf(fp, "\n");
649         
650         /* Date */
651         get_rfc822_date(buf, sizeof(buf));
652         fprintf(fp, "Date: %s\n", buf);
653
654         /* From */
655         if (account->name && *account->name) {
656                 notification_convert_header
657                         (buf, sizeof(buf), account->name,
658                          strlen("From: "));
659                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
660         } else
661                 fprintf(fp, "From: %s\n", account->address);
662
663         fprintf(fp, "To: %s\n", to);
664
665         /* Subject */
666         notification_convert_header(buf, sizeof(buf), msginfo->subject,
667                                     strlen("Subject: "));
668         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
669
670         /* Message ID */
671         generate_msgid(buf, sizeof(buf));
672         fprintf(fp, "Message-ID: <%s>\n", buf);
673
674         if (fclose(fp) == EOF) {
675                 FILE_OP_ERROR(tmp, "fclose");
676                 g_unlink(tmp);
677                 return -1;
678         }
679
680         /* put it in queue */
681         queue = account_get_special_folder(account, F_QUEUE);
682         if (!queue) queue = folder_get_default_queue();
683         if (!queue) {
684                 g_warning("can't find queue folder\n");
685                 g_unlink(tmp);
686                 return -1;
687         }
688         folder_item_scan(queue);
689         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
690                 g_warning("can't queue the message\n");
691                 g_unlink(tmp);
692                 return -1;
693         }
694                 
695         if (prefs_common.work_offline && !inc_offline_should_override())
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         gchar *subject = NULL;
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         
776         if (messageview->window)
777                 gtk_window_set_title(GTK_WINDOW(messageview->window), 
778                                 _("Sylpheed - Message View"));
779         if (messageview->window && msginfo->subject) {
780                 subject = g_strdup(msginfo->subject);
781                 if (!g_utf8_validate(subject, -1, NULL)) {
782                         g_free(subject);
783                         subject = g_malloc(strlen(msginfo->subject)*2 +1);
784                         conv_localetodisp(subject, strlen(msginfo->subject)*2 +1, 
785                                 msginfo->subject);
786                 }
787                 if (g_utf8_validate(subject, -1, NULL))
788                         gtk_window_set_title(GTK_WINDOW(messageview->window), 
789                                 subject);
790                 g_free(subject);
791         }
792
793         messageview_set_position(messageview, 0);
794
795         if (messageview->msginfo->partial_recv)
796                 partial_recv_show(messageview->noticeview, 
797                                   messageview->msginfo);
798         else if ((messageview->msginfo->dispositionnotificationto || 
799              messageview->msginfo->returnreceiptto) &&
800             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags))
801                 return_receipt_show(messageview->noticeview, 
802                                     messageview->msginfo);
803         else 
804                 noticeview_hide(messageview->noticeview);
805
806         mimeinfo = procmime_mimeinfo_next(mimeinfo);
807         if (mimeinfo && (mimeinfo->type != MIMETYPE_TEXT || 
808             (strcmp(mimeinfo->subtype, "plain") &&
809              strcmp(mimeinfo->subtype, "html")))) {
810                 mimeview_show_part(messageview->mimeview,mimeinfo);
811         }
812
813         g_free(file);
814
815         return 0;
816 }
817
818 void messageview_reflect_prefs_pixmap_theme(void)
819 {
820         GList *cur;
821         MessageView *msgview;
822
823         for (cur = msgview_list; cur != NULL; cur = cur->next) {
824                 msgview = (MessageView*)cur->data;
825                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
826                 mimeview_update(msgview->mimeview);
827         }
828 }
829
830 void messageview_clear(MessageView *messageview)
831 {
832         procmsg_msginfo_free(messageview->msginfo);
833         messageview->msginfo = NULL;
834         messageview->filtered = FALSE;
835         mimeview_clear(messageview->mimeview);
836         headerview_clear(messageview->headerview);
837         noticeview_hide(messageview->noticeview);
838 }
839
840 void messageview_destroy(MessageView *messageview)
841 {
842         debug_print("destroy messageview\n");
843         messageview_list = g_list_remove(messageview_list, messageview);
844
845         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
846                               messageview->msginfo_update_callback_id);
847
848         headerview_destroy(messageview->headerview);
849         mimeview_destroy(messageview->mimeview);
850         noticeview_destroy(messageview->noticeview);
851
852         procmsg_msginfo_free(messageview->msginfo);
853         toolbar_clear_list(TOOLBAR_MSGVIEW);
854         if (messageview->toolbar) {
855                 toolbar_destroy(messageview->toolbar);
856                 g_free(messageview->toolbar);
857         }
858         
859         msgview_list = g_list_remove(msgview_list, messageview); 
860
861         if (messageview->window)
862                 gtk_widget_destroy(messageview->window);
863         g_free(messageview);
864 }
865
866 void messageview_delete(MessageView *msgview)
867 {
868         MsgInfo *msginfo = NULL;
869         FolderItem *trash = NULL;
870         PrefsAccount *ac = NULL;
871
872         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
873                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
874         
875         /* need a procmsg_msginfo_equal() */
876         if (msginfo && msgview->msginfo && 
877             msginfo->msgnum == msgview->msginfo->msgnum && 
878             msginfo->folder == msgview->msginfo->folder) {
879                 summary_delete_trash(msgview->mainwin->summaryview);
880         } else {                
881                 msginfo = msgview->msginfo;
882
883                 g_return_if_fail(msginfo != NULL);
884
885                 /* to get the trash folder, we have to choose either
886                  * the folder's or account's trash default - we prefer
887                  * the one in the account prefs */
888                 if (msginfo->folder) {
889                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
890                                 trash = account_get_special_folder(ac, F_TRASH);
891                         if (!trash && msginfo->folder->folder)  
892                                 trash = msginfo->folder->folder->trash;
893                         /* if still not found, use the default */
894                         if (!trash) 
895                                 trash = folder_get_default_trash();
896                 }       
897
898                 g_return_if_fail(trash != NULL);
899
900                 if (prefs_common.immediate_exec)
901                         /* TODO: Delete from trash */
902                         folder_item_move_msg(trash, msginfo);
903                 else {
904                         procmsg_msginfo_set_to_folder(msginfo, trash);
905                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
906                         /* NOTE: does not update to next message in summaryview */
907                 }
908         }               
909 }
910
911 /* 
912  * \brief update messageview with currently selected message in summaryview
913  *        leave unchanged if summaryview is empty
914  * \param pointer to MessageView
915  */     
916 static void messageview_update(MessageView *msgview)
917 {
918         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
919
920         g_return_if_fail(summaryview != NULL);
921         
922         if (summaryview->selected) {
923                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
924                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, 
925                                                       summaryview->selected);
926                 if (msginfo == NULL)
927                         return;
928
929                 messageview_show(msgview, msginfo, 
930                                  msgview->all_headers);
931         } 
932 }
933
934 void messageview_quote_color_set(void)
935 {
936 }
937
938 void messageview_set_font(MessageView *messageview)
939 {
940 }
941
942 TextView *messageview_get_current_textview(MessageView *messageview)
943 {
944         TextView *text = NULL;
945
946         text = messageview->mimeview->textview;
947
948         return text;
949 }
950
951 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
952 {
953         return mimeview_get_selected_part(messageview->mimeview);
954 }
955
956 void messageview_copy_clipboard(MessageView *messageview)
957 {
958         TextView *text;
959
960         text = messageview_get_current_textview(messageview);
961         if (text) {
962                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
963                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
964                 GtkClipboard *clipboard
965                         = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
966
967                 gtk_text_buffer_copy_clipboard(buffer, clipboard);
968         }
969 }
970
971 void messageview_select_all(MessageView *messageview)
972 {
973         TextView *text;
974
975         text = messageview_get_current_textview(messageview);
976         if (text) {
977                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
978                 GtkTextBuffer *buffer;
979                 GtkTextIter start, end;
980
981                 buffer = gtk_text_view_get_buffer(textview);
982                 gtk_text_buffer_get_bounds(buffer, &start, &end);
983                 gtk_text_buffer_select_range(buffer, &start, &end);
984         }
985 }
986
987 void messageview_set_position(MessageView *messageview, gint pos)
988 {
989         TextView *text;
990
991         text = messageview_get_current_textview(messageview);
992         if (text)
993                 textview_set_position(text, pos);
994 }
995
996 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
997                                    gboolean case_sens)
998 {
999         TextView *text;
1000
1001         text = messageview_get_current_textview(messageview);
1002         if (text)
1003                 return textview_search_string(text, str, case_sens);
1004         return FALSE;
1005 }
1006
1007 gboolean messageview_search_string_backward(MessageView *messageview,
1008                                             const gchar *str,
1009                                             gboolean case_sens)
1010 {
1011         TextView *text;
1012
1013         text = messageview_get_current_textview(messageview);
1014         if (text)       
1015                 return textview_search_string_backward(text,
1016                                                        str, case_sens);
1017         return FALSE;
1018 }
1019
1020 gboolean messageview_is_visible(MessageView *messageview)
1021 {
1022         return messageview->visible;
1023 }
1024
1025 void messageview_save_as(MessageView *messageview)
1026 {
1027         gchar *filename = NULL;
1028         MsgInfo *msginfo;
1029         gchar *src, *dest, *tmp;
1030
1031         if (!messageview->msginfo) return;
1032         msginfo = messageview->msginfo;
1033
1034         if (msginfo->subject) {
1035                 Xstrdup_a(filename, msginfo->subject, return);
1036                 subst_for_filename(filename);
1037         }
1038         dest = filesel_select_file_save(_("Save as"), filename);
1039         if (!dest) return;
1040         if (is_file_exist(dest)) {
1041                 AlertValue aval;
1042
1043                 aval = alertpanel(_("Overwrite"),
1044                                   _("Overwrite existing file?"),
1045                                   GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL);
1046                 if (G_ALERTDEFAULT != aval) return;
1047         }
1048
1049         src = procmsg_get_message_file(msginfo);
1050         if (copy_file(src, dest, TRUE) < 0) {
1051                 tmp =  g_path_get_basename(dest);
1052                 alertpanel_error(_("Can't save the file '%s'."), tmp);
1053                 g_free(tmp);
1054         }
1055         g_free(dest);
1056         g_free(src);
1057 }
1058
1059 static gint messageview_delete_cb(GtkWidget *widget, GdkEventAny *event,
1060                                   MessageView *messageview)
1061 {
1062         messageview_destroy(messageview);
1063         return TRUE;
1064 }
1065
1066 static void messageview_size_allocate_cb(GtkWidget *widget,
1067                                          GtkAllocation *allocation)
1068 {
1069         g_return_if_fail(allocation != NULL);
1070
1071         prefs_common.msgwin_width  = allocation->width;
1072         prefs_common.msgwin_height = allocation->height;
1073 }
1074
1075 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1076                         MessageView *messageview)
1077 {
1078         if (event && event->keyval == GDK_Escape && messageview->window) {
1079                 messageview_destroy(messageview);
1080                 return TRUE;
1081         }
1082         return FALSE;
1083 }
1084
1085 void messageview_toggle_view_real(MessageView *messageview)
1086 {
1087         MainWindow *mainwin = messageview->mainwin;
1088         union CompositeWin *cwin = &mainwin->win;
1089         GtkWidget *vpaned = NULL;
1090         GtkWidget *container = NULL;
1091         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1092         
1093         switch (mainwin->type) {
1094         case SEPARATE_NONE:
1095                 vpaned = cwin->sep_none.vpaned;
1096                 container = cwin->sep_none.hpaned;
1097                 break;
1098         case SEPARATE_FOLDER:
1099                 vpaned = cwin->sep_folder.vpaned;
1100                 container = mainwin->vbox_body;
1101                 break;
1102         case SEPARATE_MESSAGE:
1103         case SEPARATE_BOTH:
1104                 return;
1105         }
1106
1107         if (vpaned->parent != NULL) {
1108                 gtk_widget_ref(vpaned);
1109                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
1110                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
1111                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
1112         } else {
1113                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
1114                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1115                 gtk_widget_unref(vpaned);
1116                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
1117                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
1118         }
1119 }
1120
1121 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1122 {
1123         noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1124         noticeview_set_button_text(noticeview, _("Send receipt"));
1125         noticeview_set_button_press_callback(noticeview,
1126                                              G_CALLBACK(return_receipt_send_clicked),
1127                                              (gpointer) msginfo);
1128         noticeview_show(noticeview);
1129 }
1130
1131 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1132 {
1133         MsgInfo *tmpmsginfo;
1134         gchar *file;
1135
1136         file = procmsg_get_message_file_path(msginfo);
1137         if (!file) {
1138                 g_warning("can't get message file path.\n");
1139                 return;
1140         }
1141
1142         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1143         tmpmsginfo->folder = msginfo->folder;
1144         tmpmsginfo->msgnum = msginfo->msgnum;
1145
1146         if (disposition_notification_send(tmpmsginfo) >= 0) {
1147                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1148                 noticeview_hide(noticeview);
1149         }               
1150
1151         procmsg_msginfo_free(tmpmsginfo);
1152         g_free(file);
1153 }
1154
1155 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1156 {
1157         gchar *text = NULL;
1158         gchar *button1 = NULL;
1159         gchar *button2 = NULL;
1160         void  *button1_cb = NULL;
1161         void  *button2_cb = NULL;
1162
1163         if (!partial_msg_in_uidl_list(msginfo)) {
1164                 text = g_strdup_printf(_("This message has been partially "
1165                                 "retrieved,\nand has been deleted from the "
1166                                 "server."));
1167         } else {
1168                 switch (msginfo->planned_download) {
1169                 case POP3_PARTIAL_DLOAD_UNKN:
1170                         text = g_strdup_printf(_("This message has been "
1171                                         "partially retrieved;\nit is %s."),
1172                                         to_human_readable(
1173                                                 (off_t)(msginfo->total_size)));
1174                         button1 = _("Mark for download");
1175                         button2 = _("Mark for deletion");
1176                         button1_cb = partial_recv_dload_clicked;
1177                         button2_cb = partial_recv_del_clicked;
1178                         break;
1179                 case POP3_PARTIAL_DLOAD_DLOAD:
1180                         text = g_strdup_printf(_("This message has been "
1181                                         "partially retrieved;\nit is %s and "
1182                                         "will be downloaded."),
1183                                         to_human_readable(
1184                                                 (off_t)(msginfo->total_size)));
1185                         button1 = _("Unmark");
1186                         button1_cb = partial_recv_unmark_clicked;
1187                         button2 = _("Mark for deletion");
1188                         button2_cb = partial_recv_del_clicked;
1189                         break;
1190                 case POP3_PARTIAL_DLOAD_DELE:
1191                         text = g_strdup_printf(_("This message has been "
1192                                         "partially retrieved;\nit is %s and "
1193                                         "will be deleted."),
1194                                         to_human_readable(
1195                                                 (off_t)(msginfo->total_size)));
1196                         button1 = _("Mark for download");
1197                         button1_cb = partial_recv_dload_clicked;
1198                         button2 = _("Unmark");
1199                         button2_cb = partial_recv_unmark_clicked;
1200                         break;
1201                 default:
1202                         return;
1203                 }
1204         }
1205         
1206         noticeview_set_text(noticeview, text);
1207         g_free(text);
1208         noticeview_set_button_text(noticeview, button1);
1209         noticeview_set_button_press_callback(noticeview,
1210                      G_CALLBACK(button1_cb), (gpointer) msginfo);
1211
1212         noticeview_set_2ndbutton_text(noticeview, button2);
1213         noticeview_set_2ndbutton_press_callback(noticeview,
1214                      G_CALLBACK(button2_cb), (gpointer) msginfo);
1215
1216         noticeview_show(noticeview);
1217 }
1218
1219 static void partial_recv_dload_clicked(NoticeView *noticeview, 
1220                                        MsgInfo *msginfo)
1221 {
1222         if (partial_mark_for_download(msginfo) == 0) {
1223                 partial_recv_show(noticeview, msginfo);
1224         }
1225 }
1226
1227 static void partial_recv_del_clicked(NoticeView *noticeview, 
1228                                        MsgInfo *msginfo)
1229 {
1230         if (partial_mark_for_delete(msginfo) == 0) {
1231                 partial_recv_show(noticeview, msginfo);
1232         }
1233 }
1234
1235 static void partial_recv_unmark_clicked(NoticeView *noticeview, 
1236                                        MsgInfo *msginfo)
1237 {
1238         if (partial_unmark(msginfo) == 0) {
1239                 partial_recv_show(noticeview, msginfo);
1240         }
1241 }
1242
1243 static void select_account_cb(GtkWidget *w, gpointer data)
1244 {
1245         *(gint*)data = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(w), MENU_VAL_ID));
1246 }
1247         
1248 static PrefsAccount *select_account_from_list(GList *ac_list)
1249 {
1250         GtkWidget *optmenu;
1251         GtkWidget *menu;
1252         gint account_id;
1253
1254         g_return_val_if_fail(ac_list != NULL, NULL);
1255         g_return_val_if_fail(ac_list->data != NULL, NULL);
1256         
1257         optmenu = gtk_option_menu_new();
1258         menu = gtkut_account_menu_new(ac_list, 
1259                         G_CALLBACK(select_account_cb), 
1260                         &account_id);
1261         if (!menu)
1262                 return NULL;
1263         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1264         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1265         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1266         if (alertpanel_with_widget(
1267                                 _("Return Receipt Notification"),
1268                                 _("The message was sent to several of your "
1269                                   "accounts.\n"
1270                                   "Please choose which account do you want to "
1271                                   "use for sending the receipt notification:"),
1272                                 _("_Send Notification"), _("+_Cancel"), NULL,
1273                                 optmenu) != G_ALERTDEFAULT)
1274                 return NULL;
1275         return account_find_from_id(account_id);
1276 }
1277
1278 /* 
1279  * \brief return selected messageview text, when nothing is 
1280  *        selected and message was filtered, return complete text
1281  *
1282  * \param  pointer to Messageview 
1283  *
1284  * \return pointer to text (needs to be free'd by calling func)
1285  */
1286 gchar *messageview_get_selection(MessageView *msgview)
1287 {
1288         TextView *textview;
1289         gchar *text = NULL;
1290         GtkTextView *edit = NULL;
1291         GtkTextBuffer *textbuf;
1292         gint body_pos = 0;
1293         
1294         g_return_val_if_fail(msgview != NULL, NULL);
1295
1296         textview = messageview_get_current_textview(msgview);
1297         g_return_val_if_fail(textview != NULL, NULL);
1298
1299         edit = GTK_TEXT_VIEW(textview->text);
1300         g_return_val_if_fail(edit != NULL, NULL);
1301         body_pos = textview->body_pos;
1302
1303         textbuf = gtk_text_view_get_buffer(edit);
1304
1305         if (gtk_text_buffer_get_selection_bounds(textbuf, NULL, NULL))
1306                 return gtkut_text_view_get_selection(edit);
1307         else if (msgview->filtered) {
1308                 GtkTextIter start_iter, end_iter;
1309                 gtk_text_buffer_get_iter_at_offset(textbuf, &start_iter, body_pos);
1310                 gtk_text_buffer_get_end_iter(textbuf, &end_iter);
1311                 gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter, FALSE);
1312         } else
1313                 text = NULL;
1314
1315         return text;
1316 }
1317
1318 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1319 {
1320         MessageView *messageview = (MessageView *)data;
1321         messageview_save_as(messageview);
1322 }
1323
1324 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1325 {
1326         MessageView *messageview = (MessageView *)data;
1327 #ifndef USE_GNOMEPRINT
1328         gchar *cmdline = NULL;
1329         gchar *p;
1330 #endif
1331
1332         if (!messageview->msginfo) return;
1333 #ifndef USE_GNOMEPRINT
1334         cmdline = input_dialog(_("Print"),
1335                                _("Enter the print command line:\n"
1336                                  "('%s' will be replaced with file name)"),
1337                                prefs_common.print_cmd);
1338         if (!cmdline) return;
1339         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1340             strchr(p + 2, '%')) {
1341                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
1342                                  cmdline);
1343                 g_free(cmdline);
1344                 return;
1345         }
1346         procmsg_print_message(messageview->msginfo, cmdline);
1347         g_free(cmdline);
1348 #else
1349         if (!messageview->mimeview 
1350         ||  !messageview->mimeview->textview
1351         ||  !messageview->mimeview->textview->text)
1352                 alertpanel_warning(_("Cannot print: the message doesn't "
1353                                      "contain text."));
1354
1355         gedit_print(
1356                 GTK_TEXT_VIEW(messageview->mimeview
1357                                 ->textview->text));
1358 #endif
1359 }
1360
1361 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1362 {
1363         MessageView *messageview = (MessageView *)data;
1364         messageview_destroy(messageview);
1365 }
1366
1367 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1368 {
1369         MessageView *messageview = (MessageView *)data;
1370         messageview_copy_clipboard(messageview);
1371 }
1372
1373 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1374 {
1375         MessageView *messageview = (MessageView *)data;
1376         messageview_select_all(messageview);
1377 }
1378
1379 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1380 {
1381         MessageView *messageview = (MessageView *)data;
1382         message_search(messageview);
1383 }
1384
1385 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1386 {
1387         MessageView *messageview = (MessageView *)data;
1388         const gchar *charset;
1389
1390         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1391                 charset = conv_get_charset_str((CharSet)action);
1392                 g_free(messageview->forced_charset);
1393                 messageview->forced_charset = g_strdup(charset);
1394                 procmime_force_charset(charset);
1395                 
1396                 messageview_show(messageview, messageview->msginfo, FALSE);
1397         }
1398 }
1399
1400 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1401 {
1402         MessageView *messageview = (MessageView *)data;
1403         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1404                 messageview->forced_encoding = (EncodingType)action;
1405
1406                 messageview_show(messageview, messageview->msginfo, FALSE);
1407                 
1408                 debug_print("forced encoding: %d\n", action);
1409         }
1410 }
1411
1412
1413 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1414 {
1415         MessageView *messageview = (MessageView *)data;
1416         SourceWindow *srcwin;
1417
1418         if (!messageview->msginfo) return;
1419
1420         srcwin = source_window_create();
1421         source_window_show_msg(srcwin, messageview->msginfo);
1422         source_window_show(srcwin);
1423 }
1424
1425 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1426 {
1427         MessageView *messageview = (MessageView *)data;
1428         MsgInfo *msginfo = messageview->msginfo;
1429
1430         messageview->all_headers = 
1431                         GTK_CHECK_MENU_ITEM(widget)->active;
1432         if (!msginfo) return;
1433         messageview->msginfo = NULL;
1434         messageview_show(messageview, msginfo,
1435                          GTK_CHECK_MENU_ITEM(widget)->active);
1436         procmsg_msginfo_free(msginfo);
1437         main_window_set_menu_sensitive(messageview->mainwin);
1438 }
1439
1440 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1441 {
1442         MessageView *messageview = (MessageView *)data;
1443         PrefsAccount *ac = NULL;
1444         FolderItem *item = NULL;
1445
1446         if (messageview->msginfo)
1447                 item = messageview->msginfo->folder;
1448
1449         if (item) {
1450                 ac = account_find_from_item(item);
1451                 if (ac && ac->protocol == A_NNTP &&
1452                     item->stype == F_NEWS) {
1453                         compose_new(ac, item->path, NULL);
1454                         return;
1455                 }
1456         }
1457
1458         compose_new(ac, NULL, NULL);
1459 }
1460
1461 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1462 {
1463         MessageView *messageview = (MessageView *)data;
1464         GSList *msginfo_list = NULL;
1465
1466         g_return_if_fail(messageview->msginfo);
1467
1468         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1469         compose_reply_from_messageview(messageview, msginfo_list, action);
1470         g_slist_free(msginfo_list);
1471 }
1472
1473 static void reedit_cb(gpointer data, guint action, GtkWidget *widget)
1474 {
1475         MessageView *messageview = (MessageView *)data;
1476         MsgInfo *msginfo;
1477
1478         if (!messageview->msginfo) return;
1479         msginfo = messageview->msginfo;
1480         if (!msginfo->folder) return;
1481         if (!folder_has_parent_of_type(msginfo->folder, F_DRAFT) &&
1482             !folder_has_parent_of_type(msginfo->folder, F_OUTBOX) &&
1483             !folder_has_parent_of_type(msginfo->folder, F_QUEUE)) 
1484                 return;
1485
1486         compose_reedit(msginfo);
1487 }
1488
1489 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1490 {
1491         addressbook_open(NULL);
1492 }
1493
1494 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1495 {
1496         MessageView *messageview = (MessageView *)data;
1497         MsgInfo *msginfo;
1498         gchar *from;
1499
1500         if (!messageview->msginfo) return;
1501         msginfo = messageview->msginfo;
1502         Xstrdup_a(from, msginfo->from, return);
1503         eliminate_address_comment(from);
1504         extract_address(from);
1505         addressbook_add_contact(msginfo->fromname, from, NULL);
1506 }
1507
1508 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1509 {
1510         MessageView *messageview = (MessageView *)data;
1511         FolderItem * item;
1512         
1513         if (!messageview->msginfo) return;
1514         
1515         item = messageview->msginfo->folder;
1516         summary_msginfo_filter_open(item,  messageview->msginfo,
1517                                     (PrefsFilterType)action, 0);
1518 }
1519
1520 static void create_processing_cb(gpointer data, guint action,
1521                                  GtkWidget *widget)
1522 {
1523         MessageView *messageview = (MessageView *)data;
1524         FolderItem * item;
1525         
1526         if (!messageview->msginfo) return;
1527         
1528         item = messageview->msginfo->folder;
1529         summary_msginfo_filter_open(item,  messageview->msginfo,
1530                                     (PrefsFilterType)action, 1);
1531 }
1532
1533 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1534 {
1535         about_show();
1536 }
1537
1538 static gboolean messageview_update_msg(gpointer source, gpointer data)
1539 {
1540         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1541         MessageView *messageview = (MessageView *)data;
1542
1543         if (messageview->msginfo != msginfo_update->msginfo)
1544                 return FALSE;
1545
1546         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1547                 messageview_clear(messageview);
1548                 messageview_update(messageview);
1549         }
1550
1551         return FALSE;
1552 }
1553
1554 void messageview_set_menu_sensitive(MessageView *messageview)
1555 {
1556         GtkItemFactory *ifactory;
1557         GtkWidget *menuitem;
1558
1559         if (!messageview || !messageview->new_window) 
1560                 return;
1561         /* do some smart things */
1562         if (!messageview->menubar) return;
1563         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1564         if (!ifactory) return;
1565         if (messageview->mainwin->type == SEPARATE_MESSAGE) {
1566                 menuitem = gtk_item_factory_get_widget(ifactory, "/View/Show all headers");
1567                 gtk_check_menu_item_set_active
1568                         (GTK_CHECK_MENU_ITEM(menuitem),
1569                          messageview->mimeview->textview->show_all_headers);
1570         }
1571 }