2006-02-01 [paul] 2.0.0cvs4
[claws.git] / src / messageview.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18  */
19
20 #include "defs.h"
21
22 #include <glib.h>
23 #include <glib/gi18n.h>
24 #include <gdk/gdkkeysyms.h>
25 #include <gtk/gtkvbox.h>
26 #include <gtk/gtkcontainer.h>
27 #include <gtk/gtkwindow.h>
28 #include <gtk/gtktext.h>
29 #include <gtk/gtkmenu.h>
30 #include <gtk/gtkmenuitem.h>
31 #include <stdio.h>
32 #include <ctype.h>
33 #include <string.h>
34
35 #include "main.h"
36 #include "messageview.h"
37 #include "message_search.h"
38 #include "headerview.h"
39 #include "summaryview.h"
40 #include "textview.h"
41 #include "mimeview.h"
42 #include "menu.h"
43 #include "about.h"
44 #include "filesel.h"
45 #include "sourcewindow.h"
46 #include "addressbook.h"
47 #include "alertpanel.h"
48 #include "inputdialog.h"
49 #include "manage_window.h"
50 #include "procmsg.h"
51 #include "procheader.h"
52 #include "procmime.h"
53 #include "account.h"
54 #include "action.h"
55 #include "prefs_common.h"
56 #include "prefs_account.h"
57 #include "gtkutils.h"
58 #include "utils.h"
59 #include "send_message.h"
60 #include "stock_pixmap.h"
61 #include "hooks.h"
62 #include "filtering.h"
63 #include "partial_download.h"
64 #include "gedit-print.h"
65 #include "inc.h"
66
67 static GList *messageview_list = NULL;
68
69 static gint messageview_delete_cb       (GtkWidget              *widget,
70                                          GdkEventAny            *event,
71                                          MessageView            *messageview);
72 static void messageview_size_allocate_cb(GtkWidget      *widget,
73                                          GtkAllocation  *allocation);
74 static gboolean key_pressed             (GtkWidget      *widget,
75                                          GdkEventKey    *event,
76                                          MessageView    *messageview);
77
78 static void return_receipt_show         (NoticeView     *noticeview, 
79                                          MsgInfo        *msginfo);      
80 static void return_receipt_send_clicked (NoticeView     *noticeview, 
81                                          MsgInfo        *msginfo);
82 static void partial_recv_show           (NoticeView     *noticeview, 
83                                          MsgInfo        *msginfo);      
84 static void partial_recv_dload_clicked  (NoticeView     *noticeview, 
85                                          MsgInfo        *msginfo);
86 static void partial_recv_del_clicked    (NoticeView     *noticeview, 
87                                          MsgInfo        *msginfo);
88 static void partial_recv_unmark_clicked (NoticeView     *noticeview, 
89                                          MsgInfo        *msginfo);
90 static void save_as_cb                  (gpointer        data,
91                                          guint           action,
92                                          GtkWidget      *widget);
93 static void print_cb                    (gpointer        data,
94                                          guint           action,
95                                          GtkWidget      *widget);
96 static void close_cb                    (gpointer        data,
97                                          guint           action,
98                                          GtkWidget      *widget);
99 static void copy_cb                     (gpointer        data,
100                                          guint           action,
101                                          GtkWidget      *widget);
102 static void allsel_cb                   (gpointer        data,
103                                          guint           action,
104                                          GtkWidget      *widget);
105 static void search_cb                   (gpointer        data,
106                                          guint           action,
107                                          GtkWidget      *widget);
108
109 static void set_charset_cb              (gpointer        data,
110                                          guint           action,
111                                          GtkWidget      *widget);
112 static void set_decode_cb               (gpointer        data,
113                                          guint           action,
114                                          GtkWidget      *widget);
115 static void view_source_cb              (gpointer        data,
116                                          guint           action,
117                                          GtkWidget      *widget);
118 static void show_all_header_cb          (gpointer        data,
119                                          guint           action,
120                                          GtkWidget      *widget);
121
122 static void compose_cb                  (gpointer        data,
123                                          guint           action,
124                                          GtkWidget      *widget);
125 static void reply_cb                    (gpointer        data,
126                                          guint           action,
127                                          GtkWidget      *widget);
128 static void reedit_cb                   (gpointer        data,
129                                          guint           action,
130                                          GtkWidget      *widget);
131
132 static PrefsAccount *select_account_from_list
133                                         (GList          *ac_list);
134 static void addressbook_open_cb         (gpointer        data,
135                                          guint           action,
136                                          GtkWidget      *widget);
137 static void add_address_cb              (gpointer        data,
138                                          guint           action,
139                                          GtkWidget      *widget);
140 static void create_filter_cb            (gpointer        data,
141                                          guint           action,
142                                          GtkWidget      *widget);
143 static void create_processing_cb        (gpointer        data,
144                                          guint           action,
145                                          GtkWidget      *widget);
146
147 static void about_cb                    (gpointer        data,
148                                          guint           action,
149                                          GtkWidget      *widget);
150 static void messageview_update          (MessageView *msgview);
151 static gboolean messageview_update_msg  (gpointer source, gpointer data);
152
153 static GList *msgview_list = NULL;
154 static GtkItemFactoryEntry msgview_entries[] =
155 {
156         {N_("/_File"),                  NULL, NULL, 0, "<Branch>"},
157         {N_("/_File/_Save as..."),      "<control>S", save_as_cb, 0, NULL},
158         {N_("/_File/_Print..."),        "<control>P", print_cb, 0, NULL},
159         {N_("/_File/---"),              NULL, NULL, 0, "<Separator>"},
160         {N_("/_File/_Close"),           "<control>W", close_cb, 0, NULL},
161
162         {N_("/_Edit"),                  NULL, NULL, 0, "<Branch>"},
163         {N_("/_Edit/_Copy"),            "<control>C", copy_cb, 0, NULL},
164         {N_("/_Edit/Select _all"),      "<control>A", allsel_cb, 0, NULL},
165         {N_("/_Edit/---"),              NULL, NULL, 0, "<Separator>"},
166         {N_("/_Edit/_Find in current message..."),
167                                         "<control>F", search_cb, 0, NULL},
168
169         {N_("/_View"),                  NULL, NULL, 0, "<Branch>"},
170
171 #define ENC_SEPARATOR \
172         {N_("/_View/Character _encoding/---"),  NULL, NULL, 0, "<Separator>"}
173 #define ENC_ACTION(action) \
174         NULL, set_charset_cb, action, "/View/Character encoding/Auto detect"
175
176         {N_("/_View/Character _encoding"),      NULL, NULL, 0, "<Branch>"},
177         {N_("/_View/Character _encoding/_Auto detect"),
178                                         NULL, set_charset_cb, C_AUTO, "<RadioItem>"},
179         ENC_SEPARATOR,
180         {N_("/_View/Character _encoding/7bit ascii (US-ASC_II)"),
181          ENC_ACTION(C_US_ASCII)},
182
183         {N_("/_View/Character _encoding/Unicode (_UTF-8)"),
184          ENC_ACTION(C_UTF_8)},
185         ENC_SEPARATOR,
186         {N_("/_View/Character _encoding/Western European (ISO-8859-_1)"),
187          ENC_ACTION(C_ISO_8859_1)},
188         {N_("/_View/Character _encoding/Western European (ISO-8859-15)"),
189          ENC_ACTION(C_ISO_8859_15)},
190         {N_("/_View/Character _encoding/Western European (Windows-1252)"),
191          ENC_ACTION(C_WINDOWS_1252)},
192         ENC_SEPARATOR,
193         {N_("/_View/Character _encoding/Central European (ISO-8859-_2)"),
194          ENC_ACTION(C_ISO_8859_2)},
195         ENC_SEPARATOR,
196         {N_("/_View/Character _encoding/_Baltic (ISO-8859-13)"),
197          ENC_ACTION(C_ISO_8859_13)},
198         {N_("/_View/Character _encoding/Baltic (ISO-8859-_4)"),
199          ENC_ACTION(C_ISO_8859_4)},
200         ENC_SEPARATOR,
201         {N_("/_View/Character _encoding/Greek (ISO-8859-_7)"),
202          ENC_ACTION(C_ISO_8859_7)},
203         ENC_SEPARATOR,
204         {N_("/_View/Character _encoding/Hebrew (ISO-8859-_8)"),
205          ENC_ACTION(C_ISO_8859_8)},
206         {N_("/_View/Character _encoding/Hebrew (Windows-1255)"),
207          ENC_ACTION(C_CP1255)},
208         ENC_SEPARATOR,
209         {N_("/_View/Character _encoding/Arabic (ISO-8859-_6)"),
210          ENC_ACTION(C_ISO_8859_6)},
211         {N_("/_View/Character _encoding/Arabic (Windows-1256)"),
212          ENC_ACTION(C_CP1256)},
213         ENC_SEPARATOR,
214         {N_("/_View/Character _encoding/Turkish (ISO-8859-_9)"),
215          ENC_ACTION(C_ISO_8859_9)},
216         ENC_SEPARATOR,
217         {N_("/_View/Character _encoding/Cyrillic (ISO-8859-_5)"),
218          ENC_ACTION(C_ISO_8859_5)},
219         {N_("/_View/Character _encoding/Cyrillic (KOI8-_R)"),
220          ENC_ACTION(C_KOI8_R)},
221         {N_("/_View/Character _encoding/Cyrillic (KOI8-U)"),
222          ENC_ACTION(C_KOI8_U)},
223         {N_("/_View/Character _encoding/Cyrillic (Windows-1251)"),
224          ENC_ACTION(C_CP1251)},
225         ENC_SEPARATOR,
226         {N_("/_View/Character _encoding/Japanese (ISO-2022-_JP)"),
227          ENC_ACTION(C_ISO_2022_JP)},
228         {N_("/_View/Character _encoding/Japanese (ISO-2022-JP-2)"),
229          ENC_ACTION(C_ISO_2022_JP_2)},
230         {N_("/_View/Character _encoding/Japanese (_EUC-JP)"),
231          ENC_ACTION(C_EUC_JP)},
232         {N_("/_View/Character _encoding/Japanese (_Shift__JIS)"),
233          ENC_ACTION(C_SHIFT_JIS)},
234         ENC_SEPARATOR,
235         {N_("/_View/Character _encoding/Simplified Chinese (_GB2312)"),
236          ENC_ACTION(C_GB2312)},
237         {N_("/_View/Character _encoding/Simplified Chinese (GBK)"),
238          ENC_ACTION(C_GBK)},
239         {N_("/_View/Character _encoding/Traditional Chinese (_Big5)"),
240          ENC_ACTION(C_BIG5)},
241         {N_("/_View/Character _encoding/Traditional Chinese (EUC-_TW)"),
242          ENC_ACTION(C_EUC_TW)},
243         {N_("/_View/Character _encoding/Chinese (ISO-2022-_CN)"),
244          ENC_ACTION(C_ISO_2022_CN)},
245         ENC_SEPARATOR,
246         {N_("/_View/Character _encoding/Korean (EUC-_KR)"),
247          ENC_ACTION(C_EUC_KR)},
248         {N_("/_View/Character _encoding/Korean (ISO-2022-KR)"),
249          ENC_ACTION(C_ISO_2022_KR)},
250         ENC_SEPARATOR,
251         {N_("/_View/Character _encoding/Thai (TIS-620)"),
252          ENC_ACTION(C_TIS_620)},
253         {N_("/_View/Character _encoding/Thai (Windows-874)"),
254          ENC_ACTION(C_WINDOWS_874)},
255
256 #undef ENC_SEPARATOR
257 #undef ENC_ACTION
258
259 #define DEC_SEPARATOR \
260         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"}
261 #define DEC_ACTION(action) \
262          NULL, set_decode_cb, action, "/View/Decode/Auto detect"
263         {N_("/_View/Decode"),           NULL, NULL, 0, "<Branch>"},
264         {N_("/_View/Decode/_Auto detect"),
265          NULL, set_decode_cb, 0, "<RadioItem>"},
266         {N_("/_View/Decode/---"),               NULL, NULL, 0, "<Separator>"},
267         {N_("/_View/Decode/_8bit"),             DEC_ACTION(ENC_8BIT)},
268         {N_("/_View/Decode/_Quoted printable"), DEC_ACTION(ENC_QUOTED_PRINTABLE)},
269         {N_("/_View/Decode/_Base64"),           DEC_ACTION(ENC_BASE64)},
270         {N_("/_View/Decode/_Uuencode"),         DEC_ACTION(ENC_X_UUENCODE)},
271
272 #undef DEC_SEPARATOR
273 #undef DEC_ACTION
274
275         {N_("/_View/---"),              NULL, NULL, 0, "<Separator>"},
276         {N_("/_View/Mess_age source"),  "<control>U", view_source_cb, 0, NULL},
277         {N_("/_View/Show all _headers"),"<control>H", show_all_header_cb, 0, "<ToggleItem>"},
278
279         {N_("/_Message"),               NULL, NULL, 0, "<Branch>"},
280         {N_("/_Message/Compose _new message"),
281                                         "<control>M", compose_cb, 0, NULL},
282         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
283         {N_("/_Message/_Reply"),        "<control>R", reply_cb, COMPOSE_REPLY, NULL},
284         {N_("/_Message/Repl_y to/_all"),
285                                         "<control><shift>R", reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
286         {N_("/_Message/Repl_y to/_sender"),
287                                         NULL, reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
288         {N_("/_Message/Repl_y to/mailing _list"),
289                                         "<control>L", reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
290         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
291         {N_("/_Message/_Forward"),      "<control><alt>F", reply_cb, COMPOSE_FORWARD_INLINE, NULL},
292         {N_("/_Message/For_ward as attachment"),
293                                         NULL, reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
294         {N_("/_Message/Redirec_t"),     NULL, reply_cb, COMPOSE_REDIRECT, NULL},
295         {N_("/_Message/---"),           NULL, NULL, 0, "<Separator>"},
296         {N_("/_Message/Re-_edit"),      NULL, reedit_cb, 0, NULL},
297
298         {N_("/_Tools"),                 NULL, NULL, 0, "<Branch>"},
299         {N_("/_Tools/_Address book"),   "<control><shift>A", addressbook_open_cb, 0, NULL},
300         {N_("/_Tools/Add sender to address boo_k"),
301                                         NULL, add_address_cb, 0, NULL},
302         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
303         {N_("/_Tools/_Create filter rule"),
304                                         NULL, NULL, 0, "<Branch>"},
305         {N_("/_Tools/_Create filter rule/_Automatically"),
306                                         NULL, create_filter_cb, FILTER_BY_AUTO, NULL},
307         {N_("/_Tools/_Create filter rule/by _From"),
308                                         NULL, create_filter_cb, FILTER_BY_FROM, NULL},
309         {N_("/_Tools/_Create filter rule/by _To"),
310                                         NULL, create_filter_cb, FILTER_BY_TO, NULL},
311         {N_("/_Tools/_Create filter rule/by _Subject"),
312                                         NULL, create_filter_cb, FILTER_BY_SUBJECT, NULL},
313         {N_("/_Tools/Create processing rule"),
314                                         NULL, NULL, 0, "<Branch>"},
315         {N_("/_Tools/Create processing rule/_Automatically"),
316                                         NULL, create_processing_cb, FILTER_BY_AUTO, NULL},
317         {N_("/_Tools/Create processing rule/by _From"),
318                                         NULL, create_processing_cb, FILTER_BY_FROM, NULL},
319         {N_("/_Tools/Create processing rule/by _To"),
320                                         NULL, create_processing_cb, FILTER_BY_TO, NULL},
321         {N_("/_Tools/Create processing rule/by _Subject"),
322                                         NULL, create_processing_cb, FILTER_BY_SUBJECT, NULL},
323         {N_("/_Tools/---"),             NULL, NULL, 0, "<Separator>"},
324         {N_("/_Tools/Actio_ns"),        NULL, NULL, 0, "<Branch>"},
325
326         {N_("/_Help"),                  NULL, NULL, 0, "<Branch>"},
327         {N_("/_Help/_About"),           NULL, about_cb, 0, NULL}
328 };
329
330 MessageView *messageview_create(MainWindow *mainwin)
331 {
332         MessageView *messageview;
333         GtkWidget *vbox;
334         HeaderView *headerview;
335         MimeView *mimeview;
336         NoticeView *noticeview;
337
338         debug_print("Creating message view...\n");
339         messageview = g_new0(MessageView, 1);
340
341         headerview = headerview_create();
342
343         noticeview = noticeview_create(mainwin);
344
345         mimeview = mimeview_create(mainwin);
346         mimeview->textview = textview_create();
347         mimeview->textview->messageview = messageview;
348         mimeview->messageview = messageview;
349
350         vbox = gtk_vbox_new(FALSE, 0);
351         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(headerview),
352                            FALSE, FALSE, 0);
353         gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET_PTR(noticeview),
354                            FALSE, FALSE, 0);
355         gtk_box_pack_start(GTK_BOX(vbox),
356                            GTK_WIDGET_PTR(mimeview), TRUE, TRUE, 0);
357         gtk_widget_show(vbox);
358
359         messageview->vbox        = vbox;
360         messageview->new_window  = FALSE;
361         messageview->window      = NULL;
362         messageview->headerview  = headerview;
363         messageview->mimeview    = mimeview;
364         messageview->noticeview = noticeview;
365         messageview->mainwin    = mainwin;
366
367         messageview->statusbar     = NULL;
368         messageview->statusbar_cid = 0;
369
370         messageview->msginfo_update_callback_id =
371                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, messageview_update_msg, (gpointer) messageview);
372
373         return messageview;
374 }
375
376 GList *messageview_get_msgview_list(void)
377 {
378         return msgview_list;
379 }
380
381 void messageview_update_actions_menu(MessageView *msgview)
382 {
383         GtkItemFactory *ifactory;
384
385         /* Messages opened in a new window do not have a menu bar */
386         if (msgview->menubar == NULL)
387                 return;
388         ifactory = gtk_item_factory_from_widget(msgview->menubar);
389         action_update_msgview_menu(ifactory, "/Tools/Actions", msgview);
390 }
391
392 void messageview_add_toolbar(MessageView *msgview, GtkWidget *window) 
393 {
394         GtkWidget *handlebox;
395         GtkWidget *vbox;
396         GtkWidget *menubar;
397         GtkWidget *statusbar;
398         guint n_menu_entries;
399
400         vbox = gtk_vbox_new(FALSE, 0);
401         gtk_widget_show(vbox);
402         gtk_container_add(GTK_CONTAINER(window), vbox); 
403
404         n_menu_entries = sizeof(msgview_entries) / sizeof(msgview_entries[0]);
405         menubar = menubar_create(window, msgview_entries,
406                                  n_menu_entries, "<MessageView>", msgview);
407         gtk_widget_show(menubar);
408         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, TRUE, 0);
409
410         if (prefs_common.toolbar_detachable) {
411                 handlebox = gtk_handle_box_new();
412         } else {
413                 handlebox = gtk_hbox_new(FALSE, 0);
414         }
415         gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
416         gtk_widget_realize(handlebox);
417         msgview->toolbar = toolbar_create(TOOLBAR_MSGVIEW, handlebox,
418                                           (gpointer)msgview);
419
420         statusbar = gtk_statusbar_new();
421         gtk_widget_show(statusbar);
422         gtk_box_pack_end(GTK_BOX(vbox), statusbar, FALSE, FALSE, 0);
423         msgview->statusbar = statusbar;
424         msgview->statusbar_cid = gtk_statusbar_get_context_id
425                 (GTK_STATUSBAR(statusbar), "Message View");
426
427         msgview->handlebox = handlebox;
428         msgview->menubar   = menubar;
429
430         gtk_container_add(GTK_CONTAINER(vbox),
431                           GTK_WIDGET_PTR(msgview));
432
433         messageview_update_actions_menu(msgview);
434
435         msgview_list = g_list_append(msgview_list, msgview);
436 }
437
438 MessageView *messageview_create_with_new_window(MainWindow *mainwin)
439 {
440         MessageView *msgview;
441         GtkWidget *window;
442         static GdkGeometry geometry;
443
444         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
445         gtk_window_set_title(GTK_WINDOW(window), _("Sylpheed - Message View"));
446         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
447
448         if (!geometry.min_height) {
449                 geometry.min_width = 320;
450                 geometry.min_height = 200;
451         }
452         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
453                                       GDK_HINT_MIN_SIZE);
454
455         gtk_widget_set_size_request(window, prefs_common.msgwin_width,
456                                     prefs_common.msgwin_height);
457
458         msgview = messageview_create(mainwin);
459
460         g_signal_connect(G_OBJECT(window), "size_allocate",
461                          G_CALLBACK(messageview_size_allocate_cb),
462                          msgview);
463         g_signal_connect(G_OBJECT(window), "delete_event",
464                          G_CALLBACK(messageview_delete_cb), msgview);
465         g_signal_connect(G_OBJECT(window), "key_press_event",
466                          G_CALLBACK(key_pressed), msgview);
467
468         messageview_add_toolbar(msgview, window);
469
470         gtk_widget_grab_focus(msgview->mimeview->textview->text);
471         gtk_widget_show(window);
472
473         msgview->new_window = TRUE;
474         msgview->window = window;
475         msgview->visible = TRUE;
476
477         toolbar_set_style(msgview->toolbar->toolbar, msgview->handlebox, 
478                           prefs_common.toolbar_style);
479         messageview_init(msgview);
480
481         return msgview;
482 }
483
484 void messageview_init(MessageView *messageview)
485 {
486         headerview_init(messageview->headerview);
487         mimeview_init(messageview->mimeview);
488         /*messageview_set_font(messageview);*/
489
490         noticeview_hide(messageview->noticeview);
491 }
492
493 static void notification_convert_header(gchar *dest, gint len, 
494                                         const gchar *src_,
495                                         gint header_len)
496 {
497         char *src;
498
499         g_return_if_fail(src_ != NULL);
500         g_return_if_fail(dest != NULL);
501
502         if (len < 1) return;
503
504         Xstrndup_a(src, src_, len, return);
505
506         remove_return(src);
507
508         if (is_ascii_str(src)) {
509                 strncpy2(dest, src, len);
510                 dest[len - 1] = '\0';
511                 return;
512         } else
513                 conv_encode_header(dest, len, src, header_len, FALSE);
514 }
515
516 static gint disposition_notification_send(MsgInfo *msginfo)
517 {
518         gchar buf[BUFFSIZE];
519         gchar tmp[MAXPATHLEN + 1];
520         FILE *fp;
521         GList *ac_list;
522         PrefsAccount *account = NULL;
523         gint ok;
524         gchar *to;
525         FolderItem *queue, *outbox;
526         gint num;
527         gchar *path;
528         gchar *addr;
529         gchar *addrp;
530
531         if ((!msginfo->returnreceiptto) && 
532             (!msginfo->dispositionnotificationto)) 
533                 return -1;
534
535         /* RFC2298: Test for Return-Path */
536         if (msginfo->dispositionnotificationto)
537                 to = msginfo->dispositionnotificationto;
538         else
539                 to = msginfo->returnreceiptto;
540
541         ok = procheader_get_header_from_msginfo(msginfo, buf, sizeof(buf),
542                                 "Return-Path:");
543         if (ok == 0) {
544                 gchar *to_addr = g_strdup(to);
545                 extract_address(to_addr);
546                 extract_address(buf);
547                 ok = strcmp(to_addr, buf);
548                 g_free(to_addr);
549         } else {
550                 strncpy(buf, _("<No Return-Path found>"), 
551                                 sizeof(buf));
552         }
553         
554         if (ok != 0) {
555                 AlertValue val;
556                 gchar *message;
557                 message = g_strdup_printf(
558                   _("The notification address to which the return receipt is\n"
559                     "to be sent does not correspond to the return path:\n"
560                     "Notification address: %s\n"
561                     "Return path: %s\n"
562                     "It is advised to not to send the return receipt."),
563                   to, buf);
564                 val = alertpanel_full(_("Warning"), message, _("_Send"),
565                                         _("+_Don't Send"), NULL, FALSE,
566                                         NULL, ALERT_WARNING, G_ALERTALTERNATE);
567                 g_free(message);                                
568                 if (val != G_ALERTDEFAULT)
569                         return -1;
570         }
571
572         ac_list = account_find_all_from_address(NULL, msginfo->to);
573         ac_list = account_find_all_from_address(ac_list, msginfo->cc);
574
575         if (ac_list == NULL) {
576                 AlertValue val = 
577                 alertpanel_full(_("Warning"),
578                   _("This message is asking for a return receipt notification\n"
579                     "but according to its 'To:' and 'CC:' headers it was not\n"
580                     "officially addressed to you.\n"
581                     "It is advised to not to send the return receipt."),
582                   _("_Send"), _("+_Don't Send"),NULL, FALSE,
583                   NULL, ALERT_WARNING, G_ALERTALTERNATE);
584                 if (val != G_ALERTDEFAULT)
585                         return -1;
586         }
587
588         if (g_list_length(ac_list) > 1) {
589                 if ((account = select_account_from_list(ac_list)) == NULL)
590                         return -1;
591         }
592         else if (ac_list != NULL)
593                 account = (PrefsAccount *) ac_list->data;
594         g_list_free(ac_list);
595
596         if (account == NULL)
597                 account = account_get_default();
598         if (!account || account->protocol == A_NNTP) {
599                 alertpanel_error(_("Account for sending mail is not specified.\n"
600                                    "Please select a mail account before sending."));
601                 return -1;
602         }
603
604         /* write to temporary file */
605         g_snprintf(tmp, sizeof(tmp), "%s%ctmpmsg%d",
606                    get_rc_dir(), G_DIR_SEPARATOR, (gint)msginfo);
607
608         if ((fp = g_fopen(tmp, "wb")) == NULL) {
609                 FILE_OP_ERROR(tmp, "fopen");
610                 return -1;
611         }
612
613         /* chmod for security */
614         if (change_file_mode_rw(fp, tmp) < 0) {
615                 FILE_OP_ERROR(tmp, "chmod");
616                 g_warning("can't change file mode\n");
617         }
618         
619         addr = g_strdup(to);
620         
621         extract_address(addr);
622         addrp = addr;
623         
624         /* write queue headers */
625         fprintf(fp, "AF:\n");
626         fprintf(fp, "NF:0\n");
627         fprintf(fp, "PS:10\n");
628         fprintf(fp, "SRH:1\n");
629         fprintf(fp, "SFN:\n");
630         fprintf(fp, "DSR:\n");
631         fprintf(fp, "MID:\n");
632         fprintf(fp, "CFG:\n");
633         fprintf(fp, "PT:0\n");
634         fprintf(fp, "S:%s\n", account->address);
635         fprintf(fp, "RQ:\n");
636         if (account->smtp_server)
637                 fprintf(fp, "SSV:%s\n", account->smtp_server);
638         else
639                 fprintf(fp, "SSV:\n");
640         fprintf(fp, "SSH:\n");
641         fprintf(fp, "R:<%s>\n", addrp);
642         
643         g_free(addrp);
644         
645         /* check whether we need to save the message */
646         outbox = account_get_special_folder(account, F_OUTBOX); 
647         if (folder_get_default_outbox() == outbox && !prefs_common.savemsg)
648                 outbox = NULL;
649         if (outbox) {
650                 path = folder_item_get_identifier(outbox);
651                 fprintf(fp, "SCF:%s\n", path);
652                 g_free(path);
653         }               
654
655         fprintf(fp, "\n");
656         
657         /* Date */
658         get_rfc822_date(buf, sizeof(buf));
659         fprintf(fp, "Date: %s\n", buf);
660
661         /* From */
662         if (account->name && *account->name) {
663                 notification_convert_header
664                         (buf, sizeof(buf), account->name,
665                          strlen("From: "));
666                 fprintf(fp, "From: %s <%s>\n", buf, account->address);
667         } else
668                 fprintf(fp, "From: %s\n", account->address);
669
670         fprintf(fp, "To: %s\n", to);
671
672         /* Subject */
673         notification_convert_header(buf, sizeof(buf), msginfo->subject,
674                                     strlen("Subject: "));
675         fprintf(fp, "Subject: Disposition notification: %s\n", buf);
676
677         /* Message ID */
678         generate_msgid(buf, sizeof(buf));
679         fprintf(fp, "Message-ID: <%s>\n", buf);
680
681         if (fclose(fp) == EOF) {
682                 FILE_OP_ERROR(tmp, "fclose");
683                 g_unlink(tmp);
684                 return -1;
685         }
686
687         /* put it in queue */
688         queue = account_get_special_folder(account, F_QUEUE);
689         if (!queue) queue = folder_get_default_queue();
690         if (!queue) {
691                 g_warning("can't find queue folder\n");
692                 g_unlink(tmp);
693                 return -1;
694         }
695         folder_item_scan(queue);
696         if ((num = folder_item_add_msg(queue, tmp, NULL, TRUE)) < 0) {
697                 g_warning("can't queue the message\n");
698                 g_unlink(tmp);
699                 return -1;
700         }
701                 
702         if (prefs_common.work_offline && !inc_offline_should_override())
703                 return 0;
704
705         /* send it */
706         path = folder_item_fetch_msg(queue, num);
707         ok = procmsg_send_message_queue(path);
708         g_free(path);
709         folder_item_remove_msg(queue, num);
710
711         return ok;
712 }
713
714 GList *messageview_get_window_list(void)
715 {
716         return messageview_list;
717 }
718
719 static gboolean find_encrypted_func(GNode *node, gpointer data)
720 {
721         MimeInfo *mimeinfo = (MimeInfo *) node->data;
722         MimeInfo **encinfo = (MimeInfo **) data;
723         
724         if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
725                 *encinfo = mimeinfo;
726                 return TRUE;
727         }
728         
729         return FALSE;
730 }
731
732 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
733 {
734         MimeInfo *encinfo = NULL;
735
736         g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
737                 find_encrypted_func, &encinfo);
738         
739         return encinfo;
740 }
741
742 gint messageview_show(MessageView *messageview, MsgInfo *msginfo,
743                       gboolean all_headers)
744 {
745         gchar *file;
746         MimeInfo *mimeinfo, *encinfo;
747         gchar *subject = NULL;
748         g_return_val_if_fail(msginfo != NULL, -1);
749
750         mimeinfo = procmime_scan_message(msginfo);
751         if (!mimeinfo) {
752                 textview_show_error(messageview->mimeview->textview);
753                 return -1;
754         }
755
756         while ((encinfo = find_encrypted_part(mimeinfo)) != NULL) {
757                 debug_print("decrypting message part\n");
758                 if (privacy_mimeinfo_decrypt(encinfo) < 0)
759                         break;
760         }
761         
762         file = procmsg_get_message_file_path(msginfo);
763         if (!file) {
764                 g_warning("can't get message file path.\n");
765                 procmime_mimeinfo_free_all(mimeinfo);
766                 textview_show_error(messageview->mimeview->textview);
767                 return -1;
768         }
769
770         if (messageview->msginfo != msginfo) {
771                 procmsg_msginfo_free(messageview->msginfo);
772                 messageview->msginfo = procmsg_msginfo_get_full_info(msginfo);
773                 if (!messageview->msginfo)
774                         messageview->msginfo = procmsg_msginfo_copy(msginfo);
775         }
776         headerview_show(messageview->headerview, messageview->msginfo);
777
778         textview_set_all_headers(messageview->mimeview->textview, 
779                         messageview->all_headers);
780
781         mimeview_show_message(messageview->mimeview, mimeinfo, file);
782         
783         if (messageview->window)
784                 gtk_window_set_title(GTK_WINDOW(messageview->window), 
785                                 _("Sylpheed-Claws - Message View"));
786         if (messageview->window && msginfo->subject) {
787                 subject = g_strdup(msginfo->subject);
788                 if (!g_utf8_validate(subject, -1, NULL)) {
789                         g_free(subject);
790                         subject = g_malloc(strlen(msginfo->subject)*2 +1);
791                         conv_localetodisp(subject, strlen(msginfo->subject)*2 +1, 
792                                 msginfo->subject);
793                 }
794                 if (g_utf8_validate(subject, -1, NULL))
795                         gtk_window_set_title(GTK_WINDOW(messageview->window), 
796                                 subject);
797                 g_free(subject);
798         }
799
800         messageview_set_position(messageview, 0);
801
802         if (messageview->msginfo->partial_recv)
803                 partial_recv_show(messageview->noticeview, 
804                                   messageview->msginfo);
805         else if ((messageview->msginfo->dispositionnotificationto || 
806              messageview->msginfo->returnreceiptto) &&
807             !MSG_IS_RETRCPT_SENT(messageview->msginfo->flags))
808                 return_receipt_show(messageview->noticeview, 
809                                     messageview->msginfo);
810         else 
811                 noticeview_hide(messageview->noticeview);
812
813         mimeinfo = procmime_mimeinfo_next(mimeinfo);
814         if (mimeinfo && (mimeinfo->type != MIMETYPE_TEXT || 
815             (strcmp(mimeinfo->subtype, "plain") &&
816              strcmp(mimeinfo->subtype, "html")))) {
817                 mimeview_show_part(messageview->mimeview,mimeinfo);
818         }
819
820         g_free(file);
821
822         return 0;
823 }
824
825 void messageview_reflect_prefs_pixmap_theme(void)
826 {
827         GList *cur;
828         MessageView *msgview;
829
830         for (cur = msgview_list; cur != NULL; cur = cur->next) {
831                 msgview = (MessageView*)cur->data;
832                 toolbar_update(TOOLBAR_MSGVIEW, msgview);
833                 mimeview_update(msgview->mimeview);
834         }
835 }
836
837 void messageview_clear(MessageView *messageview)
838 {
839         procmsg_msginfo_free(messageview->msginfo);
840         messageview->msginfo = NULL;
841         messageview->filtered = FALSE;
842         mimeview_clear(messageview->mimeview);
843         headerview_clear(messageview->headerview);
844         noticeview_hide(messageview->noticeview);
845 }
846
847 void messageview_destroy(MessageView *messageview)
848 {
849         debug_print("destroy messageview\n");
850         messageview_list = g_list_remove(messageview_list, messageview);
851
852         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
853                               messageview->msginfo_update_callback_id);
854
855         headerview_destroy(messageview->headerview);
856         mimeview_destroy(messageview->mimeview);
857         noticeview_destroy(messageview->noticeview);
858
859         procmsg_msginfo_free(messageview->msginfo);
860         toolbar_clear_list(TOOLBAR_MSGVIEW);
861         if (messageview->toolbar) {
862                 toolbar_destroy(messageview->toolbar);
863                 g_free(messageview->toolbar);
864         }
865         
866         msgview_list = g_list_remove(msgview_list, messageview); 
867
868         if (messageview->window)
869                 gtk_widget_destroy(messageview->window);
870         g_free(messageview);
871 }
872
873 void messageview_delete(MessageView *msgview)
874 {
875         MsgInfo *msginfo = NULL;
876         FolderItem *trash = NULL;
877         PrefsAccount *ac = NULL;
878
879         if (msgview->msginfo && msgview->mainwin && msgview->mainwin->summaryview)
880                 msginfo = summary_get_selected_msg(msgview->mainwin->summaryview);
881         
882         /* need a procmsg_msginfo_equal() */
883         if (msginfo && msgview->msginfo && 
884             msginfo->msgnum == msgview->msginfo->msgnum && 
885             msginfo->folder == msgview->msginfo->folder) {
886                 summary_delete_trash(msgview->mainwin->summaryview);
887         } else {                
888                 msginfo = msgview->msginfo;
889
890                 g_return_if_fail(msginfo != NULL);
891
892                 /* to get the trash folder, we have to choose either
893                  * the folder's or account's trash default - we prefer
894                  * the one in the account prefs */
895                 if (msginfo->folder) {
896                         if (NULL != (ac = account_find_from_item(msginfo->folder)))
897                                 trash = account_get_special_folder(ac, F_TRASH);
898                         if (!trash && msginfo->folder->folder)  
899                                 trash = msginfo->folder->folder->trash;
900                         /* if still not found, use the default */
901                         if (!trash) 
902                                 trash = folder_get_default_trash();
903                 }       
904
905                 g_return_if_fail(trash != NULL);
906
907                 if (prefs_common.immediate_exec)
908                         /* TODO: Delete from trash */
909                         folder_item_move_msg(trash, msginfo);
910                 else {
911                         procmsg_msginfo_set_to_folder(msginfo, trash);
912                         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
913                         /* NOTE: does not update to next message in summaryview */
914                 }
915         }               
916 }
917
918 /* 
919  * \brief update messageview with currently selected message in summaryview
920  *        leave unchanged if summaryview is empty
921  * \param pointer to MessageView
922  */     
923 static void messageview_update(MessageView *msgview)
924 {
925         SummaryView *summaryview = (SummaryView*)msgview->mainwin->summaryview;
926
927         g_return_if_fail(summaryview != NULL);
928         
929         if (summaryview->selected) {
930                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
931                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, 
932                                                       summaryview->selected);
933                 if (msginfo == NULL)
934                         return;
935
936                 messageview_show(msgview, msginfo, 
937                                  msgview->all_headers);
938         } 
939 }
940
941 void messageview_quote_color_set(void)
942 {
943 }
944
945 void messageview_set_font(MessageView *messageview)
946 {
947 }
948
949 TextView *messageview_get_current_textview(MessageView *messageview)
950 {
951         TextView *text = NULL;
952
953         text = messageview->mimeview->textview;
954
955         return text;
956 }
957
958 MimeInfo *messageview_get_selected_mime_part(MessageView *messageview)
959 {
960         return mimeview_get_selected_part(messageview->mimeview);
961 }
962
963 void messageview_copy_clipboard(MessageView *messageview)
964 {
965         TextView *text;
966
967         text = messageview_get_current_textview(messageview);
968         if (text) {
969                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
970                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
971                 GtkClipboard *clipboard
972                         = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
973
974                 gtk_text_buffer_copy_clipboard(buffer, clipboard);
975         }
976 }
977
978 void messageview_select_all(MessageView *messageview)
979 {
980         TextView *text;
981
982         text = messageview_get_current_textview(messageview);
983         if (text) {
984                 GtkTextView *textview = GTK_TEXT_VIEW(text->text);
985                 GtkTextBuffer *buffer;
986                 GtkTextIter start, end;
987
988                 buffer = gtk_text_view_get_buffer(textview);
989                 gtk_text_buffer_get_bounds(buffer, &start, &end);
990                 gtk_text_buffer_select_range(buffer, &start, &end);
991         }
992 }
993
994 void messageview_set_position(MessageView *messageview, gint pos)
995 {
996         TextView *text;
997
998         text = messageview_get_current_textview(messageview);
999         if (text)
1000                 textview_set_position(text, pos);
1001 }
1002
1003 gboolean messageview_search_string(MessageView *messageview, const gchar *str,
1004                                    gboolean case_sens)
1005 {
1006         TextView *text;
1007
1008         text = messageview_get_current_textview(messageview);
1009         if (text)
1010                 return textview_search_string(text, str, case_sens);
1011         return FALSE;
1012 }
1013
1014 gboolean messageview_search_string_backward(MessageView *messageview,
1015                                             const gchar *str,
1016                                             gboolean case_sens)
1017 {
1018         TextView *text;
1019
1020         text = messageview_get_current_textview(messageview);
1021         if (text)       
1022                 return textview_search_string_backward(text,
1023                                                        str, case_sens);
1024         return FALSE;
1025 }
1026
1027 gboolean messageview_is_visible(MessageView *messageview)
1028 {
1029         if (messageview == NULL)
1030                 return FALSE;
1031         return messageview->visible;
1032 }
1033
1034 void messageview_save_as(MessageView *messageview)
1035 {
1036         gchar *filename = NULL;
1037         MsgInfo *msginfo;
1038         gchar *src, *dest, *tmp;
1039
1040         if (!messageview->msginfo) return;
1041         msginfo = messageview->msginfo;
1042
1043         if (msginfo->subject) {
1044                 Xstrdup_a(filename, msginfo->subject, return);
1045                 subst_for_filename(filename);
1046         }
1047         dest = filesel_select_file_save(_("Save as"), filename);
1048         if (!dest) return;
1049         if (is_file_exist(dest)) {
1050                 AlertValue aval;
1051
1052                 aval = alertpanel(_("Overwrite"),
1053                                   _("Overwrite existing file?"),
1054                                   GTK_STOCK_CANCEL, GTK_STOCK_OK, NULL);
1055                 if (G_ALERTALTERNATE != aval) return;
1056         }
1057
1058         src = procmsg_get_message_file(msginfo);
1059         if (copy_file(src, dest, TRUE) < 0) {
1060                 tmp =  g_path_get_basename(dest);
1061                 alertpanel_error(_("Can't save the file '%s'."), tmp);
1062                 g_free(tmp);
1063         }
1064         g_free(dest);
1065         g_free(src);
1066 }
1067
1068 static gint messageview_delete_cb(GtkWidget *widget, GdkEventAny *event,
1069                                   MessageView *messageview)
1070 {
1071         messageview_destroy(messageview);
1072         return TRUE;
1073 }
1074
1075 static void messageview_size_allocate_cb(GtkWidget *widget,
1076                                          GtkAllocation *allocation)
1077 {
1078         g_return_if_fail(allocation != NULL);
1079
1080         prefs_common.msgwin_width  = allocation->width;
1081         prefs_common.msgwin_height = allocation->height;
1082 }
1083
1084 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1085                         MessageView *messageview)
1086 {
1087         if (event && event->keyval == GDK_Escape && messageview->window) {
1088                 messageview_destroy(messageview);
1089                 return TRUE;
1090         }
1091
1092         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0)
1093                 return FALSE;
1094
1095         g_signal_stop_emission_by_name(G_OBJECT(widget),
1096                                         "key_press_event");
1097         mimeview_pass_key_press_event(messageview->mimeview, event);
1098         return FALSE;
1099 }
1100
1101 void messageview_toggle_view_real(MessageView *messageview)
1102 {
1103         MainWindow *mainwin = messageview->mainwin;
1104         union CompositeWin *cwin = &mainwin->win;
1105         GtkWidget *vpaned = NULL;
1106         GtkWidget *container = NULL;
1107         GtkItemFactory *ifactory = gtk_item_factory_from_widget(mainwin->menubar);
1108         
1109         switch (mainwin->type) {
1110         case SEPARATE_NONE:
1111                 vpaned = cwin->sep_none.vpaned;
1112                 container = cwin->sep_none.hpaned;
1113                 break;
1114         case SEPARATE_FOLDER:
1115                 vpaned = cwin->sep_folder.vpaned;
1116                 container = mainwin->vbox_body;
1117                 break;
1118         case SEPARATE_MESSAGE:
1119         case SEPARATE_BOTH:
1120                 return;
1121         }
1122
1123         if (vpaned->parent != NULL) {
1124                 gtk_widget_ref(vpaned);
1125                 gtkut_container_remove(GTK_CONTAINER(container), vpaned);
1126                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), container);
1127                 menu_set_sensitive(ifactory, "/View/Expand Summary View", FALSE);
1128         } else {
1129                 gtk_widget_reparent(GTK_WIDGET_PTR(messageview), vpaned);
1130                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1131                 gtk_widget_unref(vpaned);
1132                 menu_set_sensitive(ifactory, "/View/Expand Summary View", TRUE);
1133                 gtk_widget_grab_focus(GTK_WIDGET(mainwin->summaryview->ctree));
1134         }
1135 }
1136
1137 static void return_receipt_show(NoticeView *noticeview, MsgInfo *msginfo)
1138 {
1139         if (msginfo->folder 
1140                 && (folder_has_parent_of_type(msginfo->folder, F_QUEUE)
1141                  || folder_has_parent_of_type(msginfo->folder, F_DRAFT)))
1142                 return;
1143
1144         noticeview_set_text(noticeview, _("This message asks for a return receipt."));
1145         noticeview_set_button_text(noticeview, _("Send receipt"));
1146         noticeview_set_button_press_callback(noticeview,
1147                                              G_CALLBACK(return_receipt_send_clicked),
1148                                              (gpointer) msginfo);
1149         noticeview_show(noticeview);
1150 }
1151
1152 static void return_receipt_send_clicked(NoticeView *noticeview, MsgInfo *msginfo)
1153 {
1154         MsgInfo *tmpmsginfo;
1155         gchar *file;
1156
1157         file = procmsg_get_message_file_path(msginfo);
1158         if (!file) {
1159                 g_warning("can't get message file path.\n");
1160                 return;
1161         }
1162
1163         tmpmsginfo = procheader_parse_file(file, msginfo->flags, TRUE, TRUE);
1164         tmpmsginfo->folder = msginfo->folder;
1165         tmpmsginfo->msgnum = msginfo->msgnum;
1166
1167         if (disposition_notification_send(tmpmsginfo) >= 0) {
1168                 procmsg_msginfo_set_flags(msginfo, MSG_RETRCPT_SENT, 0);
1169                 noticeview_hide(noticeview);
1170         }               
1171
1172         procmsg_msginfo_free(tmpmsginfo);
1173         g_free(file);
1174 }
1175
1176 static void partial_recv_show(NoticeView *noticeview, MsgInfo *msginfo)
1177 {
1178         gchar *text = NULL;
1179         gchar *button1 = NULL;
1180         gchar *button2 = NULL;
1181         void  *button1_cb = NULL;
1182         void  *button2_cb = NULL;
1183
1184         if (!partial_msg_in_uidl_list(msginfo)) {
1185                 text = g_strdup_printf(_("This message has been partially "
1186                                 "retrieved,\nand has been deleted from the "
1187                                 "server."));
1188         } else {
1189                 switch (msginfo->planned_download) {
1190                 case POP3_PARTIAL_DLOAD_UNKN:
1191                         text = g_strdup_printf(_("This message has been "
1192                                         "partially retrieved;\nit is %s."),
1193                                         to_human_readable(
1194                                                 (off_t)(msginfo->total_size)));
1195                         button1 = _("Mark for download");
1196                         button2 = _("Mark for deletion");
1197                         button1_cb = partial_recv_dload_clicked;
1198                         button2_cb = partial_recv_del_clicked;
1199                         break;
1200                 case POP3_PARTIAL_DLOAD_DLOAD:
1201                         text = g_strdup_printf(_("This message has been "
1202                                         "partially retrieved;\nit is %s and "
1203                                         "will be downloaded."),
1204                                         to_human_readable(
1205                                                 (off_t)(msginfo->total_size)));
1206                         button1 = _("Unmark");
1207                         button1_cb = partial_recv_unmark_clicked;
1208                         button2 = _("Mark for deletion");
1209                         button2_cb = partial_recv_del_clicked;
1210                         break;
1211                 case POP3_PARTIAL_DLOAD_DELE:
1212                         text = g_strdup_printf(_("This message has been "
1213                                         "partially retrieved;\nit is %s and "
1214                                         "will be deleted."),
1215                                         to_human_readable(
1216                                                 (off_t)(msginfo->total_size)));
1217                         button1 = _("Mark for download");
1218                         button1_cb = partial_recv_dload_clicked;
1219                         button2 = _("Unmark");
1220                         button2_cb = partial_recv_unmark_clicked;
1221                         break;
1222                 default:
1223                         return;
1224                 }
1225         }
1226         
1227         noticeview_set_text(noticeview, text);
1228         g_free(text);
1229         noticeview_set_button_text(noticeview, button1);
1230         noticeview_set_button_press_callback(noticeview,
1231                      G_CALLBACK(button1_cb), (gpointer) msginfo);
1232
1233         noticeview_set_2ndbutton_text(noticeview, button2);
1234         noticeview_set_2ndbutton_press_callback(noticeview,
1235                      G_CALLBACK(button2_cb), (gpointer) msginfo);
1236
1237         noticeview_show(noticeview);
1238 }
1239
1240 static void partial_recv_dload_clicked(NoticeView *noticeview, 
1241                                        MsgInfo *msginfo)
1242 {
1243         if (partial_mark_for_download(msginfo) == 0) {
1244                 partial_recv_show(noticeview, msginfo);
1245         }
1246 }
1247
1248 static void partial_recv_del_clicked(NoticeView *noticeview, 
1249                                        MsgInfo *msginfo)
1250 {
1251         if (partial_mark_for_delete(msginfo) == 0) {
1252                 partial_recv_show(noticeview, msginfo);
1253         }
1254 }
1255
1256 static void partial_recv_unmark_clicked(NoticeView *noticeview, 
1257                                        MsgInfo *msginfo)
1258 {
1259         if (partial_unmark(msginfo) == 0) {
1260                 partial_recv_show(noticeview, msginfo);
1261         }
1262 }
1263
1264 static void select_account_cb(GtkWidget *w, gpointer data)
1265 {
1266         *(gint*)data = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(w), MENU_VAL_ID));
1267 }
1268         
1269 static PrefsAccount *select_account_from_list(GList *ac_list)
1270 {
1271         GtkWidget *optmenu;
1272         GtkWidget *menu;
1273         gint account_id;
1274
1275         g_return_val_if_fail(ac_list != NULL, NULL);
1276         g_return_val_if_fail(ac_list->data != NULL, NULL);
1277         
1278         optmenu = gtk_option_menu_new();
1279         menu = gtkut_account_menu_new(ac_list, 
1280                         G_CALLBACK(select_account_cb), 
1281                         &account_id);
1282         if (!menu)
1283                 return NULL;
1284         gtk_option_menu_set_menu(GTK_OPTION_MENU(optmenu), menu);
1285         gtk_option_menu_set_history(GTK_OPTION_MENU(optmenu), 0);
1286         account_id = ((PrefsAccount *) ac_list->data)->account_id;
1287         if (alertpanel_with_widget(
1288                                 _("Return Receipt Notification"),
1289                                 _("The message was sent to several of your "
1290                                   "accounts.\n"
1291                                   "Please choose which account do you want to "
1292                                   "use for sending the receipt notification:"),
1293                                 _("_Send Notification"), _("+_Cancel"), NULL,
1294                                 optmenu) != G_ALERTDEFAULT)
1295                 return NULL;
1296         return account_find_from_id(account_id);
1297 }
1298
1299 /* 
1300  * \brief return selected messageview text, when nothing is 
1301  *        selected and message was filtered, return complete text
1302  *
1303  * \param  pointer to Messageview 
1304  *
1305  * \return pointer to text (needs to be free'd by calling func)
1306  */
1307 gchar *messageview_get_selection(MessageView *msgview)
1308 {
1309         TextView *textview;
1310         gchar *text = NULL;
1311         GtkTextView *edit = NULL;
1312         GtkTextBuffer *textbuf;
1313         gint body_pos = 0;
1314         
1315         g_return_val_if_fail(msgview != NULL, NULL);
1316
1317         textview = messageview_get_current_textview(msgview);
1318         g_return_val_if_fail(textview != NULL, NULL);
1319
1320         edit = GTK_TEXT_VIEW(textview->text);
1321         g_return_val_if_fail(edit != NULL, NULL);
1322         body_pos = textview->body_pos;
1323
1324         textbuf = gtk_text_view_get_buffer(edit);
1325
1326         if (gtk_text_buffer_get_selection_bounds(textbuf, NULL, NULL))
1327                 return gtkut_text_view_get_selection(edit);
1328         else if (msgview->filtered) {
1329                 GtkTextIter start_iter, end_iter;
1330                 gtk_text_buffer_get_iter_at_offset(textbuf, &start_iter, body_pos);
1331                 gtk_text_buffer_get_end_iter(textbuf, &end_iter);
1332                 gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter, FALSE);
1333         } else
1334                 text = NULL;
1335
1336         return text;
1337 }
1338
1339 static void save_as_cb(gpointer data, guint action, GtkWidget *widget)
1340 {
1341         MessageView *messageview = (MessageView *)data;
1342         messageview_save_as(messageview);
1343 }
1344
1345 static void print_cb(gpointer data, guint action, GtkWidget *widget)
1346 {
1347         MessageView *messageview = (MessageView *)data;
1348 #ifndef USE_GNOMEPRINT
1349         gchar *cmdline = NULL;
1350         gchar *p;
1351 #endif
1352
1353         if (!messageview->msginfo) return;
1354 #ifndef USE_GNOMEPRINT
1355         cmdline = input_dialog(_("Print"),
1356                                _("Enter the print command line:\n"
1357                                  "('%s' will be replaced with file name)"),
1358                                prefs_common.print_cmd);
1359         if (!cmdline) return;
1360         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
1361             strchr(p + 2, '%')) {
1362                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
1363                                  cmdline);
1364                 g_free(cmdline);
1365                 return;
1366         }
1367         procmsg_print_message(messageview->msginfo, cmdline);
1368         g_free(cmdline);
1369 #else
1370         if (!messageview->mimeview 
1371         ||  !messageview->mimeview->textview
1372         ||  !messageview->mimeview->textview->text)
1373                 alertpanel_warning(_("Cannot print: the message doesn't "
1374                                      "contain text."));
1375
1376         gedit_print(
1377                 GTK_TEXT_VIEW(messageview->mimeview
1378                                 ->textview->text));
1379 #endif
1380 }
1381
1382 static void close_cb(gpointer data, guint action, GtkWidget *widget)
1383 {
1384         MessageView *messageview = (MessageView *)data;
1385         messageview_destroy(messageview);
1386 }
1387
1388 static void copy_cb(gpointer data, guint action, GtkWidget *widget)
1389 {
1390         MessageView *messageview = (MessageView *)data;
1391         messageview_copy_clipboard(messageview);
1392 }
1393
1394 static void allsel_cb(gpointer data, guint action, GtkWidget *widget)
1395 {
1396         MessageView *messageview = (MessageView *)data;
1397         messageview_select_all(messageview);
1398 }
1399
1400 static void search_cb(gpointer data, guint action, GtkWidget *widget)
1401 {
1402         MessageView *messageview = (MessageView *)data;
1403         message_search(messageview);
1404 }
1405
1406 static void set_charset_cb(gpointer data, guint action, GtkWidget *widget)
1407 {
1408         MessageView *messageview = (MessageView *)data;
1409         const gchar *charset;
1410
1411         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1412                 charset = conv_get_charset_str((CharSet)action);
1413                 g_free(messageview->forced_charset);
1414                 messageview->forced_charset = g_strdup(charset);
1415                 procmime_force_charset(charset);
1416                 
1417                 messageview_show(messageview, messageview->msginfo, FALSE);
1418         }
1419 }
1420
1421 static void set_decode_cb(gpointer data, guint action, GtkWidget *widget)
1422 {
1423         MessageView *messageview = (MessageView *)data;
1424         if (GTK_CHECK_MENU_ITEM(widget)->active) {
1425                 messageview->forced_encoding = (EncodingType)action;
1426
1427                 messageview_show(messageview, messageview->msginfo, FALSE);
1428                 
1429                 debug_print("forced encoding: %d\n", action);
1430         }
1431 }
1432
1433
1434 static void view_source_cb(gpointer data, guint action, GtkWidget *widget)
1435 {
1436         MessageView *messageview = (MessageView *)data;
1437         SourceWindow *srcwin;
1438
1439         if (!messageview->msginfo) return;
1440
1441         srcwin = source_window_create();
1442         source_window_show_msg(srcwin, messageview->msginfo);
1443         source_window_show(srcwin);
1444 }
1445
1446 static void show_all_header_cb(gpointer data, guint action, GtkWidget *widget)
1447 {
1448         MessageView *messageview = (MessageView *)data;
1449         MsgInfo *msginfo = messageview->msginfo;
1450
1451         messageview->all_headers = 
1452                         GTK_CHECK_MENU_ITEM(widget)->active;
1453         if (!msginfo) return;
1454         messageview->msginfo = NULL;
1455         messageview_show(messageview, msginfo,
1456                          GTK_CHECK_MENU_ITEM(widget)->active);
1457         procmsg_msginfo_free(msginfo);
1458         main_window_set_menu_sensitive(messageview->mainwin);
1459 }
1460
1461 static void compose_cb(gpointer data, guint action, GtkWidget *widget)
1462 {
1463         MessageView *messageview = (MessageView *)data;
1464         PrefsAccount *ac = NULL;
1465         FolderItem *item = NULL;
1466
1467         if (messageview->msginfo)
1468                 item = messageview->msginfo->folder;
1469
1470         if (item) {
1471                 ac = account_find_from_item(item);
1472                 if (ac && ac->protocol == A_NNTP &&
1473                     item->stype == F_NEWS) {
1474                         compose_new(ac, item->path, NULL);
1475                         return;
1476                 }
1477         }
1478
1479         compose_new(ac, NULL, NULL);
1480 }
1481
1482 static void reply_cb(gpointer data, guint action, GtkWidget *widget)
1483 {
1484         MessageView *messageview = (MessageView *)data;
1485         GSList *msginfo_list = NULL;
1486
1487         g_return_if_fail(messageview->msginfo);
1488
1489         msginfo_list = g_slist_append(msginfo_list, messageview->msginfo);
1490         compose_reply_from_messageview(messageview, msginfo_list, action);
1491         g_slist_free(msginfo_list);
1492 }
1493
1494 static void reedit_cb(gpointer data, guint action, GtkWidget *widget)
1495 {
1496         MessageView *messageview = (MessageView *)data;
1497         MsgInfo *msginfo;
1498
1499         if (!messageview->msginfo) return;
1500         msginfo = messageview->msginfo;
1501         if (!msginfo->folder) return;
1502         if (!folder_has_parent_of_type(msginfo->folder, F_DRAFT) &&
1503             !folder_has_parent_of_type(msginfo->folder, F_OUTBOX) &&
1504             !folder_has_parent_of_type(msginfo->folder, F_QUEUE)) 
1505                 return;
1506
1507         compose_reedit(msginfo);
1508 }
1509
1510 static void addressbook_open_cb(gpointer data, guint action, GtkWidget *widget)
1511 {
1512         addressbook_open(NULL);
1513 }
1514
1515 static void add_address_cb(gpointer data, guint action, GtkWidget *widget)
1516 {
1517         MessageView *messageview = (MessageView *)data;
1518         MsgInfo *msginfo;
1519         gchar *from;
1520
1521         if (!messageview->msginfo) return;
1522         msginfo = messageview->msginfo;
1523         Xstrdup_a(from, msginfo->from, return);
1524         eliminate_address_comment(from);
1525         extract_address(from);
1526         addressbook_add_contact(msginfo->fromname, from, NULL);
1527 }
1528
1529 static void create_filter_cb(gpointer data, guint action, GtkWidget *widget)
1530 {
1531         MessageView *messageview = (MessageView *)data;
1532         FolderItem * item;
1533         
1534         if (!messageview->msginfo) return;
1535         
1536         item = messageview->msginfo->folder;
1537         summary_msginfo_filter_open(item,  messageview->msginfo,
1538                                     (PrefsFilterType)action, 0);
1539 }
1540
1541 static void create_processing_cb(gpointer data, guint action,
1542                                  GtkWidget *widget)
1543 {
1544         MessageView *messageview = (MessageView *)data;
1545         FolderItem * item;
1546         
1547         if (!messageview->msginfo) return;
1548         
1549         item = messageview->msginfo->folder;
1550         summary_msginfo_filter_open(item,  messageview->msginfo,
1551                                     (PrefsFilterType)action, 1);
1552 }
1553
1554 static void about_cb(gpointer data, guint action, GtkWidget *widget)
1555 {
1556         about_show();
1557 }
1558
1559 static gboolean messageview_update_msg(gpointer source, gpointer data)
1560 {
1561         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
1562         MessageView *messageview = (MessageView *)data;
1563
1564         if (messageview->msginfo != msginfo_update->msginfo)
1565                 return FALSE;
1566
1567         if (msginfo_update->flags & MSGINFO_UPDATE_DELETED) {
1568                 messageview_clear(messageview);
1569                 messageview_update(messageview);
1570         }
1571
1572         return FALSE;
1573 }
1574
1575 void messageview_set_menu_sensitive(MessageView *messageview)
1576 {
1577         GtkItemFactory *ifactory;
1578         GtkWidget *menuitem;
1579
1580         if (!messageview || !messageview->new_window) 
1581                 return;
1582         /* do some smart things */
1583         if (!messageview->menubar) return;
1584         ifactory = gtk_item_factory_from_widget(messageview->menubar);
1585         if (!ifactory) return;
1586         if (messageview->mainwin->type == SEPARATE_MESSAGE) {
1587                 menuitem = gtk_item_factory_get_widget(ifactory, "/View/Show all headers");
1588                 gtk_check_menu_item_set_active
1589                         (GTK_CHECK_MENU_ITEM(menuitem),
1590                          messageview->mimeview->textview->show_all_headers);
1591         }
1592 }