* fix some memory leaks (valgrind helps)
[modest] / src / maemo / modest-msg-view-window.c
1 /* Copyright (c) 2006, Nokia Corporation
2  * All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *
8  * * Redistributions of source code must retain the above copyright
9  *   notice, this list of conditions and the following disclaimer.
10  * * Redistributions in binary form must reproduce the above copyright
11  *   notice, this list of conditions and the following disclaimer in the
12  *   documentation and/or other materials provided with the distribution.
13  * * Neither the name of the Nokia Corporation nor the names of its
14  *   contributors may be used to endorse or promote products derived from
15  *   this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 #include <glib/gi18n.h>
30 #include <string.h>
31 #include <tny-account-store.h>
32 #include <tny-simple-list.h>
33 #include <tny-msg.h>
34 #include <tny-mime-part.h>
35 #include <tny-vfs-stream.h>
36 #include "modest-platform.h"
37 #include <modest-maemo-utils.h>
38 #include <modest-tny-msg.h>
39 #include <modest-msg-view-window.h>
40 #include <modest-attachments-view.h>
41 #include <modest-main-window-ui.h>
42 #include "modest-msg-view-window-ui-dimming.h"
43 #include <modest-widget-memory.h>
44 #include <modest-runtime.h>
45 #include <modest-window-priv.h>
46 #include <modest-tny-folder.h>
47 #include <modest-text-utils.h>
48 #include <modest-account-mgr-helpers.h>
49 #include "modest-progress-bar-widget.h"
50 #include "modest-defs.h"
51 #include "modest-hildon-includes.h"
52 #include <gtkhtml/gtkhtml-search.h>
53 #include "modest-ui-dimming-manager.h"
54 #include <gdk/gdkkeysyms.h>
55
56 #define DEFAULT_FOLDER "MyDocs/.documents"
57
58 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
59 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
60 static void  modest_msg_view_window_finalize     (GObject *obj);
61 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
62                                                          gpointer data);
63 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
64                                                         ModestMsgViewWindow *obj);
65 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
66                                                         ModestMsgViewWindow *obj);
67
68 static void  modest_msg_view_window_set_zoom (ModestWindow *window,
69                                               gdouble zoom);
70 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
71 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
72 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
73 static gboolean modest_msg_view_window_key_release_event (GtkWidget *window,
74                                                           GdkEventKey *event,
75                                                           gpointer userdata);
76 static gboolean modest_msg_view_window_window_state_event (GtkWidget *widget, 
77                                                            GdkEventWindowState *event, 
78                                                            gpointer userdata);
79 static void modest_msg_view_window_scroll_up (ModestWindow *window);
80 static void modest_msg_view_window_scroll_down (ModestWindow *window);
81 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
82
83 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
84                                                    gboolean show_toolbar);
85
86 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
87                                                            GdkEvent *event,
88                                                            ModestMsgViewWindow *window);
89
90 static void cancel_progressbar (GtkToolButton *toolbutton,
91                                 ModestMsgViewWindow *self);
92
93 static void         on_queue_changed                     (ModestMailOperationQueue *queue,
94                                                           ModestMailOperation *mail_op,
95                                                           ModestMailOperationQueueNotification type,
96                                                           ModestMsgViewWindow *self);
97
98 static void view_msg_cb (ModestMailOperation *mail_op, TnyHeader *header, TnyMsg *msg, gpointer user_data);
99
100 static void set_toolbar_mode (ModestMsgViewWindow *self, 
101                               ModestToolBarModes mode);
102
103 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self); 
104
105
106 static void update_window_title (ModestMsgViewWindow *window);
107
108
109 /* list my signals */
110 enum {
111         /* MY_SIGNAL_1, */
112         /* MY_SIGNAL_2, */
113         LAST_SIGNAL
114 };
115
116 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
117         { "FindInMessage",    GTK_STOCK_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
118         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
119 };
120
121 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
122         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
123         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
124         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
125         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
126         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
127         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
128 };
129
130 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
131 struct _ModestMsgViewWindowPrivate {
132
133         GtkWidget   *msg_view;
134         GtkWidget   *main_scroll;
135         GtkWidget   *find_toolbar;
136         gchar       *last_search;
137
138         /* Progress observers */
139         GtkWidget        *progress_bar;
140         GSList           *progress_widgets;
141
142         /* Tollbar items */
143         GtkWidget   *progress_toolitem;
144         GtkWidget   *cancel_toolitem;
145         GtkWidget   *prev_toolitem;
146         GtkWidget   *next_toolitem;
147         ModestToolBarModes current_toolbar_mode;
148
149         /* Optimized view enabled */
150         gboolean optimized_view;
151
152         GtkTreeModel *header_model;
153         GtkTreeRowReference *row_reference;
154
155         guint clipboard_change_handler;
156         guint queue_change_handler;
157
158         guint progress_bar_timeout;
159
160         gchar *msg_uid;
161 };
162
163 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
164                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
165                                                     ModestMsgViewWindowPrivate))
166 /* globals */
167 static GtkWindowClass *parent_class = NULL;
168
169 /* uncomment the following if you have defined any signals */
170 /* static guint signals[LAST_SIGNAL] = {0}; */
171
172 GType
173 modest_msg_view_window_get_type (void)
174 {
175         static GType my_type = 0;
176         if (!my_type) {
177                 static const GTypeInfo my_info = {
178                         sizeof(ModestMsgViewWindowClass),
179                         NULL,           /* base init */
180                         NULL,           /* base finalize */
181                         (GClassInitFunc) modest_msg_view_window_class_init,
182                         NULL,           /* class finalize */
183                         NULL,           /* class data */
184                         sizeof(ModestMsgViewWindow),
185                         1,              /* n_preallocs */
186                         (GInstanceInitFunc) modest_msg_view_window_init,
187                         NULL
188                 };
189                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
190                                                   "ModestMsgViewWindow",
191                                                   &my_info, 0);
192         }
193         return my_type;
194 }
195
196 static void
197 save_state (ModestWindow *self)
198 {
199         modest_widget_memory_save (modest_runtime_get_conf (),
200                                    G_OBJECT(self), 
201                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
202 }
203
204
205 static void
206 restore_settings (ModestMsgViewWindow *self)
207 {
208         modest_widget_memory_restore (modest_runtime_get_conf (),
209                                       G_OBJECT(self), 
210                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
211 }
212
213 static void
214 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
215 {
216         GObjectClass *gobject_class;
217         ModestWindowClass *modest_window_class;
218         gobject_class = (GObjectClass*) klass;
219         modest_window_class = (ModestWindowClass *) klass;
220
221         parent_class            = g_type_class_peek_parent (klass);
222         gobject_class->finalize = modest_msg_view_window_finalize;
223
224         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
225         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
226         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
227         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
228         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
229
230         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
231
232         modest_window_class->save_state_func = save_state;
233 }
234
235 static void
236 modest_msg_view_window_init (ModestMsgViewWindow *obj)
237 {
238         ModestMsgViewWindowPrivate *priv;
239         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
240
241         priv->msg_view      = NULL;
242         priv->header_model  = NULL;
243         priv->clipboard_change_handler = 0;
244         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
245
246         priv->optimized_view  = FALSE;
247         priv->progress_bar_timeout = 0;
248         priv->msg_uid = NULL;
249 }
250
251
252 static gboolean
253 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
254 {
255         ModestMsgViewWindowPrivate *priv = NULL;
256         
257         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
258
259         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
260
261         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
262         
263         if (priv->progress_bar_timeout > 0) {
264                 g_source_remove (priv->progress_bar_timeout);
265                 priv->progress_bar_timeout = 0;
266         }
267         
268         return FALSE;
269 }
270
271 static void 
272 set_toolbar_mode (ModestMsgViewWindow *self, 
273                   ModestToolBarModes mode)
274 {
275         ModestWindowPrivate *parent_priv;
276         ModestMsgViewWindowPrivate *priv;
277 /*      GtkWidget *widget = NULL; */
278
279         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
280
281         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
282         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
283                         
284         /* Sets current toolbar mode */
285         priv->current_toolbar_mode = mode;
286
287         /* Update toolbar dimming state */
288         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
289
290         switch (mode) {
291         case TOOLBAR_MODE_NORMAL:               
292 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
293 /*              gtk_action_set_sensitive (widget, TRUE); */
294 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
295 /*              gtk_action_set_sensitive (widget, TRUE); */
296 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
297 /*              gtk_action_set_sensitive (widget, TRUE); */
298 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
299 /*              gtk_action_set_sensitive (widget, TRUE); */
300
301                 if (priv->prev_toolitem)
302                         gtk_widget_show (priv->prev_toolitem);
303                 
304                 if (priv->next_toolitem)
305                         gtk_widget_show (priv->next_toolitem);
306                         
307                 if (priv->progress_toolitem)
308                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
309                 if (priv->progress_bar)
310                         gtk_widget_hide (priv->progress_bar);
311                         
312                 if (priv->cancel_toolitem)
313                         gtk_widget_hide (priv->cancel_toolitem);
314
315                 /* Hide toolbar if optimized view is enabled */
316                 if (priv->optimized_view) {
317                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
318                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
319                 }
320
321                 break;
322         case TOOLBAR_MODE_TRANSFER:
323 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
324 /*              gtk_action_set_sensitive (widget, FALSE); */
325 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
326 /*              gtk_action_set_sensitive (widget, FALSE); */
327 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
328 /*              gtk_action_set_sensitive (widget, FALSE); */
329 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
330 /*              gtk_action_set_sensitive (widget, FALSE); */
331
332                 if (priv->prev_toolitem)
333                         gtk_widget_hide (priv->prev_toolitem);
334                 
335                 if (priv->next_toolitem)
336                         gtk_widget_hide (priv->next_toolitem);
337                 
338                 if (priv->progress_toolitem)
339                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
340                 if (priv->progress_bar)
341                         gtk_widget_show (priv->progress_bar);
342                         
343                 if (priv->cancel_toolitem)
344                         gtk_widget_show (priv->cancel_toolitem);
345
346                 /* Show toolbar if it's hiden (optimized view ) */
347                 if (priv->optimized_view) {
348                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
349                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
350                 }
351
352                 break;
353         default:
354                 g_return_if_reached ();
355         }
356
357 }
358
359
360 static GtkWidget *
361 menubar_to_menu (GtkUIManager *ui_manager)
362 {
363         GtkWidget *main_menu;
364         GtkWidget *menubar;
365         GList *iter;
366
367         /* Create new main menu */
368         main_menu = gtk_menu_new();
369
370         /* Get the menubar from the UI manager */
371         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
372
373         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
374         while (iter) {
375                 GtkWidget *menu;
376
377                 menu = GTK_WIDGET (iter->data);
378                 gtk_widget_reparent(menu, main_menu);
379
380                 iter = g_list_next (iter);
381         }
382         return main_menu;
383 }
384
385 static void
386 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
387 {
388         GtkWidget *main_vbox;
389         ModestMsgViewWindowPrivate *priv;
390         ModestWindowPrivate *parent_priv;
391         
392         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
393         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
394
395         priv->msg_view = modest_msg_view_new (msg);
396         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
397         main_vbox = gtk_vbox_new  (FALSE, 6);
398
399         /* Menubar */
400         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
401         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
402         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
403
404         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
405         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
406         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
407
408         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
409         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
410         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
411
412         priv->find_toolbar = hildon_find_toolbar_new (NULL);
413         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
414         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
415         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
416         
417         priv->clipboard_change_handler = g_signal_connect (G_OBJECT (gtk_clipboard_get (GDK_SELECTION_PRIMARY)), "owner-change", G_CALLBACK (modest_msg_view_window_clipboard_owner_change), obj);
418         gtk_widget_show_all (GTK_WIDGET(main_vbox));
419         gtk_box_pack_end (GTK_BOX (main_vbox), priv->find_toolbar, FALSE, FALSE, 0);
420
421 }       
422
423
424 static void
425 modest_msg_view_window_finalize (GObject *obj)
426 {
427         ModestMsgViewWindowPrivate *priv;
428
429         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
430         if (priv->clipboard_change_handler > 0) {
431                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
432                 priv->clipboard_change_handler = 0;
433         }
434         if (priv->queue_change_handler > 0) {
435                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
436                 priv->queue_change_handler = 0;
437         }
438         if (priv->header_model != NULL) {
439                 g_object_unref (priv->header_model);
440                 priv->header_model = NULL;
441         }
442
443         /* disconnet operations queue observer */
444         
445         if (priv->progress_bar_timeout > 0) {
446                 g_source_remove (priv->progress_bar_timeout);
447                 priv->progress_bar_timeout = 0;
448         }
449
450         if (priv->row_reference) {
451                 gtk_tree_row_reference_free (priv->row_reference);
452                 priv->row_reference = NULL;
453         }
454
455         if (priv->msg_uid) {
456                 g_free (priv->msg_uid);
457                 priv->msg_uid = NULL;
458         }
459
460         G_OBJECT_CLASS(parent_class)->finalize (obj);
461 }
462
463
464
465 static gboolean
466 on_delete_event (GtkWidget *widget, GdkEvent *event, ModestMsgViewWindow *self)
467 {
468         modest_window_save_state (MODEST_WINDOW (self));
469         return FALSE;
470 }
471
472 ModestWindow *
473 modest_msg_view_window_new_with_header_model (TnyMsg *msg, 
474                                               const gchar *account_name,
475                                               const gchar *msg_uid,
476                                               GtkTreeModel *model, 
477                                               GtkTreeRowReference *row_reference)
478 {
479         ModestMsgViewWindow *window = NULL;
480         ModestMsgViewWindowPrivate *priv = NULL;
481
482         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, account_name, msg_uid));
483         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
484
485         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
486
487         g_object_ref (model);
488         priv->header_model = model;
489         priv->row_reference = gtk_tree_row_reference_copy (row_reference);
490
491         modest_msg_view_window_update_priority (window);
492
493         /* Check toolbar dimming rules */
494         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
495
496         return MODEST_WINDOW(window);
497 }
498
499
500 ModestWindow *
501 modest_msg_view_window_new (TnyMsg *msg, 
502                             const gchar *account_name,
503                             const gchar *msg_uid)
504 {
505         ModestMsgViewWindow *self = NULL;
506         GObject *obj = NULL;
507         ModestMsgViewWindowPrivate *priv = NULL;
508         ModestWindowPrivate *parent_priv = NULL;
509         ModestDimmingRulesGroup *menu_rules_group = NULL;
510         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
511         GtkActionGroup *action_group = NULL;
512         GError *error = NULL;
513
514         g_return_val_if_fail (msg, NULL);
515         
516         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
517         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
518         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
519         self = MODEST_MSG_VIEW_WINDOW (obj);
520
521         priv->msg_uid = g_strdup (msg_uid);
522
523         parent_priv->ui_manager = gtk_ui_manager_new();
524         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
525
526         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
527         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
528
529         menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules");
530         toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules");
531
532         /* Add common actions */
533         gtk_action_group_add_actions (action_group,
534                                       modest_action_entries,
535                                       G_N_ELEMENTS (modest_action_entries),
536                                       obj);
537         gtk_action_group_add_toggle_actions (action_group,
538                                              modest_toggle_action_entries,
539                                              G_N_ELEMENTS (modest_toggle_action_entries),
540                                              obj);
541         gtk_action_group_add_toggle_actions (action_group,
542                                              msg_view_toggle_action_entries,
543                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
544                                              obj);
545         gtk_action_group_add_radio_actions (action_group,
546                                             msg_view_zoom_action_entries,
547                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
548                                             100,
549                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
550                                             obj);
551
552         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
553         g_object_unref (action_group);
554
555         /* Load the UI definition */
556         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
557                                          &error);
558         if (error) {
559                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
560                 g_error_free (error);
561                 error = NULL;
562         }
563         /* ****** */
564
565         /* Add common dimming rules */
566         modest_dimming_rules_group_add_rules (menu_rules_group, 
567                                               modest_msg_view_menu_dimming_entries,
568                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
569                                               self);
570         modest_dimming_rules_group_add_rules (toolbar_rules_group, 
571                                               modest_msg_view_toolbar_dimming_entries,
572                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
573                                               self);
574
575         /* Insert dimming rules group for this window */
576         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
577         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
578         g_object_unref (menu_rules_group);
579         g_object_unref (toolbar_rules_group);
580
581         /* Add accelerators */
582         gtk_window_add_accel_group (GTK_WINDOW (obj), 
583                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
584         
585         /* Init window */
586         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
587         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
588         
589         g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj);
590
591         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
592                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
593         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
594                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
595         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
596                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
597         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
598                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
599         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
600                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
601
602         g_signal_connect (G_OBJECT (obj), "key-release-event",
603                           G_CALLBACK (modest_msg_view_window_key_release_event),
604                           NULL);
605
606         g_signal_connect (G_OBJECT (obj), "window-state-event",
607                           G_CALLBACK (modest_msg_view_window_window_state_event),
608                           NULL);
609
610         /* Mail Operation Queue */
611         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
612                                                        "queue-changed",
613                                                        G_CALLBACK (on_queue_changed),
614                                                        obj);
615
616         modest_window_set_active_account (MODEST_WINDOW(obj), account_name);
617
618         priv->last_search = NULL;
619
620         /* Init the clipboard actions dim status */
621         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
622
623         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
624
625         /* Check toolbar dimming rules */
626         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
627
628         return MODEST_WINDOW(obj);
629 }
630
631
632 gboolean 
633 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
634 {
635         ModestMsgViewWindowPrivate *priv= NULL; 
636
637         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
638         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
639
640         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
641 }
642
643 TnyHeader*
644 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
645 {
646         ModestMsgViewWindowPrivate *priv= NULL; 
647         TnyMsg *msg = NULL;
648         TnyHeader *header = NULL;
649         GtkTreePath *path = NULL;
650         GtkTreeIter iter;
651
652         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
653         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
654
655         /* Message is not obtained from a treemodel (Attachment ?) */
656         if (priv->header_model == NULL) {
657                 msg = modest_msg_view_window_get_message (self);
658                 header = tny_msg_get_header (msg);
659                 g_object_unref (msg);
660                 return header;
661         }
662
663         /* Get current message iter */
664         path = gtk_tree_row_reference_get_path (priv->row_reference);
665         g_return_val_if_fail (path != NULL, NULL);
666         gtk_tree_model_get_iter (priv->header_model, 
667                                  &iter, 
668                                  path);
669
670         /* Get current message header */
671         gtk_tree_model_get (priv->header_model, &iter, 
672                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, 
673                             &header, -1);
674
675         return header;
676 }
677
678 TnyMsg*
679 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
680 {
681         ModestMsgView *msg_view;
682         ModestMsgViewWindowPrivate *priv;
683
684         g_return_val_if_fail (self, NULL);
685
686         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
687
688         msg_view = MODEST_MSG_VIEW (priv->msg_view);
689
690         return modest_msg_view_get_message (msg_view);
691 }
692
693 const gchar*
694 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
695 {
696         ModestMsgViewWindowPrivate *priv;
697
698         g_return_val_if_fail (self, NULL);
699         
700         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
701
702         return (const gchar*) priv->msg_uid;
703 }
704
705 static void
706 toggle_action_set_active_block_notify (GtkToggleAction *action,
707                                        gboolean value)
708 {
709         GSList *proxies = NULL;
710
711         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
712              proxies != NULL; proxies = g_slist_next (proxies)) {
713                 GtkWidget *widget = (GtkWidget *) proxies->data;
714                 gtk_action_block_activate_from (GTK_ACTION (action), widget);
715         }
716
717         gtk_toggle_action_set_active (action, value);
718
719         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
720              proxies != NULL; proxies = g_slist_next (proxies)) {
721                 GtkWidget *widget = (GtkWidget *) proxies->data;
722                 gtk_action_unblock_activate_from (GTK_ACTION (action), widget);
723         }
724 }
725
726
727 static void 
728 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
729                                             gpointer data)
730 {
731         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
732         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
733         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
734         gboolean is_active;
735         GtkAction *action;
736
737         is_active = gtk_toggle_action_get_active (toggle);
738
739         if (is_active) {
740                 gtk_widget_show (priv->find_toolbar);
741                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
742         } else {
743                 gtk_widget_hide (priv->find_toolbar);
744         }
745
746         /* update the toggle buttons status */
747         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
748         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
749         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
750         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
751         
752 }
753
754 static void
755 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
756                                            ModestMsgViewWindow *obj)
757 {
758         GtkToggleAction *toggle;
759         ModestWindowPrivate *parent_priv;
760         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
761         
762         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
763         gtk_toggle_action_set_active (toggle, FALSE);
764 }
765
766 static void
767 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
768                                            ModestMsgViewWindow *obj)
769 {
770         gchar *current_search;
771         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
772
773         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
774
775         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
776                 g_free (current_search);
777                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
778                 return;
779         }
780
781         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
782                 gboolean result;
783                 g_free (priv->last_search);
784                 priv->last_search = g_strdup (current_search);
785                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
786                                                  priv->last_search);
787                 if (!result) {
788                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
789                 } 
790         } else {
791                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
792                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
793                         g_free (priv->last_search);
794                         priv->last_search = NULL;
795                 }
796         }
797         
798         g_free (current_search);
799                 
800 }
801
802 static void
803 modest_msg_view_window_set_zoom (ModestWindow *window,
804                                  gdouble zoom)
805 {
806         ModestMsgViewWindowPrivate *priv;
807      
808         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
809
810         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
811         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
812 }
813
814 static gdouble
815 modest_msg_view_window_get_zoom (ModestWindow *window)
816 {
817         ModestMsgViewWindowPrivate *priv;
818      
819         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
820
821         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
822         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
823 }
824
825 static gboolean
826 modest_msg_view_window_zoom_plus (ModestWindow *window)
827 {
828         ModestWindowPrivate *parent_priv;
829         GtkRadioAction *zoom_radio_action;
830         GSList *group, *node;
831
832         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
833         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, 
834                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
835
836         group = gtk_radio_action_get_group (zoom_radio_action);
837
838         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
839                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
840                 return FALSE;
841         }
842
843         for (node = group; node != NULL; node = g_slist_next (node)) {
844                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
845                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
846                         return TRUE;
847                 }
848         }
849         return FALSE;
850 }
851
852 static gboolean
853 modest_msg_view_window_zoom_minus (ModestWindow *window)
854 {
855         ModestWindowPrivate *parent_priv;
856         GtkRadioAction *zoom_radio_action;
857         GSList *group, *node;
858
859         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
860         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, 
861                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
862
863         group = gtk_radio_action_get_group (zoom_radio_action);
864
865         for (node = group; node != NULL; node = g_slist_next (node)) {
866                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
867                         if (node->next != NULL) {
868                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
869                                 return TRUE;
870                         } else {
871                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
872                                 return FALSE;
873                         }
874                         break;
875                 }
876         }
877         return FALSE;
878 }
879
880 static gboolean
881 modest_msg_view_window_key_release_event (GtkWidget *window,
882                                           GdkEventKey *event,
883                                           gpointer userdata)
884 {
885         if (event->type == GDK_KEY_RELEASE) {
886                 switch (event->keyval) {
887                 case GDK_Up:
888                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
889                         return TRUE;
890                         break;
891                 case GDK_Down:
892                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
893                         return TRUE;
894                         break;
895                 default:
896                         return FALSE;
897                         break;
898                 };
899         } else {
900                 return FALSE;
901         }
902 }
903
904 static void
905 modest_msg_view_window_scroll_up (ModestWindow *window)
906 {
907         ModestMsgViewWindowPrivate *priv;
908
909         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
910         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE);
911 }
912
913 static void
914 modest_msg_view_window_scroll_down (ModestWindow *window)
915 {
916         ModestMsgViewWindowPrivate *priv;
917
918         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
919         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE);
920 }
921
922 gboolean
923 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
924 {
925         GtkTreePath *path;
926         ModestMsgViewWindowPrivate *priv;
927         GtkTreeIter tmp_iter;
928         gboolean has_next = FALSE;
929
930         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
931         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
932
933         if (priv->header_model) {
934                 path = gtk_tree_row_reference_get_path (priv->row_reference);
935                 if (path == NULL) return FALSE;
936                 while (!has_next) {
937                         TnyHeader *header;
938                         gtk_tree_path_next (path);
939                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
940                                 break;
941                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
942                                             &header, -1);
943                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
944                                 has_next = TRUE;
945                                 break;
946                         }       
947                 }
948                 gtk_tree_path_free (path);
949                 return !has_next;
950         } else {
951                 return TRUE;
952         }
953         
954 }
955
956 gboolean
957 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
958 {
959         ModestMsgViewWindowPrivate *priv;
960
961         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
962         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
963
964         return priv->header_model != NULL;
965 }
966
967 gboolean
968 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
969 {
970         GtkTreePath *path;
971         ModestMsgViewWindowPrivate *priv;
972         gboolean result;
973         GtkTreeIter tmp_iter;
974
975         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
976         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
977
978         if (priv->header_model) {
979                 gchar * path_string;
980                 path = gtk_tree_row_reference_get_path (priv->row_reference);
981                 if (!path)
982                         return TRUE;
983
984                 path_string = gtk_tree_path_to_string (path);
985                 result = (strcmp (path_string, "0")==0);
986                 if (result) {
987                         g_free (path_string);
988                         gtk_tree_path_free (path);
989                         return result;
990                 }
991
992                 while (result) {
993                         TnyHeader *header;
994
995                         gtk_tree_path_prev (path);
996                         
997                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
998                                 break;
999                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1000                                             &header, -1);
1001                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1002                                 result = FALSE;
1003                                 break;
1004                         }
1005
1006                         path_string = gtk_tree_path_to_string (path);
1007                         if (strcmp(path_string, "0")==0) {
1008                                 g_free (path_string);
1009                                 break;
1010                         }
1011                         g_free (path_string);
1012                 }
1013                 return result;
1014         } else {
1015                 return TRUE;
1016         }
1017         
1018 }
1019
1020 gboolean        
1021 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1022 {
1023         TnyHeaderFlags flags;
1024         ModestMailOperation *mail_op = NULL;
1025         ModestMsgViewWindowPrivate *priv;
1026         GtkTreePath *path= NULL;
1027         GtkTreeIter tmp_iter;
1028
1029         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1030         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1031
1032         if (priv->header_model) {
1033                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1034                 if (path == NULL) return FALSE;
1035
1036                 gtk_tree_model_get_iter (priv->header_model,
1037                                          &tmp_iter,
1038                                          path);
1039                 while (gtk_tree_model_iter_next (priv->header_model, &tmp_iter)) {
1040                         TnyHeader *header;
1041                         GtkTreePath *path;
1042
1043                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1044                                             &header, -1);
1045                         if (!header)
1046                                 break;
1047                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)
1048                                 continue;
1049
1050                         /* Update the row reference */
1051                         gtk_tree_row_reference_free (priv->row_reference);
1052                         path = gtk_tree_model_get_path (priv->header_model, &tmp_iter);
1053                         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1054                         gtk_tree_path_free (path);
1055
1056                         /* Mark as read */
1057                         flags = tny_header_get_flags (header);
1058                         if (!(flags & TNY_HEADER_FLAG_SEEN))
1059                                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1060
1061                         /* Msg download completed */
1062                         if (flags & TNY_HEADER_FLAG_CACHED)
1063                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1064                         else
1065                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1066                                 
1067                         /* New mail operation */
1068                         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1069                         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1070                         g_object_unref (mail_op);
1071
1072                         /* Update toolbar dimming rules */
1073                         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1074
1075                         return TRUE;
1076                 }
1077         }
1078         return FALSE;           
1079 }
1080
1081 gboolean 
1082 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1083 {
1084         ModestMsgViewWindowPrivate *priv = NULL;
1085         ModestMailOperation *mail_op = NULL;
1086         TnyHeader *header = NULL;
1087         TnyHeaderFlags flags;
1088         GtkTreePath *path = NULL;
1089         GtkTreeIter iter;
1090
1091         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1092         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1093
1094         /* Check that the model is not empty */
1095         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1096                 return FALSE;
1097
1098         /* Get the header */
1099         gtk_tree_model_get (priv->header_model, 
1100                             &iter, 
1101                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1102                             &header, -1);
1103         
1104         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1105         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1106                 g_object_unref (header);
1107                 return modest_msg_view_window_select_next_message (self);
1108         }
1109         
1110         /* Update the row reference */
1111         gtk_tree_row_reference_free (priv->row_reference);
1112         path = gtk_tree_path_new_first ();
1113         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1114         gtk_tree_path_free (path);
1115
1116         /* Mark as read */
1117         flags = tny_header_get_flags (header);
1118         if (!(flags & TNY_HEADER_FLAG_SEEN))
1119                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1120         
1121         /* Msg download completed */
1122         if (flags & TNY_HEADER_FLAG_CACHED)
1123                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(self));
1124         else 
1125                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(self));
1126         
1127         /* New mail operation */
1128         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1129         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1130         g_object_unref (mail_op);
1131
1132         /* Update toolbar dimming rules */
1133         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
1134         
1135         /* Free */
1136         g_object_unref (header);
1137
1138         return TRUE;
1139 }
1140  
1141 gboolean        
1142 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1143 {
1144         TnyHeaderFlags flags;
1145         ModestMsgViewWindowPrivate *priv = NULL;
1146         GtkTreePath *path;
1147         ModestMailOperation *mail_op = NULL;
1148
1149         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1150         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1151
1152         /* Return inmediatly if there is no header model */
1153         if (!priv->header_model)
1154                 return FALSE;
1155
1156         path = gtk_tree_row_reference_get_path (priv->row_reference);
1157         while (gtk_tree_path_prev (path)) {
1158                 TnyHeader *header;
1159                 GtkTreeIter iter;
1160
1161                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1162                 gtk_tree_model_get (priv->header_model, &iter, 
1163                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1164                                     &header, -1);
1165                 if (!header)
1166                         break;
1167                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1168                         g_object_unref (header);
1169                         continue;
1170                 }
1171
1172                 /* Update the row reference */
1173                 gtk_tree_row_reference_free (priv->row_reference);
1174                 priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1175                         
1176                 /* Mark as read */
1177                 flags = tny_header_get_flags (header);
1178                 if (!(flags & TNY_HEADER_FLAG_SEEN))
1179                         tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1180                 
1181                 /* Msg download completed */
1182                 if (flags & TNY_HEADER_FLAG_CACHED)
1183                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1184                 else
1185                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1186                 
1187                 /* New mail operation */
1188                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1189                 modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);             
1190
1191                 /* Update toolbar dimming rules */
1192                 modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1193
1194                 g_object_unref (header);
1195
1196                 return TRUE;
1197         }
1198
1199         return FALSE;
1200 }
1201
1202 static void
1203 view_msg_cb (ModestMailOperation *mail_op, 
1204              TnyHeader *header, 
1205              TnyMsg *msg, 
1206              gpointer user_data)
1207 {
1208         ModestMsgViewWindow *self = NULL;
1209         ModestMsgViewWindowPrivate *priv = NULL;
1210
1211         g_return_if_fail (TNY_IS_MSG (msg));
1212
1213         /* Get the window */ 
1214         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1215         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1216
1217         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1218
1219         /* Set new message */
1220         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1221         modest_msg_view_window_update_priority (self);
1222         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1223         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1224
1225         /* Free new references */
1226         g_object_unref (self);
1227 }
1228
1229 TnyFolderType
1230 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1231 {
1232         ModestMsgViewWindowPrivate *priv;
1233         TnyMsg *msg;
1234         TnyFolderType folder_type;
1235
1236         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1237
1238         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1239
1240         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1241         if (msg) {
1242                 TnyFolder *folder;
1243
1244                 folder = tny_msg_get_folder (msg);
1245                 
1246                 if (folder) {
1247                         folder_type = tny_folder_get_folder_type (folder);
1248                         
1249                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1250                                 const gchar *fname = tny_folder_get_name (folder);
1251                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1252                         }
1253
1254                         g_object_unref (folder);
1255                 }
1256                 g_object_unref (msg);
1257         }
1258
1259         return folder_type;
1260 }
1261
1262
1263 static void
1264 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1265 {
1266         ModestMsgViewWindowPrivate *priv;
1267         TnyHeaderFlags flags = 0;
1268
1269         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1270
1271         if (priv->header_model) {
1272                 TnyHeader *header;
1273                 GtkTreeIter iter;
1274                 GtkTreePath *path = NULL;
1275
1276                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1277                 g_return_if_fail (path != NULL);
1278                 gtk_tree_model_get_iter (priv->header_model, 
1279                                          &iter, 
1280                                          gtk_tree_row_reference_get_path (priv->row_reference));
1281
1282                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1283                                     &header, -1);
1284                 flags = tny_header_get_flags (header);
1285         }
1286
1287         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1288
1289 }
1290
1291 static gboolean
1292 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1293 {
1294         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1295                 ModestWindowPrivate *parent_priv;
1296                 ModestWindowMgr *mgr;
1297                 gboolean is_fullscreen;
1298                 GtkAction *fs_toggle_action;
1299                 gboolean active;
1300
1301                 mgr = modest_runtime_get_window_mgr ();
1302                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1303
1304                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1305                 
1306                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1307                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1308                 if (is_fullscreen != active) {
1309                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1310                 }
1311         }
1312
1313         return FALSE;
1314
1315 }
1316
1317 void
1318 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1319 {
1320                 ModestWindowPrivate *parent_priv;
1321                 GtkAction *fs_toggle_action;
1322                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1323                 
1324                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1325                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1326                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1327 }
1328
1329 static void
1330 set_homogeneous (GtkWidget *widget,
1331                  gpointer data)
1332 {
1333         if (GTK_IS_TOOL_ITEM (widget)) {
1334                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1335                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1336         }
1337 }
1338
1339 static void
1340 modest_msg_view_window_show_toolbar (ModestWindow *self,
1341                                      gboolean show_toolbar)
1342 {
1343         ModestMsgViewWindowPrivate *priv = NULL;
1344         ModestWindowPrivate *parent_priv;
1345         GtkWidget *reply_button = NULL, *menu = NULL;
1346         GtkWidget *placeholder = NULL;
1347         gint insert_index;
1348         
1349         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1350         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1351
1352         /* Set optimized view status */
1353         priv->optimized_view = !show_toolbar;
1354
1355         if (!parent_priv->toolbar) {
1356                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
1357                                                                   "/ToolBar");
1358
1359                 /* Set homogeneous toolbar */
1360                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar), 
1361                                        set_homogeneous, NULL);
1362
1363                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1364                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1365                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1366                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1367                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1368                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1369                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1370                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1371
1372                 /* Add ProgressBar (Transfer toolbar) */ 
1373                 priv->progress_bar = modest_progress_bar_widget_new ();
1374                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1375                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1376                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1377                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1378                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1379                 
1380                 /* Connect cancel 'clicked' signal to abort progress mode */
1381                 g_signal_connect(priv->cancel_toolitem, "clicked",
1382                                  G_CALLBACK(cancel_progressbar),
1383                                  self);
1384                 
1385                 /* Add it to the observers list */
1386                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1387
1388                 /* Add to window */
1389                 hildon_window_add_toolbar (HILDON_WINDOW (self), 
1390                                            GTK_TOOLBAR (parent_priv->toolbar));
1391
1392
1393                 /* Set reply button tap and hold menu */        
1394                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
1395                                                           "/ToolBar/ToolbarMessageReply");
1396                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
1397                                                   "/ToolbarReplyCSM");
1398                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1399         }
1400
1401         if (show_toolbar) {
1402                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */ 
1403                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1404                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1405                 
1406                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1407                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);                   
1408                 
1409         } else {
1410                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1411                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1412         }
1413 }
1414
1415 static void 
1416 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1417                                                GdkEvent *event,
1418                                                ModestMsgViewWindow *window)
1419 {
1420         ModestWindowPrivate *parent_priv;
1421 /*      GtkAction *action; */
1422         gboolean is_address;
1423         gchar *selection;
1424         GtkWidget *focused;
1425
1426         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1427         selection = gtk_clipboard_wait_for_text (clipboard);
1428
1429         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection)));
1430         
1431 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1432 /*      gtk_action_set_sensitive (action, is_address); */
1433
1434         focused = gtk_window_get_focus (GTK_WINDOW (window));
1435
1436 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1437 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1438
1439 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1440 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1441
1442         g_free (selection);
1443 /*      modest_msg_view_window_update_dimmed (window); */
1444         
1445 }
1446
1447 gboolean 
1448 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1449 {
1450         ModestMsgViewWindowPrivate *priv;
1451         
1452         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE); 
1453         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1454
1455         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1456 }
1457
1458 static void
1459 cancel_progressbar (GtkToolButton *toolbutton,
1460                     ModestMsgViewWindow *self)
1461 {
1462         GSList *tmp;
1463         ModestMsgViewWindowPrivate *priv;
1464         
1465         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1466
1467         /* Get operation observers and cancel its current operation */
1468         tmp = priv->progress_widgets;
1469         while (tmp) {
1470                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1471                 tmp=g_slist_next(tmp);
1472         }
1473 }
1474 static gboolean
1475 observers_empty (ModestMsgViewWindow *self)
1476 {
1477         GSList *tmp = NULL;
1478         ModestMsgViewWindowPrivate *priv;
1479         gboolean is_empty = TRUE;
1480         guint pending_ops = 0;
1481  
1482         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1483         tmp = priv->progress_widgets;
1484
1485         /* Check all observers */
1486         while (tmp && is_empty)  {
1487                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1488                 is_empty = pending_ops == 0;
1489                 
1490                 tmp = g_slist_next(tmp);
1491         }
1492         
1493         return is_empty;
1494 }
1495
1496
1497 static void
1498 on_queue_changed (ModestMailOperationQueue *queue,
1499                   ModestMailOperation *mail_op,
1500                   ModestMailOperationQueueNotification type,
1501                   ModestMsgViewWindow *self)
1502 {
1503         GSList *tmp;
1504         ModestMsgViewWindowPrivate *priv;
1505         ModestMailOperationTypeOperation op_type;
1506         ModestToolBarModes mode;
1507         
1508         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1509         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1510
1511         /* If this operations was created by another window, do nothing */
1512         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self))) 
1513             return;
1514
1515         /* Get toolbar mode from operation id*/
1516         op_type = modest_mail_operation_get_type_operation (mail_op);
1517         switch (op_type) {
1518         case MODEST_MAIL_OPERATION_TYPE_SEND:
1519         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1520         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1521                 mode = TOOLBAR_MODE_TRANSFER;
1522                 break;
1523         default:
1524                 mode = TOOLBAR_MODE_NORMAL;
1525                 
1526         }
1527                 
1528         /* Add operation observers and change toolbar if neccessary*/
1529         tmp = priv->progress_widgets;
1530         switch (type) {
1531         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1532                 if (mode == TOOLBAR_MODE_TRANSFER) {
1533                         /* Enable transfer toolbar mode */
1534                         set_toolbar_transfer_mode(self);
1535                         while (tmp) {
1536                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1537                                                                       mail_op);
1538                                 tmp = g_slist_next (tmp);
1539                         }
1540                         
1541                 }
1542                 break;
1543         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1544                 if (mode == TOOLBAR_MODE_TRANSFER) {
1545                         while (tmp) {
1546                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1547                                                                  mail_op);
1548                                 tmp = g_slist_next (tmp);
1549                                 
1550                         }
1551
1552                         /* If no more operations are being observed, NORMAL mode is enabled again */
1553                         if (observers_empty (self)) {
1554                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1555                         }
1556                 }
1557                 break;
1558         }
1559 }
1560
1561 GList *
1562 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win) 
1563 {
1564         ModestMsgViewWindowPrivate *priv;
1565         GList *selected_attachments = NULL;
1566         
1567         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1568         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1569
1570         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1571         
1572         return selected_attachments;
1573 }
1574
1575 void
1576 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1577 {
1578         ModestMsgViewWindowPrivate *priv;
1579         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1580         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1581
1582         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1583
1584         if (mime_part == NULL) {
1585                 gboolean error = FALSE;
1586                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1587                 if (selected_attachments == NULL) {
1588                         error = TRUE;
1589                 } else if (g_list_length (selected_attachments) > 1) {
1590                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1591                         error = TRUE;
1592                 } else {
1593                         mime_part = (TnyMimePart *) selected_attachments->data;
1594                         g_object_ref (mime_part);
1595                 }
1596                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1597                 g_list_free (selected_attachments);
1598
1599                 if (error)
1600                         return;
1601         } else {
1602                 g_object_ref (mime_part);
1603         }
1604
1605         if (tny_mime_part_is_purged (mime_part)) {
1606                 g_object_unref (mime_part);
1607                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1608                 return;
1609         }
1610
1611         if (!TNY_IS_MSG (mime_part)) {
1612                 gchar *filepath = NULL;
1613                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1614                 gchar *extension = NULL;
1615                 TnyFsStream *temp_stream = NULL;
1616
1617                 if (att_filename) {
1618                         extension = g_strrstr (att_filename, ".");
1619                         if (extension != NULL)
1620                                 extension++;
1621                 }
1622
1623                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1624
1625                 if (temp_stream) {
1626                         const gchar *content_type;
1627                         content_type = tny_mime_part_get_content_type (mime_part);
1628                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1629                         
1630                         modest_platform_activate_file (filepath, content_type);
1631                         g_object_unref (temp_stream);
1632                         g_free (filepath);
1633                         /* TODO: delete temporary file */
1634                 }
1635         } else {
1636                 /* message attachment */
1637                 TnyHeader *header = NULL;
1638                 ModestWindowMgr *mgr;
1639                 ModestWindow *msg_win = NULL;
1640                 gboolean found;
1641                 
1642                 header = tny_msg_get_header (TNY_MSG (mime_part));
1643                 mgr = modest_runtime_get_window_mgr ();         
1644                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1645
1646                 if (found) {
1647                         if (msg_win)                            /* there is already a window for this uid; top it */
1648                                 gtk_window_present (GTK_WINDOW(msg_win));
1649                         else 
1650                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1651                                  * thus, we don't do anything */
1652                                 g_warning ("window for is already being created");
1653                 } else { 
1654                         /* it's not found, so create a new window for it */
1655                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1656                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1657                         if (!account)
1658                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1659                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1660                         modest_window_mgr_register_window (mgr, msg_win);
1661                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1662                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1663                 }
1664         }
1665         g_object_unref (mime_part);
1666 }
1667
1668 static gboolean
1669 save_mime_part_to_file (const gchar *filename, TnyMimePart *mime_part)
1670 {
1671         GnomeVFSResult result;
1672         GnomeVFSHandle *handle;
1673         TnyStream *stream;
1674         
1675         result = gnome_vfs_create (&handle, filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1676         if (result != GNOME_VFS_OK) {
1677                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1678                 return FALSE;
1679         }
1680         stream = tny_vfs_stream_new (handle);
1681         tny_mime_part_decode_to_stream (mime_part, stream);
1682         g_object_unref (G_OBJECT (stream));
1683         return TRUE;
1684 }
1685
1686 static gboolean
1687 save_mime_part_to_file_with_checks (GtkWindow *parent, const gchar *filename, TnyMimePart *mime_part)
1688 {
1689         if (modest_maemo_utils_file_exists (filename)) {
1690                 GtkWidget *confirm_overwrite_dialog;
1691                 confirm_overwrite_dialog = hildon_note_new_confirmation (GTK_WINDOW (parent),
1692                                                                          _("emev_nc_replace_files"));
1693                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1694                         gtk_widget_destroy (confirm_overwrite_dialog);
1695                         return FALSE;
1696                 }
1697                 gtk_widget_destroy (confirm_overwrite_dialog);
1698         }
1699
1700         return save_mime_part_to_file (filename, mime_part);
1701 }
1702
1703 void
1704 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1705 {
1706         gboolean clean_list = FALSE;
1707         ModestMsgViewWindowPrivate *priv;
1708         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1709
1710         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1711
1712         if (mime_parts == NULL) {
1713                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1714                 if (mime_parts == NULL)
1715                         return;
1716                 clean_list = TRUE;
1717         }
1718
1719         if (mime_parts->next == NULL) {
1720                 /* only one attachment selected */
1721                 GtkWidget *save_dialog = NULL;
1722                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1723                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1724                         const gchar *filename;
1725                         gchar *folder;
1726                         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1727                         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1728                         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1729                         g_free (folder);
1730                         filename = tny_mime_part_get_filename (mime_part);
1731                         if (filename != NULL)
1732                                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog), filename);
1733                         while (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1734                                 gchar *filename_tmp = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1735                                 gboolean save_result;
1736                                 if (!modest_maemo_utils_folder_writable (filename_tmp)) {
1737                                         g_free (filename_tmp);
1738                                         hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1739                                         continue;
1740                                 }
1741                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog), 
1742                                                                                   filename_tmp, mime_part);
1743                                 g_free (filename_tmp);
1744                                 if (save_result)
1745                                         break;
1746                                 else
1747                                         continue;
1748                         }
1749                         gtk_widget_destroy (save_dialog);
1750                 } else {
1751                         g_warning ("Tried to save a non-file attachment");
1752                 }
1753         } else {
1754                 GtkWidget *save_dialog = NULL;
1755                 gchar *folder;
1756                 gchar *save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"), 
1757                                                             g_list_length (mime_parts));
1758                 save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1759                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1760                 
1761                 folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1762                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1763                 g_free (folder);
1764                 if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1765                         gchar *foldername = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1766                         GList *node = NULL;
1767                         gboolean attachment_found = FALSE;
1768                         if (!modest_maemo_utils_folder_writable (foldername)) {
1769                                 g_free (foldername);
1770                                 hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1771                         }
1772                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1773                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1774                                 if (tny_mime_part_is_attachment (mime_part)) {
1775                                         const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1776                                         if (att_filename != NULL) {
1777                                                 gchar *full_filename;
1778                                                 gboolean save_result;
1779                                                 full_filename = g_build_filename (foldername, att_filename, NULL);
1780                                                 attachment_found = TRUE;
1781                                                 
1782                                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog), 
1783                                                                                                   full_filename, mime_part);
1784                                                 g_free (full_filename);
1785                                                 if (!save_result)
1786                                                         break;
1787                                         }
1788                                 }
1789                         }
1790                         gtk_widget_destroy (save_dialog);
1791                 } else {
1792                         g_warning ("Tried to save a non-file attachment");
1793                 }
1794                 /* more than one attachment selected */
1795         }
1796         if (clean_list) {
1797                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1798                 g_list_free (mime_parts);
1799         }
1800 }
1801
1802 void
1803 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1804 {
1805         ModestMsgViewWindowPrivate *priv;
1806         GList *mime_parts = NULL, *node;
1807         gchar *confirmation_message;
1808         gint response;
1809         gint n_attachments;
1810         TnyMsg *msg;
1811 /*      TnyFolder *folder; */
1812
1813         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1814         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1815
1816         if (get_all)
1817                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1818         else
1819                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1820                 
1821         /* Remove already purged messages from mime parts list */
1822         node = mime_parts;
1823         while (node != NULL) {
1824                 TnyMimePart *part = TNY_MIME_PART (node->data);
1825                 if (tny_mime_part_is_purged (part)) {
1826                         GList *deleted_node = node;
1827                         node = g_list_next (node);
1828                         g_object_unref (part);
1829                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
1830                 } else {
1831                         node = g_list_next (node);
1832                 }
1833         }
1834
1835         if (mime_parts == NULL)
1836                 return;
1837
1838         n_attachments = g_list_length (mime_parts);
1839         if (n_attachments == 1) {
1840                 const gchar *filename;
1841
1842                 if (TNY_IS_MSG (mime_parts->data)) {
1843                         TnyHeader *header;
1844                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
1845                         filename = tny_header_get_subject (header);
1846                         g_object_unref (header);
1847                         if (filename == NULL)
1848                                 filename = _("mail_va_no_subject");
1849                 } else {
1850                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
1851                 }
1852                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
1853         } else {
1854                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text", 
1855                                                                  "mcen_nc_purge_files_text", 
1856                                                                  n_attachments), n_attachments);
1857         }
1858         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1859                                                             confirmation_message);
1860         g_free (confirmation_message);
1861
1862         if (response != GTK_RESPONSE_OK)
1863                 return;
1864
1865 /*      folder = tny_msg_get_folder (msg); */
1866 /*      tny_msg_uncache_attachments (msg); */
1867 /*      tny_folder_refresh (folder, NULL); */
1868 /*      g_object_unref (folder); */
1869         
1870         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
1871
1872         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1873                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
1874 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
1875         }
1876
1877         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1878         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
1879         tny_msg_rewrite_cache (msg);
1880         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1881
1882         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1883         g_list_free (mime_parts);
1884
1885
1886 }
1887
1888
1889 static void
1890 update_window_title (ModestMsgViewWindow *window)
1891 {
1892         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1893         TnyMsg *msg = NULL;
1894         TnyHeader *header = NULL;
1895         const gchar *subject = NULL;
1896
1897         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1898         if (msg != NULL) {
1899                 header = tny_msg_get_header (msg);
1900                 subject = tny_header_get_subject (header);
1901                 g_object_unref (msg);
1902         }
1903
1904         if ((subject == NULL)||(subject[0] == '\0'))
1905                 subject = _("mail_va_no_subject");
1906
1907         gtk_window_set_title (GTK_WINDOW (window), subject);
1908 }
1909
1910