bb09bb74c591f8ab9a70e7639d33b406e8bab4c5
[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         gboolean return_value;
909
910         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
911         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
912 }
913
914 static void
915 modest_msg_view_window_scroll_down (ModestWindow *window)
916 {
917         ModestMsgViewWindowPrivate *priv;
918         gboolean return_value;
919
920         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
921         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
922 }
923
924 gboolean
925 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
926 {
927         GtkTreePath *path;
928         ModestMsgViewWindowPrivate *priv;
929         GtkTreeIter tmp_iter;
930         gboolean has_next = FALSE;
931
932         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
933         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
934
935         if (priv->header_model) {
936                 path = gtk_tree_row_reference_get_path (priv->row_reference);
937                 if (path == NULL) return FALSE;
938                 while (!has_next) {
939                         TnyHeader *header;
940                         gtk_tree_path_next (path);
941                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
942                                 break;
943                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
944                                             &header, -1);
945                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
946                                 has_next = TRUE;
947                                 break;
948                         }       
949                 }
950                 gtk_tree_path_free (path);
951                 return !has_next;
952         } else {
953                 return TRUE;
954         }
955         
956 }
957
958 gboolean
959 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
960 {
961         ModestMsgViewWindowPrivate *priv;
962
963         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
964         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
965
966         return priv->header_model != NULL;
967 }
968
969 gboolean
970 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
971 {
972         GtkTreePath *path;
973         ModestMsgViewWindowPrivate *priv;
974         gboolean result;
975         GtkTreeIter tmp_iter;
976
977         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
978         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
979
980         if (priv->header_model) {
981                 gchar * path_string;
982                 path = gtk_tree_row_reference_get_path (priv->row_reference);
983                 if (!path)
984                         return TRUE;
985
986                 path_string = gtk_tree_path_to_string (path);
987                 result = (strcmp (path_string, "0")==0);
988                 if (result) {
989                         g_free (path_string);
990                         gtk_tree_path_free (path);
991                         return result;
992                 }
993
994                 while (result) {
995                         TnyHeader *header;
996
997                         gtk_tree_path_prev (path);
998                         
999                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1000                                 break;
1001                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1002                                             &header, -1);
1003                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1004                                 result = FALSE;
1005                                 break;
1006                         }
1007
1008                         path_string = gtk_tree_path_to_string (path);
1009                         if (strcmp(path_string, "0")==0) {
1010                                 g_free (path_string);
1011                                 break;
1012                         }
1013                         g_free (path_string);
1014                 }
1015                 return result;
1016         } else {
1017                 return TRUE;
1018         }
1019         
1020 }
1021
1022 gboolean        
1023 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1024 {
1025         TnyHeaderFlags flags;
1026         ModestMailOperation *mail_op = NULL;
1027         ModestMsgViewWindowPrivate *priv;
1028         GtkTreePath *path= NULL;
1029         GtkTreeIter tmp_iter;
1030
1031         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1032         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1033
1034         if (priv->header_model) {
1035                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1036                 if (path == NULL) return FALSE;
1037
1038                 gtk_tree_model_get_iter (priv->header_model,
1039                                          &tmp_iter,
1040                                          path);
1041                 while (gtk_tree_model_iter_next (priv->header_model, &tmp_iter)) {
1042                         TnyHeader *header;
1043                         GtkTreePath *path;
1044
1045                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1046                                             &header, -1);
1047                         if (!header)
1048                                 break;
1049                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)
1050                                 continue;
1051
1052                         /* Update the row reference */
1053                         gtk_tree_row_reference_free (priv->row_reference);
1054                         path = gtk_tree_model_get_path (priv->header_model, &tmp_iter);
1055                         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1056                         gtk_tree_path_free (path);
1057
1058                         /* Mark as read */
1059                         flags = tny_header_get_flags (header);
1060                         if (!(flags & TNY_HEADER_FLAG_SEEN))
1061                                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1062
1063                         /* Msg download completed */
1064                         if (flags & TNY_HEADER_FLAG_CACHED)
1065                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1066                         else
1067                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1068                                 
1069                         /* New mail operation */
1070                         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1071                         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1072                         g_object_unref (mail_op);
1073
1074                         /* Update toolbar dimming rules */
1075                         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1076
1077                         return TRUE;
1078                 }
1079         }
1080         return FALSE;           
1081 }
1082
1083 gboolean 
1084 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1085 {
1086         ModestMsgViewWindowPrivate *priv = NULL;
1087         ModestMailOperation *mail_op = NULL;
1088         TnyHeader *header = NULL;
1089         TnyHeaderFlags flags;
1090         GtkTreePath *path = NULL;
1091         GtkTreeIter iter;
1092
1093         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1094         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1095
1096         /* Check that the model is not empty */
1097         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1098                 return FALSE;
1099
1100         /* Get the header */
1101         gtk_tree_model_get (priv->header_model, 
1102                             &iter, 
1103                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1104                             &header, -1);
1105         
1106         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1107         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1108                 g_object_unref (header);
1109                 return modest_msg_view_window_select_next_message (self);
1110         }
1111         
1112         /* Update the row reference */
1113         gtk_tree_row_reference_free (priv->row_reference);
1114         path = gtk_tree_path_new_first ();
1115         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1116         gtk_tree_path_free (path);
1117
1118         /* Mark as read */
1119         flags = tny_header_get_flags (header);
1120         if (!(flags & TNY_HEADER_FLAG_SEEN))
1121                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1122         
1123         /* Msg download completed */
1124         if (flags & TNY_HEADER_FLAG_CACHED)
1125                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(self));
1126         else 
1127                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(self));
1128         
1129         /* New mail operation */
1130         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1131         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1132         g_object_unref (mail_op);
1133
1134         /* Update toolbar dimming rules */
1135         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
1136         
1137         /* Free */
1138         g_object_unref (header);
1139
1140         return TRUE;
1141 }
1142  
1143 gboolean        
1144 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1145 {
1146         TnyHeaderFlags flags;
1147         ModestMsgViewWindowPrivate *priv = NULL;
1148         GtkTreePath *path;
1149         ModestMailOperation *mail_op = NULL;
1150
1151         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1152         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1153
1154         /* Return inmediatly if there is no header model */
1155         if (!priv->header_model)
1156                 return FALSE;
1157
1158         path = gtk_tree_row_reference_get_path (priv->row_reference);
1159         while (gtk_tree_path_prev (path)) {
1160                 TnyHeader *header;
1161                 GtkTreeIter iter;
1162
1163                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1164                 gtk_tree_model_get (priv->header_model, &iter, 
1165                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1166                                     &header, -1);
1167                 if (!header)
1168                         break;
1169                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1170                         g_object_unref (header);
1171                         continue;
1172                 }
1173
1174                 /* Update the row reference */
1175                 gtk_tree_row_reference_free (priv->row_reference);
1176                 priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1177                         
1178                 /* Mark as read */
1179                 flags = tny_header_get_flags (header);
1180                 if (!(flags & TNY_HEADER_FLAG_SEEN))
1181                         tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1182                 
1183                 /* Msg download completed */
1184                 if (flags & TNY_HEADER_FLAG_CACHED)
1185                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1186                 else
1187                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1188                 
1189                 /* New mail operation */
1190                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1191                 modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);             
1192
1193                 /* Update toolbar dimming rules */
1194                 modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1195
1196                 g_object_unref (header);
1197
1198                 return TRUE;
1199         }
1200
1201         return FALSE;
1202 }
1203
1204 static void
1205 view_msg_cb (ModestMailOperation *mail_op, 
1206              TnyHeader *header, 
1207              TnyMsg *msg, 
1208              gpointer user_data)
1209 {
1210         ModestMsgViewWindow *self = NULL;
1211         ModestMsgViewWindowPrivate *priv = NULL;
1212
1213         g_return_if_fail (TNY_IS_MSG (msg));
1214
1215         /* Get the window */ 
1216         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1217         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1218
1219         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1220
1221         /* Set new message */
1222         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1223         modest_msg_view_window_update_priority (self);
1224         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1225         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1226
1227         /* Free new references */
1228         g_object_unref (self);
1229 }
1230
1231 TnyFolderType
1232 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1233 {
1234         ModestMsgViewWindowPrivate *priv;
1235         TnyMsg *msg;
1236         TnyFolderType folder_type;
1237
1238         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1239
1240         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1241
1242         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1243         if (msg) {
1244                 TnyFolder *folder;
1245
1246                 folder = tny_msg_get_folder (msg);
1247                 
1248                 if (folder) {
1249                         folder_type = tny_folder_get_folder_type (folder);
1250                         
1251                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1252                                 const gchar *fname = tny_folder_get_name (folder);
1253                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1254                         }
1255
1256                         g_object_unref (folder);
1257                 }
1258                 g_object_unref (msg);
1259         }
1260
1261         return folder_type;
1262 }
1263
1264
1265 static void
1266 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1267 {
1268         ModestMsgViewWindowPrivate *priv;
1269         TnyHeaderFlags flags = 0;
1270
1271         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1272
1273         if (priv->header_model) {
1274                 TnyHeader *header;
1275                 GtkTreeIter iter;
1276                 GtkTreePath *path = NULL;
1277
1278                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1279                 g_return_if_fail (path != NULL);
1280                 gtk_tree_model_get_iter (priv->header_model, 
1281                                          &iter, 
1282                                          gtk_tree_row_reference_get_path (priv->row_reference));
1283
1284                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1285                                     &header, -1);
1286                 flags = tny_header_get_flags (header);
1287         }
1288
1289         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1290
1291 }
1292
1293 static gboolean
1294 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1295 {
1296         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1297                 ModestWindowPrivate *parent_priv;
1298                 ModestWindowMgr *mgr;
1299                 gboolean is_fullscreen;
1300                 GtkAction *fs_toggle_action;
1301                 gboolean active;
1302
1303                 mgr = modest_runtime_get_window_mgr ();
1304                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1305
1306                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1307                 
1308                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1309                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1310                 if (is_fullscreen != active) {
1311                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1312                 }
1313         }
1314
1315         return FALSE;
1316
1317 }
1318
1319 void
1320 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1321 {
1322                 ModestWindowPrivate *parent_priv;
1323                 GtkAction *fs_toggle_action;
1324                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1325                 
1326                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1327                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1328                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1329 }
1330
1331 static void
1332 set_homogeneous (GtkWidget *widget,
1333                  gpointer data)
1334 {
1335         if (GTK_IS_TOOL_ITEM (widget)) {
1336                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1337                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1338         }
1339 }
1340
1341 static void
1342 modest_msg_view_window_show_toolbar (ModestWindow *self,
1343                                      gboolean show_toolbar)
1344 {
1345         ModestMsgViewWindowPrivate *priv = NULL;
1346         ModestWindowPrivate *parent_priv;
1347         GtkWidget *reply_button = NULL, *menu = NULL;
1348         GtkWidget *placeholder = NULL;
1349         gint insert_index;
1350         
1351         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1352         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1353
1354         /* Set optimized view status */
1355         priv->optimized_view = !show_toolbar;
1356
1357         if (!parent_priv->toolbar) {
1358                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
1359                                                                   "/ToolBar");
1360
1361                 /* Set homogeneous toolbar */
1362                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar), 
1363                                        set_homogeneous, NULL);
1364
1365                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1366                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1367                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1368                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1369                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1370                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1371                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1372                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1373
1374                 /* Add ProgressBar (Transfer toolbar) */ 
1375                 priv->progress_bar = modest_progress_bar_widget_new ();
1376                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1377                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1378                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1379                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1380                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1381                 
1382                 /* Connect cancel 'clicked' signal to abort progress mode */
1383                 g_signal_connect(priv->cancel_toolitem, "clicked",
1384                                  G_CALLBACK(cancel_progressbar),
1385                                  self);
1386                 
1387                 /* Add it to the observers list */
1388                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1389
1390                 /* Add to window */
1391                 hildon_window_add_toolbar (HILDON_WINDOW (self), 
1392                                            GTK_TOOLBAR (parent_priv->toolbar));
1393
1394
1395                 /* Set reply button tap and hold menu */        
1396                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
1397                                                           "/ToolBar/ToolbarMessageReply");
1398                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
1399                                                   "/ToolbarReplyCSM");
1400                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1401         }
1402
1403         if (show_toolbar) {
1404                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */ 
1405                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1406                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1407                 
1408                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1409                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);                   
1410                 
1411         } else {
1412                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1413                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1414         }
1415 }
1416
1417 static void 
1418 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1419                                                GdkEvent *event,
1420                                                ModestMsgViewWindow *window)
1421 {
1422         ModestWindowPrivate *parent_priv;
1423 /*      GtkAction *action; */
1424         gboolean is_address;
1425         gchar *selection;
1426         GtkWidget *focused;
1427
1428         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1429         selection = gtk_clipboard_wait_for_text (clipboard);
1430
1431         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1432         
1433 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1434 /*      gtk_action_set_sensitive (action, is_address); */
1435
1436         focused = gtk_window_get_focus (GTK_WINDOW (window));
1437
1438 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1439 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1440
1441 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1442 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1443
1444         g_free (selection);
1445 /*      modest_msg_view_window_update_dimmed (window); */
1446         
1447 }
1448
1449 gboolean 
1450 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1451 {
1452         ModestMsgViewWindowPrivate *priv;
1453         
1454         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE); 
1455         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1456
1457         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1458 }
1459
1460 static void
1461 cancel_progressbar (GtkToolButton *toolbutton,
1462                     ModestMsgViewWindow *self)
1463 {
1464         GSList *tmp;
1465         ModestMsgViewWindowPrivate *priv;
1466         
1467         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1468
1469         /* Get operation observers and cancel its current operation */
1470         tmp = priv->progress_widgets;
1471         while (tmp) {
1472                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1473                 tmp=g_slist_next(tmp);
1474         }
1475 }
1476 static gboolean
1477 observers_empty (ModestMsgViewWindow *self)
1478 {
1479         GSList *tmp = NULL;
1480         ModestMsgViewWindowPrivate *priv;
1481         gboolean is_empty = TRUE;
1482         guint pending_ops = 0;
1483  
1484         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1485         tmp = priv->progress_widgets;
1486
1487         /* Check all observers */
1488         while (tmp && is_empty)  {
1489                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1490                 is_empty = pending_ops == 0;
1491                 
1492                 tmp = g_slist_next(tmp);
1493         }
1494         
1495         return is_empty;
1496 }
1497
1498
1499 static void
1500 on_queue_changed (ModestMailOperationQueue *queue,
1501                   ModestMailOperation *mail_op,
1502                   ModestMailOperationQueueNotification type,
1503                   ModestMsgViewWindow *self)
1504 {
1505         GSList *tmp;
1506         ModestMsgViewWindowPrivate *priv;
1507         ModestMailOperationTypeOperation op_type;
1508         ModestToolBarModes mode;
1509         
1510         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1511         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1512
1513         /* If this operations was created by another window, do nothing */
1514         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self))) 
1515             return;
1516
1517         /* Get toolbar mode from operation id*/
1518         op_type = modest_mail_operation_get_type_operation (mail_op);
1519         switch (op_type) {
1520         case MODEST_MAIL_OPERATION_TYPE_SEND:
1521         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1522         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1523                 mode = TOOLBAR_MODE_TRANSFER;
1524                 break;
1525         default:
1526                 mode = TOOLBAR_MODE_NORMAL;
1527                 
1528         }
1529                 
1530         /* Add operation observers and change toolbar if neccessary*/
1531         tmp = priv->progress_widgets;
1532         switch (type) {
1533         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1534                 if (mode == TOOLBAR_MODE_TRANSFER) {
1535                         /* Enable transfer toolbar mode */
1536                         set_toolbar_transfer_mode(self);
1537                         while (tmp) {
1538                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1539                                                                       mail_op);
1540                                 tmp = g_slist_next (tmp);
1541                         }
1542                         
1543                 }
1544                 break;
1545         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1546                 if (mode == TOOLBAR_MODE_TRANSFER) {
1547                         while (tmp) {
1548                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1549                                                                  mail_op);
1550                                 tmp = g_slist_next (tmp);
1551                                 
1552                         }
1553
1554                         /* If no more operations are being observed, NORMAL mode is enabled again */
1555                         if (observers_empty (self)) {
1556                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1557                         }
1558                 }
1559                 break;
1560         }
1561 }
1562
1563 GList *
1564 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win) 
1565 {
1566         ModestMsgViewWindowPrivate *priv;
1567         GList *selected_attachments = NULL;
1568         
1569         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1570         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1571
1572         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1573         
1574         return selected_attachments;
1575 }
1576
1577 void
1578 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1579 {
1580         ModestMsgViewWindowPrivate *priv;
1581         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1582         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1583
1584         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1585
1586         if (mime_part == NULL) {
1587                 gboolean error = FALSE;
1588                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1589                 if (selected_attachments == NULL) {
1590                         error = TRUE;
1591                 } else if (g_list_length (selected_attachments) > 1) {
1592                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1593                         error = TRUE;
1594                 } else {
1595                         mime_part = (TnyMimePart *) selected_attachments->data;
1596                         g_object_ref (mime_part);
1597                 }
1598                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1599                 g_list_free (selected_attachments);
1600
1601                 if (error)
1602                         return;
1603         } else {
1604                 g_object_ref (mime_part);
1605         }
1606
1607         if (tny_mime_part_is_purged (mime_part)) {
1608                 g_object_unref (mime_part);
1609                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1610                 return;
1611         }
1612
1613         if (!TNY_IS_MSG (mime_part)) {
1614                 gchar *filepath = NULL;
1615                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1616                 gchar *extension = NULL;
1617                 TnyFsStream *temp_stream = NULL;
1618
1619                 if (att_filename) {
1620                         extension = g_strrstr (att_filename, ".");
1621                         if (extension != NULL)
1622                                 extension++;
1623                 }
1624
1625                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1626
1627                 if (temp_stream) {
1628                         const gchar *content_type;
1629                         content_type = tny_mime_part_get_content_type (mime_part);
1630                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1631                         
1632                         modest_platform_activate_file (filepath, content_type);
1633                         g_object_unref (temp_stream);
1634                         g_free (filepath);
1635                         /* TODO: delete temporary file */
1636                 }
1637         } else {
1638                 /* message attachment */
1639                 TnyHeader *header = NULL;
1640                 ModestWindowMgr *mgr;
1641                 ModestWindow *msg_win = NULL;
1642                 gboolean found;
1643                 
1644                 header = tny_msg_get_header (TNY_MSG (mime_part));
1645                 mgr = modest_runtime_get_window_mgr ();         
1646                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1647
1648                 if (found) {
1649                         if (msg_win)                            /* there is already a window for this uid; top it */
1650                                 gtk_window_present (GTK_WINDOW(msg_win));
1651                         else 
1652                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1653                                  * thus, we don't do anything */
1654                                 g_warning ("window for is already being created");
1655                 } else { 
1656                         /* it's not found, so create a new window for it */
1657                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1658                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1659                         if (!account)
1660                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1661                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1662                         modest_window_mgr_register_window (mgr, msg_win);
1663                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1664                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1665                 }
1666         }
1667         g_object_unref (mime_part);
1668 }
1669
1670 static gboolean
1671 save_mime_part_to_file (const gchar *filename, TnyMimePart *mime_part)
1672 {
1673         GnomeVFSResult result;
1674         GnomeVFSHandle *handle;
1675         TnyStream *stream;
1676         
1677         result = gnome_vfs_create (&handle, filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1678         if (result != GNOME_VFS_OK) {
1679                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1680                 return FALSE;
1681         }
1682         stream = tny_vfs_stream_new (handle);
1683         tny_mime_part_decode_to_stream (mime_part, stream);
1684         g_object_unref (G_OBJECT (stream));
1685         return TRUE;
1686 }
1687
1688 static gboolean
1689 save_mime_part_to_file_with_checks (GtkWindow *parent, const gchar *filename, TnyMimePart *mime_part)
1690 {
1691         if (modest_maemo_utils_file_exists (filename)) {
1692                 GtkWidget *confirm_overwrite_dialog;
1693                 confirm_overwrite_dialog = hildon_note_new_confirmation (GTK_WINDOW (parent),
1694                                                                          _("emev_nc_replace_files"));
1695                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1696                         gtk_widget_destroy (confirm_overwrite_dialog);
1697                         return FALSE;
1698                 }
1699                 gtk_widget_destroy (confirm_overwrite_dialog);
1700         }
1701
1702         return save_mime_part_to_file (filename, mime_part);
1703 }
1704
1705 void
1706 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1707 {
1708         gboolean clean_list = FALSE;
1709         ModestMsgViewWindowPrivate *priv;
1710         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1711
1712         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1713
1714         if (mime_parts == NULL) {
1715                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1716                 if (mime_parts == NULL)
1717                         return;
1718                 clean_list = TRUE;
1719         }
1720
1721         if (mime_parts->next == NULL) {
1722                 /* only one attachment selected */
1723                 GtkWidget *save_dialog = NULL;
1724                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1725                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1726                         const gchar *filename;
1727                         gchar *folder;
1728                         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1729                         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1730                         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1731                         g_free (folder);
1732                         filename = tny_mime_part_get_filename (mime_part);
1733                         if (filename != NULL)
1734                                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog), filename);
1735                         while (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1736                                 gchar *filename_tmp = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1737                                 gboolean save_result;
1738                                 if (!modest_maemo_utils_folder_writable (filename_tmp)) {
1739                                         g_free (filename_tmp);
1740                                         hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1741                                         continue;
1742                                 }
1743                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog), 
1744                                                                                   filename_tmp, mime_part);
1745                                 g_free (filename_tmp);
1746                                 if (save_result)
1747                                         break;
1748                                 else
1749                                         continue;
1750                         }
1751                         gtk_widget_destroy (save_dialog);
1752                 } else {
1753                         g_warning ("Tried to save a non-file attachment");
1754                 }
1755         } else {
1756                 GtkWidget *save_dialog = NULL;
1757                 gchar *folder;
1758                 gchar *save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"), 
1759                                                             g_list_length (mime_parts));
1760                 save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1761                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1762                 
1763                 folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1764                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1765                 g_free (folder);
1766                 if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1767                         gchar *foldername = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1768                         GList *node = NULL;
1769                         gboolean attachment_found = FALSE;
1770                         if (!modest_maemo_utils_folder_writable (foldername)) {
1771                                 g_free (foldername);
1772                                 hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1773                         }
1774                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1775                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1776                                 if (tny_mime_part_is_attachment (mime_part)) {
1777                                         const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1778                                         if (att_filename != NULL) {
1779                                                 gchar *full_filename;
1780                                                 gboolean save_result;
1781                                                 full_filename = g_build_filename (foldername, att_filename, NULL);
1782                                                 attachment_found = TRUE;
1783                                                 
1784                                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog), 
1785                                                                                                   full_filename, mime_part);
1786                                                 g_free (full_filename);
1787                                                 if (!save_result)
1788                                                         break;
1789                                         }
1790                                 }
1791                         }
1792                         gtk_widget_destroy (save_dialog);
1793                 } else {
1794                         g_warning ("Tried to save a non-file attachment");
1795                 }
1796                 /* more than one attachment selected */
1797         }
1798         if (clean_list) {
1799                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1800                 g_list_free (mime_parts);
1801         }
1802 }
1803
1804 void
1805 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1806 {
1807         ModestMsgViewWindowPrivate *priv;
1808         GList *mime_parts = NULL, *node;
1809         gchar *confirmation_message;
1810         gint response;
1811         gint n_attachments;
1812         TnyMsg *msg;
1813 /*      TnyFolder *folder; */
1814
1815         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1816         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1817
1818         if (get_all)
1819                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1820         else
1821                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1822                 
1823         /* Remove already purged messages from mime parts list */
1824         node = mime_parts;
1825         while (node != NULL) {
1826                 TnyMimePart *part = TNY_MIME_PART (node->data);
1827                 if (tny_mime_part_is_purged (part)) {
1828                         GList *deleted_node = node;
1829                         node = g_list_next (node);
1830                         g_object_unref (part);
1831                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
1832                 } else {
1833                         node = g_list_next (node);
1834                 }
1835         }
1836
1837         if (mime_parts == NULL)
1838                 return;
1839
1840         n_attachments = g_list_length (mime_parts);
1841         if (n_attachments == 1) {
1842                 const gchar *filename;
1843
1844                 if (TNY_IS_MSG (mime_parts->data)) {
1845                         TnyHeader *header;
1846                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
1847                         filename = tny_header_get_subject (header);
1848                         g_object_unref (header);
1849                         if (filename == NULL)
1850                                 filename = _("mail_va_no_subject");
1851                 } else {
1852                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
1853                 }
1854                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
1855         } else {
1856                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text", 
1857                                                                  "mcen_nc_purge_files_text", 
1858                                                                  n_attachments), n_attachments);
1859         }
1860         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1861                                                             confirmation_message);
1862         g_free (confirmation_message);
1863
1864         if (response != GTK_RESPONSE_OK)
1865                 return;
1866
1867 /*      folder = tny_msg_get_folder (msg); */
1868 /*      tny_msg_uncache_attachments (msg); */
1869 /*      tny_folder_refresh (folder, NULL); */
1870 /*      g_object_unref (folder); */
1871         
1872         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
1873
1874         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1875                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
1876 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
1877         }
1878
1879         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1880         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
1881         tny_msg_rewrite_cache (msg);
1882         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1883
1884         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1885         g_list_free (mime_parts);
1886
1887
1888 }
1889
1890
1891 static void
1892 update_window_title (ModestMsgViewWindow *window)
1893 {
1894         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1895         TnyMsg *msg = NULL;
1896         TnyHeader *header = NULL;
1897         const gchar *subject = NULL;
1898
1899         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1900         if (msg != NULL) {
1901                 header = tny_msg_get_header (msg);
1902                 subject = tny_header_get_subject (header);
1903                 g_object_unref (msg);
1904         }
1905
1906         if ((subject == NULL)||(subject[0] == '\0'))
1907                 subject = _("mail_va_no_subject");
1908
1909         gtk_window_set_title (GTK_WINDOW (window), subject);
1910 }
1911
1912