* fix bug about toolbar items drawing.
[modest] / src / maemo / modest-main-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
30 #include <glib/gi18n.h>
31 #include <gtk/gtktreeviewcolumn.h>
32 #include <tny-account-store-view.h>
33 #include <tny-simple-list.h>
34 #include "modest-hildon-includes.h"
35 #include "modest-defs.h"
36 #include <string.h>
37
38 #include "widgets/modest-main-window.h"
39 #include "widgets/modest-msg-edit-window.h"
40 #include "widgets/modest-account-view-window.h"
41 #include "modest-runtime.h"
42 #include "modest-account-mgr-helpers.h"
43 #include "modest-platform.h"
44 #include "modest-widget-memory.h"
45 #include "modest-window-priv.h"
46 #include "modest-main-window-ui.h"
47 #include "modest-account-mgr.h"
48 #include "modest-tny-account.h"
49 #include "modest-conf.h"
50 #include <modest-maemo-utils.h>
51 #include "modest-tny-platform-factory.h"
52 #include "modest-tny-msg.h"
53 #include "modest-mail-operation.h"
54 #include "modest-icon-names.h"
55 #include "modest-progress-bar-widget.h"
56
57 /* 'private'/'protected' functions */
58 static void modest_main_window_class_init    (ModestMainWindowClass *klass);
59 static void modest_main_window_init          (ModestMainWindow *obj);
60 static void modest_main_window_finalize      (GObject *obj);
61 static gboolean modest_main_window_window_state_event (GtkWidget *widget, 
62                                                            GdkEventWindowState *event, 
63                                                            gpointer userdata);
64
65 static void connect_signals (ModestMainWindow *self);
66 static void restore_sizes (ModestMainWindow *self);
67 static void save_sizes (ModestMainWindow *self);
68
69 static void modest_main_window_show_toolbar   (ModestWindow *window,
70                                                gboolean show_toolbar);
71
72 static void cancel_progressbar (GtkToolButton *toolbutton,
73                                 ModestMainWindow *self);
74
75 static void         on_queue_changed                     (ModestMailOperationQueue *queue,
76                                                           ModestMailOperation *mail_op,
77                                                           ModestMailOperationQueueNotification type,
78                                                           ModestMainWindow *self);
79
80 static void on_account_update                 (TnyAccountStore *account_store, 
81                                                gchar *account_name,
82                                                gpointer user_data);
83
84 static gboolean on_inner_widgets_key_pressed  (GtkWidget *widget,
85                                                GdkEventKey *event,
86                                                gpointer user_data);
87
88 static void on_configuration_key_changed      (ModestConf* conf, 
89                                                const gchar *key, 
90                                                ModestConfEvent event, 
91                                                ModestMainWindow *self);
92
93 static void 
94 set_toolbar_mode (ModestMainWindow *self, 
95                   ModestToolBarModes mode);
96
97 /* list my signals */
98 enum {
99         /* MY_SIGNAL_1, */
100         /* MY_SIGNAL_2, */
101         LAST_SIGNAL
102 };
103
104
105 typedef struct _ModestMainWindowPrivate ModestMainWindowPrivate;
106 struct _ModestMainWindowPrivate {
107         GtkWidget *msg_paned;
108         GtkWidget *main_paned;
109         GtkWidget *main_vbox;
110         GtkWidget *contents_widget;
111
112         /* Progress observers */
113         GtkWidget        *progress_bar;
114         GSList           *progress_widgets;
115
116         /* Tollbar items */
117         GtkWidget   *progress_toolitem;
118         GtkWidget   *cancel_toolitem;
119         GtkWidget   *sort_toolitem;
120         GtkWidget   *refresh_toolitem;
121         ModestToolBarModes current_toolbar_mode;
122
123         /* On-demand widgets */
124         GtkWidget *accounts_popup;
125         GtkWidget *details_widget;
126
127
128         ModestHeaderView *header_view;
129         ModestFolderView *folder_view;
130
131         ModestMainWindowStyle style;
132         ModestMainWindowContentsStyle contents_style;
133 };
134 #define MODEST_MAIN_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
135                                                 MODEST_TYPE_MAIN_WINDOW, \
136                                                 ModestMainWindowPrivate))
137
138 typedef struct _GetMsgAsyncHelper {
139         ModestMainWindowPrivate *main_window_private;
140         guint action;
141         ModestTnyMsgReplyType reply_type;
142         ModestTnyMsgForwardType forward_type;
143         gchar *from;
144         TnyIterator *iter;
145 } GetMsgAsyncHelper;
146
147
148 /* globals */
149 static GtkWindowClass *parent_class = NULL;
150
151
152 /* Private actions */
153 static const GtkActionEntry modest_folder_view_action_entries [] = {
154
155         /* Folder View CSM actions */
156         { "FolderViewCSMNewFolder", NULL, N_("FIXME: New Folder"), NULL, NULL, G_CALLBACK (modest_ui_actions_on_new_folder) },
157         { "FolderViewCSMRenameFolder", NULL, N_("mcen_me_user_renamefolder"), NULL, NULL, G_CALLBACK (modest_ui_actions_on_rename_folder) },
158         { "FolderViewCSMPasteMsgs", NULL, N_("FIXME: Paste"), NULL, NULL, NULL },
159         { "FolderViewCSMDeleteFolder", NULL, N_("FIXME: Delete"), NULL, NULL, G_CALLBACK (modest_ui_actions_on_delete_folder) },
160         { "FolderViewCSMSearchMessages", NULL, N_("mcen_me_inbox_search"), NULL, NULL, NULL },
161         { "FolderViewCSMHelp", NULL, N_("mcen_me_inbox_help"), NULL, NULL, NULL },
162 };
163
164
165 static const GtkToggleActionEntry modest_main_window_toggle_action_entries [] = {
166         { "ToolbarToggleView", MODEST_STOCK_SPLIT_VIEW, N_("gqn_toolb_rss_fldonoff"), "<CTRL>t", NULL, G_CALLBACK (modest_ui_actions_toggle_folders_view), FALSE },
167 };
168
169
170 /************************************************************************/
171
172 GType
173 modest_main_window_get_type (void)
174 {
175         static GType my_type = 0;
176         if (!my_type) {
177                 static const GTypeInfo my_info = {
178                         sizeof(ModestMainWindowClass),
179                         NULL,           /* base init */
180                         NULL,           /* base finalize */
181                         (GClassInitFunc) modest_main_window_class_init,
182                         NULL,           /* class finalize */
183                         NULL,           /* class data */
184                         sizeof(ModestMainWindow),
185                         1,              /* n_preallocs */
186                         (GInstanceInitFunc) modest_main_window_init,
187                         NULL
188                 };
189                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
190                                                   "ModestMainWindow",
191                                                   &my_info, 0);
192         }
193         return my_type;
194 }
195
196 static void
197 modest_main_window_class_init (ModestMainWindowClass *klass)
198 {
199         GObjectClass *gobject_class;
200         gobject_class = (GObjectClass*) klass;
201         ModestWindowClass *modest_window_class;
202
203         modest_window_class = (ModestWindowClass *) klass;
204
205         parent_class            = g_type_class_peek_parent (klass);
206         gobject_class->finalize = modest_main_window_finalize;
207
208         modest_window_class->show_toolbar_func = modest_main_window_show_toolbar;
209
210         g_type_class_add_private (gobject_class, sizeof(ModestMainWindowPrivate));
211 }
212
213 static void
214 modest_main_window_init (ModestMainWindow *obj)
215 {
216         ModestMainWindowPrivate *priv;
217
218         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(obj);
219
220         priv->msg_paned    = NULL;
221         priv->main_paned   = NULL;      
222         priv->main_vbox    = NULL;
223         priv->header_view  = NULL;
224         priv->folder_view  = NULL;
225         priv->contents_widget  = NULL;
226         priv->accounts_popup  = NULL;
227         priv->details_widget  = NULL;
228
229         priv->progress_widgets  = NULL;
230         priv->progress_bar = NULL;
231         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
232
233         priv->style  = MODEST_MAIN_WINDOW_STYLE_SPLIT;
234         priv->contents_style  = MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS;
235 }
236
237 static void
238 modest_main_window_finalize (GObject *obj)
239 {
240         ModestMainWindowPrivate *priv;
241
242         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(obj);
243
244         g_slist_free (priv->progress_widgets);
245
246         G_OBJECT_CLASS(parent_class)->finalize (obj);
247 }
248
249 GtkWidget*
250 modest_main_window_get_child_widget (ModestMainWindow *self,
251                                      ModestWidgetType widget_type)
252 {
253         ModestMainWindowPrivate *priv;
254         GtkWidget *widget;
255         
256         g_return_val_if_fail (self, NULL);
257         g_return_val_if_fail (widget_type >= 0 && widget_type < MODEST_WIDGET_TYPE_NUM,
258                               NULL);
259         
260         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
261
262         switch (widget_type) {
263         case MODEST_WIDGET_TYPE_HEADER_VIEW:
264                 widget = (GtkWidget*)priv->header_view; break;
265         case MODEST_WIDGET_TYPE_FOLDER_VIEW:
266                 widget = (GtkWidget*)priv->folder_view; break;
267         default:
268                 return NULL;
269         }
270
271         return widget ? GTK_WIDGET(widget) : NULL;
272 }
273
274
275
276 static void
277 restore_sizes (ModestMainWindow *self)
278 {
279         ModestConf *conf;
280         ModestMainWindowPrivate *priv;
281
282         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
283
284         conf = modest_runtime_get_conf ();
285         
286         modest_widget_memory_restore (conf, G_OBJECT(priv->main_paned),
287                                       MODEST_CONF_MAIN_PANED_KEY);
288         modest_widget_memory_restore (conf, G_OBJECT(priv->header_view),
289                                       MODEST_CONF_HEADER_VIEW_KEY);
290         modest_widget_memory_restore (conf, G_OBJECT(self), 
291                                       MODEST_CONF_MAIN_WINDOW_KEY);
292 }
293
294
295 static void
296 save_sizes (ModestMainWindow *self)
297 {
298         ModestConf *conf;
299         ModestMainWindowPrivate *priv;
300                 
301         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
302         conf = modest_runtime_get_conf ();
303         
304         modest_widget_memory_save (conf,G_OBJECT(self), 
305                                    MODEST_CONF_MAIN_WINDOW_KEY);
306         modest_widget_memory_save (conf, G_OBJECT(priv->main_paned), 
307                                    MODEST_CONF_MAIN_PANED_KEY);
308         modest_widget_memory_save (conf, G_OBJECT(priv->header_view), 
309                                    MODEST_CONF_HEADER_VIEW_KEY);
310 }
311
312 static void
313 wrap_in_scrolled_window (GtkWidget *win, GtkWidget *widget)
314 {
315         if (!gtk_widget_set_scroll_adjustments (widget, NULL, NULL))
316                 gtk_scrolled_window_add_with_viewport
317                         (GTK_SCROLLED_WINDOW(win), widget);
318         else
319                 gtk_container_add (GTK_CONTAINER(win),
320                                    widget);
321 }
322
323
324 static gboolean
325 on_delete_event (GtkWidget *widget, GdkEvent  *event, ModestMainWindow *self)
326 {
327         save_sizes (self);
328         return FALSE;
329 }
330
331
332 static void
333 on_connection_changed (TnyDevice *device, gboolean online, ModestMainWindow *self)
334 {
335         /* When going online, do the equivalent of pressing the send/receive button, 
336          * as per the specification:
337          * (without the check for >0 accounts, though that is not specified): */
338         if (online) {
339                 do_send_receive (MODEST_WINDOW (self));
340         }
341 }
342
343
344
345 static void
346 connect_signals (ModestMainWindow *self)
347 {       
348         ModestWindowPrivate *parent_priv;
349         ModestMainWindowPrivate *priv;
350         GtkWidget *menu;
351         
352         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
353         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
354         
355         /* folder view */
356         g_signal_connect (G_OBJECT(priv->folder_view), "key-press-event",
357                           G_CALLBACK(on_inner_widgets_key_pressed), self);
358         g_signal_connect (G_OBJECT(priv->folder_view), "folder_selection_changed",
359                           G_CALLBACK(modest_ui_actions_on_folder_selection_changed), self);
360         g_signal_connect (G_OBJECT(priv->folder_view), "folder-display-name-changed",
361                           G_CALLBACK(modest_ui_actions_on_folder_display_name_changed), self);
362
363         menu = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/FolderViewCSM");
364         gtk_widget_tap_and_hold_setup (GTK_WIDGET (priv->folder_view), menu, NULL, 0);
365
366         /* header view */
367 /*      g_signal_connect (G_OBJECT(priv->header_view), "status_update", */
368 /*                        G_CALLBACK(modest_ui_actions_on_header_status_update), self); */
369         g_signal_connect (G_OBJECT(priv->header_view), "header_selected",
370                           G_CALLBACK(modest_ui_actions_on_header_selected), self);
371         g_signal_connect (G_OBJECT(priv->header_view), "header_activated",
372                           G_CALLBACK(modest_ui_actions_on_header_activated), self);
373         g_signal_connect (G_OBJECT(priv->header_view), "item_not_found",
374                           G_CALLBACK(modest_ui_actions_on_item_not_found), self);
375         g_signal_connect (G_OBJECT(priv->header_view), "key-press-event",
376                           G_CALLBACK(on_inner_widgets_key_pressed), self);
377
378         /* window */
379         g_signal_connect (G_OBJECT(self), "delete-event", G_CALLBACK(on_delete_event), self);
380         g_signal_connect (G_OBJECT (self), "window-state-event",
381                           G_CALLBACK (modest_main_window_window_state_event),
382                           NULL);
383         g_signal_connect (G_OBJECT(self), "delete-event", G_CALLBACK(on_delete_event), self);
384
385         /* Mail Operation Queue */
386         g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
387                           "queue-changed",
388                           G_CALLBACK (on_queue_changed),
389                           self);
390
391         /* Track changes in the device name */
392         g_signal_connect (G_OBJECT(modest_runtime_get_conf ()),
393                           "key_changed",
394                           G_CALLBACK (on_configuration_key_changed), 
395                           self);
396
397         /* Track account changes. We need to refresh the toolbar */
398         g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
399                           "account_update",
400                           G_CALLBACK (on_account_update),
401                           self);
402
403         /* Device */
404         g_signal_connect (G_OBJECT(modest_runtime_get_device()), "connection_changed",
405                           G_CALLBACK(on_connection_changed), self);
406 }
407
408 /** Idle handler, to send/receive at startup .*/
409 gboolean
410 sync_accounts_cb (ModestMainWindow *win)
411 {
412         do_send_receive (MODEST_WINDOW(win));
413         return FALSE; /* Do not call this idle handler again. */
414 }
415
416
417 ModestWindow*
418 modest_main_window_new (void)
419 {
420         ModestMainWindow *self; 
421         ModestMainWindowPrivate *priv;
422         ModestWindowPrivate *parent_priv;
423         GtkWidget *folder_win;
424         GtkActionGroup *action_group;
425         GError *error = NULL;
426         TnyFolderStoreQuery *query;
427         GdkPixbuf *window_icon;
428         ModestConf *conf;
429         GtkAction *action;
430
431         self  = MODEST_MAIN_WINDOW(g_object_new(MODEST_TYPE_MAIN_WINDOW, NULL));
432         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
433         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
434
435         parent_priv->ui_manager = gtk_ui_manager_new();
436         action_group = gtk_action_group_new ("ModestMainWindowActions");
437         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
438
439         /* Add common actions */
440         gtk_action_group_add_actions (action_group,
441                                       modest_action_entries,
442                                       G_N_ELEMENTS (modest_action_entries),
443                                       self);
444
445         gtk_action_group_add_actions (action_group,
446                                       modest_folder_view_action_entries,
447                                       G_N_ELEMENTS (modest_folder_view_action_entries),
448                                       self);
449
450         gtk_action_group_add_toggle_actions (action_group,
451                                              modest_toggle_action_entries,
452                                              G_N_ELEMENTS (modest_toggle_action_entries),
453                                              self);
454
455         gtk_action_group_add_toggle_actions (action_group,
456                                              modest_main_window_toggle_action_entries,
457                                              G_N_ELEMENTS (modest_main_window_toggle_action_entries),
458                                              self);
459
460         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
461         g_object_unref (action_group);
462
463         /* Load the UI definition */
464         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager,
465                                          MODEST_UIDIR "modest-main-window-ui.xml", &error);
466         if (error != NULL) {
467                 g_warning ("Could not merge modest-ui.xml: %s", error->message);
468                 g_error_free (error);
469                 error = NULL;
470         }
471
472         /* Add accelerators */
473         gtk_window_add_accel_group (GTK_WINDOW (self), 
474                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
475
476         /* Menubar. Update the state of some toggles */
477         parent_priv->menubar = modest_maemo_utils_menubar_to_menu (parent_priv->ui_manager);
478         conf = modest_runtime_get_conf ();
479         action = gtk_ui_manager_get_action (parent_priv->ui_manager, 
480                                             "/MenuBar/ViewMenu/ViewShowToolbarMainMenu/ViewShowToolbarNormalScreenMenu");
481         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
482                                       modest_conf_get_bool (conf, MODEST_CONF_SHOW_TOOLBAR, NULL));
483         action = gtk_ui_manager_get_action (parent_priv->ui_manager, 
484                                             "/MenuBar/ViewMenu/ViewShowToolbarMainMenu/ViewShowToolbarFullScreenMenu");
485         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
486                                       modest_conf_get_bool (conf, MODEST_CONF_SHOW_TOOLBAR_FULLSCREEN, NULL));
487         hildon_window_set_menu (HILDON_WINDOW (self), GTK_MENU (parent_priv->menubar));
488
489         /* folder view */
490         query = tny_folder_store_query_new ();
491         tny_folder_store_query_add_item (query, NULL,
492                                          TNY_FOLDER_STORE_QUERY_OPTION_SUBSCRIBED);
493         priv->folder_view = MODEST_FOLDER_VIEW(modest_folder_view_new (query));
494         if (!priv->folder_view)
495                 g_printerr ("modest: cannot instantiate folder view\n");
496         g_object_unref (G_OBJECT (query));
497         modest_folder_view_set_style (priv->folder_view,
498                                       MODEST_FOLDER_VIEW_STYLE_SHOW_ONE);
499
500         /* Get device name */
501         modest_maemo_utils_get_device_name ();
502
503         /* header view */
504         priv->header_view  =
505                 MODEST_HEADER_VIEW(modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_DETAILS));
506         if (!priv->header_view)
507                 g_printerr ("modest: cannot instantiate header view\n");
508         modest_header_view_set_style (priv->header_view, MODEST_HEADER_VIEW_STYLE_TWOLINES);
509         
510         /* Create scrolled windows */
511         folder_win = gtk_scrolled_window_new (NULL, NULL);
512         priv->contents_widget = gtk_scrolled_window_new (NULL, NULL);
513         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (folder_win),
514                                         GTK_POLICY_NEVER,
515                                         GTK_POLICY_AUTOMATIC);
516         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->contents_widget),
517                                         GTK_POLICY_NEVER,
518                                         GTK_POLICY_AUTOMATIC);
519
520         wrap_in_scrolled_window (folder_win, GTK_WIDGET(priv->folder_view));
521         wrap_in_scrolled_window (priv->contents_widget, GTK_WIDGET(priv->header_view));
522
523         /* paned */
524         priv->main_paned = gtk_hpaned_new ();
525         gtk_paned_add1 (GTK_PANED(priv->main_paned), folder_win);
526         gtk_paned_add2 (GTK_PANED(priv->main_paned), priv->contents_widget);
527         gtk_widget_show (GTK_WIDGET(priv->header_view));
528         gtk_tree_view_columns_autosize (GTK_TREE_VIEW(priv->header_view));
529
530         /* putting it all together... */
531         priv->main_vbox = gtk_vbox_new (FALSE, 6);
532         gtk_box_pack_start (GTK_BOX(priv->main_vbox), priv->main_paned, TRUE, TRUE,0);
533
534         gtk_container_add (GTK_CONTAINER(self), priv->main_vbox);
535         restore_sizes (MODEST_MAIN_WINDOW(self));
536
537         /* Set window icon */
538         window_icon = modest_platform_get_icon (MODEST_APP_ICON);
539         gtk_window_set_icon (GTK_WINDOW (self), window_icon);
540         
541         /* Connect signals */
542         connect_signals (self);
543
544         /* Set account store */
545         tny_account_store_view_set_account_store (TNY_ACCOUNT_STORE_VIEW (priv->folder_view),
546                                                   TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()));
547
548         /* do send & receive when we are idle */
549         g_idle_add ((GSourceFunc)sync_accounts_cb, self);
550         
551         return MODEST_WINDOW(self);
552 }
553
554 gboolean 
555 modest_main_window_close_all (ModestMainWindow *self)
556 {
557         GtkWidget *note;
558         GtkResponseType response;
559
560         /* Create the confirmation dialog MSG-NOT308 */
561         note = hildon_note_new_confirmation_add_buttons (GTK_WINDOW (self),
562                                                          _("emev_nc_close_windows"),
563                                                          _("mcen_bd_yes"), GTK_RESPONSE_YES,
564                                                          _("mcen_bd_no"), GTK_RESPONSE_NO,
565                                                          NULL);
566
567         response = gtk_dialog_run (GTK_DIALOG (note));
568         gtk_widget_destroy (GTK_WIDGET (note));
569
570         if (response == GTK_RESPONSE_YES)
571                 return TRUE;
572         else
573                 return FALSE;
574 }
575
576
577 void 
578 modest_main_window_set_style (ModestMainWindow *self, 
579                               ModestMainWindowStyle style)
580 {
581         ModestMainWindowPrivate *priv;
582         ModestWindowPrivate *parent_priv;
583         GtkAction *action;
584
585         g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
586
587         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
588         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
589
590         /* no change -> nothing to do */
591         if (priv->style == style)
592                 return;
593
594         /* Get toggle button */
595         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarToggleView");
596
597         priv->style = style;
598
599         switch (style) {
600         case MODEST_MAIN_WINDOW_STYLE_SIMPLE:
601                 /* Remove main paned */
602                 g_object_ref (priv->main_paned);
603                 gtk_container_remove (GTK_CONTAINER (priv->main_vbox), priv->main_paned);
604
605                 /* Reparent the contents widget to the main vbox */
606                 gtk_widget_reparent (priv->contents_widget, priv->main_vbox);
607
608                 g_signal_handlers_block_by_func (action, modest_ui_actions_toggle_folders_view, self);
609                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
610                 g_signal_handlers_unblock_by_func (action, modest_ui_actions_toggle_folders_view, self);
611
612                 break;
613         case MODEST_MAIN_WINDOW_STYLE_SPLIT:
614                 /* Remove header view */
615                 g_object_ref (priv->contents_widget);
616                 gtk_container_remove (GTK_CONTAINER (priv->main_vbox), priv->contents_widget);
617
618                 /* Reparent the main paned */
619                 gtk_paned_add2 (GTK_PANED (priv->main_paned), priv->contents_widget);
620                 gtk_container_add (GTK_CONTAINER (priv->main_vbox), priv->main_paned);
621
622                 g_signal_handlers_block_by_func (action, modest_ui_actions_toggle_folders_view, self);
623                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), FALSE);
624                 g_signal_handlers_unblock_by_func (action, modest_ui_actions_toggle_folders_view, self);
625
626                 break;
627         default:
628                 g_return_if_reached ();
629         }
630
631         /* Let header view grab the focus if it's being shown */
632         if (priv->contents_style == MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS)
633                 gtk_widget_grab_focus (GTK_WIDGET (priv->header_view));
634         else 
635                 gtk_widget_grab_focus (GTK_WIDGET (priv->contents_widget));
636
637         /* Show changes */
638         gtk_widget_show_all (GTK_WIDGET (priv->main_vbox));
639 }
640
641 ModestMainWindowStyle
642 modest_main_window_get_style (ModestMainWindow *self)
643 {
644         ModestMainWindowPrivate *priv;
645
646         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW (self), -1);
647
648         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
649         return priv->style;
650 }
651
652
653
654 static gboolean
655 modest_main_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
656 {
657         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
658                 ModestWindowPrivate *parent_priv;
659                 ModestWindowMgr *mgr;
660                 gboolean is_fullscreen;
661                 GtkAction *fs_toggle_action;
662                 gboolean active;
663                 
664                 mgr = modest_runtime_get_window_mgr ();
665                 
666                 is_fullscreen = modest_window_mgr_get_fullscreen_mode (mgr);
667
668                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
669                 
670                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
671                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
672                 if (is_fullscreen != active) {
673                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
674                 }
675         }
676
677         return FALSE;
678
679 }
680
681 static void
682 set_homogeneous (GtkWidget *widget,
683                  gpointer data)
684 {
685         gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
686         gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
687 }
688
689 static void 
690 modest_main_window_show_toolbar (ModestWindow *self,
691                                  gboolean show_toolbar)
692 {
693         ModestMainWindowPrivate *priv = NULL;
694         ModestWindowPrivate *parent_priv = NULL;        
695         GtkWidget *reply_button = NULL, *menu = NULL;
696         GtkWidget *placeholder = NULL;
697         gint insert_index;
698
699         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
700         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
701
702         if (!parent_priv->toolbar && show_toolbar) {
703                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
704                                                                   "/ToolBar");
705
706                 /* Set homogeneous toolbar */
707                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar), 
708                                        set_homogeneous, NULL);
709         
710                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
711                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
712                 priv->refresh_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarSendReceive");
713                 priv->sort_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarSort");
714                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
715                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
716                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
717                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
718
719                 /* Add ProgressBar (Transfer toolbar) */ 
720                 priv->progress_bar = modest_progress_bar_widget_new ();
721                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
722                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressBarView");
723                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
724                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
725                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
726                 
727                 /* Connect cancel 'clicked' signal to abort progress mode */
728                 g_signal_connect(priv->cancel_toolitem, "clicked",
729                                  G_CALLBACK(cancel_progressbar),
730                                  self);
731                 
732                 /* Add it to the observers list */
733                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
734
735                 /* Add to window */
736                 hildon_window_add_toolbar (HILDON_WINDOW (self), 
737                                            GTK_TOOLBAR (parent_priv->toolbar));
738
739                 /* Set reply button tap and hold menu */
740                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
741                                                           "/ToolBar/ToolbarMessageReply");
742                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
743                                                   "/ToolbarReplyCSM");
744                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
745
746                 /* Set send & receive button tap and hold menu */
747                 on_account_update (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
748                                    NULL, self);
749         }
750
751         /* TODO: Why is this sometimes NULL? murrayc */
752         if (parent_priv->toolbar) {
753                 if (show_toolbar) {
754                         /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
755                         /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
756                         gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
757
758                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
759                         set_toolbar_mode (MODEST_MAIN_WINDOW(self), TOOLBAR_MODE_NORMAL);
760                 } else
761                         gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
762         }
763 }
764
765 /*
766  * TODO: modify the menu dynamically. Add handlers to each item of the
767  * menu when created
768  */
769 static void 
770 on_account_update (TnyAccountStore *account_store, 
771                    gchar *accout_name,
772                    gpointer user_data)
773 {
774         ModestMainWindow *self;
775         ModestMainWindowPrivate *priv;
776         ModestWindowPrivate *parent_priv;
777         TnyList *account_list;
778         GtkWidget *item, *send_receive_button;
779         TnyIterator *iter;
780         ModestAccountMgr *mgr;
781         gchar *default_account;
782
783         self = MODEST_MAIN_WINDOW (user_data);
784         priv = MODEST_MAIN_WINDOW_GET_PRIVATE (self);
785         parent_priv = MODEST_WINDOW_GET_PRIVATE (self);
786
787         /* If there is no toolbar then exit */
788         if (!parent_priv->toolbar)
789                 return;
790
791         if (priv->accounts_popup && gtk_menu_get_attach_widget (GTK_MENU (priv->accounts_popup)) ) {
792                 /* gtk_menu_detach will also unreference the popup, 
793                  * so we can forget about this instance, and create a new one later:
794                  */
795                 gtk_menu_detach (GTK_MENU (priv->accounts_popup));
796                 priv->accounts_popup = NULL;
797         }
798
799         /* Get accounts */
800         account_list = tny_simple_list_new ();
801         tny_account_store_get_accounts (account_store, 
802                                         account_list, 
803                                         TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
804
805         /* If there is only one account do not show any menu */
806         if (tny_list_get_length (account_list) <= 1)
807                 goto free;
808         
809         /* Get send receive button */
810         send_receive_button = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
811                                                           "/ToolBar/ToolbarSendReceive");
812
813         /* Create the menu */
814         priv->accounts_popup = gtk_menu_new ();
815         item = gtk_menu_item_new_with_label (_("mcen_me_toolbar_sendreceive_all"));
816         gtk_menu_shell_append (GTK_MENU_SHELL (priv->accounts_popup), GTK_WIDGET (item));
817         item = gtk_separator_menu_item_new ();
818         gtk_menu_shell_append (GTK_MENU_SHELL (priv->accounts_popup), GTK_WIDGET (item));
819
820         iter = tny_list_create_iterator (account_list);
821         mgr = modest_runtime_get_account_mgr ();
822         default_account = modest_account_mgr_get_default_account (mgr);
823
824         do {
825                 TnyAccount *acc = NULL;
826                 const gchar *acc_name = NULL;
827
828                 /* Create tool item */
829                 acc = TNY_ACCOUNT (tny_iterator_get_current (iter));
830                 if (acc)
831                         acc_name = tny_account_get_name (acc);
832
833                 /* Create display name */
834                 gchar *display_name = NULL;
835                 if (acc_name) {
836                         if (default_account && !(strcmp (default_account, acc_name) == 0))
837                                 display_name = g_strdup_printf (_("mcen_me_toolbar_sendreceive_default"), acc_name);
838                         else
839                                 display_name = g_strdup_printf (_("mcen_me_toolbar_sendreceive_mailbox_n"), acc_name);
840                 }
841                 else
842                 {
843                         /* TODO: This probably should never happen: */
844                         display_name = g_strdup_printf (_("mcen_me_toolbar_sendreceive_default"), "");
845                 }
846                 
847
848                 item = gtk_menu_item_new_with_label (display_name);
849
850                 /* Free */
851                 g_free (display_name);
852                 g_object_unref (acc);
853
854                 /* Append item */
855                 gtk_menu_shell_append (GTK_MENU_SHELL (priv->accounts_popup), GTK_WIDGET (item));
856
857                 /* Go to next */
858                 tny_iterator_next (iter);
859
860         } while (!tny_iterator_is_done (iter));
861
862         g_object_unref (iter);
863
864         /* Mandatory in order to view the menu contents */
865         gtk_widget_show_all (priv->accounts_popup);
866
867         /* Setup tap_and_hold */
868         gtk_widget_tap_and_hold_setup (send_receive_button, priv->accounts_popup, NULL, 0);
869
870  free:
871
872         /* Free */
873         g_object_unref (account_list);
874 }
875
876 /* 
877  * This function manages the key events used to navigate between
878  * header and folder views (when the window is in split view)
879  *
880  * FROM         KEY        ACTION
881  * -------------------------------------------------
882  * HeaderView   GDK_Left   Move focus to folder view
883  * FolderView   GDK_Right  Move focus to header view
884  *
885  * There is no need to scroll to selected row, the widgets will be the
886  * responsibles of doing that (probably managing the focus-in event
887  */
888 static gboolean 
889 on_inner_widgets_key_pressed (GtkWidget *widget,
890                               GdkEventKey *event,
891                               gpointer user_data)
892 {
893         ModestMainWindowPrivate *priv;
894
895         priv = MODEST_MAIN_WINDOW_GET_PRIVATE (user_data);
896
897         /* Do nothing if we're in SIMPLE style */
898         if (priv->style == MODEST_MAIN_WINDOW_STYLE_SIMPLE)
899                 return FALSE;
900
901         if (MODEST_IS_HEADER_VIEW (widget) && event->keyval == GDK_Left)
902                 gtk_widget_grab_focus (GTK_WIDGET (priv->folder_view));
903         else if (MODEST_IS_FOLDER_VIEW (widget) && event->keyval == GDK_Right)
904                 gtk_widget_grab_focus (GTK_WIDGET (priv->header_view));
905
906         return FALSE;
907 }
908
909 static void
910 set_alignment (GtkWidget *widget,
911                gpointer data)
912 {
913         gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.0);
914         gtk_misc_set_padding (GTK_MISC (widget), 0, 0);
915 }
916
917 static GtkWidget *
918 create_details_widget (TnyAccount *account)
919 {
920         GtkWidget *vbox;
921         gchar *label;
922
923         vbox = gtk_vbox_new (FALSE, 0);
924
925         /* Account description */
926         if (!strcmp (tny_account_get_id (account), MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
927                 gchar *device_name;
928
929                 /* Get device name */
930                 device_name = modest_conf_get_string (modest_runtime_get_conf(),
931                                                       MODEST_CONF_DEVICE_NAME, NULL);
932    
933                 label = g_strdup_printf ("%s: %s",
934                                          _("mcen_fi_localroot_description"),
935                                          device_name);
936                 gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
937                 g_free (device_name);
938                 g_free (label);
939         } else if (!strcmp (tny_account_get_id (account), MODEST_MMC_ACCOUNT_ID)) {
940                 /* TODO: MMC ? */
941                 gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new ("FIXME: MMC ?"), FALSE, FALSE, 0);
942         } else {
943                 GString *proto;
944
945                 /* Put proto in uppercase */
946                 proto = g_string_new (tny_account_get_proto (account));
947                 proto = g_string_ascii_up (proto);
948
949                 label = g_strdup_printf ("%s %s: %s", 
950                                          proto->str,
951                                          _("mcen_fi_remoteroot_account"),
952                                          tny_account_get_name (account));
953                 gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
954                 g_string_free (proto, TRUE);
955                 g_free (label);
956         }
957
958         /* Message count */
959         label = g_strdup_printf ("%s: %d", _("mcen_fi_rootfolder_messages"), 
960                                  modest_tny_account_get_message_count (account));
961         gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
962         g_free (label);
963
964         /* Folder count */
965         label = g_strdup_printf ("%s: %d", _("mcen_fi_rootfolder_folders"), 
966                                  modest_tny_account_get_folder_count (account));
967         gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
968         g_free (label);
969
970         /* Size / Date */
971         if (!strcmp (tny_account_get_id (account), MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
972                 /* FIXME: format size */
973                 label = g_strdup_printf ("%s: %d", _("mcen_fi_rootfolder_size"), 
974                                          modest_tny_account_get_local_size (account));
975                 gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
976                 g_free (label);
977         } else if (!strcmp (tny_account_get_id (account), MODEST_MMC_ACCOUNT_ID)) {
978                 gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new ("FIXME: MMC ?"), FALSE, FALSE, 0);
979         } else {
980                 label = g_strdup_printf ("%s: %s", _("mcen_ti_lastupdated"), "08/08/08");
981                 gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
982                 g_free (label);
983         }
984
985         /* Set alignment */
986         gtk_container_foreach (GTK_CONTAINER (vbox), (GtkCallback) set_alignment, NULL);
987
988         return vbox;
989 }
990
991 void 
992 modest_main_window_set_contents_style (ModestMainWindow *self, 
993                                        ModestMainWindowContentsStyle style)
994 {
995         ModestMainWindowPrivate *priv;
996         GtkWidget *content;
997         TnyAccount *account;
998
999         g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
1000
1001         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
1002
1003         /* We allow to set the same content style than the previously
1004            set if there are details, because it could happen when we're
1005            selecting different accounts consecutively */
1006         if ((priv->contents_style == style) &&
1007             (priv->contents_style == MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS))
1008                 return;
1009
1010         /* Remove previous child. Delete it if it was an account
1011            details widget */
1012         content = gtk_bin_get_child (GTK_BIN (priv->contents_widget));
1013         if (priv->contents_style != MODEST_MAIN_WINDOW_CONTENTS_STYLE_DETAILS)
1014                 g_object_ref (content);
1015         gtk_container_remove (GTK_CONTAINER (priv->contents_widget), content);
1016
1017         priv->contents_style = style;
1018
1019         switch (priv->contents_style) {
1020         case MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS:
1021                 wrap_in_scrolled_window (priv->contents_widget, GTK_WIDGET (priv->header_view));
1022                 break;
1023         case MODEST_MAIN_WINDOW_CONTENTS_STYLE_DETAILS:
1024                 /* TODO: show here account details */
1025                 account = TNY_ACCOUNT (modest_folder_view_get_selected (priv->folder_view));
1026                 priv->details_widget = create_details_widget (account);
1027
1028                 wrap_in_scrolled_window (priv->contents_widget, 
1029                                          priv->details_widget);
1030                 break;
1031         default:
1032                 g_return_if_reached ();
1033         }
1034
1035         /* Show */
1036         gtk_widget_show_all (priv->contents_widget);
1037 }
1038
1039 static void 
1040 on_configuration_key_changed (ModestConf* conf, 
1041                               const gchar *key, 
1042                               ModestConfEvent event, 
1043                               ModestMainWindow *self)
1044 {
1045         ModestMainWindowPrivate *priv;
1046         TnyAccount *account;
1047
1048         if (!key || strcmp (key, MODEST_CONF_DEVICE_NAME))
1049                 return;
1050
1051         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
1052
1053         if (priv->contents_style != MODEST_MAIN_WINDOW_CONTENTS_STYLE_DETAILS)
1054                 return;
1055
1056         account = (TnyAccount *) modest_folder_view_get_selected (priv->folder_view);
1057         if (TNY_IS_ACCOUNT (account) &&
1058             !strcmp (tny_account_get_id (account), MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
1059                 GList *children;
1060                 GtkLabel *label;
1061                 const gchar *device_name;
1062                 gchar *new_text;
1063                 
1064                 /* Get label */
1065                 children = gtk_container_get_children (GTK_CONTAINER (priv->details_widget));
1066                 label = GTK_LABEL (children->data);
1067                 
1068                 device_name = modest_conf_get_string (modest_runtime_get_conf(),
1069                                                       MODEST_CONF_DEVICE_NAME, NULL);
1070                 
1071                 new_text = g_strdup_printf ("%s: %s",
1072                                             _("mcen_fi_localroot_description"),
1073                                             device_name);
1074                 
1075                 gtk_label_set_text (label, new_text);
1076                 gtk_widget_show (GTK_WIDGET (label));
1077                 
1078                 g_free (new_text);
1079                 g_list_free (children);
1080         }
1081 }
1082
1083 static void 
1084 set_toolbar_mode (ModestMainWindow *self, 
1085                   ModestToolBarModes mode)
1086 {
1087         ModestWindowPrivate *parent_priv;
1088         ModestMainWindowPrivate *priv;
1089         GtkAction *sort_action, *refresh_action, *cancel_action;
1090
1091         g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
1092
1093         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1094         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
1095         
1096         sort_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarSort");
1097         refresh_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarSendReceive");
1098         cancel_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1099
1100         /* Sets current toolbar mode */
1101         priv->current_toolbar_mode = mode;
1102
1103         /* Show and hide toolbar items */
1104         switch (mode) {
1105         case TOOLBAR_MODE_NORMAL:
1106                 if (sort_action) 
1107                         gtk_action_set_visible (sort_action, TRUE);
1108                 if (refresh_action) 
1109                         gtk_action_set_visible (refresh_action, TRUE);
1110                 if (priv->progress_toolitem) {
1111                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
1112                         gtk_widget_hide (priv->progress_toolitem);
1113                 }
1114                 if (priv->progress_bar)
1115                         gtk_widget_hide (priv->progress_bar);                   
1116                 
1117                 if (cancel_action)
1118                         gtk_action_set_visible (cancel_action, FALSE);
1119                 break;
1120         case TOOLBAR_MODE_TRANSFER:
1121                 if (sort_action)
1122                         gtk_action_set_visible (sort_action, FALSE);
1123                 if (refresh_action)
1124                         gtk_action_set_visible (refresh_action, FALSE);
1125                 if (cancel_action)
1126                         gtk_action_set_visible (cancel_action, TRUE);
1127                 if (priv->progress_toolitem) {
1128                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1129                         gtk_widget_show (priv->progress_toolitem);
1130                 }
1131                 if (priv->progress_bar)
1132                         gtk_widget_show (priv->progress_bar);                   
1133                 break;
1134         default:
1135                 g_return_if_reached ();
1136         }
1137
1138         gtk_widget_show_all (GTK_WIDGET (self));
1139 }
1140
1141 static void
1142 cancel_progressbar (GtkToolButton *toolbutton,
1143                     ModestMainWindow *self)
1144 {
1145         GSList *tmp;
1146         ModestMainWindowPrivate *priv;
1147         
1148         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
1149
1150         /* Get operation observers and cancel its current operation */
1151         tmp = priv->progress_widgets;
1152         while (tmp) {
1153                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1154                 tmp=g_slist_next(tmp);
1155         }
1156 }
1157
1158 static gboolean
1159 observers_empty (ModestMainWindow *self)
1160 {
1161         GSList *tmp = NULL;
1162         ModestMainWindowPrivate *priv;
1163         gboolean is_empty = TRUE;
1164         guint pending_ops = 0;
1165  
1166         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
1167         tmp = priv->progress_widgets;
1168
1169         /* Check all observers */
1170         while (tmp && is_empty)  {
1171                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1172                 is_empty = pending_ops == 0;
1173                 
1174                 tmp = g_slist_next(tmp);
1175         }
1176         
1177         return is_empty;
1178 }
1179
1180 static void
1181 on_queue_changed (ModestMailOperationQueue *queue,
1182                   ModestMailOperation *mail_op,
1183                   ModestMailOperationQueueNotification type,
1184                   ModestMainWindow *self)
1185 {
1186         ModestMainWindowPrivate *priv;
1187         ModestMailOperationId op_id;
1188         ModestToolBarModes mode;
1189         GSList *tmp;
1190         gboolean mode_changed = FALSE;
1191
1192         g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
1193         priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
1194                
1195         /* Get toolbar mode from operation id*/
1196         op_id = modest_mail_operation_get_id (mail_op);
1197         switch (op_id) {
1198         case MODEST_MAIL_OPERATION_ID_SEND:
1199         case MODEST_MAIL_OPERATION_ID_RECEIVE:
1200                 mode = TOOLBAR_MODE_TRANSFER;
1201                 if (priv->current_toolbar_mode == TOOLBAR_MODE_NORMAL)
1202                         mode_changed = TRUE;
1203                 break;
1204         default:
1205                 mode = TOOLBAR_MODE_NORMAL;
1206                 
1207         }
1208                 
1209                        
1210         /* Add operation observers and change toolbar if neccessary*/
1211         tmp = priv->progress_widgets;
1212         switch (type) {
1213         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1214                 if (mode_changed)
1215                         set_toolbar_mode (self, mode);
1216                 if (mode == TOOLBAR_MODE_TRANSFER) {
1217                         while (tmp) {
1218                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1219                                                                       mail_op);
1220                                 tmp = g_slist_next (tmp);
1221                         }
1222                 }
1223                 break;
1224         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1225                 if (mode == TOOLBAR_MODE_TRANSFER) {
1226                         while (tmp) {
1227                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1228                                                                          mail_op);
1229                                 tmp = g_slist_next (tmp);
1230                         }
1231                         
1232                         /* If no more operations are being observed, NORMAL mode is enabled again */
1233                         if (observers_empty (self))
1234                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1235                 }
1236                 break;
1237         }       
1238 }