git.maemo.org Git - modest/blob - src/hildon2/modest-header-window.c

   1 /* Copyright (c) 2008, 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 <modest-header-window.h>
  31 #include <modest-osso-state-saving.h>
  32 #include <libosso.h>
  33 #include <hildon/hildon-pannable-area.h>
  34 #include <modest-window-mgr.h>
  35 #include <modest-window-priv.h>
  36 #include <modest-signal-mgr.h>
  37 #include <modest-runtime.h>
  38 #include <modest-platform.h>
  39 #include <modest-maemo-utils.h>
  40 #include <modest-icon-names.h>
  41 #include <modest-ui-constants.h>
  42 #include <modest-account-mgr.h>
  43 #include <modest-account-mgr-helpers.h>
  44 #include <modest-defs.h>
  45 #include <modest-widget-memory.h>
  46 #include <modest-ui-actions.h>
  47 #include <modest-platform.h>
  48 #include <modest-text-utils.h>
  49 #include <hildon/hildon-button.h>
  50 #include <hildon/hildon-program.h>
  51 #include <hildon/hildon-banner.h>
  52 #include <modest-ui-dimming-rules.h>
  53 #include <modest-tny-folder.h>
  54
  55 typedef enum {
  56         CONTENTS_STATE_NONE = 0,
  57         CONTENTS_STATE_EMPTY = 1,
  58         CONTENTS_STATE_HEADERS = 2
  59 } ContentsState;
  60
  61 typedef enum {
  62         EDIT_MODE_COMMAND_MOVE = 1,
  63         EDIT_MODE_COMMAND_DELETE = 2,
  64 } EditModeCommand;
  65
  66 typedef struct _ModestHeaderWindowPrivate ModestHeaderWindowPrivate;
  67 struct _ModestHeaderWindowPrivate {
  68
  69         GtkWidget *header_view;
  70         GtkWidget *empty_view;
  71         GtkWidget *contents_view;
  72         GtkWidget *top_vbox;
  73
  74         /* state bar */
  75         ContentsState contents_state;
  76
  77         TnyFolder *folder;
  78
  79         /* autoscroll */
  80         gboolean autoscroll;
  81
  82         /* banners */
  83         GtkWidget *updating_banner;
  84         guint updating_banner_timeout;
  85
  86         /* signals */
  87         GSList *sighandlers;
  88         gulong queue_change_handler;
  89
  90         /* progress hint */
  91         gboolean progress_hint;
  92 };
  93 #define MODEST_HEADER_WINDOW_GET_PRIVATE(o)  (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  94                                                                           MODEST_TYPE_HEADER_WINDOW, \
  95                                                                           ModestHeaderWindowPrivate))
  96
  97 /* 'private'/'protected' functions */
  98 static void modest_header_window_class_init  (ModestHeaderWindowClass *klass);
  99 static void modest_header_window_init        (ModestHeaderWindow *obj);
 100 static void modest_header_window_finalize    (GObject *obj);
 101
 102 static void connect_signals (ModestHeaderWindow *self);
 103 static void modest_header_window_disconnect_signals (ModestWindow *self);
 104
 105 static void setup_menu (ModestHeaderWindow *self);
 106 static GtkWidget *create_empty_view (void);
 107 static GtkWidget *create_header_view (ModestWindow *progress_window,
 108                                       TnyFolder *folder);
 109
 110 static void update_view (ModestHeaderWindow *self,
 111                          TnyFolderChange *change);
 112 static void set_contents_state (ModestHeaderWindow *window,
 113                                 ContentsState state);
 114
 115 static void on_msg_count_changed (ModestHeaderView *header_view,
 116                                   TnyFolder *folder,
 117                                   TnyFolderChange *change,
 118                                   ModestHeaderWindow *header_window);
 119 static void on_header_activated (ModestHeaderView *header_view,
 120                                  TnyHeader *header,
 121                                  GtkTreePath *path,
 122                                  ModestHeaderWindow *header_window);
 123 static void on_updating_msg_list (ModestHeaderView *header_view,
 124                                   gboolean starting,
 125                                   gpointer user_data);
 126 static void set_delete_edit_mode (GtkButton *button,
 127                                   ModestHeaderWindow *self);
 128 static void set_moveto_edit_mode (GtkButton *button,
 129                                   ModestHeaderWindow *self);
 130 static gboolean on_expose_event(GtkTreeView *header_view,
 131                                 GdkEventExpose *event,
 132                                 gpointer user_data);
 133 static void on_vertical_movement (HildonPannableArea *area,
 134                                   HildonMovementDirection direction,
 135                                   gdouble x, gdouble y, gpointer user_data);
 136 static void set_progress_hint    (ModestHeaderWindow *self,
 137                                   gboolean enabled);
 138 static void on_queue_changed    (ModestMailOperationQueue *queue,
 139                                  ModestMailOperation *mail_op,
 140                                  ModestMailOperationQueueNotification type,
 141                                  ModestHeaderWindow *self);
 142 static void modest_header_window_show_toolbar   (ModestWindow *window,
 143                                                  gboolean show_toolbar);
 144 static void modest_header_window_pack_toolbar (ModestHildon2Window *self,
 145                                                GtkPackType pack_type,
 146                                                GtkWidget *toolbar);
 147 static void edit_mode_changed (ModestHeaderWindow *header_window,
 148                                gint edit_mode_id,
 149                                gboolean enabled,
 150                                ModestHeaderWindow *self);
 151
 152
 153 /* globals */
 154 static GtkWindowClass *parent_class = NULL;
 155
 156 #define EMPTYVIEW_XALIGN 0.5
 157 #define EMPTYVIEW_YALIGN 0.0
 158 #define EMPTYVIEW_XSPACE 1.0
 159 #define EMPTYVIEW_YSPACE 0.0
 160
 161
 162
 163 /************************************************************************/
 164
 165 GType
 166 modest_header_window_get_type (void)
 167 {
 168         static GType my_type = 0;
 169         if (!my_type) {
 170                 static const GTypeInfo my_info = {
 171                         sizeof(ModestHeaderWindowClass),
 172                         NULL,           /* base init */
 173                         NULL,           /* base finalize */
 174                         (GClassInitFunc) modest_header_window_class_init,
 175                         NULL,           /* class finalize */
 176                         NULL,           /* class data */
 177                         sizeof(ModestHeaderWindow),
 178                         1,              /* n_preallocs */
 179                         (GInstanceInitFunc) modest_header_window_init,
 180                         NULL
 181                 };
 182                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 183                                                   "ModestHeaderWindow",
 184                                                   &my_info, 0);
 185         }
 186         return my_type;
 187 }
 188
 189 static void
 190 modest_header_window_class_init (ModestHeaderWindowClass *klass)
 191 {
 192         GObjectClass *gobject_class;
 193         gobject_class = (GObjectClass*) klass;
 194         ModestWindowClass *modest_window_class = (ModestWindowClass *) klass;
 195         ModestHildon2WindowClass *modest_hildon2_window_class = (ModestHildon2WindowClass *) klass;
 196
 197         parent_class            = g_type_class_peek_parent (klass);
 198         gobject_class->finalize = modest_header_window_finalize;
 199
 200         g_type_class_add_private (gobject_class, sizeof(ModestHeaderWindowPrivate));
 201
 202         modest_window_class->show_toolbar_func = modest_header_window_show_toolbar;
 203         modest_window_class->disconnect_signals_func = modest_header_window_disconnect_signals;
 204         modest_hildon2_window_class->pack_toolbar_func = modest_header_window_pack_toolbar;
 205 }
 206
 207 static void
 208 modest_header_window_init (ModestHeaderWindow *obj)
 209 {
 210         ModestHeaderWindowPrivate *priv;
 211
 212         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 213
 214         priv->sighandlers = NULL;
 215
 216         priv->header_view = NULL;
 217         priv->empty_view = NULL;
 218         priv->top_vbox = NULL;
 219         priv->contents_view = NULL;
 220         priv->contents_state = CONTENTS_STATE_NONE;
 221         priv->folder = NULL;
 222         priv->updating_banner = NULL;
 223         priv->updating_banner_timeout = 0;
 224         priv->autoscroll = TRUE;
 225         priv->progress_hint = FALSE;
 226         priv->queue_change_handler = 0;
 227
 228         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 229                                             GTK_WINDOW(obj),
 230                                             "applications_email_headerview");
 231 }
 232
 233 static void
 234 modest_header_window_finalize (GObject *obj)
 235 {
 236         ModestHeaderWindowPrivate *priv;
 237
 238         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 239
 240         g_object_unref (priv->header_view);
 241         g_object_unref (priv->empty_view);
 242         g_object_unref (priv->folder);
 243
 244         /* Sanity check: shouldn't be needed, the window mgr should
 245            call this function before */
 246         modest_header_window_disconnect_signals (MODEST_WINDOW (obj));
 247
 248         if (priv->updating_banner_timeout > 0) {
 249                 g_source_remove (priv->updating_banner_timeout);
 250                 priv->updating_banner_timeout = 0;
 251         }
 252         if (priv->updating_banner) {
 253                 gtk_widget_destroy (priv->updating_banner);
 254                 priv->updating_banner = NULL;
 255         }
 256
 257         G_OBJECT_CLASS(parent_class)->finalize (obj);
 258 }
 259
 260 static void
 261 modest_header_window_disconnect_signals (ModestWindow *self)
 262 {
 263         ModestHeaderWindowPrivate *priv;
 264         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 265
 266         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 267                                            priv->queue_change_handler))
 268                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 269                                              priv->queue_change_handler);
 270
 271         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 272         priv->sighandlers = NULL;
 273
 274 }
 275
 276 static void
 277 connect_signals (ModestHeaderWindow *self)
 278 {
 279         ModestHeaderWindowPrivate *priv;
 280
 281         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 282
 283         /* header view */
 284
 285         priv->sighandlers =
 286                 modest_signal_mgr_connect (priv->sighandlers,G_OBJECT(priv->header_view),
 287                                            "msg_count_changed",
 288                                            G_CALLBACK(on_msg_count_changed), self);
 289         priv->sighandlers =
 290                 modest_signal_mgr_connect (priv->sighandlers, G_OBJECT (priv->header_view),
 291                                            "header-activated",
 292                                            G_CALLBACK (on_header_activated), self);
 293         priv->sighandlers =
 294                 modest_signal_mgr_connect (priv->sighandlers,
 295                                            G_OBJECT (priv->header_view),
 296                                            "updating-msg-list",
 297                                            G_CALLBACK (on_updating_msg_list),
 298                                            self);
 299         priv->sighandlers =
 300                 modest_signal_mgr_connect (priv->sighandlers,
 301                                            G_OBJECT (priv->header_view),
 302                                            "expose-event",
 303                                            G_CALLBACK (on_expose_event),
 304                                            self);
 305
 306         priv->sighandlers =
 307                 modest_signal_mgr_connect (priv->sighandlers,
 308                                            G_OBJECT (priv->contents_view),
 309                                            "vertical-movement",
 310                                            G_CALLBACK (on_vertical_movement),
 311                                            self);
 312
 313         /* Mail Operation Queue */
 314         priv->queue_change_handler =
 315                 g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 316                                   "queue-changed",
 317                                   G_CALLBACK (on_queue_changed),
 318                                   self);
 319 }
 320
 321 static GtkWidget *
 322 create_header_view (ModestWindow *self, TnyFolder *folder)
 323 {
 324         GtkWidget *header_view;
 325
 326         header_view  = modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_TWOLINES);
 327         modest_header_view_set_folder (MODEST_HEADER_VIEW (header_view), folder,
 328                                        TRUE, self, NULL, NULL);
 329         modest_header_view_set_filter (MODEST_HEADER_VIEW (header_view),
 330                                        MODEST_HEADER_VIEW_FILTER_NONE);
 331         modest_widget_memory_restore (modest_runtime_get_conf (), G_OBJECT(header_view),
 332                                       MODEST_CONF_HEADER_VIEW_KEY);
 333
 334         return header_view;
 335 }
 336
 337 static GtkWidget *
 338 create_empty_view (void)
 339 {
 340         GtkWidget *label = NULL;
 341         GtkWidget *align = NULL;
 342
 343         align = gtk_alignment_new(EMPTYVIEW_XALIGN, EMPTYVIEW_YALIGN, EMPTYVIEW_XSPACE, EMPTYVIEW_YSPACE);
 344         label = gtk_label_new (_("mcen_ia_nomessages"));
 345         gtk_widget_show (label);
 346         gtk_widget_show (align);
 347         gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
 348         gtk_container_add (GTK_CONTAINER (align), label);
 349
 350         return align;
 351 }
 352
 353 static void
 354 on_vertical_movement (HildonPannableArea *area,
 355                       HildonMovementDirection direction,
 356                       gdouble x, gdouble y, gpointer user_data)
 357 {
 358         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 359         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 360
 361         priv->autoscroll = FALSE;
 362 }
 363
 364
 365 ModestWindow *
 366 modest_header_window_new (TnyFolder *folder)
 367 {
 368         ModestHeaderWindow *self = NULL;
 369         ModestHeaderWindowPrivate *priv = NULL;
 370         HildonProgram *app;
 371         GdkPixbuf *window_icon;
 372
 373         self  = MODEST_HEADER_WINDOW(g_object_new(MODEST_TYPE_HEADER_WINDOW, NULL));
 374         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 375
 376         priv->folder = g_object_ref (folder);
 377
 378         priv->contents_view = hildon_pannable_area_new ();
 379
 380         priv->header_view  = create_header_view (MODEST_WINDOW (self), folder);
 381         priv->empty_view = create_empty_view ();
 382         g_object_ref (priv->header_view);
 383         g_object_ref (priv->empty_view);
 384         g_signal_connect (G_OBJECT (self), "edit-mode-changed",
 385                           G_CALLBACK (edit_mode_changed), (gpointer) self);
 386         setup_menu (self);
 387
 388         priv->top_vbox = gtk_vbox_new (FALSE, 0);
 389         gtk_box_pack_end (GTK_BOX (priv->top_vbox), priv->contents_view, TRUE, TRUE, 0);
 390
 391         gtk_container_add (GTK_CONTAINER (self), priv->top_vbox);
 392
 393         gtk_widget_show (priv->contents_view);
 394         gtk_widget_show (priv->top_vbox);
 395
 396         connect_signals (MODEST_HEADER_WINDOW (self));
 397
 398         update_view (self, NULL);
 399
 400         /* Load previous osso state, for instance if we are being restored from
 401          * hibernation:  */
 402         modest_osso_load_state ();
 403
 404         /* Get device name */
 405         modest_maemo_utils_get_device_name ();
 406
 407         app = hildon_program_get_instance ();
 408         hildon_program_add_window (app, HILDON_WINDOW (self));
 409
 410         /* Set window icon */
 411         window_icon = modest_platform_get_icon (MODEST_APP_ICON, MODEST_ICON_SIZE_BIG);
 412         if (window_icon) {
 413                 gtk_window_set_icon (GTK_WINDOW (self), window_icon);
 414                 g_object_unref (window_icon);
 415         }
 416
 417         /* Set window title */
 418         if (TNY_IS_FOLDER (folder)) {
 419                 gchar *folder_name;
 420
 421                 folder_name = modest_tny_folder_get_display_name (folder);
 422                 gtk_window_set_title (GTK_WINDOW (self), folder_name);
 423                 g_free (folder_name);
 424         }
 425
 426         /* Dont't restore settings here,
 427          * because it requires a gtk_widget_show(),
 428          * and we don't want to do that until later,
 429          * so that the UI is not visible for non-menu D-Bus activation.
 430          */
 431
 432         /* setup edit modes */
 433         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE,
 434                                                   _("mcen_ti_edit_delete"), _HL("wdgt_bd_delete"),
 435                                                   GTK_TREE_VIEW (priv->header_view),
 436                                                   GTK_SELECTION_MULTIPLE,
 437                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_delete_message));
 438         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE,
 439                                                   _("mcen_ti_edit_move"), _("mcen_me_move"),
 440                                                   GTK_TREE_VIEW (priv->header_view),
 441                                                   GTK_SELECTION_MULTIPLE,
 442                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_move_to));
 443
 444         return MODEST_WINDOW(self);
 445 }
 446
 447 ModestHeaderView *
 448 modest_header_window_get_header_view (ModestHeaderWindow *self)
 449 {
 450         ModestHeaderWindowPrivate *priv = NULL;
 451
 452         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 453
 454         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 455
 456         return MODEST_HEADER_VIEW (priv->header_view);
 457 }
 458
 459 static void setup_menu (ModestHeaderWindow *self)
 460 {
 461         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 462
 463         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_move_messages"), NULL,
 464                                            APP_MENU_CALLBACK (set_moveto_edit_mode),
 465                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_delete));
 466         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_delete_messages"), NULL,
 467                                            APP_MENU_CALLBACK (set_delete_edit_mode),
 468                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
 469         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_folder_details"), NULL,
 470                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
 471                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
 472         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_sort"), NULL,
 473                                            APP_MENU_CALLBACK (modest_ui_actions_on_sort),
 474                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_sort));
 475         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
 476                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
 477                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
 478         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_sendandreceive"), NULL,
 479                                            APP_MENU_CALLBACK (modest_ui_actions_on_send_receive),
 480                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_send_receive));
 481         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_outbox_cancelsend"), NULL,
 482                                            APP_MENU_CALLBACK (modest_ui_actions_cancel_send),
 483                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_cancel_sending_all));
 484 }
 485
 486 static void
 487 update_view (ModestHeaderWindow *self,
 488              TnyFolderChange *change)
 489 {
 490         ModestHeaderWindowPrivate *priv = NULL;
 491         gboolean refilter = FALSE;
 492         gboolean folder_empty = FALSE;
 493         gboolean all_marked_as_deleted = FALSE;
 494
 495         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 496         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 497         g_return_if_fail (priv->folder);
 498
 499         if (change != NULL) {
 500                 TnyFolderChangeChanged changed;
 501
 502                 changed = tny_folder_change_get_changed (change);
 503                 /* If something changes */
 504                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
 505                         folder_empty = (((guint) tny_folder_change_get_new_all_count (change)) == 0);
 506                 else
 507                         folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 508
 509                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
 510                         refilter = TRUE;
 511         } else {
 512                 folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 513         }
 514
 515         /* Check if all messages are marked to be deleted */
 516         all_marked_as_deleted = modest_header_view_is_empty (MODEST_HEADER_VIEW (priv->header_view));
 517         folder_empty = folder_empty || all_marked_as_deleted;
 518
 519         /* Set style of headers view */
 520         set_contents_state (self, folder_empty?CONTENTS_STATE_EMPTY:CONTENTS_STATE_HEADERS);
 521
 522         if (refilter)
 523                 modest_header_view_refilter (MODEST_HEADER_VIEW (priv->header_view));
 524 }
 525
 526 static void
 527 set_contents_state (ModestHeaderWindow *self,
 528                     ContentsState state)
 529 {
 530         ModestHeaderWindowPrivate *priv = NULL;
 531
 532         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 533         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 534
 535         if (priv->contents_state == state)
 536                 return;
 537
 538         /* Remove from container the old content */
 539         switch (priv->contents_state) {
 540         case CONTENTS_STATE_EMPTY:
 541                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 542                 break;
 543         case CONTENTS_STATE_HEADERS:
 544                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->header_view);
 545                 break;
 546         case CONTENTS_STATE_NONE:
 547                 break;
 548         }
 549
 550         /* Add the new content */
 551         switch (state) {
 552         case CONTENTS_STATE_EMPTY:
 553                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 554                 gtk_widget_show (priv->empty_view);
 555                 break;
 556         case CONTENTS_STATE_HEADERS:
 557                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->header_view);
 558                 gtk_widget_show (priv->header_view);
 559                 break;
 560         case CONTENTS_STATE_NONE:
 561                 break;
 562         }
 563         priv->contents_state = state;
 564
 565 }
 566
 567 static void
 568 on_msg_count_changed (ModestHeaderView *header_view,
 569                       TnyFolder *folder,
 570                       TnyFolderChange *change,
 571                       ModestHeaderWindow *header_window)
 572 {
 573         g_return_if_fail (MODEST_IS_HEADER_WINDOW (header_window));
 574
 575         update_view (MODEST_HEADER_WINDOW (header_window), change);
 576 }
 577
 578 static void
 579 on_header_activated (ModestHeaderView *header_view,
 580                      TnyHeader *header,
 581                      GtkTreePath *path,
 582                      ModestHeaderWindow *header_window)
 583 {
 584         modest_ui_actions_on_header_activated (header_view, header, path, MODEST_WINDOW (header_window));
 585 }
 586
 587 static void
 588 updating_banner_destroyed (gpointer data,
 589                            GObject *where_the_object_was)
 590 {
 591         ModestHeaderWindowPrivate *priv = NULL;
 592
 593         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
 594
 595         priv->updating_banner = NULL;
 596 }
 597
 598 static gboolean
 599 show_updating_banner (gpointer user_data)
 600 {
 601         ModestHeaderWindowPrivate *priv = NULL;
 602
 603         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 604
 605         if (priv->updating_banner == NULL) {
 606
 607                 /* We're outside the main lock */
 608                 gdk_threads_enter ();
 609                 priv->updating_banner =
 610                         modest_platform_animation_banner (GTK_WIDGET (user_data), NULL,
 611                                                           _CS ("ckdg_pb_updating"));
 612
 613                 /* We need this because banners in Maemo could be
 614                    destroyed by dialogs so we need to properly update
 615                    our reference to it */
 616                 g_object_weak_ref (G_OBJECT (priv->updating_banner),
 617                                    updating_banner_destroyed,
 618                                    user_data);
 619                 gdk_threads_leave ();
 620         }
 621
 622         /* Remove timeout */
 623         priv->updating_banner_timeout = 0;
 624         return FALSE;
 625 }
 626
 627 /**
 628  * We use this function to show/hide a progress banner showing
 629  * "Updating" while the header view is being filled. We're not showing
 630  * it unless the update takes more than 2 seconds
 631  *
 632  * If starting = TRUE then the refresh is starting, otherwise it means
 633  * that is has just finished
 634  */
 635 static void
 636 on_updating_msg_list (ModestHeaderView *header_view,
 637                       gboolean starting,
 638                       gpointer user_data)
 639 {
 640         ModestHeaderWindowPrivate *priv = NULL;
 641
 642         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 643
 644         /* Remove old timeout */
 645         if (priv->updating_banner_timeout > 0) {
 646                 g_source_remove (priv->updating_banner_timeout);
 647                 priv->updating_banner_timeout = 0;
 648         }
 649
 650         /* Create a new timeout */
 651         if (starting) {
 652                 priv->updating_banner_timeout =
 653                         g_timeout_add (2000, show_updating_banner, user_data);
 654         } else {
 655                 /* Remove the banner if exists */
 656                 if (priv->updating_banner) {
 657                         gtk_widget_destroy (priv->updating_banner);
 658                         priv->updating_banner = NULL;
 659                 }
 660         }
 661 }
 662
 663 static void
 664 set_delete_edit_mode (GtkButton *button,
 665                       ModestHeaderWindow *self)
 666 {
 667         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE);
 668 }
 669
 670 static void
 671 set_moveto_edit_mode (GtkButton *button,
 672                     ModestHeaderWindow *self)
 673 {
 674         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE);
 675 }
 676
 677 static gboolean
 678 on_expose_event(GtkTreeView *header_view,
 679                 GdkEventExpose *event,
 680                 gpointer user_data)
 681 {
 682         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 683         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 684
 685         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 686
 687         if (priv->autoscroll)
 688                 hildon_pannable_area_jump_to (HILDON_PANNABLE_AREA (priv->contents_view), 0.0, 0.0);
 689
 690         return FALSE;
 691 }
 692
 693 static gboolean
 694 set_toolbar_transfer_mode (ModestHeaderWindow *self)
 695 {
 696         ModestHeaderWindowPrivate *priv = NULL;
 697
 698         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 699
 700         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 701
 702         set_progress_hint (self, TRUE);
 703
 704         return FALSE;
 705 }
 706
 707 static void
 708 set_progress_hint (ModestHeaderWindow *self,
 709                    gboolean enabled)
 710 {
 711         ModestWindowPrivate *parent_priv;
 712         ModestHeaderWindowPrivate *priv;
 713
 714         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 715
 716         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 717         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 718
 719         /* Sets current progress hint */
 720         priv->progress_hint = enabled;
 721
 722         if (GTK_WIDGET_VISIBLE (self)) {
 723                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), enabled?1:0);
 724         }
 725
 726 }
 727
 728 gboolean
 729 modest_header_window_toolbar_on_transfer_mode     (ModestHeaderWindow *self)
 730 {
 731         ModestHeaderWindowPrivate *priv= NULL;
 732
 733         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 734         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 735
 736         return priv->progress_hint;
 737 }
 738
 739 static void
 740 modest_header_window_show_toolbar (ModestWindow *self,
 741                                    gboolean show_toolbar)
 742 {
 743         ModestHeaderWindowPrivate *priv = NULL;
 744         ModestWindowPrivate *parent_priv;
 745
 746         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 747         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 748
 749         if (modest_header_window_transfer_mode_enabled (MODEST_HEADER_WINDOW (self)))
 750                 set_progress_hint (MODEST_HEADER_WINDOW (self), TRUE);
 751         else
 752                 set_progress_hint (MODEST_HEADER_WINDOW (self), FALSE);
 753 }
 754
 755 gboolean
 756 modest_header_window_transfer_mode_enabled (ModestHeaderWindow *self)
 757 {
 758         ModestHeaderWindowPrivate *priv;
 759
 760         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 761         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 762
 763         return priv->progress_hint;
 764 }
 765
 766 static void
 767 on_mail_operation_started (ModestMailOperation *mail_op,
 768                            gpointer user_data)
 769 {
 770         ModestHeaderWindow *self;
 771         ModestMailOperationTypeOperation op_type;
 772         GObject *source = NULL;
 773
 774         self = MODEST_HEADER_WINDOW (user_data);
 775         op_type = modest_mail_operation_get_type_operation (mail_op);
 776         source = modest_mail_operation_get_source(mail_op);
 777         if (G_OBJECT (self) == source) {
 778                 set_toolbar_transfer_mode(self);
 779         }
 780         g_object_unref (source);
 781 }
 782
 783 static void
 784 on_mail_operation_finished (ModestMailOperation *mail_op,
 785                             gpointer user_data)
 786 {
 787         ModestHeaderWindow *self;
 788         ModestMailOperationTypeOperation op_type;
 789         GSList *operations = NULL;
 790         ModestMailOperationQueue *queue;
 791
 792         self = MODEST_HEADER_WINDOW (user_data);
 793         op_type = modest_mail_operation_get_type_operation (mail_op);
 794
 795         queue = modest_runtime_get_mail_operation_queue ();
 796         operations = modest_mail_operation_queue_get_by_source (queue, user_data);
 797
 798         /* There should be at least the current one */
 799         if (!operations)
 800                 g_return_if_reached ();
 801
 802         /* Don't disable the progress hint if there are more pending
 803            operations from this window */
 804         if (g_slist_length (operations) == 1)
 805                 set_progress_hint (self, FALSE);
 806
 807         g_slist_free (operations);
 808         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
 809 }
 810
 811 static void
 812 on_queue_changed (ModestMailOperationQueue *queue,
 813                   ModestMailOperation *mail_op,
 814                   ModestMailOperationQueueNotification type,
 815                   ModestHeaderWindow *self)
 816 {
 817         ModestHeaderWindowPrivate *priv;
 818
 819         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 820
 821         /* If this operations was created by another window, do nothing */
 822         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
 823                 return;
 824
 825         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
 826                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 827                                                                G_OBJECT (mail_op),
 828                                                                "operation-started",
 829                                                                G_CALLBACK (on_mail_operation_started),
 830                                                                self);
 831                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 832                                                                G_OBJECT (mail_op),
 833                                                                "operation-finished",
 834                                                                G_CALLBACK (on_mail_operation_finished),
 835                                                                self);
 836         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
 837                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
 838                                                                   G_OBJECT (mail_op),
 839                                                                   "operation-started");
 840                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
 841                                                                   G_OBJECT (mail_op),
 842                                                                   "operation-finished");
 843         }
 844 }
 845
 846 static void
 847 modest_header_window_pack_toolbar (ModestHildon2Window *self,
 848                                    GtkPackType pack_type,
 849                                    GtkWidget *toolbar)
 850 {
 851         ModestHeaderWindowPrivate *priv;
 852
 853         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 854         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 855
 856         if (pack_type == GTK_PACK_START) {
 857                 gtk_box_pack_start (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
 858         } else {
 859                 gtk_box_pack_end (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
 860         }
 861 }
 862
 863 static void
 864 edit_mode_changed (ModestHeaderWindow *header_window,
 865                    gint edit_mode_id,
 866                    gboolean enabled,
 867                    ModestHeaderWindow *self)
 868 {
 869         ModestHeaderWindowPrivate *priv;
 870         ModestHeaderViewFilter filter = MODEST_HEADER_VIEW_FILTER_NONE;
 871
 872         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 873         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 874
 875         switch (edit_mode_id) {
 876         case EDIT_MODE_COMMAND_MOVE:
 877                 filter = MODEST_HEADER_VIEW_FILTER_MOVEABLE;
 878                 break;
 879         case EDIT_MODE_COMMAND_DELETE:
 880                 filter = MODEST_HEADER_VIEW_FILTER_DELETABLE;
 881                 break;
 882         case MODEST_HILDON2_WINDOW_EDIT_MODE_NONE:
 883                 filter = MODEST_HEADER_VIEW_FILTER_NONE;
 884                 break;
 885         }
 886
 887         if (enabled)
 888                 modest_header_view_set_filter (MODEST_HEADER_VIEW (priv->header_view),
 889                                                filter);
 890         else
 891                 modest_header_view_unset_filter (MODEST_HEADER_VIEW (priv->header_view),
 892                                                  filter);
 893 }