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