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         gchar *current_store_account;
  93
  94         /* sort button */
  95         GtkWidget *sort_button;
  96 };
  97 #define MODEST_HEADER_WINDOW_GET_PRIVATE(o)  (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  98                                                                           MODEST_TYPE_HEADER_WINDOW, \
  99                                                                           ModestHeaderWindowPrivate))
 100
 101 /* 'private'/'protected' functions */
 102 static void modest_header_window_class_init  (ModestHeaderWindowClass *klass);
 103 static void modest_header_window_init        (ModestHeaderWindow *obj);
 104 static void modest_header_window_finalize    (GObject *obj);
 105
 106 static void connect_signals (ModestHeaderWindow *self);
 107 static void modest_header_window_disconnect_signals (ModestWindow *self);
 108
 109 static void setup_menu (ModestHeaderWindow *self);
 110 static GtkWidget *create_empty_view (void);
 111 static GtkWidget *create_header_view (ModestWindow *progress_window,
 112                                       TnyFolder *folder);
 113
 114 static void update_view (ModestHeaderWindow *self,
 115                          TnyFolderChange *change);
 116 static void set_contents_state (ModestHeaderWindow *window,
 117                                 ContentsState state);
 118
 119 static void on_msg_count_changed (ModestHeaderView *header_view,
 120                                   TnyFolder *folder,
 121                                   TnyFolderChange *change,
 122                                   ModestHeaderWindow *header_window);
 123 static void on_header_activated (ModestHeaderView *header_view,
 124                                  TnyHeader *header,
 125                                  GtkTreePath *path,
 126                                  ModestHeaderWindow *header_window);
 127 static void on_updating_msg_list (ModestHeaderView *header_view,
 128                                   gboolean starting,
 129                                   gpointer user_data);
 130 static void set_delete_edit_mode (GtkButton *button,
 131                                   ModestHeaderWindow *self);
 132 static void set_moveto_edit_mode (GtkButton *button,
 133                                   ModestHeaderWindow *self);
 134 static gboolean on_expose_event(GtkTreeView *header_view,
 135                                 GdkEventExpose *event,
 136                                 gpointer user_data);
 137 static gboolean on_map_event (GtkWidget *widget,
 138                               GdkEvent *event,
 139                               gpointer userdata);
 140 static void on_vertical_movement (HildonPannableArea *area,
 141                                   HildonMovementDirection direction,
 142                                   gdouble x, gdouble y, gpointer user_data);
 143 static void on_queue_changed    (ModestMailOperationQueue *queue,
 144                                  ModestMailOperation *mail_op,
 145                                  ModestMailOperationQueueNotification type,
 146                                  ModestHeaderWindow *self);
 147 static void modest_header_window_pack_toolbar (ModestHildon2Window *self,
 148                                                GtkPackType pack_type,
 149                                                GtkWidget *toolbar);
 150 static void edit_mode_changed (ModestHeaderWindow *header_window,
 151                                gint edit_mode_id,
 152                                gboolean enabled,
 153                                ModestHeaderWindow *self);
 154 static void on_progress_list_changed (ModestWindowMgr *mgr,
 155                                       ModestHeaderWindow *self);
 156 static void update_progress_hint (ModestHeaderWindow *self);
 157 static void on_sort_column_changed (GtkTreeSortable *treesortable,
 158                                     gpointer         user_data);
 159 static void update_sort_button (ModestHeaderWindow *self);
 160
 161
 162 /* globals */
 163 static GtkWindowClass *parent_class = NULL;
 164
 165 #define EMPTYVIEW_XALIGN 0.5
 166 #define EMPTYVIEW_YALIGN 0.0
 167 #define EMPTYVIEW_XSPACE 1.0
 168 #define EMPTYVIEW_YSPACE 0.0
 169
 170
 171
 172 /************************************************************************/
 173
 174 GType
 175 modest_header_window_get_type (void)
 176 {
 177         static GType my_type = 0;
 178         if (!my_type) {
 179                 static const GTypeInfo my_info = {
 180                         sizeof(ModestHeaderWindowClass),
 181                         NULL,           /* base init */
 182                         NULL,           /* base finalize */
 183                         (GClassInitFunc) modest_header_window_class_init,
 184                         NULL,           /* class finalize */
 185                         NULL,           /* class data */
 186                         sizeof(ModestHeaderWindow),
 187                         1,              /* n_preallocs */
 188                         (GInstanceInitFunc) modest_header_window_init,
 189                         NULL
 190                 };
 191                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 192                                                   "ModestHeaderWindow",
 193                                                   &my_info, 0);
 194         }
 195         return my_type;
 196 }
 197
 198 static void
 199 modest_header_window_class_init (ModestHeaderWindowClass *klass)
 200 {
 201         GObjectClass *gobject_class;
 202         gobject_class = (GObjectClass*) klass;
 203         ModestWindowClass *modest_window_class = (ModestWindowClass *) klass;
 204         ModestHildon2WindowClass *modest_hildon2_window_class = (ModestHildon2WindowClass *) klass;
 205
 206         parent_class            = g_type_class_peek_parent (klass);
 207         gobject_class->finalize = modest_header_window_finalize;
 208
 209         g_type_class_add_private (gobject_class, sizeof(ModestHeaderWindowPrivate));
 210
 211         modest_window_class->disconnect_signals_func = modest_header_window_disconnect_signals;
 212         modest_hildon2_window_class->pack_toolbar_func = modest_header_window_pack_toolbar;
 213 }
 214
 215 static void
 216 modest_header_window_init (ModestHeaderWindow *obj)
 217 {
 218         ModestHeaderWindowPrivate *priv;
 219
 220         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 221
 222         priv->sighandlers = NULL;
 223
 224         priv->header_view = NULL;
 225         priv->empty_view = NULL;
 226         priv->top_vbox = NULL;
 227         priv->contents_view = NULL;
 228         priv->contents_state = CONTENTS_STATE_NONE;
 229         priv->folder = NULL;
 230         priv->updating_banner = NULL;
 231         priv->updating_banner_timeout = 0;
 232         priv->autoscroll = TRUE;
 233         priv->progress_hint = FALSE;
 234         priv->queue_change_handler = 0;
 235         priv->current_store_account = NULL;
 236         priv->sort_button = NULL;
 237
 238         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 239                                             GTK_WINDOW(obj),
 240                                             "applications_email_headerview");
 241 }
 242
 243 static void
 244 modest_header_window_finalize (GObject *obj)
 245 {
 246         ModestHeaderWindowPrivate *priv;
 247
 248         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 249
 250         g_object_unref (priv->folder);
 251         g_object_unref (priv->header_view);
 252         g_object_unref (priv->empty_view);
 253
 254         if (priv->current_store_account) {
 255                 g_free (priv->current_store_account);
 256                 priv->current_store_account = NULL;
 257         }
 258
 259         /* Sanity check: shouldn't be needed, the window mgr should
 260            call this function before */
 261         modest_header_window_disconnect_signals (MODEST_WINDOW (obj));
 262
 263         if (priv->updating_banner_timeout > 0) {
 264                 g_source_remove (priv->updating_banner_timeout);
 265                 priv->updating_banner_timeout = 0;
 266         }
 267         if (priv->updating_banner) {
 268                 gtk_widget_destroy (priv->updating_banner);
 269                 priv->updating_banner = NULL;
 270         }
 271
 272         G_OBJECT_CLASS(parent_class)->finalize (obj);
 273 }
 274
 275 static void
 276 modest_header_window_disconnect_signals (ModestWindow *self)
 277 {
 278         ModestHeaderWindowPrivate *priv;
 279         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 280
 281         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 282                                            priv->queue_change_handler))
 283                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 284                                              priv->queue_change_handler);
 285
 286         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 287         priv->sighandlers = NULL;
 288
 289 }
 290
 291 static void
 292 connect_signals (ModestHeaderWindow *self)
 293 {
 294         ModestHeaderWindowPrivate *priv;
 295         GtkTreeSortable *sortable;
 296
 297         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 298
 299         /* header view */
 300
 301         priv->sighandlers =
 302                 modest_signal_mgr_connect (priv->sighandlers,G_OBJECT(priv->header_view),
 303                                            "msg_count_changed",
 304                                            G_CALLBACK(on_msg_count_changed), self);
 305         priv->sighandlers =
 306                 modest_signal_mgr_connect (priv->sighandlers, G_OBJECT (priv->header_view),
 307                                            "header-activated",
 308                                            G_CALLBACK (on_header_activated), self);
 309         priv->sighandlers =
 310                 modest_signal_mgr_connect (priv->sighandlers,
 311                                            G_OBJECT (priv->header_view),
 312                                            "updating-msg-list",
 313                                            G_CALLBACK (on_updating_msg_list),
 314                                            self);
 315         priv->sighandlers =
 316                 modest_signal_mgr_connect (priv->sighandlers,
 317                                            G_OBJECT (priv->header_view),
 318                                            "expose-event",
 319                                            G_CALLBACK (on_expose_event),
 320                                            self);
 321
 322         sortable = GTK_TREE_SORTABLE (gtk_tree_model_filter_get_model
 323                                       (GTK_TREE_MODEL_FILTER (gtk_tree_view_get_model (
 324                                                                       GTK_TREE_VIEW (priv->header_view)))));
 325         priv->sighandlers =
 326                 modest_signal_mgr_connect (priv->sighandlers,
 327                                            G_OBJECT (sortable),
 328                                            "sort-column-changed",
 329                                            G_CALLBACK (on_sort_column_changed),
 330                                            self);
 331
 332         priv->sighandlers =
 333                 modest_signal_mgr_connect (priv->sighandlers,
 334                                            G_OBJECT (self),
 335                                            "map-event",
 336                                            G_CALLBACK (on_map_event),
 337                                            self);
 338
 339         priv->sighandlers =
 340                 modest_signal_mgr_connect (priv->sighandlers,
 341                                            G_OBJECT (priv->contents_view),
 342                                            "vertical-movement",
 343                                            G_CALLBACK (on_vertical_movement),
 344                                            self);
 345
 346         /* Mail Operation Queue */
 347         priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 348                                                        G_OBJECT (modest_runtime_get_window_mgr ()),
 349                                                        "progress-list-changed",
 350                                                        G_CALLBACK (on_progress_list_changed), self);
 351 }
 352
 353 static GtkWidget *
 354 create_header_view (ModestWindow *self, TnyFolder *folder)
 355 {
 356         GtkWidget *header_view;
 357
 358         header_view  = modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_TWOLINES);
 359         modest_header_view_set_folder (MODEST_HEADER_VIEW (header_view), folder,
 360                                        TRUE, self, NULL, NULL);
 361         modest_header_view_set_filter (MODEST_HEADER_VIEW (header_view),
 362                                        MODEST_HEADER_VIEW_FILTER_NONE);
 363         modest_widget_memory_restore (modest_runtime_get_conf (), G_OBJECT(header_view),
 364                                       MODEST_CONF_HEADER_VIEW_KEY);
 365
 366         return header_view;
 367 }
 368
 369 static GtkWidget *
 370 create_empty_view (void)
 371 {
 372         GtkWidget *label = NULL;
 373         GtkWidget *align = NULL;
 374
 375         align = gtk_alignment_new(EMPTYVIEW_XALIGN, EMPTYVIEW_YALIGN, EMPTYVIEW_XSPACE, EMPTYVIEW_YSPACE);
 376         label = gtk_label_new (_("mcen_ia_nomessages"));
 377         gtk_widget_show (label);
 378         gtk_widget_show (align);
 379         gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
 380         gtk_container_add (GTK_CONTAINER (align), label);
 381
 382         return align;
 383 }
 384
 385 static void
 386 on_vertical_movement (HildonPannableArea *area,
 387                       HildonMovementDirection direction,
 388                       gdouble x, gdouble y, gpointer user_data)
 389 {
 390         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 391         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 392
 393         priv->autoscroll = FALSE;
 394 }
 395
 396
 397 ModestWindow *
 398 modest_header_window_new (TnyFolder *folder, const gchar *account_name)
 399 {
 400         ModestHeaderWindow *self = NULL;
 401         ModestHeaderWindowPrivate *priv = NULL;
 402         HildonProgram *app;
 403         GdkPixbuf *window_icon;
 404         ModestAccountMgr *mgr;
 405         ModestAccountSettings *settings = NULL;
 406         ModestServerAccountSettings *store_settings = NULL;
 407
 408         self  = MODEST_HEADER_WINDOW(g_object_new(MODEST_TYPE_HEADER_WINDOW, NULL));
 409         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 410
 411         priv->folder = g_object_ref (folder);
 412
 413         priv->contents_view = hildon_pannable_area_new ();
 414
 415         /* We need to do this here to properly listen for mail
 416            operations because create_header_view launches a mail
 417            operation */
 418         priv->queue_change_handler =
 419                 g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 420                                   "queue-changed",
 421                                   G_CALLBACK (on_queue_changed),
 422                                   self);
 423
 424         priv->header_view  = create_header_view (MODEST_WINDOW (self), folder);
 425         priv->empty_view = create_empty_view ();
 426
 427         /* Transform the floating reference in a "hard" reference. We
 428            need to do this because the widgets could be added/removed
 429            to containers many times so we always need to keep a
 430            reference. It could happen also that some widget is never
 431            added to any container */
 432         g_object_ref_sink (priv->header_view);
 433         g_object_ref_sink (priv->empty_view);
 434
 435         g_signal_connect (G_OBJECT (self), "edit-mode-changed",
 436                           G_CALLBACK (edit_mode_changed), (gpointer) self);
 437         setup_menu (self);
 438
 439         priv->top_vbox = gtk_vbox_new (FALSE, 0);
 440         gtk_box_pack_end (GTK_BOX (priv->top_vbox), priv->contents_view, TRUE, TRUE, 0);
 441
 442         gtk_container_add (GTK_CONTAINER (self), priv->top_vbox);
 443
 444         gtk_widget_show (priv->contents_view);
 445         gtk_widget_show (priv->top_vbox);
 446
 447         connect_signals (MODEST_HEADER_WINDOW (self));
 448
 449         update_view (self, NULL);
 450
 451         /* Load previous osso state, for instance if we are being restored from
 452          * hibernation:  */
 453         modest_osso_load_state ();
 454
 455         /* Get device name */
 456         modest_maemo_utils_get_device_name ();
 457
 458         app = hildon_program_get_instance ();
 459         hildon_program_add_window (app, HILDON_WINDOW (self));
 460
 461         /* Set window icon */
 462         window_icon = modest_platform_get_icon (MODEST_APP_ICON, MODEST_ICON_SIZE_BIG);
 463         if (window_icon) {
 464                 gtk_window_set_icon (GTK_WINDOW (self), window_icon);
 465                 g_object_unref (window_icon);
 466         }
 467
 468         /* Set window title */
 469         if (TNY_IS_FOLDER (folder)) {
 470                 gchar *folder_name;
 471
 472                 folder_name = modest_tny_folder_get_display_name (folder);
 473                 gtk_window_set_title (GTK_WINDOW (self), folder_name);
 474                 g_free (folder_name);
 475         }
 476
 477         /* Dont't restore settings here,
 478          * because it requires a gtk_widget_show(),
 479          * and we don't want to do that until later,
 480          * so that the UI is not visible for non-menu D-Bus activation.
 481          */
 482
 483         /* setup edit modes */
 484         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE,
 485                                                   _("mcen_ti_edit_delete"), _HL("wdgt_bd_delete"),
 486                                                   GTK_TREE_VIEW (priv->header_view),
 487                                                   GTK_SELECTION_MULTIPLE,
 488                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_delete_message));
 489         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE,
 490                                                   _("mcen_ti_edit_move"), _HL("wdgt_bd_move"),
 491                                                   GTK_TREE_VIEW (priv->header_view),
 492                                                   GTK_SELECTION_MULTIPLE,
 493                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_move_to));
 494
 495
 496         modest_window_set_active_account (MODEST_WINDOW (self), account_name);
 497         mgr = modest_runtime_get_account_mgr ();
 498         settings = modest_account_mgr_load_account_settings (mgr, account_name);
 499         if (settings) {
 500                 store_settings = modest_account_settings_get_store_settings (settings);
 501                 if (store_settings) {
 502                         priv->current_store_account =
 503                                 g_strdup (modest_server_account_settings_get_account_name (store_settings));
 504                         g_object_unref (store_settings);
 505                 }
 506                 g_object_unref (settings);
 507         }
 508
 509         update_progress_hint (self);
 510         update_sort_button (self);
 511
 512         return MODEST_WINDOW(self);
 513 }
 514
 515 ModestHeaderView *
 516 modest_header_window_get_header_view (ModestHeaderWindow *self)
 517 {
 518         ModestHeaderWindowPrivate *priv = NULL;
 519
 520         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 521
 522         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 523
 524         return MODEST_HEADER_VIEW (priv->header_view);
 525 }
 526
 527 static void setup_menu (ModestHeaderWindow *self)
 528 {
 529         ModestHeaderWindowPrivate *priv;
 530
 531         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 532         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 533
 534         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
 535                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
 536                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
 537         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_move_messages"), NULL,
 538                                            APP_MENU_CALLBACK (set_moveto_edit_mode),
 539                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
 540         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_delete_messages"), NULL,
 541                                            APP_MENU_CALLBACK (set_delete_edit_mode),
 542                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_delete));
 543         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_folder_details"), NULL,
 544                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
 545                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
 546         priv->sort_button = hildon_button_new (MODEST_EDITABLE_SIZE,
 547                                                HILDON_BUTTON_ARRANGEMENT_VERTICAL);
 548         hildon_button_set_title (HILDON_BUTTON (priv->sort_button), _("mcen_me_sort"));
 549         g_signal_connect (G_OBJECT (priv->sort_button), "clicked",
 550                           G_CALLBACK (modest_ui_actions_on_sort), (gpointer) self);
 551         modest_hildon2_window_add_button_to_menu (MODEST_HILDON2_WINDOW (self), GTK_BUTTON (priv->sort_button),
 552                                                   modest_ui_dimming_rules_on_sort);
 553         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_sendandreceive"), NULL,
 554                                            APP_MENU_CALLBACK (modest_ui_actions_on_send_receive),
 555                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_send_receive));
 556         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_outbox_cancelsend"), NULL,
 557                                            APP_MENU_CALLBACK (modest_ui_actions_cancel_send),
 558                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_cancel_sending_all));
 559 }
 560
 561 static void
 562 update_view (ModestHeaderWindow *self,
 563              TnyFolderChange *change)
 564 {
 565         ModestHeaderWindowPrivate *priv = NULL;
 566         gboolean refilter = FALSE;
 567         gboolean folder_empty = FALSE;
 568         gboolean all_marked_as_deleted = FALSE;
 569
 570         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 571         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 572         g_return_if_fail (priv->folder);
 573
 574         if (change != NULL) {
 575                 TnyFolderChangeChanged changed;
 576
 577                 changed = tny_folder_change_get_changed (change);
 578                 /* If something changes */
 579                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
 580                         folder_empty = (((guint) tny_folder_change_get_new_all_count (change)) == 0);
 581                 else
 582                         folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 583
 584                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
 585                         refilter = TRUE;
 586         } else {
 587                 folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 588         }
 589
 590         /* Check if all messages are marked to be deleted */
 591         all_marked_as_deleted = modest_header_view_is_empty (MODEST_HEADER_VIEW (priv->header_view));
 592         folder_empty = folder_empty || all_marked_as_deleted;
 593
 594         /* Set style of headers view */
 595         set_contents_state (self, folder_empty?CONTENTS_STATE_EMPTY:CONTENTS_STATE_HEADERS);
 596
 597         if (refilter)
 598                 modest_header_view_refilter (MODEST_HEADER_VIEW (priv->header_view));
 599 }
 600
 601 static void
 602 set_contents_state (ModestHeaderWindow *self,
 603                     ContentsState state)
 604 {
 605         ModestHeaderWindowPrivate *priv = NULL;
 606
 607         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 608         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 609
 610         if (priv->contents_state == state)
 611                 return;
 612
 613         /* Remove from container the old content */
 614         switch (priv->contents_state) {
 615         case CONTENTS_STATE_EMPTY:
 616                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 617                 break;
 618         case CONTENTS_STATE_HEADERS:
 619                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->header_view);
 620                 break;
 621         case CONTENTS_STATE_NONE:
 622                 break;
 623         }
 624
 625         /* Add the new content */
 626         switch (state) {
 627         case CONTENTS_STATE_EMPTY:
 628                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 629                 gtk_widget_show (priv->empty_view);
 630                 break;
 631         case CONTENTS_STATE_HEADERS:
 632                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->header_view);
 633                 gtk_widget_show (priv->header_view);
 634                 break;
 635         case CONTENTS_STATE_NONE:
 636                 break;
 637         }
 638         priv->contents_state = state;
 639 }
 640
 641 static void
 642 on_msg_count_changed (ModestHeaderView *header_view,
 643                       TnyFolder *folder,
 644                       TnyFolderChange *change,
 645                       ModestHeaderWindow *header_window)
 646 {
 647         g_return_if_fail (MODEST_IS_HEADER_WINDOW (header_window));
 648
 649         update_view (MODEST_HEADER_WINDOW (header_window), change);
 650 }
 651
 652 static void
 653 on_header_activated (ModestHeaderView *header_view,
 654                      TnyHeader *header,
 655                      GtkTreePath *path,
 656                      ModestHeaderWindow *header_window)
 657 {
 658         modest_ui_actions_on_header_activated (header_view, header, path, MODEST_WINDOW (header_window));
 659 }
 660
 661 static void
 662 updating_banner_destroyed (gpointer data,
 663                            GObject *where_the_object_was)
 664 {
 665         ModestHeaderWindowPrivate *priv = NULL;
 666
 667         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
 668
 669         priv->updating_banner = NULL;
 670 }
 671
 672 static gboolean
 673 show_updating_banner (gpointer user_data)
 674 {
 675         ModestHeaderWindowPrivate *priv = NULL;
 676
 677         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 678
 679         if (priv->updating_banner == NULL) {
 680
 681                 /* We're outside the main lock */
 682                 gdk_threads_enter ();
 683                 priv->updating_banner =
 684                         modest_platform_animation_banner (GTK_WIDGET (user_data), NULL,
 685                                                           _CS ("ckdg_pb_updating"));
 686
 687                 /* We need this because banners in Maemo could be
 688                    destroyed by dialogs so we need to properly update
 689                    our reference to it */
 690                 g_object_weak_ref (G_OBJECT (priv->updating_banner),
 691                                    updating_banner_destroyed,
 692                                    user_data);
 693                 gdk_threads_leave ();
 694         }
 695
 696         /* Remove timeout */
 697         priv->updating_banner_timeout = 0;
 698         return FALSE;
 699 }
 700
 701 /**
 702  * We use this function to show/hide a progress banner showing
 703  * "Updating" while the header view is being filled. We're not showing
 704  * it unless the update takes more than 2 seconds
 705  *
 706  * If starting = TRUE then the refresh is starting, otherwise it means
 707  * that is has just finished
 708  */
 709 static void
 710 on_updating_msg_list (ModestHeaderView *header_view,
 711                       gboolean starting,
 712                       gpointer user_data)
 713 {
 714         ModestHeaderWindowPrivate *priv = NULL;
 715
 716         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 717
 718         /* Remove old timeout */
 719         if (priv->updating_banner_timeout > 0) {
 720                 g_source_remove (priv->updating_banner_timeout);
 721                 priv->updating_banner_timeout = 0;
 722         }
 723
 724         /* Create a new timeout */
 725         if (starting) {
 726                 priv->updating_banner_timeout =
 727                         g_timeout_add (2000, show_updating_banner, user_data);
 728         } else {
 729                 /* Remove the banner if exists */
 730                 if (priv->updating_banner) {
 731                         gtk_widget_destroy (priv->updating_banner);
 732                         priv->updating_banner = NULL;
 733                 }
 734         }
 735 }
 736
 737 static void
 738 set_delete_edit_mode (GtkButton *button,
 739                       ModestHeaderWindow *self)
 740 {
 741         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE);
 742 }
 743
 744 static void
 745 set_moveto_edit_mode (GtkButton *button,
 746                     ModestHeaderWindow *self)
 747 {
 748         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE);
 749 }
 750
 751 static gboolean
 752 on_expose_event(GtkTreeView *header_view,
 753                 GdkEventExpose *event,
 754                 gpointer user_data)
 755 {
 756         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 757         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 758
 759         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 760
 761         if (priv->autoscroll)
 762                 hildon_pannable_area_jump_to (HILDON_PANNABLE_AREA (priv->contents_view), 0.0, 0.0);
 763
 764         return FALSE;
 765 }
 766
 767 static gboolean
 768 on_map_event(GtkWidget *widget,
 769              GdkEvent *event,
 770              gpointer user_data)
 771 {
 772         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 773         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 774
 775         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 776
 777         if (priv->progress_hint) {
 778                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), TRUE);
 779         }
 780         return FALSE;
 781 }
 782
 783 static void
 784 on_progress_list_changed (ModestWindowMgr *mgr,
 785                           ModestHeaderWindow *self)
 786 {
 787         update_progress_hint (self);
 788 }
 789
 790 static gboolean
 791 has_active_operations (ModestHeaderWindow *self)
 792 {
 793         GSList *operations = NULL, *node;
 794         ModestMailOperationQueue *queue;
 795         gboolean has_active = FALSE;
 796
 797         queue = modest_runtime_get_mail_operation_queue ();
 798         operations = modest_mail_operation_queue_get_by_source (queue, G_OBJECT (self));
 799
 800         for (node = operations; node != NULL; node = g_slist_next (node)) {
 801                 if (!modest_mail_operation_is_finished (MODEST_MAIL_OPERATION (node->data))) {
 802                         has_active = TRUE;
 803                         break;
 804                 }
 805         }
 806
 807         if (operations) {
 808                 g_slist_foreach (operations, (GFunc) g_object_unref, NULL);
 809                 g_slist_free (operations);
 810         }
 811
 812         return has_active;
 813 }
 814
 815 static void
 816 update_progress_hint (ModestHeaderWindow *self)
 817 {
 818         ModestHeaderWindowPrivate *priv;
 819
 820         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 821
 822         priv->progress_hint = FALSE;
 823
 824         if (has_active_operations (self)) {
 825                 priv->progress_hint = TRUE;
 826         }
 827
 828         if (!priv->progress_hint && priv->current_store_account) {
 829                 priv->progress_hint =
 830                         modest_window_mgr_has_progress_operation_on_account (modest_runtime_get_window_mgr (),
 831                                                                              priv->current_store_account);
 832         }
 833
 834         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
 835
 836         if (GTK_WIDGET_VISIBLE (self)) {
 837                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), priv->progress_hint?1:0);
 838         }
 839 }
 840
 841 gboolean
 842 modest_header_window_toolbar_on_transfer_mode     (ModestHeaderWindow *self)
 843 {
 844         ModestHeaderWindowPrivate *priv= NULL;
 845
 846         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 847         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 848
 849         return priv->progress_hint;
 850 }
 851
 852 gboolean
 853 modest_header_window_transfer_mode_enabled (ModestHeaderWindow *self)
 854 {
 855         ModestHeaderWindowPrivate *priv;
 856
 857         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 858         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 859
 860         return priv->progress_hint;
 861 }
 862
 863 static void
 864 on_mail_operation_started (ModestMailOperation *mail_op,
 865                            gpointer user_data)
 866 {
 867         ModestHeaderWindow *self;
 868         ModestMailOperationTypeOperation op_type;
 869         GObject *source = NULL;
 870
 871         self = MODEST_HEADER_WINDOW (user_data);
 872         op_type = modest_mail_operation_get_type_operation (mail_op);
 873         source = modest_mail_operation_get_source(mail_op);
 874         if (G_OBJECT (self) == source) {
 875                 update_progress_hint (self);
 876         }
 877         g_object_unref (source);
 878 }
 879
 880 static void
 881 on_mail_operation_finished (ModestMailOperation *mail_op,
 882                             gpointer user_data)
 883 {
 884         ModestHeaderWindow *self;
 885
 886         self = MODEST_HEADER_WINDOW (user_data);
 887
 888         /* Don't disable the progress hint if there are more pending
 889            operations from this window */
 890         update_progress_hint (self);
 891
 892         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
 893 }
 894
 895 static void
 896 on_queue_changed (ModestMailOperationQueue *queue,
 897                   ModestMailOperation *mail_op,
 898                   ModestMailOperationQueueNotification type,
 899                   ModestHeaderWindow *self)
 900 {
 901         ModestHeaderWindowPrivate *priv;
 902
 903         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 904
 905         /* If this operations was created by another window, do nothing */
 906         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
 907                 return;
 908
 909         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
 910                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 911                                                                G_OBJECT (mail_op),
 912                                                                "operation-started",
 913                                                                G_CALLBACK (on_mail_operation_started),
 914                                                                self);
 915                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 916                                                                G_OBJECT (mail_op),
 917                                                                "operation-finished",
 918                                                                G_CALLBACK (on_mail_operation_finished),
 919                                                                self);
 920         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
 921                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
 922                                                                   G_OBJECT (mail_op),
 923                                                                   "operation-started");
 924                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
 925                                                                   G_OBJECT (mail_op),
 926                                                                   "operation-finished");
 927         }
 928 }
 929
 930 static void
 931 modest_header_window_pack_toolbar (ModestHildon2Window *self,
 932                                    GtkPackType pack_type,
 933                                    GtkWidget *toolbar)
 934 {
 935         ModestHeaderWindowPrivate *priv;
 936
 937         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 938         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 939
 940         if (pack_type == GTK_PACK_START) {
 941                 gtk_box_pack_start (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
 942         } else {
 943                 gtk_box_pack_end (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
 944         }
 945 }
 946
 947 static void
 948 edit_mode_changed (ModestHeaderWindow *header_window,
 949                    gint edit_mode_id,
 950                    gboolean enabled,
 951                    ModestHeaderWindow *self)
 952 {
 953         ModestHeaderWindowPrivate *priv;
 954         ModestHeaderViewFilter filter = MODEST_HEADER_VIEW_FILTER_NONE;
 955
 956         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 957         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 958
 959         switch (edit_mode_id) {
 960         case EDIT_MODE_COMMAND_MOVE:
 961                 filter = MODEST_HEADER_VIEW_FILTER_MOVEABLE;
 962                 break;
 963         case EDIT_MODE_COMMAND_DELETE:
 964                 filter = MODEST_HEADER_VIEW_FILTER_DELETABLE;
 965                 break;
 966         case MODEST_HILDON2_WINDOW_EDIT_MODE_NONE:
 967                 filter = MODEST_HEADER_VIEW_FILTER_NONE;
 968                 break;
 969         }
 970
 971         if (enabled) {
 972                 modest_header_view_set_filter (MODEST_HEADER_VIEW (priv->header_view),
 973                                                filter);
 974         } else {
 975                 GtkTreeSelection *sel;
 976
 977                 /* Unselect all. This will prevent us from keeping a
 978                    reference to a TnyObject that we don't want to
 979                    have */
 980                 sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->header_view));
 981                 gtk_tree_selection_unselect_all (sel);
 982
 983                 modest_header_view_unset_filter (MODEST_HEADER_VIEW (priv->header_view),
 984                                                  filter);
 985         }
 986 }
 987
 988 static void
 989 on_sort_column_changed (GtkTreeSortable *treesortable,
 990                         gpointer         user_data)
 991 {
 992         update_sort_button (MODEST_HEADER_WINDOW (user_data));
 993 }
 994
 995 static void
 996 update_sort_button (ModestHeaderWindow *self)
 997 {
 998         ModestHeaderWindowPrivate *priv;
 999         GtkTreeSortable *sortable;
1000         gint current_sort_colid = -1;
1001         GtkSortType current_sort_type;
1002         const gchar *value = NULL;
1003
1004         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1005         sortable = GTK_TREE_SORTABLE (gtk_tree_model_filter_get_model
1006                                       (GTK_TREE_MODEL_FILTER (gtk_tree_view_get_model (
1007                                                                       GTK_TREE_VIEW (priv->header_view)))));
1008
1009         if (!gtk_tree_sortable_get_sort_column_id (sortable,
1010                                                    &current_sort_colid, &current_sort_type)) {
1011                 value =  _("mcen_li_sort_sender_date_newest");
1012         } else {
1013                 switch (current_sort_colid) {
1014                 case TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN:
1015                 {
1016                         GList *cols = NULL;
1017                         cols = modest_header_view_get_columns (MODEST_HEADER_VIEW (priv->header_view));
1018                         if (cols != NULL) {
1019                                 gpointer flags_sort_type_pointer;
1020                                 flags_sort_type_pointer = g_object_get_data (G_OBJECT (cols->data),
1021                                                                              MODEST_HEADER_VIEW_FLAG_SORT);
1022                                 if (GPOINTER_TO_INT (flags_sort_type_pointer) == TNY_HEADER_FLAG_PRIORITY_MASK)
1023                                         value = _("mcen_li_sort_priority");
1024                                 else
1025                                         value = _("mcen_li_sort_attachment");
1026                                 g_list_free(cols);
1027                         }
1028                 }
1029                 break;
1030                 case TNY_GTK_HEADER_LIST_MODEL_TO_COLUMN:
1031                 case TNY_GTK_HEADER_LIST_MODEL_FROM_COLUMN:
1032                         if (current_sort_type == GTK_SORT_ASCENDING)
1033                                 value = _("mcen_li_sort_sender_recipient_az");
1034                         else
1035                                 value = _("mcen_li_sort_sender_recipient_za");
1036                         break;
1037                 case TNY_GTK_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN:
1038                 case TNY_GTK_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN:
1039                         if (current_sort_type == GTK_SORT_ASCENDING)
1040                                 value = _("mcen_li_sort_date_oldest");
1041                         else
1042                                 value = _("mcen_li_sort_date_newest");
1043                         break;
1044                 case TNY_GTK_HEADER_LIST_MODEL_SUBJECT_COLUMN:
1045                         if (current_sort_type == GTK_SORT_ASCENDING)
1046                                 value = _("mcen_li_sort_subject_az");
1047                         else
1048                                 value = _("mcen_li_sort_subject_za");
1049                         break;
1050                 case TNY_GTK_HEADER_LIST_MODEL_MESSAGE_SIZE_COLUMN:
1051                         if (current_sort_type == GTK_SORT_ASCENDING)
1052                                 value = _("mcen_li_sort_size_smallest");
1053                         else
1054                                 value = _("mcen_li_sort_size_largest");
1055                         break;
1056                 }
1057         }
1058
1059         hildon_button_set_value (HILDON_BUTTON (priv->sort_button), value?value:"");
1060 }