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 gboolean on_map_event (GtkWidget *widget,
 134                               GdkEvent *event,
 135                               gpointer userdata);
 136 static void on_vertical_movement (HildonPannableArea *area,
 137                                   HildonMovementDirection direction,
 138                                   gdouble x, gdouble y, gpointer user_data);
 139 static void set_progress_hint    (ModestHeaderWindow *self,
 140                                   gboolean enabled);
 141 static void on_queue_changed    (ModestMailOperationQueue *queue,
 142                                  ModestMailOperation *mail_op,
 143                                  ModestMailOperationQueueNotification type,
 144                                  ModestHeaderWindow *self);
 145 static void modest_header_window_show_toolbar   (ModestWindow *window,
 146                                                  gboolean show_toolbar);
 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
 155
 156 /* globals */
 157 static GtkWindowClass *parent_class = NULL;
 158
 159 #define EMPTYVIEW_XALIGN 0.5
 160 #define EMPTYVIEW_YALIGN 0.0
 161 #define EMPTYVIEW_XSPACE 1.0
 162 #define EMPTYVIEW_YSPACE 0.0
 163
 164
 165
 166 /************************************************************************/
 167
 168 GType
 169 modest_header_window_get_type (void)
 170 {
 171         static GType my_type = 0;
 172         if (!my_type) {
 173                 static const GTypeInfo my_info = {
 174                         sizeof(ModestHeaderWindowClass),
 175                         NULL,           /* base init */
 176                         NULL,           /* base finalize */
 177                         (GClassInitFunc) modest_header_window_class_init,
 178                         NULL,           /* class finalize */
 179                         NULL,           /* class data */
 180                         sizeof(ModestHeaderWindow),
 181                         1,              /* n_preallocs */
 182                         (GInstanceInitFunc) modest_header_window_init,
 183                         NULL
 184                 };
 185                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 186                                                   "ModestHeaderWindow",
 187                                                   &my_info, 0);
 188         }
 189         return my_type;
 190 }
 191
 192 static void
 193 modest_header_window_class_init (ModestHeaderWindowClass *klass)
 194 {
 195         GObjectClass *gobject_class;
 196         gobject_class = (GObjectClass*) klass;
 197         ModestWindowClass *modest_window_class = (ModestWindowClass *) klass;
 198         ModestHildon2WindowClass *modest_hildon2_window_class = (ModestHildon2WindowClass *) klass;
 199
 200         parent_class            = g_type_class_peek_parent (klass);
 201         gobject_class->finalize = modest_header_window_finalize;
 202
 203         g_type_class_add_private (gobject_class, sizeof(ModestHeaderWindowPrivate));
 204
 205         modest_window_class->show_toolbar_func = modest_header_window_show_toolbar;
 206         modest_window_class->disconnect_signals_func = modest_header_window_disconnect_signals;
 207         modest_hildon2_window_class->pack_toolbar_func = modest_header_window_pack_toolbar;
 208 }
 209
 210 static void
 211 modest_header_window_init (ModestHeaderWindow *obj)
 212 {
 213         ModestHeaderWindowPrivate *priv;
 214
 215         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 216
 217         priv->sighandlers = NULL;
 218
 219         priv->header_view = NULL;
 220         priv->empty_view = NULL;
 221         priv->top_vbox = NULL;
 222         priv->contents_view = NULL;
 223         priv->contents_state = CONTENTS_STATE_NONE;
 224         priv->folder = NULL;
 225         priv->updating_banner = NULL;
 226         priv->updating_banner_timeout = 0;
 227         priv->autoscroll = TRUE;
 228         priv->progress_hint = FALSE;
 229         priv->queue_change_handler = 0;
 230
 231         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 232                                             GTK_WINDOW(obj),
 233                                             "applications_email_headerview");
 234 }
 235
 236 static void
 237 modest_header_window_finalize (GObject *obj)
 238 {
 239         ModestHeaderWindowPrivate *priv;
 240
 241         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 242
 243         g_object_unref (priv->header_view);
 244         g_object_unref (priv->empty_view);
 245         g_object_unref (priv->folder);
 246
 247         /* Sanity check: shouldn't be needed, the window mgr should
 248            call this function before */
 249         modest_header_window_disconnect_signals (MODEST_WINDOW (obj));
 250
 251         if (priv->updating_banner_timeout > 0) {
 252                 g_source_remove (priv->updating_banner_timeout);
 253                 priv->updating_banner_timeout = 0;
 254         }
 255         if (priv->updating_banner) {
 256                 gtk_widget_destroy (priv->updating_banner);
 257                 priv->updating_banner = NULL;
 258         }
 259
 260         G_OBJECT_CLASS(parent_class)->finalize (obj);
 261 }
 262
 263 static void
 264 modest_header_window_disconnect_signals (ModestWindow *self)
 265 {
 266         ModestHeaderWindowPrivate *priv;
 267         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 268
 269         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 270                                            priv->queue_change_handler))
 271                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 272                                              priv->queue_change_handler);
 273
 274         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 275         priv->sighandlers = NULL;
 276
 277 }
 278
 279 static void
 280 connect_signals (ModestHeaderWindow *self)
 281 {
 282         ModestHeaderWindowPrivate *priv;
 283
 284         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 285
 286         /* header view */
 287
 288         priv->sighandlers =
 289                 modest_signal_mgr_connect (priv->sighandlers,G_OBJECT(priv->header_view),
 290                                            "msg_count_changed",
 291                                            G_CALLBACK(on_msg_count_changed), self);
 292         priv->sighandlers =
 293                 modest_signal_mgr_connect (priv->sighandlers, G_OBJECT (priv->header_view),
 294                                            "header-activated",
 295                                            G_CALLBACK (on_header_activated), self);
 296         priv->sighandlers =
 297                 modest_signal_mgr_connect (priv->sighandlers,
 298                                            G_OBJECT (priv->header_view),
 299                                            "updating-msg-list",
 300                                            G_CALLBACK (on_updating_msg_list),
 301                                            self);
 302         priv->sighandlers =
 303                 modest_signal_mgr_connect (priv->sighandlers,
 304                                            G_OBJECT (priv->header_view),
 305                                            "expose-event",
 306                                            G_CALLBACK (on_expose_event),
 307                                            self);
 308
 309         priv->sighandlers =
 310                 modest_signal_mgr_connect (priv->sighandlers,
 311                                            G_OBJECT (self),
 312                                            "map-event",
 313                                            G_CALLBACK (on_map_event),
 314                                            self);
 315
 316         priv->sighandlers =
 317                 modest_signal_mgr_connect (priv->sighandlers,
 318                                            G_OBJECT (priv->contents_view),
 319                                            "vertical-movement",
 320                                            G_CALLBACK (on_vertical_movement),
 321                                            self);
 322
 323         /* Mail Operation Queue */
 324         priv->queue_change_handler =
 325                 g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 326                                   "queue-changed",
 327                                   G_CALLBACK (on_queue_changed),
 328                                   self);
 329 }
 330
 331 static GtkWidget *
 332 create_header_view (ModestWindow *self, TnyFolder *folder)
 333 {
 334         GtkWidget *header_view;
 335
 336         header_view  = modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_TWOLINES);
 337         modest_header_view_set_folder (MODEST_HEADER_VIEW (header_view), folder,
 338                                        TRUE, self, NULL, NULL);
 339         modest_header_view_set_filter (MODEST_HEADER_VIEW (header_view),
 340                                        MODEST_HEADER_VIEW_FILTER_NONE);
 341         modest_widget_memory_restore (modest_runtime_get_conf (), G_OBJECT(header_view),
 342                                       MODEST_CONF_HEADER_VIEW_KEY);
 343
 344         return header_view;
 345 }
 346
 347 static GtkWidget *
 348 create_empty_view (void)
 349 {
 350         GtkWidget *label = NULL;
 351         GtkWidget *align = NULL;
 352
 353         align = gtk_alignment_new(EMPTYVIEW_XALIGN, EMPTYVIEW_YALIGN, EMPTYVIEW_XSPACE, EMPTYVIEW_YSPACE);
 354         label = gtk_label_new (_("mcen_ia_nomessages"));
 355         gtk_widget_show (label);
 356         gtk_widget_show (align);
 357         gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
 358         gtk_container_add (GTK_CONTAINER (align), label);
 359
 360         return align;
 361 }
 362
 363 static void
 364 on_vertical_movement (HildonPannableArea *area,
 365                       HildonMovementDirection direction,
 366                       gdouble x, gdouble y, gpointer user_data)
 367 {
 368         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 369         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 370
 371         priv->autoscroll = FALSE;
 372 }
 373
 374
 375 ModestWindow *
 376 modest_header_window_new (TnyFolder *folder)
 377 {
 378         ModestHeaderWindow *self = NULL;
 379         ModestHeaderWindowPrivate *priv = NULL;
 380         HildonProgram *app;
 381         GdkPixbuf *window_icon;
 382
 383         self  = MODEST_HEADER_WINDOW(g_object_new(MODEST_TYPE_HEADER_WINDOW, NULL));
 384         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 385
 386         priv->folder = g_object_ref (folder);
 387
 388         priv->contents_view = hildon_pannable_area_new ();
 389
 390         priv->header_view  = create_header_view (MODEST_WINDOW (self), folder);
 391         priv->empty_view = create_empty_view ();
 392         g_object_ref (priv->header_view);
 393         g_object_ref (priv->empty_view);
 394         g_signal_connect (G_OBJECT (self), "edit-mode-changed",
 395                           G_CALLBACK (edit_mode_changed), (gpointer) self);
 396         setup_menu (self);
 397
 398         priv->top_vbox = gtk_vbox_new (FALSE, 0);
 399         gtk_box_pack_end (GTK_BOX (priv->top_vbox), priv->contents_view, TRUE, TRUE, 0);
 400
 401         gtk_container_add (GTK_CONTAINER (self), priv->top_vbox);
 402
 403         gtk_widget_show (priv->contents_view);
 404         gtk_widget_show (priv->top_vbox);
 405
 406         connect_signals (MODEST_HEADER_WINDOW (self));
 407
 408         update_view (self, NULL);
 409
 410         /* Load previous osso state, for instance if we are being restored from
 411          * hibernation:  */
 412         modest_osso_load_state ();
 413
 414         /* Get device name */
 415         modest_maemo_utils_get_device_name ();
 416
 417         app = hildon_program_get_instance ();
 418         hildon_program_add_window (app, HILDON_WINDOW (self));
 419
 420         /* Set window icon */
 421         window_icon = modest_platform_get_icon (MODEST_APP_ICON, MODEST_ICON_SIZE_BIG);
 422         if (window_icon) {
 423                 gtk_window_set_icon (GTK_WINDOW (self), window_icon);
 424                 g_object_unref (window_icon);
 425         }
 426
 427         /* Set window title */
 428         if (TNY_IS_FOLDER (folder)) {
 429                 gchar *folder_name;
 430
 431                 folder_name = modest_tny_folder_get_display_name (folder);
 432                 gtk_window_set_title (GTK_WINDOW (self), folder_name);
 433                 g_free (folder_name);
 434         }
 435
 436         /* Dont't restore settings here,
 437          * because it requires a gtk_widget_show(),
 438          * and we don't want to do that until later,
 439          * so that the UI is not visible for non-menu D-Bus activation.
 440          */
 441
 442         /* setup edit modes */
 443         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE,
 444                                                   _("mcen_ti_edit_delete"), _HL("wdgt_bd_delete"),
 445                                                   GTK_TREE_VIEW (priv->header_view),
 446                                                   GTK_SELECTION_MULTIPLE,
 447                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_delete_message));
 448         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE,
 449                                                   _("mcen_ti_edit_move"), _HL("wdgt_bd_move"),
 450                                                   GTK_TREE_VIEW (priv->header_view),
 451                                                   GTK_SELECTION_MULTIPLE,
 452                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_move_to));
 453
 454         return MODEST_WINDOW(self);
 455 }
 456
 457 ModestHeaderView *
 458 modest_header_window_get_header_view (ModestHeaderWindow *self)
 459 {
 460         ModestHeaderWindowPrivate *priv = NULL;
 461
 462         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 463
 464         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 465
 466         return MODEST_HEADER_VIEW (priv->header_view);
 467 }
 468
 469 static void setup_menu (ModestHeaderWindow *self)
 470 {
 471         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 472
 473         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_move_messages"), NULL,
 474                                            APP_MENU_CALLBACK (set_moveto_edit_mode),
 475                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_delete));
 476         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_delete_messages"), NULL,
 477                                            APP_MENU_CALLBACK (set_delete_edit_mode),
 478                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
 479         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_folder_details"), NULL,
 480                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
 481                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
 482         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_sort"), NULL,
 483                                            APP_MENU_CALLBACK (modest_ui_actions_on_sort),
 484                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_sort));
 485         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
 486                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
 487                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
 488         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_sendandreceive"), NULL,
 489                                            APP_MENU_CALLBACK (modest_ui_actions_on_send_receive),
 490                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_send_receive));
 491         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_outbox_cancelsend"), NULL,
 492                                            APP_MENU_CALLBACK (modest_ui_actions_cancel_send),
 493                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_cancel_sending_all));
 494 }
 495
 496 static void
 497 update_view (ModestHeaderWindow *self,
 498              TnyFolderChange *change)
 499 {
 500         ModestHeaderWindowPrivate *priv = NULL;
 501         gboolean refilter = FALSE;
 502         gboolean folder_empty = FALSE;
 503         gboolean all_marked_as_deleted = FALSE;
 504
 505         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 506         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 507         g_return_if_fail (priv->folder);
 508
 509         if (change != NULL) {
 510                 TnyFolderChangeChanged changed;
 511
 512                 changed = tny_folder_change_get_changed (change);
 513                 /* If something changes */
 514                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
 515                         folder_empty = (((guint) tny_folder_change_get_new_all_count (change)) == 0);
 516                 else
 517                         folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 518
 519                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
 520                         refilter = TRUE;
 521         } else {
 522                 folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 523         }
 524
 525         /* Check if all messages are marked to be deleted */
 526         all_marked_as_deleted = modest_header_view_is_empty (MODEST_HEADER_VIEW (priv->header_view));
 527         folder_empty = folder_empty || all_marked_as_deleted;
 528
 529         /* Set style of headers view */
 530         set_contents_state (self, folder_empty?CONTENTS_STATE_EMPTY:CONTENTS_STATE_HEADERS);
 531
 532         if (refilter)
 533                 modest_header_view_refilter (MODEST_HEADER_VIEW (priv->header_view));
 534 }
 535
 536 static void
 537 set_contents_state (ModestHeaderWindow *self,
 538                     ContentsState state)
 539 {
 540         ModestHeaderWindowPrivate *priv = NULL;
 541
 542         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 543         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 544
 545         if (priv->contents_state == state)
 546                 return;
 547
 548         /* Remove from container the old content */
 549         switch (priv->contents_state) {
 550         case CONTENTS_STATE_EMPTY:
 551                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 552                 break;
 553         case CONTENTS_STATE_HEADERS:
 554                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->header_view);
 555                 break;
 556         case CONTENTS_STATE_NONE:
 557                 break;
 558         }
 559
 560         /* Add the new content */
 561         switch (state) {
 562         case CONTENTS_STATE_EMPTY:
 563                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 564                 gtk_widget_show (priv->empty_view);
 565                 break;
 566         case CONTENTS_STATE_HEADERS:
 567                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->header_view);
 568                 gtk_widget_show (priv->header_view);
 569                 break;
 570         case CONTENTS_STATE_NONE:
 571                 break;
 572         }
 573         priv->contents_state = state;
 574
 575 }
 576
 577 static void
 578 on_msg_count_changed (ModestHeaderView *header_view,
 579                       TnyFolder *folder,
 580                       TnyFolderChange *change,
 581                       ModestHeaderWindow *header_window)
 582 {
 583         g_return_if_fail (MODEST_IS_HEADER_WINDOW (header_window));
 584
 585         update_view (MODEST_HEADER_WINDOW (header_window), change);
 586 }
 587
 588 static void
 589 on_header_activated (ModestHeaderView *header_view,
 590                      TnyHeader *header,
 591                      GtkTreePath *path,
 592                      ModestHeaderWindow *header_window)
 593 {
 594         modest_ui_actions_on_header_activated (header_view, header, path, MODEST_WINDOW (header_window));
 595 }
 596
 597 static void
 598 updating_banner_destroyed (gpointer data,
 599                            GObject *where_the_object_was)
 600 {
 601         ModestHeaderWindowPrivate *priv = NULL;
 602
 603         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
 604
 605         priv->updating_banner = NULL;
 606 }
 607
 608 static gboolean
 609 show_updating_banner (gpointer user_data)
 610 {
 611         ModestHeaderWindowPrivate *priv = NULL;
 612
 613         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 614
 615         if (priv->updating_banner == NULL) {
 616
 617                 /* We're outside the main lock */
 618                 gdk_threads_enter ();
 619                 priv->updating_banner =
 620                         modest_platform_animation_banner (GTK_WIDGET (user_data), NULL,
 621                                                           _CS ("ckdg_pb_updating"));
 622
 623                 /* We need this because banners in Maemo could be
 624                    destroyed by dialogs so we need to properly update
 625                    our reference to it */
 626                 g_object_weak_ref (G_OBJECT (priv->updating_banner),
 627                                    updating_banner_destroyed,
 628                                    user_data);
 629                 gdk_threads_leave ();
 630         }
 631
 632         /* Remove timeout */
 633         priv->updating_banner_timeout = 0;
 634         return FALSE;
 635 }
 636
 637 /**
 638  * We use this function to show/hide a progress banner showing
 639  * "Updating" while the header view is being filled. We're not showing
 640  * it unless the update takes more than 2 seconds
 641  *
 642  * If starting = TRUE then the refresh is starting, otherwise it means
 643  * that is has just finished
 644  */
 645 static void
 646 on_updating_msg_list (ModestHeaderView *header_view,
 647                       gboolean starting,
 648                       gpointer user_data)
 649 {
 650         ModestHeaderWindowPrivate *priv = NULL;
 651
 652         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 653
 654         /* Remove old timeout */
 655         if (priv->updating_banner_timeout > 0) {
 656                 g_source_remove (priv->updating_banner_timeout);
 657                 priv->updating_banner_timeout = 0;
 658         }
 659
 660         /* Create a new timeout */
 661         if (starting) {
 662                 priv->updating_banner_timeout =
 663                         g_timeout_add (2000, show_updating_banner, user_data);
 664         } else {
 665                 /* Remove the banner if exists */
 666                 if (priv->updating_banner) {
 667                         gtk_widget_destroy (priv->updating_banner);
 668                         priv->updating_banner = NULL;
 669                 }
 670         }
 671 }
 672
 673 static void
 674 set_delete_edit_mode (GtkButton *button,
 675                       ModestHeaderWindow *self)
 676 {
 677         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE);
 678 }
 679
 680 static void
 681 set_moveto_edit_mode (GtkButton *button,
 682                     ModestHeaderWindow *self)
 683 {
 684         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE);
 685 }
 686
 687 static gboolean
 688 on_expose_event(GtkTreeView *header_view,
 689                 GdkEventExpose *event,
 690                 gpointer user_data)
 691 {
 692         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 693         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 694
 695         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 696
 697         if (priv->autoscroll)
 698                 hildon_pannable_area_jump_to (HILDON_PANNABLE_AREA (priv->contents_view), 0.0, 0.0);
 699
 700         return FALSE;
 701 }
 702
 703 static gboolean
 704 on_map_event(GtkWidget *widget,
 705              GdkEvent *event,
 706              gpointer user_data)
 707 {
 708         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 709         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 710
 711         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 712
 713         if (priv->progress_hint) {
 714                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), TRUE);
 715         }
 716         return FALSE;
 717 }
 718
 719 static gboolean
 720 set_toolbar_transfer_mode (ModestHeaderWindow *self)
 721 {
 722         ModestHeaderWindowPrivate *priv = NULL;
 723
 724         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 725
 726         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 727
 728         set_progress_hint (self, TRUE);
 729
 730         return FALSE;
 731 }
 732
 733 static void
 734 set_progress_hint (ModestHeaderWindow *self,
 735                    gboolean enabled)
 736 {
 737         ModestWindowPrivate *parent_priv;
 738         ModestHeaderWindowPrivate *priv;
 739
 740         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 741
 742         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 743         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 744
 745         /* Sets current progress hint */
 746         priv->progress_hint = enabled;
 747
 748         if (GTK_WIDGET_VISIBLE (self)) {
 749                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), enabled?1:0);
 750         }
 751
 752 }
 753
 754 gboolean
 755 modest_header_window_toolbar_on_transfer_mode     (ModestHeaderWindow *self)
 756 {
 757         ModestHeaderWindowPrivate *priv= NULL;
 758
 759         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 760         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 761
 762         return priv->progress_hint;
 763 }
 764
 765 static void
 766 modest_header_window_show_toolbar (ModestWindow *self,
 767                                    gboolean show_toolbar)
 768 {
 769         ModestHeaderWindowPrivate *priv = NULL;
 770         ModestWindowPrivate *parent_priv;
 771
 772         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 773         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 774
 775         if (modest_header_window_transfer_mode_enabled (MODEST_HEADER_WINDOW (self)))
 776                 set_progress_hint (MODEST_HEADER_WINDOW (self), TRUE);
 777         else
 778                 set_progress_hint (MODEST_HEADER_WINDOW (self), FALSE);
 779 }
 780
 781 gboolean
 782 modest_header_window_transfer_mode_enabled (ModestHeaderWindow *self)
 783 {
 784         ModestHeaderWindowPrivate *priv;
 785
 786         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
 787         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 788
 789         return priv->progress_hint;
 790 }
 791
 792 static void
 793 on_mail_operation_started (ModestMailOperation *mail_op,
 794                            gpointer user_data)
 795 {
 796         ModestHeaderWindow *self;
 797         ModestMailOperationTypeOperation op_type;
 798         GObject *source = NULL;
 799
 800         self = MODEST_HEADER_WINDOW (user_data);
 801         op_type = modest_mail_operation_get_type_operation (mail_op);
 802         source = modest_mail_operation_get_source(mail_op);
 803         if (G_OBJECT (self) == source) {
 804                 set_toolbar_transfer_mode(self);
 805         }
 806         g_object_unref (source);
 807 }
 808
 809 static void
 810 on_mail_operation_finished (ModestMailOperation *mail_op,
 811                             gpointer user_data)
 812 {
 813         ModestHeaderWindow *self;
 814         ModestMailOperationTypeOperation op_type;
 815         GSList *operations = NULL;
 816         ModestMailOperationQueue *queue;
 817
 818         self = MODEST_HEADER_WINDOW (user_data);
 819         op_type = modest_mail_operation_get_type_operation (mail_op);
 820
 821         queue = modest_runtime_get_mail_operation_queue ();
 822         operations = modest_mail_operation_queue_get_by_source (queue, user_data);
 823
 824         /* There should be at least the current one */
 825         if (!operations)
 826                 g_return_if_reached ();
 827
 828         /* Don't disable the progress hint if there are more pending
 829            operations from this window */
 830         if (g_slist_length (operations) == 1)
 831                 set_progress_hint (self, FALSE);
 832
 833         g_slist_free (operations);
 834         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
 835 }
 836
 837 static void
 838 on_queue_changed (ModestMailOperationQueue *queue,
 839                   ModestMailOperation *mail_op,
 840                   ModestMailOperationQueueNotification type,
 841                   ModestHeaderWindow *self)
 842 {
 843         ModestHeaderWindowPrivate *priv;
 844
 845         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 846
 847         /* If this operations was created by another window, do nothing */
 848         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
 849                 return;
 850
 851         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
 852                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 853                                                                G_OBJECT (mail_op),
 854                                                                "operation-started",
 855                                                                G_CALLBACK (on_mail_operation_started),
 856                                                                self);
 857                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 858                                                                G_OBJECT (mail_op),
 859                                                                "operation-finished",
 860                                                                G_CALLBACK (on_mail_operation_finished),
 861                                                                self);
 862         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
 863                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
 864                                                                   G_OBJECT (mail_op),
 865                                                                   "operation-started");
 866                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
 867                                                                   G_OBJECT (mail_op),
 868                                                                   "operation-finished");
 869         }
 870 }
 871
 872 static void
 873 modest_header_window_pack_toolbar (ModestHildon2Window *self,
 874                                    GtkPackType pack_type,
 875                                    GtkWidget *toolbar)
 876 {
 877         ModestHeaderWindowPrivate *priv;
 878
 879         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 880         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 881
 882         if (pack_type == GTK_PACK_START) {
 883                 gtk_box_pack_start (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
 884         } else {
 885                 gtk_box_pack_end (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
 886         }
 887 }
 888
 889 static void
 890 edit_mode_changed (ModestHeaderWindow *header_window,
 891                    gint edit_mode_id,
 892                    gboolean enabled,
 893                    ModestHeaderWindow *self)
 894 {
 895         ModestHeaderWindowPrivate *priv;
 896         ModestHeaderViewFilter filter = MODEST_HEADER_VIEW_FILTER_NONE;
 897
 898         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
 899         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 900
 901         switch (edit_mode_id) {
 902         case EDIT_MODE_COMMAND_MOVE:
 903                 filter = MODEST_HEADER_VIEW_FILTER_MOVEABLE;
 904                 break;
 905         case EDIT_MODE_COMMAND_DELETE:
 906                 filter = MODEST_HEADER_VIEW_FILTER_DELETABLE;
 907                 break;
 908         case MODEST_HILDON2_WINDOW_EDIT_MODE_NONE:
 909                 filter = MODEST_HEADER_VIEW_FILTER_NONE;
 910                 break;
 911         }
 912
 913         if (enabled)
 914                 modest_header_view_set_filter (MODEST_HEADER_VIEW (priv->header_view),
 915                                                filter);
 916         else
 917                 modest_header_view_unset_filter (MODEST_HEADER_VIEW (priv->header_view),
 918                                                  filter);
 919 }