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 <hildon/hildon-edit-toolbar.h>
  35 #include <modest-window-mgr.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
  53 typedef enum {
  54         CONTENTS_STATE_NONE = 0,
  55         CONTENTS_STATE_EMPTY = 1,
  56         CONTENTS_STATE_HEADERS = 2
  57 } ContentsState;
  58
  59 typedef enum {
  60         EDIT_MODE_COMMAND_NONE = 0,
  61         EDIT_MODE_COMMAND_MOVE = 1,
  62         EDIT_MODE_COMMAND_DELETE = 2,
  63 } EditModeCommand;
  64
  65 typedef struct _ModestHeaderWindowPrivate ModestHeaderWindowPrivate;
  66 struct _ModestHeaderWindowPrivate {
  67
  68         GtkWidget *header_view;
  69         GtkWidget *empty_view;
  70         GtkWidget *contents_view;
  71         GtkWidget *top_vbox;
  72         GtkWidget *edit_toolbar;
  73
  74         /* state bar */
  75         ContentsState contents_state;
  76         gboolean edit_mode;
  77         EditModeCommand edit_command;
  78
  79         TnyFolder *folder;
  80
  81         /* banners */
  82         GtkWidget *updating_banner;
  83         guint updating_banner_timeout;
  84
  85         /* signals */
  86         GSList *sighandlers;
  87
  88         /* Display state */
  89         osso_display_state_t display_state;
  90 };
  91 #define MODEST_HEADER_WINDOW_GET_PRIVATE(o)  (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  92                                                                           MODEST_TYPE_HEADER_WINDOW, \
  93                                                                           ModestHeaderWindowPrivate))
  94
  95 /* 'private'/'protected' functions */
  96 static void modest_header_window_class_init  (ModestHeaderWindowClass *klass);
  97 static void modest_header_window_init        (ModestHeaderWindow *obj);
  98 static void modest_header_window_finalize    (GObject *obj);
  99
 100 static void connect_signals (ModestHeaderWindow *self);
 101 static void modest_header_window_disconnect_signals (ModestWindow *self);
 102
 103 static gboolean on_zoom_minus_plus_not_implemented (ModestWindow *window);
 104 static void add_to_menu (ModestHeaderWindow *self,
 105                          HildonAppMenu *menu,
 106                          gchar *label,
 107                          GCallback callback);
 108 static void setup_menu (ModestHeaderWindow *self);
 109 static GtkWidget *create_empty_view (void);
 110 static GtkWidget *create_header_view (ModestWindow *progress_window,
 111                                       TnyFolder *folder);
 112
 113 static void update_view (ModestHeaderWindow *self,
 114                          TnyFolderChange *change);
 115 static void set_contents_state (ModestHeaderWindow *window,
 116                                 ContentsState state);
 117
 118 static void on_msg_count_changed (ModestHeaderView *header_view,
 119                                   TnyFolder *folder,
 120                                   TnyFolderChange *change,
 121                                   ModestHeaderWindow *header_window);
 122 static void on_header_activated (ModestHeaderView *header_view,
 123                                  TnyHeader *header,
 124                                  GtkTreePath *path,
 125                                  ModestHeaderWindow *header_window);
 126 static void on_updating_msg_list (ModestHeaderView *header_view,
 127                                   gboolean starting,
 128                                   gpointer user_data);
 129 static void set_edit_mode (ModestHeaderWindow *self,
 130                            EditModeCommand command);
 131 static void edit_toolbar_button_clicked (HildonEditToolbar *toolbar,
 132                                          ModestHeaderWindow *self);
 133 static void edit_toolbar_arrow_clicked (HildonEditToolbar *toolbar,
 134                                         ModestHeaderWindow *self);
 135 static void set_delete_edit_mode (GtkButton *button,
 136                                   ModestHeaderWindow *self);
 137 static void set_moveto_edit_mode (GtkButton *button,
 138                                   ModestHeaderWindow *self);
 139
 140 /* globals */
 141 static GtkWindowClass *parent_class = NULL;
 142
 143 #define EMPTYVIEW_XALIGN 0.5
 144 #define EMPTYVIEW_YALIGN 0.0
 145 #define EMPTYVIEW_XSPACE 1.0
 146 #define EMPTYVIEW_YSPACE 0.0
 147
 148
 149
 150 /************************************************************************/
 151
 152 GType
 153 modest_header_window_get_type (void)
 154 {
 155         static GType my_type = 0;
 156         if (!my_type) {
 157                 static const GTypeInfo my_info = {
 158                         sizeof(ModestHeaderWindowClass),
 159                         NULL,           /* base init */
 160                         NULL,           /* base finalize */
 161                         (GClassInitFunc) modest_header_window_class_init,
 162                         NULL,           /* class finalize */
 163                         NULL,           /* class data */
 164                         sizeof(ModestHeaderWindow),
 165                         1,              /* n_preallocs */
 166                         (GInstanceInitFunc) modest_header_window_init,
 167                         NULL
 168                 };
 169                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 170                                                   "ModestHeaderWindow",
 171                                                   &my_info, 0);
 172         }
 173         return my_type;
 174 }
 175
 176 static void
 177 modest_header_window_class_init (ModestHeaderWindowClass *klass)
 178 {
 179         GObjectClass *gobject_class;
 180         gobject_class = (GObjectClass*) klass;
 181         ModestWindowClass *modest_window_class = (ModestWindowClass *) klass;
 182
 183         parent_class            = g_type_class_peek_parent (klass);
 184         gobject_class->finalize = modest_header_window_finalize;
 185
 186         g_type_class_add_private (gobject_class, sizeof(ModestHeaderWindowPrivate));
 187
 188         modest_window_class->zoom_minus_func = on_zoom_minus_plus_not_implemented;
 189         modest_window_class->zoom_plus_func = on_zoom_minus_plus_not_implemented;
 190         modest_window_class->disconnect_signals_func = modest_header_window_disconnect_signals;
 191 }
 192
 193 static void
 194 modest_header_window_init (ModestHeaderWindow *obj)
 195 {
 196         ModestHeaderWindowPrivate *priv;
 197
 198         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 199
 200         priv->sighandlers = NULL;
 201         priv->display_state = OSSO_DISPLAY_ON;
 202
 203         priv->header_view = NULL;
 204         priv->empty_view = NULL;
 205         priv->top_vbox = NULL;
 206         priv->edit_mode = FALSE;
 207         priv->edit_command = EDIT_MODE_COMMAND_NONE;
 208         priv->edit_toolbar = NULL;
 209         priv->contents_view = NULL;
 210         priv->contents_state = CONTENTS_STATE_NONE;
 211         priv->folder = NULL;
 212         priv->updating_banner = NULL;
 213         priv->updating_banner_timeout = 0;
 214
 215         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 216                                             GTK_WINDOW(obj),
 217                                             "applications_email_headerview");
 218 }
 219
 220 static void
 221 modest_header_window_finalize (GObject *obj)
 222 {
 223         ModestHeaderWindowPrivate *priv;
 224
 225         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 226
 227         g_object_unref (priv->header_view);
 228         g_object_unref (priv->empty_view);
 229         g_object_unref (priv->folder);
 230
 231         /* Sanity check: shouldn't be needed, the window mgr should
 232            call this function before */
 233         modest_header_window_disconnect_signals (MODEST_WINDOW (obj));
 234
 235         if (priv->updating_banner_timeout > 0) {
 236                 g_source_remove (priv->updating_banner_timeout);
 237                 priv->updating_banner_timeout = 0;
 238         }
 239         if (priv->updating_banner) {
 240                 gtk_widget_destroy (priv->updating_banner);
 241                 priv->updating_banner = NULL;
 242         }
 243
 244         G_OBJECT_CLASS(parent_class)->finalize (obj);
 245 }
 246
 247 static void
 248 modest_header_window_disconnect_signals (ModestWindow *self)
 249 {
 250         ModestHeaderWindowPrivate *priv;
 251         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 252
 253         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 254         priv->sighandlers = NULL;
 255 }
 256
 257 static void
 258 connect_signals (ModestHeaderWindow *self)
 259 {
 260         ModestHeaderWindowPrivate *priv;
 261
 262         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 263
 264         /* header view */
 265
 266         priv->sighandlers =
 267                 modest_signal_mgr_connect (priv->sighandlers,G_OBJECT(priv->header_view),
 268                                            "msg_count_changed",
 269                                            G_CALLBACK(on_msg_count_changed), self);
 270         priv->sighandlers =
 271                 modest_signal_mgr_connect (priv->sighandlers, G_OBJECT (priv->header_view),
 272                                            "header-activated",
 273                                            G_CALLBACK (on_header_activated), self);
 274         priv->sighandlers =
 275                 modest_signal_mgr_connect (priv->sighandlers,
 276                                            G_OBJECT (priv->header_view),
 277                                            "updating-msg-list",
 278                                            G_CALLBACK (on_updating_msg_list),
 279                                            self);
 280
 281         /* TODO: connect header view activate */
 282
 283         /* window */
 284
 285         /* we don't register this in sighandlers, as it should be run after disconnecting all signals,
 286          * in destroy stage */
 287
 288
 289 }
 290
 291 static void
 292 osso_display_event_cb (osso_display_state_t state,
 293                        gpointer data)
 294 {
 295         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
 296
 297         priv->display_state = state;
 298
 299         /* Stop blinking if the screen becomes on */
 300         if (priv->display_state == OSSO_DISPLAY_ON)
 301                 modest_platform_remove_new_mail_notifications (TRUE);
 302 }
 303
 304 static GtkWidget *
 305 create_header_view (ModestWindow *progress_window, TnyFolder *folder)
 306 {
 307         GtkWidget *header_view;
 308
 309         header_view  = modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_TWOLINES);
 310         modest_header_view_set_folder (MODEST_HEADER_VIEW (header_view), folder,
 311                                        TRUE, progress_window, NULL, NULL);
 312         modest_widget_memory_restore (modest_runtime_get_conf (), G_OBJECT(header_view),
 313                                       MODEST_CONF_HEADER_VIEW_KEY);
 314
 315         return header_view;
 316 }
 317
 318 static GtkWidget *
 319 create_empty_view (void)
 320 {
 321         GtkWidget *label = NULL;
 322         GtkWidget *align = NULL;
 323
 324         align = gtk_alignment_new(EMPTYVIEW_XALIGN, EMPTYVIEW_YALIGN, EMPTYVIEW_XSPACE, EMPTYVIEW_YSPACE);
 325         label = gtk_label_new (_("mcen_ia_nomessages"));
 326         gtk_widget_show (label);
 327         gtk_widget_show (align);
 328         gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
 329         gtk_container_add (GTK_CONTAINER (align), label);
 330
 331         return align;
 332 }
 333
 334
 335 ModestWindow *
 336 modest_header_window_new (TnyFolder *folder)
 337 {
 338         ModestHeaderWindow *self = NULL;
 339         ModestHeaderWindowPrivate *priv = NULL;
 340         HildonProgram *app;
 341         GdkPixbuf *window_icon;
 342
 343         self  = MODEST_HEADER_WINDOW(g_object_new(MODEST_TYPE_HEADER_WINDOW, NULL));
 344         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 345
 346         priv->folder = g_object_ref (folder);
 347
 348         priv->contents_view = hildon_pannable_area_new ();
 349
 350         priv->header_view  = create_header_view (MODEST_WINDOW (self), folder);
 351         priv->empty_view = create_empty_view ();
 352         g_object_ref (priv->header_view);
 353         g_object_ref (priv->empty_view);
 354         setup_menu (self);
 355
 356         priv->top_vbox = gtk_vbox_new (FALSE, 0);
 357         gtk_box_pack_end (GTK_BOX (priv->top_vbox), priv->contents_view, TRUE, TRUE, 0);
 358
 359         gtk_container_add (GTK_CONTAINER (self), priv->top_vbox);
 360
 361         gtk_widget_show (priv->contents_view);
 362         gtk_widget_show (priv->top_vbox);
 363
 364         connect_signals (MODEST_HEADER_WINDOW (self));
 365
 366         update_view (self, NULL);
 367
 368         /* Load previous osso state, for instance if we are being restored from
 369          * hibernation:  */
 370         modest_osso_load_state ();
 371
 372         /* Get device name */
 373         modest_maemo_utils_get_device_name ();
 374
 375         app = hildon_program_get_instance ();
 376         hildon_program_add_window (app, HILDON_WINDOW (self));
 377
 378         /* Set window icon */
 379         window_icon = modest_platform_get_icon (MODEST_APP_ICON, MODEST_ICON_SIZE_BIG);
 380         if (window_icon) {
 381                 gtk_window_set_icon (GTK_WINDOW (self), window_icon);
 382                 g_object_unref (window_icon);
 383         }
 384
 385         /* Listen for changes in the screen, we don't want to show a
 386            led pattern when the display is on for example */
 387         osso_hw_set_display_event_cb (modest_maemo_utils_get_osso_context (),
 388                                       osso_display_event_cb,
 389                                       self);
 390
 391         /* Dont't restore settings here,
 392          * because it requires a gtk_widget_show(),
 393          * and we don't want to do that until later,
 394          * so that the UI is not visible for non-menu D-Bus activation.
 395          */
 396
 397         return MODEST_WINDOW(self);
 398 }
 399
 400 static gboolean
 401 on_zoom_minus_plus_not_implemented (ModestWindow *window)
 402 {
 403         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (window), FALSE);
 404
 405         hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_cannot_zoom_here"));
 406         return FALSE;
 407
 408 }
 409
 410 gboolean
 411 modest_header_window_screen_is_on (ModestHeaderWindow *self)
 412 {
 413         ModestHeaderWindowPrivate *priv = NULL;
 414
 415         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 416
 417         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 418
 419         return (priv->display_state == OSSO_DISPLAY_ON) ? TRUE : FALSE;
 420 }
 421
 422 ModestHeaderView *
 423 modest_header_window_get_header_view (ModestHeaderWindow *self)
 424 {
 425         ModestHeaderWindowPrivate *priv = NULL;
 426
 427         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 428
 429         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 430
 431         return MODEST_HEADER_VIEW (priv->header_view);
 432 }
 433
 434 static void add_to_menu (ModestHeaderWindow *self,
 435                          HildonAppMenu *menu,
 436                          gchar *label,
 437                          GCallback callback)
 438 {
 439         GtkWidget *button;
 440
 441         button = gtk_button_new_with_label (label);
 442         g_signal_connect_after (G_OBJECT (button), "clicked",
 443                                 callback, (gpointer) self);
 444         hildon_app_menu_append (menu, GTK_BUTTON (button));
 445 }
 446
 447 static void setup_menu (ModestHeaderWindow *self)
 448 {
 449         ModestHeaderWindowPrivate *priv = NULL;
 450         GtkWidget *app_menu;
 451
 452         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 453
 454         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 455
 456         app_menu = hildon_app_menu_new ();
 457
 458         add_to_menu (self, HILDON_APP_MENU (app_menu), _("mcen_me_viewer_newemail"),
 459                      G_CALLBACK (modest_ui_actions_on_new_msg));
 460         add_to_menu (self, HILDON_APP_MENU (app_menu), _("mcen_me_inbox_sendandreceive"),
 461                      G_CALLBACK (modest_ui_actions_on_send_receive));
 462         add_to_menu (self, HILDON_APP_MENU (app_menu), _("mcen_me_inbox_messagedetails"),
 463                      G_CALLBACK (modest_ui_actions_on_details));
 464         add_to_menu (self, HILDON_APP_MENU (app_menu), _("mcen_me_inbox_sort"),
 465                      G_CALLBACK (modest_ui_actions_on_sort));
 466         add_to_menu (self, HILDON_APP_MENU (app_menu), _("mcen_me_inbox_delete"),
 467                      G_CALLBACK (set_delete_edit_mode));
 468         add_to_menu (self, HILDON_APP_MENU (app_menu), _("mcen_me_inbox_moveto"),
 469                      G_CALLBACK (set_moveto_edit_mode));
 470
 471         hildon_stackable_window_set_main_menu (HILDON_STACKABLE_WINDOW (self),
 472                                                HILDON_APP_MENU (app_menu));
 473 }
 474
 475 static void
 476 update_view (ModestHeaderWindow *self,
 477              TnyFolderChange *change)
 478 {
 479         ModestHeaderWindowPrivate *priv = NULL;
 480         gboolean refilter = FALSE;
 481         gboolean folder_empty = FALSE;
 482         gboolean all_marked_as_deleted = FALSE;
 483
 484         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 485         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 486         g_return_if_fail (priv->folder);
 487
 488         if (change != NULL) {
 489                 TnyFolderChangeChanged changed;
 490
 491                 changed = tny_folder_change_get_changed (change);
 492                 /* If something changes */
 493                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
 494                         folder_empty = (((guint) tny_folder_change_get_new_all_count (change)) == 0);
 495                 else
 496                         folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 497
 498                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
 499                         refilter = TRUE;
 500         } else {
 501                 folder_empty = (((guint) tny_folder_get_all_count (TNY_FOLDER (priv->folder))) == 0);
 502         }
 503
 504         /* Check if all messages are marked to be deleted */
 505         all_marked_as_deleted = modest_header_view_is_empty (MODEST_HEADER_VIEW (priv->header_view));
 506         folder_empty = folder_empty || all_marked_as_deleted;
 507
 508         /* Set style of headers view */
 509         set_contents_state (self, folder_empty?CONTENTS_STATE_EMPTY:CONTENTS_STATE_HEADERS);
 510
 511         if (refilter)
 512                 modest_header_view_refilter (MODEST_HEADER_VIEW (priv->header_view));
 513 }
 514
 515 static void
 516 set_contents_state (ModestHeaderWindow *self,
 517                     ContentsState state)
 518 {
 519         ModestHeaderWindowPrivate *priv = NULL;
 520
 521         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 522         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 523
 524         if (priv->contents_state == state)
 525                 return;
 526
 527         /* Remove from container the old content */
 528         switch (priv->contents_state) {
 529         case CONTENTS_STATE_EMPTY:
 530                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 531                 break;
 532         case CONTENTS_STATE_HEADERS:
 533                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->header_view);
 534                 break;
 535         case CONTENTS_STATE_NONE:
 536                 break;
 537         }
 538
 539         /* Add the new content */
 540         switch (state) {
 541         case CONTENTS_STATE_EMPTY:
 542                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->empty_view);
 543                 gtk_widget_show (priv->empty_view);
 544                 break;
 545         case CONTENTS_STATE_HEADERS:
 546                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->header_view);
 547                 gtk_widget_show (priv->header_view);
 548                 break;
 549         case CONTENTS_STATE_NONE:
 550                 break;
 551         }
 552         priv->contents_state = state;
 553
 554 }
 555
 556 static void
 557 on_msg_count_changed (ModestHeaderView *header_view,
 558                       TnyFolder *folder,
 559                       TnyFolderChange *change,
 560                       ModestHeaderWindow *header_window)
 561 {
 562         g_return_if_fail (MODEST_IS_HEADER_WINDOW (header_window));
 563
 564         update_view (MODEST_HEADER_WINDOW (header_window), change);
 565 }
 566
 567 static void
 568 on_header_activated (ModestHeaderView *header_view,
 569                      TnyHeader *header,
 570                      GtkTreePath *path,
 571                      ModestHeaderWindow *header_window)
 572 {
 573         modest_ui_actions_on_header_activated (header_view, header, path, MODEST_WINDOW (header_window));
 574 }
 575
 576 static void
 577 updating_banner_destroyed (gpointer data,
 578                            GObject *where_the_object_was)
 579 {
 580         ModestHeaderWindowPrivate *priv = NULL;
 581
 582         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
 583
 584         priv->updating_banner = NULL;
 585 }
 586
 587 static gboolean
 588 show_updating_banner (gpointer user_data)
 589 {
 590         ModestHeaderWindowPrivate *priv = NULL;
 591
 592         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 593
 594         if (priv->updating_banner == NULL) {
 595
 596                 /* We're outside the main lock */
 597                 gdk_threads_enter ();
 598                 priv->updating_banner =
 599                         modest_platform_animation_banner (GTK_WIDGET (user_data), NULL,
 600                                                           _CS ("ckdg_pb_updating"));
 601
 602                 /* We need this because banners in Maemo could be
 603                    destroyed by dialogs so we need to properly update
 604                    our reference to it */
 605                 g_object_weak_ref (G_OBJECT (priv->updating_banner),
 606                                    updating_banner_destroyed,
 607                                    user_data);
 608                 gdk_threads_leave ();
 609         }
 610
 611         /* Remove timeout */
 612         priv->updating_banner_timeout = 0;
 613         return FALSE;
 614 }
 615
 616 /**
 617  * We use this function to show/hide a progress banner showing
 618  * "Updating" while the header view is being filled. We're not showing
 619  * it unless the update takes more than 2 seconds
 620  *
 621  * If starting = TRUE then the refresh is starting, otherwise it means
 622  * that is has just finished
 623  */
 624 static void
 625 on_updating_msg_list (ModestHeaderView *header_view,
 626                       gboolean starting,
 627                       gpointer user_data)
 628 {
 629         ModestHeaderWindowPrivate *priv = NULL;
 630
 631         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
 632
 633         /* Remove old timeout */
 634         if (priv->updating_banner_timeout > 0) {
 635                 g_source_remove (priv->updating_banner_timeout);
 636                 priv->updating_banner_timeout = 0;
 637         }
 638
 639         /* Create a new timeout */
 640         if (starting) {
 641                 priv->updating_banner_timeout =
 642                         g_timeout_add (2000, show_updating_banner, user_data);
 643         } else {
 644                 /* Remove the banner if exists */
 645                 if (priv->updating_banner) {
 646                         gtk_widget_destroy (priv->updating_banner);
 647                         priv->updating_banner = NULL;
 648                 }
 649         }
 650 }
 651
 652 static void
 653 set_edit_mode (ModestHeaderWindow *self,
 654                EditModeCommand command)
 655 {
 656         ModestHeaderWindowPrivate *priv;
 657
 658         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 659         if (priv->edit_toolbar) {
 660                 gtk_widget_destroy (priv->edit_toolbar);
 661                 priv->edit_toolbar = NULL;
 662         }
 663
 664         if (command == EDIT_MODE_COMMAND_NONE) {
 665                 if (priv->edit_mode) {
 666                         priv->edit_mode = FALSE;
 667                         priv->edit_command = command;
 668                         g_object_set (G_OBJECT (priv->header_view),
 669                                       "hildon-ui-mode", HILDON_UI_MODE_NORMAL,
 670                                       NULL);
 671                         gtk_widget_queue_resize (priv->header_view);
 672                         gtk_window_unfullscreen (GTK_WINDOW (self));
 673                 }
 674         } else {
 675                 if (!priv->edit_mode) {
 676                         GtkTreeSelection *selection;
 677
 678                         g_object_set (G_OBJECT (priv->header_view),
 679                                       "hildon-ui-mode", HILDON_UI_MODE_EDIT,
 680                                       NULL);
 681                         selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->header_view));
 682                         gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
 683
 684                         priv->edit_mode = TRUE;
 685                         priv->edit_command = command;
 686
 687                         /* Setup toolbar */
 688                         priv->edit_toolbar = hildon_edit_toolbar_new ();
 689                         switch (command) {
 690                         case EDIT_MODE_COMMAND_DELETE:
 691                                 hildon_edit_toolbar_set_label (HILDON_EDIT_TOOLBAR (priv->edit_toolbar),
 692                                                                _("TODO: Select messages to delete"));
 693                                 hildon_edit_toolbar_set_button_label (HILDON_EDIT_TOOLBAR (priv->edit_toolbar),
 694                                                                       _("TODO: Delete"));
 695                                 break;
 696                         case EDIT_MODE_COMMAND_MOVE:
 697                                 hildon_edit_toolbar_set_label (HILDON_EDIT_TOOLBAR (priv->edit_toolbar),
 698                                                                _("TODO: Select messages to move"));
 699                                 hildon_edit_toolbar_set_button_label (HILDON_EDIT_TOOLBAR (priv->edit_toolbar),
 700                                                                       _("TODO: Move"));
 701                                 break;
 702                         case EDIT_MODE_COMMAND_NONE:
 703                                 g_assert ("Shouldn't reach");
 704                         }
 705                         gtk_box_pack_start (GTK_BOX (priv->top_vbox), priv->edit_toolbar, FALSE, FALSE, 0);
 706                         g_signal_connect (G_OBJECT (priv->edit_toolbar), "button-clicked",
 707                                           G_CALLBACK (edit_toolbar_button_clicked), (gpointer) self);
 708                         g_signal_connect (G_OBJECT (priv->edit_toolbar), "arrow-clicked",
 709                                           G_CALLBACK (edit_toolbar_arrow_clicked), (gpointer) self);
 710                         gtk_widget_show (priv->edit_toolbar);
 711
 712                         gtk_widget_queue_resize (priv->header_view);
 713                         gtk_window_fullscreen (GTK_WINDOW (self));
 714                 }
 715         }
 716 }
 717
 718 static void
 719 edit_toolbar_button_clicked (HildonEditToolbar *toolbar,
 720                              ModestHeaderWindow *self)
 721 {
 722         set_edit_mode (self, EDIT_MODE_COMMAND_NONE);
 723 }
 724
 725 static void
 726 edit_toolbar_arrow_clicked (HildonEditToolbar *toolbar,
 727                             ModestHeaderWindow *self)
 728 {
 729         set_edit_mode (self, EDIT_MODE_COMMAND_NONE);
 730 }
 731
 732 static void
 733 set_delete_edit_mode (GtkButton *button,
 734                       ModestHeaderWindow *self)
 735 {
 736         set_edit_mode (self, EDIT_MODE_COMMAND_DELETE);
 737 }
 738
 739 static void
 740 set_moveto_edit_mode (GtkButton *button,
 741                     ModestHeaderWindow *self)
 742 {
 743         set_edit_mode (self, EDIT_MODE_COMMAND_MOVE);
 744 }