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 <hildon/hildon-pannable-area.h>
  32 #include <hildon/hildon-helper.h>
  33 #include <modest-window-mgr.h>
  34 #include <modest-window-priv.h>
  35 #include <modest-signal-mgr.h>
  36 #include <modest-runtime.h>
  37 #include <modest-platform.h>
  38 #include <modest-maemo-utils.h>
  39 #include <modest-icon-names.h>
  40 #include <modest-ui-constants.h>
  41 #include <modest-account-mgr.h>
  42 #include <modest-account-mgr-helpers.h>
  43 #include <modest-defs.h>
  44 #include <modest-widget-memory.h>
  45 #include <modest-ui-actions.h>
  46 #include <modest-platform.h>
  47 #include <modest-text-utils.h>
  48 #include <hildon/hildon-button.h>
  49 #include <hildon/hildon-program.h>
  50 #include <hildon/hildon-banner.h>
  51 #include <modest-ui-dimming-rules.h>
  52 #include <modest-tny-folder.h>
  53 #include <tny-simple-list.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         GtkWidget *new_message_button;
  74         GtkWidget *show_more_button;
  75
  76         /* state bar */
  77         ContentsState contents_state;
  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         gulong sort_column_handler;
  90         gulong notify_model;
  91
  92         /* progress hint */
  93         gboolean progress_hint;
  94         gchar *current_store_account;
  95
  96         /* sort button */
  97         GtkWidget *sort_button;
  98
  99         /* CSM menu */
 100         GtkWidget *csm_menu;
 101         gdouble x_coord;
 102         gdouble y_coord;
 103
 104         /* weak refs */
 105         GtkTreeModel *model_weak_ref;
 106 };
 107 #define MODEST_HEADER_WINDOW_GET_PRIVATE(o)  (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 108                                                                           MODEST_TYPE_HEADER_WINDOW, \
 109                                                                           ModestHeaderWindowPrivate))
 110
 111 /* 'private'/'protected' functions */
 112 static void modest_header_window_class_init  (ModestHeaderWindowClass *klass);
 113 static void modest_header_window_init        (ModestHeaderWindow *obj);
 114 static void modest_header_window_finalize    (GObject *obj);
 115 static void modest_header_window_dispose     (GObject *obj);
 116
 117 static void connect_signals (ModestHeaderWindow *self);
 118 static void modest_header_window_disconnect_signals (ModestWindow *self);
 119
 120 static void setup_menu (ModestHeaderWindow *self);
 121 static GtkWidget *create_empty_view (ModestWindow *self);
 122 static GtkWidget *create_header_view (ModestWindow *progress_window,
 123                                       TnyFolder *folder);
 124
 125 static void update_view (ModestHeaderWindow *self,
 126                          TnyFolderChange *change);
 127 static void set_contents_state (ModestHeaderWindow *window,
 128                                 ContentsState state);
 129
 130 static void on_msg_count_changed (ModestHeaderView *header_view,
 131                                   TnyFolder *folder,
 132                                   TnyFolderChange *change,
 133                                   ModestHeaderWindow *header_window);
 134 static void on_header_activated (ModestHeaderView *header_view,
 135                                  TnyHeader *header,
 136                                  GtkTreePath *path,
 137                                  ModestHeaderWindow *header_window);
 138 static void on_updating_msg_list (ModestHeaderView *header_view,
 139                                   gboolean starting,
 140                                   gpointer user_data);
 141 static void set_delete_edit_mode (GtkButton *button,
 142                                   ModestHeaderWindow *self);
 143 static void set_moveto_edit_mode (GtkButton *button,
 144                                   ModestHeaderWindow *self);
 145 static gboolean on_expose_event(GtkTreeView *header_view,
 146                                 GdkEventExpose *event,
 147                                 gpointer user_data);
 148 static gboolean on_map_event (GtkWidget *widget,
 149                               GdkEvent *event,
 150                               gpointer userdata);
 151 static void on_vertical_movement (HildonPannableArea *area,
 152                                   HildonMovementDirection direction,
 153                                   gdouble x, gdouble y, gpointer user_data);
 154 static void on_queue_changed    (ModestMailOperationQueue *queue,
 155                                  ModestMailOperation *mail_op,
 156                                  ModestMailOperationQueueNotification type,
 157                                  ModestHeaderWindow *self);
 158 static void modest_header_window_pack_toolbar (ModestHildon2Window *self,
 159                                                GtkPackType pack_type,
 160                                                GtkWidget *toolbar);
 161 static void edit_mode_changed (ModestHeaderWindow *header_window,
 162                                gint edit_mode_id,
 163                                gboolean enabled,
 164                                ModestHeaderWindow *self);
 165 static void on_progress_list_changed (ModestWindowMgr *mgr,
 166                                       ModestHeaderWindow *self);
 167 static void update_progress_hint (ModestHeaderWindow *self);
 168 static void on_sort_column_changed (GtkTreeSortable *treesortable,
 169                                     gpointer         user_data);
 170 static void update_sort_button (ModestHeaderWindow *self);
 171 static void on_horizontal_movement (HildonPannableArea *hildonpannable,
 172                                     gint                direction,
 173                                     gdouble             initial_x,
 174                                     gdouble             initial_y,
 175                                     gpointer            user_data);
 176 static void on_header_view_model_destroyed (gpointer user_data,
 177                                             GObject *model);
 178 static gboolean on_key_press(GtkWidget *widget,
 179                                         GdkEventKey *event,
 180                                         gpointer user_data);
 181 static void modest_header_window_show_more (GtkAction *action, ModestWindow *win);
 182
 183 /* globals */
 184 static GtkWindowClass *parent_class = NULL;
 185
 186 #define EMPTYVIEW_XALIGN 0.5
 187 #define EMPTYVIEW_YALIGN 0.5
 188 #define EMPTYVIEW_XSPACE 1.0
 189 #define EMPTYVIEW_YSPACE 1.0
 190
 191
 192
 193 /************************************************************************/
 194
 195 GType
 196 modest_header_window_get_type (void)
 197 {
 198         static GType my_type = 0;
 199         if (!my_type) {
 200                 static const GTypeInfo my_info = {
 201                         sizeof(ModestHeaderWindowClass),
 202                         NULL,           /* base init */
 203                         NULL,           /* base finalize */
 204                         (GClassInitFunc) modest_header_window_class_init,
 205                         NULL,           /* class finalize */
 206                         NULL,           /* class data */
 207                         sizeof(ModestHeaderWindow),
 208                         1,              /* n_preallocs */
 209                         (GInstanceInitFunc) modest_header_window_init,
 210                         NULL
 211                 };
 212                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 213                                                   "ModestHeaderWindow",
 214                                                   &my_info, 0);
 215         }
 216         return my_type;
 217 }
 218
 219 static void
 220 modest_header_window_class_init (ModestHeaderWindowClass *klass)
 221 {
 222         GObjectClass *gobject_class;
 223         gobject_class = (GObjectClass*) klass;
 224         ModestWindowClass *modest_window_class = (ModestWindowClass *) klass;
 225         ModestHildon2WindowClass *modest_hildon2_window_class = (ModestHildon2WindowClass *) klass;
 226
 227         parent_class            = g_type_class_peek_parent (klass);
 228         gobject_class->finalize = modest_header_window_finalize;
 229         gobject_class->dispose = modest_header_window_dispose;
 230
 231         g_type_class_add_private (gobject_class, sizeof(ModestHeaderWindowPrivate));
 232
 233         modest_window_class->disconnect_signals_func = modest_header_window_disconnect_signals;
 234         modest_hildon2_window_class->pack_toolbar_func = modest_header_window_pack_toolbar;
 235 }
 236
 237 static void
 238 modest_header_window_init (ModestHeaderWindow *obj)
 239 {
 240         ModestHeaderWindowPrivate *priv;
 241
 242         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 243
 244         priv->sighandlers = NULL;
 245
 246         priv->header_view = NULL;
 247         priv->empty_view = NULL;
 248         priv->top_vbox = NULL;
 249         priv->contents_view = NULL;
 250         priv->contents_state = CONTENTS_STATE_NONE;
 251         priv->updating_banner = NULL;
 252         priv->updating_banner_timeout = 0;
 253         priv->autoscroll = TRUE;
 254         priv->progress_hint = FALSE;
 255         priv->queue_change_handler = 0;
 256         priv->sort_column_handler = 0;
 257         priv->model_weak_ref = NULL;
 258         priv->current_store_account = NULL;
 259         priv->sort_button = NULL;
 260         priv->new_message_button = NULL;
 261         priv->show_more_button = NULL;
 262         priv->x_coord = 0;
 263         priv->y_coord = 0;
 264         priv->notify_model = 0;
 265
 266         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 267                                             GTK_WINDOW(obj),
 268                                             "applications_email_headerview");
 269 }
 270
 271 static void
 272 modest_header_window_dispose (GObject *obj)
 273 {
 274         ModestHeaderWindowPrivate *priv;
 275         TnyFolder *folder;
 276
 277         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 278
 279         folder = modest_header_view_get_folder ((ModestHeaderView *) priv->header_view);
 280         if (folder) {
 281                 tny_folder_sync_async (folder, FALSE, NULL, NULL, NULL);
 282                 g_object_unref (folder);
 283         }
 284
 285         G_OBJECT_CLASS(parent_class)->dispose (obj);
 286 }
 287
 288 static void
 289 modest_header_window_finalize (GObject *obj)
 290 {
 291         ModestHeaderWindowPrivate *priv;
 292
 293         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 294
 295         if (priv->model_weak_ref) {
 296                 g_object_weak_unref ((GObject *) priv->model_weak_ref,
 297                                      on_header_view_model_destroyed,
 298                                      obj);
 299                 if (g_signal_handler_is_connected (G_OBJECT (priv->model_weak_ref),
 300                                                    priv->sort_column_handler)) {
 301                         g_signal_handler_disconnect (G_OBJECT (priv->model_weak_ref),
 302                                                      priv->sort_column_handler);
 303                 }
 304                 on_header_view_model_destroyed (obj, (GObject *) priv->model_weak_ref);
 305         }
 306
 307         modest_header_window_disconnect_signals (MODEST_WINDOW (obj));
 308
 309         g_object_unref (priv->header_view);
 310         g_object_unref (priv->empty_view);
 311
 312         if (priv->current_store_account) {
 313                 g_free (priv->current_store_account);
 314                 priv->current_store_account = NULL;
 315         }
 316
 317         if (priv->updating_banner_timeout > 0) {
 318                 g_source_remove (priv->updating_banner_timeout);
 319                 priv->updating_banner_timeout = 0;
 320         }
 321         if (priv->updating_banner) {
 322                 gtk_widget_destroy (priv->updating_banner);
 323                 priv->updating_banner = NULL;
 324         }
 325
 326         G_OBJECT_CLASS(parent_class)->finalize (obj);
 327 }
 328
 329 static void
 330 modest_header_window_disconnect_signals (ModestWindow *self)
 331 {
 332         ModestHeaderWindowPrivate *priv;
 333
 334         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 335
 336         if (g_signal_handler_is_connected ((GObject*) priv->header_view, priv->notify_model)) {
 337                 g_signal_handler_disconnect ((GObject*) priv->header_view, priv->notify_model);
 338                 priv->notify_model = 0;
 339         }
 340
 341         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 342                                            priv->queue_change_handler)) {
 343                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 344                                              priv->queue_change_handler);
 345                 priv->queue_change_handler = 0;
 346         }
 347
 348         if (priv->header_view) {
 349                 GtkTreeModel *sortable;
 350
 351                 sortable = gtk_tree_view_get_model (GTK_TREE_VIEW (priv->header_view));
 352                 if (sortable) {
 353                         if (g_signal_handler_is_connected (G_OBJECT (sortable),
 354                                                            priv->sort_column_handler)) {
 355                                 g_signal_handler_disconnect (G_OBJECT (sortable),
 356                                                              priv->sort_column_handler);
 357                                 priv->sort_column_handler = 0;
 358                         }
 359                 }
 360         }
 361
 362         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 363         priv->sighandlers = NULL;
 364
 365 }
 366
 367 static void
 368 connect_signals (ModestHeaderWindow *self)
 369 {
 370         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 371
 372         /* header view */
 373
 374         priv->sighandlers =
 375                 modest_signal_mgr_connect (priv->sighandlers,G_OBJECT(priv->header_view),
 376                                            "msg_count_changed",
 377                                            G_CALLBACK(on_msg_count_changed), self);
 378         priv->sighandlers =
 379                 modest_signal_mgr_connect (priv->sighandlers, G_OBJECT (priv->header_view),
 380                                            "header-activated",
 381                                            G_CALLBACK (on_header_activated), self);
 382         priv->sighandlers =
 383                 modest_signal_mgr_connect (priv->sighandlers,
 384                                            G_OBJECT (priv->header_view),
 385                                            "updating-msg-list",
 386                                            G_CALLBACK (on_updating_msg_list),
 387                                            self);
 388         priv->sighandlers =
 389                 modest_signal_mgr_connect (priv->sighandlers,
 390                                            G_OBJECT (priv->header_view),
 391                                            "expose-event",
 392                                            G_CALLBACK (on_expose_event),
 393                                            self);
 394
 395         priv->sighandlers =
 396                 modest_signal_mgr_connect (priv->sighandlers,
 397                                            G_OBJECT (self),
 398                                            "map-event",
 399                                            G_CALLBACK (on_map_event),
 400                                            self);
 401
 402         priv->sighandlers =
 403                 modest_signal_mgr_connect (priv->sighandlers,
 404                                            G_OBJECT (priv->contents_view),
 405                                            "vertical-movement",
 406                                            G_CALLBACK (on_vertical_movement),
 407                                            self);
 408
 409         /* Mail Operation Queue */
 410         priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 411                                                        G_OBJECT (modest_runtime_get_window_mgr ()),
 412                                                        "progress-list-changed",
 413                                                        G_CALLBACK (on_progress_list_changed), self);
 414         priv->sighandlers =
 415                 modest_signal_mgr_connect (priv->sighandlers,
 416                                            G_OBJECT (priv->new_message_button),
 417                                            "clicked",
 418                                            G_CALLBACK (modest_ui_actions_on_new_msg), self);
 419
 420         priv->sighandlers =
 421                 modest_signal_mgr_connect (priv->sighandlers,
 422                                            G_OBJECT (priv->show_more_button),
 423                                            "clicked",
 424                                            G_CALLBACK (modest_header_window_show_more), self);
 425
 426         /* Delete using horizontal gesture */
 427         /* DISABLED because it's unreliabile */
 428         if (FALSE) {
 429                 priv->sighandlers =
 430                         modest_signal_mgr_connect (priv->sighandlers,
 431                                                    (GObject *) priv->contents_view,
 432                                                    "horizontal-movement",
 433                                                    G_CALLBACK (on_horizontal_movement),
 434                                                    self);
 435         }
 436
 437
 438         g_signal_connect(G_OBJECT(self), "key-press-event",
 439                         G_CALLBACK(on_key_press), self);
 440 }
 441
 442 static void
 443 folder_refreshed_cb (ModestMailOperation *mail_op,
 444                      TnyFolder *folder,
 445                      gpointer user_data)
 446 {
 447         /* Update the view (folder could be empty) */
 448         update_view (MODEST_HEADER_WINDOW (user_data), NULL);
 449 }
 450
 451 static gboolean
 452 tap_and_hold_query_cb (GtkWidget *header_view,
 453                        GdkEvent *event,
 454                        gpointer user_data)
 455 {
 456         ModestHeaderWindow *self;
 457         ModestHeaderWindowPrivate *priv;
 458
 459         self = (ModestHeaderWindow *) user_data;
 460         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 461
 462         if (event->type == GDK_BUTTON_PRESS) {
 463                 TnyHeader *header;
 464
 465                 priv->x_coord = ((GdkEventButton*)event)->x;
 466                 priv->y_coord = ((GdkEventButton*)event)->y;
 467
 468                 /* Enable/Disable mark as (un)read */
 469                 header = modest_header_view_get_header_at_pos ((ModestHeaderView *) header_view,
 470                                                                priv->x_coord, priv->y_coord);
 471                 if (header) {
 472                         GList *children;
 473                         GtkWidget *mark_read_item, *mark_unread_item;
 474
 475                         /* Show "mark as read" or "mark as unread" */
 476                         children = gtk_container_get_children (GTK_CONTAINER (priv->csm_menu));
 477                         mark_read_item = (GtkWidget *) g_list_nth_data (children, 1);
 478                         mark_unread_item = (GtkWidget *) g_list_nth_data (children, 2);
 479
 480                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN) {
 481                                 gtk_widget_show (mark_unread_item);
 482                                 gtk_widget_hide (mark_read_item);
 483                         } else {
 484                                 gtk_widget_show (mark_read_item);
 485                                 gtk_widget_hide (mark_unread_item);
 486                         }
 487                         g_object_unref (header);
 488                 } else {
 489                         /* Do not show the CSM if there is no header below */
 490                         return TRUE;
 491                 }
 492         }
 493
 494         return FALSE;
 495 }
 496
 497 static void
 498 delete_header (GtkWindow *parent,
 499                TnyHeader *header)
 500 {
 501         gint response;
 502         gchar *subject, *msg;
 503
 504         subject = tny_header_dup_subject (header);
 505         if (!subject)
 506                 subject = g_strdup (_("mail_va_no_subject"));
 507
 508         msg = g_strdup_printf (ngettext("emev_nc_delete_message", "emev_nc_delete_messages", 1),
 509                                subject);
 510         g_free (subject);
 511
 512         /* Confirmation dialog */
 513         response = modest_platform_run_confirmation_dialog (parent, msg);
 514         g_free (msg);
 515
 516         if (response == GTK_RESPONSE_OK) {
 517                 ModestMailOperation *mail_op;
 518                 TnyList *header_list;
 519
 520                 header_list = tny_simple_list_new ();
 521                 tny_list_append (header_list, (GObject *) header);
 522                 mail_op = modest_mail_operation_new ((GObject *) parent);
 523                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
 524                                                  mail_op);
 525                 modest_mail_operation_remove_msgs (mail_op, header_list, FALSE);
 526                 g_object_unref (mail_op);
 527                 g_object_unref (header_list);
 528         }
 529 }
 530
 531
 532 static void
 533 on_delete_csm_activated (GtkMenuItem *item,
 534                          gpointer user_data)
 535 {
 536         TnyHeader *header;
 537         ModestHeaderWindow *self;
 538         ModestHeaderWindowPrivate *priv;
 539
 540         self = (ModestHeaderWindow *) user_data;
 541         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 542
 543         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 544                                                        priv->x_coord, priv->y_coord);
 545         if (header) {
 546                 delete_header ((GtkWindow *) self, header);
 547                 g_object_unref (header);
 548         }
 549 }
 550
 551 static void
 552 on_mark_read_csm_activated (GtkMenuItem *item,
 553                             gpointer user_data)
 554 {
 555         TnyHeader *header;
 556         ModestHeaderWindow *self;
 557         ModestHeaderWindowPrivate *priv;
 558
 559         self = (ModestHeaderWindow *) user_data;
 560         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 561
 562         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 563                                                        priv->x_coord, priv->y_coord);
 564
 565         if (header) {
 566                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
 567                 g_object_unref (header);
 568         }
 569 }
 570
 571 static void
 572 on_mark_unread_csm_activated (GtkMenuItem *item,
 573                               gpointer user_data)
 574 {
 575         TnyHeader *header;
 576         ModestHeaderWindow *self;
 577         ModestHeaderWindowPrivate *priv;
 578
 579         self = (ModestHeaderWindow *) user_data;
 580         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 581
 582         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 583                                                        priv->x_coord, priv->y_coord);
 584
 585         if (header) {
 586                 tny_header_unset_flag (header, TNY_HEADER_FLAG_SEEN);
 587                 g_object_unref (header);
 588         }
 589 }
 590
 591 static void
 592 on_header_view_model_destroyed (gpointer user_data,
 593                                 GObject *model)
 594 {
 595         ModestHeaderWindow *self;
 596         ModestHeaderWindowPrivate *priv;
 597
 598         self = (ModestHeaderWindow *) user_data;
 599         if (!GTK_IS_WIDGET (self))
 600                 return;
 601
 602         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 603         priv->model_weak_ref = NULL;
 604
 605         priv->sort_column_handler = 0;
 606 }
 607
 608 static void
 609 on_header_view_model_changed (GObject *gobject,
 610                               GParamSpec *arg1,
 611                               gpointer user_data)
 612 {
 613         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 614         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 615         GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (gobject));
 616
 617         if (priv->model_weak_ref ) {
 618                 g_object_weak_unref ((GObject *) priv->model_weak_ref,
 619                                      on_header_view_model_destroyed,
 620                                      self);
 621                 if (g_signal_handler_is_connected (G_OBJECT (priv->model_weak_ref),
 622                                                    priv->sort_column_handler)) {
 623                         g_signal_handler_disconnect (G_OBJECT (priv->model_weak_ref),
 624                                                      priv->sort_column_handler);
 625                 }
 626                 on_header_view_model_destroyed (self, (GObject *) priv->model_weak_ref);
 627         }
 628
 629         if (!model)
 630                 return;
 631
 632         /* Connect the signal. Listen to object destruction to disconnect it */
 633         priv->sort_column_handler = g_signal_connect ((GObject *) model,
 634                                                       "sort-column-changed",
 635                                                       G_CALLBACK (on_sort_column_changed),
 636                                                       self);
 637         priv->model_weak_ref = model;
 638         g_object_weak_ref ((GObject *) model, on_header_view_model_destroyed, self);
 639 }
 640
 641 static GtkWidget *
 642 create_header_view (ModestWindow *self, TnyFolder *folder)
 643 {
 644         GtkWidget *header_view;
 645         GtkWidget *delete_item, *mark_read_item, *mark_unread_item;
 646         ModestHeaderWindowPrivate *priv;
 647
 648         header_view  = modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_TWOLINES);
 649         modest_header_view_set_show_latest (MODEST_HEADER_VIEW (header_view), 50);
 650         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 651         priv->notify_model = g_signal_connect ((GObject*) header_view, "notify::model",
 652                                                G_CALLBACK (on_header_view_model_changed), self);
 653
 654         modest_header_view_set_folder (MODEST_HEADER_VIEW (header_view), folder,
 655                                        TRUE, self, folder_refreshed_cb, self);
 656         modest_header_view_set_filter (MODEST_HEADER_VIEW (header_view),
 657                                        MODEST_HEADER_VIEW_FILTER_NONE);
 658         modest_widget_memory_restore (modest_runtime_get_conf (), G_OBJECT(header_view),
 659                                       MODEST_CONF_HEADER_VIEW_KEY);
 660
 661         /* Create CSM menu */
 662         priv->csm_menu = gtk_menu_new ();
 663         delete_item = gtk_menu_item_new_with_label (_HL("wdgt_bd_delete"));
 664         mark_read_item = gtk_menu_item_new_with_label (_("mcen_me_inbox_mark_as_read"));
 665         mark_unread_item = gtk_menu_item_new_with_label (_("mcen_me_inbox_mark_as_unread"));
 666         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), delete_item);
 667         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), mark_read_item);
 668         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), mark_unread_item);
 669         hildon_gtk_widget_set_theme_size (delete_item, MODEST_EDITABLE_SIZE);
 670         hildon_gtk_widget_set_theme_size (mark_unread_item, MODEST_EDITABLE_SIZE);
 671         hildon_gtk_widget_set_theme_size (mark_read_item, MODEST_EDITABLE_SIZE);
 672         gtk_widget_show_all (priv->csm_menu);
 673
 674         /* Connect signals */
 675         g_signal_connect ((GObject *) header_view, "tap-and-hold-query",
 676                           G_CALLBACK (tap_and_hold_query_cb), self);
 677         g_signal_connect ((GObject *) delete_item, "activate",
 678                           G_CALLBACK (on_delete_csm_activated), self);
 679         g_signal_connect ((GObject *) mark_read_item, "activate",
 680                           G_CALLBACK (on_mark_read_csm_activated), self);
 681         g_signal_connect ((GObject *) mark_unread_item, "activate",
 682                           G_CALLBACK (on_mark_unread_csm_activated), self);
 683
 684         /* Add tap&hold handling */
 685         gtk_widget_tap_and_hold_setup (header_view, priv->csm_menu, NULL, 0);
 686
 687         return header_view;
 688 }
 689
 690 static GtkWidget *
 691 create_empty_view (ModestWindow *self)
 692 {
 693         GtkWidget *viewport = NULL;
 694         GtkWidget *label = NULL;
 695         GtkWidget *align = NULL;
 696         GtkWidget *vbox = NULL;
 697         GtkWidget *button = NULL;
 698         GdkPixbuf *new_message_pixbuf;
 699
 700         vbox = gtk_vbox_new (0, FALSE);
 701
 702         align = gtk_alignment_new(EMPTYVIEW_XALIGN, EMPTYVIEW_YALIGN, EMPTYVIEW_XSPACE, EMPTYVIEW_YSPACE);
 703         label = gtk_label_new (_("mcen_ia_nomessages"));
 704         hildon_helper_set_logical_font (label, "LargeSystemFont");
 705         gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5);
 706         gtk_widget_show (label);
 707         gtk_widget_show (align);
 708         gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
 709         gtk_container_add (GTK_CONTAINER (align), label);
 710         gtk_box_pack_end (GTK_BOX (vbox), align, TRUE, TRUE, 0);
 711
 712         button = hildon_button_new (MODEST_EDITABLE_SIZE,
 713                                     HILDON_BUTTON_ARRANGEMENT_HORIZONTAL);
 714
 715         hildon_button_set_title (HILDON_BUTTON (button), _("mcen_ti_new_message"));
 716         new_message_pixbuf = modest_platform_get_icon ("general_add", MODEST_ICON_SIZE_BIG);
 717         hildon_button_set_image (HILDON_BUTTON (button),
 718                                  gtk_image_new_from_pixbuf (new_message_pixbuf));
 719         g_object_unref (new_message_pixbuf);
 720         gtk_widget_show_all (button);
 721         gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
 722
 723         gtk_widget_show (vbox);
 724
 725         g_signal_connect (button,
 726                           "clicked",
 727                           G_CALLBACK (modest_ui_actions_on_new_msg), self);
 728
 729         viewport = gtk_viewport_new ((GtkAdjustment *) gtk_adjustment_new (0, 0, 0, 0, 0, 0),
 730                                      (GtkAdjustment *) gtk_adjustment_new (0, 0, 0, 0, 0, 0));
 731         gtk_container_add (GTK_CONTAINER (viewport), vbox);
 732
 733         return viewport;
 734 }
 735
 736 static void
 737 on_vertical_movement (HildonPannableArea *area,
 738                       HildonMovementDirection direction,
 739                       gdouble x, gdouble y, gpointer user_data)
 740 {
 741         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 742         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 743
 744         priv->autoscroll = FALSE;
 745 }
 746
 747
 748 ModestWindow *
 749 modest_header_window_new (TnyFolder *folder, const gchar *account_name, const gchar *mailbox)
 750 {
 751         ModestHeaderWindow *self = NULL;
 752         ModestHeaderWindowPrivate *priv = NULL;
 753         HildonProgram *app;
 754         GdkPixbuf *window_icon;
 755         ModestAccountMgr *mgr;
 756         ModestAccountSettings *settings = NULL;
 757         ModestServerAccountSettings *store_settings = NULL;
 758         GtkWidget *action_area_box;
 759         GdkPixbuf *new_message_pixbuf;
 760         GtkWidget *alignment;
 761         gchar *account_display_name = NULL;
 762
 763         self  = MODEST_HEADER_WINDOW(g_object_new(MODEST_TYPE_HEADER_WINDOW, NULL));
 764         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 765
 766         priv->contents_view = hildon_pannable_area_new ();
 767         alignment = gtk_alignment_new (0.0, 0.0, 1.0, 1.0);
 768         gtk_alignment_set_padding (GTK_ALIGNMENT (alignment),
 769                                    HILDON_MARGIN_HALF, 0,
 770                                    HILDON_MARGIN_DOUBLE, HILDON_MARGIN_DOUBLE);
 771
 772         /* We need to do this here to properly listen for mail
 773            operations because create_header_view launches a mail
 774            operation */
 775         priv->queue_change_handler =
 776                 g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 777                                   "queue-changed",
 778                                   G_CALLBACK (on_queue_changed),
 779                                   self);
 780
 781         priv->header_view  = create_header_view (MODEST_WINDOW (self), folder);
 782         priv->empty_view = create_empty_view (MODEST_WINDOW (self));
 783
 784         /* Transform the floating reference in a "hard" reference. We
 785            need to do this because the widgets could be added/removed
 786            to containers many times so we always need to keep a
 787            reference. It could happen also that some widget is never
 788            added to any container */
 789         g_object_ref_sink (priv->header_view);
 790         g_object_ref_sink (priv->empty_view);
 791
 792         g_signal_connect (G_OBJECT (self), "edit-mode-changed",
 793                           G_CALLBACK (edit_mode_changed), (gpointer) self);
 794
 795         action_area_box = hildon_tree_view_get_action_area_box (GTK_TREE_VIEW (priv->header_view));
 796         priv->new_message_button = hildon_button_new (MODEST_EDITABLE_SIZE, HILDON_BUTTON_ARRANGEMENT_HORIZONTAL);
 797
 798         hildon_button_set_title (HILDON_BUTTON (priv->new_message_button), _("mcen_ti_new_message"));
 799         new_message_pixbuf = modest_platform_get_icon ("general_add", MODEST_ICON_SIZE_BIG);
 800         hildon_button_set_image (HILDON_BUTTON (priv->new_message_button), gtk_image_new_from_pixbuf (new_message_pixbuf));
 801         g_object_unref (new_message_pixbuf);
 802
 803         priv->show_more_button = hildon_button_new (MODEST_EDITABLE_SIZE, HILDON_BUTTON_ARRANGEMENT_VERTICAL);
 804         hildon_button_set_title (HILDON_BUTTON (priv->show_more_button), _("TODO: show more"));
 805
 806         gtk_box_pack_start (GTK_BOX (action_area_box), priv->new_message_button, TRUE, TRUE, 0);
 807         gtk_box_pack_start (GTK_BOX (action_area_box), priv->show_more_button, TRUE, TRUE, 0);
 808         gtk_widget_show_all (priv->new_message_button);
 809         gtk_widget_show_all (priv->show_more_button);
 810         hildon_tree_view_set_action_area_visible (GTK_TREE_VIEW (priv->header_view), TRUE);
 811
 812         setup_menu (self);
 813
 814         priv->top_vbox = gtk_vbox_new (FALSE, 0);
 815         gtk_container_add (GTK_CONTAINER (alignment), priv->contents_view);
 816         gtk_box_pack_end (GTK_BOX (priv->top_vbox), alignment, TRUE, TRUE, 0);
 817
 818         gtk_container_add (GTK_CONTAINER (self), priv->top_vbox);
 819
 820         gtk_widget_show (alignment);
 821         gtk_widget_show (priv->contents_view);
 822         gtk_widget_show (priv->top_vbox);
 823
 824         connect_signals (MODEST_HEADER_WINDOW (self));
 825
 826         update_view (self, NULL);
 827
 828         /* Get device name */
 829         modest_maemo_utils_get_device_name ();
 830
 831         app = hildon_program_get_instance ();
 832         hildon_program_add_window (app, HILDON_WINDOW (self));
 833
 834         /* Set window icon */
 835         window_icon = modest_platform_get_icon (MODEST_APP_ICON, MODEST_ICON_SIZE_BIG);
 836         if (window_icon) {
 837                 gtk_window_set_icon (GTK_WINDOW (self), window_icon);
 838                 g_object_unref (window_icon);
 839         }
 840
 841         /* Dont't restore settings here,
 842          * because it requires a gtk_widget_show(),
 843          * and we don't want to do that until later,
 844          * so that the UI is not visible for non-menu D-Bus activation.
 845          */
 846
 847         /* setup edit modes */
 848         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE,
 849                                                   _("mcen_ti_edit_delete"), _HL("wdgt_bd_delete"),
 850                                                   GTK_TREE_VIEW (priv->header_view),
 851                                                   GTK_SELECTION_MULTIPLE,
 852                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_delete_message));
 853         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE,
 854                                                   _("mcen_ti_edit_move"), _HL("wdgt_bd_move"),
 855                                                   GTK_TREE_VIEW (priv->header_view),
 856                                                   GTK_SELECTION_MULTIPLE,
 857                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_move_to));
 858
 859
 860         modest_window_set_active_account (MODEST_WINDOW (self), account_name);
 861         modest_window_set_active_mailbox (MODEST_WINDOW (self), mailbox);
 862         mgr = modest_runtime_get_account_mgr ();
 863         settings = modest_account_mgr_load_account_settings (mgr, account_name);
 864         if (settings) {
 865                 account_display_name = g_strdup (modest_account_settings_get_display_name (settings));
 866                 store_settings = modest_account_settings_get_store_settings (settings);
 867                 if (store_settings) {
 868                         priv->current_store_account =
 869                                 g_strdup (modest_server_account_settings_get_account_name (store_settings));
 870                         g_object_unref (store_settings);
 871                 }
 872                 g_object_unref (settings);
 873         }
 874         /* Set window title */
 875         if (TNY_IS_FOLDER (folder)) {
 876                 gchar *folder_name;
 877
 878                 if (tny_folder_get_folder_type (folder) == TNY_FOLDER_TYPE_INBOX) {
 879                         const gchar *box_name;
 880                         box_name = mailbox;
 881                         if (box_name == NULL || box_name[0] == '\0') {
 882                                 box_name = account_display_name;
 883                         }
 884                         folder_name = g_strconcat (_("mcen_me_folder_inbox"), " - ", box_name, NULL);
 885                 } else {
 886                         folder_name = modest_tny_folder_get_display_name (folder);
 887                 }
 888
 889                 gtk_window_set_title (GTK_WINDOW (self), folder_name);
 890                 g_free (folder_name);
 891         }
 892         g_free (account_display_name);
 893
 894
 895         update_progress_hint (self);
 896         update_sort_button (self);
 897
 898         return MODEST_WINDOW(self);
 899 }
 900
 901 ModestHeaderView *
 902 modest_header_window_get_header_view (ModestHeaderWindow *self)
 903 {
 904         ModestHeaderWindowPrivate *priv = NULL;
 905
 906         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 907
 908         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 909
 910         return MODEST_HEADER_VIEW (priv->header_view);
 911 }
 912
 913 static void setup_menu (ModestHeaderWindow *self)
 914 {
 915         ModestHeaderWindowPrivate *priv;
 916
 917         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 918         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 919
 920         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
 921                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
 922                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
 923         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self),
 924                                            dngettext(GETTEXT_PACKAGE,
 925                                                      "mcen_me_move_message",
 926                                                      "mcen_me_move_messages",
 927                                                      2),
 928                                            NULL,
 929                                            APP_MENU_CALLBACK (set_moveto_edit_mode),
 930                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
 931         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_delete_messages"), NULL,
 932                                            APP_MENU_CALLBACK (set_delete_edit_mode),
 933                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_delete));
 934         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_folder_details"), NULL,
 935                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
 936                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
 937         priv->sort_button = hildon_button_new (MODEST_EDITABLE_SIZE,
 938                                                HILDON_BUTTON_ARRANGEMENT_VERTICAL);
 939         hildon_button_set_title (HILDON_BUTTON (priv->sort_button), _("mcen_me_sort"));
 940         g_signal_connect_after (G_OBJECT (priv->sort_button), "clicked",
 941                                 G_CALLBACK (modest_ui_actions_on_sort), (gpointer) self);
 942         hildon_button_set_style(HILDON_BUTTON (priv->sort_button), HILDON_BUTTON_STYLE_PICKER);
 943         hildon_button_set_title_alignment (HILDON_BUTTON (priv->sort_button), 0.5, 0.5);
 944         hildon_button_set_value_alignment (HILDON_BUTTON (priv->sort_button), 0.5, 0.5);
 945         modest_hildon2_window_add_button_to_menu (MODEST_HILDON2_WINDOW (self), GTK_BUTTON (priv->sort_button),
 946                                                   modest_ui_dimming_rules_on_sort);
 947         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_sendandreceive"), NULL,
 948                                            APP_MENU_CALLBACK (modest_ui_actions_on_send_receive),
 949                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_send_receive));
 950         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_outbox_cancelsend"), NULL,
 951                                            APP_MENU_CALLBACK (modest_ui_actions_cancel_send),
 952                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_cancel_sending_all));
 953 }
 954
 955 static void
 956 update_view (ModestHeaderWindow *self,
 957              TnyFolderChange *change)
 958 {
 959         ModestHeaderWindowPrivate *priv = NULL;
 960         gboolean refilter = FALSE;
 961         gboolean folder_empty = FALSE;
 962         gboolean all_marked_as_deleted = FALSE;
 963         TnyFolder *folder;
 964         gchar *show_more_value;
 965         guint visible;
 966         guint all_count;
 967
 968         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 969         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 970
 971         folder = modest_header_view_get_folder ((ModestHeaderView *) priv->header_view);
 972         if (!folder)
 973                 return;
 974
 975         if (change != NULL) {
 976                 TnyFolderChangeChanged changed;
 977
 978                 changed = tny_folder_change_get_changed (change);
 979                 /* If something changes */
 980                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
 981                         all_count = (guint) tny_folder_change_get_new_all_count (change);
 982                 else
 983                         all_count = (guint) tny_folder_get_all_count (folder);
 984
 985                 folder_empty = (all_count == 0);
 986                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
 987                         refilter = TRUE;
 988         } else {
 989                 all_count = (guint) tny_folder_get_all_count (folder);
 990                 folder_empty = (all_count == 0);
 991         }
 992         g_object_unref (folder);
 993
 994         /* Check if all messages are marked to be deleted */
 995         all_marked_as_deleted = modest_header_view_is_empty (MODEST_HEADER_VIEW (priv->header_view));
 996         folder_empty = folder_empty || all_marked_as_deleted;
 997
 998         /* Set style of headers view */
 999         set_contents_state (self, folder_empty?CONTENTS_STATE_EMPTY:CONTENTS_STATE_HEADERS);
1000
1001         if (refilter)
1002                 modest_header_view_refilter (MODEST_HEADER_VIEW (priv->header_view));
1003
1004         visible = modest_header_view_get_show_latest (MODEST_HEADER_VIEW (priv->header_view));
1005         if (visible > all_count)
1006                 visible = all_count;
1007         show_more_value = g_strdup_printf (_("TODO: %d of %d shown"), visible, all_count);
1008
1009         hildon_button_set_value (HILDON_BUTTON (priv->show_more_button),
1010                                  show_more_value);
1011 }
1012
1013 static void
1014 set_contents_state (ModestHeaderWindow *self,
1015                     ContentsState state)
1016 {
1017         ModestHeaderWindowPrivate *priv = NULL;
1018
1019         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
1020         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1021
1022         if (priv->contents_state == state)
1023                 return;
1024
1025         /* Remove from container the old content */
1026         switch (priv->contents_state) {
1027         case CONTENTS_STATE_EMPTY:
1028                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->empty_view);
1029                 break;
1030         case CONTENTS_STATE_HEADERS:
1031                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->header_view);
1032                 break;
1033         case CONTENTS_STATE_NONE:
1034                 break;
1035         }
1036
1037         /* Add the new content */
1038         switch (state) {
1039         case CONTENTS_STATE_EMPTY:
1040                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->empty_view);
1041                 gtk_widget_show (priv->empty_view);
1042                 break;
1043         case CONTENTS_STATE_HEADERS:
1044                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->header_view);
1045                 gtk_widget_show (priv->header_view);
1046                 break;
1047         case CONTENTS_STATE_NONE:
1048                 break;
1049         }
1050         priv->contents_state = state;
1051 }
1052
1053 static void
1054 on_msg_count_changed (ModestHeaderView *header_view,
1055                       TnyFolder *folder,
1056                       TnyFolderChange *change,
1057                       ModestHeaderWindow *header_window)
1058 {
1059         g_return_if_fail (MODEST_IS_HEADER_WINDOW (header_window));
1060
1061         update_view (MODEST_HEADER_WINDOW (header_window), change);
1062 }
1063
1064 static void
1065 on_header_activated (ModestHeaderView *header_view,
1066                      TnyHeader *header,
1067                      GtkTreePath *path,
1068                      ModestHeaderWindow *header_window)
1069 {
1070         modest_ui_actions_on_header_activated (header_view, header, path, MODEST_WINDOW (header_window));
1071 }
1072
1073 static void
1074 updating_banner_destroyed (gpointer data,
1075                            GObject *where_the_object_was)
1076 {
1077         ModestHeaderWindowPrivate *priv = NULL;
1078
1079         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
1080
1081         priv->updating_banner = NULL;
1082 }
1083
1084 static gboolean
1085 show_updating_banner (gpointer user_data)
1086 {
1087         ModestHeaderWindowPrivate *priv = NULL;
1088
1089         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1090
1091         if (priv->updating_banner == NULL) {
1092
1093                 /* We're outside the main lock */
1094                 gdk_threads_enter ();
1095                 priv->updating_banner =
1096                         modest_platform_animation_banner (GTK_WIDGET (user_data), NULL,
1097                                                           _CS ("ckdg_pb_updating"));
1098
1099                 /* We need this because banners in Maemo could be
1100                    destroyed by dialogs so we need to properly update
1101                    our reference to it */
1102                 g_object_weak_ref (G_OBJECT (priv->updating_banner),
1103                                    updating_banner_destroyed,
1104                                    user_data);
1105                 gdk_threads_leave ();
1106         }
1107
1108         /* Remove timeout */
1109         priv->updating_banner_timeout = 0;
1110         return FALSE;
1111 }
1112
1113 /**
1114  * We use this function to show/hide a progress banner showing
1115  * "Updating" while the header view is being filled. We're not showing
1116  * it unless the update takes more than 2 seconds
1117  *
1118  * If starting = TRUE then the refresh is starting, otherwise it means
1119  * that is has just finished
1120  */
1121 static void
1122 on_updating_msg_list (ModestHeaderView *header_view,
1123                       gboolean starting,
1124                       gpointer user_data)
1125 {
1126         ModestHeaderWindowPrivate *priv = NULL;
1127
1128         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1129
1130         /* Remove old timeout */
1131         if (priv->updating_banner_timeout > 0) {
1132                 g_source_remove (priv->updating_banner_timeout);
1133                 priv->updating_banner_timeout = 0;
1134         }
1135
1136         /* Create a new timeout */
1137         if (starting) {
1138                 priv->updating_banner_timeout =
1139                         g_timeout_add (2000, show_updating_banner, user_data);
1140         } else {
1141                 /* Remove the banner if exists */
1142                 if (priv->updating_banner) {
1143                         gtk_widget_destroy (priv->updating_banner);
1144                         priv->updating_banner = NULL;
1145                 }
1146         }
1147 }
1148
1149 static void
1150 set_delete_edit_mode (GtkButton *button,
1151                       ModestHeaderWindow *self)
1152 {
1153         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE);
1154 }
1155
1156 static void
1157 set_moveto_edit_mode (GtkButton *button,
1158                     ModestHeaderWindow *self)
1159 {
1160         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE);
1161 }
1162
1163 static gboolean
1164 on_expose_event(GtkTreeView *header_view,
1165                 GdkEventExpose *event,
1166                 gpointer user_data)
1167 {
1168         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
1169         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1170
1171         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1172
1173         if (priv->autoscroll)
1174                 hildon_pannable_area_jump_to (HILDON_PANNABLE_AREA (priv->contents_view), 0.0, 0.0);
1175
1176         return FALSE;
1177 }
1178
1179 static gboolean
1180 on_map_event(GtkWidget *widget,
1181              GdkEvent *event,
1182              gpointer user_data)
1183 {
1184         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
1185         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1186
1187         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1188
1189         if (priv->progress_hint) {
1190                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), TRUE);
1191         }
1192         return FALSE;
1193 }
1194
1195 static void
1196 on_progress_list_changed (ModestWindowMgr *mgr,
1197                           ModestHeaderWindow *self)
1198 {
1199         update_progress_hint (self);
1200 }
1201
1202 static gboolean
1203 has_active_operations (ModestHeaderWindow *self)
1204 {
1205         GSList *operations = NULL, *node;
1206         ModestMailOperationQueue *queue;
1207         gboolean has_active = FALSE;
1208
1209         queue = modest_runtime_get_mail_operation_queue ();
1210         operations = modest_mail_operation_queue_get_by_source (queue, G_OBJECT (self));
1211
1212         for (node = operations; node != NULL; node = g_slist_next (node)) {
1213                 if (!modest_mail_operation_is_finished (MODEST_MAIL_OPERATION (node->data))) {
1214                         has_active = TRUE;
1215                         break;
1216                 }
1217         }
1218
1219         if (operations) {
1220                 g_slist_foreach (operations, (GFunc) g_object_unref, NULL);
1221                 g_slist_free (operations);
1222         }
1223
1224         return has_active;
1225 }
1226
1227 static void
1228 update_progress_hint (ModestHeaderWindow *self)
1229 {
1230         ModestHeaderWindowPrivate *priv;
1231
1232         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1233
1234         priv->progress_hint = FALSE;
1235
1236         if (has_active_operations (self)) {
1237                 priv->progress_hint = TRUE;
1238         } else {
1239                 priv->progress_hint = FALSE;
1240         }
1241
1242         if (!priv->progress_hint && priv->current_store_account) {
1243                 priv->progress_hint =
1244                         modest_window_mgr_has_progress_operation_on_account (modest_runtime_get_window_mgr (),
1245                                                                              priv->current_store_account);
1246         }
1247
1248         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
1249
1250         if (GTK_WIDGET_VISIBLE (self)) {
1251                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), priv->progress_hint?1:0);
1252         }
1253 }
1254
1255 gboolean
1256 modest_header_window_toolbar_on_transfer_mode     (ModestHeaderWindow *self)
1257 {
1258         ModestHeaderWindowPrivate *priv= NULL;
1259
1260         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1261         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1262
1263         return priv->progress_hint;
1264 }
1265
1266 gboolean
1267 modest_header_window_transfer_mode_enabled (ModestHeaderWindow *self)
1268 {
1269         ModestHeaderWindowPrivate *priv;
1270
1271         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1272         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
1273
1274         return priv->progress_hint;
1275 }
1276
1277 static void
1278 on_mail_operation_started (ModestMailOperation *mail_op,
1279                            gpointer user_data)
1280 {
1281         ModestHeaderWindow *self;
1282         ModestMailOperationTypeOperation op_type;
1283         GObject *source = NULL;
1284
1285         self = MODEST_HEADER_WINDOW (user_data);
1286         op_type = modest_mail_operation_get_type_operation (mail_op);
1287         source = modest_mail_operation_get_source(mail_op);
1288         if (G_OBJECT (self) == source) {
1289                 update_progress_hint (self);
1290         }
1291         g_object_unref (source);
1292 }
1293
1294 static void
1295 on_mail_operation_finished (ModestMailOperation *mail_op,
1296                             gpointer user_data)
1297 {
1298         ModestHeaderWindow *self;
1299
1300         self = MODEST_HEADER_WINDOW (user_data);
1301
1302         /* Don't disable the progress hint if there are more pending
1303            operations from this window */
1304         update_progress_hint (self);
1305
1306         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
1307 }
1308
1309 static void
1310 on_queue_changed (ModestMailOperationQueue *queue,
1311                   ModestMailOperation *mail_op,
1312                   ModestMailOperationQueueNotification type,
1313                   ModestHeaderWindow *self)
1314 {
1315         ModestHeaderWindowPrivate *priv;
1316
1317         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1318
1319         /* If this operations was created by another window, do nothing */
1320         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1321                 return;
1322
1323         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
1324                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1325                                                                G_OBJECT (mail_op),
1326                                                                "operation-started",
1327                                                                G_CALLBACK (on_mail_operation_started),
1328                                                                self);
1329                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1330                                                                G_OBJECT (mail_op),
1331                                                                "operation-finished",
1332                                                                G_CALLBACK (on_mail_operation_finished),
1333                                                                self);
1334         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
1335                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1336                                                                   G_OBJECT (mail_op),
1337                                                                   "operation-started");
1338                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1339                                                                   G_OBJECT (mail_op),
1340                                                                   "operation-finished");
1341         }
1342 }
1343
1344 static void
1345 modest_header_window_pack_toolbar (ModestHildon2Window *self,
1346                                    GtkPackType pack_type,
1347                                    GtkWidget *toolbar)
1348 {
1349         ModestHeaderWindowPrivate *priv;
1350
1351         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
1352         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1353
1354         if (pack_type == GTK_PACK_START) {
1355                 gtk_box_pack_start (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
1356         } else {
1357                 gtk_box_pack_end (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
1358         }
1359 }
1360
1361 static void
1362 edit_mode_changed (ModestHeaderWindow *header_window,
1363                    gint edit_mode_id,
1364                    gboolean enabled,
1365                    ModestHeaderWindow *self)
1366 {
1367         ModestHeaderWindowPrivate *priv;
1368         ModestHeaderViewFilter filter = MODEST_HEADER_VIEW_FILTER_NONE;
1369
1370         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
1371         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1372
1373         switch (edit_mode_id) {
1374         case EDIT_MODE_COMMAND_MOVE:
1375                 filter = MODEST_HEADER_VIEW_FILTER_MOVEABLE;
1376                 break;
1377         case EDIT_MODE_COMMAND_DELETE:
1378                 filter = MODEST_HEADER_VIEW_FILTER_DELETABLE;
1379                 break;
1380         case MODEST_HILDON2_WINDOW_EDIT_MODE_NONE:
1381                 filter = MODEST_HEADER_VIEW_FILTER_NONE;
1382                 break;
1383         }
1384
1385         hildon_tree_view_set_action_area_visible (GTK_TREE_VIEW (priv->header_view), !enabled);
1386         if (enabled) {
1387                 modest_header_view_set_filter (MODEST_HEADER_VIEW (priv->header_view),
1388                                                filter);
1389         } else {
1390                 GtkTreeSelection *sel;
1391
1392                 /* Unselect all. This will prevent us from keeping a
1393                    reference to a TnyObject that we don't want to
1394                    have */
1395                 sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->header_view));
1396                 gtk_tree_selection_unselect_all (sel);
1397
1398                 modest_header_view_unset_filter (MODEST_HEADER_VIEW (priv->header_view),
1399                                                  filter);
1400         }
1401 }
1402
1403 static void
1404 on_sort_column_changed (GtkTreeSortable *treesortable,
1405                         gpointer         user_data)
1406 {
1407         update_sort_button (MODEST_HEADER_WINDOW (user_data));
1408 }
1409
1410 static void
1411 update_sort_button (ModestHeaderWindow *self)
1412 {
1413         ModestHeaderWindowPrivate *priv;
1414         GtkTreeSortable *sortable;
1415         gint current_sort_colid = -1;
1416         GtkSortType current_sort_type;
1417         const gchar *value = NULL;
1418
1419         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1420
1421         /* This could happen as the first time the model is set the
1422            header_view is still not assigned to priv->header_view */
1423         if (!priv->header_view)
1424                 return;
1425
1426         sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (priv->header_view)));
1427
1428         if (!gtk_tree_sortable_get_sort_column_id (sortable,
1429                                                    &current_sort_colid, &current_sort_type)) {
1430                 value =  _("mcen_li_sort_sender_date_newest");
1431         } else {
1432                 switch (current_sort_colid) {
1433                 case TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN:
1434                 {
1435                         GList *cols = NULL;
1436                         cols = modest_header_view_get_columns (MODEST_HEADER_VIEW (priv->header_view));
1437                         if (cols != NULL) {
1438                                 gpointer flags_sort_type_pointer;
1439                                 flags_sort_type_pointer = g_object_get_data (G_OBJECT (cols->data),
1440                                                                              MODEST_HEADER_VIEW_FLAG_SORT);
1441                                 if (GPOINTER_TO_INT (flags_sort_type_pointer) == TNY_HEADER_FLAG_PRIORITY_MASK)
1442                                         value = _("mcen_li_sort_priority");
1443                                 else
1444                                         value = _("mcen_li_sort_attachment");
1445                                 g_list_free(cols);
1446                         }
1447                 }
1448                 break;
1449                 case TNY_GTK_HEADER_LIST_MODEL_TO_COLUMN:
1450                 case TNY_GTK_HEADER_LIST_MODEL_FROM_COLUMN:
1451                         if (current_sort_type == GTK_SORT_ASCENDING)
1452                                 value = _("mcen_li_sort_sender_recipient_az");
1453                         else
1454                                 value = _("mcen_li_sort_sender_recipient_za");
1455                         break;
1456                 case TNY_GTK_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN:
1457                 case TNY_GTK_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN:
1458                         if (current_sort_type == GTK_SORT_ASCENDING)
1459                                 value = _("mcen_li_sort_date_oldest");
1460                         else
1461                                 value = _("mcen_li_sort_date_newest");
1462                         break;
1463                 case TNY_GTK_HEADER_LIST_MODEL_SUBJECT_COLUMN:
1464                         if (current_sort_type == GTK_SORT_ASCENDING)
1465                                 value = _("mcen_li_sort_subject_az");
1466                         else
1467                                 value = _("mcen_li_sort_subject_za");
1468                         break;
1469                 case TNY_GTK_HEADER_LIST_MODEL_MESSAGE_SIZE_COLUMN:
1470                         if (current_sort_type == GTK_SORT_ASCENDING)
1471                                 value = _("mcen_li_sort_size_smallest");
1472                         else
1473                                 value = _("mcen_li_sort_size_largest");
1474                         break;
1475                 }
1476         }
1477
1478         hildon_button_set_value (HILDON_BUTTON (priv->sort_button), value?value:"");
1479 }
1480
1481 static void
1482 on_horizontal_movement (HildonPannableArea *hildonpannable,
1483                         gint                direction,
1484                         gdouble             initial_x,
1485                         gdouble             initial_y,
1486                         gpointer            user_data)
1487 {
1488         ModestHeaderWindowPrivate *priv;
1489         gint dest_x, dest_y;
1490         TnyHeader *header;
1491
1492         /* Ignore right to left movement */
1493         if (direction == HILDON_MOVEMENT_LEFT)
1494                 return;
1495
1496         /* Get the header to delete */
1497         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1498
1499         /* Get tree view coordinates */
1500         if (!gtk_widget_translate_coordinates ((GtkWidget *) hildonpannable,
1501                                                priv->header_view,
1502                                                initial_x,
1503                                                initial_y,
1504                                                &dest_x,
1505                                                &dest_y))
1506             return;
1507
1508         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
1509                                                        dest_x, dest_y);
1510         if (header) {
1511                 delete_header ((GtkWindow *) user_data, header);
1512                 g_object_unref (header);
1513         }
1514 }
1515
1516
1517 static gboolean
1518 on_key_press(GtkWidget *widget, GdkEventKey *event, gpointer user_data)
1519 {
1520         ModestHeaderWindowPrivate *priv;
1521         HildonPannableArea *pannable;
1522         /* FIXME: set scroll_speed depends on for how long the key was pressed */
1523         gint scroll_speed = 3;
1524
1525         if (event->type == GDK_KEY_RELEASE)
1526                 return FALSE;
1527
1528         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(user_data);
1529
1530         pannable = HILDON_PANNABLE_AREA (priv->contents_view);
1531
1532         switch (event->keyval) {
1533
1534         case GDK_Up:
1535                 priv->autoscroll = FALSE;
1536                 modest_maemo_utils_scroll_pannable(pannable, 0, -scroll_speed);
1537                 break;
1538
1539         case GDK_Down:
1540                 priv->autoscroll = FALSE;
1541                 modest_maemo_utils_scroll_pannable(pannable, 0, scroll_speed);
1542                 break;
1543         }
1544
1545         return FALSE;
1546 }
1547
1548 static void
1549 modest_header_window_show_more (GtkAction *action, ModestWindow *win)
1550 {
1551         ModestHeaderWindow *self;
1552         ModestHeaderWindowPrivate *priv = NULL;
1553
1554         self = MODEST_HEADER_WINDOW (win);
1555         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1556         if (!priv->header_view)
1557                 return;
1558
1559         if (modest_header_view_get_not_latest (MODEST_HEADER_VIEW (priv->header_view)) > 0) {
1560                 modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view),
1561                                                     modest_header_view_get_show_latest (MODEST_HEADER_VIEW (priv->header_view)) + 50);
1562                 update_view (self, NULL);
1563         }
1564 }