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 <modest-tny-account.h>
  54 #include <tny-simple-list.h>
  55
  56 #define SHOW_LATEST_SIZE 250
  57
  58 typedef enum {
  59         CONTENTS_STATE_NONE = 0,
  60         CONTENTS_STATE_EMPTY = 1,
  61         CONTENTS_STATE_HEADERS = 2
  62 } ContentsState;
  63
  64 typedef enum {
  65         EDIT_MODE_COMMAND_MOVE = 1,
  66         EDIT_MODE_COMMAND_DELETE = 2,
  67 } EditModeCommand;
  68
  69 typedef struct _ModestHeaderWindowPrivate ModestHeaderWindowPrivate;
  70 struct _ModestHeaderWindowPrivate {
  71
  72         GtkWidget *header_view;
  73         GtkWidget *empty_view;
  74         GtkWidget *contents_view;
  75         GtkWidget *top_vbox;
  76         GtkWidget *new_message_button;
  77         GtkWidget *show_more_button;
  78
  79         /* state bar */
  80         ContentsState contents_state;
  81
  82         /* autoscroll */
  83         gboolean autoscroll;
  84
  85         /* banners */
  86         GtkWidget *updating_banner;
  87         guint updating_banner_timeout;
  88
  89         /* signals */
  90         GSList *sighandlers;
  91         gulong queue_change_handler;
  92         gulong sort_column_handler;
  93         gulong notify_model;
  94
  95         /* progress hint */
  96         gboolean progress_hint;
  97         gchar *current_store_account;
  98
  99         /* sort button */
 100         GtkWidget *sort_button;
 101
 102         /* CSM menu */
 103         GtkWidget *csm_menu;
 104         gdouble x_coord;
 105         gdouble y_coord;
 106
 107         /* weak refs */
 108         GtkTreeModel *model_weak_ref;
 109 };
 110 #define MODEST_HEADER_WINDOW_GET_PRIVATE(o)  (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 111                                                                           MODEST_TYPE_HEADER_WINDOW, \
 112                                                                           ModestHeaderWindowPrivate))
 113
 114 /* 'private'/'protected' functions */
 115 static void modest_header_window_class_init  (ModestHeaderWindowClass *klass);
 116 static void modest_header_window_init        (ModestHeaderWindow *obj);
 117 static void modest_header_window_finalize    (GObject *obj);
 118 static void modest_header_window_dispose     (GObject *obj);
 119
 120 static void connect_signals (ModestHeaderWindow *self);
 121 static void modest_header_window_disconnect_signals (ModestWindow *self);
 122
 123 static void setup_menu (ModestHeaderWindow *self);
 124 static GtkWidget *create_empty_view (ModestWindow *self);
 125 static GtkWidget *create_header_view (ModestWindow *progress_window,
 126                                       TnyFolder *folder);
 127
 128 static void update_view (ModestHeaderWindow *self,
 129                          TnyFolderChange *change);
 130 static void set_contents_state (ModestHeaderWindow *window,
 131                                 ContentsState state);
 132
 133 static void on_msg_count_changed (ModestHeaderView *header_view,
 134                                   TnyFolder *folder,
 135                                   TnyFolderChange *change,
 136                                   ModestHeaderWindow *header_window);
 137 static void on_header_activated (ModestHeaderView *header_view,
 138                                  TnyHeader *header,
 139                                  GtkTreePath *path,
 140                                  ModestHeaderWindow *header_window);
 141 static void on_updating_msg_list (ModestHeaderView *header_view,
 142                                   gboolean starting,
 143                                   gpointer user_data);
 144 static void set_delete_edit_mode (GtkButton *button,
 145                                   ModestHeaderWindow *self);
 146 static void set_moveto_edit_mode (GtkButton *button,
 147                                   ModestHeaderWindow *self);
 148 static gboolean on_expose_event(GtkTreeView *header_view,
 149                                 GdkEventExpose *event,
 150                                 gpointer user_data);
 151 static gboolean on_map_event (GtkWidget *widget,
 152                               GdkEvent *event,
 153                               gpointer userdata);
 154 static void on_vertical_movement (HildonPannableArea *area,
 155                                   HildonMovementDirection direction,
 156                                   gdouble x, gdouble y, gpointer user_data);
 157 static void on_queue_changed    (ModestMailOperationQueue *queue,
 158                                  ModestMailOperation *mail_op,
 159                                  ModestMailOperationQueueNotification type,
 160                                  ModestHeaderWindow *self);
 161 static void modest_header_window_pack_toolbar (ModestHildon2Window *self,
 162                                                GtkPackType pack_type,
 163                                                GtkWidget *toolbar);
 164 static void edit_mode_changed (ModestHeaderWindow *header_window,
 165                                gint edit_mode_id,
 166                                gboolean enabled,
 167                                ModestHeaderWindow *self);
 168 static void on_progress_list_changed (ModestWindowMgr *mgr,
 169                                       ModestHeaderWindow *self);
 170 static void update_progress_hint (ModestHeaderWindow *self);
 171 static void on_sort_column_changed (GtkTreeSortable *treesortable,
 172                                     gpointer         user_data);
 173 static void update_sort_button (ModestHeaderWindow *self);
 174 static void on_horizontal_movement (HildonPannableArea *hildonpannable,
 175                                     gint                direction,
 176                                     gdouble             initial_x,
 177                                     gdouble             initial_y,
 178                                     gpointer            user_data);
 179 static void on_header_view_model_destroyed (gpointer user_data,
 180                                             GObject *model);
 181 static gboolean on_key_press(GtkWidget *widget,
 182                                         GdkEventKey *event,
 183                                         gpointer user_data);
 184 static void modest_header_window_show_more (GtkAction *action, ModestWindow *win);
 185
 186 /* globals */
 187 static GtkWindowClass *parent_class = NULL;
 188
 189 #define EMPTYVIEW_XALIGN 0.5
 190 #define EMPTYVIEW_YALIGN 0.5
 191 #define EMPTYVIEW_XSPACE 1.0
 192 #define EMPTYVIEW_YSPACE 1.0
 193
 194
 195
 196 /************************************************************************/
 197
 198 GType
 199 modest_header_window_get_type (void)
 200 {
 201         static GType my_type = 0;
 202         if (!my_type) {
 203                 static const GTypeInfo my_info = {
 204                         sizeof(ModestHeaderWindowClass),
 205                         NULL,           /* base init */
 206                         NULL,           /* base finalize */
 207                         (GClassInitFunc) modest_header_window_class_init,
 208                         NULL,           /* class finalize */
 209                         NULL,           /* class data */
 210                         sizeof(ModestHeaderWindow),
 211                         1,              /* n_preallocs */
 212                         (GInstanceInitFunc) modest_header_window_init,
 213                         NULL
 214                 };
 215                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 216                                                   "ModestHeaderWindow",
 217                                                   &my_info, 0);
 218         }
 219         return my_type;
 220 }
 221
 222 static void
 223 modest_header_window_class_init (ModestHeaderWindowClass *klass)
 224 {
 225         GObjectClass *gobject_class;
 226         gobject_class = (GObjectClass*) klass;
 227         ModestWindowClass *modest_window_class = (ModestWindowClass *) klass;
 228         ModestHildon2WindowClass *modest_hildon2_window_class = (ModestHildon2WindowClass *) klass;
 229
 230         parent_class            = g_type_class_peek_parent (klass);
 231         gobject_class->finalize = modest_header_window_finalize;
 232         gobject_class->dispose = modest_header_window_dispose;
 233
 234         g_type_class_add_private (gobject_class, sizeof(ModestHeaderWindowPrivate));
 235
 236         modest_window_class->disconnect_signals_func = modest_header_window_disconnect_signals;
 237         modest_hildon2_window_class->pack_toolbar_func = modest_header_window_pack_toolbar;
 238 }
 239
 240 static void
 241 modest_header_window_init (ModestHeaderWindow *obj)
 242 {
 243         ModestHeaderWindowPrivate *priv;
 244
 245         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 246
 247         priv->sighandlers = NULL;
 248
 249         priv->header_view = NULL;
 250         priv->empty_view = NULL;
 251         priv->top_vbox = NULL;
 252         priv->contents_view = NULL;
 253         priv->contents_state = CONTENTS_STATE_NONE;
 254         priv->updating_banner = NULL;
 255         priv->updating_banner_timeout = 0;
 256         priv->autoscroll = TRUE;
 257         priv->progress_hint = FALSE;
 258         priv->queue_change_handler = 0;
 259         priv->sort_column_handler = 0;
 260         priv->model_weak_ref = NULL;
 261         priv->current_store_account = NULL;
 262         priv->sort_button = NULL;
 263         priv->new_message_button = NULL;
 264         priv->show_more_button = NULL;
 265         priv->x_coord = 0;
 266         priv->y_coord = 0;
 267         priv->notify_model = 0;
 268
 269         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 270                                             GTK_WINDOW(obj),
 271                                             "applications_email_headerview");
 272 }
 273
 274 static void
 275 modest_header_window_dispose (GObject *obj)
 276 {
 277         ModestHeaderWindowPrivate *priv;
 278         TnyFolder *folder;
 279
 280         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 281
 282         folder = modest_header_view_get_folder ((ModestHeaderView *) priv->header_view);
 283         if (folder) {
 284                 tny_folder_sync_async (folder, TRUE, NULL, NULL, NULL);
 285                 g_object_unref (folder);
 286         }
 287
 288         G_OBJECT_CLASS(parent_class)->dispose (obj);
 289 }
 290
 291 static void
 292 modest_header_window_finalize (GObject *obj)
 293 {
 294         ModestHeaderWindowPrivate *priv;
 295
 296         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 297
 298         if (priv->model_weak_ref) {
 299                 g_object_weak_unref ((GObject *) priv->model_weak_ref,
 300                                      on_header_view_model_destroyed,
 301                                      obj);
 302                 if (g_signal_handler_is_connected (G_OBJECT (priv->model_weak_ref),
 303                                                    priv->sort_column_handler)) {
 304                         g_signal_handler_disconnect (G_OBJECT (priv->model_weak_ref),
 305                                                      priv->sort_column_handler);
 306                 }
 307                 on_header_view_model_destroyed (obj, (GObject *) priv->model_weak_ref);
 308         }
 309
 310         modest_header_window_disconnect_signals (MODEST_WINDOW (obj));
 311
 312         g_object_unref (priv->header_view);
 313         g_object_unref (priv->empty_view);
 314
 315         if (priv->current_store_account) {
 316                 g_free (priv->current_store_account);
 317                 priv->current_store_account = NULL;
 318         }
 319
 320         if (priv->updating_banner_timeout > 0) {
 321                 g_source_remove (priv->updating_banner_timeout);
 322                 priv->updating_banner_timeout = 0;
 323         }
 324         if (priv->updating_banner) {
 325                 gtk_widget_destroy (priv->updating_banner);
 326                 priv->updating_banner = NULL;
 327         }
 328
 329         G_OBJECT_CLASS(parent_class)->finalize (obj);
 330 }
 331
 332 static void
 333 modest_header_window_disconnect_signals (ModestWindow *self)
 334 {
 335         ModestHeaderWindowPrivate *priv;
 336
 337         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 338
 339         if (g_signal_handler_is_connected ((GObject*) priv->header_view, priv->notify_model)) {
 340                 g_signal_handler_disconnect ((GObject*) priv->header_view, priv->notify_model);
 341                 priv->notify_model = 0;
 342         }
 343
 344         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 345                                            priv->queue_change_handler)) {
 346                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 347                                              priv->queue_change_handler);
 348                 priv->queue_change_handler = 0;
 349         }
 350
 351         if (priv->header_view) {
 352                 GtkTreeModel *sortable;
 353
 354                 sortable = gtk_tree_view_get_model (GTK_TREE_VIEW (priv->header_view));
 355                 if (sortable) {
 356                         if (g_signal_handler_is_connected (G_OBJECT (sortable),
 357                                                            priv->sort_column_handler)) {
 358                                 g_signal_handler_disconnect (G_OBJECT (sortable),
 359                                                              priv->sort_column_handler);
 360                                 priv->sort_column_handler = 0;
 361                         }
 362                 }
 363         }
 364
 365         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 366         priv->sighandlers = NULL;
 367
 368 }
 369
 370 static void
 371 connect_signals (ModestHeaderWindow *self)
 372 {
 373         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 374
 375         /* header view */
 376
 377         priv->sighandlers =
 378                 modest_signal_mgr_connect (priv->sighandlers,G_OBJECT(priv->header_view),
 379                                            "msg_count_changed",
 380                                            G_CALLBACK(on_msg_count_changed), self);
 381         priv->sighandlers =
 382                 modest_signal_mgr_connect (priv->sighandlers, G_OBJECT (priv->header_view),
 383                                            "header-activated",
 384                                            G_CALLBACK (on_header_activated), self);
 385         priv->sighandlers =
 386                 modest_signal_mgr_connect (priv->sighandlers,
 387                                            G_OBJECT (priv->header_view),
 388                                            "updating-msg-list",
 389                                            G_CALLBACK (on_updating_msg_list),
 390                                            self);
 391         priv->sighandlers =
 392                 modest_signal_mgr_connect (priv->sighandlers,
 393                                            G_OBJECT (priv->header_view),
 394                                            "expose-event",
 395                                            G_CALLBACK (on_expose_event),
 396                                            self);
 397
 398         priv->sighandlers =
 399                 modest_signal_mgr_connect (priv->sighandlers,
 400                                            G_OBJECT (self),
 401                                            "map-event",
 402                                            G_CALLBACK (on_map_event),
 403                                            self);
 404
 405         priv->sighandlers =
 406                 modest_signal_mgr_connect (priv->sighandlers,
 407                                            G_OBJECT (priv->contents_view),
 408                                            "vertical-movement",
 409                                            G_CALLBACK (on_vertical_movement),
 410                                            self);
 411
 412         /* Mail Operation Queue */
 413         priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 414                                                        G_OBJECT (modest_runtime_get_window_mgr ()),
 415                                                        "progress-list-changed",
 416                                                        G_CALLBACK (on_progress_list_changed), self);
 417         priv->sighandlers =
 418                 modest_signal_mgr_connect (priv->sighandlers,
 419                                            G_OBJECT (priv->new_message_button),
 420                                            "clicked",
 421                                            G_CALLBACK (modest_ui_actions_on_new_msg), self);
 422
 423         priv->sighandlers =
 424                 modest_signal_mgr_connect (priv->sighandlers,
 425                                            G_OBJECT (priv->show_more_button),
 426                                            "clicked",
 427                                            G_CALLBACK (modest_header_window_show_more), self);
 428
 429         /* Delete using horizontal gesture */
 430         /* DISABLED because it's unreliabile */
 431         if (FALSE) {
 432                 priv->sighandlers =
 433                         modest_signal_mgr_connect (priv->sighandlers,
 434                                                    (GObject *) priv->contents_view,
 435                                                    "horizontal-movement",
 436                                                    G_CALLBACK (on_horizontal_movement),
 437                                                    self);
 438         }
 439
 440
 441         g_signal_connect(G_OBJECT(self), "key-press-event",
 442                         G_CALLBACK(on_key_press), self);
 443 }
 444
 445 static void
 446 folder_refreshed_cb (ModestMailOperation *mail_op,
 447                      TnyFolder *folder,
 448                      gpointer user_data)
 449 {
 450         /* Update the view (folder could be empty) */
 451         update_view (MODEST_HEADER_WINDOW (user_data), NULL);
 452 }
 453
 454 static gboolean
 455 tap_and_hold_query_cb (GtkWidget *header_view,
 456                        GdkEvent *event,
 457                        gpointer user_data)
 458 {
 459         ModestHeaderWindow *self;
 460         ModestHeaderWindowPrivate *priv;
 461
 462         self = (ModestHeaderWindow *) user_data;
 463         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 464
 465         if (event->type == GDK_BUTTON_PRESS) {
 466                 TnyHeader *header;
 467
 468                 priv->x_coord = ((GdkEventButton*)event)->x;
 469                 priv->y_coord = ((GdkEventButton*)event)->y;
 470
 471                 /* Enable/Disable mark as (un)read */
 472                 header = modest_header_view_get_header_at_pos ((ModestHeaderView *) header_view,
 473                                                                priv->x_coord, priv->y_coord);
 474                 if (header) {
 475                         GList *children;
 476                         GtkWidget *mark_read_item, *mark_unread_item;
 477
 478                         /* Show "mark as read" or "mark as unread" */
 479                         children = gtk_container_get_children (GTK_CONTAINER (priv->csm_menu));
 480                         mark_read_item = (GtkWidget *) g_list_nth_data (children, 1);
 481                         mark_unread_item = (GtkWidget *) g_list_nth_data (children, 2);
 482
 483                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN) {
 484                                 gtk_widget_show (mark_unread_item);
 485                                 gtk_widget_hide (mark_read_item);
 486                         } else {
 487                                 gtk_widget_show (mark_read_item);
 488                                 gtk_widget_hide (mark_unread_item);
 489                         }
 490                         g_object_unref (header);
 491                 } else {
 492                         /* Do not show the CSM if there is no header below */
 493                         return TRUE;
 494                 }
 495         }
 496
 497         return FALSE;
 498 }
 499
 500 static void
 501 delete_header (GtkWindow *parent,
 502                TnyHeader *header)
 503 {
 504         gint response;
 505         gchar *subject, *msg;
 506
 507         subject = tny_header_dup_subject (header);
 508         if (!subject)
 509                 subject = g_strdup (_("mail_va_no_subject"));
 510
 511         msg = g_strdup_printf (ngettext("emev_nc_delete_message", "emev_nc_delete_messages", 1),
 512                                subject);
 513         g_free (subject);
 514
 515         /* Confirmation dialog */
 516         response = modest_platform_run_confirmation_dialog (parent, msg);
 517         g_free (msg);
 518
 519         if (response == GTK_RESPONSE_OK) {
 520                 ModestMailOperation *mail_op;
 521                 TnyList *header_list;
 522
 523                 header_list = tny_simple_list_new ();
 524                 tny_list_append (header_list, (GObject *) header);
 525                 mail_op = modest_mail_operation_new ((GObject *) parent);
 526                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
 527                                                  mail_op);
 528                 modest_mail_operation_remove_msgs (mail_op, header_list, FALSE);
 529                 g_object_unref (mail_op);
 530                 g_object_unref (header_list);
 531         }
 532 }
 533
 534
 535 static void
 536 on_delete_csm_activated (GtkMenuItem *item,
 537                          gpointer user_data)
 538 {
 539         TnyHeader *header;
 540         ModestHeaderWindow *self;
 541         ModestHeaderWindowPrivate *priv;
 542
 543         self = (ModestHeaderWindow *) user_data;
 544         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 545
 546         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 547                                                        priv->x_coord, priv->y_coord);
 548         if (header) {
 549                 delete_header ((GtkWindow *) self, header);
 550                 g_object_unref (header);
 551         }
 552 }
 553
 554 static void
 555 on_mark_read_csm_activated (GtkMenuItem *item,
 556                             gpointer user_data)
 557 {
 558         TnyHeader *header;
 559         ModestHeaderWindow *self;
 560         ModestHeaderWindowPrivate *priv;
 561
 562         self = (ModestHeaderWindow *) user_data;
 563         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 564
 565         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 566                                                        priv->x_coord, priv->y_coord);
 567
 568         if (header) {
 569                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
 570                 g_object_unref (header);
 571         }
 572 }
 573
 574 static void
 575 on_mark_unread_csm_activated (GtkMenuItem *item,
 576                               gpointer user_data)
 577 {
 578         TnyHeader *header;
 579         ModestHeaderWindow *self;
 580         ModestHeaderWindowPrivate *priv;
 581
 582         self = (ModestHeaderWindow *) user_data;
 583         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 584
 585         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 586                                                        priv->x_coord, priv->y_coord);
 587
 588         if (header) {
 589                 tny_header_unset_flag (header, TNY_HEADER_FLAG_SEEN);
 590                 g_object_unref (header);
 591         }
 592 }
 593
 594 static void
 595 on_header_view_model_destroyed (gpointer user_data,
 596                                 GObject *model)
 597 {
 598         ModestHeaderWindow *self;
 599         ModestHeaderWindowPrivate *priv;
 600
 601         self = (ModestHeaderWindow *) user_data;
 602         if (!GTK_IS_WIDGET (self))
 603                 return;
 604
 605         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 606         priv->model_weak_ref = NULL;
 607
 608         priv->sort_column_handler = 0;
 609 }
 610
 611 static void
 612 on_header_view_model_changed (GObject *gobject,
 613                               GParamSpec *arg1,
 614                               gpointer user_data)
 615 {
 616         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 617         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 618         GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (gobject));
 619
 620         if (priv->model_weak_ref ) {
 621                 g_object_weak_unref ((GObject *) priv->model_weak_ref,
 622                                      on_header_view_model_destroyed,
 623                                      self);
 624                 if (g_signal_handler_is_connected (G_OBJECT (priv->model_weak_ref),
 625                                                    priv->sort_column_handler)) {
 626                         g_signal_handler_disconnect (G_OBJECT (priv->model_weak_ref),
 627                                                      priv->sort_column_handler);
 628                 }
 629                 on_header_view_model_destroyed (self, (GObject *) priv->model_weak_ref);
 630         }
 631
 632         if (!model)
 633                 return;
 634
 635         /* Connect the signal. Listen to object destruction to disconnect it */
 636         priv->sort_column_handler = g_signal_connect ((GObject *) model,
 637                                                       "sort-column-changed",
 638                                                       G_CALLBACK (on_sort_column_changed),
 639                                                       self);
 640         priv->model_weak_ref = model;
 641         g_object_weak_ref ((GObject *) model, on_header_view_model_destroyed, self);
 642 }
 643
 644 static GtkWidget *
 645 create_header_view (ModestWindow *self, TnyFolder *folder)
 646 {
 647         GtkWidget *header_view;
 648         GtkWidget *delete_item, *mark_read_item, *mark_unread_item;
 649         ModestHeaderWindowPrivate *priv;
 650         TnyAccount *account;
 651         ModestProtocolType protocol_type;
 652         gboolean limit_headers;
 653
 654         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 655
 656         header_view  = modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_TWOLINES);
 657
 658         account = modest_tny_folder_get_account (folder);
 659         limit_headers = FALSE;
 660         if (account) {
 661                 protocol_type = modest_tny_account_get_protocol_type (account);
 662                 if (modest_protocol_registry_protocol_type_has_tag (modest_runtime_get_protocol_registry (),
 663                                                                     protocol_type,
 664                                                                     MODEST_PROTOCOL_REGISTRY_STORE_LIMIT_HEADER_WINDOW)) {
 665                         limit_headers = TRUE;
 666                 }
 667                 g_object_unref (account);
 668         }
 669         modest_header_view_set_show_latest (MODEST_HEADER_VIEW (header_view), limit_headers?SHOW_LATEST_SIZE:0);
 670
 671         priv->notify_model = g_signal_connect ((GObject*) header_view, "notify::model",
 672                                                G_CALLBACK (on_header_view_model_changed), self);
 673
 674         modest_header_view_set_folder (MODEST_HEADER_VIEW (header_view), folder,
 675                                        TRUE, self, folder_refreshed_cb, self);
 676         modest_header_view_set_filter (MODEST_HEADER_VIEW (header_view),
 677                                        MODEST_HEADER_VIEW_FILTER_NONE);
 678         modest_widget_memory_restore (modest_runtime_get_conf (), G_OBJECT(header_view),
 679                                       MODEST_CONF_HEADER_VIEW_KEY);
 680
 681         /* Create CSM menu */
 682         priv->csm_menu = gtk_menu_new ();
 683         delete_item = gtk_menu_item_new_with_label (_HL("wdgt_bd_delete"));
 684         mark_read_item = gtk_menu_item_new_with_label (_("mcen_me_inbox_mark_as_read"));
 685         mark_unread_item = gtk_menu_item_new_with_label (_("mcen_me_inbox_mark_as_unread"));
 686         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), delete_item);
 687         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), mark_read_item);
 688         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), mark_unread_item);
 689         hildon_gtk_widget_set_theme_size (delete_item, MODEST_EDITABLE_SIZE);
 690         hildon_gtk_widget_set_theme_size (mark_unread_item, MODEST_EDITABLE_SIZE);
 691         hildon_gtk_widget_set_theme_size (mark_read_item, MODEST_EDITABLE_SIZE);
 692         gtk_widget_show_all (priv->csm_menu);
 693
 694         /* Connect signals */
 695         g_signal_connect ((GObject *) header_view, "tap-and-hold-query",
 696                           G_CALLBACK (tap_and_hold_query_cb), self);
 697         g_signal_connect ((GObject *) delete_item, "activate",
 698                           G_CALLBACK (on_delete_csm_activated), self);
 699         g_signal_connect ((GObject *) mark_read_item, "activate",
 700                           G_CALLBACK (on_mark_read_csm_activated), self);
 701         g_signal_connect ((GObject *) mark_unread_item, "activate",
 702                           G_CALLBACK (on_mark_unread_csm_activated), self);
 703
 704         /* Add tap&hold handling */
 705         gtk_widget_tap_and_hold_setup (header_view, priv->csm_menu, NULL, 0);
 706
 707         return header_view;
 708 }
 709
 710 static GtkWidget *
 711 create_empty_view (ModestWindow *self)
 712 {
 713         GtkWidget *viewport = NULL;
 714         GtkWidget *label = NULL;
 715         GtkWidget *align = NULL;
 716         GtkWidget *vbox = NULL;
 717         GtkWidget *hbox = NULL;
 718         GtkWidget *button = NULL;
 719         GdkPixbuf *new_message_pixbuf;
 720         ModestHeaderWindowPrivate *priv;
 721
 722         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 723
 724         vbox = gtk_vbox_new (0, FALSE);
 725
 726         align = gtk_alignment_new(EMPTYVIEW_XALIGN, EMPTYVIEW_YALIGN, EMPTYVIEW_XSPACE, EMPTYVIEW_YSPACE);
 727         label = gtk_label_new (_("mcen_ia_nomessages"));
 728         hildon_helper_set_logical_font (label, "LargeSystemFont");
 729         gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5);
 730         gtk_widget_show (label);
 731         gtk_widget_show (align);
 732         gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
 733         gtk_container_add (GTK_CONTAINER (align), label);
 734         gtk_box_pack_end (GTK_BOX (vbox), align, TRUE, TRUE, 0);
 735
 736         button = hildon_button_new (MODEST_EDITABLE_SIZE,
 737                                     HILDON_BUTTON_ARRANGEMENT_HORIZONTAL);
 738
 739         hildon_button_set_title (HILDON_BUTTON (button), _("mcen_ti_new_message"));
 740         new_message_pixbuf = modest_platform_get_icon ("general_add", MODEST_ICON_SIZE_BIG);
 741         hildon_button_set_image (HILDON_BUTTON (button),
 742                                  gtk_image_new_from_pixbuf (new_message_pixbuf));
 743         g_object_unref (new_message_pixbuf);
 744         gtk_widget_show_all (button);
 745
 746         hbox = gtk_hbox_new (TRUE, 0);
 747         gtk_widget_show (hbox);
 748         gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
 749         gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
 750
 751         gtk_widget_show (vbox);
 752
 753         g_signal_connect (button,
 754                           "clicked",
 755                           G_CALLBACK (modest_ui_actions_on_new_msg), self);
 756
 757         viewport = gtk_viewport_new ((GtkAdjustment *) gtk_adjustment_new (0, 0, 0, 0, 0, 0),
 758                                      (GtkAdjustment *) gtk_adjustment_new (0, 0, 0, 0, 0, 0));
 759         gtk_container_add (GTK_CONTAINER (viewport), vbox);
 760
 761         return viewport;
 762 }
 763
 764 static void
 765 on_vertical_movement (HildonPannableArea *area,
 766                       HildonMovementDirection direction,
 767                       gdouble x, gdouble y, gpointer user_data)
 768 {
 769         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 770         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 771
 772         priv->autoscroll = FALSE;
 773 }
 774
 775
 776 ModestWindow *
 777 modest_header_window_new (TnyFolder *folder, const gchar *account_name, const gchar *mailbox)
 778 {
 779         ModestHeaderWindow *self = NULL;
 780         ModestHeaderWindowPrivate *priv = NULL;
 781         HildonProgram *app;
 782         GdkPixbuf *window_icon;
 783         ModestAccountMgr *mgr;
 784         ModestAccountSettings *settings = NULL;
 785         ModestServerAccountSettings *store_settings = NULL;
 786         GtkWidget *action_area_box;
 787         GdkPixbuf *new_message_pixbuf;
 788         GtkWidget *alignment;
 789         gchar *account_display_name = NULL;
 790
 791         self  = MODEST_HEADER_WINDOW(g_object_new(MODEST_TYPE_HEADER_WINDOW, NULL));
 792         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 793
 794         priv->contents_view = hildon_pannable_area_new ();
 795         alignment = gtk_alignment_new (0.0, 0.0, 1.0, 1.0);
 796         gtk_alignment_set_padding (GTK_ALIGNMENT (alignment),
 797                                    HILDON_MARGIN_HALF, 0,
 798                                    HILDON_MARGIN_DOUBLE, HILDON_MARGIN_DOUBLE);
 799
 800         /* We need to do this here to properly listen for mail
 801            operations because create_header_view launches a mail
 802            operation */
 803         priv->queue_change_handler =
 804                 g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 805                                   "queue-changed",
 806                                   G_CALLBACK (on_queue_changed),
 807                                   self);
 808
 809         priv->header_view  = create_header_view (MODEST_WINDOW (self), folder);
 810         priv->empty_view = create_empty_view (MODEST_WINDOW (self));
 811
 812         /* Transform the floating reference in a "hard" reference. We
 813            need to do this because the widgets could be added/removed
 814            to containers many times so we always need to keep a
 815            reference. It could happen also that some widget is never
 816            added to any container */
 817         g_object_ref_sink (priv->header_view);
 818         g_object_ref_sink (priv->empty_view);
 819
 820         g_signal_connect (G_OBJECT (self), "edit-mode-changed",
 821                           G_CALLBACK (edit_mode_changed), (gpointer) self);
 822
 823         action_area_box = hildon_tree_view_get_action_area_box (GTK_TREE_VIEW (priv->header_view));
 824         priv->new_message_button = hildon_button_new (MODEST_EDITABLE_SIZE, HILDON_BUTTON_ARRANGEMENT_HORIZONTAL);
 825
 826         hildon_button_set_title (HILDON_BUTTON (priv->new_message_button), _("mcen_ti_new_message"));
 827         new_message_pixbuf = modest_platform_get_icon ("general_add", MODEST_ICON_SIZE_BIG);
 828         hildon_button_set_image (HILDON_BUTTON (priv->new_message_button), gtk_image_new_from_pixbuf (new_message_pixbuf));
 829         g_object_unref (new_message_pixbuf);
 830
 831         gtk_box_pack_start (GTK_BOX (action_area_box), priv->new_message_button, TRUE, TRUE, 0);
 832         gtk_widget_show_all (priv->new_message_button);
 833         hildon_tree_view_set_action_area_visible (GTK_TREE_VIEW (priv->header_view), TRUE);
 834
 835         setup_menu (self);
 836
 837         priv->top_vbox = gtk_vbox_new (FALSE, 0);
 838         gtk_container_add (GTK_CONTAINER (alignment), priv->contents_view);
 839         gtk_box_pack_end (GTK_BOX (priv->top_vbox), alignment, TRUE, TRUE, 0);
 840
 841         gtk_container_add (GTK_CONTAINER (self), priv->top_vbox);
 842
 843         gtk_widget_show (alignment);
 844         gtk_widget_show (priv->contents_view);
 845         gtk_widget_show (priv->top_vbox);
 846
 847         connect_signals (MODEST_HEADER_WINDOW (self));
 848
 849         update_view (self, NULL);
 850
 851         /* Get device name */
 852         modest_maemo_utils_get_device_name ();
 853
 854         app = hildon_program_get_instance ();
 855         hildon_program_add_window (app, HILDON_WINDOW (self));
 856
 857         /* Set window icon */
 858         window_icon = modest_platform_get_icon (MODEST_APP_ICON, MODEST_ICON_SIZE_BIG);
 859         if (window_icon) {
 860                 gtk_window_set_icon (GTK_WINDOW (self), window_icon);
 861                 g_object_unref (window_icon);
 862         }
 863
 864         /* Dont't restore settings here,
 865          * because it requires a gtk_widget_show(),
 866          * and we don't want to do that until later,
 867          * so that the UI is not visible for non-menu D-Bus activation.
 868          */
 869
 870         /* setup edit modes */
 871         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE,
 872                                                   _("mcen_ti_edit_delete"), _HL("wdgt_bd_delete"),
 873                                                   GTK_TREE_VIEW (priv->header_view),
 874                                                   GTK_SELECTION_MULTIPLE,
 875                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_delete_message));
 876         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE,
 877                                                   _("mcen_ti_edit_move"), _HL("wdgt_bd_move"),
 878                                                   GTK_TREE_VIEW (priv->header_view),
 879                                                   GTK_SELECTION_MULTIPLE,
 880                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_move_to));
 881
 882
 883         modest_window_set_active_account (MODEST_WINDOW (self), account_name);
 884         modest_window_set_active_mailbox (MODEST_WINDOW (self), mailbox);
 885         mgr = modest_runtime_get_account_mgr ();
 886         settings = modest_account_mgr_load_account_settings (mgr, account_name);
 887         if (settings) {
 888                 account_display_name = g_strdup (modest_account_settings_get_display_name (settings));
 889                 store_settings = modest_account_settings_get_store_settings (settings);
 890                 if (store_settings) {
 891                         priv->current_store_account =
 892                                 g_strdup (modest_server_account_settings_get_account_name (store_settings));
 893                         g_object_unref (store_settings);
 894                 }
 895                 g_object_unref (settings);
 896         }
 897         /* Set window title */
 898         if (TNY_IS_FOLDER (folder)) {
 899                 gchar *folder_name;
 900
 901                 if (tny_folder_get_folder_type (folder) == TNY_FOLDER_TYPE_INBOX) {
 902                         const gchar *box_name;
 903                         box_name = mailbox;
 904                         if (box_name == NULL || box_name[0] == '\0') {
 905                                 box_name = account_display_name;
 906                         }
 907                         folder_name = g_strconcat (_("mcen_me_folder_inbox"), " - ", box_name, NULL);
 908                 } else {
 909                         folder_name = modest_tny_folder_get_display_name (folder);
 910                 }
 911
 912                 gtk_window_set_title (GTK_WINDOW (self), folder_name);
 913                 g_free (folder_name);
 914         }
 915         g_free (account_display_name);
 916
 917
 918         update_progress_hint (self);
 919         update_sort_button (self);
 920
 921         return MODEST_WINDOW(self);
 922 }
 923
 924 ModestHeaderView *
 925 modest_header_window_get_header_view (ModestHeaderWindow *self)
 926 {
 927         ModestHeaderWindowPrivate *priv = NULL;
 928
 929         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 930
 931         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 932
 933         return MODEST_HEADER_VIEW (priv->header_view);
 934 }
 935
 936 static void setup_menu (ModestHeaderWindow *self)
 937 {
 938         ModestHeaderWindowPrivate *priv;
 939
 940         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 941         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 942
 943         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
 944                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
 945                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
 946         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_sendandreceive"), NULL,
 947                                            APP_MENU_CALLBACK (modest_ui_actions_on_send_receive),
 948                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_send_receive));
 949         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self),
 950                                            dngettext(GETTEXT_PACKAGE,
 951                                                      "mcen_me_move_message",
 952                                                      "mcen_me_move_messages",
 953                                                      2),
 954                                            NULL,
 955                                            APP_MENU_CALLBACK (set_moveto_edit_mode),
 956                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
 957         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_delete_messages"), NULL,
 958                                            APP_MENU_CALLBACK (set_delete_edit_mode),
 959                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_delete));
 960         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_folder_details"), NULL,
 961                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
 962                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
 963         priv->sort_button = hildon_button_new (MODEST_EDITABLE_SIZE,
 964                                                HILDON_BUTTON_ARRANGEMENT_VERTICAL);
 965         hildon_button_set_title (HILDON_BUTTON (priv->sort_button), _("mcen_me_sort"));
 966         g_signal_connect_after (G_OBJECT (priv->sort_button), "clicked",
 967                                 G_CALLBACK (modest_ui_actions_on_sort), (gpointer) self);
 968         hildon_button_set_style(HILDON_BUTTON (priv->sort_button), HILDON_BUTTON_STYLE_PICKER);
 969         hildon_button_set_title_alignment (HILDON_BUTTON (priv->sort_button), 0.5, 0.5);
 970         hildon_button_set_value_alignment (HILDON_BUTTON (priv->sort_button), 0.5, 0.5);
 971         modest_hildon2_window_add_button_to_menu (MODEST_HILDON2_WINDOW (self), GTK_BUTTON (priv->sort_button),
 972                                                   modest_ui_dimming_rules_on_sort);
 973
 974         priv->show_more_button = hildon_button_new (MODEST_EDITABLE_SIZE, HILDON_BUTTON_ARRANGEMENT_VERTICAL);
 975         hildon_button_set_title (HILDON_BUTTON (priv->show_more_button), _("mcen_va_more"));
 976         hildon_button_set_alignment (HILDON_BUTTON (priv->show_more_button), 0.5, 0.5, 1.0, 1.0);
 977         hildon_button_set_title_alignment (HILDON_BUTTON (priv->show_more_button), 0.5, 0.5);
 978         hildon_button_set_value_alignment (HILDON_BUTTON (priv->show_more_button), 0.5, 0.5);
 979         modest_hildon2_window_add_button_to_menu (MODEST_HILDON2_WINDOW (self), GTK_BUTTON (priv->show_more_button),
 980                                                   NULL);
 981         gtk_widget_hide_all (priv->show_more_button);
 982
 983         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_outbox_cancelsend"), NULL,
 984                                            APP_MENU_CALLBACK (modest_ui_actions_cancel_send),
 985                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_cancel_sending_all));
 986 }
 987
 988 static void
 989 update_view (ModestHeaderWindow *self,
 990              TnyFolderChange *change)
 991 {
 992         ModestHeaderWindowPrivate *priv = NULL;
 993         gboolean refilter = FALSE;
 994         gboolean folder_empty = FALSE;
 995         gboolean all_marked_as_deleted = FALSE;
 996         TnyFolder *folder;
 997         gchar *show_more_value;
 998         guint visible;
 999         guint all_count;
1000
1001         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
1002
1003         /* It could happen when some event is received and the window
1004            was previously closed */
1005         if (!MODEST_IS_HEADER_WINDOW (self))
1006                 return;
1007
1008         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1009
1010         folder = modest_header_view_get_folder ((ModestHeaderView *) priv->header_view);
1011         if (!folder)
1012                 return;
1013
1014         if (change != NULL) {
1015                 TnyFolderChangeChanged changed;
1016
1017                 changed = tny_folder_change_get_changed (change);
1018                 /* If something changes */
1019                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
1020                         all_count = (guint) tny_folder_change_get_new_all_count (change);
1021                 else
1022                         all_count = (guint) tny_folder_get_all_count (folder);
1023
1024                 folder_empty = (all_count == 0);
1025                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
1026                         refilter = TRUE;
1027         } else {
1028                 all_count = (guint) tny_folder_get_all_count (folder);
1029                 folder_empty = (all_count == 0);
1030         }
1031         g_object_unref (folder);
1032
1033         /* Check if all messages are marked to be deleted */
1034         all_marked_as_deleted = modest_header_view_is_empty (MODEST_HEADER_VIEW (priv->header_view));
1035         folder_empty = folder_empty || all_marked_as_deleted;
1036
1037         /* Set style of headers view */
1038         set_contents_state (self, folder_empty?CONTENTS_STATE_EMPTY:CONTENTS_STATE_HEADERS);
1039
1040         if (refilter)
1041                 modest_header_view_refilter (MODEST_HEADER_VIEW (priv->header_view));
1042
1043         visible = modest_header_view_get_show_latest (MODEST_HEADER_VIEW (priv->header_view));
1044
1045         if (visible > 0 && all_count > 0 && visible < all_count && folder_empty) {
1046                 modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view), visible + SHOW_LATEST_SIZE);
1047         }
1048
1049         if (visible > all_count)
1050                 visible = all_count;
1051         if (visible == 0 || visible == all_count) {
1052                 gtk_widget_hide_all (priv->show_more_button);
1053         } else {
1054                 gtk_widget_show_all (priv->show_more_button);
1055         }
1056         show_more_value = g_strdup_printf (_("mcen_va_more_toview"), visible, all_count);
1057
1058         hildon_button_set_value (HILDON_BUTTON (priv->show_more_button),
1059                                  show_more_value);
1060 }
1061
1062 static void
1063 set_contents_state (ModestHeaderWindow *self,
1064                     ContentsState state)
1065 {
1066         ModestHeaderWindowPrivate *priv = NULL;
1067
1068         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
1069         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1070
1071         if (priv->contents_state == state)
1072                 return;
1073
1074         /* Remove from container the old content */
1075         switch (priv->contents_state) {
1076         case CONTENTS_STATE_EMPTY:
1077                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->empty_view);
1078                 break;
1079         case CONTENTS_STATE_HEADERS:
1080                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->header_view);
1081                 break;
1082         case CONTENTS_STATE_NONE:
1083                 break;
1084         }
1085
1086         /* Add the new content */
1087         switch (state) {
1088         case CONTENTS_STATE_EMPTY:
1089                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->empty_view);
1090                 gtk_widget_show (priv->empty_view);
1091                 break;
1092         case CONTENTS_STATE_HEADERS:
1093                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->header_view);
1094                 gtk_widget_show (priv->header_view);
1095                 break;
1096         case CONTENTS_STATE_NONE:
1097                 break;
1098         }
1099         priv->contents_state = state;
1100 }
1101
1102 static void
1103 on_msg_count_changed (ModestHeaderView *header_view,
1104                       TnyFolder *folder,
1105                       TnyFolderChange *change,
1106                       ModestHeaderWindow *header_window)
1107 {
1108         g_return_if_fail (MODEST_IS_HEADER_WINDOW (header_window));
1109
1110         update_view (MODEST_HEADER_WINDOW (header_window), change);
1111 }
1112
1113 static void
1114 on_header_activated (ModestHeaderView *header_view,
1115                      TnyHeader *header,
1116                      GtkTreePath *path,
1117                      ModestHeaderWindow *header_window)
1118 {
1119         modest_ui_actions_on_header_activated (header_view, header, path, MODEST_WINDOW (header_window));
1120 }
1121
1122 static void
1123 updating_banner_destroyed (gpointer data,
1124                            GObject *where_the_object_was)
1125 {
1126         ModestHeaderWindowPrivate *priv = NULL;
1127
1128         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
1129
1130         priv->updating_banner = NULL;
1131 }
1132
1133 static gboolean
1134 show_updating_banner (gpointer user_data)
1135 {
1136         ModestHeaderWindowPrivate *priv = NULL;
1137
1138         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1139
1140         if (priv->updating_banner == NULL) {
1141
1142                 /* We're outside the main lock */
1143                 gdk_threads_enter ();
1144                 priv->updating_banner =
1145                         modest_platform_animation_banner (GTK_WIDGET (user_data), NULL,
1146                                                           _CS ("ckdg_pb_updating"));
1147
1148                 /* We need this because banners in Maemo could be
1149                    destroyed by dialogs so we need to properly update
1150                    our reference to it */
1151                 g_object_weak_ref (G_OBJECT (priv->updating_banner),
1152                                    updating_banner_destroyed,
1153                                    user_data);
1154                 gdk_threads_leave ();
1155         }
1156
1157         /* Remove timeout */
1158         priv->updating_banner_timeout = 0;
1159         return FALSE;
1160 }
1161
1162 /**
1163  * We use this function to show/hide a progress banner showing
1164  * "Updating" while the header view is being filled. We're not showing
1165  * it unless the update takes more than 2 seconds
1166  *
1167  * If starting = TRUE then the refresh is starting, otherwise it means
1168  * that is has just finished
1169  */
1170 static void
1171 on_updating_msg_list (ModestHeaderView *header_view,
1172                       gboolean starting,
1173                       gpointer user_data)
1174 {
1175         ModestHeaderWindowPrivate *priv = NULL;
1176
1177         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1178
1179         /* Remove old timeout */
1180         if (priv->updating_banner_timeout > 0) {
1181                 g_source_remove (priv->updating_banner_timeout);
1182                 priv->updating_banner_timeout = 0;
1183         }
1184
1185         /* Create a new timeout */
1186         if (starting) {
1187                 priv->updating_banner_timeout =
1188                         g_timeout_add (2000, show_updating_banner, user_data);
1189         } else {
1190                 /* Remove the banner if exists */
1191                 if (priv->updating_banner) {
1192                         gtk_widget_destroy (priv->updating_banner);
1193                         priv->updating_banner = NULL;
1194                 }
1195         }
1196 }
1197
1198 static void
1199 set_delete_edit_mode (GtkButton *button,
1200                       ModestHeaderWindow *self)
1201 {
1202         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE);
1203 }
1204
1205 static void
1206 set_moveto_edit_mode (GtkButton *button,
1207                     ModestHeaderWindow *self)
1208 {
1209         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE);
1210 }
1211
1212 static gboolean
1213 on_expose_event(GtkTreeView *header_view,
1214                 GdkEventExpose *event,
1215                 gpointer user_data)
1216 {
1217         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
1218         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1219
1220         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1221
1222         if (priv->autoscroll)
1223                 hildon_pannable_area_jump_to (HILDON_PANNABLE_AREA (priv->contents_view), 0.0, 0.0);
1224
1225         return FALSE;
1226 }
1227
1228 static gboolean
1229 on_map_event(GtkWidget *widget,
1230              GdkEvent *event,
1231              gpointer user_data)
1232 {
1233         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
1234         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1235
1236         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1237
1238         if (priv->progress_hint) {
1239                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), TRUE);
1240         }
1241         return FALSE;
1242 }
1243
1244 static void
1245 on_progress_list_changed (ModestWindowMgr *mgr,
1246                           ModestHeaderWindow *self)
1247 {
1248         update_progress_hint (self);
1249 }
1250
1251 static gboolean
1252 has_active_operations (ModestHeaderWindow *self)
1253 {
1254         GSList *operations = NULL, *node;
1255         ModestMailOperationQueue *queue;
1256         gboolean has_active = FALSE;
1257
1258         queue = modest_runtime_get_mail_operation_queue ();
1259         operations = modest_mail_operation_queue_get_by_source (queue, G_OBJECT (self));
1260
1261         for (node = operations; node != NULL; node = g_slist_next (node)) {
1262                 if (!modest_mail_operation_is_finished (MODEST_MAIL_OPERATION (node->data))) {
1263                         has_active = TRUE;
1264                         break;
1265                 }
1266         }
1267
1268         if (operations) {
1269                 g_slist_foreach (operations, (GFunc) g_object_unref, NULL);
1270                 g_slist_free (operations);
1271         }
1272
1273         return has_active;
1274 }
1275
1276 static void
1277 update_progress_hint (ModestHeaderWindow *self)
1278 {
1279         ModestHeaderWindowPrivate *priv;
1280
1281         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1282
1283         priv->progress_hint = FALSE;
1284
1285         if (has_active_operations (self)) {
1286                 priv->progress_hint = TRUE;
1287         } else {
1288                 priv->progress_hint = FALSE;
1289         }
1290
1291         if (!priv->progress_hint && priv->current_store_account) {
1292                 priv->progress_hint =
1293                         modest_window_mgr_has_progress_operation_on_account (modest_runtime_get_window_mgr (),
1294                                                                              priv->current_store_account);
1295         }
1296
1297         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
1298
1299         if (GTK_WIDGET_VISIBLE (self)) {
1300                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), priv->progress_hint?1:0);
1301         }
1302 }
1303
1304 gboolean
1305 modest_header_window_toolbar_on_transfer_mode     (ModestHeaderWindow *self)
1306 {
1307         ModestHeaderWindowPrivate *priv= NULL;
1308
1309         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1310         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1311
1312         return priv->progress_hint;
1313 }
1314
1315 gboolean
1316 modest_header_window_transfer_mode_enabled (ModestHeaderWindow *self)
1317 {
1318         ModestHeaderWindowPrivate *priv;
1319
1320         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1321         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
1322
1323         return priv->progress_hint;
1324 }
1325
1326 static void
1327 on_mail_operation_started (ModestMailOperation *mail_op,
1328                            gpointer user_data)
1329 {
1330         ModestHeaderWindow *self;
1331         ModestMailOperationTypeOperation op_type;
1332         GObject *source = NULL;
1333
1334         self = MODEST_HEADER_WINDOW (user_data);
1335         op_type = modest_mail_operation_get_type_operation (mail_op);
1336         source = modest_mail_operation_get_source(mail_op);
1337         if (G_OBJECT (self) == source) {
1338                 update_progress_hint (self);
1339         }
1340         g_object_unref (source);
1341 }
1342
1343 static void
1344 on_mail_operation_finished (ModestMailOperation *mail_op,
1345                             gpointer user_data)
1346 {
1347         ModestHeaderWindow *self;
1348
1349         self = MODEST_HEADER_WINDOW (user_data);
1350
1351         /* Don't disable the progress hint if there are more pending
1352            operations from this window */
1353         update_progress_hint (self);
1354
1355         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
1356 }
1357
1358 static void
1359 on_queue_changed (ModestMailOperationQueue *queue,
1360                   ModestMailOperation *mail_op,
1361                   ModestMailOperationQueueNotification type,
1362                   ModestHeaderWindow *self)
1363 {
1364         ModestHeaderWindowPrivate *priv;
1365
1366         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1367
1368         /* If this operations was created by another window, do nothing */
1369         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1370                 return;
1371
1372         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
1373                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1374                                                                G_OBJECT (mail_op),
1375                                                                "operation-started",
1376                                                                G_CALLBACK (on_mail_operation_started),
1377                                                                self);
1378                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1379                                                                G_OBJECT (mail_op),
1380                                                                "operation-finished",
1381                                                                G_CALLBACK (on_mail_operation_finished),
1382                                                                self);
1383         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
1384                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1385                                                                   G_OBJECT (mail_op),
1386                                                                   "operation-started");
1387                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1388                                                                   G_OBJECT (mail_op),
1389                                                                   "operation-finished");
1390         }
1391 }
1392
1393 static void
1394 modest_header_window_pack_toolbar (ModestHildon2Window *self,
1395                                    GtkPackType pack_type,
1396                                    GtkWidget *toolbar)
1397 {
1398         ModestHeaderWindowPrivate *priv;
1399
1400         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
1401         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1402
1403         if (pack_type == GTK_PACK_START) {
1404                 gtk_box_pack_start (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
1405         } else {
1406                 gtk_box_pack_end (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
1407         }
1408 }
1409
1410 static void
1411 edit_mode_changed (ModestHeaderWindow *header_window,
1412                    gint edit_mode_id,
1413                    gboolean enabled,
1414                    ModestHeaderWindow *self)
1415 {
1416         ModestHeaderWindowPrivate *priv;
1417         ModestHeaderViewFilter filter = MODEST_HEADER_VIEW_FILTER_NONE;
1418
1419         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
1420         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1421
1422         switch (edit_mode_id) {
1423         case EDIT_MODE_COMMAND_MOVE:
1424                 filter = MODEST_HEADER_VIEW_FILTER_MOVEABLE;
1425                 break;
1426         case EDIT_MODE_COMMAND_DELETE:
1427                 filter = MODEST_HEADER_VIEW_FILTER_DELETABLE;
1428                 break;
1429         case MODEST_HILDON2_WINDOW_EDIT_MODE_NONE:
1430                 filter = MODEST_HEADER_VIEW_FILTER_NONE;
1431                 break;
1432         }
1433
1434         hildon_tree_view_set_action_area_visible (GTK_TREE_VIEW (priv->header_view), !enabled);
1435         if (enabled) {
1436                 modest_header_view_set_filter (MODEST_HEADER_VIEW (priv->header_view),
1437                                                filter);
1438         } else {
1439                 GtkTreeSelection *sel;
1440
1441                 /* Unselect all. This will prevent us from keeping a
1442                    reference to a TnyObject that we don't want to
1443                    have */
1444                 sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->header_view));
1445                 gtk_tree_selection_unselect_all (sel);
1446
1447                 modest_header_view_unset_filter (MODEST_HEADER_VIEW (priv->header_view),
1448                                                  filter);
1449         }
1450 }
1451
1452 static void
1453 on_sort_column_changed (GtkTreeSortable *treesortable,
1454                         gpointer         user_data)
1455 {
1456         update_sort_button (MODEST_HEADER_WINDOW (user_data));
1457 }
1458
1459 static void
1460 update_sort_button (ModestHeaderWindow *self)
1461 {
1462         ModestHeaderWindowPrivate *priv;
1463         GtkTreeSortable *sortable;
1464         gint current_sort_colid = -1;
1465         GtkSortType current_sort_type;
1466         const gchar *value = NULL;
1467
1468         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1469
1470         /* This could happen as the first time the model is set the
1471            header_view is still not assigned to priv->header_view */
1472         if (!priv->header_view)
1473                 return;
1474
1475         sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (priv->header_view)));
1476
1477         if (!gtk_tree_sortable_get_sort_column_id (sortable,
1478                                                    &current_sort_colid, &current_sort_type)) {
1479                 value =  _("mcen_li_sort_sender_date_newest");
1480         } else {
1481                 switch (current_sort_colid) {
1482                 case TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN:
1483                 {
1484                         GList *cols = NULL;
1485                         cols = modest_header_view_get_columns (MODEST_HEADER_VIEW (priv->header_view));
1486                         if (cols != NULL) {
1487                                 gpointer flags_sort_type_pointer;
1488                                 flags_sort_type_pointer = g_object_get_data (G_OBJECT (cols->data),
1489                                                                              MODEST_HEADER_VIEW_FLAG_SORT);
1490                                 if (GPOINTER_TO_INT (flags_sort_type_pointer) == TNY_HEADER_FLAG_PRIORITY_MASK)
1491                                         value = _("mcen_li_sort_priority");
1492                                 else
1493                                         value = _("mcen_li_sort_attachment");
1494                                 g_list_free(cols);
1495                         }
1496                 }
1497                 break;
1498                 case TNY_GTK_HEADER_LIST_MODEL_TO_COLUMN:
1499                 case TNY_GTK_HEADER_LIST_MODEL_FROM_COLUMN:
1500                         if (current_sort_type == GTK_SORT_ASCENDING)
1501                                 value = _("mcen_li_sort_sender_recipient_az");
1502                         else
1503                                 value = _("mcen_li_sort_sender_recipient_za");
1504                         break;
1505                 case TNY_GTK_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN:
1506                 case TNY_GTK_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN:
1507                         if (current_sort_type == GTK_SORT_ASCENDING)
1508                                 value = _("mcen_li_sort_date_oldest");
1509                         else
1510                                 value = _("mcen_li_sort_date_newest");
1511                         break;
1512                 case TNY_GTK_HEADER_LIST_MODEL_SUBJECT_COLUMN:
1513                         if (current_sort_type == GTK_SORT_ASCENDING)
1514                                 value = _("mcen_li_sort_subject_az");
1515                         else
1516                                 value = _("mcen_li_sort_subject_za");
1517                         break;
1518                 case TNY_GTK_HEADER_LIST_MODEL_MESSAGE_SIZE_COLUMN:
1519                         if (current_sort_type == GTK_SORT_ASCENDING)
1520                                 value = _("mcen_li_sort_size_smallest");
1521                         else
1522                                 value = _("mcen_li_sort_size_largest");
1523                         break;
1524                 }
1525         }
1526
1527         hildon_button_set_value (HILDON_BUTTON (priv->sort_button), value?value:"");
1528 }
1529
1530 static void
1531 on_horizontal_movement (HildonPannableArea *hildonpannable,
1532                         gint                direction,
1533                         gdouble             initial_x,
1534                         gdouble             initial_y,
1535                         gpointer            user_data)
1536 {
1537         ModestHeaderWindowPrivate *priv;
1538         gint dest_x, dest_y;
1539         TnyHeader *header;
1540
1541         /* Ignore right to left movement */
1542         if (direction == HILDON_MOVEMENT_LEFT)
1543                 return;
1544
1545         /* Get the header to delete */
1546         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1547
1548         /* Get tree view coordinates */
1549         if (!gtk_widget_translate_coordinates ((GtkWidget *) hildonpannable,
1550                                                priv->header_view,
1551                                                initial_x,
1552                                                initial_y,
1553                                                &dest_x,
1554                                                &dest_y))
1555             return;
1556
1557         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
1558                                                        dest_x, dest_y);
1559         if (header) {
1560                 delete_header ((GtkWindow *) user_data, header);
1561                 g_object_unref (header);
1562         }
1563 }
1564
1565
1566 static gboolean
1567 on_key_press(GtkWidget *widget, GdkEventKey *event, gpointer user_data)
1568 {
1569         ModestHeaderWindowPrivate *priv;
1570         HildonPannableArea *pannable;
1571         /* FIXME: set scroll_speed depends on for how long the key was pressed */
1572         gint scroll_speed = 3;
1573
1574         if (event->type == GDK_KEY_RELEASE)
1575                 return FALSE;
1576
1577         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(user_data);
1578
1579         pannable = HILDON_PANNABLE_AREA (priv->contents_view);
1580
1581         switch (event->keyval) {
1582
1583         case GDK_Up:
1584                 priv->autoscroll = FALSE;
1585                 modest_maemo_utils_scroll_pannable(pannable, 0, -scroll_speed);
1586                 break;
1587
1588         case GDK_Down:
1589                 priv->autoscroll = FALSE;
1590                 modest_maemo_utils_scroll_pannable(pannable, 0, scroll_speed);
1591                 break;
1592         }
1593
1594         return FALSE;
1595 }
1596
1597 static void
1598 modest_header_window_show_more (GtkAction *action, ModestWindow *win)
1599 {
1600         ModestHeaderWindow *self;
1601         ModestHeaderWindowPrivate *priv = NULL;
1602
1603         self = MODEST_HEADER_WINDOW (win);
1604         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1605         if (!priv->header_view)
1606                 return;
1607
1608         if (modest_header_view_get_not_latest (MODEST_HEADER_VIEW (priv->header_view)) > 0) {
1609                 modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view),
1610                                                     modest_header_view_get_show_latest (MODEST_HEADER_VIEW (priv->header_view)) +
1611                                                     SHOW_LATEST_SIZE);
1612                 update_view (self, NULL);
1613         }
1614 }