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.h>
  49 #include <modest-ui-dimming-rules.h>
  50 #include <modest-tny-folder.h>
  51 #include <modest-tny-account.h>
  52 #include <tny-simple-list.h>
  53 #include <gdk/gdkkeysyms.h>
  54
  55 #define SHOW_LATEST_SIZE 250
  56
  57 typedef enum {
  58         CONTENTS_STATE_NONE = 0,
  59         CONTENTS_STATE_EMPTY = 1,
  60         CONTENTS_STATE_HEADERS = 2
  61 } ContentsState;
  62
  63 typedef enum {
  64         EDIT_MODE_COMMAND_MOVE = 1,
  65         EDIT_MODE_COMMAND_DELETE = 2,
  66 } EditModeCommand;
  67
  68 typedef struct _ModestHeaderWindowPrivate ModestHeaderWindowPrivate;
  69 struct _ModestHeaderWindowPrivate {
  70
  71         GtkWidget *header_view;
  72         GtkWidget *empty_view;
  73         GtkWidget *contents_view;
  74         GtkWidget *top_vbox;
  75         GtkWidget *new_message_button;
  76         GtkWidget *show_more_button;
  77
  78         /* state bar */
  79         ContentsState contents_state;
  80
  81         /* autoscroll */
  82         gboolean autoscroll;
  83
  84         /* banners */
  85         GtkWidget *updating_banner;
  86         guint updating_banner_timeout;
  87
  88         /* signals */
  89         GSList *sighandlers;
  90         gulong queue_change_handler;
  91         gulong sort_column_handler;
  92         gulong notify_model;
  93
  94         /* progress hint */
  95         gboolean progress_hint;
  96         gchar *current_store_account;
  97
  98         /* CSM menu */
  99         GtkWidget *csm_menu;
 100         gdouble x_coord;
 101         gdouble y_coord;
 102
 103         /* weak refs */
 104         GtkTreeModel *model_weak_ref;
 105
 106         gboolean limit_headers;
 107         GtkWidget   *isearch_toolbar;
 108 };
 109 #define MODEST_HEADER_WINDOW_GET_PRIVATE(o)  (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 110                                                                           MODEST_TYPE_HEADER_WINDOW, \
 111                                                                           ModestHeaderWindowPrivate))
 112
 113 /* 'private'/'protected' functions */
 114 static void modest_header_window_class_init  (ModestHeaderWindowClass *klass);
 115 static void modest_header_window_init        (ModestHeaderWindow *obj);
 116 static void modest_header_window_finalize    (GObject *obj);
 117 static void modest_header_window_dispose     (GObject *obj);
 118
 119 static void connect_signals (ModestHeaderWindow *self);
 120 static void modest_header_window_disconnect_signals (ModestWindow *self);
 121
 122 static void setup_menu (ModestHeaderWindow *self);
 123 static GtkWidget *create_empty_view (ModestWindow *self);
 124 static GtkWidget *create_header_view (ModestWindow *progress_window,
 125                                       TnyFolder *folder);
 126
 127 static void update_view (ModestHeaderWindow *self,
 128                          TnyFolderChange *change);
 129 static void set_contents_state (ModestHeaderWindow *window,
 130                                 ContentsState state);
 131
 132 static void on_msg_count_changed (ModestHeaderView *header_view,
 133                                   TnyFolder *folder,
 134                                   TnyFolderChange *change,
 135                                   ModestHeaderWindow *header_window);
 136 static void on_header_activated (ModestHeaderView *header_view,
 137                                  TnyHeader *header,
 138                                  GtkTreePath *path,
 139                                  ModestHeaderWindow *header_window);
 140 static void on_updating_msg_list (ModestHeaderView *header_view,
 141                                   gboolean starting,
 142                                   gpointer user_data);
 143 static void set_delete_edit_mode (GtkButton *button,
 144                                   ModestHeaderWindow *self);
 145 static void set_moveto_edit_mode (GtkButton *button,
 146                                   ModestHeaderWindow *self);
 147 static gboolean on_expose_event(GtkTreeView *header_view,
 148                                 GdkEventExpose *event,
 149                                 gpointer user_data);
 150 static gboolean on_map_event (GtkWidget *widget,
 151                               GdkEvent *event,
 152                               gpointer userdata);
 153 static void on_vertical_movement (HildonPannableArea *area,
 154                                   HildonMovementDirection direction,
 155                                   gdouble x, gdouble y, gpointer user_data);
 156 static void on_queue_changed    (ModestMailOperationQueue *queue,
 157                                  ModestMailOperation *mail_op,
 158                                  ModestMailOperationQueueNotification type,
 159                                  ModestHeaderWindow *self);
 160 static void modest_header_window_pack_toolbar (ModestHildon2Window *self,
 161                                                GtkPackType pack_type,
 162                                                GtkWidget *toolbar);
 163 static void edit_mode_changed (ModestHeaderWindow *header_window,
 164                                gint edit_mode_id,
 165                                gboolean enabled,
 166                                ModestHeaderWindow *self);
 167 static void on_progress_list_changed (ModestWindowMgr *mgr,
 168                                       ModestHeaderWindow *self);
 169 static void update_progress_hint (ModestHeaderWindow *self);
 170 static void on_horizontal_movement (HildonPannableArea *hildonpannable,
 171                                     gint                direction,
 172                                     gdouble             initial_x,
 173                                     gdouble             initial_y,
 174                                     gpointer            user_data);
 175 static void on_header_view_model_destroyed (gpointer user_data,
 176                                             GObject *model);
 177 static gboolean on_key_press(GtkWidget *widget,
 178                                         GdkEventKey *event,
 179                                         gpointer user_data);
 180 static void modest_header_window_show_more (GtkAction *action, ModestWindow *win);
 181
 182 static void  isearch_toolbar_close  (GtkWidget *widget,
 183                                      ModestHeaderWindow *obj);
 184 static void  isearch_toolbar_search (GtkWidget *widget,
 185                                      ModestHeaderWindow *obj);
 186 #ifndef MODEST_TOOLKIT_HILDON2
 187 static void  show_isearch_toolbar   (GtkWidget *obj, gpointer data);
 188 static void  toggle_isearch_toolbar (GtkWidget *obj,
 189                                      gpointer data);
 190 #endif
 191
 192
 193 /* globals */
 194 static GtkWindowClass *parent_class = NULL;
 195
 196 #define EMPTYVIEW_XALIGN 0.5
 197 #define EMPTYVIEW_YALIGN 0.5
 198 #define EMPTYVIEW_XSPACE 1.0
 199 #define EMPTYVIEW_YSPACE 1.0
 200
 201
 202
 203 /************************************************************************/
 204
 205 GType
 206 modest_header_window_get_type (void)
 207 {
 208         static GType my_type = 0;
 209         if (!my_type) {
 210                 static const GTypeInfo my_info = {
 211                         sizeof(ModestHeaderWindowClass),
 212                         NULL,           /* base init */
 213                         NULL,           /* base finalize */
 214                         (GClassInitFunc) modest_header_window_class_init,
 215                         NULL,           /* class finalize */
 216                         NULL,           /* class data */
 217                         sizeof(ModestHeaderWindow),
 218                         1,              /* n_preallocs */
 219                         (GInstanceInitFunc) modest_header_window_init,
 220                         NULL
 221                 };
 222                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 223                                                   "ModestHeaderWindow",
 224                                                   &my_info, 0);
 225         }
 226         return my_type;
 227 }
 228
 229 static void
 230 modest_header_window_class_init (ModestHeaderWindowClass *klass)
 231 {
 232         GObjectClass *gobject_class;
 233         gobject_class = (GObjectClass*) klass;
 234         ModestWindowClass *modest_window_class = (ModestWindowClass *) klass;
 235         ModestHildon2WindowClass *modest_hildon2_window_class = (ModestHildon2WindowClass *) klass;
 236
 237         parent_class            = g_type_class_peek_parent (klass);
 238         gobject_class->finalize = modest_header_window_finalize;
 239         gobject_class->dispose = modest_header_window_dispose;
 240
 241         g_type_class_add_private (gobject_class, sizeof(ModestHeaderWindowPrivate));
 242
 243         modest_window_class->disconnect_signals_func = modest_header_window_disconnect_signals;
 244         modest_hildon2_window_class->pack_toolbar_func = modest_header_window_pack_toolbar;
 245 }
 246
 247 static void
 248 modest_header_window_init (ModestHeaderWindow *obj)
 249 {
 250         ModestHeaderWindowPrivate *priv;
 251
 252         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 253
 254         priv->sighandlers = NULL;
 255
 256         priv->header_view = NULL;
 257         priv->empty_view = NULL;
 258         priv->top_vbox = NULL;
 259         priv->contents_view = NULL;
 260         priv->contents_state = CONTENTS_STATE_NONE;
 261         priv->updating_banner = NULL;
 262         priv->updating_banner_timeout = 0;
 263         priv->autoscroll = TRUE;
 264         priv->progress_hint = FALSE;
 265         priv->queue_change_handler = 0;
 266         priv->sort_column_handler = 0;
 267         priv->model_weak_ref = NULL;
 268         priv->current_store_account = NULL;
 269         priv->new_message_button = NULL;
 270         priv->show_more_button = NULL;
 271         priv->x_coord = 0;
 272         priv->y_coord = 0;
 273         priv->notify_model = 0;
 274         priv->limit_headers = FALSE;
 275
 276         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 277                                             GTK_WINDOW(obj),
 278                                             "applications_email_headerview");
 279 }
 280
 281 static void
 282 modest_header_window_dispose (GObject *obj)
 283 {
 284         ModestHeaderWindowPrivate *priv;
 285         TnyFolder *folder;
 286
 287         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 288
 289         folder = modest_header_view_get_folder ((ModestHeaderView *) priv->header_view);
 290         if (folder) {
 291                 tny_folder_sync_async (folder, TRUE, NULL, NULL, NULL);
 292                 g_object_unref (folder);
 293         }
 294
 295         G_OBJECT_CLASS(parent_class)->dispose (obj);
 296 }
 297
 298 static void
 299 modest_header_window_finalize (GObject *obj)
 300 {
 301         ModestHeaderWindowPrivate *priv;
 302
 303         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(obj);
 304
 305         if (priv->model_weak_ref) {
 306                 g_object_weak_unref ((GObject *) priv->model_weak_ref,
 307                                      on_header_view_model_destroyed,
 308                                      obj);
 309                 if (g_signal_handler_is_connected (G_OBJECT (priv->model_weak_ref),
 310                                                    priv->sort_column_handler)) {
 311                         g_signal_handler_disconnect (G_OBJECT (priv->model_weak_ref),
 312                                                      priv->sort_column_handler);
 313                 }
 314                 on_header_view_model_destroyed (obj, (GObject *) priv->model_weak_ref);
 315         }
 316
 317         modest_header_window_disconnect_signals (MODEST_WINDOW (obj));
 318
 319         g_object_unref (priv->header_view);
 320         g_object_unref (priv->empty_view);
 321
 322         if (priv->current_store_account) {
 323                 g_free (priv->current_store_account);
 324                 priv->current_store_account = NULL;
 325         }
 326
 327         if (priv->updating_banner_timeout > 0) {
 328                 g_source_remove (priv->updating_banner_timeout);
 329                 priv->updating_banner_timeout = 0;
 330         }
 331         if (priv->updating_banner) {
 332                 gtk_widget_destroy (priv->updating_banner);
 333                 priv->updating_banner = NULL;
 334         }
 335
 336         G_OBJECT_CLASS(parent_class)->finalize (obj);
 337 }
 338
 339 static void
 340 modest_header_window_disconnect_signals (ModestWindow *self)
 341 {
 342         ModestHeaderWindowPrivate *priv;
 343
 344         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 345
 346         if (g_signal_handler_is_connected ((GObject*) priv->header_view, priv->notify_model)) {
 347                 g_signal_handler_disconnect ((GObject*) priv->header_view, priv->notify_model);
 348                 priv->notify_model = 0;
 349         }
 350
 351         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 352                                            priv->queue_change_handler)) {
 353                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 354                                              priv->queue_change_handler);
 355                 priv->queue_change_handler = 0;
 356         }
 357
 358         if (priv->header_view) {
 359                 GtkTreeModel *sortable;
 360
 361                 sortable = gtk_tree_view_get_model (GTK_TREE_VIEW (priv->header_view));
 362                 if (sortable) {
 363                         if (g_signal_handler_is_connected (G_OBJECT (sortable),
 364                                                            priv->sort_column_handler)) {
 365                                 g_signal_handler_disconnect (G_OBJECT (sortable),
 366                                                              priv->sort_column_handler);
 367                                 priv->sort_column_handler = 0;
 368                         }
 369                 }
 370         }
 371
 372         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 373         priv->sighandlers = NULL;
 374
 375 }
 376
 377 static void
 378 connect_signals (ModestHeaderWindow *self)
 379 {
 380         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 381
 382         /* header view */
 383
 384         priv->sighandlers =
 385                 modest_signal_mgr_connect (priv->sighandlers,G_OBJECT(priv->header_view),
 386                                            "msg_count_changed",
 387                                            G_CALLBACK(on_msg_count_changed), self);
 388         priv->sighandlers =
 389                 modest_signal_mgr_connect (priv->sighandlers, G_OBJECT (priv->header_view),
 390                                            "header-activated",
 391                                            G_CALLBACK (on_header_activated), self);
 392         priv->sighandlers =
 393                 modest_signal_mgr_connect (priv->sighandlers,
 394                                            G_OBJECT (priv->header_view),
 395                                            "updating-msg-list",
 396                                            G_CALLBACK (on_updating_msg_list),
 397                                            self);
 398         priv->sighandlers =
 399                 modest_signal_mgr_connect (priv->sighandlers,
 400                                            G_OBJECT (priv->header_view),
 401                                            "expose-event",
 402                                            G_CALLBACK (on_expose_event),
 403                                            self);
 404
 405         priv->sighandlers =
 406                 modest_signal_mgr_connect (priv->sighandlers,
 407                                            G_OBJECT (self),
 408                                            "map-event",
 409                                            G_CALLBACK (on_map_event),
 410                                            self);
 411
 412         priv->sighandlers =
 413                 modest_signal_mgr_connect (priv->sighandlers,
 414                                            G_OBJECT (priv->contents_view),
 415                                            "vertical-movement",
 416                                            G_CALLBACK (on_vertical_movement),
 417                                            self);
 418
 419         /* Mail Operation Queue */
 420         priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
 421                                                        G_OBJECT (modest_runtime_get_window_mgr ()),
 422                                                        "progress-list-changed",
 423                                                        G_CALLBACK (on_progress_list_changed), self);
 424         priv->sighandlers =
 425                 modest_signal_mgr_connect (priv->sighandlers,
 426                                            G_OBJECT (priv->new_message_button),
 427                                            "clicked",
 428                                            G_CALLBACK (modest_ui_actions_on_new_msg), self);
 429
 430         priv->sighandlers =
 431                 modest_signal_mgr_connect (priv->sighandlers,
 432                                            G_OBJECT (priv->show_more_button),
 433                                            "clicked",
 434                                            G_CALLBACK (modest_header_window_show_more), self);
 435
 436         /* Delete using horizontal gesture */
 437         /* DISABLED because it's unreliabile */
 438         if (FALSE) {
 439                 priv->sighandlers =
 440                         modest_signal_mgr_connect (priv->sighandlers,
 441                                                    (GObject *) priv->contents_view,
 442                                                    "horizontal-movement",
 443                                                    G_CALLBACK (on_horizontal_movement),
 444                                                    self);
 445         }
 446
 447
 448         g_signal_connect(G_OBJECT(self), "key-press-event",
 449                         G_CALLBACK(on_key_press), self);
 450 }
 451
 452 static void
 453 folder_refreshed_cb (ModestMailOperation *mail_op,
 454                      TnyFolder *folder,
 455                      gpointer user_data)
 456 {
 457         /* Update the view (folder could be empty) */
 458         update_view (MODEST_HEADER_WINDOW (user_data), NULL);
 459 }
 460
 461 static gboolean
 462 tap_and_hold_query_cb (GtkWidget *header_view,
 463                        GdkEvent *event,
 464                        gpointer user_data)
 465 {
 466         ModestHeaderWindow *self;
 467         ModestHeaderWindowPrivate *priv;
 468
 469         self = (ModestHeaderWindow *) user_data;
 470         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 471
 472         if (event->type == GDK_BUTTON_PRESS) {
 473                 TnyHeader *header;
 474
 475                 priv->x_coord = ((GdkEventButton*)event)->x;
 476                 priv->y_coord = ((GdkEventButton*)event)->y;
 477
 478                 /* Enable/Disable mark as (un)read */
 479                 header = modest_header_view_get_header_at_pos ((ModestHeaderView *) header_view,
 480                                                                priv->x_coord, priv->y_coord);
 481                 if (header) {
 482                         GList *children;
 483                         GtkWidget *mark_read_item, *mark_unread_item;
 484
 485                         /* Show "mark as read" or "mark as unread" */
 486                         children = gtk_container_get_children (GTK_CONTAINER (priv->csm_menu));
 487                         mark_read_item = (GtkWidget *) g_list_nth_data (children, 1);
 488                         mark_unread_item = (GtkWidget *) g_list_nth_data (children, 2);
 489
 490                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN) {
 491                                 gtk_widget_show (mark_unread_item);
 492                                 gtk_widget_hide (mark_read_item);
 493                         } else {
 494                                 gtk_widget_show (mark_read_item);
 495                                 gtk_widget_hide (mark_unread_item);
 496                         }
 497                         g_object_unref (header);
 498                 } else {
 499                         /* Do not show the CSM if there is no header below */
 500                         return TRUE;
 501                 }
 502         }
 503
 504         return FALSE;
 505 }
 506
 507 static void
 508 delete_header (GtkWindow *parent,
 509                TnyHeader *header)
 510 {
 511         gint response;
 512         gchar *subject, *msg;
 513
 514         subject = tny_header_dup_subject (header);
 515         if (!subject)
 516                 subject = g_strdup (_("mail_va_no_subject"));
 517
 518         msg = g_strdup_printf (ngettext("emev_nc_delete_message", "emev_nc_delete_messages", 1),
 519                                subject);
 520         g_free (subject);
 521
 522         /* Confirmation dialog */
 523         response = modest_platform_run_confirmation_dialog (parent, msg);
 524         g_free (msg);
 525
 526         if (response == GTK_RESPONSE_OK) {
 527                 ModestMailOperation *mail_op;
 528                 TnyList *header_list;
 529
 530                 header_list = tny_simple_list_new ();
 531                 tny_list_append (header_list, (GObject *) header);
 532                 mail_op = modest_mail_operation_new ((GObject *) parent);
 533                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
 534                                                  mail_op);
 535                 modest_mail_operation_remove_msgs (mail_op, header_list, FALSE);
 536                 g_object_unref (mail_op);
 537                 g_object_unref (header_list);
 538         }
 539 }
 540
 541
 542 static void
 543 on_delete_csm_activated (GtkMenuItem *item,
 544                          gpointer user_data)
 545 {
 546         TnyHeader *header;
 547         ModestHeaderWindow *self;
 548         ModestHeaderWindowPrivate *priv;
 549
 550         self = (ModestHeaderWindow *) user_data;
 551         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 552
 553         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 554                                                        priv->x_coord, priv->y_coord);
 555         if (header) {
 556                 delete_header ((GtkWindow *) self, header);
 557                 g_object_unref (header);
 558         }
 559 }
 560
 561 static void
 562 on_mark_read_csm_activated (GtkMenuItem *item,
 563                             gpointer user_data)
 564 {
 565         TnyHeader *header;
 566         ModestHeaderWindow *self;
 567         ModestHeaderWindowPrivate *priv;
 568
 569         self = (ModestHeaderWindow *) user_data;
 570         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 571
 572         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 573                                                        priv->x_coord, priv->y_coord);
 574
 575         if (header) {
 576                 gchar *uid;
 577                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
 578                 uid = modest_tny_folder_get_header_unique_id (header);
 579                 modest_platform_emit_msg_read_changed_signal (uid, TRUE);
 580                 g_free (uid);
 581                 g_object_unref (header);
 582         }
 583 }
 584
 585 static void
 586 on_mark_unread_csm_activated (GtkMenuItem *item,
 587                               gpointer user_data)
 588 {
 589         TnyHeader *header;
 590         ModestHeaderWindow *self;
 591         ModestHeaderWindowPrivate *priv;
 592
 593         self = (ModestHeaderWindow *) user_data;
 594         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 595
 596         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
 597                                                        priv->x_coord, priv->y_coord);
 598
 599         if (header) {
 600                 gchar *uid;
 601                 tny_header_unset_flag (header, TNY_HEADER_FLAG_SEEN);
 602                 uid = modest_tny_folder_get_header_unique_id (header);
 603                 modest_platform_emit_msg_read_changed_signal (uid, FALSE);
 604                 g_free (uid);
 605                 g_object_unref (header);
 606         }
 607 }
 608
 609 static void
 610 on_header_view_model_destroyed (gpointer user_data,
 611                                 GObject *model)
 612 {
 613         ModestHeaderWindow *self;
 614         ModestHeaderWindowPrivate *priv;
 615
 616         self = (ModestHeaderWindow *) user_data;
 617         if (!GTK_IS_WIDGET (self))
 618                 return;
 619
 620         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 621         priv->model_weak_ref = NULL;
 622
 623         priv->sort_column_handler = 0;
 624 }
 625
 626 static void
 627 on_header_view_model_changed (GObject *gobject,
 628                               GParamSpec *arg1,
 629                               gpointer user_data)
 630 {
 631         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 632         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 633         GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (gobject));
 634
 635         if (priv->model_weak_ref ) {
 636                 g_object_weak_unref ((GObject *) priv->model_weak_ref,
 637                                      on_header_view_model_destroyed,
 638                                      self);
 639                 if (g_signal_handler_is_connected (G_OBJECT (priv->model_weak_ref),
 640                                                    priv->sort_column_handler)) {
 641                         g_signal_handler_disconnect (G_OBJECT (priv->model_weak_ref),
 642                                                      priv->sort_column_handler);
 643                 }
 644                 on_header_view_model_destroyed (self, (GObject *) priv->model_weak_ref);
 645         }
 646
 647         if (!model)
 648                 return;
 649
 650         priv->model_weak_ref = model;
 651         g_object_weak_ref ((GObject *) model, on_header_view_model_destroyed, self);
 652 }
 653
 654 static GtkWidget *
 655 create_header_view (ModestWindow *self, TnyFolder *folder)
 656 {
 657         GtkWidget *header_view;
 658         GtkWidget *delete_item, *mark_read_item, *mark_unread_item;
 659         ModestHeaderWindowPrivate *priv;
 660         TnyAccount *account;
 661         ModestProtocolType protocol_type;
 662
 663         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 664
 665         header_view  = modest_header_view_new (NULL, MODEST_HEADER_VIEW_STYLE_TWOLINES);
 666
 667         account = modest_tny_folder_get_account (folder);
 668         priv->limit_headers = FALSE;
 669         if (account) {
 670                 protocol_type = modest_tny_account_get_protocol_type (account);
 671                 if (modest_protocol_registry_protocol_type_has_tag (modest_runtime_get_protocol_registry (),
 672                                                                     protocol_type,
 673                                                                     MODEST_PROTOCOL_REGISTRY_STORE_LIMIT_HEADER_WINDOW)) {
 674                         priv->limit_headers = TRUE;
 675                 }
 676                 g_object_unref (account);
 677         }
 678         modest_header_view_set_show_latest (MODEST_HEADER_VIEW (header_view), priv->limit_headers?SHOW_LATEST_SIZE:0);
 679
 680         priv->notify_model = g_signal_connect ((GObject*) header_view, "notify::model",
 681                                                G_CALLBACK (on_header_view_model_changed), self);
 682
 683         modest_header_view_set_folder (MODEST_HEADER_VIEW (header_view), folder,
 684                                        TRUE, self, folder_refreshed_cb, self);
 685         modest_header_view_set_filter (MODEST_HEADER_VIEW (header_view),
 686                                        MODEST_HEADER_VIEW_FILTER_NONE);
 687         modest_widget_memory_restore (modest_runtime_get_conf (), G_OBJECT(header_view),
 688                                       MODEST_CONF_HEADER_VIEW_KEY);
 689
 690         /* Create CSM menu */
 691         priv->csm_menu = gtk_menu_new ();
 692         delete_item = gtk_menu_item_new_with_label (_HL("wdgt_bd_delete"));
 693         mark_read_item = gtk_menu_item_new_with_label (_("mcen_me_inbox_mark_as_read"));
 694         mark_unread_item = gtk_menu_item_new_with_label (_("mcen_me_inbox_mark_as_unread"));
 695         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), delete_item);
 696         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), mark_read_item);
 697         gtk_menu_shell_append (GTK_MENU_SHELL (priv->csm_menu), mark_unread_item);
 698         hildon_gtk_widget_set_theme_size (delete_item, MODEST_EDITABLE_SIZE);
 699         hildon_gtk_widget_set_theme_size (mark_unread_item, MODEST_EDITABLE_SIZE);
 700         hildon_gtk_widget_set_theme_size (mark_read_item, MODEST_EDITABLE_SIZE);
 701         gtk_widget_show_all (priv->csm_menu);
 702
 703         /* Connect signals */
 704         g_signal_connect ((GObject *) header_view, "tap-and-hold-query",
 705                           G_CALLBACK (tap_and_hold_query_cb), self);
 706         g_signal_connect ((GObject *) delete_item, "activate",
 707                           G_CALLBACK (on_delete_csm_activated), self);
 708         g_signal_connect ((GObject *) mark_read_item, "activate",
 709                           G_CALLBACK (on_mark_read_csm_activated), self);
 710         g_signal_connect ((GObject *) mark_unread_item, "activate",
 711                           G_CALLBACK (on_mark_unread_csm_activated), self);
 712
 713         /* Add tap&hold handling */
 714         gtk_widget_tap_and_hold_setup (header_view, priv->csm_menu, NULL, 0);
 715
 716         return header_view;
 717 }
 718
 719 static GtkWidget *
 720 create_empty_view (ModestWindow *self)
 721 {
 722         GtkWidget *viewport = NULL;
 723         GtkWidget *label = NULL;
 724         GtkWidget *align = NULL;
 725         GtkWidget *vbox = NULL;
 726         GtkWidget *hbox = NULL;
 727         GtkWidget *button = NULL;
 728         GdkPixbuf *new_message_pixbuf;
 729         ModestHeaderWindowPrivate *priv;
 730
 731         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 732
 733         vbox = gtk_vbox_new (0, FALSE);
 734
 735         align = gtk_alignment_new(EMPTYVIEW_XALIGN, EMPTYVIEW_YALIGN, EMPTYVIEW_XSPACE, EMPTYVIEW_YSPACE);
 736         label = gtk_label_new (_("mcen_ia_nomessages"));
 737         hildon_helper_set_logical_font (label, "LargeSystemFont");
 738         gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5);
 739         gtk_widget_show (label);
 740         gtk_widget_show (align);
 741         gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
 742         gtk_container_add (GTK_CONTAINER (align), label);
 743         gtk_box_pack_end (GTK_BOX (vbox), align, TRUE, TRUE, 0);
 744
 745         button = hildon_button_new (MODEST_EDITABLE_SIZE,
 746                                     HILDON_BUTTON_ARRANGEMENT_HORIZONTAL);
 747
 748         hildon_button_set_title (HILDON_BUTTON (button), _("mcen_ti_new_message"));
 749         new_message_pixbuf = modest_platform_get_icon ("general_add", MODEST_ICON_SIZE_BIG);
 750         hildon_button_set_image (HILDON_BUTTON (button),
 751                                  gtk_image_new_from_pixbuf (new_message_pixbuf));
 752         g_object_unref (new_message_pixbuf);
 753         gtk_widget_show_all (button);
 754
 755         hbox = gtk_hbox_new (TRUE, 0);
 756         gtk_widget_show (hbox);
 757         gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
 758         gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
 759
 760         gtk_widget_show (vbox);
 761
 762         g_signal_connect (button,
 763                           "clicked",
 764                           G_CALLBACK (modest_ui_actions_on_new_msg), self);
 765
 766         viewport = gtk_viewport_new ((GtkAdjustment *) gtk_adjustment_new (0, 0, 0, 0, 0, 0),
 767                                      (GtkAdjustment *) gtk_adjustment_new (0, 0, 0, 0, 0, 0));
 768         gtk_container_add (GTK_CONTAINER (viewport), vbox);
 769
 770         return viewport;
 771 }
 772
 773 static void
 774 on_vertical_movement (HildonPannableArea *area,
 775                       HildonMovementDirection direction,
 776                       gdouble x, gdouble y, gpointer user_data)
 777 {
 778         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
 779         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 780
 781         priv->autoscroll = FALSE;
 782 }
 783
 784
 785 ModestWindow *
 786 modest_header_window_new (TnyFolder *folder, const gchar *account_name, const gchar *mailbox)
 787 {
 788         ModestHeaderWindow *self = NULL;
 789         ModestHeaderWindowPrivate *priv = NULL;
 790         HildonProgram *app;
 791         GdkPixbuf *window_icon;
 792         ModestAccountMgr *mgr;
 793         ModestAccountSettings *settings = NULL;
 794         ModestServerAccountSettings *store_settings = NULL;
 795         GtkWidget *action_area_box;
 796         GdkPixbuf *new_message_pixbuf;
 797         GtkWidget *alignment;
 798         gchar *account_display_name = NULL;
 799 #ifdef MODEST_TOOLKIT_HILDON2
 800         GtkWidget *live_search;
 801 #endif
 802
 803         self  = MODEST_HEADER_WINDOW(g_object_new(MODEST_TYPE_HEADER_WINDOW, NULL));
 804         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
 805
 806         priv->contents_view = hildon_pannable_area_new ();
 807         alignment = gtk_alignment_new (0.0, 0.0, 1.0, 1.0);
 808         gtk_alignment_set_padding (GTK_ALIGNMENT (alignment),
 809                                    HILDON_MARGIN_HALF, 0,
 810                                    HILDON_MARGIN_DOUBLE, HILDON_MARGIN_DOUBLE);
 811
 812         /* We need to do this here to properly listen for mail
 813            operations because create_header_view launches a mail
 814            operation */
 815         priv->queue_change_handler =
 816                 g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 817                                   "queue-changed",
 818                                   G_CALLBACK (on_queue_changed),
 819                                   self);
 820
 821         priv->header_view  = create_header_view (MODEST_WINDOW (self), folder);
 822 #ifdef MODEST_TOOLKIT_HILDON2
 823         live_search = modest_header_view_setup_live_search (MODEST_HEADER_VIEW (priv->header_view));
 824         hildon_live_search_widget_hook (HILDON_LIVE_SEARCH (live_search), GTK_WIDGET (self), priv->header_view);
 825 #endif
 826         priv->empty_view = create_empty_view (MODEST_WINDOW (self));
 827
 828         /* Transform the floating reference in a "hard" reference. We
 829            need to do this because the widgets could be added/removed
 830            to containers many times so we always need to keep a
 831            reference. It could happen also that some widget is never
 832            added to any container */
 833         g_object_ref_sink (priv->header_view);
 834         g_object_ref_sink (priv->empty_view);
 835
 836         g_signal_connect (G_OBJECT (self), "edit-mode-changed",
 837                           G_CALLBACK (edit_mode_changed), (gpointer) self);
 838
 839         action_area_box = hildon_tree_view_get_action_area_box (GTK_TREE_VIEW (priv->header_view));
 840         priv->new_message_button = hildon_button_new (MODEST_EDITABLE_SIZE, HILDON_BUTTON_ARRANGEMENT_HORIZONTAL);
 841
 842         hildon_button_set_title (HILDON_BUTTON (priv->new_message_button), _("mcen_ti_new_message"));
 843         new_message_pixbuf = modest_platform_get_icon ("general_add", MODEST_ICON_SIZE_BIG);
 844         hildon_button_set_image (HILDON_BUTTON (priv->new_message_button), gtk_image_new_from_pixbuf (new_message_pixbuf));
 845         g_object_unref (new_message_pixbuf);
 846
 847         gtk_box_pack_start (GTK_BOX (action_area_box), priv->new_message_button, TRUE, TRUE, 0);
 848         gtk_widget_show_all (priv->new_message_button);
 849         hildon_tree_view_set_action_area_visible (GTK_TREE_VIEW (priv->header_view), TRUE);
 850
 851         setup_menu (self);
 852
 853         priv->top_vbox = gtk_vbox_new (FALSE, 0);
 854         gtk_container_add (GTK_CONTAINER (alignment), priv->contents_view);
 855 #ifdef MODEST_TOOLKIT_HILDON2
 856         gtk_box_pack_end (GTK_BOX (priv->top_vbox), live_search, FALSE, FALSE, 0);
 857 #endif
 858         gtk_box_pack_end (GTK_BOX (priv->top_vbox), alignment, TRUE, TRUE, 0);
 859
 860         gtk_container_add (GTK_CONTAINER (self), priv->top_vbox);
 861
 862         gtk_widget_show (alignment);
 863         gtk_widget_show (priv->contents_view);
 864         gtk_widget_show (priv->top_vbox);
 865
 866         connect_signals (MODEST_HEADER_WINDOW (self));
 867
 868         update_view (self, NULL);
 869
 870         /* Get device name */
 871         modest_maemo_utils_get_device_name ();
 872
 873         app = hildon_program_get_instance ();
 874         hildon_program_add_window (app, HILDON_WINDOW (self));
 875
 876         /* Set window icon */
 877         window_icon = modest_platform_get_icon (MODEST_APP_ICON, MODEST_ICON_SIZE_BIG);
 878         if (window_icon) {
 879                 gtk_window_set_icon (GTK_WINDOW (self), window_icon);
 880                 g_object_unref (window_icon);
 881         }
 882
 883         /* Dont't restore settings here,
 884          * because it requires a gtk_widget_show(),
 885          * and we don't want to do that until later,
 886          * so that the UI is not visible for non-menu D-Bus activation.
 887          */
 888
 889         /* setup edit modes */
 890         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE,
 891                                                   _("mcen_ti_edit_delete"), _HL("wdgt_bd_delete"),
 892                                                   GTK_TREE_VIEW (priv->header_view),
 893                                                   GTK_SELECTION_MULTIPLE,
 894                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_delete_message));
 895         modest_hildon2_window_register_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE,
 896                                                   _("mcen_ti_edit_move"), _HL("wdgt_bd_move"),
 897                                                   GTK_TREE_VIEW (priv->header_view),
 898                                                   GTK_SELECTION_MULTIPLE,
 899                                                   EDIT_MODE_CALLBACK (modest_ui_actions_on_edit_mode_move_to));
 900
 901         priv->isearch_toolbar = hildon_find_toolbar_new (NULL);
 902         hildon_window_add_toolbar (HILDON_WINDOW (self), GTK_TOOLBAR (priv->isearch_toolbar));
 903         g_signal_connect (G_OBJECT (priv->isearch_toolbar), "close",
 904                           G_CALLBACK (isearch_toolbar_close), self);
 905         g_signal_connect (G_OBJECT (priv->isearch_toolbar), "search",
 906                           G_CALLBACK (isearch_toolbar_search), self);
 907
 908
 909         modest_window_set_active_account (MODEST_WINDOW (self), account_name);
 910         modest_window_set_active_mailbox (MODEST_WINDOW (self), mailbox);
 911         mgr = modest_runtime_get_account_mgr ();
 912         settings = modest_account_mgr_load_account_settings (mgr, account_name);
 913         if (settings) {
 914                 account_display_name = g_strdup (modest_account_settings_get_display_name (settings));
 915                 store_settings = modest_account_settings_get_store_settings (settings);
 916                 if (store_settings) {
 917                         priv->current_store_account =
 918                                 g_strdup (modest_server_account_settings_get_account_name (store_settings));
 919                         g_object_unref (store_settings);
 920                 }
 921                 g_object_unref (settings);
 922         }
 923         /* Set window title */
 924         if (TNY_IS_FOLDER (folder)) {
 925                 gchar *folder_name;
 926
 927                 if (tny_folder_get_folder_type (folder) == TNY_FOLDER_TYPE_INBOX) {
 928                         const gchar *box_name;
 929                         box_name = mailbox;
 930                         if (box_name == NULL || box_name[0] == '\0') {
 931                                 box_name = account_display_name;
 932                         }
 933                         folder_name = g_strconcat (_("mcen_me_folder_inbox"), " - ", box_name, NULL);
 934                 } else {
 935                         folder_name = modest_tny_folder_get_display_name (folder);
 936                 }
 937
 938                 gtk_window_set_title (GTK_WINDOW (self), folder_name);
 939                 g_free (folder_name);
 940         }
 941         g_free (account_display_name);
 942
 943
 944         update_progress_hint (self);
 945
 946         return MODEST_WINDOW(self);
 947 }
 948
 949 ModestHeaderView *
 950 modest_header_window_get_header_view (ModestHeaderWindow *self)
 951 {
 952         ModestHeaderWindowPrivate *priv = NULL;
 953
 954         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(self), FALSE);
 955
 956         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 957
 958         return MODEST_HEADER_VIEW (priv->header_view);
 959 }
 960
 961 static void setup_menu (ModestHeaderWindow *self)
 962 {
 963         ModestHeaderWindowPrivate *priv;
 964
 965         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
 966         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
 967
 968         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
 969                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
 970                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
 971         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_sendandreceive"), NULL,
 972                                            APP_MENU_CALLBACK (modest_ui_actions_on_send_receive),
 973                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_send_receive));
 974         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self),
 975                                            dngettext(GETTEXT_PACKAGE,
 976                                                      "mcen_me_move_message",
 977                                                      "mcen_me_move_messages",
 978                                                      2),
 979                                            NULL,
 980                                            APP_MENU_CALLBACK (set_moveto_edit_mode),
 981                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
 982         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_delete_messages"), NULL,
 983                                            APP_MENU_CALLBACK (set_delete_edit_mode),
 984                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_delete));
 985         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_folder_details"), NULL,
 986                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
 987                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
 988
 989         priv->show_more_button = hildon_button_new (MODEST_EDITABLE_SIZE, HILDON_BUTTON_ARRANGEMENT_VERTICAL);
 990         hildon_button_set_title (HILDON_BUTTON (priv->show_more_button), _("mcen_va_more"));
 991         hildon_button_set_alignment (HILDON_BUTTON (priv->show_more_button), 0.5, 0.5, 1.0, 1.0);
 992         hildon_button_set_title_alignment (HILDON_BUTTON (priv->show_more_button), 0.5, 0.5);
 993         hildon_button_set_value_alignment (HILDON_BUTTON (priv->show_more_button), 0.5, 0.5);
 994         modest_hildon2_window_add_button_to_menu (MODEST_HILDON2_WINDOW (self), GTK_BUTTON (priv->show_more_button),
 995                                                   NULL);
 996         gtk_widget_hide_all (priv->show_more_button);
 997
 998         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_outbox_cancelsend"), NULL,
 999                                            APP_MENU_CALLBACK (modest_ui_actions_cancel_send),
1000                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_cancel_sending_all));
1001 #ifndef MODEST_TOOLKIT_HILDON2
1002         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _HL("wdgt_bd_search"), NULL,
1003                                            APP_MENU_CALLBACK (toggle_isearch_toolbar), NULL);
1004 #endif
1005 }
1006
1007 static void
1008 update_view (ModestHeaderWindow *self,
1009              TnyFolderChange *change)
1010 {
1011         ModestHeaderWindowPrivate *priv = NULL;
1012         gboolean refilter = FALSE;
1013         gboolean folder_empty = FALSE;
1014         gboolean all_marked_as_deleted = FALSE;
1015         TnyFolder *folder;
1016         gchar *show_more_value;
1017         guint visible;
1018         guint all_count;
1019
1020         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
1021
1022         /* It could happen when some event is received and the window
1023            was previously closed */
1024         if (!MODEST_IS_HEADER_WINDOW (self))
1025                 return;
1026
1027         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1028
1029         folder = modest_header_view_get_folder ((ModestHeaderView *) priv->header_view);
1030         if (!folder)
1031                 return;
1032
1033         if (change != NULL) {
1034                 TnyFolderChangeChanged changed;
1035
1036                 changed = tny_folder_change_get_changed (change);
1037                 /* If something changes */
1038                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
1039                         all_count = (guint) tny_folder_change_get_new_all_count (change);
1040                 else
1041                         all_count = (guint) tny_folder_get_all_count (folder);
1042
1043                 folder_empty = (all_count == 0);
1044                 if ((changed) & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
1045                         refilter = TRUE;
1046         } else {
1047                 all_count = (guint) tny_folder_get_all_count (folder);
1048                 folder_empty = (all_count == 0);
1049         }
1050         g_object_unref (folder);
1051
1052         /* Check if all messages are marked to be deleted */
1053         all_marked_as_deleted = modest_header_view_is_empty (MODEST_HEADER_VIEW (priv->header_view));
1054         folder_empty = folder_empty || all_marked_as_deleted;
1055
1056         /* Set style of headers view */
1057         set_contents_state (self, folder_empty?CONTENTS_STATE_EMPTY:CONTENTS_STATE_HEADERS);
1058
1059         if (refilter)
1060                 modest_header_view_refilter (MODEST_HEADER_VIEW (priv->header_view));
1061
1062         visible = modest_header_view_get_show_latest (MODEST_HEADER_VIEW (priv->header_view));
1063
1064         if (visible > 0 && all_count > 0 && visible < all_count && folder_empty) {
1065                 modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view), visible + SHOW_LATEST_SIZE);
1066         }
1067
1068         if (visible > all_count)
1069                 visible = all_count;
1070         if (visible == 0 || visible == all_count) {
1071                 gtk_widget_hide_all (priv->show_more_button);
1072         } else {
1073                 gtk_widget_show_all (priv->show_more_button);
1074         }
1075         show_more_value = g_strdup_printf (_("mcen_va_more_toview"), visible, all_count);
1076
1077         hildon_button_set_value (HILDON_BUTTON (priv->show_more_button),
1078                                  show_more_value);
1079 }
1080
1081 static void
1082 set_contents_state (ModestHeaderWindow *self,
1083                     ContentsState state)
1084 {
1085         ModestHeaderWindowPrivate *priv = NULL;
1086
1087         g_return_if_fail (MODEST_IS_HEADER_WINDOW(self));
1088         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1089
1090         if (priv->contents_state == state)
1091                 return;
1092
1093         /* Remove from container the old content */
1094         switch (priv->contents_state) {
1095         case CONTENTS_STATE_EMPTY:
1096                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->empty_view);
1097                 break;
1098         case CONTENTS_STATE_HEADERS:
1099                 gtk_container_remove (GTK_CONTAINER (priv->contents_view), priv->header_view);
1100                 break;
1101         case CONTENTS_STATE_NONE:
1102                 break;
1103         }
1104
1105         /* Add the new content */
1106         switch (state) {
1107         case CONTENTS_STATE_EMPTY:
1108                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->empty_view);
1109                 gtk_widget_show (priv->empty_view);
1110                 break;
1111         case CONTENTS_STATE_HEADERS:
1112                 gtk_container_add (GTK_CONTAINER (priv->contents_view), priv->header_view);
1113                 gtk_widget_show (priv->header_view);
1114                 break;
1115         case CONTENTS_STATE_NONE:
1116                 break;
1117         }
1118         priv->contents_state = state;
1119 }
1120
1121 static void
1122 on_msg_count_changed (ModestHeaderView *header_view,
1123                       TnyFolder *folder,
1124                       TnyFolderChange *change,
1125                       ModestHeaderWindow *header_window)
1126 {
1127         g_return_if_fail (MODEST_IS_HEADER_WINDOW (header_window));
1128
1129         update_view (MODEST_HEADER_WINDOW (header_window), change);
1130 }
1131
1132 static void
1133 on_header_activated (ModestHeaderView *header_view,
1134                      TnyHeader *header,
1135                      GtkTreePath *path,
1136                      ModestHeaderWindow *header_window)
1137 {
1138         modest_ui_actions_on_header_activated (header_view, header, path, MODEST_WINDOW (header_window));
1139 }
1140
1141 static void
1142 updating_banner_destroyed (gpointer data,
1143                            GObject *where_the_object_was)
1144 {
1145         ModestHeaderWindowPrivate *priv = NULL;
1146
1147         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (data);
1148
1149         priv->updating_banner = NULL;
1150 }
1151
1152 static gboolean
1153 show_updating_banner (gpointer user_data)
1154 {
1155         ModestHeaderWindowPrivate *priv = NULL;
1156
1157         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1158
1159         if (priv->updating_banner == NULL) {
1160
1161                 /* We're outside the main lock */
1162                 gdk_threads_enter ();
1163                 priv->updating_banner =
1164                         modest_platform_animation_banner (GTK_WIDGET (user_data), NULL,
1165                                                           _CS ("ckdg_pb_updating"));
1166
1167                 /* We need this because banners in Maemo could be
1168                    destroyed by dialogs so we need to properly update
1169                    our reference to it */
1170                 g_object_weak_ref (G_OBJECT (priv->updating_banner),
1171                                    updating_banner_destroyed,
1172                                    user_data);
1173                 gdk_threads_leave ();
1174         }
1175
1176         /* Remove timeout */
1177         priv->updating_banner_timeout = 0;
1178         return FALSE;
1179 }
1180
1181 /**
1182  * We use this function to show/hide a progress banner showing
1183  * "Updating" while the header view is being filled. We're not showing
1184  * it unless the update takes more than 2 seconds
1185  *
1186  * If starting = TRUE then the refresh is starting, otherwise it means
1187  * that is has just finished
1188  */
1189 static void
1190 on_updating_msg_list (ModestHeaderView *header_view,
1191                       gboolean starting,
1192                       gpointer user_data)
1193 {
1194         ModestHeaderWindowPrivate *priv = NULL;
1195
1196         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1197
1198         /* Remove old timeout */
1199         if (priv->updating_banner_timeout > 0) {
1200                 g_source_remove (priv->updating_banner_timeout);
1201                 priv->updating_banner_timeout = 0;
1202         }
1203
1204         /* Create a new timeout */
1205         if (starting) {
1206                 priv->updating_banner_timeout =
1207                         g_timeout_add (2000, show_updating_banner, user_data);
1208         } else {
1209                 /* Remove the banner if exists */
1210                 if (priv->updating_banner) {
1211                         gtk_widget_destroy (priv->updating_banner);
1212                         priv->updating_banner = NULL;
1213                 }
1214         }
1215 }
1216
1217 static void
1218 set_delete_edit_mode (GtkButton *button,
1219                       ModestHeaderWindow *self)
1220 {
1221         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_DELETE);
1222 }
1223
1224 static void
1225 set_moveto_edit_mode (GtkButton *button,
1226                     ModestHeaderWindow *self)
1227 {
1228         modest_hildon2_window_set_edit_mode (MODEST_HILDON2_WINDOW (self), EDIT_MODE_COMMAND_MOVE);
1229 }
1230
1231 static gboolean
1232 on_expose_event(GtkTreeView *header_view,
1233                 GdkEventExpose *event,
1234                 gpointer user_data)
1235 {
1236         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
1237         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1238
1239         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1240
1241         if (priv->autoscroll)
1242                 hildon_pannable_area_jump_to (HILDON_PANNABLE_AREA (priv->contents_view), 0.0, 0.0);
1243
1244         return FALSE;
1245 }
1246
1247 static gboolean
1248 on_map_event(GtkWidget *widget,
1249              GdkEvent *event,
1250              gpointer user_data)
1251 {
1252         ModestHeaderWindow *self = (ModestHeaderWindow *) user_data;
1253         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1254
1255         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1256
1257         if (priv->progress_hint) {
1258                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), TRUE);
1259         }
1260         return FALSE;
1261 }
1262
1263 static void
1264 on_progress_list_changed (ModestWindowMgr *mgr,
1265                           ModestHeaderWindow *self)
1266 {
1267         update_progress_hint (self);
1268 }
1269
1270 static gboolean
1271 has_active_operations (ModestHeaderWindow *self)
1272 {
1273         GSList *operations = NULL, *node;
1274         ModestMailOperationQueue *queue;
1275         gboolean has_active = FALSE;
1276
1277         queue = modest_runtime_get_mail_operation_queue ();
1278         operations = modest_mail_operation_queue_get_by_source (queue, G_OBJECT (self));
1279
1280         for (node = operations; node != NULL; node = g_slist_next (node)) {
1281                 if (!modest_mail_operation_is_finished (MODEST_MAIL_OPERATION (node->data))) {
1282                         has_active = TRUE;
1283                         break;
1284                 }
1285         }
1286
1287         if (operations) {
1288                 g_slist_foreach (operations, (GFunc) g_object_unref, NULL);
1289                 g_slist_free (operations);
1290         }
1291
1292         return has_active;
1293 }
1294
1295 static void
1296 update_progress_hint (ModestHeaderWindow *self)
1297 {
1298         ModestHeaderWindowPrivate *priv;
1299
1300         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1301
1302         priv->progress_hint = FALSE;
1303
1304         if (has_active_operations (self)) {
1305                 priv->progress_hint = TRUE;
1306         } else {
1307                 priv->progress_hint = FALSE;
1308         }
1309
1310         if (!priv->progress_hint && priv->current_store_account) {
1311                 priv->progress_hint =
1312                         modest_window_mgr_has_progress_operation_on_account (modest_runtime_get_window_mgr (),
1313                                                                              priv->current_store_account);
1314         }
1315
1316         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
1317
1318         if (GTK_WIDGET_VISIBLE (self)) {
1319                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), priv->progress_hint?1:0);
1320         }
1321 }
1322
1323 gboolean
1324 modest_header_window_toolbar_on_transfer_mode     (ModestHeaderWindow *self)
1325 {
1326         ModestHeaderWindowPrivate *priv= NULL;
1327
1328         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1329         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1330
1331         return priv->progress_hint;
1332 }
1333
1334 gboolean
1335 modest_header_window_transfer_mode_enabled (ModestHeaderWindow *self)
1336 {
1337         ModestHeaderWindowPrivate *priv;
1338
1339         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW (self), FALSE);
1340         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(self);
1341
1342         return priv->progress_hint;
1343 }
1344
1345 static void
1346 on_mail_operation_started (ModestMailOperation *mail_op,
1347                            gpointer user_data)
1348 {
1349         ModestHeaderWindow *self;
1350         ModestMailOperationTypeOperation op_type;
1351         GObject *source = NULL;
1352
1353         self = MODEST_HEADER_WINDOW (user_data);
1354         op_type = modest_mail_operation_get_type_operation (mail_op);
1355         source = modest_mail_operation_get_source(mail_op);
1356         if (G_OBJECT (self) == source) {
1357                 update_progress_hint (self);
1358         }
1359         g_object_unref (source);
1360 }
1361
1362 static void
1363 on_mail_operation_finished (ModestMailOperation *mail_op,
1364                             gpointer user_data)
1365 {
1366         ModestHeaderWindow *self;
1367
1368         self = MODEST_HEADER_WINDOW (user_data);
1369
1370         /* Don't disable the progress hint if there are more pending
1371            operations from this window */
1372         update_progress_hint (self);
1373
1374         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
1375 }
1376
1377 static void
1378 on_queue_changed (ModestMailOperationQueue *queue,
1379                   ModestMailOperation *mail_op,
1380                   ModestMailOperationQueueNotification type,
1381                   ModestHeaderWindow *self)
1382 {
1383         ModestHeaderWindowPrivate *priv;
1384
1385         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1386
1387         /* If this operations was created by another window, do nothing */
1388         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1389                 return;
1390
1391         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
1392                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1393                                                                G_OBJECT (mail_op),
1394                                                                "operation-started",
1395                                                                G_CALLBACK (on_mail_operation_started),
1396                                                                self);
1397                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1398                                                                G_OBJECT (mail_op),
1399                                                                "operation-finished",
1400                                                                G_CALLBACK (on_mail_operation_finished),
1401                                                                self);
1402         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
1403                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1404                                                                   G_OBJECT (mail_op),
1405                                                                   "operation-started");
1406                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1407                                                                   G_OBJECT (mail_op),
1408                                                                   "operation-finished");
1409         }
1410 }
1411
1412 static void
1413 modest_header_window_pack_toolbar (ModestHildon2Window *self,
1414                                    GtkPackType pack_type,
1415                                    GtkWidget *toolbar)
1416 {
1417         ModestHeaderWindowPrivate *priv;
1418
1419         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
1420         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1421
1422         if (pack_type == GTK_PACK_START) {
1423                 gtk_box_pack_start (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
1424         } else {
1425                 gtk_box_pack_end (GTK_BOX (priv->top_vbox), toolbar, FALSE, FALSE, 0);
1426         }
1427 }
1428
1429 static void
1430 edit_mode_changed (ModestHeaderWindow *header_window,
1431                    gint edit_mode_id,
1432                    gboolean enabled,
1433                    ModestHeaderWindow *self)
1434 {
1435         ModestHeaderWindowPrivate *priv;
1436         ModestHeaderViewFilter filter = MODEST_HEADER_VIEW_FILTER_NONE;
1437
1438         g_return_if_fail (MODEST_IS_HEADER_WINDOW (self));
1439         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1440
1441         switch (edit_mode_id) {
1442         case EDIT_MODE_COMMAND_MOVE:
1443                 filter = MODEST_HEADER_VIEW_FILTER_MOVEABLE;
1444                 break;
1445         case EDIT_MODE_COMMAND_DELETE:
1446                 filter = MODEST_HEADER_VIEW_FILTER_DELETABLE;
1447                 break;
1448         case MODEST_HILDON2_WINDOW_EDIT_MODE_NONE:
1449                 filter = MODEST_HEADER_VIEW_FILTER_NONE;
1450                 break;
1451         }
1452
1453         hildon_tree_view_set_action_area_visible (GTK_TREE_VIEW (priv->header_view), !enabled);
1454         if (enabled) {
1455                 modest_header_view_set_filter (MODEST_HEADER_VIEW (priv->header_view),
1456                                                filter);
1457         } else {
1458                 GtkTreeSelection *sel;
1459
1460                 /* Unselect all. This will prevent us from keeping a
1461                    reference to a TnyObject that we don't want to
1462                    have */
1463                 sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->header_view));
1464                 gtk_tree_selection_unselect_all (sel);
1465
1466                 modest_header_view_unset_filter (MODEST_HEADER_VIEW (priv->header_view),
1467                                                  filter);
1468         }
1469 }
1470
1471 static void
1472 on_horizontal_movement (HildonPannableArea *hildonpannable,
1473                         gint                direction,
1474                         gdouble             initial_x,
1475                         gdouble             initial_y,
1476                         gpointer            user_data)
1477 {
1478         ModestHeaderWindowPrivate *priv;
1479         gint dest_x, dest_y;
1480         TnyHeader *header;
1481
1482         /* Ignore right to left movement */
1483         if (direction == HILDON_MOVEMENT_LEFT)
1484                 return;
1485
1486         /* Get the header to delete */
1487         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (user_data);
1488
1489         /* Get tree view coordinates */
1490         if (!gtk_widget_translate_coordinates ((GtkWidget *) hildonpannable,
1491                                                priv->header_view,
1492                                                initial_x,
1493                                                initial_y,
1494                                                &dest_x,
1495                                                &dest_y))
1496             return;
1497
1498         header = modest_header_view_get_header_at_pos ((ModestHeaderView *) priv->header_view,
1499                                                        dest_x, dest_y);
1500         if (header) {
1501                 delete_header ((GtkWindow *) user_data, header);
1502                 g_object_unref (header);
1503         }
1504 }
1505
1506
1507 static gboolean
1508 on_key_press(GtkWidget *widget, GdkEventKey *event, gpointer user_data)
1509 {
1510         ModestHeaderWindowPrivate *priv;
1511         HildonPannableArea *pannable;
1512         /* FIXME: set scroll_speed depends on for how long the key was pressed */
1513         gint scroll_speed = 3;
1514
1515         if (event->type == GDK_KEY_RELEASE)
1516                 return FALSE;
1517
1518         priv = MODEST_HEADER_WINDOW_GET_PRIVATE(user_data);
1519
1520         pannable = HILDON_PANNABLE_AREA (priv->contents_view);
1521
1522         switch (event->keyval) {
1523
1524         case GDK_Up:
1525                 priv->autoscroll = FALSE;
1526                 modest_maemo_utils_scroll_pannable(pannable, 0, -scroll_speed);
1527                 break;
1528
1529         case GDK_Down:
1530                 priv->autoscroll = FALSE;
1531                 modest_maemo_utils_scroll_pannable(pannable, 0, scroll_speed);
1532                 break;
1533         }
1534
1535         return FALSE;
1536 }
1537
1538 static void
1539 modest_header_window_show_more (GtkAction *action, ModestWindow *win)
1540 {
1541         ModestHeaderWindow *self;
1542         ModestHeaderWindowPrivate *priv = NULL;
1543
1544         self = MODEST_HEADER_WINDOW (win);
1545         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (self);
1546         if (!priv->header_view)
1547                 return;
1548
1549         if (modest_header_view_get_not_latest (MODEST_HEADER_VIEW (priv->header_view)) > 0) {
1550                 modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view),
1551                                                     modest_header_view_get_show_latest (MODEST_HEADER_VIEW (priv->header_view)) +
1552                                                     SHOW_LATEST_SIZE);
1553                 update_view (self, NULL);
1554         }
1555 }
1556
1557 #ifndef MODEST_TOOLKIT_HILDON2
1558 /* Used for the Ctrl+F accelerator */
1559 static void
1560 toggle_isearch_toolbar (GtkWidget *obj,
1561                         gpointer data)
1562 {
1563         ModestHeaderWindow *window = MODEST_HEADER_WINDOW (data);
1564         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (window);
1565
1566         if (GTK_WIDGET_VISIBLE (priv->isearch_toolbar)) {
1567                 isearch_toolbar_close (obj, data);
1568        } else {
1569                 show_isearch_toolbar (obj, data);
1570        }
1571 }
1572
1573 /* Handler for menu option */
1574 static void
1575 show_isearch_toolbar (GtkWidget *obj,
1576                       gpointer data)
1577 {
1578         ModestHeaderWindow *window = MODEST_HEADER_WINDOW (data);
1579         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (window);
1580
1581         gtk_widget_show (priv->isearch_toolbar);
1582         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->isearch_toolbar), TRUE);
1583 }
1584 #endif
1585
1586 /* Handler for click on the "X" close button in isearch toolbar */
1587 static void
1588 isearch_toolbar_close (GtkWidget *widget,
1589                        ModestHeaderWindow *obj)
1590 {
1591         ModestHeaderWindowPrivate *priv;
1592
1593         priv = MODEST_HEADER_WINDOW_GET_PRIVATE (obj);
1594
1595         /* Hide toolbar */
1596         gtk_widget_hide (priv->isearch_toolbar);
1597
1598         modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view), priv->limit_headers?SHOW_LATEST_SIZE:0);
1599         modest_header_view_set_filter_string (MODEST_HEADER_VIEW (priv->header_view), NULL);
1600         update_view (obj, NULL);
1601 }
1602
1603 static void
1604 isearch_toolbar_search (GtkWidget *widget,
1605                         ModestHeaderWindow *obj)
1606 {
1607         ModestHeaderWindowPrivate *priv = MODEST_HEADER_WINDOW_GET_PRIVATE (obj);
1608         gchar *current_search;
1609
1610         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
1611
1612         if (current_search && *current_search == '\0') {
1613                 g_free (current_search);
1614                 current_search = NULL;
1615         }
1616
1617         /* TODO: set filter */
1618         modest_header_view_set_filter_string (MODEST_HEADER_VIEW (priv->header_view),
1619                                               current_search);
1620         if (current_search == NULL) {
1621                 modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view), priv->limit_headers?SHOW_LATEST_SIZE:0);
1622         } else {
1623                 modest_header_view_set_show_latest (MODEST_HEADER_VIEW (priv->header_view), 0);
1624         }
1625         g_free (current_search);
1626         update_view (obj, NULL);
1627 }