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