git.maemo.org Git - modest/blob - src/maemo/modest-msg-view-window.c

   1 /* Copyright (c) 2006, 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 #include <glib/gi18n.h>
  30 #include <string.h>
  31 #include <tny-account-store.h>
  32 #include <tny-simple-list.h>
  33 #include <tny-msg.h>
  34 #include <tny-mime-part.h>
  35 #include <tny-vfs-stream.h>
  36 #include "modest-marshal.h"
  37 #include "modest-platform.h"
  38 #include <modest-utils.h>
  39 #include <modest-maemo-utils.h>
  40 #include <modest-tny-msg.h>
  41 #include <modest-msg-view-window.h>
  42 #include <modest-main-window-ui.h>
  43 #include "modest-msg-view-window-ui-dimming.h"
  44 #include <modest-widget-memory.h>
  45 #include <modest-runtime.h>
  46 #include <modest-window-priv.h>
  47 #include <modest-tny-folder.h>
  48 #include <modest-text-utils.h>
  49 #include <modest-account-mgr-helpers.h>
  50 #include "modest-progress-bar-widget.h"
  51 #include "modest-defs.h"
  52 #include "modest-hildon-includes.h"
  53 #include "modest-ui-dimming-manager.h"
  54 #include <gdk/gdkkeysyms.h>
  55 #include <modest-tny-account.h>
  56 #include <modest-mime-part-view.h>
  57 #include <modest-isearch-view.h>
  58 #include <math.h>
  59 #include <errno.h>
  60 #include <glib/gstdio.h>
  61
  62 #define DEFAULT_FOLDER "MyDocs/.documents"
  63
  64 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
  65 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
  66 static void  modest_header_view_observer_init(
  67                 ModestHeaderViewObserverIface *iface_class);
  68 static void  modest_msg_view_window_finalize     (GObject *obj);
  69 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
  70                                                          gpointer data);
  71 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
  72                                                         ModestMsgViewWindow *obj);
  73 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
  74                                                         ModestMsgViewWindow *obj);
  75
  76 static void modest_msg_view_window_disconnect_signals (ModestWindow *self);
  77 static void modest_msg_view_window_set_zoom (ModestWindow *window,
  78                                              gdouble zoom);
  79 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
  80 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
  81 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
  82 static gboolean modest_msg_view_window_key_event (GtkWidget *window,
  83                                                   GdkEventKey *event,
  84                                                   gpointer userdata);
  85 static gboolean modest_msg_view_window_window_state_event (GtkWidget *widget,
  86                                                            GdkEventWindowState *event,
  87                                                            gpointer userdata);
  88 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
  89
  90 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
  91                                                    gboolean show_toolbar);
  92
  93 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
  94                                                            GdkEvent *event,
  95                                                            ModestMsgViewWindow *window);
  96 void modest_msg_view_window_on_row_changed(
  97                 GtkTreeModel *header_model,
  98                 GtkTreePath *arg1,
  99                 GtkTreeIter *arg2,
 100                 ModestMsgViewWindow *window);
 101
 102 void modest_msg_view_window_on_row_deleted(
 103                 GtkTreeModel *header_model,
 104                 GtkTreePath *arg1,
 105                 ModestMsgViewWindow *window);
 106
 107 void modest_msg_view_window_on_row_inserted(
 108                 GtkTreeModel *header_model,
 109                 GtkTreePath *tree_path,
 110                 GtkTreeIter *tree_iter,
 111                 ModestMsgViewWindow *window);
 112
 113 void modest_msg_view_window_on_row_reordered(
 114                 GtkTreeModel *header_model,
 115                 GtkTreePath *arg1,
 116                 GtkTreeIter *arg2,
 117                 gpointer arg3,
 118                 ModestMsgViewWindow *window);
 119
 120 void modest_msg_view_window_update_model_replaced(
 121                 ModestHeaderViewObserver *window,
 122                 GtkTreeModel *model,
 123                 const gchar *tny_folder_id);
 124
 125 static void cancel_progressbar  (GtkToolButton *toolbutton,
 126                                  ModestMsgViewWindow *self);
 127
 128 static void on_queue_changed    (ModestMailOperationQueue *queue,
 129                                  ModestMailOperation *mail_op,
 130                                  ModestMailOperationQueueNotification type,
 131                                  ModestMsgViewWindow *self);
 132
 133 static void on_account_removed  (TnyAccountStore *account_store,
 134                                  TnyAccount *account,
 135                                  gpointer user_data);
 136
 137 static void on_move_focus (GtkWidget *widget,
 138                            GtkDirectionType direction,
 139                            gpointer userdata);
 140
 141 static void view_msg_cb         (ModestMailOperation *mail_op,
 142                                  TnyHeader *header,
 143                                  gboolean canceled,
 144                                  TnyMsg *msg,
 145                                  GError *error,
 146                                  gpointer user_data);
 147
 148 static void set_toolbar_mode    (ModestMsgViewWindow *self,
 149                                  ModestToolBarModes mode);
 150
 151 static void update_window_title (ModestMsgViewWindow *window);
 152
 153 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self);
 154 static void init_window (ModestMsgViewWindow *obj);
 155
 156 static gboolean msg_is_visible (TnyHeader *header, gboolean check_outbox);
 157
 158
 159 /* list my signals */
 160 enum {
 161         MSG_CHANGED_SIGNAL,
 162         LAST_SIGNAL
 163 };
 164
 165 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 166         { "FindInMessage",    MODEST_TOOLBAR_ICON_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 167         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_find"), "<CTRL>F", NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 168 };
 169
 170 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
 171         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
 172         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
 173         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
 174         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
 175         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
 176         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
 177 };
 178
 179 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
 180 struct _ModestMsgViewWindowPrivate {
 181
 182         GtkWidget   *msg_view;
 183         GtkWidget   *main_scroll;
 184         GtkWidget   *find_toolbar;
 185         gchar       *last_search;
 186
 187         /* Progress observers */
 188         GtkWidget        *progress_bar;
 189         GSList           *progress_widgets;
 190
 191         /* Tollbar items */
 192         GtkWidget   *progress_toolitem;
 193         GtkWidget   *cancel_toolitem;
 194         GtkWidget   *prev_toolitem;
 195         GtkWidget   *next_toolitem;
 196         ModestToolBarModes current_toolbar_mode;
 197
 198         /* Optimized view enabled */
 199         gboolean optimized_view;
 200
 201         /* Whether this was created via the *_new_for_search_result() function. */
 202         gboolean is_search_result;
 203
 204         /* Whether the message is in outbox */
 205         gboolean is_outbox;
 206
 207         /* A reference to the @model of the header view
 208          * to allow selecting previous/next messages,
 209          * if the message is currently selected in the header view.
 210          */
 211         const gchar *header_folder_id;
 212         GtkTreeModel *header_model;
 213         GtkTreeRowReference *row_reference;
 214         GtkTreeRowReference *next_row_reference;
 215
 216         gulong clipboard_change_handler;
 217         gulong queue_change_handler;
 218         gulong account_removed_handler;
 219         gulong row_changed_handler;
 220         gulong row_deleted_handler;
 221         gulong row_inserted_handler;
 222         gulong rows_reordered_handler;
 223
 224         guint purge_timeout;
 225         GtkWidget *remove_attachment_banner;
 226
 227         guint progress_bar_timeout;
 228
 229         gchar *msg_uid;
 230
 231         GSList *sighandlers;
 232 };
 233
 234 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 235                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 236                                                     ModestMsgViewWindowPrivate))
 237 /* globals */
 238 static GtkWindowClass *parent_class = NULL;
 239
 240 /* uncomment the following if you have defined any signals */
 241 static guint signals[LAST_SIGNAL] = {0};
 242
 243 GType
 244 modest_msg_view_window_get_type (void)
 245 {
 246         static GType my_type = 0;
 247         if (!my_type) {
 248                 static const GTypeInfo my_info = {
 249                         sizeof(ModestMsgViewWindowClass),
 250                         NULL,           /* base init */
 251                         NULL,           /* base finalize */
 252                         (GClassInitFunc) modest_msg_view_window_class_init,
 253                         NULL,           /* class finalize */
 254                         NULL,           /* class data */
 255                         sizeof(ModestMsgViewWindow),
 256                         1,              /* n_preallocs */
 257                         (GInstanceInitFunc) modest_msg_view_window_init,
 258                         NULL
 259                 };
 260                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 261                                                   "ModestMsgViewWindow",
 262                                                   &my_info, 0);
 263
 264                 static const GInterfaceInfo modest_header_view_observer_info =
 265                 {
 266                         (GInterfaceInitFunc) modest_header_view_observer_init,
 267                         NULL,         /* interface_finalize */
 268                         NULL          /* interface_data */
 269                 };
 270
 271                 g_type_add_interface_static (my_type,
 272                                 MODEST_TYPE_HEADER_VIEW_OBSERVER,
 273                                 &modest_header_view_observer_info);
 274         }
 275         return my_type;
 276 }
 277
 278 static void
 279 save_state (ModestWindow *self)
 280 {
 281         modest_widget_memory_save (modest_runtime_get_conf (),
 282                                    G_OBJECT(self),
 283                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 284 }
 285
 286
 287 static void
 288 restore_settings (ModestMsgViewWindow *self)
 289 {
 290         ModestConf *conf;
 291         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (self);
 292         GtkAction *action;
 293
 294         conf = modest_runtime_get_conf ();
 295         action = gtk_ui_manager_get_action (parent_priv->ui_manager,
 296                                             "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarNormalScreenMenu");
 297         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
 298                                       modest_conf_get_bool (conf, MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR, NULL));
 299         action = gtk_ui_manager_get_action (parent_priv->ui_manager,
 300                                             "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarFullScreenMenu");
 301         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
 302                                       modest_conf_get_bool (conf, MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR_FULLSCREEN, NULL));
 303         modest_widget_memory_restore (conf,
 304                                       G_OBJECT(self),
 305                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 306 }
 307
 308 static void
 309 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 310 {
 311         GObjectClass *gobject_class;
 312         ModestWindowClass *modest_window_class;
 313         gobject_class = (GObjectClass*) klass;
 314         modest_window_class = (ModestWindowClass *) klass;
 315
 316         parent_class            = g_type_class_peek_parent (klass);
 317         gobject_class->finalize = modest_msg_view_window_finalize;
 318
 319         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 320         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 321         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 322         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 323         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 324         modest_window_class->disconnect_signals_func = modest_msg_view_window_disconnect_signals;
 325
 326         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 327
 328         modest_window_class->save_state_func = save_state;
 329
 330         signals[MSG_CHANGED_SIGNAL] =
 331                 g_signal_new ("msg-changed",
 332                               G_TYPE_FROM_CLASS (gobject_class),
 333                               G_SIGNAL_RUN_FIRST,
 334                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 335                               NULL, NULL,
 336                               modest_marshal_VOID__POINTER_POINTER,
 337                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 338 }
 339
 340 static void modest_header_view_observer_init(
 341                 ModestHeaderViewObserverIface *iface_class)
 342 {
 343         iface_class->update_func = modest_msg_view_window_update_model_replaced;
 344 }
 345
 346 static void
 347 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 348 {
 349         ModestMsgViewWindowPrivate *priv;
 350         ModestWindowPrivate *parent_priv = NULL;
 351         GtkActionGroup *action_group = NULL;
 352         GError *error = NULL;
 353         GdkPixbuf *window_icon;
 354
 355         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 356         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 357         parent_priv->ui_manager = gtk_ui_manager_new();
 358
 359         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 360         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 361
 362         /* Add common actions */
 363         gtk_action_group_add_actions (action_group,
 364                                       modest_action_entries,
 365                                       G_N_ELEMENTS (modest_action_entries),
 366                                       obj);
 367         gtk_action_group_add_toggle_actions (action_group,
 368                                              modest_toggle_action_entries,
 369                                              G_N_ELEMENTS (modest_toggle_action_entries),
 370                                              obj);
 371         gtk_action_group_add_toggle_actions (action_group,
 372                                              msg_view_toggle_action_entries,
 373                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 374                                              obj);
 375         gtk_action_group_add_radio_actions (action_group,
 376                                             msg_view_zoom_action_entries,
 377                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 378                                             100,
 379                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 380                                             obj);
 381
 382         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 383         g_object_unref (action_group);
 384
 385         /* Load the UI definition */
 386         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 387                                          &error);
 388         if (error) {
 389                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 390                 g_error_free (error);
 391                 error = NULL;
 392         }
 393         /* ****** */
 394
 395         /* Add accelerators */
 396         gtk_window_add_accel_group (GTK_WINDOW (obj),
 397                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 398
 399         priv->is_search_result = FALSE;
 400         priv->is_outbox = FALSE;
 401
 402         priv->msg_view      = NULL;
 403         priv->header_model  = NULL;
 404         priv->header_folder_id  = NULL;
 405         priv->clipboard_change_handler = 0;
 406         priv->queue_change_handler = 0;
 407         priv->account_removed_handler = 0;
 408         priv->row_changed_handler = 0;
 409         priv->row_deleted_handler = 0;
 410         priv->row_inserted_handler = 0;
 411         priv->rows_reordered_handler = 0;
 412         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 413
 414         priv->optimized_view  = FALSE;
 415         priv->progress_bar_timeout = 0;
 416         priv->purge_timeout = 0;
 417         priv->remove_attachment_banner = NULL;
 418         priv->msg_uid = NULL;
 419
 420         priv->sighandlers = NULL;
 421
 422         /* Init window */
 423         init_window (MODEST_MSG_VIEW_WINDOW(obj));
 424
 425         /* Set window icon */
 426         window_icon = modest_platform_get_icon (MODEST_APP_MSG_VIEW_ICON, MODEST_ICON_SIZE_BIG);
 427         if (window_icon) {
 428                 gtk_window_set_icon (GTK_WINDOW (obj), window_icon);
 429                 g_object_unref (window_icon);
 430         }
 431
 432         hildon_program_add_window (hildon_program_get_instance(),
 433                                    HILDON_WINDOW(obj));
 434
 435         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 436                                             GTK_WINDOW(obj),"applications_email_viewer");
 437 }
 438
 439
 440 static gboolean
 441 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 442 {
 443         ModestMsgViewWindowPrivate *priv = NULL;
 444
 445         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 446
 447         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 448
 449         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
 450
 451         if (priv->progress_bar_timeout > 0) {
 452                 g_source_remove (priv->progress_bar_timeout);
 453                 priv->progress_bar_timeout = 0;
 454         }
 455
 456         return FALSE;
 457 }
 458
 459 static void
 460 set_toolbar_mode (ModestMsgViewWindow *self,
 461                   ModestToolBarModes mode)
 462 {
 463         ModestWindowPrivate *parent_priv;
 464         ModestMsgViewWindowPrivate *priv;
 465 /*      GtkWidget *widget = NULL; */
 466
 467         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 468
 469         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 470         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 471
 472         /* Sets current toolbar mode */
 473         priv->current_toolbar_mode = mode;
 474
 475         /* Update toolbar dimming state */
 476         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 477
 478         switch (mode) {
 479         case TOOLBAR_MODE_NORMAL:
 480                 if (priv->progress_toolitem) {
 481                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 482                         gtk_widget_hide (priv->progress_toolitem);
 483                 }
 484
 485                 if (priv->progress_bar)
 486                         gtk_widget_hide (priv->progress_bar);
 487
 488                 if (priv->cancel_toolitem)
 489                         gtk_widget_hide (priv->cancel_toolitem);
 490
 491                 if (priv->prev_toolitem)
 492                         gtk_widget_show (priv->prev_toolitem);
 493
 494                 if (priv->next_toolitem)
 495                         gtk_widget_show (priv->next_toolitem);
 496
 497                 /* Hide toolbar if optimized view is enabled */
 498                 if (priv->optimized_view) {
 499                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 500                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 501                 }
 502
 503                 break;
 504         case TOOLBAR_MODE_TRANSFER:
 505                 if (priv->prev_toolitem)
 506                         gtk_widget_hide (priv->prev_toolitem);
 507
 508                 if (priv->next_toolitem)
 509                         gtk_widget_hide (priv->next_toolitem);
 510
 511                 if (priv->progress_bar)
 512                         gtk_widget_show (priv->progress_bar);
 513
 514                 if (priv->progress_toolitem) {
 515                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 516                         gtk_widget_show (priv->progress_toolitem);
 517                 }
 518
 519                 if (priv->cancel_toolitem)
 520                         gtk_widget_show (priv->cancel_toolitem);
 521
 522                 /* Show toolbar if it's hiden (optimized view ) */
 523                 if (priv->optimized_view) {
 524                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 525                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 526                 }
 527
 528                 break;
 529         default:
 530                 g_return_if_reached ();
 531         }
 532
 533 }
 534
 535
 536 static void
 537 init_window (ModestMsgViewWindow *obj)
 538 {
 539         GtkWidget *main_vbox;
 540         ModestMsgViewWindowPrivate *priv;
 541         ModestWindowPrivate *parent_priv;
 542
 543         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 544         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 545
 546         priv->msg_view = GTK_WIDGET (tny_platform_factory_new_msg_view (modest_tny_platform_factory_get_instance ()));
 547         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 548         main_vbox = gtk_vbox_new  (FALSE, 6);
 549
 550 #ifdef MODEST_USE_MOZEMBED
 551         priv->main_scroll = priv->msg_view;
 552         gtk_widget_set_size_request (priv->msg_view, -1, 1600);
 553 #else
 554         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 555         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 556 #endif
 557         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 558         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 559         modest_maemo_set_thumbable_scrollbar (GTK_SCROLLED_WINDOW(priv->main_scroll), TRUE);
 560
 561         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 562         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 563
 564         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 565         hildon_window_add_toolbar (HILDON_WINDOW (obj), GTK_TOOLBAR (priv->find_toolbar));
 566         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 567
 568         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 569 }
 570
 571 static void
 572 modest_msg_view_window_disconnect_signals (ModestWindow *self)
 573 {
 574         ModestMsgViewWindowPrivate *priv;
 575         ModestHeaderView *header_view = NULL;
 576         ModestWindow *main_window = NULL;
 577
 578         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 579
 580         if (gtk_clipboard_get (GDK_SELECTION_PRIMARY) &&
 581             g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 582                                            priv->clipboard_change_handler))
 583                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 584                                              priv->clipboard_change_handler);
 585
 586         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 587                                            priv->queue_change_handler))
 588                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 589                                              priv->queue_change_handler);
 590
 591         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_account_store ()),
 592                                            priv->account_removed_handler))
 593                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_account_store ()),
 594                                              priv->account_removed_handler);
 595
 596         if (priv->header_model) {
 597                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 598                                                   priv->row_changed_handler))
 599                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 600                                                     priv->row_changed_handler);
 601
 602                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 603                                                   priv->row_deleted_handler))
 604                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 605                                              priv->row_deleted_handler);
 606
 607                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 608                                                   priv->row_inserted_handler))
 609                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 610                                                     priv->row_inserted_handler);
 611
 612                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 613                                                   priv->rows_reordered_handler))
 614                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 615                                                     priv->rows_reordered_handler);
 616         }
 617
 618         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 619         priv->sighandlers = NULL;
 620
 621         main_window = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
 622                                                          FALSE); /* don't create */
 623         if (!main_window)
 624                 return;
 625
 626         header_view = MODEST_HEADER_VIEW(
 627                         modest_main_window_get_child_widget(
 628                                 MODEST_MAIN_WINDOW(main_window),
 629                                 MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
 630         if (header_view == NULL)
 631                 return;
 632
 633         modest_header_view_remove_observer(header_view,
 634                         MODEST_HEADER_VIEW_OBSERVER(self));
 635 }
 636
 637 static void
 638 modest_msg_view_window_finalize (GObject *obj)
 639 {
 640         ModestMsgViewWindowPrivate *priv;
 641
 642         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 643
 644         /* Sanity check: shouldn't be needed, the window mgr should
 645            call this function before */
 646         modest_msg_view_window_disconnect_signals (MODEST_WINDOW (obj));
 647
 648         if (priv->header_model != NULL) {
 649                 g_object_unref (priv->header_model);
 650                 priv->header_model = NULL;
 651         }
 652
 653         if (priv->progress_bar_timeout > 0) {
 654                 g_source_remove (priv->progress_bar_timeout);
 655                 priv->progress_bar_timeout = 0;
 656         }
 657
 658         if (priv->remove_attachment_banner) {
 659                 gtk_widget_destroy (priv->remove_attachment_banner);
 660                 g_object_unref (priv->remove_attachment_banner);
 661                 priv->remove_attachment_banner = NULL;
 662         }
 663
 664         if (priv->purge_timeout > 0) {
 665                 g_source_remove (priv->purge_timeout);
 666                 priv->purge_timeout = 0;
 667         }
 668
 669         if (priv->row_reference) {
 670                 gtk_tree_row_reference_free (priv->row_reference);
 671                 priv->row_reference = NULL;
 672         }
 673
 674         if (priv->next_row_reference) {
 675                 gtk_tree_row_reference_free (priv->next_row_reference);
 676                 priv->next_row_reference = NULL;
 677         }
 678
 679         if (priv->msg_uid) {
 680                 g_free (priv->msg_uid);
 681                 priv->msg_uid = NULL;
 682         }
 683
 684         G_OBJECT_CLASS(parent_class)->finalize (obj);
 685 }
 686
 687 static gboolean
 688 select_next_valid_row (GtkTreeModel *model,
 689                        GtkTreeRowReference **row_reference,
 690                        gboolean cycle)
 691 {
 692         GtkTreeIter tmp_iter;
 693         GtkTreePath *path, *next;
 694         gboolean retval = FALSE;
 695
 696         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 697
 698         path = gtk_tree_row_reference_get_path (*row_reference);
 699         gtk_tree_model_get_iter (model, &tmp_iter, path);
 700         gtk_tree_row_reference_free (*row_reference);
 701         *row_reference = NULL;
 702
 703         if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 704                 next = gtk_tree_model_get_path (model, &tmp_iter);
 705                 *row_reference = gtk_tree_row_reference_new (model, next);
 706                 retval = TRUE;
 707         } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 708                 next = gtk_tree_model_get_path (model, &tmp_iter);
 709
 710                 /* Ensure that we are not selecting the same */
 711                 if (gtk_tree_path_compare (path, next) != 0) {
 712                         *row_reference = gtk_tree_row_reference_new (model, next);
 713                         retval = TRUE;
 714                 }
 715         }
 716
 717         /* Free */
 718         gtk_tree_path_free (path);
 719
 720         return retval;
 721 }
 722
 723 /* TODO: This should be in _init(), with the parameters as properties. */
 724 static void
 725 modest_msg_view_window_construct (ModestMsgViewWindow *self,
 726                             const gchar *modest_account_name,
 727                             const gchar *msg_uid)
 728 {
 729         GObject *obj = NULL;
 730         ModestMsgViewWindowPrivate *priv = NULL;
 731         ModestWindowPrivate *parent_priv = NULL;
 732         ModestDimmingRulesGroup *menu_rules_group = NULL;
 733         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 734         ModestDimmingRulesGroup *clipboard_rules_group = NULL;
 735
 736         obj = G_OBJECT (self);
 737         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 738         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 739
 740         priv->msg_uid = g_strdup (msg_uid);
 741
 742         /* Menubar */
 743         parent_priv->menubar = modest_maemo_utils_get_manager_menubar_as_menu (parent_priv->ui_manager, "/MenuBar");
 744         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 745         gtk_widget_show (parent_priv->menubar);
 746         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 747
 748         menu_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_MENU, FALSE);
 749         toolbar_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_TOOLBAR, TRUE);
 750         clipboard_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_CLIPBOARD, FALSE);
 751
 752         /* Add common dimming rules */
 753         modest_dimming_rules_group_add_rules (menu_rules_group,
 754                                               modest_msg_view_menu_dimming_entries,
 755                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 756                                               MODEST_WINDOW (self));
 757         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 758                                               modest_msg_view_toolbar_dimming_entries,
 759                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 760                                               MODEST_WINDOW (self));
 761         modest_dimming_rules_group_add_rules (clipboard_rules_group,
 762                                               modest_msg_view_clipboard_dimming_entries,
 763                                               G_N_ELEMENTS (modest_msg_view_clipboard_dimming_entries),
 764                                               MODEST_WINDOW (self));
 765
 766         /* Insert dimming rules group for this window */
 767         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 768         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 769         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, clipboard_rules_group);
 770         g_object_unref (menu_rules_group);
 771         g_object_unref (toolbar_rules_group);
 772         g_object_unref (clipboard_rules_group);
 773
 774         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 775
 776         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 777
 778         priv->clipboard_change_handler = g_signal_connect (G_OBJECT (gtk_clipboard_get (GDK_SELECTION_PRIMARY)), "owner-change", G_CALLBACK (modest_msg_view_window_clipboard_owner_change), obj);
 779         g_signal_connect (G_OBJECT(priv->msg_view), "activate_link",
 780                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 781         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 782                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 783         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 784                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 785         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 786                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 787         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 788                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 789
 790         g_signal_connect (G_OBJECT (obj), "key-release-event",
 791                           G_CALLBACK (modest_msg_view_window_key_event),
 792                           NULL);
 793
 794         g_signal_connect (G_OBJECT (obj), "key-press-event",
 795                           G_CALLBACK (modest_msg_view_window_key_event),
 796                           NULL);
 797
 798         g_signal_connect (G_OBJECT (obj), "window-state-event",
 799                           G_CALLBACK (modest_msg_view_window_window_state_event),
 800                           NULL);
 801
 802         g_signal_connect (G_OBJECT (obj), "move-focus",
 803                           G_CALLBACK (on_move_focus), obj);
 804
 805         /* Mail Operation Queue */
 806         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 807                                                        "queue-changed",
 808                                                        G_CALLBACK (on_queue_changed),
 809                                                        obj);
 810
 811         /* Account manager */
 812         priv->account_removed_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
 813                                                           "account_removed",
 814                                                           G_CALLBACK(on_account_removed),
 815                                                           obj);
 816
 817         modest_window_set_active_account (MODEST_WINDOW(obj), modest_account_name);
 818
 819         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 820         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 821         priv->last_search = NULL;
 822
 823         /* Init the clipboard actions dim status */
 824         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 825
 826         gtk_widget_show_all (GTK_WIDGET (obj));
 827         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 828
 829
 830 }
 831
 832 /* FIXME: parameter checks */
 833 ModestWindow *
 834 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 835                                               const gchar *modest_account_name,
 836                                               const gchar *msg_uid,
 837                                               GtkTreeModel *model,
 838                                               GtkTreeRowReference *row_reference)
 839 {
 840         ModestMsgViewWindow *window = NULL;
 841         ModestMsgViewWindowPrivate *priv = NULL;
 842         TnyFolder *header_folder = NULL;
 843         ModestHeaderView *header_view = NULL;
 844         ModestWindow *main_window = NULL;
 845         ModestWindowMgr *mgr = NULL;
 846
 847         mgr = modest_runtime_get_window_mgr ();
 848         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 849         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 850
 851         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 852
 853         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 854
 855         /* Remember the message list's TreeModel so we can detect changes
 856          * and change the list selection when necessary: */
 857
 858         main_window = modest_window_mgr_get_main_window(mgr, FALSE); /* don't create */
 859         if (main_window) {
 860                 header_view = MODEST_HEADER_VIEW(modest_main_window_get_child_widget(
 861                                                          MODEST_MAIN_WINDOW(main_window),
 862                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
 863         }
 864
 865         if (header_view != NULL){
 866                 header_folder = modest_header_view_get_folder(header_view);
 867                 priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) == TNY_FOLDER_TYPE_OUTBOX);
 868                 g_assert(header_folder != NULL);
 869                 priv->header_folder_id = tny_folder_get_id(header_folder);
 870                 g_assert(priv->header_folder_id != NULL);
 871                 g_object_unref(header_folder);
 872         }
 873
 874         priv->header_model = g_object_ref(model);
 875         if (row_reference) {
 876                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 877                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 878                 select_next_valid_row (model, &(priv->next_row_reference), TRUE);
 879         } else {
 880                 priv->row_reference = NULL;
 881                 priv->next_row_reference = NULL;
 882         }
 883
 884         priv->row_changed_handler = g_signal_connect(
 885                         GTK_TREE_MODEL(model), "row-changed",
 886                         G_CALLBACK(modest_msg_view_window_on_row_changed),
 887                         window);
 888         priv->row_deleted_handler = g_signal_connect(
 889                         GTK_TREE_MODEL(model), "row-deleted",
 890                         G_CALLBACK(modest_msg_view_window_on_row_deleted),
 891                         window);
 892         priv->row_inserted_handler = g_signal_connect (
 893                         GTK_TREE_MODEL(model), "row-inserted",
 894                         G_CALLBACK(modest_msg_view_window_on_row_inserted),
 895                         window);
 896         priv->rows_reordered_handler = g_signal_connect(
 897                         GTK_TREE_MODEL(model), "rows-reordered",
 898                         G_CALLBACK(modest_msg_view_window_on_row_reordered),
 899                         window);
 900
 901         if (header_view != NULL){
 902                 modest_header_view_add_observer(header_view,
 903                                 MODEST_HEADER_VIEW_OBSERVER(window));
 904         }
 905
 906         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 907         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
 908         gtk_widget_show_all (GTK_WIDGET (window));
 909         modest_msg_view_window_update_priority (window);
 910
 911         /* Check toolbar dimming rules */
 912         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 913         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 914
 915         return MODEST_WINDOW(window);
 916 }
 917
 918 ModestWindow *
 919 modest_msg_view_window_new_for_search_result (TnyMsg *msg,
 920                                               const gchar *modest_account_name,
 921                                               const gchar *msg_uid)
 922 {
 923         ModestMsgViewWindow *window = NULL;
 924         ModestMsgViewWindowPrivate *priv = NULL;
 925         ModestWindowMgr *mgr = NULL;
 926
 927         mgr = modest_runtime_get_window_mgr ();
 928         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 929         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 930         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 931
 932         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 933
 934         /* Remember that this is a search result,
 935          * so we can disable some UI appropriately: */
 936         priv->is_search_result = TRUE;
 937
 938         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 939
 940         update_window_title (window);
 941         modest_msg_view_window_update_priority (window);
 942
 943
 944         return MODEST_WINDOW(window);
 945 }
 946
 947 ModestWindow *
 948 modest_msg_view_window_new_for_attachment (TnyMsg *msg,
 949                             const gchar *modest_account_name,
 950                             const gchar *msg_uid)
 951 {
 952         GObject *obj = NULL;
 953         ModestMsgViewWindowPrivate *priv;
 954         ModestWindowMgr *mgr = NULL;
 955
 956         g_return_val_if_fail (msg, NULL);
 957         mgr = modest_runtime_get_window_mgr ();
 958         obj = G_OBJECT (modest_window_mgr_get_msg_view_window (mgr));
 959         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 960         modest_msg_view_window_construct (MODEST_MSG_VIEW_WINDOW (obj),
 961                 modest_account_name, msg_uid);
 962
 963         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 964         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 965
 966         /* Check toolbar dimming rules */
 967         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 968         modest_window_check_dimming_rules_group (MODEST_WINDOW (obj), MODEST_DIMMING_RULES_CLIPBOARD);
 969
 970         return MODEST_WINDOW(obj);
 971 }
 972
 973 void modest_msg_view_window_on_row_changed(
 974                 GtkTreeModel *header_model,
 975                 GtkTreePath *arg1,
 976                 GtkTreeIter *arg2,
 977                 ModestMsgViewWindow *window){
 978         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 979 }
 980
 981 void modest_msg_view_window_on_row_deleted(
 982                 GtkTreeModel *header_model,
 983                 GtkTreePath *arg1,
 984                 ModestMsgViewWindow *window){
 985         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 986 }
 987
 988 /* On insertions we check if the folder still has the message we are
 989  * showing or do not. If do not, we do nothing. Which means we are still
 990  * not attached to any header folder and thus next/prev buttons are
 991  * still dimmed. Once the message that is shown by msg-view is found, the
 992  * new model of header-view will be attached and the references will be set.
 993  * On each further insertions dimming rules will be checked. However
 994  * this requires extra CPU time at least works.
 995  * (An message might be deleted from TnyFolder and thus will not be
 996  * inserted into the model again for example if it is removed by the
 997  * imap server and the header view is refreshed.)
 998  */
 999 void modest_msg_view_window_on_row_inserted(
1000                 GtkTreeModel *new_model,
1001                 GtkTreePath *tree_path,
1002                 GtkTreeIter *tree_iter,
1003                 ModestMsgViewWindow *window){
1004         ModestMsgViewWindowPrivate *priv = NULL;
1005         TnyHeader *header = NULL;
1006         gchar *uid = NULL;
1007
1008         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1009
1010         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1011
1012         /* If we already has a model attached then the message shown by
1013          * msg-view is in it, and thus we do not need any actions but
1014          * to check the dimming rules.*/
1015         if(priv->header_model != NULL){
1016                 if (priv->row_reference) {
1017                         gtk_tree_row_reference_free(priv->next_row_reference);
1018                         priv->next_row_reference = gtk_tree_row_reference_copy(
1019                                 priv->row_reference);
1020                         select_next_valid_row (priv->header_model,
1021                                                &(priv->next_row_reference), FALSE);
1022                 }
1023                 modest_ui_actions_check_toolbar_dimming_rules (
1024                                 MODEST_WINDOW (window));
1025                 return;
1026         }
1027
1028         /* Check if the newly inserted message is the same we are actually
1029          * showing. IF not, we should remain detached from the header model
1030          * and thus prev and next toolbarbuttons should remain dimmed. */
1031         gtk_tree_model_get (new_model, tree_iter,
1032                         TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, &header, -1);
1033         uid = modest_tny_folder_get_header_unique_id(header);
1034         if(!g_str_equal(priv->msg_uid, uid)){
1035                 g_free(uid);
1036                 g_object_unref(G_OBJECT(header));
1037                 header = NULL;
1038                 return;
1039         }
1040         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1041                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
1042         g_object_unref(G_OBJECT(header));
1043         header = NULL;
1044         g_free(uid);
1045
1046         /* Setup row_reference for the actual msg. */
1047         priv->row_reference = gtk_tree_row_reference_new(
1048                         new_model, tree_path);
1049         if(priv->row_reference == NULL){
1050                 g_warning("No reference for msg header item.");
1051                 return;
1052         }
1053
1054         /* Attach new_model and connect some callback to it to become able
1055          * to detect changes in header-view. */
1056         priv->header_model = g_object_ref(new_model);
1057         g_signal_connect (new_model, "row-changed",
1058                         G_CALLBACK (modest_msg_view_window_on_row_changed),
1059                         window);
1060         g_signal_connect (new_model, "row-deleted",
1061                         G_CALLBACK (modest_msg_view_window_on_row_deleted),
1062                         window);
1063         g_signal_connect (new_model, "rows-reordered",
1064                         G_CALLBACK (modest_msg_view_window_on_row_reordered),
1065                         window);
1066
1067         /* Now set up next_row_reference. */
1068         priv->next_row_reference = gtk_tree_row_reference_copy(
1069                         priv->row_reference);
1070         select_next_valid_row (priv->header_model,
1071                         &(priv->next_row_reference), FALSE);
1072
1073         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1074 }
1075
1076 void modest_msg_view_window_on_row_reordered(
1077                 GtkTreeModel *header_model,
1078                 GtkTreePath *arg1,
1079                 GtkTreeIter *arg2,
1080                 gpointer arg3,
1081                 ModestMsgViewWindow *window){
1082         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1083 }
1084
1085 /* The modest_msg_view_window_update_model_replaced implements update
1086  * function for ModestHeaderViewObserver. Checks whether the TnyFolder
1087  * actually belongs to the header-view is the same as the TnyFolder of
1088  * the message of msg-view or not. If they are different, there is
1089  * nothing to do. If they are the same, then the model has replaced and
1090  * the reference in msg-view shall be replaced from the old model to
1091  * the new model. In this case the view will be detached from it's
1092  * header folder. From this point the next/prev buttons are dimmed.
1093  */
1094 void modest_msg_view_window_update_model_replaced(
1095                 ModestHeaderViewObserver *observer,
1096                 GtkTreeModel *model,
1097                 const gchar *tny_folder_id){
1098         ModestMsgViewWindowPrivate *priv = NULL;
1099         ModestMsgViewWindow *window = NULL;
1100
1101         g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
1102         g_assert(MODEST_IS_MSG_VIEW_WINDOW(observer));
1103
1104         window = MODEST_MSG_VIEW_WINDOW(observer);
1105         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1106
1107         /* If there is an other folder in the header-view then we do
1108          * not care about it's model (msg list). Else if the
1109          * header-view shows the folder the msg shown by us is in, we
1110          * shall replace our model reference and make some check. */
1111         if(tny_folder_id == NULL || !g_str_equal(tny_folder_id, priv->header_folder_id))
1112                 return;
1113
1114         /* Model is changed(replaced), so we should forget the old
1115          * one. Because there might be other references and there
1116          * might be some change on the model even if we unreferenced
1117          * it, we need to disconnect our signals here. */
1118         if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1119                                            priv->row_changed_handler))
1120                 g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1121                                              priv->row_changed_handler);
1122         priv->row_changed_handler = 0;
1123         if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1124                                            priv->row_deleted_handler))
1125                 g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1126                                              priv->row_deleted_handler);
1127         priv->row_deleted_handler = 0;
1128         if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1129                                            priv->row_inserted_handler))
1130                 g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1131                                              priv->row_inserted_handler);
1132         priv->row_inserted_handler = 0;
1133         if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1134                                            priv->rows_reordered_handler))
1135                 g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1136                                              priv->rows_reordered_handler);
1137         priv->rows_reordered_handler = 0;
1138         g_object_unref(priv->header_model);
1139         priv->header_model = NULL;
1140         if (priv->row_reference)
1141                 g_object_unref(priv->row_reference);
1142         priv->row_reference = NULL;
1143         if (priv->next_row_reference)
1144                 g_object_unref(priv->next_row_reference);
1145         priv->next_row_reference = NULL;
1146
1147         modest_ui_actions_check_toolbar_dimming_rules(MODEST_WINDOW(window));
1148
1149         g_assert(model != NULL);
1150
1151         /* Also we must connect to the new model for row insertions.
1152          * Only for insertions now. We will need other ones only after
1153          * the msg is show by msg-view is added to the new model. */
1154         priv->row_inserted_handler = g_signal_connect (
1155                         model, "row-inserted",
1156                         G_CALLBACK(modest_msg_view_window_on_row_inserted),
1157                         window);
1158 }
1159
1160 gboolean
1161 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
1162 {
1163         ModestMsgViewWindowPrivate *priv= NULL;
1164
1165         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1166         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1167
1168         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1169 }
1170
1171 TnyHeader*
1172 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
1173 {
1174         ModestMsgViewWindowPrivate *priv= NULL;
1175         TnyMsg *msg = NULL;
1176         TnyHeader *header = NULL;
1177         GtkTreePath *path = NULL;
1178         GtkTreeIter iter;
1179
1180         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
1181         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1182
1183         /* If the message was not obtained from a treemodel,
1184          * for instance if it was opened directly by the search UI:
1185          */
1186         if (priv->header_model == NULL || priv->row_reference == NULL) {
1187                 msg = modest_msg_view_window_get_message (self);
1188                 if (msg) {
1189                         header = tny_msg_get_header (msg);
1190                         g_object_unref (msg);
1191                 }
1192                 return header;
1193         }
1194
1195         /* Get iter of the currently selected message in the header view: */
1196         /* TODO: Why not just give this window a ref of the TnyHeader or TnyMessage,
1197          * instead of sometimes retrieving it from the header view?
1198          * Then we wouldn't be dependent on the message actually still being selected
1199          * in the header view. murrayc. */
1200         if (!gtk_tree_row_reference_valid (priv->row_reference))
1201                 return NULL;
1202         path = gtk_tree_row_reference_get_path (priv->row_reference);
1203         g_return_val_if_fail (path != NULL, NULL);
1204         gtk_tree_model_get_iter (priv->header_model,
1205                                  &iter,
1206                                  path);
1207
1208         /* Get current message header */
1209         gtk_tree_model_get (priv->header_model, &iter,
1210                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1211                             &header, -1);
1212
1213         gtk_tree_path_free (path);
1214         return header;
1215 }
1216
1217 TnyMsg*
1218 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
1219 {
1220         ModestMsgViewWindowPrivate *priv;
1221
1222         g_return_val_if_fail (self, NULL);
1223
1224         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1225
1226         return tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1227 }
1228
1229 const gchar*
1230 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
1231 {
1232         ModestMsgViewWindowPrivate *priv;
1233
1234         g_return_val_if_fail (self, NULL);
1235
1236         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1237
1238         return (const gchar*) priv->msg_uid;
1239 }
1240
1241 static void
1242 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
1243                                             gpointer data)
1244 {
1245         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1246         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1247         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1248         gboolean is_active;
1249         GtkAction *action;
1250
1251         is_active = gtk_toggle_action_get_active (toggle);
1252
1253         if (is_active) {
1254                 gtk_widget_show (priv->find_toolbar);
1255                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1256         } else {
1257                 gtk_widget_hide (priv->find_toolbar);
1258         }
1259
1260         /* update the toggle buttons status */
1261         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
1262         modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
1263         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
1264         modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
1265
1266 }
1267
1268 static void
1269 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
1270                                            ModestMsgViewWindow *obj)
1271 {
1272         GtkToggleAction *toggle;
1273         ModestWindowPrivate *parent_priv;
1274         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
1275
1276         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
1277         gtk_toggle_action_set_active (toggle, FALSE);
1278 }
1279
1280 static void
1281 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
1282                                            ModestMsgViewWindow *obj)
1283 {
1284         gchar *current_search;
1285         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1286
1287         if (modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->msg_view))) {
1288                 hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
1289                 return;
1290         }
1291
1292         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
1293
1294         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
1295                 g_free (current_search);
1296                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
1297                 return;
1298         }
1299
1300         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
1301                 gboolean result;
1302                 g_free (priv->last_search);
1303                 priv->last_search = g_strdup (current_search);
1304                 result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->msg_view),
1305                                                      priv->last_search);
1306                 if (!result) {
1307                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
1308                         g_free (priv->last_search);
1309                         priv->last_search = NULL;
1310                 } else {
1311                         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1312                 }
1313         } else {
1314                 if (!modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->msg_view))) {
1315                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
1316                         g_free (priv->last_search);
1317                         priv->last_search = NULL;
1318                 } else {
1319                         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1320                 }
1321         }
1322
1323         g_free (current_search);
1324
1325 }
1326
1327 static void
1328 modest_msg_view_window_set_zoom (ModestWindow *window,
1329                                  gdouble zoom)
1330 {
1331         ModestMsgViewWindowPrivate *priv;
1332         ModestWindowPrivate *parent_priv;
1333         GtkAction *action = NULL;
1334         gint int_zoom = (gint) rint (zoom*100.0+0.1);
1335
1336         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1337
1338         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1339         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1340         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom);
1341
1342         action = gtk_ui_manager_get_action (parent_priv->ui_manager,
1343                                             "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu");
1344
1345         gtk_radio_action_set_current_value (GTK_RADIO_ACTION (action), int_zoom);
1346 }
1347
1348 static gdouble
1349 modest_msg_view_window_get_zoom (ModestWindow *window)
1350 {
1351         ModestMsgViewWindowPrivate *priv;
1352
1353         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1354
1355         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1356         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1357 }
1358
1359 static gboolean
1360 modest_msg_view_window_zoom_plus (ModestWindow *window)
1361 {
1362         ModestWindowPrivate *parent_priv;
1363         GtkRadioAction *zoom_radio_action;
1364         GSList *group, *node;
1365
1366         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1367         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
1368                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
1369
1370         group = gtk_radio_action_get_group (zoom_radio_action);
1371
1372         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
1373                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
1374                 return FALSE;
1375         }
1376
1377         for (node = group; node != NULL; node = g_slist_next (node)) {
1378                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
1379                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
1380                         return TRUE;
1381                 }
1382         }
1383         return FALSE;
1384 }
1385
1386 static gboolean
1387 modest_msg_view_window_zoom_minus (ModestWindow *window)
1388 {
1389         ModestWindowPrivate *parent_priv;
1390         GtkRadioAction *zoom_radio_action;
1391         GSList *group, *node;
1392
1393         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1394         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
1395                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
1396
1397         group = gtk_radio_action_get_group (zoom_radio_action);
1398
1399         for (node = group; node != NULL; node = g_slist_next (node)) {
1400                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
1401                         if (node->next != NULL) {
1402                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
1403                                 return TRUE;
1404                         } else {
1405                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
1406                                 return FALSE;
1407                         }
1408                         break;
1409                 }
1410         }
1411         return FALSE;
1412 }
1413
1414 static gboolean
1415 modest_msg_view_window_key_event (GtkWidget *window,
1416                                   GdkEventKey *event,
1417                                   gpointer userdata)
1418 {
1419         GtkWidget *focus;
1420
1421         focus = gtk_window_get_focus (GTK_WINDOW (window));
1422
1423         /* for the find toolbar case */
1424         if (focus && GTK_IS_ENTRY (focus)) {
1425                 if (event->keyval == GDK_BackSpace) {
1426                         GdkEvent *copy;
1427                         copy = gdk_event_copy ((GdkEvent *) event);
1428                         gtk_widget_event (focus, copy);
1429                         gdk_event_free (copy);
1430                         return TRUE;
1431                 } else
1432                         return FALSE;
1433         }
1434         if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
1435             event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
1436             event->keyval == GDK_Page_Up || event->keyval == GDK_KP_Page_Up ||
1437             event->keyval == GDK_Page_Down || event->keyval == GDK_KP_Page_Down ||
1438             event->keyval == GDK_Home || event->keyval == GDK_KP_Home ||
1439             event->keyval == GDK_End || event->keyval == GDK_KP_End) {
1440                 ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1441                 gboolean return_value;
1442
1443                 if (event->type == GDK_KEY_RELEASE) {
1444                         GtkScrollType scroll_type;
1445
1446                         switch (event->keyval) {
1447                         case GDK_Up:
1448                         case GDK_KP_Up:
1449                                 scroll_type = GTK_SCROLL_STEP_UP; break;
1450                         case GDK_Down:
1451                         case GDK_KP_Down:
1452                                 scroll_type = GTK_SCROLL_STEP_DOWN; break;
1453                         case GDK_Page_Up:
1454                         case GDK_KP_Page_Up:
1455                                 scroll_type = GTK_SCROLL_PAGE_UP; break;
1456                         case GDK_Page_Down:
1457                         case GDK_KP_Page_Down:
1458                                 scroll_type = GTK_SCROLL_PAGE_DOWN; break;
1459                         case GDK_Home:
1460                         case GDK_KP_Home:
1461                                 scroll_type = GTK_SCROLL_START; break;
1462                         case GDK_End:
1463                         case GDK_KP_End:
1464                                 scroll_type = GTK_SCROLL_END; break;
1465                         default: scroll_type = GTK_SCROLL_NONE;
1466                         }
1467
1468                         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child",
1469                                                scroll_type, FALSE, &return_value);
1470                         return TRUE;
1471                 } else {
1472                         return FALSE;
1473                 }
1474         } else {
1475                 return FALSE;
1476         }
1477 }
1478
1479 gboolean
1480 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
1481 {
1482         GtkTreePath *path;
1483         ModestMsgViewWindowPrivate *priv;
1484         GtkTreeIter tmp_iter;
1485         gboolean is_last_selected;
1486
1487         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1488         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1489
1490         /*if no model (so no rows at all), then virtually we are the last*/
1491         if (!priv->header_model || !priv->row_reference)
1492                 return TRUE;
1493
1494         path = gtk_tree_row_reference_get_path (priv->row_reference);
1495         if (path == NULL)
1496                 return TRUE;
1497
1498         is_last_selected = TRUE;
1499         while (is_last_selected) {
1500                 TnyHeader *header;
1501                 gtk_tree_path_next (path);
1502                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1503                         break;
1504                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1505                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1506                                 &header, -1);
1507                 if (header) {
1508                         if (msg_is_visible (header, priv->is_outbox))
1509                                 is_last_selected = FALSE;
1510                         g_object_unref(G_OBJECT(header));
1511                 }
1512         }
1513         gtk_tree_path_free (path);
1514         return is_last_selected;
1515 }
1516
1517 gboolean
1518 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1519 {
1520         ModestMsgViewWindowPrivate *priv;
1521
1522         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1523         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1524
1525         return priv->header_model != NULL;
1526 }
1527
1528 gboolean
1529 modest_msg_view_window_is_search_result (ModestMsgViewWindow *window)
1530 {
1531         ModestMsgViewWindowPrivate *priv;
1532
1533         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1534         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1535
1536         return priv->is_search_result;
1537 }
1538
1539 static gboolean
1540 msg_is_visible (TnyHeader *header, gboolean check_outbox)
1541 {
1542         return (!(tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED)) &&
1543                 ( (!check_outbox) || (modest_tny_all_send_queues_get_msg_status (header) != MODEST_TNY_SEND_QUEUE_FAILED)) ;
1544
1545 }
1546
1547 gboolean
1548 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1549 {
1550         GtkTreePath *path;
1551         ModestMsgViewWindowPrivate *priv;
1552         gboolean is_first_selected;
1553         GtkTreeIter tmp_iter;
1554 /*      gchar * path_string;*/
1555
1556         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1557         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1558
1559         /*if no model (so no rows at all), then virtually we are the first*/
1560         if (!priv->header_model || !priv->row_reference)
1561                 return TRUE;
1562
1563         path = gtk_tree_row_reference_get_path (priv->row_reference);
1564         if (!path)
1565                 return TRUE;
1566
1567 /*      path_string = gtk_tree_path_to_string (path);
1568         is_first_selected = strcmp (path_string, "0");
1569
1570         g_free (path_string);
1571         gtk_tree_path_free (path);
1572
1573         return is_first_selected;*/
1574
1575         is_first_selected = TRUE;
1576         while (is_first_selected) {
1577                 TnyHeader *header;
1578                 if(!gtk_tree_path_prev (path))
1579                         break;
1580                 /* Here the 'if' is needless for logic, but let make sure
1581                  * iter is valid for gtk_tree_model_get. */
1582                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1583                         break;
1584                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1585                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1586                                 &header, -1);
1587                 if (header) {
1588                         if (msg_is_visible (header, priv->is_outbox))
1589                                 is_first_selected = FALSE;
1590                         g_object_unref(G_OBJECT(header));
1591                 }
1592         }
1593         gtk_tree_path_free (path);
1594         return is_first_selected;
1595 }
1596
1597 /**
1598  * Reads the message whose summary item is @header. It takes care of
1599  * several things, among others:
1600  *
1601  * If the message was not previously downloaded then ask the user
1602  * before downloading. If there is no connection launch the connection
1603  * dialog. Update toolbar dimming rules.
1604  *
1605  * Returns: TRUE if the mail operation was started, otherwise if the
1606  * user do not want to download the message, or if the user do not
1607  * want to connect, then the operation is not issued
1608  **/
1609 static gboolean
1610 message_reader (ModestMsgViewWindow *window,
1611                 ModestMsgViewWindowPrivate *priv,
1612                 TnyHeader *header,
1613                 GtkTreeRowReference *row_reference)
1614 {
1615         ModestMailOperation *mail_op = NULL;
1616         gboolean already_showing = FALSE;
1617         ModestWindow *msg_window = NULL;
1618         ModestWindowMgr *mgr;
1619
1620         g_return_val_if_fail (row_reference != NULL, FALSE);
1621
1622         mgr = modest_runtime_get_window_mgr ();
1623         already_showing = modest_window_mgr_find_registered_header (mgr, header, &msg_window);
1624         if (already_showing && (msg_window != MODEST_WINDOW (window))) {
1625                 gboolean retval;
1626                 if (msg_window)
1627                         gtk_window_present (GTK_WINDOW (msg_window));
1628                 g_signal_emit_by_name (G_OBJECT (window), "delete-event", NULL, &retval);
1629                 return TRUE;
1630         }
1631
1632         /* Msg download completed */
1633         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)) {
1634                 /* Ask the user if he wants to download the message if
1635                    we're not online */
1636                 if (!tny_device_is_online (modest_runtime_get_device())) {
1637                         TnyFolder *folder = NULL;
1638                         GtkResponseType response;
1639
1640                         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1641                                                                             _("mcen_nc_get_msg"));
1642                         if (response == GTK_RESPONSE_CANCEL)
1643                                 return FALSE;
1644
1645                         /* Offer the connection dialog if necessary */
1646                         folder = tny_header_get_folder (header);
1647                         if (folder) {
1648                                 if (!modest_platform_connect_and_wait_if_network_folderstore (NULL,
1649                                                                                               TNY_FOLDER_STORE (folder))) {
1650                                         g_object_unref (folder);
1651                                         return FALSE;
1652                                 }
1653                                 g_object_unref (folder);
1654                         }
1655                 }
1656         }
1657
1658         /* New mail operation */
1659         mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(window),
1660                                                                  modest_ui_actions_get_msgs_full_error_handler,
1661                                                                  NULL, NULL);
1662
1663         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1664         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, row_reference);
1665         g_object_unref (mail_op);
1666
1667         /* Update toolbar dimming rules */
1668         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1669
1670         return TRUE;
1671 }
1672
1673 gboolean
1674 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1675 {
1676         ModestMsgViewWindowPrivate *priv;
1677         GtkTreePath *path= NULL;
1678         GtkTreeIter tmp_iter;
1679         TnyHeader *header;
1680         gboolean retval = TRUE;
1681         GtkTreeRowReference *row_reference = NULL;
1682
1683         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1684         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1685
1686         if (!priv->row_reference)
1687                 return FALSE;
1688
1689         /* Update the next row reference if it's not valid. This could
1690            happen if for example the header which it was pointing to,
1691            was deleted. The best place to do it is in the row-deleted
1692            handler but the tinymail model do not work like the glib
1693            tree models and reports the deletion when the row is still
1694            there */
1695         if (!gtk_tree_row_reference_valid (priv->next_row_reference)) {
1696                 if (gtk_tree_row_reference_valid (priv->row_reference)) {
1697                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1698                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), FALSE);
1699                 }
1700         }
1701         if (priv->next_row_reference)
1702                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1703         if (path == NULL)
1704                 return FALSE;
1705
1706         row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
1707
1708         gtk_tree_model_get_iter (priv->header_model,
1709                                  &tmp_iter,
1710                                  path);
1711         gtk_tree_path_free (path);
1712
1713         gtk_tree_model_get (priv->header_model, &tmp_iter,
1714                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1715                             &header, -1);
1716
1717         /* Read the message & show it */
1718         if (!message_reader (window, priv, header, row_reference)) {
1719                 retval = FALSE;
1720                 gtk_tree_row_reference_free (row_reference);
1721         }
1722
1723         /* Free */
1724         g_object_unref (header);
1725
1726         return retval;
1727 }
1728
1729 gboolean
1730 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1731 {
1732         ModestMsgViewWindowPrivate *priv = NULL;
1733         GtkTreePath *path;
1734         gboolean finished = FALSE;
1735         gboolean retval = FALSE;
1736
1737         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1738         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1739
1740         /* Return inmediatly if there is no header model */
1741         if (!priv->header_model || !priv->row_reference)
1742                 return FALSE;
1743
1744         path = gtk_tree_row_reference_get_path (priv->row_reference);
1745         while (!finished && gtk_tree_path_prev (path)) {
1746                 TnyHeader *header;
1747                 GtkTreeIter iter;
1748
1749                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1750                 gtk_tree_model_get (priv->header_model, &iter,
1751                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1752                                     &header, -1);
1753                 finished = TRUE;
1754                 if (header) {
1755                         if (msg_is_visible (header, priv->is_outbox)) {
1756                                 GtkTreeRowReference *row_reference;
1757                                 row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1758                                 /* Read the message & show it */
1759                                 retval = message_reader (window, priv, header, row_reference);
1760                                 if (!retval)
1761                                         gtk_tree_row_reference_free (row_reference);
1762                         } else {
1763                                 finished = FALSE;
1764                         }
1765                         g_object_unref (header);
1766                 }
1767         }
1768
1769         gtk_tree_path_free (path);
1770         return retval;
1771 }
1772
1773 static void
1774 view_msg_cb (ModestMailOperation *mail_op,
1775              TnyHeader *header,
1776              gboolean canceled,
1777              TnyMsg *msg,
1778              GError *error,
1779              gpointer user_data)
1780 {
1781         ModestMsgViewWindow *self = NULL;
1782         ModestMsgViewWindowPrivate *priv = NULL;
1783         GtkTreeRowReference *row_reference = NULL;
1784
1785         if (canceled) {
1786                 g_object_unref (self);
1787                 return;
1788         }
1789
1790         /* If there was any error */
1791         row_reference = (GtkTreeRowReference *) user_data;
1792         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1793                 gtk_tree_row_reference_free (row_reference);
1794                 return;
1795         }
1796
1797         /* Get the window */
1798         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1799         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1800         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1801
1802         /* Update the row reference */
1803         if (priv->row_reference != NULL) {
1804                 gtk_tree_row_reference_free (priv->row_reference);
1805                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
1806                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1807                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE);
1808                 gtk_tree_row_reference_free (row_reference);
1809         }
1810
1811         /* Mark header as read */
1812         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1813                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
1814
1815         /* Set new message */
1816         if (priv->msg_view != NULL && TNY_IS_MSG_VIEW (priv->msg_view)) {
1817                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1818                 modest_msg_view_window_update_priority (self);
1819                 update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1820                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1821         }
1822
1823         /* Set the new message uid of the window  */
1824         if (priv->msg_uid) {
1825                 g_free (priv->msg_uid);
1826                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
1827         }
1828
1829         /* Notify the observers */
1830         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
1831                        0, priv->header_model, priv->row_reference);
1832
1833         /* Free new references */
1834         g_object_unref (self);
1835 }
1836
1837 TnyFolderType
1838 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1839 {
1840         ModestMsgViewWindowPrivate *priv;
1841         TnyMsg *msg;
1842         TnyFolderType folder_type;
1843
1844         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1845
1846         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1847
1848         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1849         if (msg) {
1850                 TnyFolder *folder;
1851
1852                 folder = tny_msg_get_folder (msg);
1853                 if (folder) {
1854                         folder_type = tny_folder_get_folder_type (folder);
1855                         g_object_unref (folder);
1856                 }
1857                 g_object_unref (msg);
1858         }
1859
1860         return folder_type;
1861 }
1862
1863
1864 static void
1865 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1866 {
1867         ModestMsgViewWindowPrivate *priv;
1868         TnyHeader *header = NULL;
1869         TnyHeaderFlags flags = 0;
1870
1871         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1872
1873         if (priv->header_model && priv->row_reference) {
1874                 GtkTreeIter iter;
1875                 GtkTreePath *path = NULL;
1876
1877                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1878                 g_return_if_fail (path != NULL);
1879                 gtk_tree_model_get_iter (priv->header_model,
1880                                          &iter,
1881                                          gtk_tree_row_reference_get_path (priv->row_reference));
1882
1883                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1884                                     &header, -1);
1885                 gtk_tree_path_free (path);
1886         } else {
1887                 TnyMsg *msg;
1888                 msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1889                 if (msg) {
1890                         header = tny_msg_get_header (msg);
1891                         g_object_unref (msg);
1892                 }
1893         }
1894
1895         if (header) {
1896                 flags = tny_header_get_flags (header);
1897                 g_object_unref(G_OBJECT(header));
1898         }
1899
1900         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1901
1902 }
1903
1904 static void
1905 toolbar_resize (ModestMsgViewWindow *self)
1906 {
1907         ModestMsgViewWindowPrivate *priv = NULL;
1908         ModestWindowPrivate *parent_priv = NULL;
1909         GtkWidget *widget;
1910         gint static_button_size;
1911         ModestWindowMgr *mgr;
1912
1913         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1914         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1915         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1916
1917         mgr = modest_runtime_get_window_mgr ();
1918         static_button_size = modest_window_mgr_get_fullscreen_mode (mgr)?118:108;
1919
1920         if (parent_priv->toolbar) {
1921                 /* left size buttons */
1922                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
1923                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
1924                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
1925                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
1926                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo");
1927                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
1928                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
1929                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
1930                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
1931                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
1932                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
1933                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
1934                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/FindInMessage");
1935                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
1936                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
1937                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
1938
1939                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
1940                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1941                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1942                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1943                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
1944                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
1945                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
1946                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
1947         }
1948
1949 }
1950
1951 static gboolean
1952 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1953 {
1954         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1955                 ModestWindowPrivate *parent_priv;
1956                 ModestWindowMgr *mgr;
1957                 gboolean is_fullscreen;
1958                 GtkAction *fs_toggle_action;
1959                 gboolean active;
1960
1961                 mgr = modest_runtime_get_window_mgr ();
1962                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1963
1964                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1965
1966                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1967                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1968                 if (is_fullscreen != active) {
1969                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1970                 }
1971                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (widget));
1972         }
1973
1974         return FALSE;
1975
1976 }
1977
1978 static void
1979 modest_msg_view_window_show_toolbar (ModestWindow *self,
1980                                      gboolean show_toolbar)
1981 {
1982         ModestMsgViewWindowPrivate *priv = NULL;
1983         ModestWindowPrivate *parent_priv;
1984         GtkWidget *reply_button = NULL, *menu = NULL;
1985         GtkWidget *placeholder = NULL;
1986         gint insert_index;
1987         const gchar *action_name;
1988         GtkAction *action;
1989
1990         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1991         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1992
1993         /* Set optimized view status */
1994         priv->optimized_view = !show_toolbar;
1995
1996         if (!parent_priv->toolbar) {
1997                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1998                                                                   "/ToolBar");
1999                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2000
2001                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
2002                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
2003                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
2004                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
2005                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (self));
2006
2007                 /* Add ProgressBar (Transfer toolbar) */
2008                 priv->progress_bar = modest_progress_bar_widget_new ();
2009                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
2010                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
2011                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
2012                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
2013                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
2014
2015                 /* Connect cancel 'clicked' signal to abort progress mode */
2016                 g_signal_connect(priv->cancel_toolitem, "clicked",
2017                                  G_CALLBACK(cancel_progressbar),
2018                                  self);
2019
2020                 /* Add it to the observers list */
2021                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
2022
2023                 /* Add to window */
2024                 hildon_window_add_toolbar (HILDON_WINDOW (self),
2025                                            GTK_TOOLBAR (parent_priv->toolbar));
2026
2027                 /* Set reply button tap and hold menu */
2028                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2029                                                           "/ToolBar/ToolbarMessageReply");
2030                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2031                                                   "/ToolbarReplyCSM");
2032                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
2033         }
2034
2035         if (show_toolbar) {
2036                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
2037                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
2038                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
2039
2040                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
2041                 if (modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (self)))
2042                         set_toolbar_mode (MODEST_MSG_VIEW_WINDOW (self), TOOLBAR_MODE_TRANSFER);
2043                 else
2044                         set_toolbar_mode (MODEST_MSG_VIEW_WINDOW (self), TOOLBAR_MODE_NORMAL);
2045
2046         } else {
2047                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2048                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
2049         }
2050
2051         /* Update also the actions (to update the toggles in the
2052            menus), we have to do it manually because some other window
2053            of the same time could have changed it (remember that the
2054            toolbar fullscreen mode is shared by all the windows of the
2055            same type */
2056         if (modest_window_mgr_get_fullscreen_mode (modest_runtime_get_window_mgr ()))
2057                 action_name = "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarFullScreenMenu";
2058         else
2059                 action_name = "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarNormalScreenMenu";
2060
2061         action = gtk_ui_manager_get_action (parent_priv->ui_manager, action_name);
2062         modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action),
2063                                                             show_toolbar);
2064 }
2065
2066 static void
2067 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
2068                                                GdkEvent *event,
2069                                                ModestMsgViewWindow *window)
2070 {
2071         if (!GTK_WIDGET_VISIBLE (window))
2072                 return;
2073
2074         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
2075 }
2076
2077 gboolean
2078 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
2079 {
2080         ModestMsgViewWindowPrivate *priv;
2081
2082         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
2083         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2084
2085         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
2086 }
2087
2088 static void
2089 cancel_progressbar (GtkToolButton *toolbutton,
2090                     ModestMsgViewWindow *self)
2091 {
2092         GSList *tmp;
2093         ModestMsgViewWindowPrivate *priv;
2094
2095         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2096
2097         /* Get operation observers and cancel its current operation */
2098         tmp = priv->progress_widgets;
2099         while (tmp) {
2100                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
2101                 tmp=g_slist_next(tmp);
2102         }
2103 }
2104 static gboolean
2105 observers_empty (ModestMsgViewWindow *self)
2106 {
2107         GSList *tmp = NULL;
2108         ModestMsgViewWindowPrivate *priv;
2109         gboolean is_empty = TRUE;
2110         guint pending_ops = 0;
2111
2112         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2113         tmp = priv->progress_widgets;
2114
2115         /* Check all observers */
2116         while (tmp && is_empty)  {
2117                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
2118                 is_empty = pending_ops == 0;
2119
2120                 tmp = g_slist_next(tmp);
2121         }
2122
2123         return is_empty;
2124 }
2125
2126 static void
2127 on_account_removed (TnyAccountStore *account_store,
2128                     TnyAccount *account,
2129                     gpointer user_data)
2130 {
2131         /* Do nothing if it's a transport account, because we only
2132            show the messages of a store account */
2133         if (tny_account_get_account_type(account) == TNY_ACCOUNT_TYPE_STORE) {
2134                 const gchar *parent_acc = NULL;
2135                 const gchar *our_acc = NULL;
2136
2137                 our_acc = modest_window_get_active_account (MODEST_WINDOW (user_data));
2138                 parent_acc = modest_tny_account_get_parent_modest_account_name_for_server_account (account);
2139
2140                 /* Close this window if I'm showing a message of the removed account */
2141                 if (strcmp (parent_acc, our_acc) == 0)
2142                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (user_data));
2143         }
2144 }
2145
2146 static void
2147 on_mail_operation_started (ModestMailOperation *mail_op,
2148                            gpointer user_data)
2149 {
2150         ModestMsgViewWindow *self;
2151         ModestMailOperationTypeOperation op_type;
2152         GSList *tmp;
2153         ModestMsgViewWindowPrivate *priv;
2154         GObject *source = NULL;
2155
2156         self = MODEST_MSG_VIEW_WINDOW (user_data);
2157         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2158         op_type = modest_mail_operation_get_type_operation (mail_op);
2159         tmp = priv->progress_widgets;
2160         source = modest_mail_operation_get_source(mail_op);
2161         if (G_OBJECT (self) == source) {
2162                 if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE || op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ) {
2163                         set_toolbar_transfer_mode(self);
2164                         while (tmp) {
2165                                 modest_progress_object_add_operation (
2166                                                 MODEST_PROGRESS_OBJECT (tmp->data),
2167                                                 mail_op);
2168                                 tmp = g_slist_next (tmp);
2169                         }
2170                 }
2171         }
2172         g_object_unref (source);
2173 }
2174
2175 static void
2176 on_mail_operation_finished (ModestMailOperation *mail_op,
2177                             gpointer user_data)
2178 {
2179         ModestMsgViewWindow *self;
2180         ModestMailOperationTypeOperation op_type;
2181         GSList *tmp;
2182         ModestMsgViewWindowPrivate *priv;
2183
2184         self = MODEST_MSG_VIEW_WINDOW (user_data);
2185         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2186         op_type = modest_mail_operation_get_type_operation (mail_op);
2187         tmp = priv->progress_widgets;
2188
2189         if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE || op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ) {
2190                 while (tmp) {
2191                         modest_progress_object_remove_operation (
2192                                         MODEST_PROGRESS_OBJECT (tmp->data),
2193                                         mail_op);
2194                         tmp = g_slist_next (tmp);
2195                 }
2196
2197                 /* If no more operations are being observed, NORMAL mode is enabled again */
2198                 if (observers_empty (self)) {
2199                         set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
2200                 }
2201         }
2202 }
2203
2204 static void
2205 on_queue_changed (ModestMailOperationQueue *queue,
2206                   ModestMailOperation *mail_op,
2207                   ModestMailOperationQueueNotification type,
2208                   ModestMsgViewWindow *self)
2209 {
2210         ModestMsgViewWindowPrivate *priv;
2211
2212         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2213
2214         /* If this operations was created by another window, do nothing */
2215         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
2216             return;
2217
2218         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
2219                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2220                                                                G_OBJECT (mail_op),
2221                                                                "operation-started",
2222                                                                G_CALLBACK (on_mail_operation_started),
2223                                                                self);
2224                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2225                                                                G_OBJECT (mail_op),
2226                                                                "operation-finished",
2227                                                                G_CALLBACK (on_mail_operation_finished),
2228                                                                self);
2229         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
2230                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2231                                                                   G_OBJECT (mail_op),
2232                                                                   "operation-started");
2233                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2234                                                                   G_OBJECT (mail_op),
2235                                                                   "operation-finished");
2236         }
2237 }
2238
2239 TnyList *
2240 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
2241 {
2242         ModestMsgViewWindowPrivate *priv;
2243         TnyList *selected_attachments = NULL;
2244
2245         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
2246         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
2247
2248         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2249
2250         return selected_attachments;
2251 }
2252
2253 void
2254 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
2255 {
2256         ModestMsgViewWindowPrivate *priv;
2257         const gchar *msg_uid;
2258         gchar *attachment_uid = NULL;
2259         gint attachment_index = 0;
2260         TnyList *attachments;
2261
2262         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2263         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
2264         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2265
2266         msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
2267         attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2268         attachment_index = modest_list_index (attachments, (GObject *) mime_part);
2269         g_object_unref (attachments);
2270
2271         if (msg_uid && attachment_index >= 0) {
2272                 attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
2273         }
2274
2275         if (mime_part == NULL) {
2276                 gboolean error = FALSE;
2277                 TnyList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2278                 if (selected_attachments == NULL || tny_list_get_length (selected_attachments) == 0) {
2279                         error = TRUE;
2280                 } else if (tny_list_get_length (selected_attachments) > 1) {
2281                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
2282                         error = TRUE;
2283                 } else {
2284                         TnyIterator *iter;
2285                         iter = tny_list_create_iterator (selected_attachments);
2286                         mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2287                         g_object_unref (iter);
2288                 }
2289                 g_object_unref (selected_attachments);
2290
2291                 if (error)
2292                         return;
2293         } else {
2294                 g_object_ref (mime_part);
2295         }
2296
2297         if (tny_mime_part_is_purged (mime_part)) {
2298                 g_object_unref (mime_part);
2299                 return;
2300         }
2301
2302         if (!TNY_IS_MSG (mime_part)) {
2303                 gchar *filepath = NULL;
2304                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
2305                 const gchar *content_type;
2306                 gboolean show_error_banner = FALSE;
2307                 GError *err;
2308                 TnyFsStream *temp_stream = NULL;
2309                 temp_stream = modest_utils_create_temp_stream (att_filename, attachment_uid,
2310                                                                &filepath);
2311
2312                 if (temp_stream != NULL) {
2313                         content_type = tny_mime_part_get_content_type (mime_part);
2314                         if (tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream), &err) >= 0) {
2315                                 /* make the file read-only */
2316                                 if (g_chmod(filepath, 0444) != 0)
2317                                         g_warning ("%s: failed to set file '%s' to read-only: %s",
2318                                                         __FUNCTION__, filepath, strerror(errno));
2319
2320                                 modest_platform_activate_file (filepath, content_type);
2321                         } else {
2322                                 /* error while saving attachment, maybe cerm_device_memory_full */
2323                                 show_error_banner = TRUE;
2324                                 if (err != NULL) {
2325                                         g_warning ("%s: tny_mime_part_decode_to_stream failed (%s)", __FUNCTION__, err->message);
2326                                         g_error_free (err);
2327                                 }
2328                         }
2329                         g_object_unref (temp_stream);
2330                         g_free (filepath);
2331                         /* NOTE: files in the temporary area will be automatically
2332                          * cleaned after some time if they are no longer in use */
2333                 } else {
2334                         if (filepath != NULL) {
2335                                 /* the file may already exist but it isn't writable,
2336                                  * let's try to open it anyway */
2337                                 content_type = tny_mime_part_get_content_type (mime_part);
2338                                 modest_platform_activate_file (filepath, content_type);
2339                                 g_free (filepath);
2340                         } else {
2341                                 g_warning ("%s: modest_utils_create_temp_stream failed", __FUNCTION__);
2342                                 show_error_banner = TRUE;
2343                         }
2344                 }
2345                 if (show_error_banner)
2346                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2347         } else {
2348                 /* message attachment */
2349                 TnyHeader *header = NULL;
2350                 ModestWindowMgr *mgr;
2351                 ModestWindow *msg_win = NULL;
2352                 gboolean found;
2353
2354                 header = tny_msg_get_header (TNY_MSG (mime_part));
2355                 mgr = modest_runtime_get_window_mgr ();
2356                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
2357
2358                 if (found) {
2359                         if (msg_win)                            /* there is already a window for this uid; top it */
2360                                 gtk_window_present (GTK_WINDOW(msg_win));
2361                         else
2362                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
2363                                  * thus, we don't do anything */
2364                                 g_warning ("window for is already being created");
2365                 } else {
2366                         /* it's not found, so create a new window for it */
2367                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2368                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2369                         if (!account)
2370                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2371                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account, attachment_uid);
2372                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2373                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2374                         modest_window_mgr_register_window (mgr, msg_win);
2375                         gtk_widget_show_all (GTK_WIDGET (msg_win));
2376                 }
2377         }
2378         g_object_unref (mime_part);
2379 }
2380
2381 typedef struct
2382 {
2383         gchar *filename;
2384         TnyMimePart *part;
2385 } SaveMimePartPair;
2386
2387 typedef struct
2388 {
2389         GList *pairs;
2390         GtkWidget *banner;
2391         gboolean result;
2392 } SaveMimePartInfo;
2393
2394 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
2395 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
2396 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
2397 static void save_mime_parts_to_file_with_checks (SaveMimePartInfo *info);
2398
2399 static void
2400 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
2401 {
2402
2403         GList *node;
2404         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
2405                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
2406                 g_free (pair->filename);
2407                 g_object_unref (pair->part);
2408                 g_slice_free (SaveMimePartPair, pair);
2409         }
2410         g_list_free (info->pairs);
2411         info->pairs = NULL;
2412         if (with_struct) {
2413                 gtk_widget_destroy (info->banner);
2414                 g_object_unref (info->banner);
2415                 g_slice_free (SaveMimePartInfo, info);
2416         }
2417 }
2418
2419 static gboolean
2420 idle_save_mime_part_show_result (SaveMimePartInfo *info)
2421 {
2422         if (info->pairs != NULL) {
2423                 save_mime_part_to_file (info);
2424         } else {
2425                 gboolean result;
2426                 result = info->result;
2427
2428                 /* This is a GDK lock because we are an idle callback and
2429                  * hildon_banner_show_information is or does Gtk+ code */
2430
2431                 gdk_threads_enter (); /* CHECKED */
2432                 save_mime_part_info_free (info, TRUE);
2433                 if (result) {
2434                         hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
2435                 } else {
2436                         hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
2437                 }
2438                 gdk_threads_leave (); /* CHECKED */
2439         }
2440
2441         return FALSE;
2442 }
2443
2444 static gpointer
2445 save_mime_part_to_file (SaveMimePartInfo *info)
2446 {
2447         GnomeVFSResult result;
2448         GnomeVFSHandle *handle;
2449         TnyStream *stream;
2450         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
2451         gboolean decode_result = TRUE;
2452
2453         result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0644);
2454         if (result == GNOME_VFS_OK) {
2455                 stream = tny_vfs_stream_new (handle);
2456                 if (tny_mime_part_decode_to_stream (pair->part, stream, NULL) < 0) {
2457                         decode_result = FALSE;
2458                 }
2459                 g_object_unref (G_OBJECT (stream));
2460                 g_object_unref (pair->part);
2461                 g_slice_free (SaveMimePartPair, pair);
2462                 info->pairs = g_list_delete_link (info->pairs, info->pairs);
2463                 info->result = decode_result;
2464         } else {
2465                 save_mime_part_info_free (info, FALSE);
2466                 info->result = FALSE;
2467         }
2468
2469         g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
2470         return NULL;
2471 }
2472
2473 static void
2474 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
2475 {
2476         gboolean is_ok = TRUE;
2477         gint replaced_files = 0;
2478         const GList *files = info->pairs;
2479         const GList *iter;
2480
2481         for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
2482                 SaveMimePartPair *pair = iter->data;
2483                 if (modest_utils_file_exists (pair->filename)) {
2484                         replaced_files++;
2485                 }
2486         }
2487         if (replaced_files) {
2488                 GtkWidget *confirm_overwrite_dialog;
2489                 const gchar *message = (replaced_files == 1) ?
2490                         _FM("docm_nc_replace_file") : _FM("docm_nc_replace_multiple");
2491                 confirm_overwrite_dialog = hildon_note_new_confirmation (NULL, message);
2492                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
2493                         is_ok = FALSE;
2494                 }
2495                 gtk_widget_destroy (confirm_overwrite_dialog);
2496         }
2497
2498         if (!is_ok) {
2499                 save_mime_part_info_free (info, TRUE);
2500         } else {
2501                 GtkWidget *banner = hildon_banner_show_animation (NULL, NULL,
2502                                                                   _CS("sfil_ib_saving"));
2503                 info->banner = g_object_ref (banner);
2504                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
2505                 g_object_unref (banner);
2506         }
2507
2508 }
2509
2510
2511 void
2512 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, TnyList *mime_parts)
2513 {
2514         ModestMsgViewWindowPrivate *priv;
2515         GList *files_to_save = NULL;
2516         GtkWidget *save_dialog = NULL;
2517         gchar *folder = NULL;
2518         gboolean canceled = FALSE;
2519         const gchar *filename = NULL;
2520         gchar *save_multiple_str = NULL;
2521
2522         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2523         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2524
2525         if (mime_parts == NULL) {
2526                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2527                 if (mime_parts == NULL || tny_list_get_length (mime_parts) == 0)
2528                         return;
2529         } else {
2530                 g_object_ref (mime_parts);
2531         }
2532
2533         /* prepare dialog */
2534         if (tny_list_get_length (mime_parts) == 1) {
2535                 TnyIterator *iter;
2536                 /* only one attachment selected */
2537                 iter = tny_list_create_iterator (mime_parts);
2538                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2539                 g_object_unref (iter);
2540                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
2541                         filename = tny_mime_part_get_filename (mime_part);
2542                 } else {
2543                         g_warning ("Tried to save a non-file attachment");
2544                         canceled = TRUE;
2545                 }
2546                 g_object_unref (mime_part);
2547         } else {
2548                 save_multiple_str = g_strdup_printf (_FM("sfil_va_number_of_objects_attachments"),
2549                                                      tny_list_get_length (mime_parts));
2550         }
2551
2552         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
2553                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
2554
2555         /* set folder */
2556         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
2557         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
2558         g_free (folder);
2559
2560         /* set filename */
2561         if (filename != NULL)
2562                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
2563                                                    filename);
2564
2565         /* if multiple, set multiple string */
2566         if (save_multiple_str) {
2567                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
2568         }
2569
2570         /* show dialog */
2571         if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
2572                 gchar *chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
2573
2574                 if (!modest_utils_folder_writable (chooser_uri)) {
2575                         hildon_banner_show_information
2576                                 (NULL, NULL, dgettext("hildon-fm", "sfil_ib_readonly_location"));
2577                 } else {
2578                         TnyIterator *iter;
2579
2580                         iter = tny_list_create_iterator (mime_parts);
2581                         while (!tny_iterator_is_done (iter)) {
2582                                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2583
2584                                 tny_iterator_next (iter);
2585                                 if (tny_mime_part_is_attachment (mime_part)) {
2586                                         SaveMimePartPair *pair;
2587
2588                                         if ((!tny_iterator_is_done (iter)) &&
2589                                             (tny_mime_part_get_filename (mime_part) == NULL)) {
2590                                                 g_object_unref (mime_part);
2591                                                 continue;
2592                                         }
2593
2594                                         pair = g_slice_new0 (SaveMimePartPair);
2595                                         if (tny_iterator_is_done (iter)) {
2596                                                 pair->filename = g_strdup (chooser_uri);
2597                                         } else {
2598                                                 pair->filename =
2599                                                         g_build_filename (chooser_uri,
2600                                                                           tny_mime_part_get_filename (mime_part), NULL);
2601                                         }
2602                                         pair->part = mime_part;
2603                                         files_to_save = g_list_prepend (files_to_save, pair);
2604                                 }
2605                         }
2606                         g_object_unref (iter);
2607                 }
2608                 g_free (chooser_uri);
2609         }
2610
2611         gtk_widget_destroy (save_dialog);
2612
2613         g_object_unref (mime_parts);
2614
2615         if (files_to_save != NULL) {
2616                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
2617                 info->pairs = files_to_save;
2618                 info->result = TRUE;
2619                 save_mime_parts_to_file_with_checks (info);
2620         }
2621 }
2622
2623 static gboolean
2624 show_remove_attachment_information (gpointer userdata)
2625 {
2626         ModestMsgViewWindow *window = (ModestMsgViewWindow *) userdata;
2627         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2628
2629         /* We're outside the main lock */
2630         gdk_threads_enter ();
2631
2632         if (priv->remove_attachment_banner != NULL) {
2633                 gtk_widget_destroy (priv->remove_attachment_banner);
2634                 g_object_unref (priv->remove_attachment_banner);
2635         }
2636
2637         priv->remove_attachment_banner = g_object_ref (
2638                 hildon_banner_show_animation (NULL, NULL, _("mcen_ib_removing_attachment")));
2639
2640         gdk_threads_leave ();
2641
2642         return FALSE;
2643 }
2644
2645 void
2646 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
2647 {
2648         ModestMsgViewWindowPrivate *priv;
2649         TnyList *mime_parts = NULL;
2650         gchar *confirmation_message;
2651         gint response;
2652         gint n_attachments;
2653         TnyMsg *msg;
2654         TnyIterator *iter;
2655 /*      TnyFolder *folder; */
2656
2657         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2658         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2659
2660         if (get_all)
2661                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2662         else
2663                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2664
2665         /* Remove already purged messages from mime parts list */
2666         iter = tny_list_create_iterator (mime_parts);
2667         while (!tny_iterator_is_done (iter)) {
2668                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
2669                 tny_iterator_next (iter);
2670                 if (tny_mime_part_is_purged (part)) {
2671                         tny_list_remove (mime_parts, (GObject *) part);
2672                 }
2673                 g_object_unref (part);
2674         }
2675         g_object_unref (iter);
2676
2677         if (tny_list_get_length (mime_parts) == 0) {
2678                 g_object_unref (mime_parts);
2679                 return;
2680         }
2681
2682         n_attachments = tny_list_get_length (mime_parts);
2683         if (n_attachments == 1) {
2684                 const gchar *filename;
2685                 TnyMimePart *part;
2686
2687                 iter = tny_list_create_iterator (mime_parts);
2688                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2689                 g_object_unref (iter);
2690                 if (TNY_IS_MSG (part)) {
2691                         TnyHeader *header;
2692                         header = tny_msg_get_header (TNY_MSG (part));
2693                         filename = tny_header_get_subject (header);
2694                         g_object_unref (header);
2695                         if (filename == NULL)
2696                                 filename = _("mail_va_no_subject");
2697                 } else {
2698                         filename = tny_mime_part_get_filename (TNY_MIME_PART (part));
2699                 }
2700                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
2701                 g_object_unref (part);
2702         } else {
2703                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
2704                                                                  "mcen_nc_purge_files_text",
2705                                                                  n_attachments), n_attachments);
2706         }
2707         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
2708                                                             confirmation_message);
2709         g_free (confirmation_message);
2710
2711         if (response != GTK_RESPONSE_OK) {
2712                 g_object_unref (mime_parts);
2713                 return;
2714         }
2715
2716         priv->purge_timeout = g_timeout_add (2000, show_remove_attachment_information, window);
2717 /*      folder = tny_msg_get_folder (msg); */
2718 /*      tny_msg_uncache_attachments (msg); */
2719 /*      tny_folder_refresh (folder, NULL); */
2720 /*      g_object_unref (folder); */
2721
2722         iter = tny_list_create_iterator (mime_parts);
2723         while (!tny_iterator_is_done (iter)) {
2724                 TnyMimePart *part;
2725
2726                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2727                 tny_mime_part_set_purged (TNY_MIME_PART (part));
2728 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
2729                 g_object_unref (part);
2730                 tny_iterator_next (iter);
2731         }
2732         g_object_unref (iter);
2733
2734         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2735         tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
2736         tny_msg_rewrite_cache (msg);
2737         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2738         g_object_unref (msg);
2739
2740         g_object_unref (mime_parts);
2741
2742         if (priv->purge_timeout > 0) {
2743                 g_source_remove (priv->purge_timeout);
2744                 priv->purge_timeout = 0;
2745         }
2746
2747         if (priv->remove_attachment_banner) {
2748                 gtk_widget_destroy (priv->remove_attachment_banner);
2749                 g_object_unref (priv->remove_attachment_banner);
2750                 priv->remove_attachment_banner = NULL;
2751         }
2752
2753
2754 }
2755
2756
2757 static void
2758 update_window_title (ModestMsgViewWindow *window)
2759 {
2760         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2761         TnyMsg *msg = NULL;
2762         TnyHeader *header = NULL;
2763         const gchar *subject = NULL;
2764
2765         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2766
2767         if (msg != NULL) {
2768                 header = tny_msg_get_header (msg);
2769                 subject = tny_header_get_subject (header);
2770                 g_object_unref (msg);
2771         }
2772
2773         if ((subject == NULL)||(subject[0] == '\0'))
2774                 subject = _("mail_va_no_subject");
2775
2776         gtk_window_set_title (GTK_WINDOW (window), subject);
2777 }
2778
2779
2780 static void on_move_focus (GtkWidget *widget,
2781                            GtkDirectionType direction,
2782                            gpointer userdata)
2783 {
2784         g_signal_stop_emission_by_name (G_OBJECT (widget), "move-focus");
2785 }
2786