git.maemo.org Git - modest/blob - src/hildon2/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 <tny-error.h>
  37 #include "modest-marshal.h"
  38 #include "modest-platform.h"
  39 #include <modest-utils.h>
  40 #include <modest-maemo-utils.h>
  41 #include <modest-tny-msg.h>
  42 #include <modest-msg-view-window.h>
  43 #include <modest-main-window-ui.h>
  44 #include "modest-msg-view-window-ui-dimming.h"
  45 #include <modest-widget-memory.h>
  46 #include <modest-progress-object.h>
  47 #include <modest-runtime.h>
  48 #include <modest-window-priv.h>
  49 #include <modest-tny-folder.h>
  50 #include <modest-text-utils.h>
  51 #include <modest-account-mgr-helpers.h>
  52 #include <hildon/hildon-pannable-area.h>
  53 #include <hildon/hildon-picker-dialog.h>
  54 #include <hildon/hildon-app-menu.h>
  55 #include "modest-defs.h"
  56 #include "modest-hildon-includes.h"
  57 #include "modest-ui-dimming-manager.h"
  58 #include <gdk/gdkkeysyms.h>
  59 #include <modest-tny-account.h>
  60 #include <modest-mime-part-view.h>
  61 #include <modest-isearch-view.h>
  62 #include <modest-tny-mime-part.h>
  63 #include <modest-address-book.h>
  64 #include <math.h>
  65 #include <errno.h>
  66 #include <glib/gstdio.h>
  67 #include <modest-debug.h>
  68 #include <modest-header-window.h>
  69 #include <modest-account-protocol.h>
  70
  71 #define MYDOCS_ENV "MYDOCSDIR"
  72 #define DOCS_FOLDER ".documents"
  73
  74 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
  75 struct _ModestMsgViewWindowPrivate {
  76
  77         GtkWidget   *msg_view;
  78         GtkWidget   *main_scroll;
  79         GtkWidget   *find_toolbar;
  80         gchar       *last_search;
  81
  82         /* Progress observers */
  83         GSList           *progress_widgets;
  84
  85         /* Tollbar items */
  86         GtkWidget   *prev_toolitem;
  87         GtkWidget   *next_toolitem;
  88         gboolean    progress_hint;
  89         gint        fetching_images;
  90
  91         /* Optimized view enabled */
  92         gboolean optimized_view;
  93
  94         /* Whether this was created via the *_new_for_search_result() function. */
  95         gboolean is_search_result;
  96
  97         /* Whether the message is in outbox */
  98         gboolean is_outbox;
  99
 100         /* A reference to the @model of the header view
 101          * to allow selecting previous/next messages,
 102          * if the message is currently selected in the header view.
 103          */
 104         const gchar *header_folder_id;
 105         GtkTreeModel *header_model;
 106         GtkTreeRowReference *row_reference;
 107         GtkTreeRowReference *next_row_reference;
 108
 109         gulong clipboard_change_handler;
 110         gulong queue_change_handler;
 111         gulong account_removed_handler;
 112         gulong row_changed_handler;
 113         gulong row_deleted_handler;
 114         gulong row_inserted_handler;
 115         gulong rows_reordered_handler;
 116
 117         guint purge_timeout;
 118         GtkWidget *remove_attachment_banner;
 119
 120         gchar *msg_uid;
 121         TnyMimePart *other_body;
 122
 123         GSList *sighandlers;
 124 };
 125
 126 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
 127 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
 128 static void  modest_header_view_observer_init    (ModestHeaderViewObserverIface *iface_class);
 129 static void  modest_msg_view_window_finalize     (GObject *obj);
 130 static void  modest_msg_view_window_show_find_toolbar   (GtkWidget *obj, gpointer data);
 131 static void  modest_msg_view_window_find_toolbar_close  (GtkWidget *widget,
 132                                                          ModestMsgViewWindow *obj);
 133 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 134                                                          ModestMsgViewWindow *obj);
 135 static void  modest_msg_view_window_toggle_find_toolbar (GtkWidget *obj,
 136                                                          gpointer data);
 137 static void modest_msg_view_window_disconnect_signals (ModestWindow *self);
 138
 139 static gdouble modest_msg_view_window_get_zoom    (ModestWindow *window);
 140 static void modest_msg_view_window_set_zoom       (ModestWindow *window,
 141                                                    gdouble zoom);
 142 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
 143 static gboolean modest_msg_view_window_zoom_plus  (ModestWindow *window);
 144 static gboolean modest_msg_view_window_key_event  (GtkWidget *window,
 145                                                    GdkEventKey *event,
 146                                                    gpointer userdata);
 147 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
 148
 149 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
 150                                                    gboolean show_toolbar);
 151
 152 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
 153                                                            GdkEvent *event,
 154                                                            ModestMsgViewWindow *window);
 155
 156 static void modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
 157                                                    GtkTreePath *arg1,
 158                                                    GtkTreeIter *arg2,
 159                                                    ModestMsgViewWindow *window);
 160
 161 static void modest_msg_view_window_on_row_deleted (GtkTreeModel *header_model,
 162                                                    GtkTreePath *arg1,
 163                                                    ModestMsgViewWindow *window);
 164
 165 static void modest_msg_view_window_on_row_inserted (GtkTreeModel *header_model,
 166                                                     GtkTreePath *tree_path,
 167                                                     GtkTreeIter *tree_iter,
 168                                                     ModestMsgViewWindow *window);
 169
 170 static void modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
 171                                                      GtkTreePath *arg1,
 172                                                      GtkTreeIter *arg2,
 173                                                      gpointer arg3,
 174                                                      ModestMsgViewWindow *window);
 175
 176 static void modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *window,
 177                                                           GtkTreeModel *model,
 178                                                           const gchar *tny_folder_id);
 179
 180 static void on_queue_changed    (ModestMailOperationQueue *queue,
 181                                  ModestMailOperation *mail_op,
 182                                  ModestMailOperationQueueNotification type,
 183                                  ModestMsgViewWindow *self);
 184
 185 static void on_account_removed  (TnyAccountStore *account_store,
 186                                  TnyAccount *account,
 187                                  gpointer user_data);
 188
 189 static void on_move_focus (GtkWidget *widget,
 190                            GtkDirectionType direction,
 191                            gpointer userdata);
 192
 193 static void view_msg_cb         (ModestMailOperation *mail_op,
 194                                  TnyHeader *header,
 195                                  gboolean canceled,
 196                                  TnyMsg *msg,
 197                                  GError *error,
 198                                  gpointer user_data);
 199
 200 static void set_progress_hint    (ModestMsgViewWindow *self,
 201                                   gboolean enabled);
 202
 203 static void update_window_title (ModestMsgViewWindow *window);
 204
 205 static void init_window (ModestMsgViewWindow *obj);
 206
 207 static gboolean msg_is_visible (TnyHeader *header, gboolean check_outbox);
 208
 209 static void check_dimming_rules_after_change (ModestMsgViewWindow *window);
 210
 211 static gboolean on_fetch_image (ModestMsgView *msgview,
 212                                 const gchar *uri,
 213                                 TnyStream *stream,
 214                                 ModestMsgViewWindow *window);
 215
 216 static gboolean modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 217                                                      GtkScrollType scroll_type,
 218                                                      gboolean horizontal,
 219                                                      gpointer userdata);
 220 static gboolean message_reader (ModestMsgViewWindow *window,
 221                                 ModestMsgViewWindowPrivate *priv,
 222                                 TnyHeader *header,
 223                                 const gchar *msg_uid,
 224                                 TnyFolder *folder,
 225                                 GtkTreeRowReference *row_reference);
 226
 227 static void setup_menu (ModestMsgViewWindow *self);
 228 static gboolean _modest_msg_view_window_map_event (GtkWidget *widget,
 229                                                    GdkEvent *event,
 230                                                    gpointer userdata);
 231 static void update_branding (ModestMsgViewWindow *self);
 232
 233
 234 /* list my signals */
 235 enum {
 236         MSG_CHANGED_SIGNAL,
 237         SCROLL_CHILD_SIGNAL,
 238         LAST_SIGNAL
 239 };
 240
 241 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 242         { "FindInMessage",    MODEST_TOOLBAR_ICON_FIND,    N_("qgn_toolb_gene_find"), "<CTRL>F", NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 243 };
 244
 245 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 246                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 247                                                     ModestMsgViewWindowPrivate))
 248 /* globals */
 249 static GtkWindowClass *parent_class = NULL;
 250
 251 /* uncomment the following if you have defined any signals */
 252 static guint signals[LAST_SIGNAL] = {0};
 253
 254 GType
 255 modest_msg_view_window_get_type (void)
 256 {
 257         static GType my_type = 0;
 258         if (!my_type) {
 259                 static const GTypeInfo my_info = {
 260                         sizeof(ModestMsgViewWindowClass),
 261                         NULL,           /* base init */
 262                         NULL,           /* base finalize */
 263                         (GClassInitFunc) modest_msg_view_window_class_init,
 264                         NULL,           /* class finalize */
 265                         NULL,           /* class data */
 266                         sizeof(ModestMsgViewWindow),
 267                         1,              /* n_preallocs */
 268                         (GInstanceInitFunc) modest_msg_view_window_init,
 269                         NULL
 270                 };
 271                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 272                                                   "ModestMsgViewWindow",
 273                                                   &my_info, 0);
 274
 275                 static const GInterfaceInfo modest_header_view_observer_info =
 276                 {
 277                         (GInterfaceInitFunc) modest_header_view_observer_init,
 278                         NULL,         /* interface_finalize */
 279                         NULL          /* interface_data */
 280                 };
 281
 282                 g_type_add_interface_static (my_type,
 283                                 MODEST_TYPE_HEADER_VIEW_OBSERVER,
 284                                 &modest_header_view_observer_info);
 285         }
 286         return my_type;
 287 }
 288
 289 static void
 290 save_state (ModestWindow *self)
 291 {
 292         modest_widget_memory_save (modest_runtime_get_conf (),
 293                                    G_OBJECT(self),
 294                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 295 }
 296
 297 static
 298 gboolean modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 299                                               GtkScrollType scroll_type,
 300                                               gboolean horizontal,
 301                                               gpointer userdata)
 302 {
 303         ModestMsgViewWindowPrivate *priv;
 304         gboolean return_value;
 305
 306         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 307         g_signal_emit_by_name (priv->main_scroll, "scroll-child", scroll_type, horizontal, &return_value);
 308         return return_value;
 309 }
 310
 311 static void
 312 add_scroll_binding (GtkBindingSet *binding_set,
 313                     guint keyval,
 314                     GtkScrollType scroll)
 315 {
 316         guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
 317
 318         gtk_binding_entry_add_signal (binding_set, keyval, 0,
 319                                       "scroll_child", 2,
 320                                       GTK_TYPE_SCROLL_TYPE, scroll,
 321                                       G_TYPE_BOOLEAN, FALSE);
 322         gtk_binding_entry_add_signal (binding_set, keypad_keyval, 0,
 323                                       "scroll_child", 2,
 324                                       GTK_TYPE_SCROLL_TYPE, scroll,
 325                                       G_TYPE_BOOLEAN, FALSE);
 326 }
 327
 328 static void
 329 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 330 {
 331         GObjectClass *gobject_class;
 332         HildonWindowClass *hildon_window_class;
 333         ModestWindowClass *modest_window_class;
 334         GtkBindingSet *binding_set;
 335
 336         gobject_class = (GObjectClass*) klass;
 337         hildon_window_class = (HildonWindowClass *) klass;
 338         modest_window_class = (ModestWindowClass *) klass;
 339
 340         parent_class            = g_type_class_peek_parent (klass);
 341         gobject_class->finalize = modest_msg_view_window_finalize;
 342
 343         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 344         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 345         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 346         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 347         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 348         modest_window_class->disconnect_signals_func = modest_msg_view_window_disconnect_signals;
 349
 350         modest_window_class->save_state_func = save_state;
 351
 352         klass->scroll_child = modest_msg_view_window_scroll_child;
 353
 354         signals[MSG_CHANGED_SIGNAL] =
 355                 g_signal_new ("msg-changed",
 356                               G_TYPE_FROM_CLASS (gobject_class),
 357                               G_SIGNAL_RUN_FIRST,
 358                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 359                               NULL, NULL,
 360                               modest_marshal_VOID__POINTER_POINTER,
 361                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 362
 363         signals[SCROLL_CHILD_SIGNAL] =
 364                 g_signal_new ("scroll-child",
 365                               G_TYPE_FROM_CLASS (gobject_class),
 366                               G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
 367                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, scroll_child),
 368                               NULL, NULL,
 369                               modest_marshal_BOOLEAN__ENUM_BOOLEAN,
 370                               G_TYPE_BOOLEAN, 2, GTK_TYPE_SCROLL_TYPE, G_TYPE_BOOLEAN);
 371
 372         binding_set = gtk_binding_set_by_class (klass);
 373         add_scroll_binding (binding_set, GDK_Up, GTK_SCROLL_STEP_UP);
 374         add_scroll_binding (binding_set, GDK_Down, GTK_SCROLL_STEP_DOWN);
 375         add_scroll_binding (binding_set, GDK_Page_Up, GTK_SCROLL_PAGE_UP);
 376         add_scroll_binding (binding_set, GDK_Page_Down, GTK_SCROLL_PAGE_DOWN);
 377         add_scroll_binding (binding_set, GDK_Home, GTK_SCROLL_START);
 378         add_scroll_binding (binding_set, GDK_End, GTK_SCROLL_END);
 379
 380         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 381
 382 }
 383
 384 static void modest_header_view_observer_init(
 385                 ModestHeaderViewObserverIface *iface_class)
 386 {
 387         iface_class->update_func = modest_msg_view_window_update_model_replaced;
 388 }
 389
 390 static void
 391 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 392 {
 393         ModestMsgViewWindowPrivate *priv;
 394         ModestWindowPrivate *parent_priv = NULL;
 395         GtkActionGroup *action_group = NULL;
 396         GError *error = NULL;
 397
 398         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 399         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 400         parent_priv->ui_manager = gtk_ui_manager_new();
 401
 402         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 403         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 404
 405         /* Add common actions */
 406         gtk_action_group_add_actions (action_group,
 407                                       modest_action_entries,
 408                                       G_N_ELEMENTS (modest_action_entries),
 409                                       obj);
 410         gtk_action_group_add_toggle_actions (action_group,
 411                                              msg_view_toggle_action_entries,
 412                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 413                                              obj);
 414
 415         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 416         g_object_unref (action_group);
 417
 418         /* Load the UI definition */
 419         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 420                                          &error);
 421         if (error) {
 422                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 423                 g_error_free (error);
 424                 error = NULL;
 425         }
 426         /* ****** */
 427
 428         /* Add accelerators */
 429         gtk_window_add_accel_group (GTK_WINDOW (obj),
 430                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 431
 432         priv->is_search_result = FALSE;
 433         priv->is_outbox = FALSE;
 434
 435         priv->msg_view      = NULL;
 436         priv->header_model  = NULL;
 437         priv->header_folder_id  = NULL;
 438         priv->clipboard_change_handler = 0;
 439         priv->queue_change_handler = 0;
 440         priv->account_removed_handler = 0;
 441         priv->row_changed_handler = 0;
 442         priv->row_deleted_handler = 0;
 443         priv->row_inserted_handler = 0;
 444         priv->rows_reordered_handler = 0;
 445         priv->progress_hint = FALSE;
 446         priv->fetching_images = 0;
 447
 448         priv->optimized_view  = FALSE;
 449         priv->purge_timeout = 0;
 450         priv->remove_attachment_banner = NULL;
 451         priv->msg_uid = NULL;
 452         priv->other_body = NULL;
 453
 454         priv->sighandlers = NULL;
 455
 456         /* Init window */
 457         init_window (MODEST_MSG_VIEW_WINDOW(obj));
 458
 459         hildon_program_add_window (hildon_program_get_instance(),
 460                                    HILDON_WINDOW(obj));
 461
 462 }
 463
 464 static void
 465 update_progress_hint (ModestMsgViewWindow *self)
 466 {
 467         ModestMsgViewWindowPrivate *priv;
 468         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 469
 470         if (GTK_WIDGET_VISIBLE (self)) {
 471                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self),
 472                                                           (priv->progress_hint || (priv->fetching_images > 0))?1:0);
 473         }
 474 }
 475
 476 static void
 477 set_progress_hint (ModestMsgViewWindow *self,
 478                    gboolean enabled)
 479 {
 480         ModestWindowPrivate *parent_priv;
 481         ModestMsgViewWindowPrivate *priv;
 482
 483         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 484
 485         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 486         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 487
 488         /* Sets current progress hint */
 489         priv->progress_hint = enabled;
 490
 491         update_progress_hint (self);
 492
 493 }
 494
 495
 496 static void
 497 init_window (ModestMsgViewWindow *obj)
 498 {
 499         GtkWidget *main_vbox;
 500         ModestMsgViewWindowPrivate *priv;
 501
 502         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 503
 504         priv->msg_view = GTK_WIDGET (tny_platform_factory_new_msg_view (modest_tny_platform_factory_get_instance ()));
 505         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 506         main_vbox = gtk_vbox_new  (FALSE, 6);
 507         priv->main_scroll = hildon_pannable_area_new ();
 508         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 509         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 510         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 511
 512         /* NULL-ize fields if the window is destroyed */
 513         g_signal_connect (priv->msg_view, "destroy", G_CALLBACK (gtk_widget_destroyed), &(priv->msg_view));
 514
 515         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 516 }
 517
 518 static void
 519 modest_msg_view_window_disconnect_signals (ModestWindow *self)
 520 {
 521         ModestMsgViewWindowPrivate *priv;
 522         GtkWidget *header_view = NULL;
 523         GtkWindow *parent_window = NULL;
 524
 525         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 526
 527         if (gtk_clipboard_get (GDK_SELECTION_PRIMARY) &&
 528             g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 529                                            priv->clipboard_change_handler))
 530                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 531                                              priv->clipboard_change_handler);
 532
 533         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 534                                            priv->queue_change_handler))
 535                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 536                                              priv->queue_change_handler);
 537
 538         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_account_store ()),
 539                                            priv->account_removed_handler))
 540                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_account_store ()),
 541                                              priv->account_removed_handler);
 542
 543         if (priv->header_model) {
 544                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 545                                                   priv->row_changed_handler))
 546                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 547                                                     priv->row_changed_handler);
 548
 549                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 550                                                   priv->row_deleted_handler))
 551                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 552                                              priv->row_deleted_handler);
 553
 554                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 555                                                   priv->row_inserted_handler))
 556                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 557                                                     priv->row_inserted_handler);
 558
 559                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 560                                                   priv->rows_reordered_handler))
 561                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 562                                                     priv->rows_reordered_handler);
 563         }
 564
 565         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 566         priv->sighandlers = NULL;
 567
 568         parent_window = gtk_window_get_transient_for (GTK_WINDOW (self));
 569         if (parent_window && MODEST_IS_HEADER_WINDOW (parent_window)) {
 570                 header_view = GTK_WIDGET (modest_header_window_get_header_view (MODEST_HEADER_WINDOW (parent_window)));
 571                 if (header_view) {
 572                         modest_header_view_remove_observer(MODEST_HEADER_VIEW (header_view),
 573                                                            MODEST_HEADER_VIEW_OBSERVER(self));
 574                 }
 575         }
 576 }
 577
 578 static void
 579 modest_msg_view_window_finalize (GObject *obj)
 580 {
 581         ModestMsgViewWindowPrivate *priv;
 582
 583         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 584
 585         /* Sanity check: shouldn't be needed, the window mgr should
 586            call this function before */
 587         modest_msg_view_window_disconnect_signals (MODEST_WINDOW (obj));
 588
 589         if (priv->other_body != NULL) {
 590                 g_object_unref (priv->other_body);
 591                 priv->other_body = NULL;
 592         }
 593
 594         if (priv->header_model != NULL) {
 595                 g_object_unref (priv->header_model);
 596                 priv->header_model = NULL;
 597         }
 598
 599         if (priv->remove_attachment_banner) {
 600                 gtk_widget_destroy (priv->remove_attachment_banner);
 601                 g_object_unref (priv->remove_attachment_banner);
 602                 priv->remove_attachment_banner = NULL;
 603         }
 604
 605         if (priv->purge_timeout > 0) {
 606                 g_source_remove (priv->purge_timeout);
 607                 priv->purge_timeout = 0;
 608         }
 609
 610         if (priv->row_reference) {
 611                 gtk_tree_row_reference_free (priv->row_reference);
 612                 priv->row_reference = NULL;
 613         }
 614
 615         if (priv->next_row_reference) {
 616                 gtk_tree_row_reference_free (priv->next_row_reference);
 617                 priv->next_row_reference = NULL;
 618         }
 619
 620         if (priv->msg_uid) {
 621                 g_free (priv->msg_uid);
 622                 priv->msg_uid = NULL;
 623         }
 624
 625         G_OBJECT_CLASS(parent_class)->finalize (obj);
 626 }
 627
 628 static gboolean
 629 select_next_valid_row (GtkTreeModel *model,
 630                        GtkTreeRowReference **row_reference,
 631                        gboolean cycle,
 632                        gboolean is_outbox)
 633 {
 634         GtkTreeIter tmp_iter;
 635         GtkTreePath *path;
 636         GtkTreePath *next = NULL;
 637         gboolean retval = FALSE, finished;
 638
 639         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 640
 641         path = gtk_tree_row_reference_get_path (*row_reference);
 642         gtk_tree_model_get_iter (model, &tmp_iter, path);
 643         gtk_tree_row_reference_free (*row_reference);
 644         *row_reference = NULL;
 645
 646         finished = FALSE;
 647         do {
 648                 TnyHeader *header = NULL;
 649
 650                 if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 651                         gtk_tree_model_get (model, &tmp_iter,
 652                                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 653                                             &header, -1);
 654
 655                         if (header) {
 656                                 if (msg_is_visible (header, is_outbox)) {
 657                                         next = gtk_tree_model_get_path (model, &tmp_iter);
 658                                         *row_reference = gtk_tree_row_reference_new (model, next);
 659                                         gtk_tree_path_free (next);
 660                                         retval = TRUE;
 661                                         finished = TRUE;
 662                                 }
 663                                 g_object_unref (header);
 664                                 header = NULL;
 665                         }
 666                 } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 667                         next = gtk_tree_model_get_path (model, &tmp_iter);
 668
 669                         /* Ensure that we are not selecting the same */
 670                         if (gtk_tree_path_compare (path, next) != 0) {
 671                                 gtk_tree_model_get (model, &tmp_iter,
 672                                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 673                                                     &header, -1);
 674                                 if (header) {
 675                                         if (msg_is_visible (header, is_outbox)) {
 676                                                 *row_reference = gtk_tree_row_reference_new (model, next);
 677                                                 retval = TRUE;
 678                                                 finished = TRUE;
 679                                         }
 680                                         g_object_unref (header);
 681                                         header = NULL;
 682                                 }
 683                         } else {
 684                                 /* If we ended up in the same message
 685                                    then there is no valid next
 686                                    message */
 687                                 finished = TRUE;
 688                         }
 689                         gtk_tree_path_free (next);
 690                 } else {
 691                         /* If there are no more messages and we don't
 692                            want to start again in the first one then
 693                            there is no valid next message */
 694                         finished = TRUE;
 695                 }
 696         } while (!finished);
 697
 698         /* Free */
 699         gtk_tree_path_free (path);
 700
 701         return retval;
 702 }
 703
 704 /* TODO: This should be in _init(), with the parameters as properties. */
 705 static void
 706 modest_msg_view_window_construct (ModestMsgViewWindow *self,
 707                                   const gchar *modest_account_name,
 708                                   const gchar *mailbox,
 709                                   const gchar *msg_uid)
 710 {
 711         GObject *obj = NULL;
 712         ModestMsgViewWindowPrivate *priv = NULL;
 713         ModestWindowPrivate *parent_priv = NULL;
 714         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 715         ModestDimmingRulesGroup *clipboard_rules_group = NULL;
 716
 717         obj = G_OBJECT (self);
 718         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 719         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 720
 721         priv->msg_uid = g_strdup (msg_uid);
 722
 723         /* Menubar */
 724         parent_priv->menubar = NULL;
 725
 726         toolbar_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_TOOLBAR, TRUE);
 727         clipboard_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_CLIPBOARD, FALSE);
 728
 729         setup_menu (self);
 730         /* Add common dimming rules */
 731         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 732                                               modest_msg_view_toolbar_dimming_entries,
 733                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 734                                               MODEST_WINDOW (self));
 735         modest_dimming_rules_group_add_rules (clipboard_rules_group,
 736                                               modest_msg_view_clipboard_dimming_entries,
 737                                               G_N_ELEMENTS (modest_msg_view_clipboard_dimming_entries),
 738                                               MODEST_WINDOW (self));
 739
 740         /* Insert dimming rules group for this window */
 741         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 742         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, clipboard_rules_group);
 743         g_object_unref (toolbar_rules_group);
 744         g_object_unref (clipboard_rules_group);
 745
 746         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 747
 748         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);
 749         g_signal_connect (G_OBJECT(priv->msg_view), "activate_link",
 750                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 751         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 752                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 753         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 754                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 755         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 756                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 757         g_signal_connect (G_OBJECT(priv->msg_view), "show_details",
 758                           G_CALLBACK (modest_ui_actions_on_details), obj);
 759         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 760                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 761         g_signal_connect (G_OBJECT(priv->msg_view), "limit_error",
 762                           G_CALLBACK (modest_ui_actions_on_limit_error), obj);
 763         g_signal_connect (G_OBJECT (priv->msg_view), "fetch_image",
 764                           G_CALLBACK (on_fetch_image), obj);
 765
 766         g_signal_connect (G_OBJECT (obj), "key-release-event",
 767                           G_CALLBACK (modest_msg_view_window_key_event),
 768                           NULL);
 769
 770         g_signal_connect (G_OBJECT (obj), "key-press-event",
 771                           G_CALLBACK (modest_msg_view_window_key_event),
 772                           NULL);
 773
 774         g_signal_connect (G_OBJECT (obj), "move-focus",
 775                           G_CALLBACK (on_move_focus), obj);
 776
 777         g_signal_connect (G_OBJECT (obj), "map-event",
 778                           G_CALLBACK (_modest_msg_view_window_map_event),
 779                           G_OBJECT (obj));
 780
 781         /* Mail Operation Queue */
 782         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 783                                                        "queue-changed",
 784                                                        G_CALLBACK (on_queue_changed),
 785                                                        obj);
 786
 787         /* Account manager */
 788         priv->account_removed_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
 789                                                           "account_removed",
 790                                                           G_CALLBACK(on_account_removed),
 791                                                           obj);
 792
 793         modest_window_set_active_account (MODEST_WINDOW(obj), modest_account_name);
 794         modest_window_set_active_mailbox (MODEST_WINDOW(obj), mailbox);
 795
 796         /* First add out toolbar ... */
 797         modest_msg_view_window_show_toolbar (MODEST_WINDOW (obj), TRUE);
 798
 799         /* ... and later the find toolbar. This way find toolbar will
 800            be shown over the other */
 801         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 802         hildon_window_add_toolbar (HILDON_WINDOW (obj), GTK_TOOLBAR (priv->find_toolbar));
 803         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 804         g_signal_connect (G_OBJECT (priv->find_toolbar), "close",
 805                           G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 806         g_signal_connect (G_OBJECT (priv->find_toolbar), "search",
 807                           G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 808         priv->last_search = NULL;
 809
 810         /* Init the clipboard actions dim status */
 811         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 812
 813         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 814
 815
 816 }
 817
 818 /* FIXME: parameter checks */
 819 ModestWindow *
 820 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 821                                               const gchar *modest_account_name,
 822                                               const gchar *mailbox,
 823                                               const gchar *msg_uid,
 824                                               GtkTreeModel *model,
 825                                               GtkTreeRowReference *row_reference)
 826 {
 827         ModestMsgViewWindow *window = NULL;
 828         ModestMsgViewWindowPrivate *priv = NULL;
 829         TnyFolder *header_folder = NULL;
 830         ModestHeaderView *header_view = NULL;
 831         ModestWindowMgr *mgr = NULL;
 832
 833         MODEST_DEBUG_BLOCK (
 834                modest_tny_mime_part_to_string (TNY_MIME_PART (msg), 0);
 835         );
 836
 837         mgr = modest_runtime_get_window_mgr ();
 838         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 839         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 840
 841         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
 842
 843         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 844
 845         /* Remember the message list's TreeModel so we can detect changes
 846          * and change the list selection when necessary: */
 847         header_folder = modest_header_view_get_folder (header_view);
 848         if (header_folder) {
 849                 priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) ==
 850                                    TNY_FOLDER_TYPE_OUTBOX);
 851                 priv->header_folder_id = tny_folder_get_id (header_folder);
 852                 g_object_unref(header_folder);
 853         }
 854
 855         /* Setup row references and connect signals */
 856         priv->header_model = g_object_ref (model);
 857
 858         if (row_reference) {
 859                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 860                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 861                 select_next_valid_row (model, &(priv->next_row_reference), TRUE, priv->is_outbox);
 862         } else {
 863                 priv->row_reference = NULL;
 864                 priv->next_row_reference = NULL;
 865         }
 866
 867         /* Connect signals */
 868         priv->row_changed_handler =
 869                 g_signal_connect (GTK_TREE_MODEL(model), "row-changed",
 870                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
 871                                   window);
 872         priv->row_deleted_handler =
 873                 g_signal_connect (GTK_TREE_MODEL(model), "row-deleted",
 874                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
 875                                   window);
 876         priv->row_inserted_handler =
 877                 g_signal_connect (GTK_TREE_MODEL(model), "row-inserted",
 878                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
 879                                   window);
 880         priv->rows_reordered_handler =
 881                 g_signal_connect(GTK_TREE_MODEL(model), "rows-reordered",
 882                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
 883                                  window);
 884
 885         if (header_view != NULL){
 886                 modest_header_view_add_observer(header_view,
 887                                 MODEST_HEADER_VIEW_OBSERVER(window));
 888         }
 889
 890         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 891         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
 892         update_branding (MODEST_MSG_VIEW_WINDOW (window));
 893
 894         /* gtk_widget_show_all (GTK_WIDGET (window)); */
 895         modest_msg_view_window_update_priority (window);
 896         /* Check dimming rules */
 897         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 898         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
 899         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 900
 901         return MODEST_WINDOW(window);
 902 }
 903
 904 ModestWindow *
 905 modest_msg_view_window_new_from_uid (const gchar *modest_account_name,
 906                                      const gchar *mailbox,
 907                                      const gchar *msg_uid)
 908 {
 909         ModestMsgViewWindow *window = NULL;
 910         ModestMsgViewWindowPrivate *priv = NULL;
 911         ModestWindowMgr *mgr = NULL;
 912         gboolean is_merge;
 913         TnyAccount *account = NULL;
 914
 915         mgr = modest_runtime_get_window_mgr ();
 916         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 917         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 918
 919         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
 920
 921         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 922
 923
 924
 925         is_merge = g_str_has_prefix (msg_uid, "merge:");
 926
 927         /* Get the account */
 928         if (!is_merge)
 929                 account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
 930                                                           msg_uid);
 931
 932
 933         if (is_merge || account) {
 934                 TnyFolder *folder = NULL;
 935
 936                 /* Try to get the message, if it's already downloaded
 937                    we don't need to connect */
 938                 if (account) {
 939                         folder = modest_tny_folder_store_find_folder_from_uri (TNY_FOLDER_STORE (account), msg_uid);
 940                 } else {
 941                         ModestTnyAccountStore *account_store;
 942                         ModestTnyLocalFoldersAccount *local_folders_account;
 943
 944                         account_store = modest_runtime_get_account_store ();
 945                         local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
 946                                 modest_tny_account_store_get_local_folders_account (account_store));
 947                         folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
 948                         g_object_unref (local_folders_account);
 949                 }
 950                 if (folder) {
 951                         TnyDevice *device;
 952                         gboolean device_online;
 953
 954                         device = modest_runtime_get_device();
 955                         device_online = tny_device_is_online (device);
 956                         if (device_online) {
 957                                 message_reader (window, priv, NULL, msg_uid, folder, NULL);
 958                         } else {
 959                                 TnyMsg *msg = tny_folder_find_msg (folder, msg_uid, NULL);
 960                                 if (msg) {
 961                                         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 962                                         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
 963                                         update_branding (MODEST_MSG_VIEW_WINDOW (window));
 964                                         g_object_unref (msg);
 965                                 } else {
 966                                         message_reader (window, priv, NULL, msg_uid, folder, NULL);
 967                                 }
 968                         }
 969                         g_object_unref (folder);
 970                 }
 971
 972         }
 973
 974         /* Check dimming rules */
 975         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 976         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
 977         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 978
 979         return MODEST_WINDOW(window);
 980 }
 981
 982 ModestWindow *
 983 modest_msg_view_window_new_from_header_view (ModestHeaderView *header_view,
 984                                              const gchar *modest_account_name,
 985                                              const gchar *mailbox,
 986                                              const gchar *msg_uid,
 987                                              GtkTreeRowReference *row_reference)
 988 {
 989         ModestMsgViewWindow *window = NULL;
 990         ModestMsgViewWindowPrivate *priv = NULL;
 991         TnyFolder *header_folder = NULL;
 992         ModestWindowMgr *mgr = NULL;
 993         GtkTreePath *path;
 994         GtkTreeIter iter;
 995
 996         mgr = modest_runtime_get_window_mgr ();
 997         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 998         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 999
1000         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
1001
1002         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1003
1004         /* Remember the message list's TreeModel so we can detect changes
1005          * and change the list selection when necessary: */
1006
1007         if (header_view != NULL){
1008                 header_folder = modest_header_view_get_folder(header_view);
1009                 /* This could happen if the header folder was
1010                    unseleted before opening this msg window (for
1011                    example if the user selects an account in the
1012                    folder view of the main window */
1013                 if (header_folder) {
1014                         priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) ==
1015                                            TNY_FOLDER_TYPE_OUTBOX);
1016                         priv->header_folder_id = tny_folder_get_id(header_folder);
1017                         g_object_unref(header_folder);
1018                 }
1019         }
1020
1021         /* Setup row references and connect signals */
1022         priv->header_model = gtk_tree_view_get_model (GTK_TREE_VIEW (header_view));
1023         g_object_ref (priv->header_model);
1024
1025         if (row_reference) {
1026                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
1027                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
1028                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
1029         } else {
1030                 priv->row_reference = NULL;
1031                 priv->next_row_reference = NULL;
1032         }
1033
1034         /* Connect signals */
1035         priv->row_changed_handler =
1036                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-changed",
1037                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
1038                                   window);
1039         priv->row_deleted_handler =
1040                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-deleted",
1041                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
1042                                   window);
1043         priv->row_inserted_handler =
1044                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-inserted",
1045                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
1046                                   window);
1047         priv->rows_reordered_handler =
1048                 g_signal_connect(GTK_TREE_MODEL(priv->header_model), "rows-reordered",
1049                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
1050                                  window);
1051
1052         if (header_view != NULL){
1053                 modest_header_view_add_observer(header_view,
1054                                                 MODEST_HEADER_VIEW_OBSERVER(window));
1055         }
1056
1057         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), NULL);
1058         update_branding (MODEST_MSG_VIEW_WINDOW (window));
1059
1060         path = gtk_tree_row_reference_get_path (row_reference);
1061         if (gtk_tree_model_get_iter (priv->header_model, &iter, path)) {
1062                 TnyHeader *header;
1063                 gtk_tree_model_get (priv->header_model, &iter,
1064                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1065                                     &header, -1);
1066                 message_reader (window, priv, header, NULL, NULL, row_reference);
1067                 g_object_unref (header);
1068         }
1069         gtk_tree_path_free (path);
1070
1071         /* Check dimming rules */
1072         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1073         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1074         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1075
1076         return MODEST_WINDOW(window);
1077 }
1078
1079 ModestWindow *
1080 modest_msg_view_window_new_for_search_result (TnyMsg *msg,
1081                                               const gchar *modest_account_name,
1082                                               const gchar *mailbox,
1083                                               const gchar *msg_uid)
1084 {
1085         ModestMsgViewWindow *window = NULL;
1086         ModestMsgViewWindowPrivate *priv = NULL;
1087         ModestWindowMgr *mgr = NULL;
1088
1089         mgr = modest_runtime_get_window_mgr ();
1090         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
1091         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
1092         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
1093
1094         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1095
1096         /* Remember that this is a search result,
1097          * so we can disable some UI appropriately: */
1098         priv->is_search_result = TRUE;
1099
1100         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1101         update_branding (MODEST_MSG_VIEW_WINDOW (window));
1102
1103         update_window_title (window);
1104         /* gtk_widget_show_all (GTK_WIDGET (window));*/
1105         modest_msg_view_window_update_priority (window);
1106
1107         /* Check dimming rules */
1108         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1109         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1110         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1111
1112         return MODEST_WINDOW(window);
1113 }
1114
1115 gboolean
1116 modest_msg_view_window_is_other_body (ModestMsgViewWindow *self)
1117 {
1118         ModestMsgViewWindowPrivate *priv = NULL;
1119
1120         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1121         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1122
1123         return (priv->other_body != NULL);
1124 }
1125
1126 ModestWindow *
1127 modest_msg_view_window_new_with_other_body (TnyMsg *msg,
1128                                             TnyMimePart *other_body,
1129                                             const gchar *modest_account_name,
1130                                             const gchar *mailbox,
1131                                             const gchar *msg_uid)
1132 {
1133         GObject *obj = NULL;
1134         ModestMsgViewWindowPrivate *priv;
1135         ModestWindowMgr *mgr = NULL;
1136
1137         g_return_val_if_fail (msg, NULL);
1138         mgr = modest_runtime_get_window_mgr ();
1139         obj = G_OBJECT (modest_window_mgr_get_msg_view_window (mgr));
1140         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1141         modest_msg_view_window_construct (MODEST_MSG_VIEW_WINDOW (obj),
1142                                           modest_account_name, mailbox, msg_uid);
1143
1144         if (other_body) {
1145                 priv->other_body = g_object_ref (other_body);
1146                 modest_msg_view_set_msg_with_other_body (MODEST_MSG_VIEW (priv->msg_view), msg, other_body);
1147         } else {
1148                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1149         }
1150         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
1151         update_branding (MODEST_MSG_VIEW_WINDOW (obj));
1152
1153         /* gtk_widget_show_all (GTK_WIDGET (obj)); */
1154
1155         /* Check dimming rules */
1156         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
1157         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (obj));
1158         modest_window_check_dimming_rules_group (MODEST_WINDOW (obj), MODEST_DIMMING_RULES_CLIPBOARD);
1159
1160         return MODEST_WINDOW(obj);
1161 }
1162
1163 ModestWindow *
1164 modest_msg_view_window_new_for_attachment (TnyMsg *msg,
1165                                            const gchar *modest_account_name,
1166                                            const gchar *mailbox,
1167                                            const gchar *msg_uid)
1168 {
1169         return modest_msg_view_window_new_with_other_body (msg, NULL, modest_account_name, mailbox, msg_uid);
1170 }
1171
1172 static void
1173 modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
1174                                        GtkTreePath *arg1,
1175                                        GtkTreeIter *arg2,
1176                                        ModestMsgViewWindow *window)
1177 {
1178         check_dimming_rules_after_change (window);
1179 }
1180
1181 static void
1182 modest_msg_view_window_on_row_deleted(GtkTreeModel *header_model,
1183                                       GtkTreePath *arg1,
1184                                       ModestMsgViewWindow *window)
1185 {
1186         check_dimming_rules_after_change (window);
1187 }
1188         /* The window could have dissapeared */
1189
1190 static void
1191 check_dimming_rules_after_change (ModestMsgViewWindow *window)
1192 {
1193         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1194         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1195 }
1196
1197
1198 /* On insertions we check if the folder still has the message we are
1199  * showing or do not. If do not, we do nothing. Which means we are still
1200  * not attached to any header folder and thus next/prev buttons are
1201  * still dimmed. Once the message that is shown by msg-view is found, the
1202  * new model of header-view will be attached and the references will be set.
1203  * On each further insertions dimming rules will be checked. However
1204  * this requires extra CPU time at least works.
1205  * (An message might be deleted from TnyFolder and thus will not be
1206  * inserted into the model again for example if it is removed by the
1207  * imap server and the header view is refreshed.)
1208  */
1209 static void
1210 modest_msg_view_window_on_row_inserted (GtkTreeModel *model,
1211                                         GtkTreePath *tree_path,
1212                                         GtkTreeIter *tree_iter,
1213                                         ModestMsgViewWindow *window)
1214 {
1215         ModestMsgViewWindowPrivate *priv = NULL;
1216         TnyHeader *header = NULL;
1217
1218         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1219         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1220
1221         g_assert (model == priv->header_model);
1222
1223         /* Check if the newly inserted message is the same we are actually
1224          * showing. IF not, we should remain detached from the header model
1225          * and thus prev and next toolbar buttons should remain dimmed. */
1226         gtk_tree_model_get (model, tree_iter,
1227                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1228                             &header, -1);
1229
1230         if (TNY_IS_HEADER (header)) {
1231                 gchar *uid = NULL;
1232
1233                 uid = modest_tny_folder_get_header_unique_id (header);
1234                 if (!g_str_equal(priv->msg_uid, uid)) {
1235                         check_dimming_rules_after_change (window);
1236                         g_free(uid);
1237                         g_object_unref (G_OBJECT(header));
1238                         return;
1239                 }
1240                 g_free(uid);
1241                 g_object_unref(G_OBJECT(header));
1242         }
1243
1244         if (priv->row_reference) {
1245                 gtk_tree_row_reference_free (priv->row_reference);
1246         }
1247
1248         /* Setup row_reference for the actual msg. */
1249         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, tree_path);
1250         if (priv->row_reference == NULL) {
1251                 g_warning("%s: No reference for msg header item.", __FUNCTION__);
1252                 return;
1253         }
1254
1255         /* Now set up next_row_reference. */
1256         if (priv->next_row_reference) {
1257                 gtk_tree_row_reference_free (priv->next_row_reference);
1258         }
1259
1260         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1261         select_next_valid_row (priv->header_model,
1262                                &(priv->next_row_reference), FALSE, priv->is_outbox);
1263
1264         /* Connect the remaining callbacks to become able to detect
1265          * changes in header-view. */
1266         priv->row_changed_handler =
1267                 g_signal_connect (priv->header_model, "row-changed",
1268                                   G_CALLBACK (modest_msg_view_window_on_row_changed),
1269                                   window);
1270         priv->row_deleted_handler =
1271                 g_signal_connect (priv->header_model, "row-deleted",
1272                                   G_CALLBACK (modest_msg_view_window_on_row_deleted),
1273                                   window);
1274         priv->rows_reordered_handler =
1275                 g_signal_connect (priv->header_model, "rows-reordered",
1276                                   G_CALLBACK (modest_msg_view_window_on_row_reordered),
1277                                   window);
1278
1279         check_dimming_rules_after_change (window);
1280 }
1281
1282 static void
1283 modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
1284                                          GtkTreePath *arg1,
1285                                          GtkTreeIter *arg2,
1286                                          gpointer arg3,
1287                                          ModestMsgViewWindow *window)
1288 {
1289         ModestMsgViewWindowPrivate *priv = NULL;
1290         gboolean already_changed = FALSE;
1291
1292         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1293
1294         /* If the current row was reordered select the proper next
1295            valid row. The same if the next row reference changes */
1296         if (!priv->row_reference ||
1297             !gtk_tree_row_reference_valid (priv->row_reference))
1298                 return;
1299
1300         if (priv->next_row_reference &&
1301             gtk_tree_row_reference_valid (priv->next_row_reference)) {
1302                 GtkTreePath *cur, *next;
1303                 /* Check that the order is still the correct one */
1304                 cur = gtk_tree_row_reference_get_path (priv->row_reference);
1305                 next = gtk_tree_row_reference_get_path (priv->next_row_reference);
1306                 gtk_tree_path_next (cur);
1307                 if (gtk_tree_path_compare (cur, next) != 0) {
1308                         gtk_tree_row_reference_free (priv->next_row_reference);
1309                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1310                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1311                         already_changed = TRUE;
1312                 }
1313                 gtk_tree_path_free (cur);
1314                 gtk_tree_path_free (next);
1315         } else {
1316                 if (priv->next_row_reference)
1317                         gtk_tree_row_reference_free (priv->next_row_reference);
1318                 /* Update next row reference */
1319                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1320                 select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1321                 already_changed = TRUE;
1322         }
1323
1324         check_dimming_rules_after_change (window);
1325 }
1326
1327 /* The modest_msg_view_window_update_model_replaced implements update
1328  * function for ModestHeaderViewObserver. Checks whether the TnyFolder
1329  * actually belongs to the header-view is the same as the TnyFolder of
1330  * the message of msg-view or not. If they are different, there is
1331  * nothing to do. If they are the same, then the model has replaced and
1332  * the reference in msg-view shall be replaced from the old model to
1333  * the new model. In this case the view will be detached from it's
1334  * header folder. From this point the next/prev buttons are dimmed.
1335  */
1336 static void
1337 modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *observer,
1338                                               GtkTreeModel *model,
1339                                               const gchar *tny_folder_id)
1340 {
1341         ModestMsgViewWindowPrivate *priv = NULL;
1342         ModestMsgViewWindow *window = NULL;
1343
1344         g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
1345         g_assert(MODEST_IS_MSG_VIEW_WINDOW(observer));
1346
1347         window = MODEST_MSG_VIEW_WINDOW(observer);
1348         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1349
1350         /* If there is an other folder in the header-view then we do
1351          * not care about it's model (msg list). Else if the
1352          * header-view shows the folder the msg shown by us is in, we
1353          * shall replace our model reference and make some check. */
1354         if(model == NULL || tny_folder_id == NULL ||
1355            (priv->header_folder_id && !g_str_equal(tny_folder_id, priv->header_folder_id)))
1356                 return;
1357
1358         /* Model is changed(replaced), so we should forget the old
1359          * one. Because there might be other references and there
1360          * might be some change on the model even if we unreferenced
1361          * it, we need to disconnect our signals here. */
1362         if (priv->header_model) {
1363                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1364                                                   priv->row_changed_handler))
1365                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1366                                                     priv->row_changed_handler);
1367                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1368                                                   priv->row_deleted_handler))
1369                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1370                                                     priv->row_deleted_handler);
1371                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1372                                                   priv->row_inserted_handler))
1373                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1374                                                     priv->row_inserted_handler);
1375                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1376                                                   priv->rows_reordered_handler))
1377                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1378                                                     priv->rows_reordered_handler);
1379
1380                 /* Frees */
1381                 if (priv->row_reference)
1382                         gtk_tree_row_reference_free (priv->row_reference);
1383                 if (priv->next_row_reference)
1384                         gtk_tree_row_reference_free (priv->next_row_reference);
1385                 g_object_unref(priv->header_model);
1386
1387                 /* Initialize */
1388                 priv->row_changed_handler = 0;
1389                 priv->row_deleted_handler = 0;
1390                 priv->row_inserted_handler = 0;
1391                 priv->rows_reordered_handler = 0;
1392                 priv->next_row_reference = NULL;
1393                 priv->row_reference = NULL;
1394                 priv->header_model = NULL;
1395         }
1396
1397         priv->header_model = g_object_ref (model);
1398
1399         /* Also we must connect to the new model for row insertions.
1400          * Only for insertions now. We will need other ones only after
1401          * the msg is show by msg-view is added to the new model. */
1402         priv->row_inserted_handler =
1403                 g_signal_connect (priv->header_model, "row-inserted",
1404                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
1405                                   window);
1406
1407         modest_ui_actions_check_menu_dimming_rules(MODEST_WINDOW(window));
1408         modest_ui_actions_check_toolbar_dimming_rules(MODEST_WINDOW(window));
1409 }
1410
1411 gboolean
1412 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
1413 {
1414         ModestMsgViewWindowPrivate *priv= NULL;
1415
1416         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1417         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1418
1419         return priv->progress_hint;
1420 }
1421
1422 TnyHeader*
1423 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
1424 {
1425         ModestMsgViewWindowPrivate *priv= NULL;
1426         TnyMsg *msg = NULL;
1427         TnyHeader *header = NULL;
1428         GtkTreePath *path = NULL;
1429         GtkTreeIter iter;
1430
1431         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
1432         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1433
1434         /* If the message was not obtained from a treemodel,
1435          * for instance if it was opened directly by the search UI:
1436          */
1437         if (priv->header_model == NULL ||
1438             priv->row_reference == NULL ||
1439             !gtk_tree_row_reference_valid (priv->row_reference)) {
1440                 msg = modest_msg_view_window_get_message (self);
1441                 if (msg) {
1442                         header = tny_msg_get_header (msg);
1443                         g_object_unref (msg);
1444                 }
1445                 return header;
1446         }
1447
1448         /* Get iter of the currently selected message in the header view: */
1449         path = gtk_tree_row_reference_get_path (priv->row_reference);
1450         g_return_val_if_fail (path != NULL, NULL);
1451         gtk_tree_model_get_iter (priv->header_model,
1452                                  &iter,
1453                                  path);
1454
1455         /* Get current message header */
1456         gtk_tree_model_get (priv->header_model, &iter,
1457                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1458                             &header, -1);
1459
1460         gtk_tree_path_free (path);
1461         return header;
1462 }
1463
1464 TnyMsg*
1465 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
1466 {
1467         ModestMsgViewWindowPrivate *priv;
1468
1469         g_return_val_if_fail (self, NULL);
1470
1471         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1472
1473         return tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1474 }
1475
1476 const gchar*
1477 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
1478 {
1479         ModestMsgViewWindowPrivate *priv;
1480
1481         g_return_val_if_fail (self, NULL);
1482
1483         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1484
1485         return (const gchar*) priv->msg_uid;
1486 }
1487
1488 /* Used for the Ctrl+F accelerator */
1489 static void
1490 modest_msg_view_window_toggle_find_toolbar (GtkWidget *obj,
1491                                             gpointer data)
1492 {
1493         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1494         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1495
1496         if (GTK_WIDGET_VISIBLE (priv->find_toolbar)) {
1497                 modest_msg_view_window_find_toolbar_close (obj, data);
1498        } else {
1499                 modest_msg_view_window_show_find_toolbar (obj, data);
1500        }
1501 }
1502
1503 /* Handler for menu option */
1504 static void
1505 modest_msg_view_window_show_find_toolbar (GtkWidget *obj,
1506                                           gpointer data)
1507 {
1508         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1509         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1510
1511         gtk_widget_show (priv->find_toolbar);
1512         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1513 }
1514
1515 /* Handler for click on the "X" close button in find toolbar */
1516 static void
1517 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
1518                                            ModestMsgViewWindow *obj)
1519 {
1520         ModestMsgViewWindowPrivate *priv;
1521
1522         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1523
1524         /* Hide toolbar */
1525         gtk_widget_hide (priv->find_toolbar);
1526         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1527 }
1528
1529 static void
1530 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
1531                                            ModestMsgViewWindow *obj)
1532 {
1533         gchar *current_search;
1534         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1535
1536         if (modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->msg_view))) {
1537                 hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
1538                 return;
1539         }
1540
1541         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
1542
1543         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
1544                 g_free (current_search);
1545                 hildon_banner_show_information (NULL, NULL, _CS("ecdg_ib_find_rep_enter_text"));
1546                 return;
1547         }
1548
1549         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
1550                 gboolean result;
1551                 g_free (priv->last_search);
1552                 priv->last_search = g_strdup (current_search);
1553                 result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->msg_view),
1554                                                      priv->last_search);
1555                 if (!result) {
1556                         hildon_banner_show_information (NULL, NULL,
1557                                                         _HL("ckct_ib_find_no_matches"));
1558                         g_free (priv->last_search);
1559                         priv->last_search = NULL;
1560                 } else {
1561                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1562                 }
1563         } else {
1564                 if (!modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->msg_view))) {
1565                         hildon_banner_show_information (NULL, NULL,
1566                                                         _HL("ckct_ib_find_search_complete"));
1567                         g_free (priv->last_search);
1568                         priv->last_search = NULL;
1569                 } else {
1570                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1571                 }
1572         }
1573
1574         g_free (current_search);
1575
1576 }
1577
1578 static void
1579 modest_msg_view_window_set_zoom (ModestWindow *window,
1580                                  gdouble zoom)
1581 {
1582         ModestMsgViewWindowPrivate *priv;
1583         ModestWindowPrivate *parent_priv;
1584
1585         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1586
1587         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1588         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1589         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom);
1590
1591 }
1592
1593 static gdouble
1594 modest_msg_view_window_get_zoom (ModestWindow *window)
1595 {
1596         ModestMsgViewWindowPrivate *priv;
1597
1598         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1599
1600         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1601         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1602 }
1603
1604 static gboolean
1605 modest_msg_view_window_zoom_plus (ModestWindow *window)
1606 {
1607         gdouble zoom_level;
1608         ModestMsgViewWindowPrivate *priv;
1609         gint int_zoom;
1610         gchar *banner_text;
1611
1612         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1613         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1614
1615         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1616
1617         if (zoom_level >= 2.0) {
1618                 hildon_banner_show_information (NULL, NULL,
1619                                                 _CS("ckct_ib_max_zoom_level_reached"));
1620                 return FALSE;
1621         } else if (zoom_level >= 1.5) {
1622                 zoom_level = 2.0;
1623         } else if (zoom_level >= 1.2) {
1624                 zoom_level = 1.5;
1625         } else if (zoom_level >= 1.0) {
1626                 zoom_level = 1.2;
1627         } else if (zoom_level >= 0.8) {
1628                 zoom_level = 1.0;
1629         } else if (zoom_level >= 0.5) {
1630                 zoom_level = 0.8;
1631         } else {
1632                 zoom_level = 0.5;
1633         }
1634
1635         /* set zoom level */
1636         int_zoom = (gint) rint (zoom_level*100.0+0.1);
1637         banner_text = g_strdup_printf (_HL("wdgt_ib_zoom"), int_zoom);
1638         modest_platform_information_banner (GTK_WIDGET (window), NULL, banner_text);
1639         g_free (banner_text);
1640         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1641
1642         return TRUE;
1643 }
1644
1645 static gboolean
1646 modest_msg_view_window_zoom_minus (ModestWindow *window)
1647 {
1648         gdouble zoom_level;
1649         ModestMsgViewWindowPrivate *priv;
1650         gint int_zoom;
1651         gchar *banner_text;
1652
1653         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1654         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1655
1656         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1657
1658         if (zoom_level <= 0.5) {
1659                 hildon_banner_show_information (NULL, NULL,
1660                                                 _CS("ckct_ib_min_zoom_level_reached"));
1661                 return FALSE;
1662         } else if (zoom_level <= 0.8) {
1663                 zoom_level = 0.5;
1664         } else if (zoom_level <= 1.0) {
1665                 zoom_level = 0.8;
1666         } else if (zoom_level <= 1.2) {
1667                 zoom_level = 1.0;
1668         } else if (zoom_level <= 1.5) {
1669                 zoom_level = 1.2;
1670         } else if (zoom_level <= 2.0) {
1671                 zoom_level = 1.5;
1672         } else {
1673                 zoom_level = 2.0;
1674         }
1675
1676         /* set zoom level */
1677         int_zoom = (gint) rint (zoom_level*100.0+0.1);
1678         banner_text = g_strdup_printf (_HL("wdgt_ib_zoom"), int_zoom);
1679         modest_platform_information_banner (GTK_WIDGET (window), NULL, banner_text);
1680         g_free (banner_text);
1681         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1682
1683         return TRUE;
1684
1685 }
1686
1687 static gboolean
1688 modest_msg_view_window_key_event (GtkWidget *window,
1689                                   GdkEventKey *event,
1690                                   gpointer userdata)
1691 {
1692         GtkWidget *focus;
1693
1694         focus = gtk_window_get_focus (GTK_WINDOW (window));
1695
1696         /* for the find toolbar case */
1697         if (focus && GTK_IS_ENTRY (focus)) {
1698                 if (event->keyval == GDK_BackSpace) {
1699                         GdkEvent *copy;
1700                         copy = gdk_event_copy ((GdkEvent *) event);
1701                         gtk_widget_event (focus, copy);
1702                         gdk_event_free (copy);
1703                         return TRUE;
1704                 } else
1705                         return FALSE;
1706         }
1707         if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
1708             event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
1709             event->keyval == GDK_Page_Up || event->keyval == GDK_KP_Page_Up ||
1710             event->keyval == GDK_Page_Down || event->keyval == GDK_KP_Page_Down ||
1711             event->keyval == GDK_Home || event->keyval == GDK_KP_Home ||
1712             event->keyval == GDK_End || event->keyval == GDK_KP_End) {
1713                 /* ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window); */
1714                 /* gboolean return_value; */
1715
1716                 if (event->type == GDK_KEY_PRESS) {
1717                         GtkScrollType scroll_type;
1718
1719                         switch (event->keyval) {
1720                         case GDK_Up:
1721                         case GDK_KP_Up:
1722                                 scroll_type = GTK_SCROLL_STEP_UP; break;
1723                         case GDK_Down:
1724                         case GDK_KP_Down:
1725                                 scroll_type = GTK_SCROLL_STEP_DOWN; break;
1726                         case GDK_Page_Up:
1727                         case GDK_KP_Page_Up:
1728                                 scroll_type = GTK_SCROLL_PAGE_UP; break;
1729                         case GDK_Page_Down:
1730                         case GDK_KP_Page_Down:
1731                                 scroll_type = GTK_SCROLL_PAGE_DOWN; break;
1732                         case GDK_Home:
1733                         case GDK_KP_Home:
1734                                 scroll_type = GTK_SCROLL_START; break;
1735                         case GDK_End:
1736                         case GDK_KP_End:
1737                                 scroll_type = GTK_SCROLL_END; break;
1738                         default: scroll_type = GTK_SCROLL_NONE;
1739                         }
1740
1741                         /* g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child",  */
1742                         /*                     scroll_type, FALSE, &return_value); */
1743                         return FALSE;
1744                 } else {
1745                         return FALSE;
1746                 }
1747         } else {
1748                 return FALSE;
1749         }
1750 }
1751
1752 gboolean
1753 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
1754 {
1755         GtkTreePath *path;
1756         ModestMsgViewWindowPrivate *priv;
1757         GtkTreeIter tmp_iter;
1758         gboolean is_last_selected;
1759
1760         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1761         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1762
1763         /*if no model (so no rows at all), then virtually we are the last*/
1764         if (!priv->header_model || !priv->row_reference)
1765                 return TRUE;
1766
1767         if (!gtk_tree_row_reference_valid (priv->row_reference))
1768                 return TRUE;
1769
1770         path = gtk_tree_row_reference_get_path (priv->row_reference);
1771         if (path == NULL)
1772                 return TRUE;
1773
1774         is_last_selected = TRUE;
1775         while (is_last_selected) {
1776                 TnyHeader *header;
1777                 gtk_tree_path_next (path);
1778                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1779                         break;
1780                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1781                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1782                                 &header, -1);
1783                 if (header) {
1784                         if (msg_is_visible (header, priv->is_outbox))
1785                                 is_last_selected = FALSE;
1786                         g_object_unref(G_OBJECT(header));
1787                 }
1788         }
1789         gtk_tree_path_free (path);
1790         return is_last_selected;
1791 }
1792
1793 gboolean
1794 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1795 {
1796         ModestMsgViewWindowPrivate *priv;
1797
1798         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1799         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1800
1801         return priv->header_model != NULL;
1802 }
1803
1804 gboolean
1805 modest_msg_view_window_is_search_result (ModestMsgViewWindow *window)
1806 {
1807         ModestMsgViewWindowPrivate *priv;
1808
1809         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1810         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1811
1812         return priv->is_search_result;
1813 }
1814
1815 static gboolean
1816 msg_is_visible (TnyHeader *header, gboolean check_outbox)
1817 {
1818         if ((tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED))
1819                 return FALSE;
1820         if (!check_outbox) {
1821                 return TRUE;
1822         } else {
1823                 ModestTnySendQueueStatus status;
1824                 status = modest_tny_all_send_queues_get_msg_status (header);
1825                 return ((status != MODEST_TNY_SEND_QUEUE_FAILED) &&
1826                         (status != MODEST_TNY_SEND_QUEUE_SENDING));
1827         }
1828 }
1829
1830 gboolean
1831 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1832 {
1833         GtkTreePath *path;
1834         ModestMsgViewWindowPrivate *priv;
1835         gboolean is_first_selected;
1836         GtkTreeIter tmp_iter;
1837
1838         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1839         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1840
1841         /*if no model (so no rows at all), then virtually we are the first*/
1842         if (!priv->header_model || !priv->row_reference)
1843                 return TRUE;
1844
1845         if (!gtk_tree_row_reference_valid (priv->row_reference))
1846                 return TRUE;
1847
1848         path = gtk_tree_row_reference_get_path (priv->row_reference);
1849         if (!path)
1850                 return TRUE;
1851
1852         is_first_selected = TRUE;
1853         while (is_first_selected) {
1854                 TnyHeader *header;
1855                 if(!gtk_tree_path_prev (path))
1856                         break;
1857                 /* Here the 'if' is needless for logic, but let make sure
1858                  * iter is valid for gtk_tree_model_get. */
1859                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1860                         break;
1861                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1862                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1863                                 &header, -1);
1864                 if (header) {
1865                         if (msg_is_visible (header, priv->is_outbox))
1866                                 is_first_selected = FALSE;
1867                         g_object_unref(G_OBJECT(header));
1868                 }
1869         }
1870         gtk_tree_path_free (path);
1871         return is_first_selected;
1872 }
1873
1874 typedef struct {
1875         TnyHeader *header;
1876         gchar *msg_uid;
1877         TnyFolder *folder;
1878         GtkTreeRowReference *row_reference;
1879 } MsgReaderInfo;
1880
1881 static void
1882 message_reader_performer (gboolean canceled,
1883                           GError *err,
1884                           GtkWindow *parent_window,
1885                           TnyAccount *account,
1886                           gpointer user_data)
1887 {
1888         ModestMailOperation *mail_op = NULL;
1889         MsgReaderInfo *info;
1890
1891         info = (MsgReaderInfo *) user_data;
1892         if (canceled || err) {
1893                 update_window_title (MODEST_MSG_VIEW_WINDOW (parent_window));
1894                 goto frees;
1895         }
1896
1897         /* Register the header - it'll be unregistered in the callback */
1898         if (info->header)
1899                 modest_window_mgr_register_header (modest_runtime_get_window_mgr (), info->header, NULL);
1900
1901         /* New mail operation */
1902         mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(parent_window),
1903                                                                  modest_ui_actions_disk_operations_error_handler,
1904                                                                  NULL, NULL);
1905
1906         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1907         if (info->header)
1908                 modest_mail_operation_get_msg (mail_op, info->header, TRUE, view_msg_cb, info->row_reference);
1909         else
1910                 modest_mail_operation_find_msg (mail_op, info->folder, info->msg_uid, TRUE, view_msg_cb, NULL);
1911         g_object_unref (mail_op);
1912
1913         /* Update dimming rules */
1914         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (parent_window));
1915         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (parent_window));
1916
1917  frees:
1918         /* Frees. The row_reference will be freed by the view_msg_cb callback */
1919         g_free (info->msg_uid);
1920         if (info->folder)
1921                 g_object_unref (info->folder);
1922         if (info->header)
1923                 g_object_unref (info->header);
1924         g_slice_free (MsgReaderInfo, info);
1925 }
1926
1927
1928 /**
1929  * Reads the message whose summary item is @header. It takes care of
1930  * several things, among others:
1931  *
1932  * If the message was not previously downloaded then ask the user
1933  * before downloading. If there is no connection launch the connection
1934  * dialog. Update toolbar dimming rules.
1935  *
1936  * Returns: TRUE if the mail operation was started, otherwise if the
1937  * user do not want to download the message, or if the user do not
1938  * want to connect, then the operation is not issued
1939  **/
1940 static gboolean
1941 message_reader (ModestMsgViewWindow *window,
1942                 ModestMsgViewWindowPrivate *priv,
1943                 TnyHeader *header,
1944                 const gchar *msg_uid,
1945                 TnyFolder *folder,
1946                 GtkTreeRowReference *row_reference)
1947 {
1948         ModestWindowMgr *mgr;
1949         TnyAccount *account;
1950         MsgReaderInfo *info;
1951
1952         /* We set the header from model while we're loading */
1953         tny_header_view_set_header (TNY_HEADER_VIEW (priv->msg_view), header);
1954         gtk_window_set_title (GTK_WINDOW (window), _CS("ckdg_pb_updating"));
1955
1956         if (header)
1957                 folder = NULL;
1958
1959         if (folder)
1960                 g_object_ref (folder);
1961
1962         mgr = modest_runtime_get_window_mgr ();
1963         /* Msg download completed */
1964         if (!header || !(tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)) {
1965
1966                 /* Ask the user if he wants to download the message if
1967                    we're not online */
1968                 if (!tny_device_is_online (modest_runtime_get_device())) {
1969                         GtkResponseType response;
1970
1971                         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1972                                                                             _("mcen_nc_get_msg"));
1973                         if (response == GTK_RESPONSE_CANCEL) {
1974                                 update_window_title (window);
1975                                 return FALSE;
1976                         }
1977
1978                         if (header) {
1979                                 folder = tny_header_get_folder (header);
1980                         }
1981                         info = g_slice_new (MsgReaderInfo);
1982                         info->msg_uid = g_strdup (msg_uid);
1983                         if (header)
1984                                 info->header = g_object_ref (header);
1985                         else
1986                                 info->header = NULL;
1987                         if (folder)
1988                                 info->folder = g_object_ref (folder);
1989                         else
1990                                 info->folder = NULL;
1991                         if (row_reference) {
1992                                 info->row_reference = gtk_tree_row_reference_copy (row_reference);
1993                         } else {
1994                                 info->row_reference = NULL;
1995                         }
1996
1997                         /* Offer the connection dialog if necessary */
1998                         modest_platform_connect_if_remote_and_perform ((GtkWindow *) window,
1999                                                                        TRUE,
2000                                                                        TNY_FOLDER_STORE (folder),
2001                                                                        message_reader_performer,
2002                                                                        info);
2003                         g_object_unref (folder);
2004                         return TRUE;
2005                 }
2006         }
2007
2008         if (header) {
2009                 folder = tny_header_get_folder (header);
2010         }
2011         account = tny_folder_get_account (folder);
2012         info = g_slice_new (MsgReaderInfo);
2013         info->msg_uid = g_strdup (msg_uid);
2014         if (folder)
2015                 info->folder = g_object_ref (folder);
2016         else
2017                 info->folder = NULL;
2018         if (header)
2019                 info->header = g_object_ref (header);
2020         else
2021                 info->header = NULL;
2022         if (row_reference)
2023                 info->row_reference = gtk_tree_row_reference_copy (row_reference);
2024         else
2025                 info->row_reference = NULL;
2026
2027         message_reader_performer (FALSE, NULL, (GtkWindow *) window, account, info);
2028         g_object_unref (account);
2029         g_object_unref (folder);
2030
2031         return TRUE;
2032 }
2033
2034 gboolean
2035 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
2036 {
2037         ModestMsgViewWindowPrivate *priv;
2038         GtkTreePath *path= NULL;
2039         GtkTreeIter tmp_iter;
2040         TnyHeader *header;
2041         gboolean retval = TRUE;
2042         GtkTreeRowReference *row_reference = NULL;
2043
2044         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
2045         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2046
2047         if (!priv->row_reference)
2048                 return FALSE;
2049
2050         /* Update the next row reference if it's not valid. This could
2051            happen if for example the header which it was pointing to,
2052            was deleted. The best place to do it is in the row-deleted
2053            handler but the tinymail model do not work like the glib
2054            tree models and reports the deletion when the row is still
2055            there */
2056         if (!gtk_tree_row_reference_valid (priv->next_row_reference)) {
2057                 if (gtk_tree_row_reference_valid (priv->row_reference)) {
2058                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2059                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
2060                 }
2061         }
2062         if (priv->next_row_reference)
2063                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
2064         if (path == NULL)
2065                 return FALSE;
2066
2067         row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
2068
2069         gtk_tree_model_get_iter (priv->header_model,
2070                                  &tmp_iter,
2071                                  path);
2072         gtk_tree_path_free (path);
2073
2074         gtk_tree_model_get (priv->header_model, &tmp_iter,
2075                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2076                             &header, -1);
2077
2078         /* Read the message & show it */
2079         if (!message_reader (window, priv, header, NULL, NULL, row_reference)) {
2080                 retval = FALSE;
2081         }
2082         gtk_tree_row_reference_free (row_reference);
2083
2084         /* Free */
2085         g_object_unref (header);
2086
2087         return retval;
2088 }
2089
2090 gboolean
2091 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
2092 {
2093         ModestMsgViewWindowPrivate *priv = NULL;
2094         GtkTreePath *path;
2095         gboolean finished = FALSE;
2096         gboolean retval = FALSE;
2097
2098         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
2099         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2100
2101         /* Return inmediatly if there is no header model */
2102         if (!priv->header_model || !priv->row_reference)
2103                 return FALSE;
2104
2105         path = gtk_tree_row_reference_get_path (priv->row_reference);
2106         while (!finished && gtk_tree_path_prev (path)) {
2107                 TnyHeader *header;
2108                 GtkTreeIter iter;
2109
2110                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
2111                 gtk_tree_model_get (priv->header_model, &iter,
2112                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2113                                     &header, -1);
2114                 finished = TRUE;
2115                 if (header) {
2116                         if (msg_is_visible (header, priv->is_outbox)) {
2117                                 GtkTreeRowReference *row_reference;
2118                                 row_reference = gtk_tree_row_reference_new (priv->header_model, path);
2119                                 /* Read the message & show it */
2120                                 retval = message_reader (window, priv, header, NULL, NULL, row_reference);
2121                                 gtk_tree_row_reference_free (row_reference);
2122                         } else {
2123                                 finished = FALSE;
2124                         }
2125                         g_object_unref (header);
2126                 }
2127         }
2128
2129         gtk_tree_path_free (path);
2130         return retval;
2131 }
2132
2133 static void
2134 view_msg_cb (ModestMailOperation *mail_op,
2135              TnyHeader *header,
2136              gboolean canceled,
2137              TnyMsg *msg,
2138              GError *error,
2139              gpointer user_data)
2140 {
2141         ModestMsgViewWindow *self = NULL;
2142         ModestMsgViewWindowPrivate *priv = NULL;
2143         GtkTreeRowReference *row_reference = NULL;
2144
2145         /* Unregister the header (it was registered before creating the mail operation) */
2146         modest_window_mgr_unregister_header (modest_runtime_get_window_mgr (), header);
2147
2148         row_reference = (GtkTreeRowReference *) user_data;
2149         if (canceled) {
2150                 if (row_reference)
2151                         gtk_tree_row_reference_free (row_reference);
2152                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2153                 if (self) {
2154                         /* Restore window title */
2155                         update_window_title (self);
2156                         g_object_unref (self);
2157                 }
2158                 return;
2159         }
2160
2161         /* If there was any error */
2162         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
2163                 if (row_reference)
2164                         gtk_tree_row_reference_free (row_reference);
2165                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2166                 if (self) {
2167                         /* Restore window title */
2168                         update_window_title (self);
2169                         g_object_unref (self);
2170                 }
2171                 return;
2172         }
2173
2174         /* Get the window */
2175         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2176         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2177         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2178
2179         /* Update the row reference */
2180         if (priv->row_reference != NULL) {
2181                 gtk_tree_row_reference_free (priv->row_reference);
2182                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
2183                 if (priv->next_row_reference != NULL) {
2184                         gtk_tree_row_reference_free (priv->next_row_reference);
2185                 }
2186                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2187                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
2188         }
2189
2190         /* Mark header as read */
2191         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
2192                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
2193
2194         /* Set new message */
2195         if (priv->msg_view != NULL && TNY_IS_MSG_VIEW (priv->msg_view)) {
2196                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2197                 modest_msg_view_window_update_priority (self);
2198                 update_window_title (MODEST_MSG_VIEW_WINDOW (self));
2199                 update_branding (MODEST_MSG_VIEW_WINDOW (self));
2200                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
2201         }
2202
2203         /* Set the new message uid of the window  */
2204         if (priv->msg_uid) {
2205                 g_free (priv->msg_uid);
2206                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
2207         }
2208
2209         /* Notify the observers */
2210         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
2211                        0, priv->header_model, priv->row_reference);
2212
2213         /* Frees */
2214         g_object_unref (self);
2215         if (row_reference)
2216                 gtk_tree_row_reference_free (row_reference);
2217 }
2218
2219 TnyFolderType
2220 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
2221 {
2222         ModestMsgViewWindowPrivate *priv;
2223         TnyMsg *msg;
2224         TnyFolderType folder_type;
2225
2226         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2227
2228         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
2229
2230         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2231         if (msg) {
2232                 TnyFolder *folder;
2233
2234                 folder = tny_msg_get_folder (msg);
2235                 if (folder) {
2236                         folder_type = modest_tny_folder_guess_folder_type (folder);
2237                         g_object_unref (folder);
2238                 }
2239                 g_object_unref (msg);
2240         }
2241
2242         return folder_type;
2243 }
2244
2245
2246 static void
2247 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
2248 {
2249         ModestMsgViewWindowPrivate *priv;
2250         TnyHeader *header = NULL;
2251         TnyHeaderFlags flags = 0;
2252
2253         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2254
2255         if (priv->header_model && priv->row_reference) {
2256                 GtkTreeIter iter;
2257                 GtkTreePath *path = NULL;
2258
2259                 path = gtk_tree_row_reference_get_path (priv->row_reference);
2260                 g_return_if_fail (path != NULL);
2261                 gtk_tree_model_get_iter (priv->header_model,
2262                                          &iter,
2263                                          gtk_tree_row_reference_get_path (priv->row_reference));
2264
2265                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2266                                     &header, -1);
2267                 gtk_tree_path_free (path);
2268         } else {
2269                 TnyMsg *msg;
2270                 msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2271                 if (msg) {
2272                         header = tny_msg_get_header (msg);
2273                         g_object_unref (msg);
2274                 }
2275         }
2276
2277         if (header) {
2278                 flags = tny_header_get_flags (header);
2279                 g_object_unref(G_OBJECT(header));
2280         }
2281
2282         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
2283
2284 }
2285
2286 static void
2287 toolbar_resize (ModestMsgViewWindow *self)
2288 {
2289         ModestMsgViewWindowPrivate *priv = NULL;
2290         ModestWindowPrivate *parent_priv = NULL;
2291         GtkWidget *widget;
2292         gint static_button_size;
2293         ModestWindowMgr *mgr;
2294
2295         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2296         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2297         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2298
2299         mgr = modest_runtime_get_window_mgr ();
2300         static_button_size = modest_window_mgr_get_fullscreen_mode (mgr)?120:120;
2301
2302         if (parent_priv->toolbar) {
2303                 /* left size buttons */
2304                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
2305                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2306                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2307                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2308                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReplyAll");
2309                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2310                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2311                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2312                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
2313                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2314                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2315                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2316                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDownloadExternalImages");
2317                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2318                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2319                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2320
2321                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2322                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2323                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2324                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2325         }
2326 }
2327
2328 static void
2329 modest_msg_view_window_show_toolbar (ModestWindow *self,
2330                                      gboolean show_toolbar)
2331 {
2332         ModestMsgViewWindowPrivate *priv = NULL;
2333         ModestWindowPrivate *parent_priv;
2334
2335         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2336         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2337
2338         /* Set optimized view status */
2339         priv->optimized_view = !show_toolbar;
2340
2341         if (!parent_priv->toolbar) {
2342                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2343                                                                   "/ToolBar");
2344                 gtk_toolbar_set_icon_size (GTK_TOOLBAR (parent_priv->toolbar), HILDON_ICON_SIZE_FINGER);
2345                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2346
2347                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
2348                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
2349                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (self));
2350
2351                 /* Add to window */
2352                 hildon_window_add_toolbar (HILDON_WINDOW (self),
2353                                            GTK_TOOLBAR (parent_priv->toolbar));
2354
2355         }
2356
2357         if (show_toolbar) {
2358                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
2359                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
2360                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
2361
2362                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
2363                 if (modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (self)))
2364                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), TRUE);
2365                 else
2366                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), FALSE);
2367
2368         } else {
2369                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2370                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
2371         }
2372 }
2373
2374 static void
2375 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
2376                                                GdkEvent *event,
2377                                                ModestMsgViewWindow *window)
2378 {
2379         if (!GTK_WIDGET_VISIBLE (window))
2380                 return;
2381
2382         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
2383 }
2384
2385 gboolean
2386 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
2387 {
2388         ModestMsgViewWindowPrivate *priv;
2389
2390         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
2391         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2392
2393         return priv->progress_hint;
2394 }
2395
2396 static gboolean
2397 observers_empty (ModestMsgViewWindow *self)
2398 {
2399         GSList *tmp = NULL;
2400         ModestMsgViewWindowPrivate *priv;
2401         gboolean is_empty = TRUE;
2402         guint pending_ops = 0;
2403
2404         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2405         tmp = priv->progress_widgets;
2406
2407         /* Check all observers */
2408         while (tmp && is_empty)  {
2409                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
2410                 is_empty = pending_ops == 0;
2411
2412                 tmp = g_slist_next(tmp);
2413         }
2414
2415         return is_empty;
2416 }
2417
2418 static void
2419 on_account_removed (TnyAccountStore *account_store,
2420                     TnyAccount *account,
2421                     gpointer user_data)
2422 {
2423         /* Do nothing if it's a transport account, because we only
2424            show the messages of a store account */
2425         if (tny_account_get_account_type(account) == TNY_ACCOUNT_TYPE_STORE) {
2426                 const gchar *parent_acc = NULL;
2427                 const gchar *our_acc = NULL;
2428
2429                 our_acc = modest_window_get_active_account (MODEST_WINDOW (user_data));
2430                 parent_acc = modest_tny_account_get_parent_modest_account_name_for_server_account (account);
2431
2432                 /* Close this window if I'm showing a message of the removed account */
2433                 if (our_acc && parent_acc && strcmp (parent_acc, our_acc) == 0)
2434                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (user_data));
2435         }
2436 }
2437
2438 static void
2439 on_mail_operation_started (ModestMailOperation *mail_op,
2440                            gpointer user_data)
2441 {
2442         ModestMsgViewWindow *self;
2443         ModestMailOperationTypeOperation op_type;
2444         GSList *tmp;
2445         ModestMsgViewWindowPrivate *priv;
2446         GObject *source = NULL;
2447
2448         self = MODEST_MSG_VIEW_WINDOW (user_data);
2449         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2450         op_type = modest_mail_operation_get_type_operation (mail_op);
2451         tmp = priv->progress_widgets;
2452         source = modest_mail_operation_get_source(mail_op);
2453         if (G_OBJECT (self) == source) {
2454                 if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ||
2455                     op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ||
2456                     op_type == MODEST_MAIL_OPERATION_TYPE_DELETE) {
2457                         set_progress_hint (self, TRUE);
2458                         while (tmp) {
2459                                 modest_progress_object_add_operation (
2460                                                 MODEST_PROGRESS_OBJECT (tmp->data),
2461                                                 mail_op);
2462                                 tmp = g_slist_next (tmp);
2463                         }
2464                 }
2465         }
2466         g_object_unref (source);
2467
2468         /* Update dimming rules */
2469         check_dimming_rules_after_change (self);
2470 }
2471
2472 static void
2473 on_mail_operation_finished (ModestMailOperation *mail_op,
2474                             gpointer user_data)
2475 {
2476         ModestMsgViewWindow *self;
2477         ModestMailOperationTypeOperation op_type;
2478         GSList *tmp;
2479         ModestMsgViewWindowPrivate *priv;
2480
2481         self = MODEST_MSG_VIEW_WINDOW (user_data);
2482         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2483         op_type = modest_mail_operation_get_type_operation (mail_op);
2484         tmp = priv->progress_widgets;
2485
2486         if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ||
2487             op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ||
2488             op_type == MODEST_MAIL_OPERATION_TYPE_DELETE) {
2489                 while (tmp) {
2490                         modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
2491                                                                  mail_op);
2492                         tmp = g_slist_next (tmp);
2493                 }
2494
2495                 /* If no more operations are being observed, NORMAL mode is enabled again */
2496                 if (observers_empty (self)) {
2497                         set_progress_hint (self, FALSE);
2498                 }
2499         }
2500
2501         /* Update dimming rules. We have to do this right here
2502            and not in view_msg_cb because at that point the
2503            transfer mode is still enabled so the dimming rule
2504            won't let the user delete the message that has been
2505            readed for example */
2506         check_dimming_rules_after_change (self);
2507 }
2508
2509 static void
2510 on_queue_changed (ModestMailOperationQueue *queue,
2511                   ModestMailOperation *mail_op,
2512                   ModestMailOperationQueueNotification type,
2513                   ModestMsgViewWindow *self)
2514 {
2515         ModestMsgViewWindowPrivate *priv;
2516
2517         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2518
2519         /* If this operations was created by another window, do nothing */
2520         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
2521             return;
2522
2523         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
2524                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2525                                                                G_OBJECT (mail_op),
2526                                                                "operation-started",
2527                                                                G_CALLBACK (on_mail_operation_started),
2528                                                                self);
2529                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2530                                                                G_OBJECT (mail_op),
2531                                                                "operation-finished",
2532                                                                G_CALLBACK (on_mail_operation_finished),
2533                                                                self);
2534         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
2535                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2536                                                                   G_OBJECT (mail_op),
2537                                                                   "operation-started");
2538                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2539                                                                   G_OBJECT (mail_op),
2540                                                                   "operation-finished");
2541         }
2542 }
2543
2544 TnyList *
2545 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
2546 {
2547         ModestMsgViewWindowPrivate *priv;
2548         TnyList *selected_attachments = NULL;
2549
2550         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
2551         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
2552
2553         /* In Hildon 2.2 as there's no selection we assume we have all attachments selected */
2554         selected_attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2555
2556         return selected_attachments;
2557 }
2558
2559 typedef struct {
2560         ModestMsgViewWindow *self;
2561         gchar *file_path;
2562 } DecodeAsyncHelper;
2563
2564 static void
2565 on_decode_to_stream_async_handler (TnyMimePart *mime_part,
2566                                    gboolean cancelled,
2567                                    TnyStream *stream,
2568                                    GError *err,
2569                                    gpointer user_data)
2570 {
2571         DecodeAsyncHelper *helper = (DecodeAsyncHelper *) user_data;
2572
2573         /* It could happen that the window was closed */
2574         if (GTK_WIDGET_VISIBLE (helper->self))
2575                 set_progress_hint (helper->self, FALSE);
2576
2577         if (cancelled || err) {
2578                 if (err) {
2579                         gchar *msg = g_strdup_printf (_KR("cerm_device_memory_full"), "");
2580                         modest_platform_information_banner (NULL, NULL, msg);
2581                         g_free (msg);
2582                 }
2583                 goto free;
2584         }
2585
2586         /* make the file read-only */
2587         g_chmod(helper->file_path, 0444);
2588
2589         /* Activate the file */
2590         modest_platform_activate_file (helper->file_path, tny_mime_part_get_content_type (mime_part));
2591
2592  free:
2593         /* Frees */
2594         g_object_unref (helper->self);
2595         g_free (helper->file_path);
2596         g_slice_free (DecodeAsyncHelper, helper);
2597 }
2598
2599 void
2600 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window,
2601                                         TnyMimePart *mime_part)
2602 {
2603         ModestMsgViewWindowPrivate *priv;
2604         const gchar *msg_uid;
2605         gchar *attachment_uid = NULL;
2606         gint attachment_index = 0;
2607         TnyList *attachments;
2608
2609         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2610         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
2611         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2612
2613         msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
2614         attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2615         attachment_index = modest_list_index (attachments, (GObject *) mime_part);
2616         g_object_unref (attachments);
2617
2618         if (msg_uid && attachment_index >= 0) {
2619                 attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
2620         }
2621
2622         if (mime_part == NULL) {
2623                 gboolean error = FALSE;
2624                 TnyList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2625                 if (selected_attachments == NULL || tny_list_get_length (selected_attachments) == 0) {
2626                         error = TRUE;
2627                 } else if (tny_list_get_length (selected_attachments) > 1) {
2628                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
2629                         error = TRUE;
2630                 } else {
2631                         TnyIterator *iter;
2632                         iter = tny_list_create_iterator (selected_attachments);
2633                         mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2634                         g_object_unref (iter);
2635                 }
2636                 if (selected_attachments)
2637                         g_object_unref (selected_attachments);
2638
2639                 if (error)
2640                         goto frees;
2641         } else {
2642                 g_object_ref (mime_part);
2643         }
2644
2645         if (tny_mime_part_is_purged (mime_part))
2646                 goto frees;
2647
2648         if (!modest_tny_mime_part_is_msg (mime_part) && tny_mime_part_get_filename (mime_part)) {
2649                 gchar *filepath = NULL;
2650                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
2651                 gboolean show_error_banner = FALSE;
2652                 TnyFsStream *temp_stream = NULL;
2653                 temp_stream = modest_utils_create_temp_stream (att_filename, attachment_uid,
2654                                                                &filepath);
2655
2656                 if (temp_stream != NULL) {
2657                         DecodeAsyncHelper *helper;
2658
2659                         /* Activate progress hint */
2660                         set_progress_hint (window, TRUE);
2661
2662                         helper = g_slice_new0 (DecodeAsyncHelper);
2663                         helper->self = g_object_ref (window);
2664                         helper->file_path = g_strdup (filepath);
2665
2666                         tny_mime_part_decode_to_stream_async (mime_part, TNY_STREAM (temp_stream),
2667                                                               on_decode_to_stream_async_handler,
2668                                                               NULL,
2669                                                               helper);
2670                         g_object_unref (temp_stream);
2671                         /* NOTE: files in the temporary area will be automatically
2672                          * cleaned after some time if they are no longer in use */
2673                 } else {
2674                         if (filepath) {
2675                                 const gchar *content_type;
2676                                 /* the file may already exist but it isn't writable,
2677                                  * let's try to open it anyway */
2678                                 content_type = tny_mime_part_get_content_type (mime_part);
2679                                 modest_platform_activate_file (filepath, content_type);
2680                         } else {
2681                                 g_warning ("%s: modest_utils_create_temp_stream failed", __FUNCTION__);
2682                                 show_error_banner = TRUE;
2683                         }
2684                 }
2685                 if (filepath)
2686                         g_free (filepath);
2687                 if (show_error_banner)
2688                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2689         } else if (!modest_tny_mime_part_is_msg (mime_part)) {
2690                 ModestWindowMgr *mgr;
2691                 ModestWindow *msg_win = NULL;
2692                 TnyMsg *current_msg;
2693                 gboolean found;
2694                 TnyHeader *header;
2695
2696                 current_msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (window));
2697                 mgr = modest_runtime_get_window_mgr ();
2698                 header = tny_msg_get_header (TNY_MSG (current_msg));
2699                 found = modest_window_mgr_find_registered_message_uid (mgr,
2700                                                                        attachment_uid,
2701                                                                        &msg_win);
2702
2703                 if (found) {
2704                         g_debug ("window for this body is already being created");
2705                 } else {
2706
2707                         /* it's not found, so create a new window for it */
2708                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2709                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2710                         const gchar *mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (window));
2711                         if (!account)
2712                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2713
2714                         msg_win = modest_msg_view_window_new_with_other_body (TNY_MSG (current_msg), TNY_MIME_PART (mime_part),
2715                                                                               account, mailbox, attachment_uid);
2716
2717                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2718                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2719                         if (modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window)))
2720                                 gtk_widget_show_all (GTK_WIDGET (msg_win));
2721                         else
2722                                 gtk_widget_destroy (GTK_WIDGET (msg_win));
2723                 }
2724                 g_object_unref (current_msg);
2725         } else {
2726                 /* message attachment */
2727                 TnyHeader *header = NULL;
2728                 ModestWindowMgr *mgr;
2729                 ModestWindow *msg_win = NULL;
2730                 gboolean found;
2731
2732                 header = tny_msg_get_header (TNY_MSG (mime_part));
2733                 mgr = modest_runtime_get_window_mgr ();
2734                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
2735
2736                 if (found) {
2737                         /* if it's found, but there is no msg_win, it's probably in the process of being created;
2738                          * thus, we don't do anything */
2739                         g_debug ("window for is already being created");
2740                 } else {
2741                         /* it's not found, so create a new window for it */
2742                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2743                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2744                         const gchar *mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (window));
2745                         if (!account)
2746                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2747                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account,
2748                                                                              mailbox, attachment_uid);
2749                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2750                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2751                         if (modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window)))
2752                                 gtk_widget_show_all (GTK_WIDGET (msg_win));
2753                         else
2754                                 gtk_widget_destroy (GTK_WIDGET (msg_win));
2755                 }
2756         }
2757
2758  frees:
2759         if (attachment_uid)
2760                 g_free (attachment_uid);
2761         if (mime_part)
2762                 g_object_unref (mime_part);
2763 }
2764
2765 typedef struct
2766 {
2767         gchar *filename;
2768         TnyMimePart *part;
2769 } SaveMimePartPair;
2770
2771 typedef struct
2772 {
2773         GList *pairs;
2774         GnomeVFSResult result;
2775         gchar *uri;
2776 } SaveMimePartInfo;
2777
2778 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
2779 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
2780 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
2781 static void save_mime_parts_to_file_with_checks (GtkWindow *parent, SaveMimePartInfo *info);
2782
2783 static void
2784 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
2785 {
2786         GList *node;
2787
2788         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
2789                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
2790                 g_free (pair->filename);
2791                 g_object_unref (pair->part);
2792                 g_slice_free (SaveMimePartPair, pair);
2793         }
2794         g_list_free (info->pairs);
2795         info->pairs = NULL;
2796         g_free (info->uri);
2797         if (with_struct) {
2798                 g_slice_free (SaveMimePartInfo, info);
2799         }
2800 }
2801
2802 static gboolean
2803 idle_save_mime_part_show_result (SaveMimePartInfo *info)
2804 {
2805         /* This is a GDK lock because we are an idle callback and
2806          * hildon_banner_show_information is or does Gtk+ code */
2807
2808         gdk_threads_enter (); /* CHECKED */
2809         if (info->result == GNOME_VFS_OK) {
2810                 hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
2811         } else if (info->result == GNOME_VFS_ERROR_NO_SPACE) {
2812                 gchar *msg = NULL;
2813
2814                 /* Check if the uri belongs to the external mmc */
2815                 if (g_str_has_prefix (info->uri, g_getenv (MODEST_MMC1_VOLUMEPATH_ENV)))
2816                         msg = g_strdup_printf (_KR("cerm_device_memory_full"), "");
2817                 else
2818                         msg = g_strdup (_KR("cerm_memory_card_full"));
2819                 modest_platform_information_banner (NULL, NULL, msg);
2820                 g_free (msg);
2821         } else {
2822                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
2823         }
2824         save_mime_part_info_free (info, FALSE);
2825         gdk_threads_leave (); /* CHECKED */
2826
2827         return FALSE;
2828 }
2829
2830 static gpointer
2831 save_mime_part_to_file (SaveMimePartInfo *info)
2832 {
2833         GnomeVFSHandle *handle;
2834         TnyStream *stream;
2835         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
2836
2837         info->result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0644);
2838         if (info->result == GNOME_VFS_OK) {
2839                 GError *error = NULL;
2840                 stream = tny_vfs_stream_new (handle);
2841                 if (tny_mime_part_decode_to_stream (pair->part, stream, &error) < 0) {
2842                         g_warning ("modest: could not save attachment %s: %d (%s)\n", pair->filename, error?error->code:-1, error?error->message:"Unknown error");
2843
2844                         if ((error->domain == TNY_ERROR_DOMAIN) &&
2845                             (error->code == TNY_IO_ERROR_WRITE) &&
2846                             (errno == ENOSPC)) {
2847                                 info->result = GNOME_VFS_ERROR_NO_SPACE;
2848                         } else {
2849                                 info->result = GNOME_VFS_ERROR_IO;
2850                         }
2851                 }
2852                 g_object_unref (G_OBJECT (stream));
2853         } else {
2854                 g_warning ("Could not create save attachment %s: %s\n",
2855                            pair->filename, gnome_vfs_result_to_string (info->result));
2856         }
2857
2858         /* Go on saving remaining files */
2859         info->pairs = g_list_remove_link (info->pairs, info->pairs);
2860         if (info->pairs != NULL) {
2861                 save_mime_part_to_file (info);
2862         } else {
2863                 g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
2864         }
2865
2866         return NULL;
2867 }
2868
2869 static void
2870 save_mime_parts_to_file_with_checks (GtkWindow *parent,
2871                                      SaveMimePartInfo *info)
2872 {
2873         gboolean is_ok = TRUE;
2874         gint replaced_files = 0;
2875         const GList *files = info->pairs;
2876         const GList *iter, *to_replace = NULL;
2877
2878         for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
2879                 SaveMimePartPair *pair = iter->data;
2880                 if (modest_utils_file_exists (pair->filename)) {
2881                         replaced_files++;
2882                         if (replaced_files == 1)
2883                                 to_replace = iter;
2884                 }
2885         }
2886         if (replaced_files) {
2887                 gint response;
2888
2889                 if (replaced_files == 1) {
2890                         SaveMimePartPair *pair = to_replace->data;
2891                         const gchar *basename = strrchr (pair->filename, G_DIR_SEPARATOR) + 1;
2892                         gchar *escaped_basename, *message;
2893
2894                         escaped_basename = g_uri_unescape_string (basename, NULL);
2895                         message = g_strdup_printf ("%s\n%s",
2896                                                    _FM("docm_nc_replace_file"),
2897                                                    (escaped_basename) ? escaped_basename : "");
2898                         response = modest_platform_run_confirmation_dialog (parent, message);
2899                         g_free (message);
2900                         g_free (escaped_basename);
2901                 } else {
2902                         response = modest_platform_run_confirmation_dialog (parent,
2903                                                                             _FM("docm_nc_replace_multiple"));
2904                 }
2905                 if (response != GTK_RESPONSE_OK)
2906                         is_ok = FALSE;
2907         }
2908
2909         if (!is_ok) {
2910                 save_mime_part_info_free (info, TRUE);
2911         } else {
2912                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
2913         }
2914
2915 }
2916
2917 static void
2918 save_attachments_response (GtkDialog *dialog,
2919                            gint       arg1,
2920                            gpointer   user_data)
2921 {
2922         TnyList *mime_parts;
2923         gchar *chooser_uri;
2924         GList *files_to_save = NULL;
2925         gchar *current_folder;
2926
2927         mime_parts = TNY_LIST (user_data);
2928
2929         if (arg1 != GTK_RESPONSE_OK)
2930                 goto end;
2931
2932         chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (dialog));
2933         current_folder = gtk_file_chooser_get_current_folder_uri (GTK_FILE_CHOOSER (dialog));
2934         if (current_folder && current_folder != '\0') {
2935                 GError *err = NULL;
2936                 modest_conf_set_string (modest_runtime_get_conf (), MODEST_CONF_LATEST_SAVE_ATTACHMENT_PATH,
2937                                         current_folder,&err);
2938                 if (err != NULL) {
2939                         g_debug ("Error storing latest used folder: %s", err->message);
2940                         g_error_free (err);
2941                 }
2942         }
2943         g_free (current_folder);
2944
2945         if (!modest_utils_folder_writable (chooser_uri)) {
2946                 hildon_banner_show_information
2947                         (NULL, NULL, _FM("sfil_ib_readonly_location"));
2948         } else {
2949                 TnyIterator *iter;
2950
2951                 iter = tny_list_create_iterator (mime_parts);
2952                 while (!tny_iterator_is_done (iter)) {
2953                         TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2954
2955                         if ((modest_tny_mime_part_is_attachment_for_modest (mime_part)) &&
2956                             !tny_mime_part_is_purged (mime_part) &&
2957                             (tny_mime_part_get_filename (mime_part) != NULL)) {
2958                                 SaveMimePartPair *pair;
2959
2960                                 pair = g_slice_new0 (SaveMimePartPair);
2961
2962                                 if (tny_list_get_length (mime_parts) > 1) {
2963                                         gchar *escaped =
2964                                                 gnome_vfs_escape_slashes (tny_mime_part_get_filename (mime_part));
2965                                         pair->filename = g_build_filename (chooser_uri, escaped, NULL);
2966                                         g_free (escaped);
2967                                 } else {
2968                                         pair->filename = g_strdup (chooser_uri);
2969                                 }
2970                                 pair->part = mime_part;
2971                                 files_to_save = g_list_prepend (files_to_save, pair);
2972                         }
2973                         tny_iterator_next (iter);
2974                 }
2975                 g_object_unref (iter);
2976         }
2977
2978         if (files_to_save != NULL) {
2979                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
2980                 info->pairs = files_to_save;
2981                 info->result = TRUE;
2982                 info->uri = g_strdup (chooser_uri);
2983                 save_mime_parts_to_file_with_checks ((GtkWindow *) dialog, info);
2984         }
2985         g_free (chooser_uri);
2986
2987  end:
2988         /* Free and close the dialog */
2989         g_object_unref (mime_parts);
2990         gtk_widget_destroy (GTK_WIDGET (dialog));
2991 }
2992
2993 void
2994 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window,
2995                                          TnyList *mime_parts)
2996 {
2997         ModestMsgViewWindowPrivate *priv;
2998         GtkWidget *save_dialog = NULL;
2999         gchar *conf_folder = NULL;
3000         gchar *filename = NULL;
3001         gchar *save_multiple_str = NULL;
3002
3003         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
3004         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3005
3006         if (mime_parts == NULL) {
3007                 /* In Hildon 2.2 save and delete operate over all the attachments as there's no
3008                  * selection available */
3009                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
3010                 if (mime_parts && !modest_maemo_utils_select_attachments (GTK_WINDOW (window), mime_parts, FALSE)) {
3011                         g_object_unref (mime_parts);
3012                         return;
3013                 }
3014                 if (mime_parts == NULL || tny_list_get_length (mime_parts) == 0) {
3015                         if (mime_parts) {
3016                                 g_object_unref (mime_parts);
3017                                 mime_parts = NULL;
3018                         }
3019                         return;
3020                 }
3021         } else {
3022                 g_object_ref (mime_parts);
3023         }
3024
3025         /* prepare dialog */
3026         if (tny_list_get_length (mime_parts) == 1) {
3027                 TnyIterator *iter;
3028                 /* only one attachment selected */
3029                 iter = tny_list_create_iterator (mime_parts);
3030                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
3031                 g_object_unref (iter);
3032                 if (!modest_tny_mime_part_is_msg (mime_part) &&
3033                     modest_tny_mime_part_is_attachment_for_modest (mime_part) &&
3034                     !tny_mime_part_is_purged (mime_part)) {
3035                         filename = g_strdup (tny_mime_part_get_filename (mime_part));
3036                 } else {
3037                         /* TODO: show any error? */
3038                         g_warning ("%s: Tried to save a non-file attachment", __FUNCTION__);
3039                         g_object_unref (mime_parts);
3040                         return;
3041                 }
3042                 g_object_unref (mime_part);
3043         } else {
3044                 gint num = tny_list_get_length (mime_parts);
3045                 save_multiple_str = g_strdup_printf (dngettext("hildon-fm",
3046                                                                "sfil_va_number_of_objects_attachment",
3047                                                               "sfil_va_number_of_objects_attachments",
3048                                                               num), num);
3049         }
3050
3051         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
3052                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
3053
3054         /* set folder */
3055         conf_folder = modest_conf_get_string (modest_runtime_get_conf (), MODEST_CONF_LATEST_SAVE_ATTACHMENT_PATH, NULL);
3056         if (conf_folder && conf_folder[0] != '\0') {
3057                 gtk_file_chooser_set_current_folder_uri (GTK_FILE_CHOOSER (save_dialog), conf_folder);
3058         } else {
3059                 gchar *docs_folder;
3060                 /* Set the default folder to images folder */
3061                 docs_folder = g_build_filename (g_getenv (MYDOCS_ENV), DOCS_FOLDER, NULL);
3062                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), docs_folder);
3063                 g_free (docs_folder);
3064         }
3065         g_free (conf_folder);
3066
3067         /* set filename */
3068         if (filename) {
3069                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
3070                                                    filename);
3071                 g_free (filename);
3072         }
3073
3074         /* if multiple, set multiple string */
3075         if (save_multiple_str) {
3076                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
3077                 gtk_window_set_title (GTK_WINDOW (save_dialog), _FM("sfil_ti_save_objects_files"));
3078         }
3079
3080         /* We must run this asynchronously, because the hildon dialog
3081            performs a gtk_dialog_run by itself which leads to gdk
3082            deadlocks */
3083         g_signal_connect (save_dialog, "response",
3084                           G_CALLBACK (save_attachments_response), mime_parts);
3085
3086         gtk_widget_show_all (save_dialog);
3087 }
3088
3089 static gboolean
3090 show_remove_attachment_information (gpointer userdata)
3091 {
3092         ModestMsgViewWindow *window = (ModestMsgViewWindow *) userdata;
3093         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3094
3095         /* We're outside the main lock */
3096         gdk_threads_enter ();
3097
3098         if (priv->remove_attachment_banner != NULL) {
3099                 gtk_widget_destroy (priv->remove_attachment_banner);
3100                 g_object_unref (priv->remove_attachment_banner);
3101         }
3102
3103         priv->remove_attachment_banner = g_object_ref (
3104                 hildon_banner_show_animation (NULL, NULL, _("mcen_me_inbox_remove_attachments")));
3105
3106         gdk_threads_leave ();
3107
3108         return FALSE;
3109 }
3110
3111 void
3112 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
3113 {
3114         ModestMsgViewWindowPrivate *priv;
3115         TnyList *mime_parts = NULL, *tmp;
3116         gchar *confirmation_message;
3117         gint response;
3118         gint n_attachments;
3119         TnyMsg *msg;
3120         TnyIterator *iter;
3121
3122         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
3123         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3124
3125         /* In hildon 2.2 we ignore the get_all flag as we always get all attachments. This is
3126          * because we don't have selection
3127          */
3128         mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
3129
3130         /* Remove already purged messages from mime parts list. We use
3131            a copy of the list to remove items in the original one */
3132         tmp = tny_list_copy (mime_parts);
3133         iter = tny_list_create_iterator (tmp);
3134         while (!tny_iterator_is_done (iter)) {
3135                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
3136                 if (tny_mime_part_is_purged (part))
3137                         tny_list_remove (mime_parts, (GObject *) part);
3138
3139                 g_object_unref (part);
3140                 tny_iterator_next (iter);
3141         }
3142         g_object_unref (tmp);
3143         g_object_unref (iter);
3144
3145         if (!modest_maemo_utils_select_attachments (GTK_WINDOW (window), mime_parts, TRUE) ||
3146             tny_list_get_length (mime_parts) == 0) {
3147                 g_object_unref (mime_parts);
3148                 return;
3149         }
3150
3151         n_attachments = tny_list_get_length (mime_parts);
3152         if (n_attachments == 1) {
3153                 gchar *filename;
3154                 TnyMimePart *part;
3155
3156                 iter = tny_list_create_iterator (mime_parts);
3157                 part = (TnyMimePart *) tny_iterator_get_current (iter);
3158                 g_object_unref (iter);
3159                 if (modest_tny_mime_part_is_msg (part)) {
3160                         TnyHeader *header;
3161                         header = tny_msg_get_header (TNY_MSG (part));
3162                         filename = tny_header_dup_subject (header);
3163                         g_object_unref (header);
3164                         if (filename == NULL)
3165                                 filename = g_strdup (_("mail_va_no_subject"));
3166                 } else {
3167                         filename = g_strdup (tny_mime_part_get_filename (TNY_MIME_PART (part)));
3168                 }
3169                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
3170                 g_free (filename);
3171                 g_object_unref (part);
3172         } else {
3173                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
3174                                                                  "mcen_nc_purge_files_text",
3175                                                                  n_attachments), n_attachments);
3176         }
3177         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
3178                                                             confirmation_message);
3179         g_free (confirmation_message);
3180
3181         if (response != GTK_RESPONSE_OK) {
3182                 g_object_unref (mime_parts);
3183                 return;
3184         }
3185
3186         priv->purge_timeout = g_timeout_add (2000, show_remove_attachment_information, window);
3187
3188         iter = tny_list_create_iterator (mime_parts);
3189         while (!tny_iterator_is_done (iter)) {
3190                 TnyMimePart *part;
3191
3192                 part = (TnyMimePart *) tny_iterator_get_current (iter);
3193                 tny_mime_part_set_purged (TNY_MIME_PART (part));
3194                 g_object_unref (part);
3195                 tny_iterator_next (iter);
3196         }
3197         g_object_unref (iter);
3198
3199         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3200         tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
3201         tny_msg_rewrite_cache (msg);
3202         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
3203         g_object_unref (msg);
3204         update_branding (MODEST_MSG_VIEW_WINDOW (window));
3205
3206         g_object_unref (mime_parts);
3207
3208         if (priv->purge_timeout > 0) {
3209                 g_source_remove (priv->purge_timeout);
3210                 priv->purge_timeout = 0;
3211         }
3212
3213         if (priv->remove_attachment_banner) {
3214                 gtk_widget_destroy (priv->remove_attachment_banner);
3215                 g_object_unref (priv->remove_attachment_banner);
3216                 priv->remove_attachment_banner = NULL;
3217         }
3218 }
3219
3220
3221 static void
3222 update_window_title (ModestMsgViewWindow *window)
3223 {
3224         ModestMsgViewWindowPrivate *priv;
3225         TnyMsg *msg = NULL;
3226         TnyHeader *header = NULL;
3227         gchar *subject = NULL;
3228
3229         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3230
3231         /* Note that if the window is closed while we're retrieving
3232            the message, this widget could de deleted */
3233         if (!priv->msg_view)
3234                 return;
3235
3236         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3237
3238         if (priv->other_body) {
3239                 gchar *description;
3240
3241                 description = modest_tny_mime_part_get_header_value (priv->other_body, "Content-Description");
3242                 if (description) {
3243                         g_strstrip (description);
3244                         subject = description;
3245                 }
3246         } else if (msg != NULL) {
3247                 header = tny_msg_get_header (msg);
3248                 subject = tny_header_dup_subject (header);
3249                 g_object_unref (header);
3250                 g_object_unref (msg);
3251         }
3252
3253         if ((subject == NULL)||(subject[0] == '\0')) {
3254                 g_free (subject);
3255                 subject = g_strdup (_("mail_va_no_subject"));
3256         }
3257
3258         gtk_window_set_title (GTK_WINDOW (window), subject);
3259 }
3260
3261
3262 static void
3263 on_move_focus (GtkWidget *widget,
3264                GtkDirectionType direction,
3265                gpointer userdata)
3266 {
3267         g_signal_stop_emission_by_name (G_OBJECT (widget), "move-focus");
3268 }
3269
3270 static TnyStream *
3271 fetch_image_open_stream (TnyStreamCache *self, gint64 *expected_size, gchar *uri)
3272 {
3273         GnomeVFSResult result;
3274         GnomeVFSHandle *handle = NULL;
3275         GnomeVFSFileInfo *info = NULL;
3276         TnyStream *stream;
3277
3278         result = gnome_vfs_open (&handle, uri, GNOME_VFS_OPEN_READ);
3279         if (result != GNOME_VFS_OK) {
3280                 *expected_size = 0;
3281                 return NULL;
3282         }
3283
3284         info = gnome_vfs_file_info_new ();
3285         result = gnome_vfs_get_file_info_from_handle (handle, info, GNOME_VFS_FILE_INFO_DEFAULT);
3286         if (result != GNOME_VFS_OK || ! (info->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_SIZE)) {
3287                 /* We put a "safe" default size for going to cache */
3288                 *expected_size = (300*1024);
3289         } else {
3290                 *expected_size = info->size;
3291         }
3292         gnome_vfs_file_info_unref (info);
3293
3294         stream = tny_vfs_stream_new (handle);
3295
3296         return stream;
3297
3298 }
3299
3300 typedef struct {
3301         gchar *uri;
3302         gchar *cache_id;
3303         TnyStream *output_stream;
3304         GtkWidget *msg_view;
3305         GtkWidget *window;
3306 } FetchImageData;
3307
3308 gboolean
3309 on_fetch_image_idle_refresh_view (gpointer userdata)
3310 {
3311
3312         FetchImageData *fidata = (FetchImageData *) userdata;
3313
3314         gdk_threads_enter ();
3315         if (GTK_WIDGET_DRAWABLE (fidata->msg_view)) {
3316                 ModestMsgViewWindowPrivate *priv;
3317
3318                 priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (fidata->window);
3319                 priv->fetching_images--;
3320                 gtk_widget_queue_draw (fidata->msg_view);
3321                 update_progress_hint (MODEST_MSG_VIEW_WINDOW (fidata->window));
3322         }
3323         gdk_threads_leave ();
3324
3325         g_object_unref (fidata->msg_view);
3326         g_object_unref (fidata->window);
3327         g_slice_free (FetchImageData, fidata);
3328         return FALSE;
3329 }
3330
3331 static gpointer
3332 on_fetch_image_thread (gpointer userdata)
3333 {
3334         FetchImageData *fidata = (FetchImageData *) userdata;
3335         TnyStreamCache *cache;
3336         TnyStream *cache_stream;
3337
3338         cache = modest_runtime_get_images_cache ();
3339         cache_stream =
3340                 tny_stream_cache_get_stream (cache,
3341                                              fidata->cache_id,
3342                                              (TnyStreamCacheOpenStreamFetcher) fetch_image_open_stream,
3343                                              (gpointer) fidata->uri);
3344         g_free (fidata->cache_id);
3345         g_free (fidata->uri);
3346
3347         if (cache_stream != NULL) {
3348                 char buffer[4096];
3349
3350                 while (G_LIKELY (!tny_stream_is_eos (cache_stream))) {
3351                         gssize nb_read;
3352
3353                         nb_read = tny_stream_read (cache_stream, buffer, sizeof (buffer));
3354                         if (G_UNLIKELY (nb_read < 0)) {
3355                                 break;
3356                         } else if (G_LIKELY (nb_read > 0)) {
3357                                 gssize nb_written = 0;
3358
3359                                 while (G_UNLIKELY (nb_written < nb_read)) {
3360                                         gssize len;
3361
3362                                         len = tny_stream_write (fidata->output_stream, buffer + nb_written,
3363                                                                 nb_read - nb_written);
3364                                         if (G_UNLIKELY (len < 0))
3365                                                 break;
3366                                         nb_written += len;
3367                                 }
3368                         }
3369                 }
3370                 tny_stream_close (cache_stream);
3371                 g_object_unref (cache_stream);
3372         }
3373
3374         tny_stream_close (fidata->output_stream);
3375         g_object_unref (fidata->output_stream);
3376
3377         g_idle_add (on_fetch_image_idle_refresh_view, fidata);
3378
3379         return NULL;
3380 }
3381
3382 static gboolean
3383 on_fetch_image (ModestMsgView *msgview,
3384                 const gchar *uri,
3385                 TnyStream *stream,
3386                 ModestMsgViewWindow *window)
3387 {
3388         const gchar *current_account;
3389         ModestMsgViewWindowPrivate *priv;
3390         FetchImageData *fidata;
3391
3392         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3393
3394         current_account = modest_window_get_active_account (MODEST_WINDOW (window));
3395
3396         fidata = g_slice_new0 (FetchImageData);
3397         fidata->msg_view = g_object_ref (msgview);
3398         fidata->window = g_object_ref (window);
3399         fidata->uri = g_strdup (uri);
3400         fidata->cache_id = modest_images_cache_get_id (current_account, uri);
3401         fidata->output_stream = g_object_ref (stream);
3402
3403         priv->fetching_images++;
3404         if (g_thread_create (on_fetch_image_thread, fidata, FALSE, NULL) == NULL) {
3405                 g_object_unref (fidata->output_stream);
3406                 g_free (fidata->cache_id);
3407                 g_free (fidata->uri);
3408                 g_object_unref (fidata->msg_view);
3409                 g_slice_free (FetchImageData, fidata);
3410                 tny_stream_close (stream);
3411                 priv->fetching_images--;
3412                 update_progress_hint (window);
3413                 return FALSE;
3414         }
3415         update_progress_hint (window);
3416
3417         return TRUE;
3418 }
3419
3420 static void
3421 setup_menu (ModestMsgViewWindow *self)
3422 {
3423         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW(self));
3424
3425         /* Settings menu buttons */
3426         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_find"), NULL,
3427                                            APP_MENU_CALLBACK (modest_msg_view_window_show_find_toolbar),
3428                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_find_in_msg));
3429
3430         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self),
3431                                            dngettext(GETTEXT_PACKAGE,
3432                                                      "mcen_me_move_message",
3433                                                      "mcen_me_move_messages",
3434                                                      1),
3435                                            NULL,
3436                                            APP_MENU_CALLBACK (modest_ui_actions_on_move_to),
3437                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
3438
3439         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_forward"), "<Control>d",
3440                                            APP_MENU_CALLBACK (modest_ui_actions_on_forward),
3441                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_reply_msg));
3442
3443         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_read"), NULL,
3444                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_read),
3445                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_read_msg_in_view));
3446
3447         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_unread"), NULL,
3448                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_unread),
3449                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_unread_msg_in_view));
3450
3451         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_save_attachments"), NULL,
3452                                            APP_MENU_CALLBACK (modest_ui_actions_save_attachments),
3453                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_save_attachments));
3454         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_remove_attachments"), NULL,
3455                                            APP_MENU_CALLBACK (modest_ui_actions_remove_attachments),
3456                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_remove_attachments));
3457
3458         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
3459                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
3460                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
3461         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_addtocontacts"), NULL,
3462                                            APP_MENU_CALLBACK (modest_ui_actions_add_to_contacts),
3463                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_add_to_contacts));
3464
3465         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_ti_message_properties"), NULL,
3466                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
3467                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
3468 }
3469
3470 void
3471 modest_msg_view_window_add_to_contacts (ModestMsgViewWindow *self)
3472 {
3473         ModestMsgViewWindowPrivate *priv;
3474         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3475         GSList *recipients = NULL;
3476         TnyMsg *msg = NULL;
3477         gboolean contacts_to_add = FALSE;
3478
3479         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3480         if (msg == NULL) {
3481                 TnyHeader *header;
3482
3483                 header = modest_msg_view_window_get_header (self);
3484                 if (header == NULL)
3485                         return;
3486                 recipients = modest_tny_msg_header_get_all_recipients_list (header);
3487                 g_object_unref (header);
3488         } else {
3489                 recipients = modest_tny_msg_get_all_recipients_list (msg);
3490                 g_object_unref (msg);
3491         }
3492
3493         if (recipients != NULL) {
3494                 GtkWidget *picker_dialog;
3495                 GtkWidget *selector;
3496                 GSList *node;
3497                 gchar *selected = NULL;
3498
3499                 selector = hildon_touch_selector_new_text ();
3500                 g_object_ref (selector);
3501
3502                 for (node = recipients; node != NULL; node = g_slist_next (node)) {
3503                         if (!modest_address_book_has_address ((const gchar *) node->data)) {
3504                                 hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector),
3505                                                                    (const gchar *) node->data);
3506                                 contacts_to_add = TRUE;
3507                         }
3508                 }
3509
3510                 if (contacts_to_add) {
3511                         gint picker_result;
3512
3513                         picker_dialog = hildon_picker_dialog_new (GTK_WINDOW (self));
3514                         gtk_window_set_title (GTK_WINDOW (picker_dialog), _("mcen_me_viewer_addtocontacts"));
3515
3516                         hildon_picker_dialog_set_selector (HILDON_PICKER_DIALOG (picker_dialog),
3517                                                            HILDON_TOUCH_SELECTOR (selector));
3518
3519                         picker_result = gtk_dialog_run (GTK_DIALOG (picker_dialog));
3520
3521                         if (picker_result == GTK_RESPONSE_OK) {
3522                                 selected = hildon_touch_selector_get_current_text (HILDON_TOUCH_SELECTOR (selector));
3523                         }
3524                         gtk_widget_destroy (picker_dialog);
3525
3526                         if (selected)
3527                                 modest_address_book_add_address (selected, (GtkWindow *) self);
3528                         g_free (selected);
3529
3530                 } else {
3531
3532                         g_object_unref (selector);
3533
3534                 }
3535         }
3536
3537         if (recipients) {g_slist_foreach (recipients, (GFunc) g_free, NULL); g_slist_free (recipients);}
3538 }
3539
3540 static gboolean
3541 _modest_msg_view_window_map_event (GtkWidget *widget,
3542                                    GdkEvent *event,
3543                                    gpointer userdata)
3544 {
3545         ModestMsgViewWindow *self = (ModestMsgViewWindow *) userdata;
3546
3547         update_progress_hint (self);
3548
3549         return FALSE;
3550 }
3551
3552 void
3553 modest_msg_view_window_fetch_images (ModestMsgViewWindow *self)
3554 {
3555         ModestMsgViewWindowPrivate *priv;
3556         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3557
3558         modest_msg_view_request_fetch_images (MODEST_MSG_VIEW (priv->msg_view));
3559 }
3560
3561 gboolean
3562 modest_msg_view_window_has_blocked_external_images (ModestMsgViewWindow *self)
3563 {
3564         ModestMsgViewWindowPrivate *priv;
3565         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3566
3567         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
3568
3569         return modest_msg_view_has_blocked_external_images (MODEST_MSG_VIEW (priv->msg_view));
3570 }
3571
3572 void
3573 modest_msg_view_window_reload (ModestMsgViewWindow *self)
3574 {
3575         ModestMsgViewWindowPrivate *priv;
3576         TnyHeader *header;
3577
3578         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
3579
3580         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3581         header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW (self));
3582
3583         if (!message_reader (self, priv, header, NULL, NULL, priv->row_reference)) {
3584                 g_warning ("Shouldn't happen, trying to reload a message failed");
3585         }
3586
3587         g_object_unref (header);
3588 }
3589
3590 static void
3591 update_branding (ModestMsgViewWindow *self)
3592 {
3593         const gchar *account;
3594         const gchar *mailbox;
3595         ModestAccountMgr *mgr;
3596         ModestProtocol *protocol = NULL;
3597         gchar *service_name = NULL;
3598         const GdkPixbuf *service_icon = NULL;
3599         ModestMsgViewWindowPrivate *priv;
3600
3601         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3602
3603         account = modest_window_get_active_account (MODEST_WINDOW (self));
3604         mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (self));
3605
3606         mgr = modest_runtime_get_account_mgr ();
3607
3608         if (modest_account_mgr_account_is_multimailbox (mgr, account, &protocol)) {
3609                 if (MODEST_IS_ACCOUNT_PROTOCOL (protocol)) {
3610                         service_name = modest_account_protocol_get_service_name (MODEST_ACCOUNT_PROTOCOL (protocol),
3611                                                                                  account, mailbox);
3612                         service_icon = modest_account_protocol_get_service_icon (MODEST_ACCOUNT_PROTOCOL (protocol),
3613                                                                                  account, mailbox, MODEST_ICON_SIZE_SMALL);
3614                 }
3615         }
3616
3617         modest_msg_view_set_branding (MODEST_MSG_VIEW (priv->msg_view), service_name, service_icon);
3618         g_free (service_name);
3619 }