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 (folder)
1957                 g_object_ref (folder);
1958
1959         mgr = modest_runtime_get_window_mgr ();
1960         /* Msg download completed */
1961         if (!header || !(tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)) {
1962
1963                 /* Ask the user if he wants to download the message if
1964                    we're not online */
1965                 if (!tny_device_is_online (modest_runtime_get_device())) {
1966                         GtkResponseType response;
1967
1968                         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1969                                                                             _("mcen_nc_get_msg"));
1970                         if (response == GTK_RESPONSE_CANCEL) {
1971                                 update_window_title (window);
1972                                 return FALSE;
1973                         }
1974
1975                         if (header) {
1976                                 folder = tny_header_get_folder (header);
1977                         }
1978                         info = g_slice_new (MsgReaderInfo);
1979                         info->msg_uid = g_strdup (msg_uid);
1980                         if (header)
1981                                 info->header = g_object_ref (header);
1982                         else
1983                                 info->header = NULL;
1984                         if (folder)
1985                                 info->folder = g_object_ref (folder);
1986                         else
1987                                 info->folder = NULL;
1988                         if (row_reference) {
1989                                 info->row_reference = gtk_tree_row_reference_copy (row_reference);
1990                         } else {
1991                                 info->row_reference = NULL;
1992                         }
1993
1994                         /* Offer the connection dialog if necessary */
1995                         modest_platform_connect_if_remote_and_perform ((GtkWindow *) window,
1996                                                                        TRUE,
1997                                                                        TNY_FOLDER_STORE (folder),
1998                                                                        message_reader_performer,
1999                                                                        info);
2000                         g_object_unref (folder);
2001                         return TRUE;
2002                 }
2003         }
2004
2005         if (header) {
2006                 folder = tny_header_get_folder (header);
2007         }
2008         account = tny_folder_get_account (folder);
2009         info = g_slice_new (MsgReaderInfo);
2010         info->msg_uid = g_strdup (msg_uid);
2011         if (folder)
2012                 info->folder = g_object_ref (folder);
2013         else
2014                 info->folder = NULL;
2015         if (header)
2016                 info->header = g_object_ref (header);
2017         else
2018                 info->header = NULL;
2019         if (row_reference)
2020                 info->row_reference = gtk_tree_row_reference_copy (row_reference);
2021         else
2022                 info->row_reference = NULL;
2023
2024         message_reader_performer (FALSE, NULL, (GtkWindow *) window, account, info);
2025         g_object_unref (account);
2026         g_object_unref (folder);
2027
2028         return TRUE;
2029 }
2030
2031 gboolean
2032 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
2033 {
2034         ModestMsgViewWindowPrivate *priv;
2035         GtkTreePath *path= NULL;
2036         GtkTreeIter tmp_iter;
2037         TnyHeader *header;
2038         gboolean retval = TRUE;
2039         GtkTreeRowReference *row_reference = NULL;
2040
2041         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
2042         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2043
2044         if (!priv->row_reference)
2045                 return FALSE;
2046
2047         /* Update the next row reference if it's not valid. This could
2048            happen if for example the header which it was pointing to,
2049            was deleted. The best place to do it is in the row-deleted
2050            handler but the tinymail model do not work like the glib
2051            tree models and reports the deletion when the row is still
2052            there */
2053         if (!gtk_tree_row_reference_valid (priv->next_row_reference)) {
2054                 if (gtk_tree_row_reference_valid (priv->row_reference)) {
2055                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2056                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
2057                 }
2058         }
2059         if (priv->next_row_reference)
2060                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
2061         if (path == NULL)
2062                 return FALSE;
2063
2064         row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
2065
2066         gtk_tree_model_get_iter (priv->header_model,
2067                                  &tmp_iter,
2068                                  path);
2069         gtk_tree_path_free (path);
2070
2071         gtk_tree_model_get (priv->header_model, &tmp_iter,
2072                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2073                             &header, -1);
2074
2075         /* Read the message & show it */
2076         if (!message_reader (window, priv, header, NULL, NULL, row_reference)) {
2077                 retval = FALSE;
2078         }
2079         gtk_tree_row_reference_free (row_reference);
2080
2081         /* Free */
2082         g_object_unref (header);
2083
2084         return retval;
2085 }
2086
2087 gboolean
2088 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
2089 {
2090         ModestMsgViewWindowPrivate *priv = NULL;
2091         GtkTreePath *path;
2092         gboolean finished = FALSE;
2093         gboolean retval = FALSE;
2094
2095         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
2096         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2097
2098         /* Return inmediatly if there is no header model */
2099         if (!priv->header_model || !priv->row_reference)
2100                 return FALSE;
2101
2102         path = gtk_tree_row_reference_get_path (priv->row_reference);
2103         while (!finished && gtk_tree_path_prev (path)) {
2104                 TnyHeader *header;
2105                 GtkTreeIter iter;
2106
2107                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
2108                 gtk_tree_model_get (priv->header_model, &iter,
2109                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2110                                     &header, -1);
2111                 finished = TRUE;
2112                 if (header) {
2113                         if (msg_is_visible (header, priv->is_outbox)) {
2114                                 GtkTreeRowReference *row_reference;
2115                                 row_reference = gtk_tree_row_reference_new (priv->header_model, path);
2116                                 /* Read the message & show it */
2117                                 retval = message_reader (window, priv, header, NULL, NULL, row_reference);
2118                                 gtk_tree_row_reference_free (row_reference);
2119                         } else {
2120                                 finished = FALSE;
2121                         }
2122                         g_object_unref (header);
2123                 }
2124         }
2125
2126         gtk_tree_path_free (path);
2127         return retval;
2128 }
2129
2130 static void
2131 view_msg_cb (ModestMailOperation *mail_op,
2132              TnyHeader *header,
2133              gboolean canceled,
2134              TnyMsg *msg,
2135              GError *error,
2136              gpointer user_data)
2137 {
2138         ModestMsgViewWindow *self = NULL;
2139         ModestMsgViewWindowPrivate *priv = NULL;
2140         GtkTreeRowReference *row_reference = NULL;
2141
2142         /* Unregister the header (it was registered before creating the mail operation) */
2143         modest_window_mgr_unregister_header (modest_runtime_get_window_mgr (), header);
2144
2145         row_reference = (GtkTreeRowReference *) user_data;
2146         if (canceled) {
2147                 if (row_reference)
2148                         gtk_tree_row_reference_free (row_reference);
2149                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2150                 if (self) {
2151                         /* Restore window title */
2152                         update_window_title (self);
2153                         g_object_unref (self);
2154                 }
2155                 return;
2156         }
2157
2158         /* If there was any error */
2159         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
2160                 if (row_reference)
2161                         gtk_tree_row_reference_free (row_reference);
2162                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2163                 if (self) {
2164                         /* Restore window title */
2165                         update_window_title (self);
2166                         g_object_unref (self);
2167                 }
2168                 return;
2169         }
2170
2171         /* Get the window */
2172         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2173         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2174         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2175
2176         /* Update the row reference */
2177         if (priv->row_reference != NULL) {
2178                 gtk_tree_row_reference_free (priv->row_reference);
2179                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
2180                 if (priv->next_row_reference != NULL) {
2181                         gtk_tree_row_reference_free (priv->next_row_reference);
2182                 }
2183                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2184                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
2185         }
2186
2187         /* Mark header as read */
2188         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
2189                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
2190
2191         /* Set new message */
2192         if (priv->msg_view != NULL && TNY_IS_MSG_VIEW (priv->msg_view)) {
2193                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2194                 modest_msg_view_window_update_priority (self);
2195                 update_window_title (MODEST_MSG_VIEW_WINDOW (self));
2196                 update_branding (MODEST_MSG_VIEW_WINDOW (self));
2197                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
2198         }
2199
2200         /* Set the new message uid of the window  */
2201         if (priv->msg_uid) {
2202                 g_free (priv->msg_uid);
2203                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
2204         }
2205
2206         /* Notify the observers */
2207         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
2208                        0, priv->header_model, priv->row_reference);
2209
2210         /* Frees */
2211         g_object_unref (self);
2212         if (row_reference)
2213                 gtk_tree_row_reference_free (row_reference);
2214 }
2215
2216 TnyFolderType
2217 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
2218 {
2219         ModestMsgViewWindowPrivate *priv;
2220         TnyMsg *msg;
2221         TnyFolderType folder_type;
2222
2223         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2224
2225         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
2226
2227         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2228         if (msg) {
2229                 TnyFolder *folder;
2230
2231                 folder = tny_msg_get_folder (msg);
2232                 if (folder) {
2233                         folder_type = modest_tny_folder_guess_folder_type (folder);
2234                         g_object_unref (folder);
2235                 }
2236                 g_object_unref (msg);
2237         }
2238
2239         return folder_type;
2240 }
2241
2242
2243 static void
2244 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
2245 {
2246         ModestMsgViewWindowPrivate *priv;
2247         TnyHeader *header = NULL;
2248         TnyHeaderFlags flags = 0;
2249
2250         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2251
2252         if (priv->header_model && priv->row_reference) {
2253                 GtkTreeIter iter;
2254                 GtkTreePath *path = NULL;
2255
2256                 path = gtk_tree_row_reference_get_path (priv->row_reference);
2257                 g_return_if_fail (path != NULL);
2258                 gtk_tree_model_get_iter (priv->header_model,
2259                                          &iter,
2260                                          gtk_tree_row_reference_get_path (priv->row_reference));
2261
2262                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2263                                     &header, -1);
2264                 gtk_tree_path_free (path);
2265         } else {
2266                 TnyMsg *msg;
2267                 msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2268                 if (msg) {
2269                         header = tny_msg_get_header (msg);
2270                         g_object_unref (msg);
2271                 }
2272         }
2273
2274         if (header) {
2275                 flags = tny_header_get_flags (header);
2276                 g_object_unref(G_OBJECT(header));
2277         }
2278
2279         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
2280
2281 }
2282
2283 static void
2284 toolbar_resize (ModestMsgViewWindow *self)
2285 {
2286         ModestMsgViewWindowPrivate *priv = NULL;
2287         ModestWindowPrivate *parent_priv = NULL;
2288         GtkWidget *widget;
2289         gint static_button_size;
2290         ModestWindowMgr *mgr;
2291
2292         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2293         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2294         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2295
2296         mgr = modest_runtime_get_window_mgr ();
2297         static_button_size = modest_window_mgr_get_fullscreen_mode (mgr)?120:120;
2298
2299         if (parent_priv->toolbar) {
2300                 /* left size buttons */
2301                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
2302                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2303                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2304                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2305                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReplyAll");
2306                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2307                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2308                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2309                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
2310                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2311                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2312                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2313                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDownloadExternalImages");
2314                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2315                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2316                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2317
2318                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2319                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2320                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2321                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2322         }
2323 }
2324
2325 static void
2326 modest_msg_view_window_show_toolbar (ModestWindow *self,
2327                                      gboolean show_toolbar)
2328 {
2329         ModestMsgViewWindowPrivate *priv = NULL;
2330         ModestWindowPrivate *parent_priv;
2331
2332         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2333         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2334
2335         /* Set optimized view status */
2336         priv->optimized_view = !show_toolbar;
2337
2338         if (!parent_priv->toolbar) {
2339                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2340                                                                   "/ToolBar");
2341                 gtk_toolbar_set_icon_size (GTK_TOOLBAR (parent_priv->toolbar), HILDON_ICON_SIZE_FINGER);
2342                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2343
2344                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
2345                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
2346                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (self));
2347
2348                 /* Add to window */
2349                 hildon_window_add_toolbar (HILDON_WINDOW (self),
2350                                            GTK_TOOLBAR (parent_priv->toolbar));
2351
2352         }
2353
2354         if (show_toolbar) {
2355                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
2356                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
2357                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
2358
2359                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
2360                 if (modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (self)))
2361                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), TRUE);
2362                 else
2363                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), FALSE);
2364
2365         } else {
2366                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2367                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
2368         }
2369 }
2370
2371 static void
2372 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
2373                                                GdkEvent *event,
2374                                                ModestMsgViewWindow *window)
2375 {
2376         if (!GTK_WIDGET_VISIBLE (window))
2377                 return;
2378
2379         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
2380 }
2381
2382 gboolean
2383 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
2384 {
2385         ModestMsgViewWindowPrivate *priv;
2386
2387         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
2388         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2389
2390         return priv->progress_hint;
2391 }
2392
2393 static gboolean
2394 observers_empty (ModestMsgViewWindow *self)
2395 {
2396         GSList *tmp = NULL;
2397         ModestMsgViewWindowPrivate *priv;
2398         gboolean is_empty = TRUE;
2399         guint pending_ops = 0;
2400
2401         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2402         tmp = priv->progress_widgets;
2403
2404         /* Check all observers */
2405         while (tmp && is_empty)  {
2406                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
2407                 is_empty = pending_ops == 0;
2408
2409                 tmp = g_slist_next(tmp);
2410         }
2411
2412         return is_empty;
2413 }
2414
2415 static void
2416 on_account_removed (TnyAccountStore *account_store,
2417                     TnyAccount *account,
2418                     gpointer user_data)
2419 {
2420         /* Do nothing if it's a transport account, because we only
2421            show the messages of a store account */
2422         if (tny_account_get_account_type(account) == TNY_ACCOUNT_TYPE_STORE) {
2423                 const gchar *parent_acc = NULL;
2424                 const gchar *our_acc = NULL;
2425
2426                 our_acc = modest_window_get_active_account (MODEST_WINDOW (user_data));
2427                 parent_acc = modest_tny_account_get_parent_modest_account_name_for_server_account (account);
2428
2429                 /* Close this window if I'm showing a message of the removed account */
2430                 if (our_acc && parent_acc && strcmp (parent_acc, our_acc) == 0)
2431                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (user_data));
2432         }
2433 }
2434
2435 static void
2436 on_mail_operation_started (ModestMailOperation *mail_op,
2437                            gpointer user_data)
2438 {
2439         ModestMsgViewWindow *self;
2440         ModestMailOperationTypeOperation op_type;
2441         GSList *tmp;
2442         ModestMsgViewWindowPrivate *priv;
2443         GObject *source = NULL;
2444
2445         self = MODEST_MSG_VIEW_WINDOW (user_data);
2446         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2447         op_type = modest_mail_operation_get_type_operation (mail_op);
2448         tmp = priv->progress_widgets;
2449         source = modest_mail_operation_get_source(mail_op);
2450         if (G_OBJECT (self) == source) {
2451                 if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ||
2452                     op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ||
2453                     op_type == MODEST_MAIL_OPERATION_TYPE_DELETE) {
2454                         set_progress_hint (self, TRUE);
2455                         while (tmp) {
2456                                 modest_progress_object_add_operation (
2457                                                 MODEST_PROGRESS_OBJECT (tmp->data),
2458                                                 mail_op);
2459                                 tmp = g_slist_next (tmp);
2460                         }
2461                 }
2462         }
2463         g_object_unref (source);
2464
2465         /* Update dimming rules */
2466         check_dimming_rules_after_change (self);
2467 }
2468
2469 static void
2470 on_mail_operation_finished (ModestMailOperation *mail_op,
2471                             gpointer user_data)
2472 {
2473         ModestMsgViewWindow *self;
2474         ModestMailOperationTypeOperation op_type;
2475         GSList *tmp;
2476         ModestMsgViewWindowPrivate *priv;
2477
2478         self = MODEST_MSG_VIEW_WINDOW (user_data);
2479         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2480         op_type = modest_mail_operation_get_type_operation (mail_op);
2481         tmp = priv->progress_widgets;
2482
2483         if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ||
2484             op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ||
2485             op_type == MODEST_MAIL_OPERATION_TYPE_DELETE) {
2486                 while (tmp) {
2487                         modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
2488                                                                  mail_op);
2489                         tmp = g_slist_next (tmp);
2490                 }
2491
2492                 /* If no more operations are being observed, NORMAL mode is enabled again */
2493                 if (observers_empty (self)) {
2494                         set_progress_hint (self, FALSE);
2495                 }
2496         }
2497
2498         /* Update dimming rules. We have to do this right here
2499            and not in view_msg_cb because at that point the
2500            transfer mode is still enabled so the dimming rule
2501            won't let the user delete the message that has been
2502            readed for example */
2503         check_dimming_rules_after_change (self);
2504 }
2505
2506 static void
2507 on_queue_changed (ModestMailOperationQueue *queue,
2508                   ModestMailOperation *mail_op,
2509                   ModestMailOperationQueueNotification type,
2510                   ModestMsgViewWindow *self)
2511 {
2512         ModestMsgViewWindowPrivate *priv;
2513
2514         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2515
2516         /* If this operations was created by another window, do nothing */
2517         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
2518             return;
2519
2520         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
2521                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2522                                                                G_OBJECT (mail_op),
2523                                                                "operation-started",
2524                                                                G_CALLBACK (on_mail_operation_started),
2525                                                                self);
2526                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2527                                                                G_OBJECT (mail_op),
2528                                                                "operation-finished",
2529                                                                G_CALLBACK (on_mail_operation_finished),
2530                                                                self);
2531         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
2532                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2533                                                                   G_OBJECT (mail_op),
2534                                                                   "operation-started");
2535                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2536                                                                   G_OBJECT (mail_op),
2537                                                                   "operation-finished");
2538         }
2539 }
2540
2541 TnyList *
2542 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
2543 {
2544         ModestMsgViewWindowPrivate *priv;
2545         TnyList *selected_attachments = NULL;
2546
2547         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
2548         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
2549
2550         /* In Hildon 2.2 as there's no selection we assume we have all attachments selected */
2551         selected_attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2552
2553         return selected_attachments;
2554 }
2555
2556 typedef struct {
2557         ModestMsgViewWindow *self;
2558         gchar *file_path;
2559 } DecodeAsyncHelper;
2560
2561 static void
2562 on_decode_to_stream_async_handler (TnyMimePart *mime_part,
2563                                    gboolean cancelled,
2564                                    TnyStream *stream,
2565                                    GError *err,
2566                                    gpointer user_data)
2567 {
2568         DecodeAsyncHelper *helper = (DecodeAsyncHelper *) user_data;
2569
2570         /* It could happen that the window was closed */
2571         if (GTK_WIDGET_VISIBLE (helper->self))
2572                 set_progress_hint (helper->self, FALSE);
2573
2574         if (cancelled || err) {
2575                 if (err) {
2576                         gchar *msg = g_strdup_printf (_KR("cerm_device_memory_full"), "");
2577                         modest_platform_information_banner (NULL, NULL, msg);
2578                         g_free (msg);
2579                 }
2580                 goto free;
2581         }
2582
2583         /* make the file read-only */
2584         g_chmod(helper->file_path, 0444);
2585
2586         /* Activate the file */
2587         modest_platform_activate_file (helper->file_path, tny_mime_part_get_content_type (mime_part));
2588
2589  free:
2590         /* Frees */
2591         g_object_unref (helper->self);
2592         g_free (helper->file_path);
2593         g_slice_free (DecodeAsyncHelper, helper);
2594 }
2595
2596 void
2597 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window,
2598                                         TnyMimePart *mime_part)
2599 {
2600         ModestMsgViewWindowPrivate *priv;
2601         const gchar *msg_uid;
2602         gchar *attachment_uid = NULL;
2603         gint attachment_index = 0;
2604         TnyList *attachments;
2605
2606         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2607         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
2608         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2609
2610         msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
2611         attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2612         attachment_index = modest_list_index (attachments, (GObject *) mime_part);
2613         g_object_unref (attachments);
2614
2615         if (msg_uid && attachment_index >= 0) {
2616                 attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
2617         }
2618
2619         if (mime_part == NULL) {
2620                 gboolean error = FALSE;
2621                 TnyList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2622                 if (selected_attachments == NULL || tny_list_get_length (selected_attachments) == 0) {
2623                         error = TRUE;
2624                 } else if (tny_list_get_length (selected_attachments) > 1) {
2625                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
2626                         error = TRUE;
2627                 } else {
2628                         TnyIterator *iter;
2629                         iter = tny_list_create_iterator (selected_attachments);
2630                         mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2631                         g_object_unref (iter);
2632                 }
2633                 if (selected_attachments)
2634                         g_object_unref (selected_attachments);
2635
2636                 if (error)
2637                         goto frees;
2638         } else {
2639                 g_object_ref (mime_part);
2640         }
2641
2642         if (tny_mime_part_is_purged (mime_part))
2643                 goto frees;
2644
2645         if (!modest_tny_mime_part_is_msg (mime_part) && tny_mime_part_get_filename (mime_part)) {
2646                 gchar *filepath = NULL;
2647                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
2648                 gboolean show_error_banner = FALSE;
2649                 TnyFsStream *temp_stream = NULL;
2650                 temp_stream = modest_utils_create_temp_stream (att_filename, attachment_uid,
2651                                                                &filepath);
2652
2653                 if (temp_stream != NULL) {
2654                         DecodeAsyncHelper *helper;
2655
2656                         /* Activate progress hint */
2657                         set_progress_hint (window, TRUE);
2658
2659                         helper = g_slice_new0 (DecodeAsyncHelper);
2660                         helper->self = g_object_ref (window);
2661                         helper->file_path = g_strdup (filepath);
2662
2663                         tny_mime_part_decode_to_stream_async (mime_part, TNY_STREAM (temp_stream),
2664                                                               on_decode_to_stream_async_handler,
2665                                                               NULL,
2666                                                               helper);
2667                         g_object_unref (temp_stream);
2668                         /* NOTE: files in the temporary area will be automatically
2669                          * cleaned after some time if they are no longer in use */
2670                 } else {
2671                         if (filepath) {
2672                                 const gchar *content_type;
2673                                 /* the file may already exist but it isn't writable,
2674                                  * let's try to open it anyway */
2675                                 content_type = tny_mime_part_get_content_type (mime_part);
2676                                 modest_platform_activate_file (filepath, content_type);
2677                         } else {
2678                                 g_warning ("%s: modest_utils_create_temp_stream failed", __FUNCTION__);
2679                                 show_error_banner = TRUE;
2680                         }
2681                 }
2682                 if (filepath)
2683                         g_free (filepath);
2684                 if (show_error_banner)
2685                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2686         } else if (!modest_tny_mime_part_is_msg (mime_part)) {
2687                 ModestWindowMgr *mgr;
2688                 ModestWindow *msg_win = NULL;
2689                 TnyMsg *current_msg;
2690                 gboolean found;
2691                 TnyHeader *header;
2692
2693                 current_msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (window));
2694                 mgr = modest_runtime_get_window_mgr ();
2695                 header = tny_msg_get_header (TNY_MSG (current_msg));
2696                 found = modest_window_mgr_find_registered_message_uid (mgr,
2697                                                                        attachment_uid,
2698                                                                        &msg_win);
2699
2700                 if (found) {
2701                         g_debug ("window for this body is already being created");
2702                 } else {
2703
2704                         /* it's not found, so create a new window for it */
2705                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2706                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2707                         const gchar *mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (window));
2708                         if (!account)
2709                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2710
2711                         msg_win = modest_msg_view_window_new_with_other_body (TNY_MSG (current_msg), TNY_MIME_PART (mime_part),
2712                                                                               account, mailbox, attachment_uid);
2713
2714                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2715                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2716                         if (modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window)))
2717                                 gtk_widget_show_all (GTK_WIDGET (msg_win));
2718                         else
2719                                 gtk_widget_destroy (GTK_WIDGET (msg_win));
2720                 }
2721                 g_object_unref (current_msg);
2722         } else {
2723                 /* message attachment */
2724                 TnyHeader *header = NULL;
2725                 ModestWindowMgr *mgr;
2726                 ModestWindow *msg_win = NULL;
2727                 gboolean found;
2728
2729                 header = tny_msg_get_header (TNY_MSG (mime_part));
2730                 mgr = modest_runtime_get_window_mgr ();
2731                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
2732
2733                 if (found) {
2734                         /* if it's found, but there is no msg_win, it's probably in the process of being created;
2735                          * thus, we don't do anything */
2736                         g_debug ("window for is already being created");
2737                 } else {
2738                         /* it's not found, so create a new window for it */
2739                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2740                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2741                         const gchar *mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (window));
2742                         if (!account)
2743                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2744                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account,
2745                                                                              mailbox, attachment_uid);
2746                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2747                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2748                         if (modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window)))
2749                                 gtk_widget_show_all (GTK_WIDGET (msg_win));
2750                         else
2751                                 gtk_widget_destroy (GTK_WIDGET (msg_win));
2752                 }
2753         }
2754
2755  frees:
2756         if (attachment_uid)
2757                 g_free (attachment_uid);
2758         if (mime_part)
2759                 g_object_unref (mime_part);
2760 }
2761
2762 typedef struct
2763 {
2764         gchar *filename;
2765         TnyMimePart *part;
2766 } SaveMimePartPair;
2767
2768 typedef struct
2769 {
2770         GList *pairs;
2771         GnomeVFSResult result;
2772 } SaveMimePartInfo;
2773
2774 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
2775 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
2776 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
2777 static void save_mime_parts_to_file_with_checks (GtkWindow *parent, SaveMimePartInfo *info);
2778
2779 static void
2780 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
2781 {
2782         GList *node;
2783
2784         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
2785                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
2786                 g_free (pair->filename);
2787                 g_object_unref (pair->part);
2788                 g_slice_free (SaveMimePartPair, pair);
2789         }
2790         g_list_free (info->pairs);
2791         info->pairs = NULL;
2792         if (with_struct) {
2793                 g_slice_free (SaveMimePartInfo, info);
2794         }
2795 }
2796
2797 static gboolean
2798 idle_save_mime_part_show_result (SaveMimePartInfo *info)
2799 {
2800         /* This is a GDK lock because we are an idle callback and
2801          * hildon_banner_show_information is or does Gtk+ code */
2802
2803         gdk_threads_enter (); /* CHECKED */
2804         if (info->result == GNOME_VFS_OK) {
2805                 hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
2806         } else if (info->result == GNOME_VFS_ERROR_NO_SPACE) {
2807                 gchar *msg = g_strdup_printf (_KR("cerm_device_memory_full"), "");
2808                 modest_platform_information_banner (NULL, NULL, msg);
2809                 g_free (msg);
2810         } else {
2811                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
2812         }
2813         save_mime_part_info_free (info, FALSE);
2814         gdk_threads_leave (); /* CHECKED */
2815
2816         return FALSE;
2817 }
2818
2819 static gpointer
2820 save_mime_part_to_file (SaveMimePartInfo *info)
2821 {
2822         GnomeVFSHandle *handle;
2823         TnyStream *stream;
2824         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
2825
2826         info->result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0644);
2827         if (info->result == GNOME_VFS_OK) {
2828                 GError *error = NULL;
2829                 stream = tny_vfs_stream_new (handle);
2830                 if (tny_mime_part_decode_to_stream (pair->part, stream, &error) < 0) {
2831                         g_warning ("modest: could not save attachment %s: %d (%s)\n", pair->filename, error?error->code:-1, error?error->message:"Unknown error");
2832
2833                         if ((error->domain == TNY_ERROR_DOMAIN) &&
2834                             (error->code == TNY_IO_ERROR_WRITE) &&
2835                             (errno == ENOSPC)) {
2836                                 info->result = GNOME_VFS_ERROR_NO_SPACE;
2837                         } else {
2838                                 info->result = GNOME_VFS_ERROR_IO;
2839                         }
2840                 }
2841                 g_object_unref (G_OBJECT (stream));
2842         } else {
2843                 g_warning ("Could not create save attachment %s: %s\n",
2844                            pair->filename, gnome_vfs_result_to_string (info->result));
2845         }
2846
2847         /* Go on saving remaining files */
2848         info->pairs = g_list_remove_link (info->pairs, info->pairs);
2849         if (info->pairs != NULL) {
2850                 save_mime_part_to_file (info);
2851         } else {
2852                 g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
2853         }
2854
2855         return NULL;
2856 }
2857
2858 static void
2859 save_mime_parts_to_file_with_checks (GtkWindow *parent,
2860                                      SaveMimePartInfo *info)
2861 {
2862         gboolean is_ok = TRUE;
2863         gint replaced_files = 0;
2864         const GList *files = info->pairs;
2865         const GList *iter, *to_replace = NULL;
2866
2867         for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
2868                 SaveMimePartPair *pair = iter->data;
2869                 if (modest_utils_file_exists (pair->filename)) {
2870                         replaced_files++;
2871                         if (replaced_files == 1)
2872                                 to_replace = iter;
2873                 }
2874         }
2875         if (replaced_files) {
2876                 gint response;
2877
2878                 if (replaced_files == 1) {
2879                         SaveMimePartPair *pair = to_replace->data;
2880                         const gchar *basename = strrchr (pair->filename, G_DIR_SEPARATOR) + 1;
2881                         gchar *escaped_basename, *message;
2882
2883                         escaped_basename = g_uri_unescape_string (basename, NULL);
2884                         message = g_strdup_printf ("%s\n%s",
2885                                                    _FM("docm_nc_replace_file"),
2886                                                    (escaped_basename) ? escaped_basename : "");
2887                         response = modest_platform_run_confirmation_dialog (parent, message);
2888                         g_free (message);
2889                         g_free (escaped_basename);
2890                 } else {
2891                         response = modest_platform_run_confirmation_dialog (parent,
2892                                                                             _FM("docm_nc_replace_multiple"));
2893                 }
2894                 if (response != GTK_RESPONSE_OK)
2895                         is_ok = FALSE;
2896         }
2897
2898         if (!is_ok) {
2899                 save_mime_part_info_free (info, TRUE);
2900         } else {
2901                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
2902         }
2903
2904 }
2905
2906 static void
2907 save_attachments_response (GtkDialog *dialog,
2908                            gint       arg1,
2909                            gpointer   user_data)
2910 {
2911         TnyList *mime_parts;
2912         gchar *chooser_uri;
2913         GList *files_to_save = NULL;
2914         gchar *current_folder;
2915
2916         mime_parts = TNY_LIST (user_data);
2917
2918         if (arg1 != GTK_RESPONSE_OK)
2919                 goto end;
2920
2921         chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (dialog));
2922         current_folder = gtk_file_chooser_get_current_folder_uri (GTK_FILE_CHOOSER (dialog));
2923         if (current_folder && current_folder != '\0') {
2924                 GError *err = NULL;
2925                 modest_conf_set_string (modest_runtime_get_conf (), MODEST_CONF_LATEST_SAVE_ATTACHMENT_PATH,
2926                                         current_folder,&err);
2927                 if (err != NULL) {
2928                         g_debug ("Error storing latest used folder: %s", err->message);
2929                         g_error_free (err);
2930                 }
2931         }
2932         g_free (current_folder);
2933
2934         if (!modest_utils_folder_writable (chooser_uri)) {
2935                 hildon_banner_show_information
2936                         (NULL, NULL, _FM("sfil_ib_readonly_location"));
2937         } else {
2938                 TnyIterator *iter;
2939
2940                 iter = tny_list_create_iterator (mime_parts);
2941                 while (!tny_iterator_is_done (iter)) {
2942                         TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2943
2944                         if ((modest_tny_mime_part_is_attachment_for_modest (mime_part)) &&
2945                             !tny_mime_part_is_purged (mime_part) &&
2946                             (tny_mime_part_get_filename (mime_part) != NULL)) {
2947                                 SaveMimePartPair *pair;
2948
2949                                 pair = g_slice_new0 (SaveMimePartPair);
2950
2951                                 if (tny_list_get_length (mime_parts) > 1) {
2952                                         gchar *escaped =
2953                                                 gnome_vfs_escape_slashes (tny_mime_part_get_filename (mime_part));
2954                                         pair->filename = g_build_filename (chooser_uri, escaped, NULL);
2955                                         g_free (escaped);
2956                                 } else {
2957                                         pair->filename = g_strdup (chooser_uri);
2958                                 }
2959                                 pair->part = mime_part;
2960                                 files_to_save = g_list_prepend (files_to_save, pair);
2961                         }
2962                         tny_iterator_next (iter);
2963                 }
2964                 g_object_unref (iter);
2965         }
2966         g_free (chooser_uri);
2967
2968         if (files_to_save != NULL) {
2969                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
2970                 info->pairs = files_to_save;
2971                 info->result = TRUE;
2972                 save_mime_parts_to_file_with_checks ((GtkWindow *) dialog, info);
2973         }
2974
2975  end:
2976         /* Free and close the dialog */
2977         g_object_unref (mime_parts);
2978         gtk_widget_destroy (GTK_WIDGET (dialog));
2979 }
2980
2981 void
2982 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window,
2983                                          TnyList *mime_parts)
2984 {
2985         ModestMsgViewWindowPrivate *priv;
2986         GtkWidget *save_dialog = NULL;
2987         gchar *conf_folder = NULL;
2988         gchar *filename = NULL;
2989         gchar *save_multiple_str = NULL;
2990
2991         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2992         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2993
2994         if (mime_parts == NULL) {
2995                 /* In Hildon 2.2 save and delete operate over all the attachments as there's no
2996                  * selection available */
2997                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2998                 if (mime_parts && !modest_maemo_utils_select_attachments (GTK_WINDOW (window), mime_parts, FALSE)) {
2999                         g_object_unref (mime_parts);
3000                         return;
3001                 }
3002                 if (mime_parts == NULL || tny_list_get_length (mime_parts) == 0) {
3003                         if (mime_parts) {
3004                                 g_object_unref (mime_parts);
3005                                 mime_parts = NULL;
3006                         }
3007                         return;
3008                 }
3009         } else {
3010                 g_object_ref (mime_parts);
3011         }
3012
3013         /* prepare dialog */
3014         if (tny_list_get_length (mime_parts) == 1) {
3015                 TnyIterator *iter;
3016                 /* only one attachment selected */
3017                 iter = tny_list_create_iterator (mime_parts);
3018                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
3019                 g_object_unref (iter);
3020                 if (!modest_tny_mime_part_is_msg (mime_part) &&
3021                     modest_tny_mime_part_is_attachment_for_modest (mime_part) &&
3022                     !tny_mime_part_is_purged (mime_part)) {
3023                         filename = g_strdup (tny_mime_part_get_filename (mime_part));
3024                 } else {
3025                         /* TODO: show any error? */
3026                         g_warning ("%s: Tried to save a non-file attachment", __FUNCTION__);
3027                         g_object_unref (mime_parts);
3028                         return;
3029                 }
3030                 g_object_unref (mime_part);
3031         } else {
3032                 gint num = tny_list_get_length (mime_parts);
3033                 save_multiple_str = g_strdup_printf (dngettext("hildon-fm",
3034                                                                "sfil_va_number_of_objects_attachment",
3035                                                               "sfil_va_number_of_objects_attachments",
3036                                                               num), num);
3037         }
3038
3039         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
3040                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
3041
3042         /* set folder */
3043         conf_folder = modest_conf_get_string (modest_runtime_get_conf (), MODEST_CONF_LATEST_SAVE_ATTACHMENT_PATH, NULL);
3044         if (conf_folder && conf_folder[0] != '\0') {
3045                 gtk_file_chooser_set_current_folder_uri (GTK_FILE_CHOOSER (save_dialog), conf_folder);
3046         } else {
3047                 gchar *docs_folder;
3048                 /* Set the default folder to images folder */
3049                 docs_folder = g_build_filename (g_getenv (MYDOCS_ENV), DOCS_FOLDER, NULL);
3050                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), docs_folder);
3051                 g_free (docs_folder);
3052         }
3053         g_free (conf_folder);
3054
3055         /* set filename */
3056         if (filename) {
3057                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
3058                                                    filename);
3059                 g_free (filename);
3060         }
3061
3062         /* if multiple, set multiple string */
3063         if (save_multiple_str) {
3064                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
3065                 gtk_window_set_title (GTK_WINDOW (save_dialog), _FM("sfil_ti_save_objects_files"));
3066         }
3067
3068         /* We must run this asynchronously, because the hildon dialog
3069            performs a gtk_dialog_run by itself which leads to gdk
3070            deadlocks */
3071         g_signal_connect (save_dialog, "response",
3072                           G_CALLBACK (save_attachments_response), mime_parts);
3073
3074         gtk_widget_show_all (save_dialog);
3075 }
3076
3077 static gboolean
3078 show_remove_attachment_information (gpointer userdata)
3079 {
3080         ModestMsgViewWindow *window = (ModestMsgViewWindow *) userdata;
3081         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3082
3083         /* We're outside the main lock */
3084         gdk_threads_enter ();
3085
3086         if (priv->remove_attachment_banner != NULL) {
3087                 gtk_widget_destroy (priv->remove_attachment_banner);
3088                 g_object_unref (priv->remove_attachment_banner);
3089         }
3090
3091         priv->remove_attachment_banner = g_object_ref (
3092                 hildon_banner_show_animation (NULL, NULL, _("mcen_me_inbox_remove_attachments")));
3093
3094         gdk_threads_leave ();
3095
3096         return FALSE;
3097 }
3098
3099 void
3100 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
3101 {
3102         ModestMsgViewWindowPrivate *priv;
3103         TnyList *mime_parts = NULL, *tmp;
3104         gchar *confirmation_message;
3105         gint response;
3106         gint n_attachments;
3107         TnyMsg *msg;
3108         TnyIterator *iter;
3109
3110         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
3111         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3112
3113         /* In hildon 2.2 we ignore the get_all flag as we always get all attachments. This is
3114          * because we don't have selection
3115          */
3116         mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
3117
3118         /* Remove already purged messages from mime parts list. We use
3119            a copy of the list to remove items in the original one */
3120         tmp = tny_list_copy (mime_parts);
3121         iter = tny_list_create_iterator (tmp);
3122         while (!tny_iterator_is_done (iter)) {
3123                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
3124                 if (tny_mime_part_is_purged (part))
3125                         tny_list_remove (mime_parts, (GObject *) part);
3126
3127                 g_object_unref (part);
3128                 tny_iterator_next (iter);
3129         }
3130         g_object_unref (tmp);
3131         g_object_unref (iter);
3132
3133         if (!modest_maemo_utils_select_attachments (GTK_WINDOW (window), mime_parts, TRUE) ||
3134             tny_list_get_length (mime_parts) == 0) {
3135                 g_object_unref (mime_parts);
3136                 return;
3137         }
3138
3139         n_attachments = tny_list_get_length (mime_parts);
3140         if (n_attachments == 1) {
3141                 gchar *filename;
3142                 TnyMimePart *part;
3143
3144                 iter = tny_list_create_iterator (mime_parts);
3145                 part = (TnyMimePart *) tny_iterator_get_current (iter);
3146                 g_object_unref (iter);
3147                 if (modest_tny_mime_part_is_msg (part)) {
3148                         TnyHeader *header;
3149                         header = tny_msg_get_header (TNY_MSG (part));
3150                         filename = tny_header_dup_subject (header);
3151                         g_object_unref (header);
3152                         if (filename == NULL)
3153                                 filename = g_strdup (_("mail_va_no_subject"));
3154                 } else {
3155                         filename = g_strdup (tny_mime_part_get_filename (TNY_MIME_PART (part)));
3156                 }
3157                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
3158                 g_free (filename);
3159                 g_object_unref (part);
3160         } else {
3161                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
3162                                                                  "mcen_nc_purge_files_text",
3163                                                                  n_attachments), n_attachments);
3164         }
3165         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
3166                                                             confirmation_message);
3167         g_free (confirmation_message);
3168
3169         if (response != GTK_RESPONSE_OK) {
3170                 g_object_unref (mime_parts);
3171                 return;
3172         }
3173
3174         priv->purge_timeout = g_timeout_add (2000, show_remove_attachment_information, window);
3175
3176         iter = tny_list_create_iterator (mime_parts);
3177         while (!tny_iterator_is_done (iter)) {
3178                 TnyMimePart *part;
3179
3180                 part = (TnyMimePart *) tny_iterator_get_current (iter);
3181                 tny_mime_part_set_purged (TNY_MIME_PART (part));
3182                 g_object_unref (part);
3183                 tny_iterator_next (iter);
3184         }
3185         g_object_unref (iter);
3186
3187         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3188         tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
3189         tny_msg_rewrite_cache (msg);
3190         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
3191         g_object_unref (msg);
3192         update_branding (MODEST_MSG_VIEW_WINDOW (window));
3193
3194         g_object_unref (mime_parts);
3195
3196         if (priv->purge_timeout > 0) {
3197                 g_source_remove (priv->purge_timeout);
3198                 priv->purge_timeout = 0;
3199         }
3200
3201         if (priv->remove_attachment_banner) {
3202                 gtk_widget_destroy (priv->remove_attachment_banner);
3203                 g_object_unref (priv->remove_attachment_banner);
3204                 priv->remove_attachment_banner = NULL;
3205         }
3206 }
3207
3208
3209 static void
3210 update_window_title (ModestMsgViewWindow *window)
3211 {
3212         ModestMsgViewWindowPrivate *priv;
3213         TnyMsg *msg = NULL;
3214         TnyHeader *header = NULL;
3215         gchar *subject = NULL;
3216
3217         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3218
3219         /* Note that if the window is closed while we're retrieving
3220            the message, this widget could de deleted */
3221         if (!priv->msg_view)
3222                 return;
3223
3224         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3225
3226         if (priv->other_body) {
3227                 gchar *description;
3228
3229                 description = modest_tny_mime_part_get_header_value (priv->other_body, "Content-Description");
3230                 if (description) {
3231                         g_strstrip (description);
3232                         subject = description;
3233                 }
3234         } else if (msg != NULL) {
3235                 header = tny_msg_get_header (msg);
3236                 subject = tny_header_dup_subject (header);
3237                 g_object_unref (header);
3238                 g_object_unref (msg);
3239         }
3240
3241         if ((subject == NULL)||(subject[0] == '\0')) {
3242                 g_free (subject);
3243                 subject = g_strdup (_("mail_va_no_subject"));
3244         }
3245
3246         gtk_window_set_title (GTK_WINDOW (window), subject);
3247 }
3248
3249
3250 static void
3251 on_move_focus (GtkWidget *widget,
3252                GtkDirectionType direction,
3253                gpointer userdata)
3254 {
3255         g_signal_stop_emission_by_name (G_OBJECT (widget), "move-focus");
3256 }
3257
3258 static TnyStream *
3259 fetch_image_open_stream (TnyStreamCache *self, gint64 *expected_size, gchar *uri)
3260 {
3261         GnomeVFSResult result;
3262         GnomeVFSHandle *handle = NULL;
3263         GnomeVFSFileInfo *info = NULL;
3264         TnyStream *stream;
3265
3266         result = gnome_vfs_open (&handle, uri, GNOME_VFS_OPEN_READ);
3267         if (result != GNOME_VFS_OK) {
3268                 *expected_size = 0;
3269                 return NULL;
3270         }
3271
3272         info = gnome_vfs_file_info_new ();
3273         result = gnome_vfs_get_file_info_from_handle (handle, info, GNOME_VFS_FILE_INFO_DEFAULT);
3274         if (result != GNOME_VFS_OK || ! (info->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_SIZE)) {
3275                 /* We put a "safe" default size for going to cache */
3276                 *expected_size = (300*1024);
3277         } else {
3278                 *expected_size = info->size;
3279         }
3280         gnome_vfs_file_info_unref (info);
3281
3282         stream = tny_vfs_stream_new (handle);
3283
3284         return stream;
3285
3286 }
3287
3288 typedef struct {
3289         gchar *uri;
3290         gchar *cache_id;
3291         TnyStream *output_stream;
3292         GtkWidget *msg_view;
3293         GtkWidget *window;
3294 } FetchImageData;
3295
3296 gboolean
3297 on_fetch_image_idle_refresh_view (gpointer userdata)
3298 {
3299
3300         FetchImageData *fidata = (FetchImageData *) userdata;
3301
3302         gdk_threads_enter ();
3303         if (GTK_WIDGET_DRAWABLE (fidata->msg_view)) {
3304                 ModestMsgViewWindowPrivate *priv;
3305
3306                 priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (fidata->window);
3307                 priv->fetching_images--;
3308                 gtk_widget_queue_draw (fidata->msg_view);
3309                 update_progress_hint (MODEST_MSG_VIEW_WINDOW (fidata->window));
3310         }
3311         gdk_threads_leave ();
3312
3313         g_object_unref (fidata->msg_view);
3314         g_object_unref (fidata->window);
3315         g_slice_free (FetchImageData, fidata);
3316         return FALSE;
3317 }
3318
3319 static gpointer
3320 on_fetch_image_thread (gpointer userdata)
3321 {
3322         FetchImageData *fidata = (FetchImageData *) userdata;
3323         TnyStreamCache *cache;
3324         TnyStream *cache_stream;
3325
3326         cache = modest_runtime_get_images_cache ();
3327         cache_stream =
3328                 tny_stream_cache_get_stream (cache,
3329                                              fidata->cache_id,
3330                                              (TnyStreamCacheOpenStreamFetcher) fetch_image_open_stream,
3331                                              (gpointer) fidata->uri);
3332         g_free (fidata->cache_id);
3333         g_free (fidata->uri);
3334
3335         if (cache_stream != NULL) {
3336                 char buffer[4096];
3337
3338                 while (G_LIKELY (!tny_stream_is_eos (cache_stream))) {
3339                         gssize nb_read;
3340
3341                         nb_read = tny_stream_read (cache_stream, buffer, sizeof (buffer));
3342                         if (G_UNLIKELY (nb_read < 0)) {
3343                                 break;
3344                         } else if (G_LIKELY (nb_read > 0)) {
3345                                 gssize nb_written = 0;
3346
3347                                 while (G_UNLIKELY (nb_written < nb_read)) {
3348                                         gssize len;
3349
3350                                         len = tny_stream_write (fidata->output_stream, buffer + nb_written,
3351                                                                 nb_read - nb_written);
3352                                         if (G_UNLIKELY (len < 0))
3353                                                 break;
3354                                         nb_written += len;
3355                                 }
3356                         }
3357                 }
3358                 tny_stream_close (cache_stream);
3359                 g_object_unref (cache_stream);
3360         }
3361
3362         tny_stream_close (fidata->output_stream);
3363         g_object_unref (fidata->output_stream);
3364
3365         g_idle_add (on_fetch_image_idle_refresh_view, fidata);
3366
3367         return NULL;
3368 }
3369
3370 static gboolean
3371 on_fetch_image (ModestMsgView *msgview,
3372                 const gchar *uri,
3373                 TnyStream *stream,
3374                 ModestMsgViewWindow *window)
3375 {
3376         const gchar *current_account;
3377         ModestMsgViewWindowPrivate *priv;
3378         FetchImageData *fidata;
3379
3380         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3381
3382         current_account = modest_window_get_active_account (MODEST_WINDOW (window));
3383
3384         fidata = g_slice_new0 (FetchImageData);
3385         fidata->msg_view = g_object_ref (msgview);
3386         fidata->window = g_object_ref (window);
3387         fidata->uri = g_strdup (uri);
3388         fidata->cache_id = modest_images_cache_get_id (current_account, uri);
3389         fidata->output_stream = g_object_ref (stream);
3390
3391         priv->fetching_images++;
3392         if (g_thread_create (on_fetch_image_thread, fidata, FALSE, NULL) == NULL) {
3393                 g_object_unref (fidata->output_stream);
3394                 g_free (fidata->cache_id);
3395                 g_free (fidata->uri);
3396                 g_object_unref (fidata->msg_view);
3397                 g_slice_free (FetchImageData, fidata);
3398                 tny_stream_close (stream);
3399                 priv->fetching_images--;
3400                 update_progress_hint (window);
3401                 return FALSE;
3402         }
3403         update_progress_hint (window);
3404
3405         return TRUE;
3406 }
3407
3408 static void
3409 setup_menu (ModestMsgViewWindow *self)
3410 {
3411         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW(self));
3412
3413         /* Settings menu buttons */
3414         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_find"), NULL,
3415                                            APP_MENU_CALLBACK (modest_msg_view_window_show_find_toolbar),
3416                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_find_in_msg));
3417
3418         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_move_message"), NULL,
3419                                            APP_MENU_CALLBACK (modest_ui_actions_on_move_to),
3420                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
3421
3422         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_forward"), "<Control>d",
3423                                            APP_MENU_CALLBACK (modest_ui_actions_on_forward),
3424                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_reply_msg));
3425
3426         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_read"), NULL,
3427                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_read),
3428                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_read_msg_in_view));
3429
3430         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_unread"), NULL,
3431                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_unread),
3432                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_unread_msg_in_view));
3433
3434         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_save_attachments"), NULL,
3435                                            APP_MENU_CALLBACK (modest_ui_actions_save_attachments),
3436                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_save_attachments));
3437         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_remove_attachments"), NULL,
3438                                            APP_MENU_CALLBACK (modest_ui_actions_remove_attachments),
3439                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_remove_attachments));
3440
3441         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
3442                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
3443                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
3444         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_addtocontacts"), NULL,
3445                                            APP_MENU_CALLBACK (modest_ui_actions_add_to_contacts),
3446                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_add_to_contacts));
3447
3448         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_ti_message_properties"), NULL,
3449                                            APP_MENU_CALLBACK (modest_ui_actions_on_details),
3450                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
3451 }
3452
3453 void
3454 modest_msg_view_window_add_to_contacts (ModestMsgViewWindow *self)
3455 {
3456         ModestMsgViewWindowPrivate *priv;
3457         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3458         GSList *recipients = NULL;
3459         TnyMsg *msg = NULL;
3460         gboolean contacts_to_add = FALSE;
3461
3462         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3463         if (msg == NULL) {
3464                 TnyHeader *header;
3465
3466                 header = modest_msg_view_window_get_header (self);
3467                 if (header == NULL)
3468                         return;
3469                 recipients = modest_tny_msg_header_get_all_recipients_list (header);
3470                 g_object_unref (header);
3471         } else {
3472                 recipients = modest_tny_msg_get_all_recipients_list (msg);
3473                 g_object_unref (msg);
3474         }
3475
3476         if (recipients != NULL) {
3477                 GtkWidget *picker_dialog;
3478                 GtkWidget *selector;
3479                 GSList *node;
3480                 gchar *selected = NULL;
3481
3482                 selector = hildon_touch_selector_new_text ();
3483                 g_object_ref (selector);
3484
3485                 for (node = recipients; node != NULL; node = g_slist_next (node)) {
3486                         if (!modest_address_book_has_address ((const gchar *) node->data)) {
3487                                 hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector),
3488                                                                    (const gchar *) node->data);
3489                                 contacts_to_add = TRUE;
3490                         }
3491                 }
3492
3493                 if (contacts_to_add) {
3494                         gint picker_result;
3495
3496                         picker_dialog = hildon_picker_dialog_new (GTK_WINDOW (self));
3497                         gtk_window_set_title (GTK_WINDOW (picker_dialog), _("mcen_me_viewer_addtocontacts"));
3498
3499                         hildon_picker_dialog_set_selector (HILDON_PICKER_DIALOG (picker_dialog),
3500                                                            HILDON_TOUCH_SELECTOR (selector));
3501
3502                         picker_result = gtk_dialog_run (GTK_DIALOG (picker_dialog));
3503
3504                         if (picker_result == GTK_RESPONSE_OK) {
3505                                 selected = hildon_touch_selector_get_current_text (HILDON_TOUCH_SELECTOR (selector));
3506                         }
3507                         gtk_widget_destroy (picker_dialog);
3508
3509                         if (selected)
3510                                 modest_address_book_add_address (selected);
3511                         g_free (selected);
3512
3513                 } else {
3514
3515                         g_object_unref (selector);
3516
3517                 }
3518         }
3519
3520         if (recipients) {g_slist_foreach (recipients, (GFunc) g_free, NULL); g_slist_free (recipients);}
3521 }
3522
3523 static gboolean
3524 _modest_msg_view_window_map_event (GtkWidget *widget,
3525                                    GdkEvent *event,
3526                                    gpointer userdata)
3527 {
3528         ModestMsgViewWindow *self = (ModestMsgViewWindow *) userdata;
3529
3530         update_progress_hint (self);
3531
3532         return FALSE;
3533 }
3534
3535 void
3536 modest_msg_view_window_fetch_images (ModestMsgViewWindow *self)
3537 {
3538         ModestMsgViewWindowPrivate *priv;
3539         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3540
3541         modest_msg_view_request_fetch_images (MODEST_MSG_VIEW (priv->msg_view));
3542 }
3543
3544 gboolean
3545 modest_msg_view_window_has_blocked_external_images (ModestMsgViewWindow *self)
3546 {
3547         ModestMsgViewWindowPrivate *priv;
3548         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3549
3550         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
3551
3552         return modest_msg_view_has_blocked_external_images (MODEST_MSG_VIEW (priv->msg_view));
3553 }
3554
3555 void
3556 modest_msg_view_window_reload (ModestMsgViewWindow *self)
3557 {
3558         ModestMsgViewWindowPrivate *priv;
3559         TnyHeader *header;
3560
3561         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
3562
3563         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3564         header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW (self));
3565
3566         if (!message_reader (self, priv, header, NULL, NULL, priv->row_reference)) {
3567                 g_warning ("Shouldn't happen, trying to reload a message failed");
3568         }
3569
3570         g_object_unref (header);
3571 }
3572
3573 static void
3574 update_branding (ModestMsgViewWindow *self)
3575 {
3576         const gchar *account;
3577         const gchar *mailbox;
3578         ModestAccountMgr *mgr;
3579         ModestProtocol *protocol = NULL;
3580         gchar *service_name = NULL;
3581         const GdkPixbuf *service_icon = NULL;
3582         ModestMsgViewWindowPrivate *priv;
3583
3584         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3585
3586         account = modest_window_get_active_account (MODEST_WINDOW (self));
3587         mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (self));
3588
3589         mgr = modest_runtime_get_account_mgr ();
3590
3591         if (modest_account_mgr_account_is_multimailbox (mgr, account, &protocol)) {
3592                 if (MODEST_IS_ACCOUNT_PROTOCOL (protocol)) {
3593                         service_name = modest_account_protocol_get_service_name (MODEST_ACCOUNT_PROTOCOL (protocol),
3594                                                                                  account, mailbox);
3595                         service_icon = modest_account_protocol_get_service_icon (MODEST_ACCOUNT_PROTOCOL (protocol),
3596                                                                                  account, mailbox, MODEST_ICON_SIZE_SMALL);
3597                 }
3598         }
3599
3600         modest_msg_view_set_branding (MODEST_MSG_VIEW (priv->msg_view), service_name, service_icon);
3601         g_free (service_name);
3602 }