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
  70 #define MYDOCS_ENV "MYDOCSDIR"
  71 #define DOCS_FOLDER ".documents"
  72
  73 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
  74 struct _ModestMsgViewWindowPrivate {
  75
  76         GtkWidget   *msg_view;
  77         GtkWidget   *main_scroll;
  78         GtkWidget   *find_toolbar;
  79         gchar       *last_search;
  80
  81         /* Progress observers */
  82         GSList           *progress_widgets;
  83
  84         /* Tollbar items */
  85         GtkWidget   *prev_toolitem;
  86         GtkWidget   *next_toolitem;
  87         gboolean    progress_hint;
  88
  89         /* Optimized view enabled */
  90         gboolean optimized_view;
  91
  92         /* Whether this was created via the *_new_for_search_result() function. */
  93         gboolean is_search_result;
  94
  95         /* Whether the message is in outbox */
  96         gboolean is_outbox;
  97
  98         /* A reference to the @model of the header view
  99          * to allow selecting previous/next messages,
 100          * if the message is currently selected in the header view.
 101          */
 102         const gchar *header_folder_id;
 103         GtkTreeModel *header_model;
 104         GtkTreeRowReference *row_reference;
 105         GtkTreeRowReference *next_row_reference;
 106
 107         gulong clipboard_change_handler;
 108         gulong queue_change_handler;
 109         gulong account_removed_handler;
 110         gulong row_changed_handler;
 111         gulong row_deleted_handler;
 112         gulong row_inserted_handler;
 113         gulong rows_reordered_handler;
 114
 115         guint purge_timeout;
 116         GtkWidget *remove_attachment_banner;
 117
 118         gchar *msg_uid;
 119
 120         GSList *sighandlers;
 121 };
 122
 123 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
 124 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
 125 static void  modest_header_view_observer_init(
 126                 ModestHeaderViewObserverIface *iface_class);
 127 static void  modest_msg_view_window_finalize     (GObject *obj);
 128 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
 129                                                          gpointer data);
 130 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 131                                                         ModestMsgViewWindow *obj);
 132 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 133                                                         ModestMsgViewWindow *obj);
 134
 135 static void modest_msg_view_window_disconnect_signals (ModestWindow *self);
 136
 137 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
 138 static void modest_msg_view_window_set_zoom (ModestWindow *window,
 139                                              gdouble zoom);
 140 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
 141 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
 142 static gboolean modest_msg_view_window_key_event (GtkWidget *window,
 143                                                   GdkEventKey *event,
 144                                                   gpointer userdata);
 145 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
 146
 147 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
 148                                                    gboolean show_toolbar);
 149
 150 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
 151                                                            GdkEvent *event,
 152                                                            ModestMsgViewWindow *window);
 153
 154 static void modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
 155                                                    GtkTreePath *arg1,
 156                                                    GtkTreeIter *arg2,
 157                                                    ModestMsgViewWindow *window);
 158
 159 static void modest_msg_view_window_on_row_deleted (GtkTreeModel *header_model,
 160                                                    GtkTreePath *arg1,
 161                                                    ModestMsgViewWindow *window);
 162
 163 static void modest_msg_view_window_on_row_inserted (GtkTreeModel *header_model,
 164                                                     GtkTreePath *tree_path,
 165                                                     GtkTreeIter *tree_iter,
 166                                                     ModestMsgViewWindow *window);
 167
 168 static void modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
 169                                                      GtkTreePath *arg1,
 170                                                      GtkTreeIter *arg2,
 171                                                      gpointer arg3,
 172                                                      ModestMsgViewWindow *window);
 173
 174 static void modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *window,
 175                                                           GtkTreeModel *model,
 176                                                           const gchar *tny_folder_id);
 177
 178 static void on_queue_changed    (ModestMailOperationQueue *queue,
 179                                  ModestMailOperation *mail_op,
 180                                  ModestMailOperationQueueNotification type,
 181                                  ModestMsgViewWindow *self);
 182
 183 static void on_account_removed  (TnyAccountStore *account_store,
 184                                  TnyAccount *account,
 185                                  gpointer user_data);
 186
 187 static void on_move_focus (GtkWidget *widget,
 188                            GtkDirectionType direction,
 189                            gpointer userdata);
 190
 191 static void view_msg_cb         (ModestMailOperation *mail_op,
 192                                  TnyHeader *header,
 193                                  gboolean canceled,
 194                                  TnyMsg *msg,
 195                                  GError *error,
 196                                  gpointer user_data);
 197
 198 static void set_progress_hint    (ModestMsgViewWindow *self,
 199                                   gboolean enabled);
 200
 201 static void update_window_title (ModestMsgViewWindow *window);
 202
 203 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self);
 204 static void init_window (ModestMsgViewWindow *obj);
 205
 206 static gboolean msg_is_visible (TnyHeader *header, gboolean check_outbox);
 207
 208 static void check_dimming_rules_after_change (ModestMsgViewWindow *window);
 209
 210 static gboolean on_fetch_image (ModestMsgView *msgview,
 211                                 const gchar *uri,
 212                                 TnyStream *stream,
 213                                 ModestMsgViewWindow *window);
 214
 215 static gboolean modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 216                                                      GtkScrollType scroll_type,
 217                                                      gboolean horizontal,
 218                                                      gpointer userdata);
 219 static gboolean message_reader (ModestMsgViewWindow *window,
 220                                 ModestMsgViewWindowPrivate *priv,
 221                                 TnyHeader *header,
 222                                 GtkTreeRowReference *row_reference);
 223
 224 static void setup_menu (ModestMsgViewWindow *self);
 225 static gboolean _modest_msg_view_window_map_event (GtkWidget *widget,
 226                                                    GdkEvent *event,
 227                                                    gpointer userdata);
 228
 229 /* list my signals */
 230 enum {
 231         MSG_CHANGED_SIGNAL,
 232         SCROLL_CHILD_SIGNAL,
 233         LAST_SIGNAL
 234 };
 235
 236 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 237         { "FindInMessage",    MODEST_TOOLBAR_ICON_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 238 };
 239
 240
 241 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 242                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 243                                                     ModestMsgViewWindowPrivate))
 244 /* globals */
 245 static GtkWindowClass *parent_class = NULL;
 246
 247 /* uncomment the following if you have defined any signals */
 248 static guint signals[LAST_SIGNAL] = {0};
 249
 250 GType
 251 modest_msg_view_window_get_type (void)
 252 {
 253         static GType my_type = 0;
 254         if (!my_type) {
 255                 static const GTypeInfo my_info = {
 256                         sizeof(ModestMsgViewWindowClass),
 257                         NULL,           /* base init */
 258                         NULL,           /* base finalize */
 259                         (GClassInitFunc) modest_msg_view_window_class_init,
 260                         NULL,           /* class finalize */
 261                         NULL,           /* class data */
 262                         sizeof(ModestMsgViewWindow),
 263                         1,              /* n_preallocs */
 264                         (GInstanceInitFunc) modest_msg_view_window_init,
 265                         NULL
 266                 };
 267                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 268                                                   "ModestMsgViewWindow",
 269                                                   &my_info, 0);
 270
 271                 static const GInterfaceInfo modest_header_view_observer_info =
 272                 {
 273                         (GInterfaceInitFunc) modest_header_view_observer_init,
 274                         NULL,         /* interface_finalize */
 275                         NULL          /* interface_data */
 276                 };
 277
 278                 g_type_add_interface_static (my_type,
 279                                 MODEST_TYPE_HEADER_VIEW_OBSERVER,
 280                                 &modest_header_view_observer_info);
 281         }
 282         return my_type;
 283 }
 284
 285 static void
 286 save_state (ModestWindow *self)
 287 {
 288         modest_widget_memory_save (modest_runtime_get_conf (),
 289                                    G_OBJECT(self),
 290                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 291 }
 292
 293 static
 294 gboolean modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 295                                               GtkScrollType scroll_type,
 296                                               gboolean horizontal,
 297                                               gpointer userdata)
 298 {
 299         ModestMsgViewWindowPrivate *priv;
 300         gboolean return_value;
 301
 302         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 303         g_signal_emit_by_name (priv->main_scroll, "scroll-child", scroll_type, horizontal, &return_value);
 304         return return_value;
 305 }
 306
 307 static void
 308 add_scroll_binding (GtkBindingSet *binding_set,
 309                     guint keyval,
 310                     GtkScrollType scroll)
 311 {
 312         guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
 313
 314         gtk_binding_entry_add_signal (binding_set, keyval, 0,
 315                                       "scroll_child", 2,
 316                                       GTK_TYPE_SCROLL_TYPE, scroll,
 317                                       G_TYPE_BOOLEAN, FALSE);
 318         gtk_binding_entry_add_signal (binding_set, keypad_keyval, 0,
 319                                       "scroll_child", 2,
 320                                       GTK_TYPE_SCROLL_TYPE, scroll,
 321                                       G_TYPE_BOOLEAN, FALSE);
 322 }
 323
 324 static void
 325 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 326 {
 327         GObjectClass *gobject_class;
 328         HildonWindowClass *hildon_window_class;
 329         ModestWindowClass *modest_window_class;
 330         GtkBindingSet *binding_set;
 331
 332         gobject_class = (GObjectClass*) klass;
 333         hildon_window_class = (HildonWindowClass *) klass;
 334         modest_window_class = (ModestWindowClass *) klass;
 335
 336         parent_class            = g_type_class_peek_parent (klass);
 337         gobject_class->finalize = modest_msg_view_window_finalize;
 338
 339         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 340         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 341         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 342         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 343         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 344         modest_window_class->disconnect_signals_func = modest_msg_view_window_disconnect_signals;
 345
 346         modest_window_class->save_state_func = save_state;
 347
 348         klass->scroll_child = modest_msg_view_window_scroll_child;
 349
 350         signals[MSG_CHANGED_SIGNAL] =
 351                 g_signal_new ("msg-changed",
 352                               G_TYPE_FROM_CLASS (gobject_class),
 353                               G_SIGNAL_RUN_FIRST,
 354                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 355                               NULL, NULL,
 356                               modest_marshal_VOID__POINTER_POINTER,
 357                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 358
 359         signals[SCROLL_CHILD_SIGNAL] =
 360                 g_signal_new ("scroll-child",
 361                               G_TYPE_FROM_CLASS (gobject_class),
 362                               G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
 363                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, scroll_child),
 364                               NULL, NULL,
 365                               modest_marshal_BOOLEAN__ENUM_BOOLEAN,
 366                               G_TYPE_BOOLEAN, 2, GTK_TYPE_SCROLL_TYPE, G_TYPE_BOOLEAN);
 367
 368         binding_set = gtk_binding_set_by_class (klass);
 369         add_scroll_binding (binding_set, GDK_Up, GTK_SCROLL_STEP_UP);
 370         add_scroll_binding (binding_set, GDK_Down, GTK_SCROLL_STEP_DOWN);
 371         add_scroll_binding (binding_set, GDK_Page_Up, GTK_SCROLL_PAGE_UP);
 372         add_scroll_binding (binding_set, GDK_Page_Down, GTK_SCROLL_PAGE_DOWN);
 373         add_scroll_binding (binding_set, GDK_Home, GTK_SCROLL_START);
 374         add_scroll_binding (binding_set, GDK_End, GTK_SCROLL_END);
 375
 376         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 377
 378 }
 379
 380 static void modest_header_view_observer_init(
 381                 ModestHeaderViewObserverIface *iface_class)
 382 {
 383         iface_class->update_func = modest_msg_view_window_update_model_replaced;
 384 }
 385
 386 static void
 387 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 388 {
 389         ModestMsgViewWindowPrivate *priv;
 390         ModestWindowPrivate *parent_priv = NULL;
 391         GtkActionGroup *action_group = NULL;
 392         GError *error = NULL;
 393         GdkPixbuf *window_icon;
 394
 395         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 396         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 397         parent_priv->ui_manager = gtk_ui_manager_new();
 398
 399         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 400         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 401
 402         /* Add common actions */
 403         gtk_action_group_add_actions (action_group,
 404                                       modest_action_entries,
 405                                       G_N_ELEMENTS (modest_action_entries),
 406                                       obj);
 407         gtk_action_group_add_toggle_actions (action_group,
 408                                              msg_view_toggle_action_entries,
 409                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 410                                              obj);
 411
 412         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 413         g_object_unref (action_group);
 414
 415         /* Load the UI definition */
 416         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 417                                          &error);
 418         if (error) {
 419                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 420                 g_error_free (error);
 421                 error = NULL;
 422         }
 423         /* ****** */
 424
 425         /* Add accelerators */
 426         gtk_window_add_accel_group (GTK_WINDOW (obj),
 427                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 428
 429         priv->is_search_result = FALSE;
 430         priv->is_outbox = FALSE;
 431
 432         priv->msg_view      = NULL;
 433         priv->header_model  = NULL;
 434         priv->header_folder_id  = NULL;
 435         priv->clipboard_change_handler = 0;
 436         priv->queue_change_handler = 0;
 437         priv->account_removed_handler = 0;
 438         priv->row_changed_handler = 0;
 439         priv->row_deleted_handler = 0;
 440         priv->row_inserted_handler = 0;
 441         priv->rows_reordered_handler = 0;
 442         priv->progress_hint = FALSE;
 443
 444         priv->optimized_view  = FALSE;
 445         priv->purge_timeout = 0;
 446         priv->remove_attachment_banner = NULL;
 447         priv->msg_uid = NULL;
 448
 449         priv->sighandlers = NULL;
 450
 451         /* Init window */
 452         init_window (MODEST_MSG_VIEW_WINDOW(obj));
 453
 454         /* Set window icon */
 455         window_icon = modest_platform_get_icon (MODEST_APP_MSG_VIEW_ICON, MODEST_ICON_SIZE_BIG);
 456         if (window_icon) {
 457                 gtk_window_set_icon (GTK_WINDOW (obj), window_icon);
 458                 g_object_unref (window_icon);
 459         }
 460
 461         hildon_program_add_window (hildon_program_get_instance(),
 462                                    HILDON_WINDOW(obj));
 463
 464 }
 465
 466
 467 static gboolean
 468 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 469 {
 470         ModestMsgViewWindowPrivate *priv = NULL;
 471
 472         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 473
 474         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 475
 476         set_progress_hint (self, TRUE);
 477
 478         return FALSE;
 479 }
 480
 481 static void
 482 set_progress_hint (ModestMsgViewWindow *self,
 483                    gboolean enabled)
 484 {
 485         ModestWindowPrivate *parent_priv;
 486         ModestMsgViewWindowPrivate *priv;
 487
 488         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 489
 490         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 491         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 492
 493         /* Sets current progress hint */
 494         priv->progress_hint = enabled;
 495
 496         if (GTK_WIDGET_VISIBLE (self)) {
 497                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), enabled?1:0);
 498         }
 499
 500 }
 501
 502
 503 static void
 504 init_window (ModestMsgViewWindow *obj)
 505 {
 506         GtkWidget *main_vbox;
 507         ModestMsgViewWindowPrivate *priv;
 508
 509         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 510
 511         priv->msg_view = GTK_WIDGET (tny_platform_factory_new_msg_view (modest_tny_platform_factory_get_instance ()));
 512         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 513         main_vbox = gtk_vbox_new  (FALSE, 6);
 514 #ifdef MODEST_TOOLKIT_HILDON2
 515         priv->main_scroll = hildon_pannable_area_new ();
 516         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 517 #else
 518 #ifdef MODEST_USE_MOZEMBED
 519         priv->main_scroll = priv->msg_view;
 520         gtk_widget_set_size_request (priv->msg_view, -1, 1600);
 521 #else
 522         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 523         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 524 #endif
 525         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 526         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 527         modest_maemo_set_thumbable_scrollbar (GTK_SCROLLED_WINDOW(priv->main_scroll), TRUE);
 528
 529 #endif
 530         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 531         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 532
 533         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 534         hildon_window_add_toolbar (HILDON_WINDOW (obj), GTK_TOOLBAR (priv->find_toolbar));
 535         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 536
 537         /* NULL-ize fields if the window is destroyed */
 538         g_signal_connect (priv->msg_view, "destroy", G_CALLBACK (gtk_widget_destroyed), &(priv->msg_view));
 539
 540         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 541 }
 542
 543 static void
 544 modest_msg_view_window_disconnect_signals (ModestWindow *self)
 545 {
 546         ModestMsgViewWindowPrivate *priv;
 547         GtkWidget *header_view = NULL;
 548         GtkWindow *parent_window = NULL;
 549
 550         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 551
 552         if (gtk_clipboard_get (GDK_SELECTION_PRIMARY) &&
 553             g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 554                                            priv->clipboard_change_handler))
 555                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 556                                              priv->clipboard_change_handler);
 557
 558         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 559                                            priv->queue_change_handler))
 560                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 561                                              priv->queue_change_handler);
 562
 563         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_account_store ()),
 564                                            priv->account_removed_handler))
 565                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_account_store ()),
 566                                              priv->account_removed_handler);
 567
 568         if (priv->header_model) {
 569                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 570                                                   priv->row_changed_handler))
 571                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 572                                                     priv->row_changed_handler);
 573
 574                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 575                                                   priv->row_deleted_handler))
 576                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 577                                              priv->row_deleted_handler);
 578
 579                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 580                                                   priv->row_inserted_handler))
 581                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 582                                                     priv->row_inserted_handler);
 583
 584                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 585                                                   priv->rows_reordered_handler))
 586                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 587                                                     priv->rows_reordered_handler);
 588         }
 589
 590         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 591         priv->sighandlers = NULL;
 592
 593         parent_window = gtk_window_get_transient_for (GTK_WINDOW (self));
 594         if (parent_window && MODEST_IS_HEADER_WINDOW (parent_window)) {
 595                 header_view = GTK_WIDGET (modest_header_window_get_header_view (MODEST_HEADER_WINDOW (parent_window)));
 596                 if (header_view) {
 597                         modest_header_view_remove_observer(MODEST_HEADER_VIEW (header_view),
 598                                                            MODEST_HEADER_VIEW_OBSERVER(self));
 599                 }
 600         }
 601 }
 602
 603 static void
 604 modest_msg_view_window_finalize (GObject *obj)
 605 {
 606         ModestMsgViewWindowPrivate *priv;
 607
 608         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 609
 610         /* Sanity check: shouldn't be needed, the window mgr should
 611            call this function before */
 612         modest_msg_view_window_disconnect_signals (MODEST_WINDOW (obj));
 613
 614         if (priv->header_model != NULL) {
 615                 g_object_unref (priv->header_model);
 616                 priv->header_model = NULL;
 617         }
 618
 619         if (priv->remove_attachment_banner) {
 620                 gtk_widget_destroy (priv->remove_attachment_banner);
 621                 g_object_unref (priv->remove_attachment_banner);
 622                 priv->remove_attachment_banner = NULL;
 623         }
 624
 625         if (priv->purge_timeout > 0) {
 626                 g_source_remove (priv->purge_timeout);
 627                 priv->purge_timeout = 0;
 628         }
 629
 630         if (priv->row_reference) {
 631                 gtk_tree_row_reference_free (priv->row_reference);
 632                 priv->row_reference = NULL;
 633         }
 634
 635         if (priv->next_row_reference) {
 636                 gtk_tree_row_reference_free (priv->next_row_reference);
 637                 priv->next_row_reference = NULL;
 638         }
 639
 640         if (priv->msg_uid) {
 641                 g_free (priv->msg_uid);
 642                 priv->msg_uid = NULL;
 643         }
 644
 645         G_OBJECT_CLASS(parent_class)->finalize (obj);
 646 }
 647
 648 static gboolean
 649 select_next_valid_row (GtkTreeModel *model,
 650                        GtkTreeRowReference **row_reference,
 651                        gboolean cycle,
 652                        gboolean is_outbox)
 653 {
 654         GtkTreeIter tmp_iter;
 655         GtkTreePath *path;
 656         GtkTreePath *next = NULL;
 657         gboolean retval = FALSE, finished;
 658
 659         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 660
 661         path = gtk_tree_row_reference_get_path (*row_reference);
 662         gtk_tree_model_get_iter (model, &tmp_iter, path);
 663         gtk_tree_row_reference_free (*row_reference);
 664         *row_reference = NULL;
 665
 666         finished = FALSE;
 667         do {
 668                 TnyHeader *header = NULL;
 669
 670                 if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 671                         gtk_tree_model_get (model, &tmp_iter,
 672                                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 673                                             &header, -1);
 674
 675                         if (header) {
 676                                 if (msg_is_visible (header, is_outbox)) {
 677                                         next = gtk_tree_model_get_path (model, &tmp_iter);
 678                                         *row_reference = gtk_tree_row_reference_new (model, next);
 679                                         gtk_tree_path_free (next);
 680                                         retval = TRUE;
 681                                         finished = TRUE;
 682                                 }
 683                                 g_object_unref (header);
 684                                 header = NULL;
 685                         }
 686                 } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 687                         next = gtk_tree_model_get_path (model, &tmp_iter);
 688
 689                         /* Ensure that we are not selecting the same */
 690                         if (gtk_tree_path_compare (path, next) != 0) {
 691                                 gtk_tree_model_get (model, &tmp_iter,
 692                                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 693                                                     &header, -1);
 694                                 if (header) {
 695                                         if (msg_is_visible (header, is_outbox)) {
 696                                                 *row_reference = gtk_tree_row_reference_new (model, next);
 697                                                 retval = TRUE;
 698                                                 finished = TRUE;
 699                                         }
 700                                         g_object_unref (header);
 701                                         header = NULL;
 702                                 }
 703                         } else {
 704                                 /* If we ended up in the same message
 705                                    then there is no valid next
 706                                    message */
 707                                 finished = TRUE;
 708                         }
 709                         gtk_tree_path_free (next);
 710                 } else {
 711                         /* If there are no more messages and we don't
 712                            want to start again in the first one then
 713                            there is no valid next message */
 714                         finished = TRUE;
 715                 }
 716         } while (!finished);
 717
 718         /* Free */
 719         gtk_tree_path_free (path);
 720
 721         return retval;
 722 }
 723
 724 /* TODO: This should be in _init(), with the parameters as properties. */
 725 static void
 726 modest_msg_view_window_construct (ModestMsgViewWindow *self,
 727                                   const gchar *modest_account_name,
 728                                   const gchar *msg_uid)
 729 {
 730         GObject *obj = NULL;
 731         ModestMsgViewWindowPrivate *priv = NULL;
 732         ModestWindowPrivate *parent_priv = NULL;
 733         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 734         ModestDimmingRulesGroup *clipboard_rules_group = NULL;
 735
 736         obj = G_OBJECT (self);
 737         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 738         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 739
 740         priv->msg_uid = g_strdup (msg_uid);
 741
 742         /* Menubar */
 743         parent_priv->menubar = NULL;
 744
 745         toolbar_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_TOOLBAR, TRUE);
 746         clipboard_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_CLIPBOARD, FALSE);
 747
 748         setup_menu (self);
 749         /* Add common dimming rules */
 750         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 751                                               modest_msg_view_toolbar_dimming_entries,
 752                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 753                                               MODEST_WINDOW (self));
 754         modest_dimming_rules_group_add_rules (clipboard_rules_group,
 755                                               modest_msg_view_clipboard_dimming_entries,
 756                                               G_N_ELEMENTS (modest_msg_view_clipboard_dimming_entries),
 757                                               MODEST_WINDOW (self));
 758
 759         /* Insert dimming rules group for this window */
 760         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 761         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, clipboard_rules_group);
 762         g_object_unref (toolbar_rules_group);
 763         g_object_unref (clipboard_rules_group);
 764
 765         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 766
 767         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);
 768         g_signal_connect (G_OBJECT(priv->msg_view), "activate_link",
 769                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 770         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 771                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 772         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 773                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 774         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 775                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 776         g_signal_connect (G_OBJECT(priv->msg_view), "show_details",
 777                           G_CALLBACK (modest_ui_actions_on_details), obj);
 778         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 779                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 780         g_signal_connect (G_OBJECT (priv->msg_view), "fetch_image",
 781                           G_CALLBACK (on_fetch_image), obj);
 782
 783         g_signal_connect (G_OBJECT (obj), "key-release-event",
 784                           G_CALLBACK (modest_msg_view_window_key_event),
 785                           NULL);
 786
 787         g_signal_connect (G_OBJECT (obj), "key-press-event",
 788                           G_CALLBACK (modest_msg_view_window_key_event),
 789                           NULL);
 790
 791         g_signal_connect (G_OBJECT (obj), "move-focus",
 792                           G_CALLBACK (on_move_focus), obj);
 793
 794         g_signal_connect (G_OBJECT (obj), "map-event",
 795                           G_CALLBACK (_modest_msg_view_window_map_event),
 796                           G_OBJECT (obj));
 797
 798         /* Mail Operation Queue */
 799         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 800                                                        "queue-changed",
 801                                                        G_CALLBACK (on_queue_changed),
 802                                                        obj);
 803
 804         /* Account manager */
 805         priv->account_removed_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
 806                                                           "account_removed",
 807                                                           G_CALLBACK(on_account_removed),
 808                                                           obj);
 809
 810         modest_window_set_active_account (MODEST_WINDOW(obj), modest_account_name);
 811
 812         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 813         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 814         priv->last_search = NULL;
 815
 816         modest_msg_view_window_show_toolbar (MODEST_WINDOW (obj), TRUE);
 817
 818         /* Init the clipboard actions dim status */
 819         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 820
 821         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 822
 823
 824 }
 825
 826 /* FIXME: parameter checks */
 827 ModestWindow *
 828 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 829                                               const gchar *modest_account_name,
 830                                               const gchar *msg_uid,
 831                                               GtkTreeModel *model,
 832                                               GtkTreeRowReference *row_reference)
 833 {
 834         ModestMsgViewWindow *window = NULL;
 835         ModestMsgViewWindowPrivate *priv = NULL;
 836         TnyFolder *header_folder = NULL;
 837         ModestHeaderView *header_view = NULL;
 838         ModestWindow *main_window = NULL;
 839         ModestWindowMgr *mgr = NULL;
 840
 841         MODEST_DEBUG_BLOCK (
 842                modest_tny_mime_part_to_string (TNY_MIME_PART (msg), 0);
 843         );
 844
 845         mgr = modest_runtime_get_window_mgr ();
 846         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 847         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 848
 849         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 850
 851         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 852
 853         /* Remember the message list's TreeModel so we can detect changes
 854          * and change the list selection when necessary: */
 855
 856         main_window = modest_window_mgr_get_main_window(mgr, FALSE); /* don't create */
 857         if (main_window) {
 858                 header_view = MODEST_HEADER_VIEW(modest_main_window_get_child_widget(
 859                                                          MODEST_MAIN_WINDOW(main_window),
 860                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
 861         }
 862
 863         if (header_view != NULL){
 864                 header_folder = modest_header_view_get_folder(header_view);
 865                 /* This could happen if the header folder was
 866                    unseleted before opening this msg window (for
 867                    example if the user selects an account in the
 868                    folder view of the main window */
 869                 if (header_folder) {
 870                         priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) == TNY_FOLDER_TYPE_OUTBOX);
 871                         priv->header_folder_id = tny_folder_get_id(header_folder);
 872                         g_assert(priv->header_folder_id != NULL);
 873                         g_object_unref(header_folder);
 874                 }
 875         }
 876
 877         /* Setup row references and connect signals */
 878         priv->header_model = g_object_ref (model);
 879
 880         if (row_reference) {
 881                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 882                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 883                 select_next_valid_row (model, &(priv->next_row_reference), TRUE, priv->is_outbox);
 884         } else {
 885                 priv->row_reference = NULL;
 886                 priv->next_row_reference = NULL;
 887         }
 888
 889         /* Connect signals */
 890         priv->row_changed_handler =
 891                 g_signal_connect (GTK_TREE_MODEL(model), "row-changed",
 892                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
 893                                   window);
 894         priv->row_deleted_handler =
 895                 g_signal_connect (GTK_TREE_MODEL(model), "row-deleted",
 896                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
 897                                   window);
 898         priv->row_inserted_handler =
 899                 g_signal_connect (GTK_TREE_MODEL(model), "row-inserted",
 900                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
 901                                   window);
 902         priv->rows_reordered_handler =
 903                 g_signal_connect(GTK_TREE_MODEL(model), "rows-reordered",
 904                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
 905                                  window);
 906
 907         if (header_view != NULL){
 908                 modest_header_view_add_observer(header_view,
 909                                 MODEST_HEADER_VIEW_OBSERVER(window));
 910         }
 911
 912         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 913         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
 914
 915         /* gtk_widget_show_all (GTK_WIDGET (window)); */
 916         modest_msg_view_window_update_priority (window);
 917         /* Check dimming rules */
 918         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 919         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
 920         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 921
 922         return MODEST_WINDOW(window);
 923 }
 924
 925 ModestWindow *
 926 modest_msg_view_window_new_from_header_view (ModestHeaderView *header_view,
 927                                               const gchar *modest_account_name,
 928                                               const gchar *msg_uid,
 929                                               GtkTreeRowReference *row_reference)
 930 {
 931         ModestMsgViewWindow *window = NULL;
 932         ModestMsgViewWindowPrivate *priv = NULL;
 933         TnyFolder *header_folder = NULL;
 934         ModestWindowMgr *mgr = NULL;
 935         GtkTreePath *path;
 936         GtkTreeIter iter;
 937
 938         mgr = modest_runtime_get_window_mgr ();
 939         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 940         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 941
 942         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 943
 944         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 945
 946         /* Remember the message list's TreeModel so we can detect changes
 947          * and change the list selection when necessary: */
 948
 949         if (header_view != NULL){
 950                 header_folder = modest_header_view_get_folder(header_view);
 951                 /* This could happen if the header folder was
 952                    unseleted before opening this msg window (for
 953                    example if the user selects an account in the
 954                    folder view of the main window */
 955                 if (header_folder) {
 956                         priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) == TNY_FOLDER_TYPE_OUTBOX);
 957                         priv->header_folder_id = tny_folder_get_id(header_folder);
 958                         g_assert(priv->header_folder_id != NULL);
 959                         g_object_unref(header_folder);
 960                 }
 961         }
 962
 963         /* Setup row references and connect signals */
 964         priv->header_model = gtk_tree_view_get_model (GTK_TREE_VIEW (header_view));
 965         g_object_ref (priv->header_model);
 966
 967         if (row_reference) {
 968                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 969                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 970                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
 971         } else {
 972                 priv->row_reference = NULL;
 973                 priv->next_row_reference = NULL;
 974         }
 975
 976         /* Connect signals */
 977         priv->row_changed_handler =
 978                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-changed",
 979                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
 980                                   window);
 981         priv->row_deleted_handler =
 982                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-deleted",
 983                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
 984                                   window);
 985         priv->row_inserted_handler =
 986                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-inserted",
 987                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
 988                                   window);
 989         priv->rows_reordered_handler =
 990                 g_signal_connect(GTK_TREE_MODEL(priv->header_model), "rows-reordered",
 991                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
 992                                  window);
 993
 994         if (header_view != NULL){
 995                 modest_header_view_add_observer(header_view,
 996                                 MODEST_HEADER_VIEW_OBSERVER(window));
 997         }
 998
 999         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), NULL);
1000
1001         path = gtk_tree_row_reference_get_path (row_reference);
1002         if (gtk_tree_model_get_iter (priv->header_model, &iter, path)) {
1003                 TnyHeader *header;
1004                 gtk_tree_model_get (priv->header_model, &iter,
1005                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1006                                     &header, -1);
1007                 message_reader (window, priv, header, row_reference);
1008         }
1009         gtk_tree_path_free (path);
1010
1011         /* Check dimming rules */
1012         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1013         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1014         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1015
1016         return MODEST_WINDOW(window);
1017 }
1018
1019 ModestWindow *
1020 modest_msg_view_window_new_for_search_result (TnyMsg *msg,
1021                                               const gchar *modest_account_name,
1022                                               const gchar *msg_uid)
1023 {
1024         ModestMsgViewWindow *window = NULL;
1025         ModestMsgViewWindowPrivate *priv = NULL;
1026         ModestWindowMgr *mgr = NULL;
1027
1028         mgr = modest_runtime_get_window_mgr ();
1029         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
1030         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
1031         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
1032
1033         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1034
1035         /* Remember that this is a search result,
1036          * so we can disable some UI appropriately: */
1037         priv->is_search_result = TRUE;
1038
1039         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1040
1041         update_window_title (window);
1042         /* gtk_widget_show_all (GTK_WIDGET (window));*/
1043         modest_msg_view_window_update_priority (window);
1044
1045         /* Check dimming rules */
1046         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1047         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1048         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1049
1050         return MODEST_WINDOW(window);
1051 }
1052
1053 ModestWindow *
1054 modest_msg_view_window_new_for_attachment (TnyMsg *msg,
1055                             const gchar *modest_account_name,
1056                             const gchar *msg_uid)
1057 {
1058         GObject *obj = NULL;
1059         ModestMsgViewWindowPrivate *priv;
1060         ModestWindowMgr *mgr = NULL;
1061
1062         g_return_val_if_fail (msg, NULL);
1063         mgr = modest_runtime_get_window_mgr ();
1064         obj = G_OBJECT (modest_window_mgr_get_msg_view_window (mgr));
1065         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1066         modest_msg_view_window_construct (MODEST_MSG_VIEW_WINDOW (obj),
1067                 modest_account_name, msg_uid);
1068
1069         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1070         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
1071
1072         /* gtk_widget_show_all (GTK_WIDGET (obj)); */
1073
1074         /* Check dimming rules */
1075         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
1076         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (obj));
1077         modest_window_check_dimming_rules_group (MODEST_WINDOW (obj), MODEST_DIMMING_RULES_CLIPBOARD);
1078
1079         return MODEST_WINDOW(obj);
1080 }
1081
1082 static void
1083 modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
1084                                        GtkTreePath *arg1,
1085                                        GtkTreeIter *arg2,
1086                                        ModestMsgViewWindow *window)
1087 {
1088         check_dimming_rules_after_change (window);
1089 }
1090
1091 static void
1092 modest_msg_view_window_on_row_deleted(GtkTreeModel *header_model,
1093                                       GtkTreePath *arg1,
1094                                       ModestMsgViewWindow *window)
1095 {
1096         check_dimming_rules_after_change (window);
1097 }
1098         /* The window could have dissapeared */
1099
1100 static void
1101 check_dimming_rules_after_change (ModestMsgViewWindow *window)
1102 {
1103         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1104         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1105 }
1106
1107
1108 /* On insertions we check if the folder still has the message we are
1109  * showing or do not. If do not, we do nothing. Which means we are still
1110  * not attached to any header folder and thus next/prev buttons are
1111  * still dimmed. Once the message that is shown by msg-view is found, the
1112  * new model of header-view will be attached and the references will be set.
1113  * On each further insertions dimming rules will be checked. However
1114  * this requires extra CPU time at least works.
1115  * (An message might be deleted from TnyFolder and thus will not be
1116  * inserted into the model again for example if it is removed by the
1117  * imap server and the header view is refreshed.)
1118  */
1119 static void
1120 modest_msg_view_window_on_row_inserted (GtkTreeModel *model,
1121                                         GtkTreePath *tree_path,
1122                                         GtkTreeIter *tree_iter,
1123                                         ModestMsgViewWindow *window)
1124 {
1125         ModestMsgViewWindowPrivate *priv = NULL;
1126         TnyHeader *header = NULL;
1127
1128         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1129         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1130
1131         g_assert (model == priv->header_model);
1132
1133         /* Check if the newly inserted message is the same we are actually
1134          * showing. IF not, we should remain detached from the header model
1135          * and thus prev and next toolbar buttons should remain dimmed. */
1136         gtk_tree_model_get (model, tree_iter,
1137                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1138                             &header, -1);
1139
1140         if (TNY_IS_HEADER (header)) {
1141                 gchar *uid = NULL;
1142
1143                 uid = modest_tny_folder_get_header_unique_id (header);
1144                 if (!g_str_equal(priv->msg_uid, uid)) {
1145                         check_dimming_rules_after_change (window);
1146                         g_free(uid);
1147                         g_object_unref (G_OBJECT(header));
1148                         return;
1149                 }
1150                 g_free(uid);
1151                 g_object_unref(G_OBJECT(header));
1152         }
1153
1154         if (priv->row_reference) {
1155                 gtk_tree_row_reference_free (priv->row_reference);
1156         }
1157
1158         /* Setup row_reference for the actual msg. */
1159         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, tree_path);
1160         if (priv->row_reference == NULL) {
1161                 g_warning("No reference for msg header item.");
1162                 return;
1163         }
1164
1165         /* Now set up next_row_reference. */
1166         if (priv->next_row_reference) {
1167                 gtk_tree_row_reference_free (priv->next_row_reference);
1168         }
1169
1170         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1171         select_next_valid_row (priv->header_model,
1172                                &(priv->next_row_reference), FALSE, priv->is_outbox);
1173
1174         /* Connect the remaining callbacks to become able to detect
1175          * changes in header-view. */
1176         priv->row_changed_handler =
1177                 g_signal_connect (priv->header_model, "row-changed",
1178                                   G_CALLBACK (modest_msg_view_window_on_row_changed),
1179                                   window);
1180         priv->row_deleted_handler =
1181                 g_signal_connect (priv->header_model, "row-deleted",
1182                                   G_CALLBACK (modest_msg_view_window_on_row_deleted),
1183                                   window);
1184         priv->rows_reordered_handler =
1185                 g_signal_connect (priv->header_model, "rows-reordered",
1186                                   G_CALLBACK (modest_msg_view_window_on_row_reordered),
1187                                   window);
1188
1189         check_dimming_rules_after_change (window);
1190 }
1191
1192 static void
1193 modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
1194                                          GtkTreePath *arg1,
1195                                          GtkTreeIter *arg2,
1196                                          gpointer arg3,
1197                                          ModestMsgViewWindow *window)
1198 {
1199         ModestMsgViewWindowPrivate *priv = NULL;
1200         gboolean already_changed = FALSE;
1201
1202         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1203
1204         /* If the current row was reordered select the proper next
1205            valid row. The same if the next row reference changes */
1206         if (priv->row_reference &&
1207             gtk_tree_row_reference_valid (priv->row_reference)) {
1208                 GtkTreePath *path;
1209                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1210                 if (gtk_tree_path_compare (path, arg1) == 0) {
1211                         if (priv->next_row_reference) {
1212                                 gtk_tree_row_reference_free (priv->next_row_reference);
1213                         }
1214                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1215                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1216                         already_changed = TRUE;
1217                 }
1218                 gtk_tree_path_free (path);
1219         }
1220         if (!already_changed &&
1221             priv->next_row_reference &&
1222             gtk_tree_row_reference_valid (priv->next_row_reference)) {
1223                 GtkTreePath *path;
1224                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1225                 if (gtk_tree_path_compare (path, arg1) == 0) {
1226                         if (priv->next_row_reference) {
1227                                 gtk_tree_row_reference_free (priv->next_row_reference);
1228                         }
1229                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1230                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1231                 }
1232                 gtk_tree_path_free (path);
1233         }
1234         check_dimming_rules_after_change (window);
1235 }
1236
1237 /* The modest_msg_view_window_update_model_replaced implements update
1238  * function for ModestHeaderViewObserver. Checks whether the TnyFolder
1239  * actually belongs to the header-view is the same as the TnyFolder of
1240  * the message of msg-view or not. If they are different, there is
1241  * nothing to do. If they are the same, then the model has replaced and
1242  * the reference in msg-view shall be replaced from the old model to
1243  * the new model. In this case the view will be detached from it's
1244  * header folder. From this point the next/prev buttons are dimmed.
1245  */
1246 static void
1247 modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *observer,
1248                                               GtkTreeModel *model,
1249                                               const gchar *tny_folder_id)
1250 {
1251         ModestMsgViewWindowPrivate *priv = NULL;
1252         ModestMsgViewWindow *window = NULL;
1253
1254         g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
1255         g_assert(MODEST_IS_MSG_VIEW_WINDOW(observer));
1256
1257         window = MODEST_MSG_VIEW_WINDOW(observer);
1258         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1259
1260         /* If there is an other folder in the header-view then we do
1261          * not care about it's model (msg list). Else if the
1262          * header-view shows the folder the msg shown by us is in, we
1263          * shall replace our model reference and make some check. */
1264         if(model == NULL || tny_folder_id == NULL ||
1265            (priv->header_folder_id && !g_str_equal(tny_folder_id, priv->header_folder_id)))
1266                 return;
1267
1268         /* Model is changed(replaced), so we should forget the old
1269          * one. Because there might be other references and there
1270          * might be some change on the model even if we unreferenced
1271          * it, we need to disconnect our signals here. */
1272         if (priv->header_model) {
1273                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1274                                                   priv->row_changed_handler))
1275                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1276                                                     priv->row_changed_handler);
1277                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1278                                                   priv->row_deleted_handler))
1279                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1280                                                     priv->row_deleted_handler);
1281                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1282                                                   priv->row_inserted_handler))
1283                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1284                                                     priv->row_inserted_handler);
1285                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1286                                                   priv->rows_reordered_handler))
1287                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1288                                                     priv->rows_reordered_handler);
1289
1290                 /* Frees */
1291                 if (priv->row_reference)
1292                         gtk_tree_row_reference_free (priv->row_reference);
1293                 if (priv->next_row_reference)
1294                         gtk_tree_row_reference_free (priv->next_row_reference);
1295                 g_object_unref(priv->header_model);
1296
1297                 /* Initialize */
1298                 priv->row_changed_handler = 0;
1299                 priv->row_deleted_handler = 0;
1300                 priv->row_inserted_handler = 0;
1301                 priv->rows_reordered_handler = 0;
1302                 priv->next_row_reference = NULL;
1303                 priv->row_reference = NULL;
1304                 priv->header_model = NULL;
1305         }
1306
1307         priv->header_model = g_object_ref (model);
1308
1309         /* Also we must connect to the new model for row insertions.
1310          * Only for insertions now. We will need other ones only after
1311          * the msg is show by msg-view is added to the new model. */
1312         priv->row_inserted_handler =
1313                 g_signal_connect (priv->header_model, "row-inserted",
1314                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
1315                                   window);
1316
1317         modest_ui_actions_check_menu_dimming_rules(MODEST_WINDOW(window));
1318         modest_ui_actions_check_toolbar_dimming_rules(MODEST_WINDOW(window));
1319 }
1320
1321 gboolean
1322 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
1323 {
1324         ModestMsgViewWindowPrivate *priv= NULL;
1325
1326         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1327         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1328
1329         return priv->progress_hint;
1330 }
1331
1332 TnyHeader*
1333 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
1334 {
1335         ModestMsgViewWindowPrivate *priv= NULL;
1336         TnyMsg *msg = NULL;
1337         TnyHeader *header = NULL;
1338         GtkTreePath *path = NULL;
1339         GtkTreeIter iter;
1340
1341         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
1342         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1343
1344         /* If the message was not obtained from a treemodel,
1345          * for instance if it was opened directly by the search UI:
1346          */
1347         if (priv->header_model == NULL ||
1348             priv->row_reference == NULL ||
1349             !gtk_tree_row_reference_valid (priv->row_reference)) {
1350                 msg = modest_msg_view_window_get_message (self);
1351                 if (msg) {
1352                         header = tny_msg_get_header (msg);
1353                         g_object_unref (msg);
1354                 }
1355                 return header;
1356         }
1357
1358         /* Get iter of the currently selected message in the header view: */
1359         path = gtk_tree_row_reference_get_path (priv->row_reference);
1360         g_return_val_if_fail (path != NULL, NULL);
1361         gtk_tree_model_get_iter (priv->header_model,
1362                                  &iter,
1363                                  path);
1364
1365         /* Get current message header */
1366         gtk_tree_model_get (priv->header_model, &iter,
1367                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1368                             &header, -1);
1369
1370         gtk_tree_path_free (path);
1371         return header;
1372 }
1373
1374 TnyMsg*
1375 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
1376 {
1377         ModestMsgViewWindowPrivate *priv;
1378
1379         g_return_val_if_fail (self, NULL);
1380
1381         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1382
1383         return tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1384 }
1385
1386 const gchar*
1387 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
1388 {
1389         ModestMsgViewWindowPrivate *priv;
1390
1391         g_return_val_if_fail (self, NULL);
1392
1393         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1394
1395         return (const gchar*) priv->msg_uid;
1396 }
1397
1398 static void
1399 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
1400                                             gpointer data)
1401 {
1402         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1403         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1404         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1405         gboolean is_active;
1406         GtkAction *action;
1407
1408         is_active = gtk_toggle_action_get_active (toggle);
1409
1410         if (is_active) {
1411                 gtk_widget_show (priv->find_toolbar);
1412                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1413         } else {
1414                 gtk_widget_hide (priv->find_toolbar);
1415                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1416         }
1417
1418         /* update the toggle buttons status */
1419         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
1420         if (action)
1421                 modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
1422
1423 }
1424
1425 static void
1426 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
1427                                            ModestMsgViewWindow *obj)
1428 {
1429         GtkToggleAction *toggle;
1430         ModestWindowPrivate *parent_priv;
1431         ModestMsgViewWindowPrivate *priv;
1432
1433         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1434         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
1435
1436         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
1437         gtk_toggle_action_set_active (toggle, FALSE);
1438         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1439 }
1440
1441 static void
1442 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
1443                                            ModestMsgViewWindow *obj)
1444 {
1445         gchar *current_search;
1446         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1447
1448         if (modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->msg_view))) {
1449                 hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
1450                 return;
1451         }
1452
1453         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
1454
1455         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
1456                 g_free (current_search);
1457                 hildon_banner_show_information (NULL, NULL, _CS("ecdg_ib_find_rep_enter_text"));
1458                 return;
1459         }
1460
1461         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
1462                 gboolean result;
1463                 g_free (priv->last_search);
1464                 priv->last_search = g_strdup (current_search);
1465                 result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->msg_view),
1466                                                      priv->last_search);
1467                 if (!result) {
1468                         hildon_banner_show_information (NULL, NULL,
1469                                                         _HL("ckct_ib_find_no_matches"));
1470                         g_free (priv->last_search);
1471                         priv->last_search = NULL;
1472                 } else {
1473                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1474                 }
1475         } else {
1476                 if (!modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->msg_view))) {
1477                         hildon_banner_show_information (NULL, NULL,
1478                                                         _HL("ckct_ib_find_search_complete"));
1479                         g_free (priv->last_search);
1480                         priv->last_search = NULL;
1481                 } else {
1482                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1483                 }
1484         }
1485
1486         g_free (current_search);
1487
1488 }
1489
1490 static void
1491 modest_msg_view_window_set_zoom (ModestWindow *window,
1492                                  gdouble zoom)
1493 {
1494         ModestMsgViewWindowPrivate *priv;
1495         ModestWindowPrivate *parent_priv;
1496
1497         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1498
1499         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1500         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1501         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom);
1502
1503 }
1504
1505 static gdouble
1506 modest_msg_view_window_get_zoom (ModestWindow *window)
1507 {
1508         ModestMsgViewWindowPrivate *priv;
1509
1510         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1511
1512         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1513         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1514 }
1515
1516 static gboolean
1517 modest_msg_view_window_zoom_plus (ModestWindow *window)
1518 {
1519         gdouble zoom_level;
1520         ModestMsgViewWindowPrivate *priv;
1521         gint int_zoom;
1522         gchar *banner_text;
1523
1524         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1525         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1526
1527         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1528
1529         if (zoom_level >= 2.0) {
1530                 hildon_banner_show_information (NULL, NULL,
1531                                                 _CS("ckct_ib_max_zoom_level_reached"));
1532                 return FALSE;
1533         } else if (zoom_level >= 1.5) {
1534                 zoom_level = 2.0;
1535         } else if (zoom_level >= 1.2) {
1536                 zoom_level = 1.5;
1537         } else if (zoom_level >= 1.0) {
1538                 zoom_level = 1.2;
1539         } else if (zoom_level >= 0.8) {
1540                 zoom_level = 1.0;
1541         } else if (zoom_level >= 0.5) {
1542                 zoom_level = 0.8;
1543         } else {
1544                 zoom_level = 0.5;
1545         }
1546
1547         /* set zoom level */
1548         int_zoom = (gint) rint (zoom_level*100.0+0.1);
1549         banner_text = g_strdup_printf (_HL("wdgt_ib_zoom"), int_zoom);
1550         modest_platform_information_banner (GTK_WIDGET (window), NULL, banner_text);
1551         g_free (banner_text);
1552         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1553
1554         return TRUE;
1555 }
1556
1557 static gboolean
1558 modest_msg_view_window_zoom_minus (ModestWindow *window)
1559 {
1560         gdouble zoom_level;
1561         ModestMsgViewWindowPrivate *priv;
1562         gint int_zoom;
1563         gchar *banner_text;
1564
1565         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1566         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1567
1568         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1569
1570         if (zoom_level <= 0.5) {
1571                 hildon_banner_show_information (NULL, NULL,
1572                                                 _CS("ckct_ib_min_zoom_level_reached"));
1573                 return FALSE;
1574         } else if (zoom_level <= 0.8) {
1575                 zoom_level = 0.5;
1576         } else if (zoom_level <= 1.0) {
1577                 zoom_level = 0.8;
1578         } else if (zoom_level <= 1.2) {
1579                 zoom_level = 1.0;
1580         } else if (zoom_level <= 1.5) {
1581                 zoom_level = 1.2;
1582         } else if (zoom_level <= 2.0) {
1583                 zoom_level = 1.5;
1584         } else {
1585                 zoom_level = 2.0;
1586         }
1587
1588         /* set zoom level */
1589         int_zoom = (gint) rint (zoom_level*100.0+0.1);
1590         banner_text = g_strdup_printf (_HL("wdgt_ib_zoom"), int_zoom);
1591         modest_platform_information_banner (GTK_WIDGET (window), NULL, banner_text);
1592         g_free (banner_text);
1593         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1594
1595         return TRUE;
1596
1597 }
1598
1599 static gboolean
1600 modest_msg_view_window_key_event (GtkWidget *window,
1601                                   GdkEventKey *event,
1602                                   gpointer userdata)
1603 {
1604         GtkWidget *focus;
1605
1606         focus = gtk_window_get_focus (GTK_WINDOW (window));
1607
1608         /* for the find toolbar case */
1609         if (focus && GTK_IS_ENTRY (focus)) {
1610                 if (event->keyval == GDK_BackSpace) {
1611                         GdkEvent *copy;
1612                         copy = gdk_event_copy ((GdkEvent *) event);
1613                         gtk_widget_event (focus, copy);
1614                         gdk_event_free (copy);
1615                         return TRUE;
1616                 } else
1617                         return FALSE;
1618         }
1619         if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
1620             event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
1621             event->keyval == GDK_Page_Up || event->keyval == GDK_KP_Page_Up ||
1622             event->keyval == GDK_Page_Down || event->keyval == GDK_KP_Page_Down ||
1623             event->keyval == GDK_Home || event->keyval == GDK_KP_Home ||
1624             event->keyval == GDK_End || event->keyval == GDK_KP_End) {
1625                 /* ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window); */
1626                 /* gboolean return_value; */
1627
1628                 if (event->type == GDK_KEY_PRESS) {
1629                         GtkScrollType scroll_type;
1630
1631                         switch (event->keyval) {
1632                         case GDK_Up:
1633                         case GDK_KP_Up:
1634                                 scroll_type = GTK_SCROLL_STEP_UP; break;
1635                         case GDK_Down:
1636                         case GDK_KP_Down:
1637                                 scroll_type = GTK_SCROLL_STEP_DOWN; break;
1638                         case GDK_Page_Up:
1639                         case GDK_KP_Page_Up:
1640                                 scroll_type = GTK_SCROLL_PAGE_UP; break;
1641                         case GDK_Page_Down:
1642                         case GDK_KP_Page_Down:
1643                                 scroll_type = GTK_SCROLL_PAGE_DOWN; break;
1644                         case GDK_Home:
1645                         case GDK_KP_Home:
1646                                 scroll_type = GTK_SCROLL_START; break;
1647                         case GDK_End:
1648                         case GDK_KP_End:
1649                                 scroll_type = GTK_SCROLL_END; break;
1650                         default: scroll_type = GTK_SCROLL_NONE;
1651                         }
1652
1653                         /* g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child",  */
1654                         /*                     scroll_type, FALSE, &return_value); */
1655                         return FALSE;
1656                 } else {
1657                         return FALSE;
1658                 }
1659         } else {
1660                 return FALSE;
1661         }
1662 }
1663
1664 gboolean
1665 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
1666 {
1667         GtkTreePath *path;
1668         ModestMsgViewWindowPrivate *priv;
1669         GtkTreeIter tmp_iter;
1670         gboolean is_last_selected;
1671
1672         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1673         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1674
1675         /*if no model (so no rows at all), then virtually we are the last*/
1676         if (!priv->header_model || !priv->row_reference)
1677                 return TRUE;
1678
1679         if (!gtk_tree_row_reference_valid (priv->row_reference))
1680                 return TRUE;
1681
1682         path = gtk_tree_row_reference_get_path (priv->row_reference);
1683         if (path == NULL)
1684                 return TRUE;
1685
1686         is_last_selected = TRUE;
1687         while (is_last_selected) {
1688                 TnyHeader *header;
1689                 gtk_tree_path_next (path);
1690                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1691                         break;
1692                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1693                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1694                                 &header, -1);
1695                 if (header) {
1696                         if (msg_is_visible (header, priv->is_outbox))
1697                                 is_last_selected = FALSE;
1698                         g_object_unref(G_OBJECT(header));
1699                 }
1700         }
1701         gtk_tree_path_free (path);
1702         return is_last_selected;
1703 }
1704
1705 gboolean
1706 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1707 {
1708         ModestMsgViewWindowPrivate *priv;
1709
1710         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1711         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1712
1713         return priv->header_model != NULL;
1714 }
1715
1716 gboolean
1717 modest_msg_view_window_is_search_result (ModestMsgViewWindow *window)
1718 {
1719         ModestMsgViewWindowPrivate *priv;
1720
1721         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1722         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1723
1724         return priv->is_search_result;
1725 }
1726
1727 static gboolean
1728 msg_is_visible (TnyHeader *header, gboolean check_outbox)
1729 {
1730         if ((tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED))
1731                 return FALSE;
1732         if (!check_outbox) {
1733                 return TRUE;
1734         } else {
1735                 ModestTnySendQueueStatus status;
1736                 status = modest_tny_all_send_queues_get_msg_status (header);
1737                 return ((status != MODEST_TNY_SEND_QUEUE_FAILED) &&
1738                         (status != MODEST_TNY_SEND_QUEUE_SENDING));
1739         }
1740 }
1741
1742 gboolean
1743 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1744 {
1745         GtkTreePath *path;
1746         ModestMsgViewWindowPrivate *priv;
1747         gboolean is_first_selected;
1748         GtkTreeIter tmp_iter;
1749
1750         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1751         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1752
1753         /*if no model (so no rows at all), then virtually we are the first*/
1754         if (!priv->header_model || !priv->row_reference)
1755                 return TRUE;
1756
1757         if (!gtk_tree_row_reference_valid (priv->row_reference))
1758                 return TRUE;
1759
1760         path = gtk_tree_row_reference_get_path (priv->row_reference);
1761         if (!path)
1762                 return TRUE;
1763
1764         is_first_selected = TRUE;
1765         while (is_first_selected) {
1766                 TnyHeader *header;
1767                 if(!gtk_tree_path_prev (path))
1768                         break;
1769                 /* Here the 'if' is needless for logic, but let make sure
1770                  * iter is valid for gtk_tree_model_get. */
1771                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1772                         break;
1773                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1774                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1775                                 &header, -1);
1776                 if (header) {
1777                         if (msg_is_visible (header, priv->is_outbox))
1778                                 is_first_selected = FALSE;
1779                         g_object_unref(G_OBJECT(header));
1780                 }
1781         }
1782         gtk_tree_path_free (path);
1783         return is_first_selected;
1784 }
1785
1786 typedef struct {
1787         TnyHeader *header;
1788         GtkTreeRowReference *row_reference;
1789 } MsgReaderInfo;
1790
1791 static void
1792 message_reader_performer (gboolean canceled,
1793                           GError *err,
1794                           GtkWindow *parent_window,
1795                           TnyAccount *account,
1796                           gpointer user_data)
1797 {
1798         ModestMailOperation *mail_op = NULL;
1799         MsgReaderInfo *info;
1800
1801         info = (MsgReaderInfo *) user_data;
1802         if (canceled || err) {
1803                 update_window_title (MODEST_MSG_VIEW_WINDOW (parent_window));
1804                 goto frees;
1805         }
1806
1807         /* Register the header - it'll be unregistered in the callback */
1808         modest_window_mgr_register_header (modest_runtime_get_window_mgr (), info->header, NULL);
1809
1810         /* New mail operation */
1811         mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(parent_window),
1812                                                                  modest_ui_actions_disk_operations_error_handler,
1813                                                                  NULL, NULL);
1814
1815         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1816         modest_mail_operation_get_msg (mail_op, info->header, TRUE, view_msg_cb, info->row_reference);
1817         g_object_unref (mail_op);
1818
1819         /* Update dimming rules */
1820         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (parent_window));
1821         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (parent_window));
1822
1823  frees:
1824         /* Frees. The row_reference will be freed by the view_msg_cb callback */
1825         g_object_unref (info->header);
1826         g_slice_free (MsgReaderInfo, info);
1827 }
1828
1829
1830 /**
1831  * Reads the message whose summary item is @header. It takes care of
1832  * several things, among others:
1833  *
1834  * If the message was not previously downloaded then ask the user
1835  * before downloading. If there is no connection launch the connection
1836  * dialog. Update toolbar dimming rules.
1837  *
1838  * Returns: TRUE if the mail operation was started, otherwise if the
1839  * user do not want to download the message, or if the user do not
1840  * want to connect, then the operation is not issued
1841  **/
1842 static gboolean
1843 message_reader (ModestMsgViewWindow *window,
1844                 ModestMsgViewWindowPrivate *priv,
1845                 TnyHeader *header,
1846                 GtkTreeRowReference *row_reference)
1847 {
1848         ModestWindowMgr *mgr;
1849         TnyAccount *account;
1850         TnyFolder *folder;
1851         MsgReaderInfo *info;
1852
1853         g_return_val_if_fail (row_reference != NULL, FALSE);
1854
1855         mgr = modest_runtime_get_window_mgr ();
1856         /* Msg download completed */
1857         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)) {
1858
1859                 /* We set the header from model while we're loading */
1860                 tny_header_view_set_header (TNY_HEADER_VIEW (priv->msg_view), header);
1861                 gtk_window_set_title (GTK_WINDOW (window), _CS("ckdg_pb_updating"));
1862
1863                 /* Ask the user if he wants to download the message if
1864                    we're not online */
1865                 if (!tny_device_is_online (modest_runtime_get_device())) {
1866                         GtkResponseType response;
1867
1868                         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1869                                                                             _("mcen_nc_get_msg"));
1870                         if (response == GTK_RESPONSE_CANCEL) {
1871                                 update_window_title (window);
1872                                 return FALSE;
1873                         }
1874
1875                         folder = tny_header_get_folder (header);
1876                         info = g_slice_new (MsgReaderInfo);
1877                         info->header = g_object_ref (header);
1878                         info->row_reference = gtk_tree_row_reference_copy (row_reference);
1879
1880                         /* Offer the connection dialog if necessary */
1881                         modest_platform_connect_if_remote_and_perform ((GtkWindow *) window,
1882                                                                        TRUE,
1883                                                                        TNY_FOLDER_STORE (folder),
1884                                                                        message_reader_performer,
1885                                                                        info);
1886                         g_object_unref (folder);
1887                         return TRUE;
1888                 }
1889         }
1890
1891         folder = tny_header_get_folder (header);
1892         account = tny_folder_get_account (folder);
1893         info = g_slice_new (MsgReaderInfo);
1894         info->header = g_object_ref (header);
1895         info->row_reference = gtk_tree_row_reference_copy (row_reference);
1896
1897         message_reader_performer (FALSE, NULL, (GtkWindow *) window, account, info);
1898         g_object_unref (account);
1899         g_object_unref (folder);
1900
1901         return TRUE;
1902 }
1903
1904 gboolean
1905 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1906 {
1907         ModestMsgViewWindowPrivate *priv;
1908         GtkTreePath *path= NULL;
1909         GtkTreeIter tmp_iter;
1910         TnyHeader *header;
1911         gboolean retval = TRUE;
1912         GtkTreeRowReference *row_reference = NULL;
1913
1914         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1915         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1916
1917         if (!priv->row_reference)
1918                 return FALSE;
1919
1920         /* Update the next row reference if it's not valid. This could
1921            happen if for example the header which it was pointing to,
1922            was deleted. The best place to do it is in the row-deleted
1923            handler but the tinymail model do not work like the glib
1924            tree models and reports the deletion when the row is still
1925            there */
1926         if (!gtk_tree_row_reference_valid (priv->next_row_reference)) {
1927                 if (gtk_tree_row_reference_valid (priv->row_reference)) {
1928                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1929                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1930                 }
1931         }
1932         if (priv->next_row_reference)
1933                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1934         if (path == NULL)
1935                 return FALSE;
1936
1937         row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
1938
1939         gtk_tree_model_get_iter (priv->header_model,
1940                                  &tmp_iter,
1941                                  path);
1942         gtk_tree_path_free (path);
1943
1944         gtk_tree_model_get (priv->header_model, &tmp_iter,
1945                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1946                             &header, -1);
1947
1948         /* Read the message & show it */
1949         if (!message_reader (window, priv, header, row_reference)) {
1950                 retval = FALSE;
1951         }
1952         gtk_tree_row_reference_free (row_reference);
1953
1954         /* Free */
1955         g_object_unref (header);
1956
1957         return retval;
1958 }
1959
1960 gboolean
1961 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1962 {
1963         ModestMsgViewWindowPrivate *priv = NULL;
1964         GtkTreePath *path;
1965         gboolean finished = FALSE;
1966         gboolean retval = FALSE;
1967
1968         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1969         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1970
1971         /* Return inmediatly if there is no header model */
1972         if (!priv->header_model || !priv->row_reference)
1973                 return FALSE;
1974
1975         path = gtk_tree_row_reference_get_path (priv->row_reference);
1976         while (!finished && gtk_tree_path_prev (path)) {
1977                 TnyHeader *header;
1978                 GtkTreeIter iter;
1979
1980                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1981                 gtk_tree_model_get (priv->header_model, &iter,
1982                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1983                                     &header, -1);
1984                 finished = TRUE;
1985                 if (header) {
1986                         if (msg_is_visible (header, priv->is_outbox)) {
1987                                 GtkTreeRowReference *row_reference;
1988                                 row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1989                                 /* Read the message & show it */
1990                                 retval = message_reader (window, priv, header, row_reference);
1991                                 gtk_tree_row_reference_free (row_reference);
1992                         } else {
1993                                 finished = FALSE;
1994                         }
1995                         g_object_unref (header);
1996                 }
1997         }
1998
1999         gtk_tree_path_free (path);
2000         return retval;
2001 }
2002
2003 static void
2004 view_msg_cb (ModestMailOperation *mail_op,
2005              TnyHeader *header,
2006              gboolean canceled,
2007              TnyMsg *msg,
2008              GError *error,
2009              gpointer user_data)
2010 {
2011         ModestMsgViewWindow *self = NULL;
2012         ModestMsgViewWindowPrivate *priv = NULL;
2013         GtkTreeRowReference *row_reference = NULL;
2014
2015         /* Unregister the header (it was registered before creating the mail operation) */
2016         modest_window_mgr_unregister_header (modest_runtime_get_window_mgr (), header);
2017
2018         row_reference = (GtkTreeRowReference *) user_data;
2019         if (canceled) {
2020                 gtk_tree_row_reference_free (row_reference);
2021                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2022                 if (self) {
2023                         /* Restore window title */
2024                         update_window_title (self);
2025                         g_object_unref (self);
2026                 }
2027                 return;
2028         }
2029
2030         /* If there was any error */
2031         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
2032                 gtk_tree_row_reference_free (row_reference);
2033                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2034                 if (self) {
2035                         /* Restore window title */
2036                         update_window_title (self);
2037                         g_object_unref (self);
2038                 }
2039                 return;
2040         }
2041
2042         /* Get the window */
2043         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2044         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2045         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2046
2047         /* Update the row reference */
2048         if (priv->row_reference != NULL) {
2049                 gtk_tree_row_reference_free (priv->row_reference);
2050                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
2051                 if (priv->next_row_reference != NULL) {
2052                         gtk_tree_row_reference_free (priv->next_row_reference);
2053                 }
2054                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2055                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
2056         }
2057
2058         /* Mark header as read */
2059         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
2060                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
2061
2062         /* Set new message */
2063         if (priv->msg_view != NULL && TNY_IS_MSG_VIEW (priv->msg_view)) {
2064                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2065                 modest_msg_view_window_update_priority (self);
2066                 update_window_title (MODEST_MSG_VIEW_WINDOW (self));
2067                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
2068         }
2069
2070         /* Set the new message uid of the window  */
2071         if (priv->msg_uid) {
2072                 g_free (priv->msg_uid);
2073                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
2074         }
2075
2076         /* Notify the observers */
2077         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
2078                        0, priv->header_model, priv->row_reference);
2079
2080         /* Frees */
2081         g_object_unref (self);
2082         gtk_tree_row_reference_free (row_reference);
2083 }
2084
2085 TnyFolderType
2086 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
2087 {
2088         ModestMsgViewWindowPrivate *priv;
2089         TnyMsg *msg;
2090         TnyFolderType folder_type;
2091
2092         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2093
2094         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
2095
2096         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2097         if (msg) {
2098                 TnyFolder *folder;
2099
2100                 folder = tny_msg_get_folder (msg);
2101                 if (folder) {
2102                         folder_type = modest_tny_folder_guess_folder_type (folder);
2103                         g_object_unref (folder);
2104                 }
2105                 g_object_unref (msg);
2106         }
2107
2108         return folder_type;
2109 }
2110
2111
2112 static void
2113 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
2114 {
2115         ModestMsgViewWindowPrivate *priv;
2116         TnyHeader *header = NULL;
2117         TnyHeaderFlags flags = 0;
2118
2119         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2120
2121         if (priv->header_model && priv->row_reference) {
2122                 GtkTreeIter iter;
2123                 GtkTreePath *path = NULL;
2124
2125                 path = gtk_tree_row_reference_get_path (priv->row_reference);
2126                 g_return_if_fail (path != NULL);
2127                 gtk_tree_model_get_iter (priv->header_model,
2128                                          &iter,
2129                                          gtk_tree_row_reference_get_path (priv->row_reference));
2130
2131                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2132                                     &header, -1);
2133                 gtk_tree_path_free (path);
2134         } else {
2135                 TnyMsg *msg;
2136                 msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2137                 if (msg) {
2138                         header = tny_msg_get_header (msg);
2139                         g_object_unref (msg);
2140                 }
2141         }
2142
2143         if (header) {
2144                 flags = tny_header_get_flags (header);
2145                 g_object_unref(G_OBJECT(header));
2146         }
2147
2148         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
2149
2150 }
2151
2152 static void
2153 toolbar_resize (ModestMsgViewWindow *self)
2154 {
2155         ModestMsgViewWindowPrivate *priv = NULL;
2156         ModestWindowPrivate *parent_priv = NULL;
2157         GtkWidget *widget;
2158         gint static_button_size;
2159         ModestWindowMgr *mgr;
2160
2161         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2162         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2163         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2164
2165         mgr = modest_runtime_get_window_mgr ();
2166         static_button_size = modest_window_mgr_get_fullscreen_mode (mgr)?120:120;
2167
2168         if (parent_priv->toolbar) {
2169                 /* left size buttons */
2170                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
2171                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2172                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2173                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2174                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo");
2175                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2176                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2177                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2178                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
2179                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2180                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2181                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2182                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/FindInMessage");
2183                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2184                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2185                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2186
2187                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2188                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2189                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2190                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2191         }
2192 }
2193
2194 static void
2195 modest_msg_view_window_show_toolbar (ModestWindow *self,
2196                                      gboolean show_toolbar)
2197 {
2198         ModestMsgViewWindowPrivate *priv = NULL;
2199         ModestWindowPrivate *parent_priv;
2200
2201         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2202         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2203
2204         /* Set optimized view status */
2205         priv->optimized_view = !show_toolbar;
2206
2207         if (!parent_priv->toolbar) {
2208                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2209                                                                   "/ToolBar");
2210                 gtk_toolbar_set_icon_size (GTK_TOOLBAR (parent_priv->toolbar), HILDON_ICON_SIZE_FINGER);
2211                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2212
2213                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
2214                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
2215                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (self));
2216
2217                 /* Add to window */
2218                 hildon_window_add_toolbar (HILDON_WINDOW (self),
2219                                            GTK_TOOLBAR (parent_priv->toolbar));
2220
2221         }
2222
2223         if (show_toolbar) {
2224                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
2225                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
2226                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
2227
2228                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
2229                 if (modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (self)))
2230                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), TRUE);
2231                 else
2232                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), FALSE);
2233
2234         } else {
2235                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2236                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
2237         }
2238 }
2239
2240 static void
2241 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
2242                                                GdkEvent *event,
2243                                                ModestMsgViewWindow *window)
2244 {
2245         if (!GTK_WIDGET_VISIBLE (window))
2246                 return;
2247
2248         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
2249 }
2250
2251 gboolean
2252 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
2253 {
2254         ModestMsgViewWindowPrivate *priv;
2255
2256         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
2257         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2258
2259         return priv->progress_hint;
2260 }
2261
2262 static gboolean
2263 observers_empty (ModestMsgViewWindow *self)
2264 {
2265         GSList *tmp = NULL;
2266         ModestMsgViewWindowPrivate *priv;
2267         gboolean is_empty = TRUE;
2268         guint pending_ops = 0;
2269
2270         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2271         tmp = priv->progress_widgets;
2272
2273         /* Check all observers */
2274         while (tmp && is_empty)  {
2275                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
2276                 is_empty = pending_ops == 0;
2277
2278                 tmp = g_slist_next(tmp);
2279         }
2280
2281         return is_empty;
2282 }
2283
2284 static void
2285 on_account_removed (TnyAccountStore *account_store,
2286                     TnyAccount *account,
2287                     gpointer user_data)
2288 {
2289         /* Do nothing if it's a transport account, because we only
2290            show the messages of a store account */
2291         if (tny_account_get_account_type(account) == TNY_ACCOUNT_TYPE_STORE) {
2292                 const gchar *parent_acc = NULL;
2293                 const gchar *our_acc = NULL;
2294
2295                 our_acc = modest_window_get_active_account (MODEST_WINDOW (user_data));
2296                 parent_acc = modest_tny_account_get_parent_modest_account_name_for_server_account (account);
2297
2298                 /* Close this window if I'm showing a message of the removed account */
2299                 if (our_acc && parent_acc && strcmp (parent_acc, our_acc) == 0)
2300                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (user_data));
2301         }
2302 }
2303
2304 static void
2305 on_mail_operation_started (ModestMailOperation *mail_op,
2306                            gpointer user_data)
2307 {
2308         ModestMsgViewWindow *self;
2309         ModestMailOperationTypeOperation op_type;
2310         GSList *tmp;
2311         ModestMsgViewWindowPrivate *priv;
2312         GObject *source = NULL;
2313
2314         self = MODEST_MSG_VIEW_WINDOW (user_data);
2315         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2316         op_type = modest_mail_operation_get_type_operation (mail_op);
2317         tmp = priv->progress_widgets;
2318         source = modest_mail_operation_get_source(mail_op);
2319         if (G_OBJECT (self) == source) {
2320                 if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE) {
2321                         set_toolbar_transfer_mode(self);
2322                         while (tmp) {
2323                                 modest_progress_object_add_operation (
2324                                                 MODEST_PROGRESS_OBJECT (tmp->data),
2325                                                 mail_op);
2326                                 tmp = g_slist_next (tmp);
2327                         }
2328                 }
2329         }
2330         g_object_unref (source);
2331 }
2332
2333 static void
2334 on_mail_operation_finished (ModestMailOperation *mail_op,
2335                             gpointer user_data)
2336 {
2337         ModestMsgViewWindow *self;
2338         ModestMailOperationTypeOperation op_type;
2339         GSList *tmp;
2340         ModestMsgViewWindowPrivate *priv;
2341
2342         self = MODEST_MSG_VIEW_WINDOW (user_data);
2343         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2344         op_type = modest_mail_operation_get_type_operation (mail_op);
2345         tmp = priv->progress_widgets;
2346
2347         if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE) {
2348                 while (tmp) {
2349                         modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
2350                                                                  mail_op);
2351                         tmp = g_slist_next (tmp);
2352                 }
2353
2354                 /* If no more operations are being observed, NORMAL mode is enabled again */
2355                 if (observers_empty (self)) {
2356                         set_progress_hint (self, FALSE);
2357                 }
2358         }
2359
2360         /* Update dimming rules. We have to do this right here
2361            and not in view_msg_cb because at that point the
2362            transfer mode is still enabled so the dimming rule
2363            won't let the user delete the message that has been
2364            readed for example */
2365         check_dimming_rules_after_change (self);
2366
2367 }
2368
2369 static void
2370 on_queue_changed (ModestMailOperationQueue *queue,
2371                   ModestMailOperation *mail_op,
2372                   ModestMailOperationQueueNotification type,
2373                   ModestMsgViewWindow *self)
2374 {
2375         ModestMsgViewWindowPrivate *priv;
2376
2377         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2378
2379         /* If this operations was created by another window, do nothing */
2380         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
2381             return;
2382
2383         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
2384                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2385                                                                G_OBJECT (mail_op),
2386                                                                "operation-started",
2387                                                                G_CALLBACK (on_mail_operation_started),
2388                                                                self);
2389                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2390                                                                G_OBJECT (mail_op),
2391                                                                "operation-finished",
2392                                                                G_CALLBACK (on_mail_operation_finished),
2393                                                                self);
2394         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
2395                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2396                                                                   G_OBJECT (mail_op),
2397                                                                   "operation-started");
2398                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2399                                                                   G_OBJECT (mail_op),
2400                                                                   "operation-finished");
2401         }
2402 }
2403
2404 TnyList *
2405 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
2406 {
2407         ModestMsgViewWindowPrivate *priv;
2408         TnyList *selected_attachments = NULL;
2409
2410         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
2411         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
2412
2413         /* In Hildon 2.2 as there's no selection we assume we have all attachments selected */
2414         selected_attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2415
2416         return selected_attachments;
2417 }
2418
2419 static void
2420 on_decode_to_stream_async_handler (TnyMimePart *mime_part,
2421                                    gboolean cancelled,
2422                                    TnyStream *stream,
2423                                    GError *err,
2424                                    gpointer user_data)
2425 {
2426         gchar *filepath = (gchar *) user_data;
2427
2428         if (cancelled || err) {
2429                 modest_platform_information_banner (NULL, NULL,
2430                                                     _("mail_ib_file_operation_failed"));
2431                 goto free;
2432         }
2433
2434         /* make the file read-only */
2435         g_chmod(filepath, 0444);
2436
2437         /* Activate the file */
2438         modest_platform_activate_file (filepath, tny_mime_part_get_content_type (mime_part));
2439
2440  free:
2441         /* Frees */
2442         g_free (filepath);
2443 }
2444
2445 void
2446 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window,
2447                                         TnyMimePart *mime_part)
2448 {
2449         ModestMsgViewWindowPrivate *priv;
2450         const gchar *msg_uid;
2451         gchar *attachment_uid = NULL;
2452         gint attachment_index = 0;
2453         TnyList *attachments;
2454
2455         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2456         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
2457         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2458
2459         msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
2460         attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2461         attachment_index = modest_list_index (attachments, (GObject *) mime_part);
2462         g_object_unref (attachments);
2463
2464         if (msg_uid && attachment_index >= 0) {
2465                 attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
2466         }
2467
2468         if (mime_part == NULL) {
2469                 gboolean error = FALSE;
2470                 TnyList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2471                 if (selected_attachments == NULL || tny_list_get_length (selected_attachments) == 0) {
2472                         error = TRUE;
2473                 } else if (tny_list_get_length (selected_attachments) > 1) {
2474                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
2475                         error = TRUE;
2476                 } else {
2477                         TnyIterator *iter;
2478                         iter = tny_list_create_iterator (selected_attachments);
2479                         mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2480                         g_object_unref (iter);
2481                 }
2482                 g_object_unref (selected_attachments);
2483
2484                 if (error)
2485                         return;
2486         } else {
2487                 g_object_ref (mime_part);
2488         }
2489
2490         if (tny_mime_part_is_purged (mime_part)) {
2491                 g_object_unref (mime_part);
2492                 return;
2493         }
2494
2495         if (!modest_tny_mime_part_is_msg (mime_part)) {
2496                 gchar *filepath = NULL;
2497                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
2498                 gboolean show_error_banner = FALSE;
2499                 TnyFsStream *temp_stream = NULL;
2500                 temp_stream = modest_utils_create_temp_stream (att_filename, attachment_uid,
2501                                                                &filepath);
2502
2503                 if (temp_stream != NULL) {
2504                         tny_mime_part_decode_to_stream_async (mime_part, TNY_STREAM (temp_stream),
2505                                                               on_decode_to_stream_async_handler,
2506                                                               NULL,
2507                                                               g_strdup (filepath));
2508                         g_object_unref (temp_stream);
2509                         /* NOTE: files in the temporary area will be automatically
2510                          * cleaned after some time if they are no longer in use */
2511                 } else {
2512                         if (filepath) {
2513                                 const gchar *content_type;
2514                                 /* the file may already exist but it isn't writable,
2515                                  * let's try to open it anyway */
2516                                 content_type = tny_mime_part_get_content_type (mime_part);
2517                                 modest_platform_activate_file (filepath, content_type);
2518                         } else {
2519                                 g_warning ("%s: modest_utils_create_temp_stream failed", __FUNCTION__);
2520                                 show_error_banner = TRUE;
2521                         }
2522                 }
2523                 if (filepath)
2524                         g_free (filepath);
2525                 if (show_error_banner)
2526                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2527         } else {
2528                 /* message attachment */
2529                 TnyHeader *header = NULL;
2530                 ModestWindowMgr *mgr;
2531                 ModestWindow *msg_win = NULL;
2532                 gboolean found;
2533
2534                 header = tny_msg_get_header (TNY_MSG (mime_part));
2535                 mgr = modest_runtime_get_window_mgr ();
2536                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
2537
2538                 if (found) {
2539                         /* if it's found, but there is no msg_win, it's probably in the process of being created;
2540                          * thus, we don't do anything */
2541                         g_warning ("window for is already being created");
2542                 } else {
2543                         /* it's not found, so create a new window for it */
2544                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2545                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2546                         if (!account)
2547                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2548                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account, attachment_uid);
2549                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2550                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2551                         modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window));
2552                         gtk_widget_show_all (GTK_WIDGET (msg_win));
2553                 }
2554         }
2555         g_object_unref (mime_part);
2556 }
2557
2558 typedef struct
2559 {
2560         gchar *filename;
2561         TnyMimePart *part;
2562 } SaveMimePartPair;
2563
2564 typedef struct
2565 {
2566         GList *pairs;
2567         GnomeVFSResult result;
2568 } SaveMimePartInfo;
2569
2570 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
2571 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
2572 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
2573 static void save_mime_parts_to_file_with_checks (SaveMimePartInfo *info);
2574
2575 static void
2576 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
2577 {
2578
2579         GList *node;
2580         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
2581                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
2582                 g_free (pair->filename);
2583                 g_object_unref (pair->part);
2584                 g_slice_free (SaveMimePartPair, pair);
2585         }
2586         g_list_free (info->pairs);
2587         info->pairs = NULL;
2588         if (with_struct) {
2589                 g_slice_free (SaveMimePartInfo, info);
2590         }
2591 }
2592
2593 static gboolean
2594 idle_save_mime_part_show_result (SaveMimePartInfo *info)
2595 {
2596         if (info->pairs != NULL) {
2597                 save_mime_part_to_file (info);
2598         } else {
2599                 /* This is a GDK lock because we are an idle callback and
2600                  * hildon_banner_show_information is or does Gtk+ code */
2601
2602                 gdk_threads_enter (); /* CHECKED */
2603                 save_mime_part_info_free (info, TRUE);
2604                 if (info->result == GNOME_VFS_OK) {
2605                         hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
2606                 } else if (info->result == GNOME_VFS_ERROR_NO_SPACE) {
2607                         hildon_banner_show_information (NULL, NULL,
2608                                                         _KR("cerm_device_memory_full"));
2609                 } else {
2610                         hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
2611                 }
2612                 gdk_threads_leave (); /* CHECKED */
2613         }
2614
2615         return FALSE;
2616 }
2617
2618 static gpointer
2619 save_mime_part_to_file (SaveMimePartInfo *info)
2620 {
2621         GnomeVFSHandle *handle;
2622         TnyStream *stream;
2623         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
2624
2625         info->result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0644);
2626         if (info->result == GNOME_VFS_OK) {
2627                 GError *error = NULL;
2628                 stream = tny_vfs_stream_new (handle);
2629                 if (tny_mime_part_decode_to_stream (pair->part, stream, &error) < 0) {
2630                         g_warning ("modest: could not save attachment %s: %d (%s)\n", pair->filename, error?error->code:-1, error?error->message:"Unknown error");
2631
2632                         if ((error->domain == TNY_ERROR_DOMAIN) &&
2633                             (error->code = TNY_IO_ERROR_WRITE) &&
2634                             (errno == ENOSPC)) {
2635                                 info->result = GNOME_VFS_ERROR_NO_SPACE;
2636                         } else {
2637                                 info->result = GNOME_VFS_ERROR_IO;
2638                         }
2639                 }
2640                 g_object_unref (G_OBJECT (stream));
2641                 g_object_unref (pair->part);
2642                 g_slice_free (SaveMimePartPair, pair);
2643                 info->pairs = g_list_delete_link (info->pairs, info->pairs);
2644         } else {
2645                 g_warning ("modest: could not create save attachment %s: %s\n", pair->filename, gnome_vfs_result_to_string (info->result));
2646                 save_mime_part_info_free (info, FALSE);
2647         }
2648
2649         g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
2650         return NULL;
2651 }
2652
2653 static void
2654 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
2655 {
2656         gboolean is_ok = TRUE;
2657         gint replaced_files = 0;
2658         const GList *files = info->pairs;
2659         const GList *iter;
2660
2661         for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
2662                 SaveMimePartPair *pair = iter->data;
2663                 if (modest_utils_file_exists (pair->filename)) {
2664                         replaced_files++;
2665                 }
2666         }
2667         if (replaced_files) {
2668                 GtkWidget *confirm_overwrite_dialog;
2669                 const gchar *message = (replaced_files == 1) ?
2670                         _FM("docm_nc_replace_file") : _FM("docm_nc_replace_multiple");
2671                 confirm_overwrite_dialog = hildon_note_new_confirmation (NULL, message);
2672                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
2673                         is_ok = FALSE;
2674                 }
2675                 gtk_widget_destroy (confirm_overwrite_dialog);
2676         }
2677
2678         if (!is_ok) {
2679                 save_mime_part_info_free (info, TRUE);
2680         } else {
2681                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
2682         }
2683
2684 }
2685
2686 static void
2687 save_attachments_response (GtkDialog *dialog,
2688                            gint       arg1,
2689                            gpointer   user_data)
2690 {
2691         TnyList *mime_parts;
2692         gchar *chooser_uri;
2693         GList *files_to_save = NULL;
2694
2695         mime_parts = TNY_LIST (user_data);
2696
2697         if (arg1 != GTK_RESPONSE_OK)
2698                 goto end;
2699
2700         chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (dialog));
2701
2702         if (!modest_utils_folder_writable (chooser_uri)) {
2703                 hildon_banner_show_information
2704                         (NULL, NULL, _FM("sfil_ib_readonly_location"));
2705         } else {
2706                 TnyIterator *iter;
2707
2708                 iter = tny_list_create_iterator (mime_parts);
2709                 while (!tny_iterator_is_done (iter)) {
2710                         TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2711
2712                         if ((modest_tny_mime_part_is_attachment_for_modest (mime_part)) &&
2713                             !tny_mime_part_is_purged (mime_part) &&
2714                             (tny_mime_part_get_filename (mime_part) != NULL)) {
2715                                 SaveMimePartPair *pair;
2716
2717                                 pair = g_slice_new0 (SaveMimePartPair);
2718
2719                                 if (tny_list_get_length (mime_parts) > 1) {
2720                                         gchar *escaped =
2721                                                 gnome_vfs_escape_slashes (tny_mime_part_get_filename (mime_part));
2722                                         pair->filename = g_build_filename (chooser_uri, escaped, NULL);
2723                                         g_free (escaped);
2724                                 } else {
2725                                         pair->filename = g_strdup (chooser_uri);
2726                                 }
2727                                 pair->part = mime_part;
2728                                 files_to_save = g_list_prepend (files_to_save, pair);
2729                         }
2730                         tny_iterator_next (iter);
2731                 }
2732                 g_object_unref (iter);
2733         }
2734         g_free (chooser_uri);
2735
2736         if (files_to_save != NULL) {
2737                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
2738                 info->pairs = files_to_save;
2739                 info->result = TRUE;
2740                 save_mime_parts_to_file_with_checks (info);
2741         }
2742
2743  end:
2744         /* Free and close the dialog */
2745         g_object_unref (mime_parts);
2746         gtk_widget_destroy (GTK_WIDGET (dialog));
2747 }
2748
2749 void
2750 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, TnyList *mime_parts)
2751 {
2752         ModestMsgViewWindowPrivate *priv;
2753         GtkWidget *save_dialog = NULL;
2754         gchar *folder = NULL;
2755         gchar *filename = NULL;
2756         gchar *save_multiple_str = NULL;
2757
2758         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2759         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2760
2761         if (mime_parts == NULL) {
2762                 /* In Hildon 2.2 save and delete operate over all the attachments as there's no
2763                  * selection available */
2764                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2765                 if (!modest_maemo_utils_select_attachments (GTK_WINDOW (window), mime_parts, FALSE)) {
2766                         g_object_unref (mime_parts);
2767                         return;
2768                 }
2769                 if (mime_parts == NULL || tny_list_get_length (mime_parts) == 0)
2770                         return;
2771         } else {
2772                 g_object_ref (mime_parts);
2773         }
2774
2775         /* prepare dialog */
2776         if (tny_list_get_length (mime_parts) == 1) {
2777                 TnyIterator *iter;
2778                 /* only one attachment selected */
2779                 iter = tny_list_create_iterator (mime_parts);
2780                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2781                 g_object_unref (iter);
2782                 if (!modest_tny_mime_part_is_msg (mime_part) &&
2783                     modest_tny_mime_part_is_attachment_for_modest (mime_part) &&
2784                     !tny_mime_part_is_purged (mime_part)) {
2785                         filename = g_strdup (tny_mime_part_get_filename (mime_part));
2786                 } else {
2787                         /* TODO: show any error? */
2788                         g_warning ("Tried to save a non-file attachment");
2789                         g_object_unref (mime_parts);
2790                         return;
2791                 }
2792                 g_object_unref (mime_part);
2793         } else {
2794                 save_multiple_str = g_strdup_printf (_FM("sfil_va_number_of_objects_attachments"),
2795                                                      tny_list_get_length (mime_parts));
2796         }
2797
2798         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
2799                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
2800
2801         /* set folder */
2802         folder = g_build_filename (g_getenv (MYDOCS_ENV), DOCS_FOLDER, NULL);
2803         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
2804         g_free (folder);
2805
2806         /* set filename */
2807         if (filename) {
2808                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
2809                                                    filename);
2810                 g_free (filename);
2811         }
2812
2813         /* if multiple, set multiple string */
2814         if (save_multiple_str) {
2815                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
2816                 gtk_window_set_title (GTK_WINDOW (save_dialog), _FM("sfil_ti_save_objects_files"));
2817         }
2818
2819         /* We must run this asynchronously, because the hildon dialog
2820            performs a gtk_dialog_run by itself which leads to gdk
2821            deadlocks */
2822         g_signal_connect (save_dialog, "response",
2823                           G_CALLBACK (save_attachments_response), mime_parts);
2824
2825         gtk_widget_show_all (save_dialog);
2826 }
2827
2828 static gboolean
2829 show_remove_attachment_information (gpointer userdata)
2830 {
2831         ModestMsgViewWindow *window = (ModestMsgViewWindow *) userdata;
2832         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2833
2834         /* We're outside the main lock */
2835         gdk_threads_enter ();
2836
2837         if (priv->remove_attachment_banner != NULL) {
2838                 gtk_widget_destroy (priv->remove_attachment_banner);
2839                 g_object_unref (priv->remove_attachment_banner);
2840         }
2841
2842         priv->remove_attachment_banner = g_object_ref (
2843                 hildon_banner_show_animation (NULL, NULL, _("mcen_me_inbox_remove_attachments")));
2844
2845         gdk_threads_leave ();
2846
2847         return FALSE;
2848 }
2849
2850 void
2851 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
2852 {
2853         ModestMsgViewWindowPrivate *priv;
2854         TnyList *mime_parts = NULL;
2855         gchar *confirmation_message;
2856         gint response;
2857         gint n_attachments;
2858         TnyMsg *msg;
2859         TnyIterator *iter;
2860
2861         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2862         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2863
2864         /* In hildon 2.2 we ignore the get_all flag as we always get all attachments. This is
2865          * because we don't have selection
2866          */
2867         mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2868
2869         /* Remove already purged messages from mime parts list */
2870         iter = tny_list_create_iterator (mime_parts);
2871         while (!tny_iterator_is_done (iter)) {
2872                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
2873                 tny_iterator_next (iter);
2874                 if (tny_mime_part_is_purged (part)) {
2875                         tny_list_remove (mime_parts, (GObject *) part);
2876                 }
2877                 g_object_unref (part);
2878         }
2879         g_object_unref (iter);
2880
2881         if (!modest_maemo_utils_select_attachments (GTK_WINDOW (window), mime_parts, TRUE) ||
2882             tny_list_get_length (mime_parts) == 0) {
2883                 g_object_unref (mime_parts);
2884                 return;
2885         }
2886
2887         n_attachments = tny_list_get_length (mime_parts);
2888         if (n_attachments == 1) {
2889                 gchar *filename;
2890                 TnyMimePart *part;
2891
2892                 iter = tny_list_create_iterator (mime_parts);
2893                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2894                 g_object_unref (iter);
2895                 if (modest_tny_mime_part_is_msg (part)) {
2896                         TnyHeader *header;
2897                         header = tny_msg_get_header (TNY_MSG (part));
2898                         filename = tny_header_dup_subject (header);
2899                         g_object_unref (header);
2900                         if (filename == NULL)
2901                                 filename = g_strdup (_("mail_va_no_subject"));
2902                 } else {
2903                         filename = g_strdup (tny_mime_part_get_filename (TNY_MIME_PART (part)));
2904                 }
2905                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
2906                 g_free (filename);
2907                 g_object_unref (part);
2908         } else {
2909                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
2910                                                                  "mcen_nc_purge_files_text",
2911                                                                  n_attachments), n_attachments);
2912         }
2913         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
2914                                                             confirmation_message);
2915         g_free (confirmation_message);
2916
2917         if (response != GTK_RESPONSE_OK) {
2918                 g_object_unref (mime_parts);
2919                 return;
2920         }
2921
2922         priv->purge_timeout = g_timeout_add (2000, show_remove_attachment_information, window);
2923
2924         iter = tny_list_create_iterator (mime_parts);
2925         while (!tny_iterator_is_done (iter)) {
2926                 TnyMimePart *part;
2927
2928                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2929                 tny_mime_part_set_purged (TNY_MIME_PART (part));
2930                 g_object_unref (part);
2931                 tny_iterator_next (iter);
2932         }
2933         g_object_unref (iter);
2934
2935         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2936         tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
2937         tny_msg_rewrite_cache (msg);
2938         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2939         g_object_unref (msg);
2940
2941         g_object_unref (mime_parts);
2942
2943         if (priv->purge_timeout > 0) {
2944                 g_source_remove (priv->purge_timeout);
2945                 priv->purge_timeout = 0;
2946         }
2947
2948         if (priv->remove_attachment_banner) {
2949                 gtk_widget_destroy (priv->remove_attachment_banner);
2950                 g_object_unref (priv->remove_attachment_banner);
2951                 priv->remove_attachment_banner = NULL;
2952         }
2953
2954
2955 }
2956
2957
2958 static void
2959 update_window_title (ModestMsgViewWindow *window)
2960 {
2961         ModestMsgViewWindowPrivate *priv;
2962         TnyMsg *msg = NULL;
2963         TnyHeader *header = NULL;
2964         gchar *subject = NULL;
2965
2966         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2967
2968         /* Note that if the window is closed while we're retrieving
2969            the message, this widget could de deleted */
2970         if (!priv->msg_view)
2971                 return;
2972
2973         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2974
2975         if (msg != NULL) {
2976                 header = tny_msg_get_header (msg);
2977                 subject = tny_header_dup_subject (header);
2978                 g_object_unref (header);
2979                 g_object_unref (msg);
2980         }
2981
2982         if ((subject == NULL)||(subject[0] == '\0')) {
2983                 g_free (subject);
2984                 subject = g_strdup (_("mail_va_no_subject"));
2985         }
2986
2987         gtk_window_set_title (GTK_WINDOW (window), subject);
2988 }
2989
2990
2991 static void
2992 on_move_focus (GtkWidget *widget,
2993                GtkDirectionType direction,
2994                gpointer userdata)
2995 {
2996         g_signal_stop_emission_by_name (G_OBJECT (widget), "move-focus");
2997 }
2998
2999 static TnyStream *
3000 fetch_image_open_stream (TnyStreamCache *self, gint64 *expected_size, gchar *uri)
3001 {
3002         GnomeVFSResult result;
3003         GnomeVFSHandle *handle = NULL;
3004         GnomeVFSFileInfo *info = NULL;
3005         TnyStream *stream;
3006
3007         result = gnome_vfs_open (&handle, uri, GNOME_VFS_OPEN_READ);
3008         if (result != GNOME_VFS_OK) {
3009                 *expected_size = 0;
3010                 return NULL;
3011         }
3012
3013         info = gnome_vfs_file_info_new ();
3014         result = gnome_vfs_get_file_info_from_handle (handle, info, GNOME_VFS_FILE_INFO_DEFAULT);
3015         if (result != GNOME_VFS_OK || ! (info->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_SIZE)) {
3016                 /* We put a "safe" default size for going to cache */
3017                 *expected_size = (300*1024);
3018         } else {
3019                 *expected_size = info->size;
3020         }
3021         gnome_vfs_file_info_unref (info);
3022
3023         stream = tny_vfs_stream_new (handle);
3024
3025         return stream;
3026
3027 }
3028
3029 typedef struct {
3030         gchar *uri;
3031         gchar *cache_id;
3032         TnyStream *output_stream;
3033         GtkWidget *msg_view;
3034 } FetchImageData;
3035
3036 gboolean
3037 on_fetch_image_idle_refresh_view (gpointer userdata)
3038 {
3039
3040         FetchImageData *fidata = (FetchImageData *) userdata;
3041         g_message ("REFRESH VIEW");
3042         if (GTK_WIDGET_DRAWABLE (fidata->msg_view)) {
3043                 g_message ("QUEUING DRAW");
3044                 gtk_widget_queue_draw (fidata->msg_view);
3045         }
3046         g_object_unref (fidata->msg_view);
3047         g_slice_free (FetchImageData, fidata);
3048         return FALSE;
3049 }
3050
3051 static gpointer
3052 on_fetch_image_thread (gpointer userdata)
3053 {
3054         FetchImageData *fidata = (FetchImageData *) userdata;
3055         TnyStreamCache *cache;
3056         TnyStream *cache_stream;
3057
3058         cache = modest_runtime_get_images_cache ();
3059         cache_stream = tny_stream_cache_get_stream (cache, fidata->cache_id, (TnyStreamCacheOpenStreamFetcher) fetch_image_open_stream, (gpointer) fidata->uri);
3060         g_free (fidata->cache_id);
3061         g_free (fidata->uri);
3062
3063         if (cache_stream != NULL) {
3064                 tny_stream_write_to_stream (cache_stream, fidata->output_stream);
3065                 tny_stream_close (cache_stream);
3066                 g_object_unref (cache_stream);
3067         }
3068
3069         tny_stream_close (fidata->output_stream);
3070         g_object_unref (fidata->output_stream);
3071
3072
3073         gdk_threads_enter ();
3074         g_idle_add (on_fetch_image_idle_refresh_view, fidata);
3075         gdk_threads_leave ();
3076
3077         return NULL;
3078 }
3079
3080 static gboolean
3081 on_fetch_image (ModestMsgView *msgview,
3082                 const gchar *uri,
3083                 TnyStream *stream,
3084                 ModestMsgViewWindow *window)
3085 {
3086         const gchar *current_account;
3087         ModestMsgViewWindowPrivate *priv;
3088         FetchImageData *fidata;
3089
3090         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3091
3092         current_account = modest_window_get_active_account (MODEST_WINDOW (window));
3093
3094         fidata = g_slice_new0 (FetchImageData);
3095         fidata->msg_view = g_object_ref (msgview);
3096         fidata->uri = g_strdup (uri);
3097         fidata->cache_id = modest_images_cache_get_id (current_account, uri);
3098         fidata->output_stream = g_object_ref (stream);
3099
3100         if (g_thread_create (on_fetch_image_thread, fidata, FALSE, NULL) == NULL) {
3101                 g_object_unref (fidata->output_stream);
3102                 g_free (fidata->cache_id);
3103                 g_free (fidata->uri);
3104                 g_object_unref (fidata->msg_view);
3105                 g_slice_free (FetchImageData, fidata);
3106                 tny_stream_close (stream);
3107                 return FALSE;
3108         }
3109
3110         return TRUE;
3111 }
3112
3113 static void
3114 setup_menu (ModestMsgViewWindow *self)
3115 {
3116         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW(self));
3117
3118         /* Settings menu buttons */
3119         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_replytoall"), NULL,
3120                                            APP_MENU_CALLBACK (modest_ui_actions_on_reply_all),
3121                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_reply_msg));
3122         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_forward"), "<Control>d",
3123                                            APP_MENU_CALLBACK (modest_ui_actions_on_forward),
3124                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_reply_msg));
3125
3126         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_read"), NULL,
3127                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_read),
3128                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_read_msg_in_view));
3129         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_unread"), NULL,
3130                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_unread),
3131                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_unread_msg_in_view));
3132
3133         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_save_attachments"), NULL,
3134                                            APP_MENU_CALLBACK (modest_ui_actions_save_attachments),
3135                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_save_attachments));
3136         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_remove_attachments"), NULL,
3137                                            APP_MENU_CALLBACK (modest_ui_actions_remove_attachments),
3138                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_remove_attachments));
3139
3140         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
3141                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
3142                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
3143         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_addtocontacts"), NULL,
3144                                            APP_MENU_CALLBACK (modest_ui_actions_add_to_contacts),
3145                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_add_to_contacts));
3146 }
3147
3148 void
3149 modest_msg_view_window_add_to_contacts (ModestMsgViewWindow *self)
3150 {
3151         ModestMsgViewWindowPrivate *priv;
3152         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3153         GSList *recipients = NULL;
3154         TnyMsg *msg = NULL;
3155         gboolean contacts_to_add = FALSE;
3156
3157         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3158         if (msg == NULL) {
3159                 TnyHeader *header;
3160
3161                 header = modest_msg_view_window_get_header (self);
3162                 if (header == NULL)
3163                         return;
3164                 recipients = modest_tny_msg_header_get_all_recipients_list (header);
3165                 g_object_unref (header);
3166         } else {
3167                 recipients = modest_tny_msg_get_all_recipients_list (msg);
3168                 g_object_unref (msg);
3169         }
3170
3171         if (recipients != NULL) {
3172                 GtkWidget *picker_dialog;
3173                 GtkWidget *selector;
3174                 GSList *node;
3175                 gchar *selected = NULL;
3176
3177                 selector = hildon_touch_selector_new_text ();
3178                 g_object_ref (selector);
3179
3180                 for (node = recipients; node != NULL; node = g_slist_next (node)) {
3181                         if (!modest_address_book_has_address ((const gchar *) node->data)) {
3182                                 hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector),
3183                                                                    (const gchar *) node->data);
3184                                 contacts_to_add = TRUE;
3185                         }
3186                 }
3187
3188                 if (contacts_to_add) {
3189                         gint picker_result;
3190
3191                         picker_dialog = hildon_picker_dialog_new (GTK_WINDOW (self));
3192                         gtk_window_set_title (GTK_WINDOW (picker_dialog), _("mcen_me_viewer_addtocontacts"));
3193
3194                         hildon_picker_dialog_set_selector (HILDON_PICKER_DIALOG (picker_dialog),
3195                                                            HILDON_TOUCH_SELECTOR (selector));
3196
3197                         picker_result = gtk_dialog_run (GTK_DIALOG (picker_dialog));
3198
3199                         if (picker_result == GTK_RESPONSE_OK) {
3200                                 selected = hildon_touch_selector_get_current_text (HILDON_TOUCH_SELECTOR (selector));
3201                         }
3202                         gtk_widget_destroy (picker_dialog);
3203
3204                         if (selected)
3205                                 modest_address_book_add_address (selected);
3206                         g_free (selected);
3207
3208                 } else {
3209
3210                         g_object_unref (selector);
3211
3212                 }
3213         }
3214
3215         if (recipients) {g_slist_foreach (recipients, (GFunc) g_free, NULL); g_slist_free (recipients);}
3216 }
3217
3218 static gboolean
3219 _modest_msg_view_window_map_event (GtkWidget *widget,
3220                                    GdkEvent *event,
3221                                    gpointer userdata)
3222 {
3223         ModestMsgViewWindow *self = (ModestMsgViewWindow *) userdata;
3224         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3225
3226         if (priv->progress_hint) {
3227                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), TRUE);
3228         }
3229
3230         return FALSE;
3231 }