git.maemo.org Git - modest/blob - src/widgets/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-toolkit-utils.h>
  41 #include <modest-tny-msg.h>
  42 #include <modest-msg-view-window.h>
  43 #include "modest-msg-view-window-ui-dimming.h"
  44 #include <modest-widget-memory.h>
  45 #include <modest-progress-object.h>
  46 #include <modest-runtime.h>
  47 #include <modest-window-priv.h>
  48 #include <modest-tny-folder.h>
  49 #include <modest-text-utils.h>
  50 #include <modest-account-mgr-helpers.h>
  51 #include <modest-toolkit-factory.h>
  52 #include <modest-scrollable.h>
  53 #include <modest-isearch-toolbar.h>
  54 #include "modest-defs.h"
  55 #include "modest-ui-dimming-manager.h"
  56 #include <gdk/gdkkeysyms.h>
  57 #include <modest-tny-account.h>
  58 #include <modest-mime-part-view.h>
  59 #include <modest-isearch-view.h>
  60 #include <modest-tny-mime-part.h>
  61 #include <modest-address-book.h>
  62 #include <math.h>
  63 #include <errno.h>
  64 #include <glib/gstdio.h>
  65 #include <modest-debug.h>
  66 #include <modest-header-window.h>
  67 #include <modest-account-protocol.h>
  68 #include <modest-icon-names.h>
  69 #include <modest-ui-actions.h>
  70 #include <modest-window-mgr.h>
  71 #include <tny-camel-msg.h>
  72 #include <modest-icon-names.h>
  73
  74 #ifdef MODEST_PLATFORM_MAEMO
  75 #include <modest-maemo-utils.h>
  76 #endif
  77
  78 #ifdef MODEST_TOOLKIT_HILDON2
  79 #include <hildon/hildon.h>
  80 #endif
  81 #include <tny-camel-bs-mime-part.h>
  82 #include <tny-camel-bs-msg.h>
  83
  84 #define MYDOCS_ENV "MYDOCSDIR"
  85 #define DOCS_FOLDER ".documents"
  86
  87 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
  88 struct _ModestMsgViewWindowPrivate {
  89
  90         GtkWidget   *msg_view;
  91         GtkWidget   *main_scroll;
  92         GtkWidget   *isearch_toolbar;
  93         gchar       *last_search;
  94
  95         /* Progress observers */
  96         GSList           *progress_widgets;
  97
  98         /* Tollbar items */
  99         GtkWidget   *prev_toolitem;
 100         GtkWidget   *next_toolitem;
 101         gboolean    progress_hint;
 102         gint        fetching_images;
 103
 104         /* Optimized view enabled */
 105         gboolean optimized_view;
 106
 107         /* Whether this was created via the *_new_for_search_result() function. */
 108         gboolean is_search_result;
 109
 110         /* Whether the message is in outbox */
 111         gboolean is_outbox;
 112
 113         /* A reference to the @model of the header view
 114          * to allow selecting previous/next messages,
 115          * if the message is currently selected in the header view.
 116          */
 117         const gchar *header_folder_id;
 118         GtkTreeModel *header_model;
 119         GtkTreeRowReference *row_reference;
 120         GtkTreeRowReference *next_row_reference;
 121
 122         gulong clipboard_change_handler;
 123         gulong queue_change_handler;
 124         gulong account_removed_handler;
 125         gulong row_changed_handler;
 126         gulong row_deleted_handler;
 127         gulong row_inserted_handler;
 128         gulong rows_reordered_handler;
 129         gulong fetch_image_redraw_handler;
 130
 131         guint purge_timeout;
 132         GtkWidget *remove_attachment_banner;
 133
 134         gchar *msg_uid;
 135         TnyMimePart *other_body;
 136
 137         GSList *sighandlers;
 138 };
 139
 140 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
 141 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
 142 static void  modest_header_view_observer_init    (ModestHeaderViewObserverIface *iface_class);
 143 static void  modest_msg_view_window_finalize     (GObject *obj);
 144 static void  modest_msg_view_window_show_isearch_toolbar   (GtkWidget *obj, gpointer data);
 145 static void  modest_msg_view_window_isearch_toolbar_close  (GtkWidget *widget,
 146                                                             ModestMsgViewWindow *obj);
 147 static void  modest_msg_view_window_isearch_toolbar_search (GtkWidget *widget,
 148                                                             ModestMsgViewWindow *obj);
 149 static void  modest_msg_view_window_toggle_isearch_toolbar (GtkWidget *obj,
 150                                                             gpointer data);
 151 static void modest_msg_view_window_disconnect_signals (ModestWindow *self);
 152
 153 static gdouble modest_msg_view_window_get_zoom    (ModestWindow *window);
 154 static void modest_msg_view_window_set_zoom       (ModestWindow *window,
 155                                                    gdouble zoom);
 156 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
 157 static gboolean modest_msg_view_window_zoom_plus  (ModestWindow *window);
 158 static gboolean modest_msg_view_window_key_event  (GtkWidget *window,
 159                                                    GdkEventKey *event,
 160                                                    gpointer userdata);
 161 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
 162
 163 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
 164                                                    gboolean show_toolbar);
 165
 166 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
 167                                                            GdkEvent *event,
 168                                                            ModestMsgViewWindow *window);
 169
 170 static void modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
 171                                                    GtkTreePath *arg1,
 172                                                    GtkTreeIter *arg2,
 173                                                    ModestMsgViewWindow *window);
 174
 175 static void modest_msg_view_window_on_row_deleted (GtkTreeModel *header_model,
 176                                                    GtkTreePath *arg1,
 177                                                    ModestMsgViewWindow *window);
 178
 179 static void modest_msg_view_window_on_row_inserted (GtkTreeModel *header_model,
 180                                                     GtkTreePath *tree_path,
 181                                                     GtkTreeIter *tree_iter,
 182                                                     ModestMsgViewWindow *window);
 183
 184 static void modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
 185                                                      GtkTreePath *arg1,
 186                                                      GtkTreeIter *arg2,
 187                                                      gpointer arg3,
 188                                                      ModestMsgViewWindow *window);
 189
 190 static void modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *window,
 191                                                           GtkTreeModel *model,
 192                                                           const gchar *tny_folder_id);
 193
 194 static void on_queue_changed    (ModestMailOperationQueue *queue,
 195                                  ModestMailOperation *mail_op,
 196                                  ModestMailOperationQueueNotification type,
 197                                  ModestMsgViewWindow *self);
 198
 199 static void on_account_removed  (TnyAccountStore *account_store,
 200                                  TnyAccount *account,
 201                                  gpointer user_data);
 202
 203 static void on_move_focus (GtkWidget *widget,
 204                            GtkDirectionType direction,
 205                            gpointer userdata);
 206
 207 static void view_msg_cb         (ModestMailOperation *mail_op,
 208                                  TnyHeader *header,
 209                                  gboolean canceled,
 210                                  TnyMsg *msg,
 211                                  GError *error,
 212                                  gpointer user_data);
 213
 214 static void set_progress_hint    (ModestMsgViewWindow *self,
 215                                   gboolean enabled);
 216
 217 static void update_window_title (ModestMsgViewWindow *window);
 218
 219 static void init_window (ModestMsgViewWindow *obj);
 220
 221 static gboolean msg_is_visible (TnyHeader *header, gboolean check_outbox);
 222
 223 static void check_dimming_rules_after_change (ModestMsgViewWindow *window);
 224
 225 static gboolean on_fetch_image (ModestMsgView *msgview,
 226                                 const gchar *uri,
 227                                 TnyStream *stream,
 228                                 ModestMsgViewWindow *window);
 229
 230 static gboolean modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 231                                                      GtkScrollType scroll_type,
 232                                                      gboolean horizontal,
 233                                                      gpointer userdata);
 234 static gboolean message_reader (ModestMsgViewWindow *window,
 235                                 ModestMsgViewWindowPrivate *priv,
 236                                 TnyHeader *header,
 237                                 const gchar *msg_uid,
 238                                 TnyFolder *folder,
 239                                 GtkTreeRowReference *row_reference);
 240
 241 static void setup_menu (ModestMsgViewWindow *self);
 242 static gboolean _modest_msg_view_window_map_event (GtkWidget *widget,
 243                                                    GdkEvent *event,
 244                                                    gpointer userdata);
 245 static void update_branding (ModestMsgViewWindow *self);
 246 static void sync_flags      (ModestMsgViewWindow *self);
 247
 248 /* list my signals */
 249 enum {
 250         MSG_CHANGED_SIGNAL,
 251         SCROLL_CHILD_SIGNAL,
 252         LAST_SIGNAL
 253 };
 254
 255 static const GtkActionEntry msg_view_toolbar_action_entries [] = {
 256
 257         /* Toolbar items */
 258         { "ToolbarMessageReply",      MODEST_STOCK_REPLY,     N_("mcen_me_inbox_reply"),      "<CTRL>R", NULL,  G_CALLBACK (modest_ui_actions_on_reply) },
 259         { "ToolbarMessageReplyAll",   MODEST_STOCK_REPLY_ALL,     N_("mcen_me_inbox_replytoall"),         NULL, NULL,  G_CALLBACK (modest_ui_actions_on_reply_all) },
 260         { "ToolbarMessageForward",    MODEST_STOCK_FORWARD,     N_("mcen_me_inbox_forward"),      NULL, NULL,  G_CALLBACK (modest_ui_actions_on_forward) },
 261         { "ToolbarDeleteMessage",     MODEST_STOCK_DELETE,     N_("qgn_toolb_gene_deletebutton"),             NULL, NULL,  G_CALLBACK (modest_ui_actions_on_delete_message_or_folder) },
 262         { "ToolbarMessageBack",       MODEST_TOOLBAR_ICON_PREV,    N_("qgn_toolb_gene_back"),         NULL, NULL, G_CALLBACK (modest_ui_actions_on_prev) },
 263         { "ToolbarMessageNext",    MODEST_TOOLBAR_ICON_NEXT, N_("qgn_toolb_gene_forward"),      NULL, NULL, G_CALLBACK (modest_ui_actions_on_next) },
 264         { "ToolbarDownloadExternalImages", MODEST_TOOLBAR_ICON_DOWNLOAD_IMAGES, N_("mail_bd_external_images"),      NULL, NULL,  G_CALLBACK (modest_ui_actions_on_fetch_images) },
 265 };
 266
 267 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 268         { "FindInMessage",    MODEST_TOOLBAR_ICON_FIND,    N_("qgn_toolb_gene_find"), "<CTRL>F", NULL, G_CALLBACK (modest_msg_view_window_toggle_isearch_toolbar), FALSE },
 269 };
 270
 271 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 272                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 273                                                     ModestMsgViewWindowPrivate))
 274 /* globals */
 275 static GtkWindowClass *parent_class = NULL;
 276
 277 /* uncomment the following if you have defined any signals */
 278 static guint signals[LAST_SIGNAL] = {0};
 279
 280 GType
 281 modest_msg_view_window_get_type (void)
 282 {
 283         static GType my_type = 0;
 284         if (!my_type) {
 285                 static const GTypeInfo my_info = {
 286                         sizeof(ModestMsgViewWindowClass),
 287                         NULL,           /* base init */
 288                         NULL,           /* base finalize */
 289                         (GClassInitFunc) modest_msg_view_window_class_init,
 290                         NULL,           /* class finalize */
 291                         NULL,           /* class data */
 292                         sizeof(ModestMsgViewWindow),
 293                         1,              /* n_preallocs */
 294                         (GInstanceInitFunc) modest_msg_view_window_init,
 295                         NULL
 296                 };
 297 #ifndef MODEST_TOOLKIT_HILDON2
 298                 my_type = g_type_register_static (MODEST_TYPE_SHELL_WINDOW,
 299                                                   "ModestMsgViewWindow",
 300                                                   &my_info, 0);
 301 #else
 302                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 303                                                   "ModestMsgViewWindow",
 304                                                   &my_info, 0);
 305 #endif
 306
 307                 static const GInterfaceInfo modest_header_view_observer_info =
 308                 {
 309                         (GInterfaceInitFunc) modest_header_view_observer_init,
 310                         NULL,         /* interface_finalize */
 311                         NULL          /* interface_data */
 312                 };
 313
 314                 g_type_add_interface_static (my_type,
 315                                 MODEST_TYPE_HEADER_VIEW_OBSERVER,
 316                                 &modest_header_view_observer_info);
 317         }
 318         return my_type;
 319 }
 320
 321 static void
 322 save_state (ModestWindow *self)
 323 {
 324         modest_widget_memory_save (modest_runtime_get_conf (),
 325                                    G_OBJECT(self),
 326                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 327 }
 328
 329 static gboolean
 330 modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 331                                      GtkScrollType scroll_type,
 332                                      gboolean horizontal,
 333                                      gpointer userdata)
 334 {
 335         ModestMsgViewWindowPrivate *priv;
 336         gint step = 0;
 337
 338         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 339
 340         switch (scroll_type) {
 341         case GTK_SCROLL_STEP_UP:
 342                 step = -1;
 343                 break;
 344         case GTK_SCROLL_STEP_DOWN:
 345                 step = +1;
 346                 break;
 347         case GTK_SCROLL_PAGE_UP:
 348                 step = -6;
 349                 break;
 350         case GTK_SCROLL_PAGE_DOWN:
 351                 step = +6;
 352                 break;
 353         case GTK_SCROLL_START:
 354                 step = -100;
 355                 break;
 356         case GTK_SCROLL_END:
 357                 step = +100;
 358                 break;
 359         default:
 360                 step = 0;
 361         }
 362
 363         if (step)
 364                 modest_scrollable_scroll ((ModestScrollable *) priv->main_scroll, 0, step);
 365
 366         return (gboolean) step;
 367 }
 368
 369 static void
 370 add_scroll_binding (GtkBindingSet *binding_set,
 371                     guint keyval,
 372                     GtkScrollType scroll)
 373 {
 374         guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
 375
 376         gtk_binding_entry_add_signal (binding_set, keyval, 0,
 377                                       "scroll_child", 2,
 378                                       GTK_TYPE_SCROLL_TYPE, scroll,
 379                                       G_TYPE_BOOLEAN, FALSE);
 380         gtk_binding_entry_add_signal (binding_set, keypad_keyval, 0,
 381                                       "scroll_child", 2,
 382                                       GTK_TYPE_SCROLL_TYPE, scroll,
 383                                       G_TYPE_BOOLEAN, FALSE);
 384 }
 385
 386 static void
 387 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 388 {
 389         GObjectClass *gobject_class;
 390         ModestWindowClass *modest_window_class;
 391         GtkBindingSet *binding_set;
 392
 393         gobject_class = (GObjectClass*) klass;
 394         modest_window_class = (ModestWindowClass *) klass;
 395
 396         parent_class            = g_type_class_peek_parent (klass);
 397         gobject_class->finalize = modest_msg_view_window_finalize;
 398
 399         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 400         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 401         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 402         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 403         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 404         modest_window_class->disconnect_signals_func = modest_msg_view_window_disconnect_signals;
 405
 406         modest_window_class->save_state_func = save_state;
 407
 408         klass->scroll_child = modest_msg_view_window_scroll_child;
 409
 410         signals[MSG_CHANGED_SIGNAL] =
 411                 g_signal_new ("msg-changed",
 412                               G_TYPE_FROM_CLASS (gobject_class),
 413                               G_SIGNAL_RUN_FIRST,
 414                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 415                               NULL, NULL,
 416                               modest_marshal_VOID__POINTER_POINTER,
 417                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 418
 419         signals[SCROLL_CHILD_SIGNAL] =
 420                 g_signal_new ("scroll-child",
 421                               G_TYPE_FROM_CLASS (gobject_class),
 422                               G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
 423                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, scroll_child),
 424                               NULL, NULL,
 425                               modest_marshal_BOOLEAN__ENUM_BOOLEAN,
 426                               G_TYPE_BOOLEAN, 2, GTK_TYPE_SCROLL_TYPE, G_TYPE_BOOLEAN);
 427
 428         binding_set = gtk_binding_set_by_class (klass);
 429         add_scroll_binding (binding_set, GDK_Up, GTK_SCROLL_STEP_UP);
 430         add_scroll_binding (binding_set, GDK_Down, GTK_SCROLL_STEP_DOWN);
 431         add_scroll_binding (binding_set, GDK_Page_Up, GTK_SCROLL_PAGE_UP);
 432         add_scroll_binding (binding_set, GDK_Page_Down, GTK_SCROLL_PAGE_DOWN);
 433         add_scroll_binding (binding_set, GDK_Home, GTK_SCROLL_START);
 434         add_scroll_binding (binding_set, GDK_End, GTK_SCROLL_END);
 435
 436         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 437
 438 }
 439
 440 static void modest_header_view_observer_init(
 441                 ModestHeaderViewObserverIface *iface_class)
 442 {
 443         iface_class->update_func = modest_msg_view_window_update_model_replaced;
 444 }
 445
 446 static void
 447 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 448 {
 449         ModestMsgViewWindowPrivate *priv;
 450         ModestWindowPrivate *parent_priv = NULL;
 451         GtkActionGroup *action_group = NULL;
 452         GError *error = NULL;
 453
 454         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 455         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 456         parent_priv->ui_manager = gtk_ui_manager_new();
 457
 458         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 459         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 460
 461         /* Add common actions */
 462         gtk_action_group_add_actions (action_group,
 463                                       msg_view_toolbar_action_entries,
 464                                       G_N_ELEMENTS (msg_view_toolbar_action_entries),
 465                                       obj);
 466         gtk_action_group_add_toggle_actions (action_group,
 467                                              msg_view_toggle_action_entries,
 468                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 469                                              obj);
 470
 471         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 472         g_object_unref (action_group);
 473
 474         /* Load the UI definition */
 475         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 476                                          &error);
 477         if (error) {
 478                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 479                 g_error_free (error);
 480                 error = NULL;
 481         }
 482
 483         priv->is_search_result = FALSE;
 484         priv->is_outbox = FALSE;
 485
 486         priv->msg_view      = NULL;
 487         priv->header_model  = NULL;
 488         priv->header_folder_id  = NULL;
 489         priv->clipboard_change_handler = 0;
 490         priv->queue_change_handler = 0;
 491         priv->account_removed_handler = 0;
 492         priv->row_changed_handler = 0;
 493         priv->row_deleted_handler = 0;
 494         priv->row_inserted_handler = 0;
 495         priv->rows_reordered_handler = 0;
 496         priv->fetch_image_redraw_handler = 0;
 497         priv->progress_hint = FALSE;
 498         priv->fetching_images = 0;
 499
 500         priv->optimized_view  = FALSE;
 501         priv->purge_timeout = 0;
 502         priv->remove_attachment_banner = NULL;
 503         priv->msg_uid = NULL;
 504         priv->other_body = NULL;
 505
 506         priv->sighandlers = NULL;
 507
 508         /* Init window */
 509         init_window (MODEST_MSG_VIEW_WINDOW(obj));
 510
 511 }
 512
 513 static void
 514 update_progress_hint (ModestMsgViewWindow *self)
 515 {
 516         ModestMsgViewWindowPrivate *priv;
 517         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 518
 519         if (GTK_WIDGET_VISIBLE (self)) {
 520                 modest_window_show_progress (MODEST_WINDOW (self),
 521                                              (priv->progress_hint || (priv->fetching_images > 0))?1:0);
 522         }
 523 }
 524
 525 static void
 526 set_progress_hint (ModestMsgViewWindow *self,
 527                    gboolean enabled)
 528 {
 529         ModestWindowPrivate *parent_priv;
 530         ModestMsgViewWindowPrivate *priv;
 531
 532         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 533
 534         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 535         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 536
 537         /* Sets current progress hint */
 538         priv->progress_hint = enabled;
 539
 540         update_progress_hint (self);
 541
 542 }
 543
 544
 545 static void
 546 init_window (ModestMsgViewWindow *obj)
 547 {
 548         GtkWidget *main_vbox;
 549         ModestMsgViewWindowPrivate *priv;
 550
 551         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 552
 553         priv->msg_view = GTK_WIDGET (tny_platform_factory_new_msg_view (modest_tny_platform_factory_get_instance ()));
 554         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 555         main_vbox = gtk_vbox_new  (FALSE, 6);
 556
 557         priv->main_scroll = modest_toolkit_factory_create_scrollable (modest_runtime_get_toolkit_factory ());
 558         modest_scrollable_set_horizontal_policy (MODEST_SCROLLABLE (priv->main_scroll), GTK_POLICY_AUTOMATIC);
 559         g_object_set (G_OBJECT (priv->main_scroll),
 560                       "movement-mode", MODEST_MOVEMENT_MODE_BOTH,
 561                       "horizontal-max-overshoot", 0,
 562                       NULL);
 563         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 564         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 565         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 566
 567         /* NULL-ize fields if the window is destroyed */
 568         g_signal_connect (priv->msg_view, "destroy", G_CALLBACK (gtk_widget_destroyed), &(priv->msg_view));
 569
 570         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 571 }
 572
 573 static void
 574 modest_msg_view_window_disconnect_signals (ModestWindow *self)
 575 {
 576         ModestMsgViewWindowPrivate *priv;
 577         GtkWidget *header_view = NULL;
 578         GtkWindow *parent_window = NULL;
 579
 580         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 581
 582         if (gtk_clipboard_get (GDK_SELECTION_PRIMARY) &&
 583             g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 584                                            priv->clipboard_change_handler))
 585                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 586                                              priv->clipboard_change_handler);
 587
 588         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 589                                            priv->queue_change_handler))
 590                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 591                                              priv->queue_change_handler);
 592
 593         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_account_store ()),
 594                                            priv->account_removed_handler))
 595                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_account_store ()),
 596                                              priv->account_removed_handler);
 597
 598         if (priv->header_model) {
 599                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 600                                                   priv->row_changed_handler))
 601                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 602                                                     priv->row_changed_handler);
 603
 604                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 605                                                   priv->row_deleted_handler))
 606                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 607                                              priv->row_deleted_handler);
 608
 609                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 610                                                   priv->row_inserted_handler))
 611                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 612                                                     priv->row_inserted_handler);
 613
 614                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 615                                                   priv->rows_reordered_handler))
 616                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 617                                                     priv->rows_reordered_handler);
 618         }
 619
 620         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 621         priv->sighandlers = NULL;
 622
 623         parent_window = gtk_window_get_transient_for (GTK_WINDOW (self));
 624         if (parent_window && MODEST_IS_HEADER_WINDOW (parent_window)) {
 625                 header_view = GTK_WIDGET (modest_header_window_get_header_view (MODEST_HEADER_WINDOW (parent_window)));
 626                 if (header_view) {
 627                         modest_header_view_remove_observer(MODEST_HEADER_VIEW (header_view),
 628                                                            MODEST_HEADER_VIEW_OBSERVER(self));
 629                 }
 630         }
 631 }
 632
 633 static void
 634 modest_msg_view_window_finalize (GObject *obj)
 635 {
 636         ModestMsgViewWindowPrivate *priv;
 637
 638         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 639
 640         /* Sanity check: shouldn't be needed, the window mgr should
 641            call this function before */
 642         modest_msg_view_window_disconnect_signals (MODEST_WINDOW (obj));
 643
 644         if (priv->fetch_image_redraw_handler > 0) {
 645                 g_source_remove (priv->fetch_image_redraw_handler);
 646                 priv->fetch_image_redraw_handler = 0;
 647         }
 648
 649         if (priv->other_body != NULL) {
 650                 g_object_unref (priv->other_body);
 651                 priv->other_body = NULL;
 652         }
 653
 654         if (priv->header_model != NULL) {
 655                 g_object_unref (priv->header_model);
 656                 priv->header_model = NULL;
 657         }
 658
 659         if (priv->remove_attachment_banner) {
 660                 gtk_widget_destroy (priv->remove_attachment_banner);
 661                 g_object_unref (priv->remove_attachment_banner);
 662                 priv->remove_attachment_banner = NULL;
 663         }
 664
 665         if (priv->purge_timeout > 0) {
 666                 g_source_remove (priv->purge_timeout);
 667                 priv->purge_timeout = 0;
 668         }
 669
 670         if (priv->row_reference) {
 671                 gtk_tree_row_reference_free (priv->row_reference);
 672                 priv->row_reference = NULL;
 673         }
 674
 675         if (priv->next_row_reference) {
 676                 gtk_tree_row_reference_free (priv->next_row_reference);
 677                 priv->next_row_reference = NULL;
 678         }
 679
 680         if (priv->msg_uid) {
 681                 g_free (priv->msg_uid);
 682                 priv->msg_uid = NULL;
 683         }
 684
 685         G_OBJECT_CLASS(parent_class)->finalize (obj);
 686 }
 687
 688 static gboolean
 689 select_next_valid_row (GtkTreeModel *model,
 690                        GtkTreeRowReference **row_reference,
 691                        gboolean cycle,
 692                        gboolean is_outbox)
 693 {
 694         GtkTreeIter tmp_iter;
 695         GtkTreePath *path;
 696         GtkTreePath *next = NULL;
 697         gboolean retval = FALSE, finished;
 698
 699         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 700
 701         path = gtk_tree_row_reference_get_path (*row_reference);
 702         gtk_tree_model_get_iter (model, &tmp_iter, path);
 703         gtk_tree_row_reference_free (*row_reference);
 704         *row_reference = NULL;
 705
 706         finished = FALSE;
 707         do {
 708                 TnyHeader *header = NULL;
 709
 710                 if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 711                         gtk_tree_model_get (model, &tmp_iter,
 712                                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 713                                             &header, -1);
 714
 715                         if (header) {
 716                                 if (msg_is_visible (header, is_outbox)) {
 717                                         next = gtk_tree_model_get_path (model, &tmp_iter);
 718                                         *row_reference = gtk_tree_row_reference_new (model, next);
 719                                         gtk_tree_path_free (next);
 720                                         retval = TRUE;
 721                                         finished = TRUE;
 722                                 }
 723                                 g_object_unref (header);
 724                                 header = NULL;
 725                         }
 726                 } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 727                         next = gtk_tree_model_get_path (model, &tmp_iter);
 728
 729                         /* Ensure that we are not selecting the same */
 730                         if (gtk_tree_path_compare (path, next) != 0) {
 731                                 gtk_tree_model_get (model, &tmp_iter,
 732                                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 733                                                     &header, -1);
 734                                 if (header) {
 735                                         if (msg_is_visible (header, is_outbox)) {
 736                                                 *row_reference = gtk_tree_row_reference_new (model, next);
 737                                                 retval = TRUE;
 738                                                 finished = TRUE;
 739                                         }
 740                                         g_object_unref (header);
 741                                         header = NULL;
 742                                 }
 743                         } else {
 744                                 /* If we ended up in the same message
 745                                    then there is no valid next
 746                                    message */
 747                                 finished = TRUE;
 748                         }
 749                         gtk_tree_path_free (next);
 750                 } else {
 751                         /* If there are no more messages and we don't
 752                            want to start again in the first one then
 753                            there is no valid next message */
 754                         finished = TRUE;
 755                 }
 756         } while (!finished);
 757
 758         /* Free */
 759         gtk_tree_path_free (path);
 760
 761         return retval;
 762 }
 763
 764 /* TODO: This should be in _init(), with the parameters as properties. */
 765 static void
 766 modest_msg_view_window_construct (ModestMsgViewWindow *self,
 767                                   const gchar *modest_account_name,
 768                                   const gchar *mailbox,
 769                                   const gchar *msg_uid)
 770 {
 771         GObject *obj = NULL;
 772         ModestMsgViewWindowPrivate *priv = NULL;
 773         ModestWindowPrivate *parent_priv = NULL;
 774         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 775         ModestDimmingRulesGroup *clipboard_rules_group = NULL;
 776
 777         obj = G_OBJECT (self);
 778         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 779         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 780
 781         priv->msg_uid = g_strdup (msg_uid);
 782
 783         /* Menubar */
 784         parent_priv->menubar = NULL;
 785
 786         toolbar_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_TOOLBAR, TRUE);
 787         clipboard_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_CLIPBOARD, FALSE);
 788
 789         setup_menu (self);
 790         /* Add common dimming rules */
 791         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 792                                               modest_msg_view_toolbar_dimming_entries,
 793                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 794                                               MODEST_WINDOW (self));
 795         modest_dimming_rules_group_add_rules (clipboard_rules_group,
 796                                               modest_msg_view_clipboard_dimming_entries,
 797                                               G_N_ELEMENTS (modest_msg_view_clipboard_dimming_entries),
 798                                               MODEST_WINDOW (self));
 799
 800         /* Insert dimming rules group for this window */
 801         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 802         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, clipboard_rules_group);
 803         g_object_unref (toolbar_rules_group);
 804         g_object_unref (clipboard_rules_group);
 805
 806         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 807
 808         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);
 809         g_signal_connect (G_OBJECT(priv->msg_view), "activate_link",
 810                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 811         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 812                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 813         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 814                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 815         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 816                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 817         g_signal_connect (G_OBJECT(priv->msg_view), "show_details",
 818                           G_CALLBACK (modest_ui_actions_on_details), obj);
 819         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 820                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 821         g_signal_connect (G_OBJECT(priv->msg_view), "limit_error",
 822                           G_CALLBACK (modest_ui_actions_on_limit_error), obj);
 823         g_signal_connect (G_OBJECT (priv->msg_view), "fetch_image",
 824                           G_CALLBACK (on_fetch_image), obj);
 825
 826         g_signal_connect (G_OBJECT (obj), "key-release-event",
 827                           G_CALLBACK (modest_msg_view_window_key_event),
 828                           NULL);
 829
 830         g_signal_connect (G_OBJECT (obj), "key-press-event",
 831                           G_CALLBACK (modest_msg_view_window_key_event),
 832                           NULL);
 833
 834         g_signal_connect (G_OBJECT (obj), "move-focus",
 835                           G_CALLBACK (on_move_focus), obj);
 836
 837         g_signal_connect (G_OBJECT (obj), "map-event",
 838                           G_CALLBACK (_modest_msg_view_window_map_event),
 839                           G_OBJECT (obj));
 840
 841         /* Mail Operation Queue */
 842         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 843                                                        "queue-changed",
 844                                                        G_CALLBACK (on_queue_changed),
 845                                                        obj);
 846
 847         /* Account manager */
 848         priv->account_removed_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
 849                                                           "account_removed",
 850                                                           G_CALLBACK(on_account_removed),
 851                                                           obj);
 852
 853         modest_window_set_active_account (MODEST_WINDOW(obj), modest_account_name);
 854         modest_window_set_active_mailbox (MODEST_WINDOW(obj), mailbox);
 855
 856         /* First add out toolbar ... */
 857         modest_msg_view_window_show_toolbar (MODEST_WINDOW (obj), TRUE);
 858
 859         priv->isearch_toolbar = modest_toolkit_factory_create_isearch_toolbar (modest_runtime_get_toolkit_factory (),
 860                                                                                NULL);
 861         modest_window_add_toolbar (MODEST_WINDOW (obj), GTK_TOOLBAR (priv->isearch_toolbar));
 862         gtk_widget_set_no_show_all (priv->isearch_toolbar, TRUE);
 863         g_signal_connect (G_OBJECT (priv->isearch_toolbar), "isearch-close",
 864                           G_CALLBACK (modest_msg_view_window_isearch_toolbar_close), obj);
 865         g_signal_connect (G_OBJECT (priv->isearch_toolbar), "isearch-search",
 866                           G_CALLBACK (modest_msg_view_window_isearch_toolbar_search), obj);
 867         priv->last_search = NULL;
 868
 869         /* Init the clipboard actions dim status */
 870         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 871
 872         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 873
 874
 875 }
 876
 877 /* FIXME: parameter checks */
 878 ModestWindow *
 879 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 880                                               const gchar *modest_account_name,
 881                                               const gchar *mailbox,
 882                                               const gchar *msg_uid,
 883                                               GtkTreeModel *model,
 884                                               GtkTreeRowReference *row_reference)
 885 {
 886         ModestMsgViewWindow *window = NULL;
 887         ModestMsgViewWindowPrivate *priv = NULL;
 888         TnyFolder *header_folder = NULL;
 889         ModestHeaderView *header_view = NULL;
 890         ModestWindowMgr *mgr = NULL;
 891
 892         MODEST_DEBUG_BLOCK (
 893                modest_tny_mime_part_to_string (TNY_MIME_PART (msg), 0);
 894         );
 895
 896         mgr = modest_runtime_get_window_mgr ();
 897         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 898         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 899
 900         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
 901
 902         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 903
 904         /* Remember the message list's TreeModel so we can detect changes
 905          * and change the list selection when necessary: */
 906         header_folder = modest_header_view_get_folder (header_view);
 907         if (header_folder) {
 908                 priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) ==
 909                                    TNY_FOLDER_TYPE_OUTBOX);
 910                 priv->header_folder_id = tny_folder_get_id (header_folder);
 911                 g_object_unref(header_folder);
 912         }
 913
 914         /* Setup row references and connect signals */
 915         priv->header_model = g_object_ref (model);
 916
 917         if (row_reference && gtk_tree_row_reference_valid (row_reference)) {
 918                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 919                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 920                 select_next_valid_row (model, &(priv->next_row_reference), TRUE, priv->is_outbox);
 921         } else {
 922                 priv->row_reference = NULL;
 923                 priv->next_row_reference = NULL;
 924         }
 925
 926         /* Connect signals */
 927         priv->row_changed_handler =
 928                 g_signal_connect (GTK_TREE_MODEL(model), "row-changed",
 929                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
 930                                   window);
 931         priv->row_deleted_handler =
 932                 g_signal_connect (GTK_TREE_MODEL(model), "row-deleted",
 933                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
 934                                   window);
 935         priv->row_inserted_handler =
 936                 g_signal_connect (GTK_TREE_MODEL(model), "row-inserted",
 937                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
 938                                   window);
 939         priv->rows_reordered_handler =
 940                 g_signal_connect(GTK_TREE_MODEL(model), "rows-reordered",
 941                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
 942                                  window);
 943
 944         if (header_view != NULL){
 945                 modest_header_view_add_observer(header_view,
 946                                 MODEST_HEADER_VIEW_OBSERVER(window));
 947         }
 948
 949         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 950         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
 951         update_branding (MODEST_MSG_VIEW_WINDOW (window));
 952
 953         /* gtk_widget_show_all (GTK_WIDGET (window)); */
 954         modest_msg_view_window_update_priority (window);
 955         /* Check dimming rules */
 956         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 957         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
 958         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 959
 960         return MODEST_WINDOW(window);
 961 }
 962
 963 ModestWindow *
 964 modest_msg_view_window_new_from_uid (const gchar *modest_account_name,
 965                                      const gchar *mailbox,
 966                                      const gchar *msg_uid)
 967 {
 968         ModestMsgViewWindow *window = NULL;
 969         ModestMsgViewWindowPrivate *priv = NULL;
 970         ModestWindowMgr *mgr = NULL;
 971         gboolean is_merge;
 972         TnyAccount *account = NULL;
 973
 974         mgr = modest_runtime_get_window_mgr ();
 975         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 976         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 977
 978         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
 979
 980         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 981
 982         is_merge = g_str_has_prefix (msg_uid, "merge:");
 983
 984         /* Get the account */
 985         if (!is_merge)
 986                 account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
 987                                                           msg_uid);
 988
 989         if (is_merge || account) {
 990                 TnyFolder *folder = NULL;
 991
 992                 /* Try to get the message, if it's already downloaded
 993                    we don't need to connect */
 994                 if (account) {
 995                         folder = modest_tny_folder_store_find_folder_from_uri (TNY_FOLDER_STORE (account), msg_uid);
 996                 } else {
 997                         ModestTnyAccountStore *account_store;
 998                         ModestTnyLocalFoldersAccount *local_folders_account;
 999
1000                         account_store = modest_runtime_get_account_store ();
1001                         local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
1002                                 modest_tny_account_store_get_local_folders_account (account_store));
1003                         folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
1004                         g_object_unref (local_folders_account);
1005                 }
1006                 if (folder) {
1007                         TnyDevice *device;
1008                         gboolean device_online;
1009
1010                         device = modest_runtime_get_device();
1011                         device_online = tny_device_is_online (device);
1012                         if (device_online) {
1013                                 message_reader (window, priv, NULL, msg_uid, folder, NULL);
1014                         } else {
1015                                 TnyMsg *msg = tny_folder_find_msg (folder, msg_uid, NULL);
1016                                 if (msg) {
1017                                         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1018                                         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
1019                                         update_branding (MODEST_MSG_VIEW_WINDOW (window));
1020                                         g_object_unref (msg);
1021                                         /* Sync flags to server */
1022                                         sync_flags (MODEST_MSG_VIEW_WINDOW (window));
1023                                 } else {
1024                                         message_reader (window, priv, NULL, msg_uid, folder, NULL);
1025                                 }
1026                         }
1027                         g_object_unref (folder);
1028                 }
1029
1030         }
1031
1032         /* Check dimming rules */
1033         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1034         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1035         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1036
1037         return MODEST_WINDOW(window);
1038 }
1039
1040 ModestWindow *
1041 modest_msg_view_window_new_from_header_view (ModestHeaderView *header_view,
1042                                              const gchar *modest_account_name,
1043                                              const gchar *mailbox,
1044                                              const gchar *msg_uid,
1045                                              GtkTreeRowReference *row_reference)
1046 {
1047         ModestMsgViewWindow *window = NULL;
1048         ModestMsgViewWindowPrivate *priv = NULL;
1049         TnyFolder *header_folder = NULL;
1050         ModestWindowMgr *mgr = NULL;
1051         GtkTreePath *path;
1052         GtkTreeIter iter;
1053
1054         mgr = modest_runtime_get_window_mgr ();
1055         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
1056         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
1057
1058         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
1059
1060         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1061
1062         /* Remember the message list's TreeModel so we can detect changes
1063          * and change the list selection when necessary: */
1064
1065         if (header_view != NULL){
1066                 header_folder = modest_header_view_get_folder(header_view);
1067                 /* This could happen if the header folder was
1068                    unseleted before opening this msg window (for
1069                    example if the user selects an account in the
1070                    folder view of the main window */
1071                 if (header_folder) {
1072                         priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) ==
1073                                            TNY_FOLDER_TYPE_OUTBOX);
1074                         priv->header_folder_id = tny_folder_get_id(header_folder);
1075                         g_object_unref(header_folder);
1076                 }
1077         }
1078
1079         /* Setup row references and connect signals */
1080         priv->header_model = gtk_tree_view_get_model (GTK_TREE_VIEW (header_view));
1081         g_object_ref (priv->header_model);
1082
1083         if (row_reference && gtk_tree_row_reference_valid (row_reference)) {
1084                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
1085                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
1086                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
1087         } else {
1088                 priv->row_reference = NULL;
1089                 priv->next_row_reference = NULL;
1090         }
1091
1092         /* Connect signals */
1093         priv->row_changed_handler =
1094                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-changed",
1095                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
1096                                   window);
1097         priv->row_deleted_handler =
1098                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-deleted",
1099                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
1100                                   window);
1101         priv->row_inserted_handler =
1102                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-inserted",
1103                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
1104                                   window);
1105         priv->rows_reordered_handler =
1106                 g_signal_connect(GTK_TREE_MODEL(priv->header_model), "rows-reordered",
1107                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
1108                                  window);
1109
1110         if (header_view != NULL){
1111                 modest_header_view_add_observer(header_view,
1112                                                 MODEST_HEADER_VIEW_OBSERVER(window));
1113         }
1114
1115         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), NULL);
1116         update_branding (MODEST_MSG_VIEW_WINDOW (window));
1117
1118         if (priv->row_reference) {
1119                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1120                 if (gtk_tree_model_get_iter (priv->header_model, &iter, path)) {
1121                         TnyHeader *header;
1122                         gtk_tree_model_get (priv->header_model, &iter,
1123                                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1124                                             &header, -1);
1125                         message_reader (window, priv, header, NULL, NULL, priv->row_reference);
1126                         g_object_unref (header);
1127                 }
1128                 gtk_tree_path_free (path);
1129         }
1130         /* Check dimming rules */
1131         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1132         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1133         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1134
1135         return MODEST_WINDOW(window);
1136 }
1137
1138 ModestWindow *
1139 modest_msg_view_window_new_for_search_result (TnyMsg *msg,
1140                                               const gchar *modest_account_name,
1141                                               const gchar *mailbox,
1142                                               const gchar *msg_uid)
1143 {
1144         ModestMsgViewWindow *window = NULL;
1145         ModestMsgViewWindowPrivate *priv = NULL;
1146         ModestWindowMgr *mgr = NULL;
1147
1148         mgr = modest_runtime_get_window_mgr ();
1149         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
1150         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
1151         modest_msg_view_window_construct (window, modest_account_name, mailbox, msg_uid);
1152
1153         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1154
1155         /* Remember that this is a search result,
1156          * so we can disable some UI appropriately: */
1157         priv->is_search_result = TRUE;
1158
1159         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1160         update_branding (MODEST_MSG_VIEW_WINDOW (window));
1161
1162         update_window_title (window);
1163         /* gtk_widget_show_all (GTK_WIDGET (window));*/
1164         modest_msg_view_window_update_priority (window);
1165
1166         /* Check dimming rules */
1167         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1168         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1169         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1170
1171         return MODEST_WINDOW(window);
1172 }
1173
1174 gboolean
1175 modest_msg_view_window_is_other_body (ModestMsgViewWindow *self)
1176 {
1177         ModestMsgViewWindowPrivate *priv = NULL;
1178
1179         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1180         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1181
1182         return (priv->other_body != NULL);
1183 }
1184
1185 ModestWindow *
1186 modest_msg_view_window_new_with_other_body (TnyMsg *msg,
1187                                             TnyMimePart *other_body,
1188                                             const gchar *modest_account_name,
1189                                             const gchar *mailbox,
1190                                             const gchar *msg_uid)
1191 {
1192         GObject *obj = NULL;
1193         ModestMsgViewWindowPrivate *priv;
1194         ModestWindowMgr *mgr = NULL;
1195
1196         g_return_val_if_fail (msg, NULL);
1197         mgr = modest_runtime_get_window_mgr ();
1198         obj = G_OBJECT (modest_window_mgr_get_msg_view_window (mgr));
1199         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1200         modest_msg_view_window_construct (MODEST_MSG_VIEW_WINDOW (obj),
1201                                           modest_account_name, mailbox, msg_uid);
1202
1203         if (other_body) {
1204                 priv->other_body = g_object_ref (other_body);
1205                 modest_msg_view_set_msg_with_other_body (MODEST_MSG_VIEW (priv->msg_view), msg, other_body);
1206         } else {
1207                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1208         }
1209         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
1210         update_branding (MODEST_MSG_VIEW_WINDOW (obj));
1211
1212         /* gtk_widget_show_all (GTK_WIDGET (obj)); */
1213
1214         /* Check dimming rules */
1215         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
1216         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (obj));
1217         modest_window_check_dimming_rules_group (MODEST_WINDOW (obj), MODEST_DIMMING_RULES_CLIPBOARD);
1218
1219         return MODEST_WINDOW(obj);
1220 }
1221
1222 ModestWindow *
1223 modest_msg_view_window_new_for_attachment (TnyMsg *msg,
1224                                            const gchar *modest_account_name,
1225                                            const gchar *mailbox,
1226                                            const gchar *msg_uid)
1227 {
1228         return modest_msg_view_window_new_with_other_body (msg, NULL, modest_account_name, mailbox, msg_uid);
1229 }
1230
1231 static void
1232 modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
1233                                        GtkTreePath *arg1,
1234                                        GtkTreeIter *arg2,
1235                                        ModestMsgViewWindow *window)
1236 {
1237         check_dimming_rules_after_change (window);
1238 }
1239
1240 static void
1241 modest_msg_view_window_on_row_deleted(GtkTreeModel *header_model,
1242                                       GtkTreePath *arg1,
1243                                       ModestMsgViewWindow *window)
1244 {
1245         check_dimming_rules_after_change (window);
1246 }
1247         /* The window could have dissapeared */
1248
1249 static void
1250 check_dimming_rules_after_change (ModestMsgViewWindow *window)
1251 {
1252         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1253         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1254 }
1255
1256
1257 /* On insertions we check if the folder still has the message we are
1258  * showing or do not. If do not, we do nothing. Which means we are still
1259  * not attached to any header folder and thus next/prev buttons are
1260  * still dimmed. Once the message that is shown by msg-view is found, the
1261  * new model of header-view will be attached and the references will be set.
1262  * On each further insertions dimming rules will be checked. However
1263  * this requires extra CPU time at least works.
1264  * (An message might be deleted from TnyFolder and thus will not be
1265  * inserted into the model again for example if it is removed by the
1266  * imap server and the header view is refreshed.)
1267  */
1268 static void
1269 modest_msg_view_window_on_row_inserted (GtkTreeModel *model,
1270                                         GtkTreePath *tree_path,
1271                                         GtkTreeIter *tree_iter,
1272                                         ModestMsgViewWindow *window)
1273 {
1274         ModestMsgViewWindowPrivate *priv = NULL;
1275         TnyHeader *header = NULL;
1276
1277         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1278         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1279
1280         g_assert (model == priv->header_model);
1281
1282         /* Check if the newly inserted message is the same we are actually
1283          * showing. IF not, we should remain detached from the header model
1284          * and thus prev and next toolbar buttons should remain dimmed. */
1285         gtk_tree_model_get (model, tree_iter,
1286                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1287                             &header, -1);
1288
1289         if (TNY_IS_HEADER (header)) {
1290                 gchar *uid = NULL;
1291
1292                 uid = modest_tny_folder_get_header_unique_id (header);
1293                 if (!g_str_equal(priv->msg_uid, uid)) {
1294                         check_dimming_rules_after_change (window);
1295                         g_free(uid);
1296                         g_object_unref (G_OBJECT(header));
1297                         return;
1298                 }
1299                 g_free(uid);
1300                 g_object_unref(G_OBJECT(header));
1301         }
1302
1303         if (priv->row_reference) {
1304                 gtk_tree_row_reference_free (priv->row_reference);
1305         }
1306
1307         /* Setup row_reference for the actual msg. */
1308         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, tree_path);
1309         if (priv->row_reference == NULL) {
1310                 g_warning("%s: No reference for msg header item.", __FUNCTION__);
1311                 return;
1312         }
1313
1314         /* Now set up next_row_reference. */
1315         if (priv->next_row_reference) {
1316                 gtk_tree_row_reference_free (priv->next_row_reference);
1317         }
1318
1319         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1320         select_next_valid_row (priv->header_model,
1321                                &(priv->next_row_reference), FALSE, priv->is_outbox);
1322
1323         /* Connect the remaining callbacks to become able to detect
1324          * changes in header-view. */
1325         priv->row_changed_handler =
1326                 g_signal_connect (priv->header_model, "row-changed",
1327                                   G_CALLBACK (modest_msg_view_window_on_row_changed),
1328                                   window);
1329         priv->row_deleted_handler =
1330                 g_signal_connect (priv->header_model, "row-deleted",
1331                                   G_CALLBACK (modest_msg_view_window_on_row_deleted),
1332                                   window);
1333         priv->rows_reordered_handler =
1334                 g_signal_connect (priv->header_model, "rows-reordered",
1335                                   G_CALLBACK (modest_msg_view_window_on_row_reordered),
1336                                   window);
1337
1338         check_dimming_rules_after_change (window);
1339 }
1340
1341 static void
1342 modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
1343                                          GtkTreePath *arg1,
1344                                          GtkTreeIter *arg2,
1345                                          gpointer arg3,
1346                                          ModestMsgViewWindow *window)
1347 {
1348         ModestMsgViewWindowPrivate *priv = NULL;
1349         gboolean already_changed = FALSE;
1350
1351         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1352
1353         /* If the current row was reordered select the proper next
1354            valid row. The same if the next row reference changes */
1355         if (!priv->row_reference ||
1356             !gtk_tree_row_reference_valid (priv->row_reference))
1357                 return;
1358
1359         if (priv->next_row_reference &&
1360             gtk_tree_row_reference_valid (priv->next_row_reference)) {
1361                 GtkTreePath *cur, *next;
1362                 /* Check that the order is still the correct one */
1363                 cur = gtk_tree_row_reference_get_path (priv->row_reference);
1364                 next = gtk_tree_row_reference_get_path (priv->next_row_reference);
1365                 gtk_tree_path_next (cur);
1366                 if (gtk_tree_path_compare (cur, next) != 0) {
1367                         gtk_tree_row_reference_free (priv->next_row_reference);
1368                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1369                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1370                         already_changed = TRUE;
1371                 }
1372                 gtk_tree_path_free (cur);
1373                 gtk_tree_path_free (next);
1374         } else {
1375                 if (priv->next_row_reference)
1376                         gtk_tree_row_reference_free (priv->next_row_reference);
1377                 /* Update next row reference */
1378                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1379                 select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1380                 already_changed = TRUE;
1381         }
1382
1383         check_dimming_rules_after_change (window);
1384 }
1385
1386 /* The modest_msg_view_window_update_model_replaced implements update
1387  * function for ModestHeaderViewObserver. Checks whether the TnyFolder
1388  * actually belongs to the header-view is the same as the TnyFolder of
1389  * the message of msg-view or not. If they are different, there is
1390  * nothing to do. If they are the same, then the model has replaced and
1391  * the reference in msg-view shall be replaced from the old model to
1392  * the new model. In this case the view will be detached from it's
1393  * header folder. From this point the next/prev buttons are dimmed.
1394  */
1395 static void
1396 modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *observer,
1397                                               GtkTreeModel *model,
1398                                               const gchar *tny_folder_id)
1399 {
1400         ModestMsgViewWindowPrivate *priv = NULL;
1401         ModestMsgViewWindow *window = NULL;
1402
1403         g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
1404         g_assert(MODEST_IS_MSG_VIEW_WINDOW(observer));
1405
1406         window = MODEST_MSG_VIEW_WINDOW(observer);
1407         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1408
1409         /* If there is an other folder in the header-view then we do
1410          * not care about it's model (msg list). Else if the
1411          * header-view shows the folder the msg shown by us is in, we
1412          * shall replace our model reference and make some check. */
1413         if(model == NULL || tny_folder_id == NULL ||
1414            (priv->header_folder_id && !g_str_equal(tny_folder_id, priv->header_folder_id)))
1415                 return;
1416
1417         /* Model is changed(replaced), so we should forget the old
1418          * one. Because there might be other references and there
1419          * might be some change on the model even if we unreferenced
1420          * it, we need to disconnect our signals here. */
1421         if (priv->header_model) {
1422                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1423                                                   priv->row_changed_handler))
1424                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1425                                                     priv->row_changed_handler);
1426                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1427                                                   priv->row_deleted_handler))
1428                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1429                                                     priv->row_deleted_handler);
1430                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1431                                                   priv->row_inserted_handler))
1432                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1433                                                     priv->row_inserted_handler);
1434                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1435                                                   priv->rows_reordered_handler))
1436                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1437                                                     priv->rows_reordered_handler);
1438
1439                 /* Frees */
1440                 if (priv->row_reference)
1441                         gtk_tree_row_reference_free (priv->row_reference);
1442                 if (priv->next_row_reference)
1443                         gtk_tree_row_reference_free (priv->next_row_reference);
1444                 g_object_unref(priv->header_model);
1445
1446                 /* Initialize */
1447                 priv->row_changed_handler = 0;
1448                 priv->row_deleted_handler = 0;
1449                 priv->row_inserted_handler = 0;
1450                 priv->rows_reordered_handler = 0;
1451                 priv->next_row_reference = NULL;
1452                 priv->row_reference = NULL;
1453                 priv->header_model = NULL;
1454         }
1455
1456         priv->header_model = g_object_ref (model);
1457
1458         /* Also we must connect to the new model for row insertions.
1459          * Only for insertions now. We will need other ones only after
1460          * the msg is show by msg-view is added to the new model. */
1461         priv->row_inserted_handler =
1462                 g_signal_connect (priv->header_model, "row-inserted",
1463                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
1464                                   window);
1465
1466         modest_ui_actions_check_menu_dimming_rules(MODEST_WINDOW(window));
1467         modest_ui_actions_check_toolbar_dimming_rules(MODEST_WINDOW(window));
1468 }
1469
1470 gboolean
1471 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
1472 {
1473         ModestMsgViewWindowPrivate *priv= NULL;
1474
1475         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1476         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1477
1478         return priv->progress_hint;
1479 }
1480
1481 TnyHeader*
1482 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
1483 {
1484         ModestMsgViewWindowPrivate *priv= NULL;
1485         TnyMsg *msg = NULL;
1486         TnyHeader *header = NULL;
1487         GtkTreePath *path = NULL;
1488         GtkTreeIter iter;
1489
1490         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
1491         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1492
1493         /* If the message was not obtained from a treemodel,
1494          * for instance if it was opened directly by the search UI:
1495          */
1496         if (priv->header_model == NULL ||
1497             priv->row_reference == NULL ||
1498             !gtk_tree_row_reference_valid (priv->row_reference)) {
1499                 msg = modest_msg_view_window_get_message (self);
1500                 if (msg) {
1501                         header = tny_msg_get_header (msg);
1502                         g_object_unref (msg);
1503                 }
1504                 return header;
1505         }
1506
1507         /* Get iter of the currently selected message in the header view: */
1508         path = gtk_tree_row_reference_get_path (priv->row_reference);
1509         g_return_val_if_fail (path != NULL, NULL);
1510         gtk_tree_model_get_iter (priv->header_model,
1511                                  &iter,
1512                                  path);
1513
1514         /* Get current message header */
1515         gtk_tree_model_get (priv->header_model, &iter,
1516                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1517                             &header, -1);
1518
1519         gtk_tree_path_free (path);
1520         return header;
1521 }
1522
1523 TnyMsg*
1524 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
1525 {
1526         ModestMsgViewWindowPrivate *priv;
1527
1528         g_return_val_if_fail (self, NULL);
1529
1530         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1531
1532         return tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1533 }
1534
1535 const gchar*
1536 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
1537 {
1538         ModestMsgViewWindowPrivate *priv;
1539
1540         g_return_val_if_fail (self, NULL);
1541
1542         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1543
1544         return (const gchar*) priv->msg_uid;
1545 }
1546
1547 /* Used for the Ctrl+F accelerator */
1548 static void
1549 modest_msg_view_window_toggle_isearch_toolbar (GtkWidget *obj,
1550                                                gpointer data)
1551 {
1552         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1553         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1554
1555         if (GTK_WIDGET_VISIBLE (priv->isearch_toolbar)) {
1556                 modest_msg_view_window_isearch_toolbar_close (obj, data);
1557        } else {
1558                 modest_msg_view_window_show_isearch_toolbar (obj, data);
1559        }
1560 }
1561
1562 /* Handler for menu option */
1563 static void
1564 modest_msg_view_window_show_isearch_toolbar (GtkWidget *obj,
1565                                              gpointer data)
1566 {
1567         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1568         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1569
1570         gtk_widget_show (priv->isearch_toolbar);
1571         modest_isearch_toolbar_highlight_entry (MODEST_ISEARCH_TOOLBAR (priv->isearch_toolbar), TRUE);
1572 }
1573
1574 /* Handler for click on the "X" close button in isearch toolbar */
1575 static void
1576 modest_msg_view_window_isearch_toolbar_close (GtkWidget *widget,
1577                                               ModestMsgViewWindow *obj)
1578 {
1579         ModestMsgViewWindowPrivate *priv;
1580
1581         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1582
1583         /* Hide toolbar */
1584         gtk_widget_hide (priv->isearch_toolbar);
1585         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1586 }
1587
1588 static void
1589 modest_msg_view_window_isearch_toolbar_search (GtkWidget *widget,
1590                                                ModestMsgViewWindow *obj)
1591 {
1592         const gchar *current_search;
1593         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1594
1595         if (modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->msg_view))) {
1596                 modest_platform_system_banner (NULL, NULL, _("mail_ib_nothing_to_find"));
1597                 return;
1598         }
1599
1600         current_search = modest_isearch_toolbar_get_search (MODEST_ISEARCH_TOOLBAR (widget));
1601
1602         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
1603                 modest_platform_system_banner (NULL, NULL, _CS_FIND_REP_ENTER_TEXT);
1604                 return;
1605         }
1606
1607         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
1608                 gboolean result;
1609                 g_free (priv->last_search);
1610                 priv->last_search = g_strdup (current_search);
1611                 result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->msg_view),
1612                                                      priv->last_search);
1613                 if (!result) {
1614                         modest_platform_system_banner (NULL, NULL,
1615                                                         _HL_IB_FIND_NO_MATCHES);
1616                         g_free (priv->last_search);
1617                         priv->last_search = NULL;
1618                 } else {
1619                         modest_isearch_toolbar_highlight_entry (MODEST_ISEARCH_TOOLBAR (priv->isearch_toolbar), TRUE);
1620                 }
1621         } else {
1622                 if (!modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->msg_view))) {
1623                         modest_platform_system_banner (NULL, NULL,
1624                                                         _HL_IB_FIND_COMPLETE);
1625                         g_free (priv->last_search);
1626                         priv->last_search = NULL;
1627                 } else {
1628                         modest_isearch_toolbar_highlight_entry (MODEST_ISEARCH_TOOLBAR (priv->isearch_toolbar), TRUE);
1629                 }
1630         }
1631
1632 }
1633
1634 static void
1635 modest_msg_view_window_set_zoom (ModestWindow *window,
1636                                  gdouble zoom)
1637 {
1638         ModestMsgViewWindowPrivate *priv;
1639         ModestWindowPrivate *parent_priv;
1640
1641         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1642
1643         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1644         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1645         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom);
1646
1647 }
1648
1649 static gdouble
1650 modest_msg_view_window_get_zoom (ModestWindow *window)
1651 {
1652         ModestMsgViewWindowPrivate *priv;
1653
1654         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1655
1656         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1657         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1658 }
1659
1660 static gboolean
1661 modest_msg_view_window_zoom_plus (ModestWindow *window)
1662 {
1663         gdouble zoom_level;
1664         ModestMsgViewWindowPrivate *priv;
1665         gint int_zoom;
1666         gchar *banner_text;
1667
1668         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1669         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1670
1671         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1672
1673         if (zoom_level >= 2.0) {
1674                 modest_platform_system_banner (NULL, NULL,
1675                                                 _CS_MAX_ZOOM_LEVEL_REACHED);
1676                 return FALSE;
1677         } else if (zoom_level >= 1.5) {
1678                 zoom_level = 2.0;
1679         } else if (zoom_level >= 1.2) {
1680                 zoom_level = 1.5;
1681         } else if (zoom_level >= 1.0) {
1682                 zoom_level = 1.2;
1683         } else if (zoom_level >= 0.8) {
1684                 zoom_level = 1.0;
1685         } else if (zoom_level >= 0.5) {
1686                 zoom_level = 0.8;
1687         } else {
1688                 zoom_level = 0.5;
1689         }
1690
1691         /* set zoom level */
1692         int_zoom = (gint) rint (zoom_level*100.0+0.1);
1693         banner_text = g_strdup_printf (_HL_IB_ZOOM, int_zoom);
1694         modest_platform_information_banner (GTK_WIDGET (window), NULL, banner_text);
1695         g_free (banner_text);
1696         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1697
1698         return TRUE;
1699 }
1700
1701 static gboolean
1702 modest_msg_view_window_zoom_minus (ModestWindow *window)
1703 {
1704         gdouble zoom_level;
1705         ModestMsgViewWindowPrivate *priv;
1706         gint int_zoom;
1707         gchar *banner_text;
1708
1709         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1710         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1711
1712         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1713
1714         if (zoom_level <= 0.5) {
1715                 modest_platform_system_banner (NULL, NULL,
1716                                                 _CS_MIN_ZOOM_LEVEL_REACHED);
1717                 return FALSE;
1718         } else if (zoom_level <= 0.8) {
1719                 zoom_level = 0.5;
1720         } else if (zoom_level <= 1.0) {
1721                 zoom_level = 0.8;
1722         } else if (zoom_level <= 1.2) {
1723                 zoom_level = 1.0;
1724         } else if (zoom_level <= 1.5) {
1725                 zoom_level = 1.2;
1726         } else if (zoom_level <= 2.0) {
1727                 zoom_level = 1.5;
1728         } else {
1729                 zoom_level = 2.0;
1730         }
1731
1732         /* set zoom level */
1733         int_zoom = (gint) rint (zoom_level*100.0+0.1);
1734         banner_text = g_strdup_printf (_HL_IB_ZOOM, int_zoom);
1735         modest_platform_information_banner (GTK_WIDGET (window), NULL, banner_text);
1736         g_free (banner_text);
1737         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1738
1739         return TRUE;
1740 }
1741
1742 static gboolean
1743 modest_msg_view_window_key_event (GtkWidget *window,
1744                                   GdkEventKey *event,
1745                                   gpointer userdata)
1746 {
1747         GtkWidget *focus;
1748
1749         focus = gtk_container_get_focus_child ((GtkContainer *) window);
1750
1751         /* for the isearch toolbar case */
1752         if (focus && GTK_IS_ENTRY (focus)) {
1753                 if (event->keyval == GDK_BackSpace) {
1754                         GdkEvent *copy;
1755                         copy = gdk_event_copy ((GdkEvent *) event);
1756                         gtk_widget_event (focus, copy);
1757                         gdk_event_free (copy);
1758                         return TRUE;
1759                 } else {
1760                         return FALSE;
1761                 }
1762         }
1763         return FALSE;
1764 }
1765
1766 gboolean
1767 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
1768 {
1769         GtkTreePath *path;
1770         ModestMsgViewWindowPrivate *priv;
1771         GtkTreeIter tmp_iter;
1772         gboolean is_last_selected;
1773
1774         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1775         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1776
1777         /*if no model (so no rows at all), then virtually we are the last*/
1778         if (!priv->header_model || !priv->row_reference)
1779                 return TRUE;
1780
1781         if (!gtk_tree_row_reference_valid (priv->row_reference))
1782                 return TRUE;
1783
1784         path = gtk_tree_row_reference_get_path (priv->row_reference);
1785         if (path == NULL)
1786                 return TRUE;
1787
1788         is_last_selected = TRUE;
1789         while (is_last_selected) {
1790                 TnyHeader *header;
1791                 gtk_tree_path_next (path);
1792                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1793                         break;
1794                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1795                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1796                                 &header, -1);
1797                 if (header) {
1798                         if (msg_is_visible (header, priv->is_outbox))
1799                                 is_last_selected = FALSE;
1800                         g_object_unref(G_OBJECT(header));
1801                 }
1802         }
1803         gtk_tree_path_free (path);
1804         return is_last_selected;
1805 }
1806
1807 gboolean
1808 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1809 {
1810         ModestMsgViewWindowPrivate *priv;
1811
1812         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1813         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1814
1815         return priv->header_model != NULL;
1816 }
1817
1818 gboolean
1819 modest_msg_view_window_is_search_result (ModestMsgViewWindow *window)
1820 {
1821         ModestMsgViewWindowPrivate *priv;
1822
1823         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1824         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1825
1826         return priv->is_search_result;
1827 }
1828
1829 static gboolean
1830 msg_is_visible (TnyHeader *header, gboolean check_outbox)
1831 {
1832         if ((tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED))
1833                 return FALSE;
1834         if (!check_outbox) {
1835                 return TRUE;
1836         } else {
1837                 ModestTnySendQueueStatus status;
1838                 status = modest_tny_all_send_queues_get_msg_status (header);
1839                 return ((status != MODEST_TNY_SEND_QUEUE_FAILED) &&
1840                         (status != MODEST_TNY_SEND_QUEUE_SENDING));
1841         }
1842 }
1843
1844 gboolean
1845 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1846 {
1847         GtkTreePath *path;
1848         ModestMsgViewWindowPrivate *priv;
1849         gboolean is_first_selected;
1850         GtkTreeIter tmp_iter;
1851
1852         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1853         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1854
1855         /*if no model (so no rows at all), then virtually we are the first*/
1856         if (!priv->header_model || !priv->row_reference)
1857                 return TRUE;
1858
1859         if (!gtk_tree_row_reference_valid (priv->row_reference))
1860                 return TRUE;
1861
1862         path = gtk_tree_row_reference_get_path (priv->row_reference);
1863         if (!path)
1864                 return TRUE;
1865
1866         is_first_selected = TRUE;
1867         while (is_first_selected) {
1868                 TnyHeader *header;
1869                 if(!gtk_tree_path_prev (path))
1870                         break;
1871                 /* Here the 'if' is needless for logic, but let make sure
1872                  * iter is valid for gtk_tree_model_get. */
1873                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1874                         break;
1875                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1876                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1877                                 &header, -1);
1878                 if (header) {
1879                         if (msg_is_visible (header, priv->is_outbox))
1880                                 is_first_selected = FALSE;
1881                         g_object_unref(G_OBJECT(header));
1882                 }
1883         }
1884         gtk_tree_path_free (path);
1885         return is_first_selected;
1886 }
1887
1888 typedef struct {
1889         TnyHeader *header;
1890         gchar *msg_uid;
1891         TnyFolder *folder;
1892         GtkTreeRowReference *row_reference;
1893 } MsgReaderInfo;
1894
1895 static void
1896 message_reader_performer (gboolean canceled,
1897                           GError *err,
1898                           ModestWindow *parent_window,
1899                           TnyAccount *account,
1900                           gpointer user_data)
1901 {
1902         ModestMailOperation *mail_op = NULL;
1903         MsgReaderInfo *info;
1904
1905         info = (MsgReaderInfo *) user_data;
1906         if (canceled || err) {
1907                 update_window_title (MODEST_MSG_VIEW_WINDOW (parent_window));
1908                 modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (parent_window));
1909                 goto frees;
1910         }
1911
1912         /* Register the header - it'll be unregistered in the callback */
1913         if (info->header)
1914                 modest_window_mgr_register_header (modest_runtime_get_window_mgr (), info->header, NULL);
1915
1916         /* New mail operation */
1917         mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(parent_window),
1918                                                                  modest_ui_actions_disk_operations_error_handler,
1919                                                                  NULL, NULL);
1920
1921         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1922         if (info->header)
1923                 modest_mail_operation_get_msg (mail_op, info->header, TRUE, view_msg_cb, info->row_reference);
1924         else
1925                 modest_mail_operation_find_msg (mail_op, info->folder, info->msg_uid, TRUE, view_msg_cb, NULL);
1926         g_object_unref (mail_op);
1927
1928         /* Update dimming rules */
1929         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (parent_window));
1930         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (parent_window));
1931
1932  frees:
1933         /* Frees. The row_reference will be freed by the view_msg_cb callback */
1934         g_free (info->msg_uid);
1935         if (info->folder)
1936                 g_object_unref (info->folder);
1937         if (info->header)
1938                 g_object_unref (info->header);
1939         g_slice_free (MsgReaderInfo, info);
1940 }
1941
1942
1943 /**
1944  * Reads the message whose summary item is @header. It takes care of
1945  * several things, among others:
1946  *
1947  * If the message was not previously downloaded then ask the user
1948  * before downloading. If there is no connection launch the connection
1949  * dialog. Update toolbar dimming rules.
1950  *
1951  * Returns: TRUE if the mail operation was started, otherwise if the
1952  * user do not want to download the message, or if the user do not
1953  * want to connect, then the operation is not issued
1954  **/
1955 static gboolean
1956 message_reader (ModestMsgViewWindow *window,
1957                 ModestMsgViewWindowPrivate *priv,
1958                 TnyHeader *header,
1959                 const gchar *msg_uid,
1960                 TnyFolder *folder,
1961                 GtkTreeRowReference *row_reference)
1962 {
1963         ModestWindowMgr *mgr;
1964         TnyAccount *account = NULL;
1965         MsgReaderInfo *info;
1966
1967         /* We set the header from model while we're loading */
1968         tny_header_view_set_header (TNY_HEADER_VIEW (priv->msg_view), header);
1969         modest_window_set_title (MODEST_WINDOW (window), _CS_UPDATING);
1970
1971         if (header)
1972                 folder = NULL;
1973
1974         if (folder)
1975                 g_object_ref (folder);
1976
1977         mgr = modest_runtime_get_window_mgr ();
1978         /* Msg download completed */
1979         if (!header || !(tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)) {
1980
1981                 /* Ask the user if he wants to download the message if
1982                    we're not online */
1983                 if (!tny_device_is_online (modest_runtime_get_device())) {
1984                         GtkResponseType response;
1985                         GtkWindow *toplevel;
1986
1987                         toplevel = (GtkWindow *) gtk_widget_get_toplevel ((GtkWidget *) window);
1988                         response = modest_platform_run_confirmation_dialog (toplevel, _("mcen_nc_get_msg"));
1989                         if (response == GTK_RESPONSE_CANCEL) {
1990                                 update_window_title (window);
1991                                 return FALSE;
1992                         }
1993
1994                         if (header) {
1995                                 folder = tny_header_get_folder (header);
1996                         }
1997                         info = g_slice_new (MsgReaderInfo);
1998                         info->msg_uid = g_strdup (msg_uid);
1999                         if (header)
2000                                 info->header = g_object_ref (header);
2001                         else
2002                                 info->header = NULL;
2003                         if (folder)
2004                                 info->folder = g_object_ref (folder);
2005                         else
2006                                 info->folder = NULL;
2007                         if (row_reference) {
2008                                 info->row_reference = gtk_tree_row_reference_copy (row_reference);
2009                         } else {
2010                                 info->row_reference = NULL;
2011                         }
2012
2013                         /* Offer the connection dialog if necessary */
2014                         modest_platform_connect_if_remote_and_perform ((ModestWindow *) window,
2015                                                                        TRUE,
2016                                                                        TNY_FOLDER_STORE (folder),
2017                                                                        message_reader_performer,
2018                                                                        info);
2019                         if (folder)
2020                                 g_object_unref (folder);
2021                         return TRUE;
2022                 }
2023         }
2024
2025         if (header) {
2026                 folder = tny_header_get_folder (header);
2027         }
2028         if (folder)
2029                 account = tny_folder_get_account (folder);
2030
2031         info = g_slice_new (MsgReaderInfo);
2032         info->msg_uid = g_strdup (msg_uid);
2033         if (folder)
2034                 info->folder = g_object_ref (folder);
2035         else
2036                 info->folder = NULL;
2037         if (header)
2038                 info->header = g_object_ref (header);
2039         else
2040                 info->header = NULL;
2041         if (row_reference)
2042                 info->row_reference = gtk_tree_row_reference_copy (row_reference);
2043         else
2044                 info->row_reference = NULL;
2045
2046         message_reader_performer (FALSE, NULL, (ModestWindow *) window, account, info);
2047         if (account)
2048                 g_object_unref (account);
2049         if (folder)
2050                 g_object_unref (folder);
2051
2052         return TRUE;
2053 }
2054
2055 gboolean
2056 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
2057 {
2058         ModestMsgViewWindowPrivate *priv;
2059         GtkTreePath *path= NULL;
2060         GtkTreeIter tmp_iter;
2061         TnyHeader *header;
2062         gboolean retval = TRUE;
2063         GtkTreeRowReference *row_reference = NULL;
2064
2065         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
2066         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2067
2068         if (!priv->row_reference)
2069                 return FALSE;
2070
2071         /* Update the next row reference if it's not valid. This could
2072            happen if for example the header which it was pointing to,
2073            was deleted. The best place to do it is in the row-deleted
2074            handler but the tinymail model do not work like the glib
2075            tree models and reports the deletion when the row is still
2076            there */
2077         if (!gtk_tree_row_reference_valid (priv->next_row_reference)) {
2078                 if (priv->next_row_reference) {
2079                         gtk_tree_row_reference_free (priv->next_row_reference);
2080                 }
2081                 if (gtk_tree_row_reference_valid (priv->row_reference)) {
2082                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2083                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
2084                 } else {
2085                         priv->next_row_reference = NULL;
2086                 }
2087         }
2088         if (priv->next_row_reference)
2089                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
2090         if (path == NULL)
2091                 return FALSE;
2092
2093         row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
2094
2095         gtk_tree_model_get_iter (priv->header_model,
2096                                  &tmp_iter,
2097                                  path);
2098         gtk_tree_path_free (path);
2099
2100         gtk_tree_model_get (priv->header_model, &tmp_iter,
2101                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2102                             &header, -1);
2103
2104         /* Read the message & show it */
2105         if (!message_reader (window, priv, header, NULL, NULL, row_reference)) {
2106                 retval = FALSE;
2107         }
2108         gtk_tree_row_reference_free (row_reference);
2109
2110         /* Free */
2111         g_object_unref (header);
2112
2113         return retval;
2114 }
2115
2116 gboolean
2117 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
2118 {
2119         ModestMsgViewWindowPrivate *priv = NULL;
2120         GtkTreePath *path;
2121         gboolean finished = FALSE;
2122         gboolean retval = FALSE;
2123
2124         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
2125         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2126
2127         if (priv->row_reference && !gtk_tree_row_reference_valid (priv->row_reference)) {
2128                 gtk_tree_row_reference_free (priv->row_reference);
2129                 priv->row_reference = NULL;
2130         }
2131
2132         /* Return inmediatly if there is no header model */
2133         if (!priv->header_model || !priv->row_reference)
2134                 return FALSE;
2135
2136         path = gtk_tree_row_reference_get_path (priv->row_reference);
2137         while (!finished && gtk_tree_path_prev (path)) {
2138                 TnyHeader *header;
2139                 GtkTreeIter iter;
2140
2141                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
2142                 gtk_tree_model_get (priv->header_model, &iter,
2143                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2144                                     &header, -1);
2145                 finished = TRUE;
2146                 if (header) {
2147                         if (msg_is_visible (header, priv->is_outbox)) {
2148                                 GtkTreeRowReference *row_reference;
2149                                 row_reference = gtk_tree_row_reference_new (priv->header_model, path);
2150                                 /* Read the message & show it */
2151                                 retval = message_reader (window, priv, header, NULL, NULL, row_reference);
2152                                 gtk_tree_row_reference_free (row_reference);
2153                         } else {
2154                                 finished = FALSE;
2155                         }
2156                         g_object_unref (header);
2157                 }
2158         }
2159
2160         gtk_tree_path_free (path);
2161         return retval;
2162 }
2163
2164 static void
2165 view_msg_cb (ModestMailOperation *mail_op,
2166              TnyHeader *header,
2167              gboolean canceled,
2168              TnyMsg *msg,
2169              GError *error,
2170              gpointer user_data)
2171 {
2172         ModestMsgViewWindow *self = NULL;
2173         ModestMsgViewWindowPrivate *priv = NULL;
2174         GtkTreeRowReference *row_reference = NULL;
2175
2176         /* Unregister the header (it was registered before creating the mail operation) */
2177         modest_window_mgr_unregister_header (modest_runtime_get_window_mgr (), header);
2178
2179         row_reference = (GtkTreeRowReference *) user_data;
2180         if (canceled) {
2181                 if (row_reference)
2182                         gtk_tree_row_reference_free (row_reference);
2183                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2184                 if (self) {
2185                         /* Restore window title */
2186                         update_window_title (self);
2187                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (self));
2188                         g_object_unref (self);
2189                 }
2190                 return;
2191         }
2192
2193         /* If there was any error */
2194         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
2195                 if (row_reference)
2196                         gtk_tree_row_reference_free (row_reference);
2197                 self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2198                 if (self) {
2199                         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2200                         /* First we check if the parent is a folder window */
2201                         if (priv->msg_uid && !modest_window_mgr_get_folder_window (MODEST_WINDOW_MGR (modest_runtime_get_window_mgr ()))) {
2202                                 gboolean is_merge;
2203                                 TnyAccount *account = NULL;
2204                                 GtkWidget *header_window = NULL;
2205
2206                                 is_merge = g_str_has_prefix (priv->msg_uid, "merge:");
2207
2208                                 /* Get the account */
2209                                 if (!is_merge)
2210                                         account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
2211                                                                                   priv->msg_uid);
2212
2213                                 if (is_merge || account) {
2214                                         TnyFolder *folder = NULL;
2215
2216                                         /* Try to get the message, if it's already downloaded
2217                                            we don't need to connect */
2218                                         if (account) {
2219                                                 folder = modest_tny_folder_store_find_folder_from_uri (TNY_FOLDER_STORE (account),
2220                                                                                                        priv->msg_uid);
2221                                         } else {
2222                                                 ModestTnyAccountStore *account_store;
2223                                                 ModestTnyLocalFoldersAccount *local_folders_account;
2224
2225                                                 account_store = modest_runtime_get_account_store ();
2226                                                 local_folders_account = MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (
2227                                                         modest_tny_account_store_get_local_folders_account (account_store));
2228                                                 folder = modest_tny_local_folders_account_get_merged_outbox (local_folders_account);
2229                                                 g_object_unref (local_folders_account);
2230                                         }
2231                                         if (account) g_object_unref (account);
2232
2233                                         if (folder) {
2234                                                 header_window = (GtkWidget *)
2235                                                         modest_header_window_new (
2236                                                                 folder,
2237                                                                 modest_window_get_active_account (MODEST_WINDOW (self)),
2238                                                                 modest_window_get_active_mailbox (MODEST_WINDOW (self)));
2239                                                 if (!modest_window_mgr_register_window (modest_runtime_get_window_mgr (),
2240                                                                                         MODEST_WINDOW (header_window),
2241                                                                                         NULL)) {
2242                                                         gtk_widget_destroy (GTK_WIDGET (header_window));
2243                                                 } else {
2244                                                         gtk_widget_show_all (GTK_WIDGET (header_window));
2245                                                 }
2246                                                 g_object_unref (folder);
2247                                         }
2248                                 }
2249                         }
2250
2251
2252                         /* Restore window title */
2253                         update_window_title (self);
2254                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (self));
2255                         g_object_unref (self);
2256                 }
2257                 return;
2258         }
2259
2260         if (msg && TNY_IS_CAMEL_BS_MSG (msg)) {
2261                 TnyMimePart *body;
2262                 body = modest_tny_msg_find_body_part (msg, TRUE);
2263
2264                 if (body && !tny_camel_bs_mime_part_is_fetched (TNY_CAMEL_BS_MIME_PART (body))) {
2265                         /* We have body structure but not the body mime part. What we do
2266                          * is restarting load of message */
2267                         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2268                         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2269
2270                         tny_header_unset_flag (TNY_HEADER (header), TNY_HEADER_FLAG_CACHED);
2271
2272                         modest_msg_view_window_reload (self);
2273
2274                         if (row_reference)
2275                                 gtk_tree_row_reference_free (row_reference);
2276                         g_object_unref (body);
2277                         return;
2278                 }
2279
2280                 if (body)
2281                         g_object_unref  (body);
2282         }
2283
2284         /* Get the window */
2285         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2286         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2287         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2288
2289         /* Update the row reference */
2290         if (priv->row_reference != NULL) {
2291                 gtk_tree_row_reference_free (priv->row_reference);
2292                 priv->row_reference = (row_reference && gtk_tree_row_reference_valid (row_reference))?gtk_tree_row_reference_copy (row_reference):NULL;
2293                 if (priv->next_row_reference != NULL) {
2294                         gtk_tree_row_reference_free (priv->next_row_reference);
2295                 }
2296                 if (priv->row_reference) {
2297                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2298                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
2299                 } else {
2300                         priv->next_row_reference = NULL;
2301                 }
2302         }
2303
2304         /* Mark header as read */
2305         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
2306                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
2307
2308         /* Set new message */
2309         if (priv->msg_view != NULL && TNY_IS_MSG_VIEW (priv->msg_view)) {
2310                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2311                 modest_msg_view_window_update_priority (self);
2312                 update_window_title (MODEST_MSG_VIEW_WINDOW (self));
2313                 update_branding (MODEST_MSG_VIEW_WINDOW (self));
2314                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
2315         }
2316
2317         /* Set the new message uid of the window  */
2318         if (priv->msg_uid) {
2319                 g_free (priv->msg_uid);
2320                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
2321         }
2322
2323         /* Notify the observers */
2324         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
2325                        0, priv->header_model, priv->row_reference);
2326
2327         /* Sync the flags if the message is not opened from a header
2328            model, i.e, if it's opened from a notification */
2329         if (!priv->header_model)
2330                 sync_flags (self);
2331
2332         /* Frees */
2333         g_object_unref (self);
2334         if (row_reference)
2335                 gtk_tree_row_reference_free (row_reference);
2336 }
2337
2338 TnyFolderType
2339 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
2340 {
2341         ModestMsgViewWindowPrivate *priv;
2342         TnyMsg *msg;
2343         TnyFolderType folder_type;
2344
2345         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2346
2347         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
2348
2349         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2350         if (msg) {
2351                 TnyFolder *folder;
2352
2353                 folder = tny_msg_get_folder (msg);
2354                 if (folder) {
2355                         folder_type = modest_tny_folder_guess_folder_type (folder);
2356                         g_object_unref (folder);
2357                 }
2358                 g_object_unref (msg);
2359         }
2360
2361         return folder_type;
2362 }
2363
2364
2365 static void
2366 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
2367 {
2368         ModestMsgViewWindowPrivate *priv;
2369         TnyHeader *header = NULL;
2370         TnyHeaderFlags flags = 0;
2371
2372         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2373
2374         if (priv->header_model && priv->row_reference && gtk_tree_row_reference_valid (priv->row_reference)) {
2375                 GtkTreeIter iter;
2376                 GtkTreePath *path = NULL;
2377
2378                 path = gtk_tree_row_reference_get_path (priv->row_reference);
2379                 g_return_if_fail (path != NULL);
2380                 gtk_tree_model_get_iter (priv->header_model,
2381                                          &iter,
2382                                          gtk_tree_row_reference_get_path (priv->row_reference));
2383
2384                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2385                                     &header, -1);
2386                 gtk_tree_path_free (path);
2387         } else {
2388                 TnyMsg *msg;
2389                 msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2390                 if (msg) {
2391                         header = tny_msg_get_header (msg);
2392                         g_object_unref (msg);
2393                 }
2394         }
2395
2396         if (header) {
2397                 flags = tny_header_get_flags (header);
2398                 g_object_unref(G_OBJECT(header));
2399         }
2400
2401         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
2402
2403 }
2404
2405 static void
2406 toolbar_resize (ModestMsgViewWindow *self)
2407 {
2408         ModestMsgViewWindowPrivate *priv = NULL;
2409         ModestWindowPrivate *parent_priv = NULL;
2410         GtkWidget *widget;
2411         gint static_button_size;
2412         ModestWindowMgr *mgr;
2413
2414         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2415         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2416         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2417
2418         mgr = modest_runtime_get_window_mgr ();
2419         static_button_size = modest_window_mgr_get_fullscreen_mode (mgr)?120:120;
2420
2421         if (parent_priv->toolbar) {
2422                 /* Set expandable and homogeneous tool buttons */
2423                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
2424                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
2425                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
2426                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReplyAll");
2427                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
2428                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
2429                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageForward");
2430                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
2431                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
2432                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
2433                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
2434                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
2435                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDownloadExternalImages");
2436                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
2437                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
2438                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2439                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2440                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2441                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2442         }
2443 }
2444
2445 static void
2446 modest_msg_view_window_show_toolbar (ModestWindow *self,
2447                                      gboolean show_toolbar)
2448 {
2449         ModestMsgViewWindowPrivate *priv = NULL;
2450         ModestWindowPrivate *parent_priv;
2451
2452         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2453         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2454
2455         /* Set optimized view status */
2456         priv->optimized_view = !show_toolbar;
2457
2458         if (!parent_priv->toolbar) {
2459                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2460                                                                   "/ToolBar");
2461
2462 #ifdef MODEST_TOOLKIT_HILDON2
2463                 gtk_toolbar_set_icon_size (GTK_TOOLBAR (parent_priv->toolbar), HILDON_ICON_SIZE_FINGER);
2464 #else
2465                 gtk_toolbar_set_icon_size (GTK_TOOLBAR (parent_priv->toolbar), GTK_ICON_SIZE_LARGE_TOOLBAR);
2466 #endif
2467                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2468
2469                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
2470                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
2471                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (self));
2472
2473                 modest_window_add_toolbar (MODEST_WINDOW (self),
2474                                            GTK_TOOLBAR (parent_priv->toolbar));
2475
2476         }
2477
2478         if (show_toolbar) {
2479                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
2480                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
2481                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
2482
2483                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
2484                 if (modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (self)))
2485                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), TRUE);
2486                 else
2487                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), FALSE);
2488
2489         } else {
2490                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2491                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
2492         }
2493 }
2494
2495 static void
2496 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
2497                                                GdkEvent *event,
2498                                                ModestMsgViewWindow *window)
2499 {
2500         if (!GTK_WIDGET_VISIBLE (window))
2501                 return;
2502
2503         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
2504 }
2505
2506 gboolean
2507 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
2508 {
2509         ModestMsgViewWindowPrivate *priv;
2510
2511         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
2512         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2513
2514         return priv->progress_hint;
2515 }
2516
2517 static gboolean
2518 observers_empty (ModestMsgViewWindow *self)
2519 {
2520         GSList *tmp = NULL;
2521         ModestMsgViewWindowPrivate *priv;
2522         gboolean is_empty = TRUE;
2523         guint pending_ops = 0;
2524
2525         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2526         tmp = priv->progress_widgets;
2527
2528         /* Check all observers */
2529         while (tmp && is_empty)  {
2530                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
2531                 is_empty = pending_ops == 0;
2532
2533                 tmp = g_slist_next(tmp);
2534         }
2535
2536         return is_empty;
2537 }
2538
2539 static void
2540 on_account_removed (TnyAccountStore *account_store,
2541                     TnyAccount *account,
2542                     gpointer user_data)
2543 {
2544         /* Do nothing if it's a transport account, because we only
2545            show the messages of a store account */
2546         if (tny_account_get_account_type(account) == TNY_ACCOUNT_TYPE_STORE) {
2547                 const gchar *parent_acc = NULL;
2548                 const gchar *our_acc = NULL;
2549
2550                 our_acc = modest_window_get_active_account (MODEST_WINDOW (user_data));
2551                 parent_acc = modest_tny_account_get_parent_modest_account_name_for_server_account (account);
2552
2553                 /* Close this window if I'm showing a message of the removed account */
2554                 if (our_acc && parent_acc && strcmp (parent_acc, our_acc) == 0)
2555                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (user_data));
2556         }
2557 }
2558
2559 static void
2560 on_mail_operation_started (ModestMailOperation *mail_op,
2561                            gpointer user_data)
2562 {
2563         ModestMsgViewWindow *self;
2564         ModestMailOperationTypeOperation op_type;
2565         GSList *tmp;
2566         ModestMsgViewWindowPrivate *priv;
2567         GObject *source = NULL;
2568
2569         self = MODEST_MSG_VIEW_WINDOW (user_data);
2570         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2571         op_type = modest_mail_operation_get_type_operation (mail_op);
2572         tmp = priv->progress_widgets;
2573         source = modest_mail_operation_get_source(mail_op);
2574         if (G_OBJECT (self) == source) {
2575                 if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ||
2576                     op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ||
2577                     op_type == MODEST_MAIL_OPERATION_TYPE_DELETE) {
2578                         set_progress_hint (self, TRUE);
2579                         while (tmp) {
2580                                 modest_progress_object_add_operation (
2581                                                 MODEST_PROGRESS_OBJECT (tmp->data),
2582                                                 mail_op);
2583                                 tmp = g_slist_next (tmp);
2584                         }
2585                 }
2586         }
2587         g_object_unref (source);
2588
2589         /* Update dimming rules */
2590         check_dimming_rules_after_change (self);
2591 }
2592
2593 static void
2594 on_mail_operation_finished (ModestMailOperation *mail_op,
2595                             gpointer user_data)
2596 {
2597         ModestMsgViewWindow *self;
2598         ModestMailOperationTypeOperation op_type;
2599         GSList *tmp;
2600         ModestMsgViewWindowPrivate *priv;
2601
2602         self = MODEST_MSG_VIEW_WINDOW (user_data);
2603         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2604         op_type = modest_mail_operation_get_type_operation (mail_op);
2605         tmp = priv->progress_widgets;
2606
2607         if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ||
2608             op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ||
2609             op_type == MODEST_MAIL_OPERATION_TYPE_DELETE) {
2610                 while (tmp) {
2611                         modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
2612                                                                  mail_op);
2613                         tmp = g_slist_next (tmp);
2614                 }
2615
2616                 /* If no more operations are being observed, NORMAL mode is enabled again */
2617                 if (observers_empty (self)) {
2618                         set_progress_hint (self, FALSE);
2619                 }
2620         }
2621
2622         /* Update dimming rules. We have to do this right here
2623            and not in view_msg_cb because at that point the
2624            transfer mode is still enabled so the dimming rule
2625            won't let the user delete the message that has been
2626            readed for example */
2627         check_dimming_rules_after_change (self);
2628 }
2629
2630 static void
2631 on_queue_changed (ModestMailOperationQueue *queue,
2632                   ModestMailOperation *mail_op,
2633                   ModestMailOperationQueueNotification type,
2634                   ModestMsgViewWindow *self)
2635 {
2636         ModestMsgViewWindowPrivate *priv;
2637
2638         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2639
2640         /* If this operations was created by another window, do nothing */
2641         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
2642             return;
2643
2644         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
2645                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2646                                                                G_OBJECT (mail_op),
2647                                                                "operation-started",
2648                                                                G_CALLBACK (on_mail_operation_started),
2649                                                                self);
2650                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2651                                                                G_OBJECT (mail_op),
2652                                                                "operation-finished",
2653                                                                G_CALLBACK (on_mail_operation_finished),
2654                                                                self);
2655         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
2656                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2657                                                                   G_OBJECT (mail_op),
2658                                                                   "operation-started");
2659                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2660                                                                   G_OBJECT (mail_op),
2661                                                                   "operation-finished");
2662         }
2663 }
2664
2665 TnyList *
2666 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
2667 {
2668         ModestMsgViewWindowPrivate *priv;
2669         TnyList *selected_attachments = NULL;
2670
2671         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
2672         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
2673
2674         /* In Hildon 2.2 as there's no selection we assume we have all attachments selected */
2675         selected_attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2676
2677         return selected_attachments;
2678 }
2679
2680 typedef struct {
2681         ModestMsgViewWindow *self;
2682         gchar *file_path;
2683         gchar *attachment_uid;
2684 } DecodeAsyncHelper;
2685
2686 static void
2687 on_decode_to_stream_async_handler (TnyMimePart *mime_part,
2688                                    gboolean cancelled,
2689                                    TnyStream *stream,
2690                                    GError *err,
2691                                    gpointer user_data)
2692 {
2693         DecodeAsyncHelper *helper = (DecodeAsyncHelper *) user_data;
2694         const gchar *content_type;
2695
2696         if (cancelled || err) {
2697                 if (err) {
2698                         gchar *msg;
2699                         if ((err->domain == TNY_ERROR_DOMAIN) &&
2700                             (err->code == TNY_IO_ERROR_WRITE) &&
2701                             (errno == ENOSPC)) {
2702                                 msg = g_strdup_printf (_KR("cerm_device_memory_full"), "");
2703                         } else {
2704                                 msg = g_strdup (_("mail_ib_file_operation_failed"));
2705                         }
2706                         modest_platform_information_banner (NULL, NULL, msg);
2707                         g_free (msg);
2708                 }
2709                 goto free;
2710         }
2711
2712         /* It could happen that the window was closed. So we
2713            assume it is a cancelation */
2714         if (!GTK_WIDGET_VISIBLE (helper->self))
2715                 goto free;
2716
2717         /* Remove the progress hint */
2718         set_progress_hint (helper->self, FALSE);
2719
2720         content_type = tny_mime_part_get_content_type (mime_part);
2721         if (content_type && g_str_has_prefix (content_type, "message/rfc822")) {
2722                 ModestWindowMgr *mgr;
2723                 ModestWindow *msg_win = NULL;
2724                 TnyMsg * msg;
2725                 gchar *account;
2726                 const gchar *mailbox;
2727                 TnyStream *file_stream;
2728                 gint fd;
2729
2730                 fd = g_open (helper->file_path, O_RDONLY, 0644);
2731                 if (fd != -1) {
2732                         file_stream = tny_fs_stream_new (fd);
2733
2734                         mgr = modest_runtime_get_window_mgr ();
2735
2736                         account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (helper->self)));
2737                         mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (helper->self));
2738
2739                         if (!account)
2740                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2741
2742                         msg = tny_camel_msg_new ();
2743                         tny_camel_msg_parse ((TnyCamelMsg *) msg, file_stream);
2744                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (msg), account, mailbox, helper->attachment_uid);
2745                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2746                                                 modest_window_get_zoom (MODEST_WINDOW (helper->self)));
2747                         if (modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (helper->self)))
2748                                 gtk_widget_show_all (GTK_WIDGET (msg_win));
2749                         else
2750                                 gtk_widget_destroy (GTK_WIDGET (msg_win));
2751                         g_object_unref (msg);
2752                         g_object_unref (file_stream);
2753                 } else {
2754                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2755                 }
2756
2757         } else {
2758
2759                 /* make the file read-only */
2760                 g_chmod(helper->file_path, 0444);
2761
2762                 /* Activate the file */
2763                 modest_platform_activate_file (helper->file_path, tny_mime_part_get_content_type (mime_part));
2764         }
2765
2766  free:
2767         /* Frees */
2768         g_object_unref (helper->self);
2769         g_free (helper->file_path);
2770         g_free (helper->attachment_uid);
2771         g_slice_free (DecodeAsyncHelper, helper);
2772 }
2773
2774 static void
2775 view_attachment_connect_handler (gboolean canceled,
2776                                  GError *err,
2777                                  GtkWindow *parent_window,
2778                                  TnyAccount *account,
2779                                  TnyMimePart *part)
2780 {
2781
2782         if (canceled || err) {
2783                 g_object_unref (part);
2784                 return;
2785         }
2786
2787         modest_msg_view_window_view_attachment (MODEST_MSG_VIEW_WINDOW (parent_window),
2788                                                 part);
2789         g_object_unref (part);
2790 }
2791
2792 void
2793 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window,
2794                                         TnyMimePart *mime_part)
2795 {
2796         ModestMsgViewWindowPrivate *priv;
2797         const gchar *msg_uid;
2798         gchar *attachment_uid = NULL;
2799         gint attachment_index = 0;
2800         TnyList *attachments;
2801
2802         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2803         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
2804         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2805
2806         msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
2807         attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2808         attachment_index = modest_list_index (attachments, (GObject *) mime_part);
2809         g_object_unref (attachments);
2810
2811         if (msg_uid && attachment_index >= 0) {
2812                 attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
2813         }
2814
2815         if (mime_part == NULL) {
2816                 gboolean error = FALSE;
2817                 TnyList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2818                 if (selected_attachments == NULL || tny_list_get_length (selected_attachments) == 0) {
2819                         error = TRUE;
2820                 } else if (tny_list_get_length (selected_attachments) > 1) {
2821                         modest_platform_system_banner (NULL, NULL, _("mcen_ib_unable_to_display_more"));
2822                         error = TRUE;
2823                 } else {
2824                         TnyIterator *iter;
2825                         iter = tny_list_create_iterator (selected_attachments);
2826                         mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2827                         g_object_unref (iter);
2828                 }
2829                 if (selected_attachments)
2830                         g_object_unref (selected_attachments);
2831
2832                 if (error)
2833                         goto frees;
2834         } else {
2835                 g_object_ref (mime_part);
2836         }
2837
2838         if (tny_mime_part_is_purged (mime_part))
2839                 goto frees;
2840
2841         if (TNY_IS_CAMEL_BS_MIME_PART (mime_part) &&
2842             !tny_camel_bs_mime_part_is_fetched (TNY_CAMEL_BS_MIME_PART (mime_part))) {
2843                 gboolean is_merge;
2844                 TnyAccount *account;
2845
2846                 is_merge = g_str_has_prefix (priv->msg_uid, "merge:");
2847                 account = NULL;
2848                 /* Get the account */
2849                 if (!is_merge)
2850                         account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
2851                                                                   priv->msg_uid);
2852
2853                 if (!tny_device_is_online (modest_runtime_get_device())) {
2854                         modest_platform_connect_and_perform ((ModestWindow *) window,
2855                                                              TRUE,
2856                                                              TNY_ACCOUNT (account),
2857                                                              (ModestConnectedPerformer) view_attachment_connect_handler,
2858                                                              g_object_ref (mime_part));
2859                         goto frees;
2860                 }
2861         }
2862
2863         if (!modest_tny_mime_part_is_msg (mime_part) && tny_mime_part_get_filename (mime_part)) {
2864                 gchar *filepath = NULL;
2865                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
2866                 gboolean show_error_banner = FALSE;
2867                 TnyFsStream *temp_stream = NULL;
2868                 temp_stream = modest_utils_create_temp_stream (att_filename, attachment_uid,
2869                                                                &filepath);
2870
2871                 if (temp_stream != NULL) {
2872                         ModestAccountMgr *mgr;
2873                         DecodeAsyncHelper *helper;
2874                         gboolean decode_in_provider;
2875                         ModestProtocol *protocol;
2876                         const gchar *account;
2877
2878                         /* Activate progress hint */
2879                         set_progress_hint (window, TRUE);
2880
2881                         helper = g_slice_new0 (DecodeAsyncHelper);
2882                         helper->self = g_object_ref (window);
2883                         helper->file_path = g_strdup (filepath);
2884                         helper->attachment_uid = g_strdup (attachment_uid);
2885
2886                         decode_in_provider = FALSE;
2887                         mgr = modest_runtime_get_account_mgr ();
2888                         account = modest_window_get_active_account (MODEST_WINDOW (window));
2889                         if (modest_account_mgr_account_is_multimailbox (mgr, account, &protocol)) {
2890                                 if (MODEST_IS_ACCOUNT_PROTOCOL (protocol)) {
2891                                         gchar *uri;
2892                                         uri = g_strconcat ("file://", filepath, NULL);
2893                                         decode_in_provider =
2894                                                 modest_account_protocol_decode_part_to_stream_async (
2895                                                         MODEST_ACCOUNT_PROTOCOL (protocol),
2896                                                         mime_part,
2897                                                         filepath,
2898                                                         TNY_STREAM (temp_stream),
2899                                                         on_decode_to_stream_async_handler,
2900                                                         NULL,
2901                                                         helper);
2902                                         g_free (uri);
2903                                 }
2904                         }
2905
2906                         if (!decode_in_provider)
2907                                 tny_mime_part_decode_to_stream_async (mime_part, TNY_STREAM (temp_stream),
2908                                                                       on_decode_to_stream_async_handler,
2909                                                                       NULL,
2910                                                                       helper);
2911                         g_object_unref (temp_stream);
2912                         /* NOTE: files in the temporary area will be automatically
2913                          * cleaned after some time if they are no longer in use */
2914                 } else {
2915                         if (filepath) {
2916                                 const gchar *content_type;
2917                                 /* the file may already exist but it isn't writable,
2918                                  * let's try to open it anyway */
2919                                 content_type = tny_mime_part_get_content_type (mime_part);
2920                                 modest_platform_activate_file (filepath, content_type);
2921                         } else {
2922                                 g_warning ("%s: modest_utils_create_temp_stream failed", __FUNCTION__);
2923                                 show_error_banner = TRUE;
2924                         }
2925                 }
2926                 if (filepath)
2927                         g_free (filepath);
2928                 if (show_error_banner)
2929                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2930         } else if (!modest_tny_mime_part_is_msg (mime_part)) {
2931                 ModestWindowMgr *mgr;
2932                 ModestWindow *msg_win = NULL;
2933                 TnyMsg *current_msg;
2934                 gboolean found;
2935                 TnyHeader *header;
2936
2937                 current_msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (window));
2938                 mgr = modest_runtime_get_window_mgr ();
2939                 header = tny_msg_get_header (TNY_MSG (current_msg));
2940                 found = modest_window_mgr_find_registered_message_uid (mgr,
2941                                                                        attachment_uid,
2942                                                                        &msg_win);
2943
2944                 if (found) {
2945                         g_debug ("window for this body is already being created");
2946                 } else {
2947
2948                         /* it's not found, so create a new window for it */
2949                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2950                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2951                         const gchar *mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (window));
2952                         if (!account)
2953                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2954
2955                         msg_win = modest_msg_view_window_new_with_other_body (TNY_MSG (current_msg), TNY_MIME_PART (mime_part),
2956                                                                               account, mailbox, attachment_uid);
2957
2958                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2959                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2960                         if (modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window)))
2961                                 gtk_widget_show_all (GTK_WIDGET (msg_win));
2962                         else
2963                                 gtk_widget_destroy (GTK_WIDGET (msg_win));
2964                 }
2965                 g_object_unref (current_msg);
2966         } else {
2967                 /* message attachment */
2968                 TnyHeader *header = NULL;
2969                 ModestWindowMgr *mgr;
2970                 ModestWindow *msg_win = NULL;
2971                 gboolean found;
2972
2973                 header = tny_msg_get_header (TNY_MSG (mime_part));
2974                 mgr = modest_runtime_get_window_mgr ();
2975                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
2976
2977                 if (found) {
2978                         /* if it's found, but there is no msg_win, it's probably in the process of being created;
2979                          * thus, we don't do anything */
2980                         g_debug ("window for is already being created");
2981                 } else {
2982                         /* it's not found, so create a new window for it */
2983                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2984                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2985                         const gchar *mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (window));
2986                         if (!account)
2987                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2988                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account,
2989                                                                              mailbox, attachment_uid);
2990                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2991                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2992                         if (modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window)))
2993                                 gtk_widget_show_all (GTK_WIDGET (msg_win));
2994                         else
2995                                 gtk_widget_destroy (GTK_WIDGET (msg_win));
2996                 }
2997         }
2998
2999  frees:
3000         if (attachment_uid)
3001                 g_free (attachment_uid);
3002         if (mime_part)
3003                 g_object_unref (mime_part);
3004 }
3005
3006 typedef struct
3007 {
3008         gchar *filename;
3009         TnyMimePart *part;
3010 } SaveMimePartPair;
3011
3012 typedef struct
3013 {
3014         GList *pairs;
3015         GnomeVFSResult result;
3016         gchar *uri;
3017         ModestMsgViewWindow *window;
3018 } SaveMimePartInfo;
3019
3020 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
3021 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
3022 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
3023 static void save_mime_parts_to_file_with_checks (GtkWindow *parent, SaveMimePartInfo *info);
3024
3025 static void
3026 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
3027 {
3028         GList *node;
3029
3030         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
3031                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
3032                 g_free (pair->filename);
3033                 g_object_unref (pair->part);
3034                 g_slice_free (SaveMimePartPair, pair);
3035         }
3036         g_list_free (info->pairs);
3037         info->pairs = NULL;
3038         g_free (info->uri);
3039         g_object_unref (info->window);
3040         info->window = NULL;
3041         if (with_struct) {
3042                 g_slice_free (SaveMimePartInfo, info);
3043         }
3044 }
3045
3046 static gboolean
3047 idle_save_mime_part_show_result (SaveMimePartInfo *info)
3048 {
3049         /* This is a GDK lock because we are an idle callback and
3050          * modest_platform_system_banner is or does Gtk+ code */
3051
3052         gdk_threads_enter (); /* CHECKED */
3053         if (info->result == GNOME_VFS_ERROR_CANCELLED) {
3054                 /* nothing */
3055         } else if (info->result == GNOME_VFS_OK) {
3056                 modest_platform_system_banner (NULL, NULL, _CS_SAVED);
3057         } else if (info->result == GNOME_VFS_ERROR_NO_SPACE) {
3058                 gchar *msg = NULL;
3059
3060                 /* Check if the uri belongs to the external mmc */
3061                 if (g_str_has_prefix (info->uri, g_getenv (MODEST_MMC1_VOLUMEPATH_ENV)))
3062                         msg = g_strdup_printf (_KR("cerm_device_memory_full"), "");
3063                 else
3064                         msg = g_strdup (_KR("cerm_memory_card_full"));
3065                 modest_platform_information_banner (NULL, NULL, msg);
3066                 g_free (msg);
3067         } else {
3068                 modest_platform_system_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
3069         }
3070         save_mime_part_info_free (info, FALSE);
3071         gdk_threads_leave (); /* CHECKED */
3072
3073         return FALSE;
3074 }
3075
3076 static void
3077 save_mime_part_to_file_connect_handler (gboolean canceled,
3078                                         GError *err,
3079                                         GtkWindow *parent_window,
3080                                         TnyAccount *account,
3081                                         SaveMimePartInfo *info)
3082 {
3083         if (canceled || err) {
3084                 if (canceled && !err) {
3085                         info->result = GNOME_VFS_ERROR_CANCELLED;
3086                 }
3087                 g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
3088         } else {
3089                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
3090         }
3091 }
3092
3093 static gboolean
3094 save_mime_part_to_file_connect_idle (SaveMimePartInfo *info)
3095 {
3096         gboolean is_merge;
3097         TnyAccount *account;
3098         ModestMsgViewWindowPrivate *priv;
3099
3100         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (info->window);
3101
3102         is_merge = g_str_has_prefix (priv->msg_uid, "merge:");
3103         account = NULL;
3104
3105         /* Get the account */
3106         if (!is_merge)
3107                 account = tny_account_store_find_account (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
3108                                                           priv->msg_uid);
3109
3110         modest_platform_connect_and_perform ((ModestWindow *) info->window,
3111                                              TRUE,
3112                                              TNY_ACCOUNT (account),
3113                                              (ModestConnectedPerformer) save_mime_part_to_file_connect_handler,
3114                                              info);
3115         return FALSE;
3116 }
3117
3118 static gpointer
3119 save_mime_part_to_file (SaveMimePartInfo *info)
3120 {
3121         GnomeVFSHandle *handle;
3122         TnyStream *stream;
3123         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
3124
3125         if (TNY_IS_CAMEL_BS_MIME_PART (pair->part) &&
3126             !tny_camel_bs_mime_part_is_fetched (TNY_CAMEL_BS_MIME_PART (pair->part))) {
3127                 g_idle_add ((GSourceFunc) save_mime_part_to_file_connect_idle, info);
3128                 return NULL;
3129         }
3130
3131         info->result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0644);
3132         if (info->result == GNOME_VFS_OK) {
3133                 GError *error = NULL;
3134                 gboolean decode_in_provider;
3135                 gssize written;
3136                 ModestAccountMgr *mgr;
3137                 const gchar *account;
3138                 ModestProtocol *protocol = NULL;
3139
3140                 stream = tny_vfs_stream_new (handle);
3141
3142                 decode_in_provider = FALSE;
3143                 mgr = modest_runtime_get_account_mgr ();
3144                 account = modest_window_get_active_account (MODEST_WINDOW (info->window));
3145                 if (modest_account_mgr_account_is_multimailbox (mgr, account, &protocol)) {
3146                         if (MODEST_IS_ACCOUNT_PROTOCOL (protocol)) {
3147                                 decode_in_provider =
3148                                         modest_account_protocol_decode_part_to_stream (
3149                                                 MODEST_ACCOUNT_PROTOCOL (protocol),
3150                                                 pair->part,
3151                                                 pair->filename,
3152                                                 stream,
3153                                                 &written,
3154                                                 &error);
3155                         }
3156                 }
3157                 if (!decode_in_provider)
3158                         written = tny_mime_part_decode_to_stream (pair->part, stream, &error);
3159
3160                 if (written < 0) {
3161                         g_warning ("modest: could not save attachment %s: %d (%s)\n", pair->filename, error?error->code:-1, error?error->message:"Unknown error");
3162
3163                         if ((error->domain == TNY_ERROR_DOMAIN) &&
3164                             (error->code == TNY_IO_ERROR_WRITE) &&
3165                             (errno == ENOSPC)) {
3166                                 info->result = GNOME_VFS_ERROR_NO_SPACE;
3167                         } else {
3168                                 info->result = GNOME_VFS_ERROR_IO;
3169                         }
3170                 }
3171                 g_object_unref (G_OBJECT (stream));
3172         } else {
3173                 g_warning ("Could not create save attachment %s: %s\n",
3174                            pair->filename, gnome_vfs_result_to_string (info->result));
3175         }
3176
3177         /* Go on saving remaining files */
3178         info->pairs = g_list_remove_link (info->pairs, info->pairs);
3179         if (info->pairs != NULL) {
3180                 save_mime_part_to_file (info);
3181         } else {
3182                 g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
3183         }
3184
3185         return NULL;
3186 }
3187
3188 static void
3189 save_mime_parts_to_file_with_checks (GtkWindow *parent,
3190                                      SaveMimePartInfo *info)
3191 {
3192         gboolean is_ok = TRUE;
3193         gint replaced_files = 0;
3194         const GList *files = info->pairs;
3195         const GList *iter, *to_replace = NULL;
3196
3197         for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
3198                 SaveMimePartPair *pair = iter->data;
3199                 gchar *unescaped = g_uri_unescape_string (pair->filename, NULL);
3200
3201                 if (modest_utils_file_exists (unescaped)) {
3202                         replaced_files++;
3203                         if (replaced_files == 1)
3204                                 to_replace = iter;
3205                 }
3206                 g_free (unescaped);
3207         }
3208         if (replaced_files) {
3209                 gint response;
3210
3211                 if (replaced_files == 1) {
3212                         SaveMimePartPair *pair = to_replace->data;
3213                         const gchar *basename = strrchr (pair->filename, G_DIR_SEPARATOR) + 1;
3214                         gchar *escaped_basename, *message;
3215
3216                         escaped_basename = g_uri_unescape_string (basename, NULL);
3217                         message = g_strdup_printf ("%s\n%s",
3218                                                    _FM_REPLACE_FILE,
3219                                                    (escaped_basename) ? escaped_basename : "");
3220                         response = modest_platform_run_confirmation_dialog (parent, message);
3221                         g_free (message);
3222                         g_free (escaped_basename);
3223                 } else {
3224                         response = modest_platform_run_confirmation_dialog (parent,
3225                                                                             _FM_REPLACE_MULTIPLE);
3226                 }
3227                 if (response != GTK_RESPONSE_OK)
3228                         is_ok = FALSE;
3229         }
3230
3231         if (!is_ok) {
3232                 save_mime_part_info_free (info, TRUE);
3233         } else {
3234                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
3235         }
3236
3237 }
3238
3239 typedef struct _SaveAttachmentsInfo {
3240         TnyList *attachments_list;
3241         ModestMsgViewWindow *window;
3242 } SaveAttachmentsInfo;
3243
3244 static void
3245 save_attachments_response (GtkDialog *dialog,
3246                            gint       arg1,
3247                            gpointer   user_data)
3248 {
3249         TnyList *mime_parts;
3250         gchar *chooser_uri;
3251         GList *files_to_save = NULL;
3252         gchar *current_folder;
3253         SaveAttachmentsInfo *sa_info = (SaveAttachmentsInfo *) user_data;
3254
3255         mime_parts = TNY_LIST (sa_info->attachments_list);
3256
3257         if (arg1 != GTK_RESPONSE_OK)
3258                 goto end;
3259
3260         chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (dialog));
3261         current_folder = gtk_file_chooser_get_current_folder_uri (GTK_FILE_CHOOSER (dialog));
3262         if (current_folder && *current_folder != '\0') {
3263                 GError *err = NULL;
3264                 modest_conf_set_string (modest_runtime_get_conf (), MODEST_CONF_LATEST_SAVE_ATTACHMENT_PATH,
3265                                         current_folder,&err);
3266                 if (err != NULL) {
3267                         g_debug ("Error storing latest used folder: %s", err->message);
3268                         g_error_free (err);
3269                 }
3270         }
3271         g_free (current_folder);
3272
3273         if (!modest_utils_folder_writable (chooser_uri)) {
3274                 const gchar *err_msg;
3275
3276 #ifdef MODEST_PLATFORM_MAEMO
3277                 if (modest_maemo_utils_in_usb_mode ()) {
3278                         err_msg = dgettext ("hildon-status-bar-usb", "usbh_ib_mmc_usb_connected");
3279                 } else {
3280                         err_msg = _FM_READ_ONLY_LOCATION;
3281                 }
3282 #else
3283                 err_msg = _FM_READ_ONLY_LOCATION;
3284 #endif
3285                 modest_platform_system_banner (NULL, NULL, err_msg);
3286         } else {
3287                 TnyIterator *iter;
3288
3289                 iter = tny_list_create_iterator (mime_parts);
3290                 while (!tny_iterator_is_done (iter)) {
3291                         TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
3292
3293                         if ((modest_tny_mime_part_is_attachment_for_modest (mime_part)) &&
3294                             !tny_mime_part_is_purged (mime_part) &&
3295                             (tny_mime_part_get_filename (mime_part) != NULL)) {
3296                                 SaveMimePartPair *pair;
3297
3298                                 pair = g_slice_new0 (SaveMimePartPair);
3299
3300                                 if (tny_list_get_length (mime_parts) > 1) {
3301                                         gchar *escaped =
3302                                                 gnome_vfs_escape_slashes (tny_mime_part_get_filename (mime_part));
3303                                         pair->filename = g_build_filename (chooser_uri, escaped, NULL);
3304                                         g_free (escaped);
3305                                 } else {
3306                                         pair->filename = g_strdup (chooser_uri);
3307                                 }
3308                                 pair->part = mime_part;
3309                                 files_to_save = g_list_prepend (files_to_save, pair);
3310                         }
3311                         tny_iterator_next (iter);
3312                 }
3313                 g_object_unref (iter);
3314         }
3315
3316         if (files_to_save != NULL) {
3317                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
3318                 info->pairs = files_to_save;
3319                 info->result = TRUE;
3320                 info->uri = g_strdup (chooser_uri);
3321                 info->window = g_object_ref (sa_info->window);
3322                 save_mime_parts_to_file_with_checks ((GtkWindow *) dialog, info);
3323         }
3324         g_free (chooser_uri);
3325
3326  end:
3327         /* Free and close the dialog */
3328         g_object_unref (mime_parts);
3329         g_object_unref (sa_info->window);
3330         g_slice_free (SaveAttachmentsInfo, sa_info);
3331         gtk_widget_destroy (GTK_WIDGET (dialog));
3332 }
3333
3334 void
3335 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window,
3336                                          TnyList *mime_parts)
3337 {
3338         ModestMsgViewWindowPrivate *priv;
3339         GtkWidget *save_dialog = NULL;
3340         gchar *conf_folder = NULL;
3341         gchar *filename = NULL;
3342         gchar *save_multiple_str = NULL;
3343         const gchar *root_folder = "file:///";
3344
3345         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
3346         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3347
3348         if (mime_parts == NULL) {
3349                 /* In Hildon 2.2 save and delete operate over all the attachments as there's no
3350                  * selection available */
3351                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
3352                 if (mime_parts && !modest_toolkit_utils_select_attachments (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (window))), mime_parts, FALSE)) {
3353                         g_object_unref (mime_parts);
3354                         return;
3355                 }
3356                 if (mime_parts == NULL || tny_list_get_length (mime_parts) == 0) {
3357                         if (mime_parts) {
3358                                 g_object_unref (mime_parts);
3359                                 mime_parts = NULL;
3360                         }
3361                         return;
3362                 }
3363         } else {
3364                 g_object_ref (mime_parts);
3365         }
3366
3367         /* prepare dialog */
3368         if (tny_list_get_length (mime_parts) == 1) {
3369                 TnyIterator *iter;
3370                 /* only one attachment selected */
3371                 iter = tny_list_create_iterator (mime_parts);
3372                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
3373                 g_object_unref (iter);
3374                 if (!modest_tny_mime_part_is_msg (mime_part) &&
3375                     modest_tny_mime_part_is_attachment_for_modest (mime_part) &&
3376                     !tny_mime_part_is_purged (mime_part)) {
3377                         filename = g_strdup (tny_mime_part_get_filename (mime_part));
3378                 } else {
3379                         /* TODO: show any error? */
3380                         g_warning ("%s: Tried to save a non-file attachment", __FUNCTION__);
3381                         g_object_unref (mime_parts);
3382                         return;
3383                 }
3384                 g_object_unref (mime_part);
3385         } else {
3386                 gint num = tny_list_get_length (mime_parts);
3387                 save_multiple_str = g_strdup_printf (dngettext("hildon-fm",
3388                                                                "sfil_va_number_of_objects_attachment",
3389                                                               "sfil_va_number_of_objects_attachments",
3390                                                               num), num);
3391         }
3392
3393         /* Creation of hildon file chooser dialog for saving */
3394         save_dialog = modest_toolkit_factory_create_file_chooser_dialog (modest_runtime_get_toolkit_factory (),
3395                                                                          "",
3396                                                                          (GtkWindow *) window,
3397                                                                          GTK_FILE_CHOOSER_ACTION_SAVE);
3398
3399         /* Get last used folder */
3400         conf_folder = modest_conf_get_string (modest_runtime_get_conf (),
3401                                               MODEST_CONF_LATEST_SAVE_ATTACHMENT_PATH, NULL);
3402
3403         /* File chooser stops working if we select "file:///" as current folder */
3404         if (conf_folder && g_ascii_strcasecmp (root_folder, conf_folder) != 0) {
3405                 g_free (conf_folder);
3406                 conf_folder = NULL;
3407         }
3408
3409         if (conf_folder && conf_folder[0] != '\0') {
3410                 gtk_file_chooser_set_current_folder_uri (GTK_FILE_CHOOSER (save_dialog), conf_folder);
3411         } else {
3412                 gchar *docs_folder;
3413                 /* Set the default folder to documents folder */
3414                 docs_folder = (gchar *) g_strdup(g_get_user_special_dir (G_USER_DIRECTORY_DOCUMENTS));
3415                 if (!docs_folder) {
3416                         /* fallback */
3417                         docs_folder = g_build_filename (g_getenv (MYDOCS_ENV), DOCS_FOLDER, NULL);
3418                 }
3419                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), docs_folder);
3420                 g_free (docs_folder);
3421         }
3422         g_free (conf_folder);
3423
3424         /* set filename */
3425         if (filename) {
3426                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
3427                                                    filename);
3428                 g_free (filename);
3429         }
3430
3431         /* if multiple, set multiple string */
3432         if (save_multiple_str) {
3433                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
3434                 gtk_window_set_title (GTK_WINDOW (save_dialog), _FM_SAVE_OBJECT_FILES);
3435                 g_free (save_multiple_str);
3436         }
3437
3438         /* We must run this asynchronously, because the hildon dialog
3439            performs a gtk_dialog_run by itself which leads to gdk
3440            deadlocks */
3441         SaveAttachmentsInfo *sa_info;
3442         sa_info = g_slice_new (SaveAttachmentsInfo);
3443         sa_info->attachments_list = mime_parts;
3444         sa_info->window = g_object_ref (window);
3445         g_signal_connect (save_dialog, "response",
3446                           G_CALLBACK (save_attachments_response), sa_info);
3447
3448         gtk_widget_show_all (save_dialog);
3449 }
3450
3451 static gboolean
3452 show_remove_attachment_information (gpointer userdata)
3453 {
3454         ModestMsgViewWindow *window = (ModestMsgViewWindow *) userdata;
3455         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3456
3457         /* We're outside the main lock */
3458         gdk_threads_enter ();
3459
3460         if (priv->remove_attachment_banner != NULL) {
3461                 gtk_widget_destroy (priv->remove_attachment_banner);
3462                 g_object_unref (priv->remove_attachment_banner);
3463         }
3464
3465         priv->remove_attachment_banner = g_object_ref (
3466                 modest_platform_animation_banner (NULL, NULL, _("mcen_me_inbox_remove_attachments")));
3467
3468         gdk_threads_leave ();
3469
3470         return FALSE;
3471 }
3472
3473 void
3474 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
3475 {
3476         ModestMsgViewWindowPrivate *priv;
3477         TnyList *mime_parts = NULL, *tmp;
3478         gchar *confirmation_message;
3479         gint response;
3480         gint n_attachments;
3481         TnyMsg *msg;
3482         TnyIterator *iter;
3483
3484         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
3485         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3486
3487 #ifdef MODEST_TOOLKIT_HILDON2
3488         /* In hildon 2.2 we ignore the get_all flag as we always get all attachments. This is
3489          * because we don't have selection
3490          */
3491         mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
3492
3493         /* Remove already purged messages from mime parts list. We use
3494            a copy of the list to remove items in the original one */
3495         tmp = tny_list_copy (mime_parts);
3496         iter = tny_list_create_iterator (tmp);
3497         while (!tny_iterator_is_done (iter)) {
3498                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
3499                 if (tny_mime_part_is_purged (part))
3500                         tny_list_remove (mime_parts, (GObject *) part);
3501
3502                 g_object_unref (part);
3503                 tny_iterator_next (iter);
3504         }
3505         g_object_unref (tmp);
3506         g_object_unref (iter);
3507
3508         if (!modest_toolkit_utils_select_attachments (GTK_WINDOW (window), mime_parts, TRUE) ||
3509             tny_list_get_length (mime_parts) == 0) {
3510                 g_object_unref (mime_parts);
3511                 return;
3512         }
3513 #else
3514         /* In gtk we get only selected attachments for the operation.
3515          */
3516         mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
3517
3518         /* Remove already purged messages from mime parts list. We use
3519            a copy of the list to remove items in the original one */
3520         tmp = tny_list_copy (mime_parts);
3521         iter = tny_list_create_iterator (tmp);
3522         while (!tny_iterator_is_done (iter)) {
3523                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
3524                 if (tny_mime_part_is_purged (part))
3525                         tny_list_remove (mime_parts, (GObject *) part);
3526
3527                 g_object_unref (part);
3528                 tny_iterator_next (iter);
3529         }
3530         g_object_unref (tmp);
3531         g_object_unref (iter);
3532
3533         if (tny_list_get_length (mime_parts) == 0) {
3534                 g_object_unref (mime_parts);
3535                 return;
3536         }
3537 #endif
3538
3539         n_attachments = tny_list_get_length (mime_parts);
3540         if (n_attachments == 1) {
3541                 gchar *filename;
3542                 TnyMimePart *part;
3543
3544                 iter = tny_list_create_iterator (mime_parts);
3545                 part = (TnyMimePart *) tny_iterator_get_current (iter);
3546                 g_object_unref (iter);
3547                 if (modest_tny_mime_part_is_msg (part)) {
3548                         TnyHeader *header;
3549                         header = tny_msg_get_header (TNY_MSG (part));
3550                         filename = tny_header_dup_subject (header);
3551                         g_object_unref (header);
3552                         if (filename == NULL)
3553                                 filename = g_strdup (_("mail_va_no_subject"));
3554                 } else {
3555                         filename = g_strdup (tny_mime_part_get_filename (TNY_MIME_PART (part)));
3556                 }
3557                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
3558                 g_free (filename);
3559                 g_object_unref (part);
3560         } else {
3561                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
3562                                                                  "mcen_nc_purge_files_text",
3563                                                                  n_attachments), n_attachments);
3564         }
3565         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (window))),
3566                                                             confirmation_message);
3567         g_free (confirmation_message);
3568
3569         if (response != GTK_RESPONSE_OK) {
3570                 g_object_unref (mime_parts);
3571                 return;
3572         }
3573
3574         priv->purge_timeout = g_timeout_add (2000, show_remove_attachment_information, window);
3575
3576         iter = tny_list_create_iterator (mime_parts);
3577         while (!tny_iterator_is_done (iter)) {
3578                 TnyMimePart *part;
3579
3580                 part = (TnyMimePart *) tny_iterator_get_current (iter);
3581                 tny_mime_part_set_purged (TNY_MIME_PART (part));
3582                 g_object_unref (part);
3583                 tny_iterator_next (iter);
3584         }
3585         g_object_unref (iter);
3586
3587         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3588         tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
3589         tny_msg_rewrite_cache (msg);
3590         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
3591         g_object_unref (msg);
3592         update_branding (MODEST_MSG_VIEW_WINDOW (window));
3593
3594         g_object_unref (mime_parts);
3595
3596         if (priv->purge_timeout > 0) {
3597                 g_source_remove (priv->purge_timeout);
3598                 priv->purge_timeout = 0;
3599         }
3600
3601         if (priv->remove_attachment_banner) {
3602                 gtk_widget_destroy (priv->remove_attachment_banner);
3603                 g_object_unref (priv->remove_attachment_banner);
3604                 priv->remove_attachment_banner = NULL;
3605         }
3606 }
3607
3608
3609 static void
3610 update_window_title (ModestMsgViewWindow *window)
3611 {
3612         ModestMsgViewWindowPrivate *priv;
3613         TnyMsg *msg = NULL;
3614         TnyHeader *header = NULL;
3615         gchar *subject = NULL;
3616
3617         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3618
3619         /* Note that if the window is closed while we're retrieving
3620            the message, this widget could de deleted */
3621         if (!priv->msg_view)
3622                 return;
3623
3624         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3625
3626         if (priv->other_body) {
3627                 gchar *description;
3628
3629                 description = modest_tny_mime_part_get_header_value (priv->other_body, "Content-Description");
3630                 if (description) {
3631                         g_strstrip (description);
3632                         subject = description;
3633                 }
3634         } else if (msg != NULL) {
3635                 header = tny_msg_get_header (msg);
3636                 subject = tny_header_dup_subject (header);
3637                 g_object_unref (header);
3638                 g_object_unref (msg);
3639         }
3640
3641         if ((subject == NULL)||(subject[0] == '\0')) {
3642                 g_free (subject);
3643                 subject = g_strdup (_("mail_va_no_subject"));
3644         }
3645
3646         modest_window_set_title (MODEST_WINDOW (window), subject);
3647 }
3648
3649
3650 static void
3651 on_move_focus (GtkWidget *widget,
3652                GtkDirectionType direction,
3653                gpointer userdata)
3654 {
3655         g_signal_stop_emission_by_name (G_OBJECT (widget), "move-focus");
3656 }
3657
3658 static TnyStream *
3659 fetch_image_open_stream (TnyStreamCache *self, gint64 *expected_size, gchar *uri)
3660 {
3661         GnomeVFSResult result;
3662         GnomeVFSHandle *handle = NULL;
3663         GnomeVFSFileInfo *info = NULL;
3664         TnyStream *stream;
3665
3666         result = gnome_vfs_open (&handle, uri, GNOME_VFS_OPEN_READ);
3667         if (result != GNOME_VFS_OK) {
3668                 *expected_size = 0;
3669                 return NULL;
3670         }
3671
3672         info = gnome_vfs_file_info_new ();
3673         result = gnome_vfs_get_file_info_from_handle (handle, info, GNOME_VFS_FILE_INFO_DEFAULT);
3674         if (result != GNOME_VFS_OK || ! (info->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_SIZE)) {
3675                 /* We put a "safe" default size for going to cache */
3676                 *expected_size = (300*1024);
3677         } else {
3678                 *expected_size = info->size;
3679         }
3680         gnome_vfs_file_info_unref (info);
3681
3682         stream = tny_vfs_stream_new (handle);
3683
3684         return stream;
3685
3686 }
3687
3688 typedef struct {
3689         gchar *uri;
3690         gchar *cache_id;
3691         TnyStream *output_stream;
3692         GtkWidget *msg_view;
3693         GtkWidget *window;
3694 } FetchImageData;
3695
3696 gboolean
3697 on_fetch_image_timeout_refresh_view (gpointer userdata)
3698 {
3699         ModestMsgViewWindowPrivate *priv;
3700
3701         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (userdata);
3702         update_progress_hint (MODEST_MSG_VIEW_WINDOW (userdata));
3703         /* Note that priv->msg_view is set to NULL when this window is
3704            distroyed */
3705         if (priv->msg_view && GTK_WIDGET_DRAWABLE (priv->msg_view)) {
3706                 gtk_widget_queue_draw (GTK_WIDGET (priv->msg_view));
3707         }
3708         priv->fetch_image_redraw_handler = 0;
3709         g_object_unref (userdata);
3710         return FALSE;
3711 }
3712
3713 gboolean
3714 on_fetch_image_idle_refresh_view (gpointer userdata)
3715 {
3716
3717         FetchImageData *fidata = (FetchImageData *) userdata;
3718
3719         gdk_threads_enter ();
3720         if (GTK_WIDGET_DRAWABLE (fidata->msg_view)) {
3721                 ModestMsgViewWindowPrivate *priv;
3722
3723                 priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (fidata->window);
3724                 priv->fetching_images--;
3725                 if (priv->fetch_image_redraw_handler == 0) {
3726                         priv->fetch_image_redraw_handler = g_timeout_add (500, on_fetch_image_timeout_refresh_view, g_object_ref (fidata->window));
3727                 }
3728
3729         }
3730         gdk_threads_leave ();
3731
3732         g_object_unref (fidata->msg_view);
3733         g_object_unref (fidata->window);
3734         g_slice_free (FetchImageData, fidata);
3735         return FALSE;
3736 }
3737
3738 static gpointer
3739 on_fetch_image_thread (gpointer userdata)
3740 {
3741         FetchImageData *fidata = (FetchImageData *) userdata;
3742         TnyStreamCache *cache;
3743         TnyStream *cache_stream;
3744
3745         cache = modest_runtime_get_images_cache ();
3746         cache_stream =
3747                 tny_stream_cache_get_stream (cache,
3748                                              fidata->cache_id,
3749                                              (TnyStreamCacheOpenStreamFetcher) fetch_image_open_stream,
3750                                              (gpointer) fidata->uri);
3751         g_free (fidata->cache_id);
3752         g_free (fidata->uri);
3753
3754         if (cache_stream != NULL) {
3755                 char buffer[4096];
3756
3757                 while (G_LIKELY (!tny_stream_is_eos (cache_stream))) {
3758                         gssize nb_read;
3759
3760                         nb_read = tny_stream_read (cache_stream, buffer, sizeof (buffer));
3761                         if (G_UNLIKELY (nb_read < 0)) {
3762                                 break;
3763                         } else if (G_LIKELY (nb_read > 0)) {
3764                                 gssize nb_written = 0;
3765
3766                                 while (G_UNLIKELY (nb_written < nb_read)) {
3767                                         gssize len;
3768
3769                                         len = tny_stream_write (fidata->output_stream, buffer + nb_written,
3770                                                                 nb_read - nb_written);
3771                                         if (G_UNLIKELY (len < 0))
3772                                                 break;
3773                                         nb_written += len;
3774                                 }
3775                         }
3776                 }
3777                 tny_stream_close (cache_stream);
3778                 g_object_unref (cache_stream);
3779         }
3780
3781         tny_stream_close (fidata->output_stream);
3782         g_object_unref (fidata->output_stream);
3783
3784         g_idle_add (on_fetch_image_idle_refresh_view, fidata);
3785
3786         return NULL;
3787 }
3788
3789 static gboolean
3790 on_fetch_image (ModestMsgView *msgview,
3791                 const gchar *uri,
3792                 TnyStream *stream,
3793                 ModestMsgViewWindow *window)
3794 {
3795         const gchar *current_account;
3796         ModestMsgViewWindowPrivate *priv;
3797         FetchImageData *fidata;
3798
3799         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3800
3801         current_account = modest_window_get_active_account (MODEST_WINDOW (window));
3802
3803         fidata = g_slice_new0 (FetchImageData);
3804         fidata->msg_view = g_object_ref (msgview);
3805         fidata->window = g_object_ref (window);
3806         fidata->uri = g_strdup (uri);
3807         fidata->cache_id = modest_images_cache_get_id (current_account, uri);
3808         fidata->output_stream = g_object_ref (stream);
3809
3810         priv->fetching_images++;
3811         if (g_thread_create (on_fetch_image_thread, fidata, FALSE, NULL) == NULL) {
3812                 g_object_unref (fidata->output_stream);
3813                 g_free (fidata->cache_id);
3814                 g_free (fidata->uri);
3815                 g_object_unref (fidata->msg_view);
3816                 g_slice_free (FetchImageData, fidata);
3817                 tny_stream_close (stream);
3818                 priv->fetching_images--;
3819                 update_progress_hint (window);
3820                 return FALSE;
3821         }
3822         update_progress_hint (window);
3823
3824         return TRUE;
3825 }
3826
3827 static void
3828 setup_menu (ModestMsgViewWindow *self)
3829 {
3830         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW(self));
3831
3832         /* Settings menu buttons */
3833         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_me_viewer_find"), NULL,
3834                                    MODEST_WINDOW_MENU_CALLBACK (modest_msg_view_window_show_isearch_toolbar),
3835                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_find_in_msg));
3836
3837         modest_window_add_to_menu (MODEST_WINDOW (self),
3838                                    dngettext(GETTEXT_PACKAGE,
3839                                              "mcen_me_move_message",
3840                                              "mcen_me_move_messages",
3841                                              1),
3842                                    NULL,
3843                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_on_move_to),
3844                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_move_to));
3845
3846         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_me_inbox_mark_as_read"), NULL,
3847                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_on_mark_as_read),
3848                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_read_msg_in_view));
3849
3850         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_me_inbox_mark_as_unread"), NULL,
3851                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_on_mark_as_unread),
3852                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_unread_msg_in_view));
3853
3854         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_me_viewer_save_attachments"), NULL,
3855                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_save_attachments),
3856                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_save_attachments));
3857         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_me_inbox_remove_attachments"), NULL,
3858                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_remove_attachments),
3859                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_remove_attachments));
3860
3861         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
3862                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_on_new_msg),
3863                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
3864         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_me_viewer_addtocontacts"), NULL,
3865                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_add_to_contacts),
3866                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_add_to_contacts));
3867
3868         modest_window_add_to_menu (MODEST_WINDOW (self), _("mcen_ti_message_properties"), NULL,
3869                                    MODEST_WINDOW_MENU_CALLBACK (modest_ui_actions_on_details),
3870                                    MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_details));
3871 }
3872
3873 void
3874 modest_msg_view_window_add_to_contacts (ModestMsgViewWindow *self)
3875 {
3876         ModestMsgViewWindowPrivate *priv;
3877         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3878         GSList *recipients = NULL;
3879         TnyMsg *msg = NULL;
3880
3881         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3882         if (msg == NULL) {
3883                 TnyHeader *header;
3884
3885                 header = modest_msg_view_window_get_header (self);
3886                 if (header == NULL)
3887                         return;
3888                 recipients = modest_tny_msg_header_get_all_recipients_list (header);
3889                 g_object_unref (header);
3890         } else {
3891                 recipients = modest_tny_msg_get_all_recipients_list (msg);
3892                 g_object_unref (msg);
3893         }
3894
3895         if (recipients) {
3896                 /* Offer the user to add recipients to the address book */
3897                 modest_address_book_add_address_list_with_selector (recipients, (GtkWindow *) self);
3898                 g_slist_foreach (recipients, (GFunc) g_free, NULL); g_slist_free (recipients);
3899         }
3900 }
3901
3902 static gboolean
3903 _modest_msg_view_window_map_event (GtkWidget *widget,
3904                                    GdkEvent *event,
3905                                    gpointer userdata)
3906 {
3907         ModestMsgViewWindow *self = (ModestMsgViewWindow *) userdata;
3908
3909         update_progress_hint (self);
3910
3911         return FALSE;
3912 }
3913
3914 void
3915 modest_msg_view_window_fetch_images (ModestMsgViewWindow *self)
3916 {
3917         ModestMsgViewWindowPrivate *priv;
3918         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3919
3920         modest_msg_view_request_fetch_images (MODEST_MSG_VIEW (priv->msg_view));
3921 }
3922
3923 gboolean
3924 modest_msg_view_window_has_blocked_external_images (ModestMsgViewWindow *self)
3925 {
3926         ModestMsgViewWindowPrivate *priv;
3927         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3928
3929         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
3930
3931         return modest_msg_view_has_blocked_external_images (MODEST_MSG_VIEW (priv->msg_view));
3932 }
3933
3934 void
3935 modest_msg_view_window_reload (ModestMsgViewWindow *self)
3936 {
3937         ModestMsgViewWindowPrivate *priv;
3938         const gchar *msg_uid;
3939         TnyHeader *header = NULL;
3940         TnyFolder *folder = NULL;
3941
3942         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
3943
3944         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3945
3946         header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW (self));
3947         if (!header)
3948                 return;
3949
3950         folder = tny_header_get_folder (header);
3951         g_object_unref (header);
3952
3953         if (!folder)
3954                 return;
3955
3956         msg_uid = modest_msg_view_window_get_message_uid (self);
3957         if (msg_uid) {
3958                 GtkTreeRowReference *row_reference;
3959
3960                 if (priv->row_reference && gtk_tree_row_reference_valid (priv->row_reference)) {
3961                         row_reference = priv->row_reference;
3962                 } else {
3963                         row_reference = NULL;
3964                 }
3965                 if (!message_reader (self, priv, NULL, msg_uid, folder, row_reference))
3966                         g_warning ("Shouldn't happen, trying to reload a message failed");
3967         }
3968
3969         g_object_unref (folder);
3970 }
3971
3972 static void
3973 update_branding (ModestMsgViewWindow *self)
3974 {
3975         const gchar *account;
3976         const gchar *mailbox;
3977         ModestAccountMgr *mgr;
3978         ModestProtocol *protocol = NULL;
3979         gchar *service_name = NULL;
3980         const GdkPixbuf *service_icon = NULL;
3981         ModestMsgViewWindowPrivate *priv;
3982
3983         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3984
3985         account = modest_window_get_active_account (MODEST_WINDOW (self));
3986         mailbox = modest_window_get_active_mailbox (MODEST_WINDOW (self));
3987
3988         mgr = modest_runtime_get_account_mgr ();
3989
3990         if (modest_account_mgr_account_is_multimailbox (mgr, account, &protocol)) {
3991                 if (MODEST_IS_ACCOUNT_PROTOCOL (protocol)) {
3992                         service_name = modest_account_protocol_get_service_name (MODEST_ACCOUNT_PROTOCOL (protocol),
3993                                                                                  account, mailbox);
3994                         service_icon = modest_account_protocol_get_service_icon (MODEST_ACCOUNT_PROTOCOL (protocol),
3995                                                                                  account, mailbox, MODEST_ICON_SIZE_SMALL);
3996                 }
3997         }
3998
3999         modest_msg_view_set_branding (MODEST_MSG_VIEW (priv->msg_view), service_name, service_icon);
4000         g_free (service_name);
4001 }
4002
4003 static void
4004 sync_flags (ModestMsgViewWindow *self)
4005 {
4006         TnyHeader *header = NULL;
4007
4008         header = modest_msg_view_window_get_header (self);
4009         if (!header) {
4010                 TnyMsg *msg = modest_msg_view_window_get_message (self);
4011                 if (msg) {
4012                         header = tny_msg_get_header (msg);
4013                         g_object_unref (msg);
4014                 }
4015         }
4016
4017         if (header) {
4018                 TnyFolder *folder = tny_header_get_folder (header);
4019
4020                 if (folder) {
4021                         ModestMailOperation *mail_op;
4022
4023                         /* Sync folder, we need this to save the seen flag */
4024                         mail_op = modest_mail_operation_new (NULL);
4025                         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
4026                                                          mail_op);
4027                         modest_mail_operation_sync_folder (mail_op, folder, FALSE, NULL, NULL);
4028                         g_object_unref (mail_op);
4029                         g_object_unref (folder);
4030                 }
4031                 g_object_unref (header);
4032         }
4033 }