git.maemo.org Git - modest/blob - src/hildon2/modest-msg-view-window.c

   1 /* Copyright (c) 2006, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29 #include <glib/gi18n.h>
  30 #include <string.h>
  31 #include <tny-account-store.h>
  32 #include <tny-simple-list.h>
  33 #include <tny-msg.h>
  34 #include <tny-mime-part.h>
  35 #include <tny-vfs-stream.h>
  36 #include "modest-marshal.h"
  37 #include "modest-platform.h"
  38 #include <modest-utils.h>
  39 #include <modest-maemo-utils.h>
  40 #include <modest-tny-msg.h>
  41 #include <modest-msg-view-window.h>
  42 #include <modest-main-window-ui.h>
  43 #include "modest-msg-view-window-ui-dimming.h"
  44 #include <modest-widget-memory.h>
  45 #include <modest-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 <hildon/hildon-pannable-area.h>
  52 #include <hildon/hildon-picker-dialog.h>
  53 #include <hildon/hildon-app-menu.h>
  54 #include "modest-defs.h"
  55 #include "modest-hildon-includes.h"
  56 #include "modest-ui-dimming-manager.h"
  57 #include <gdk/gdkkeysyms.h>
  58 #include <modest-tny-account.h>
  59 #include <modest-mime-part-view.h>
  60 #include <modest-isearch-view.h>
  61 #include <modest-tny-mime-part.h>
  62 #include <modest-address-book.h>
  63 #include <math.h>
  64 #include <errno.h>
  65 #include <glib/gstdio.h>
  66 #include <modest-debug.h>
  67 #include <modest-header-window.h>
  68
  69 #define MYDOCS_ENV "MYDOCSDIR"
  70 #define DOCS_FOLDER ".documents"
  71
  72 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
  73 struct _ModestMsgViewWindowPrivate {
  74
  75         GtkWidget   *msg_view;
  76         GtkWidget   *main_scroll;
  77         GtkWidget   *find_toolbar;
  78         gchar       *last_search;
  79
  80         /* Progress observers */
  81         GSList           *progress_widgets;
  82
  83         /* Tollbar items */
  84         GtkWidget   *prev_toolitem;
  85         GtkWidget   *next_toolitem;
  86         gboolean    progress_hint;
  87
  88         /* Optimized view enabled */
  89         gboolean optimized_view;
  90
  91         /* Whether this was created via the *_new_for_search_result() function. */
  92         gboolean is_search_result;
  93
  94         /* Whether the message is in outbox */
  95         gboolean is_outbox;
  96
  97         /* A reference to the @model of the header view
  98          * to allow selecting previous/next messages,
  99          * if the message is currently selected in the header view.
 100          */
 101         const gchar *header_folder_id;
 102         GtkTreeModel *header_model;
 103         GtkTreeRowReference *row_reference;
 104         GtkTreeRowReference *next_row_reference;
 105
 106         gulong clipboard_change_handler;
 107         gulong queue_change_handler;
 108         gulong account_removed_handler;
 109         gulong row_changed_handler;
 110         gulong row_deleted_handler;
 111         gulong row_inserted_handler;
 112         gulong rows_reordered_handler;
 113
 114         guint purge_timeout;
 115         GtkWidget *remove_attachment_banner;
 116
 117         gchar *msg_uid;
 118
 119         GSList *sighandlers;
 120 };
 121
 122 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
 123 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
 124 static void  modest_header_view_observer_init(
 125                 ModestHeaderViewObserverIface *iface_class);
 126 static void  modest_msg_view_window_finalize     (GObject *obj);
 127 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
 128                                                          gpointer data);
 129 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 130                                                         ModestMsgViewWindow *obj);
 131 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 132                                                         ModestMsgViewWindow *obj);
 133
 134 static void modest_msg_view_window_disconnect_signals (ModestWindow *self);
 135
 136 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
 137 static void modest_msg_view_window_set_zoom (ModestWindow *window,
 138                                              gdouble zoom);
 139 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
 140 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
 141 static gboolean modest_msg_view_window_key_event (GtkWidget *window,
 142                                                   GdkEventKey *event,
 143                                                   gpointer userdata);
 144 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
 145
 146 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
 147                                                    gboolean show_toolbar);
 148
 149 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
 150                                                            GdkEvent *event,
 151                                                            ModestMsgViewWindow *window);
 152
 153 static void modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
 154                                                    GtkTreePath *arg1,
 155                                                    GtkTreeIter *arg2,
 156                                                    ModestMsgViewWindow *window);
 157
 158 static void modest_msg_view_window_on_row_deleted (GtkTreeModel *header_model,
 159                                                    GtkTreePath *arg1,
 160                                                    ModestMsgViewWindow *window);
 161
 162 static void modest_msg_view_window_on_row_inserted (GtkTreeModel *header_model,
 163                                                     GtkTreePath *tree_path,
 164                                                     GtkTreeIter *tree_iter,
 165                                                     ModestMsgViewWindow *window);
 166
 167 static void modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
 168                                                      GtkTreePath *arg1,
 169                                                      GtkTreeIter *arg2,
 170                                                      gpointer arg3,
 171                                                      ModestMsgViewWindow *window);
 172
 173 static void modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *window,
 174                                                           GtkTreeModel *model,
 175                                                           const gchar *tny_folder_id);
 176
 177 static void on_queue_changed    (ModestMailOperationQueue *queue,
 178                                  ModestMailOperation *mail_op,
 179                                  ModestMailOperationQueueNotification type,
 180                                  ModestMsgViewWindow *self);
 181
 182 static void on_account_removed  (TnyAccountStore *account_store,
 183                                  TnyAccount *account,
 184                                  gpointer user_data);
 185
 186 static void on_move_focus (GtkWidget *widget,
 187                            GtkDirectionType direction,
 188                            gpointer userdata);
 189
 190 static void view_msg_cb         (ModestMailOperation *mail_op,
 191                                  TnyHeader *header,
 192                                  gboolean canceled,
 193                                  TnyMsg *msg,
 194                                  GError *error,
 195                                  gpointer user_data);
 196
 197 static void set_progress_hint    (ModestMsgViewWindow *self,
 198                                   gboolean enabled);
 199
 200 static void update_window_title (ModestMsgViewWindow *window);
 201
 202 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self);
 203 static void init_window (ModestMsgViewWindow *obj);
 204
 205 static gboolean msg_is_visible (TnyHeader *header, gboolean check_outbox);
 206
 207 static void check_dimming_rules_after_change (ModestMsgViewWindow *window);
 208
 209 static gboolean on_fetch_image (ModestMsgView *msgview,
 210                                 const gchar *uri,
 211                                 TnyStream *stream,
 212                                 ModestMsgViewWindow *window);
 213
 214 static gboolean modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 215                                                      GtkScrollType scroll_type,
 216                                                      gboolean horizontal,
 217                                                      gpointer userdata);
 218 static gboolean message_reader (ModestMsgViewWindow *window,
 219                                 ModestMsgViewWindowPrivate *priv,
 220                                 TnyHeader *header,
 221                                 GtkTreeRowReference *row_reference);
 222
 223 static void setup_menu (ModestMsgViewWindow *self);
 224
 225 /* list my signals */
 226 enum {
 227         MSG_CHANGED_SIGNAL,
 228         SCROLL_CHILD_SIGNAL,
 229         LAST_SIGNAL
 230 };
 231
 232 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 233         { "FindInMessage",    MODEST_TOOLBAR_ICON_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 234 };
 235
 236
 237 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 238                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 239                                                     ModestMsgViewWindowPrivate))
 240 /* globals */
 241 static GtkWindowClass *parent_class = NULL;
 242
 243 /* uncomment the following if you have defined any signals */
 244 static guint signals[LAST_SIGNAL] = {0};
 245
 246 GType
 247 modest_msg_view_window_get_type (void)
 248 {
 249         static GType my_type = 0;
 250         if (!my_type) {
 251                 static const GTypeInfo my_info = {
 252                         sizeof(ModestMsgViewWindowClass),
 253                         NULL,           /* base init */
 254                         NULL,           /* base finalize */
 255                         (GClassInitFunc) modest_msg_view_window_class_init,
 256                         NULL,           /* class finalize */
 257                         NULL,           /* class data */
 258                         sizeof(ModestMsgViewWindow),
 259                         1,              /* n_preallocs */
 260                         (GInstanceInitFunc) modest_msg_view_window_init,
 261                         NULL
 262                 };
 263                 my_type = g_type_register_static (MODEST_TYPE_HILDON2_WINDOW,
 264                                                   "ModestMsgViewWindow",
 265                                                   &my_info, 0);
 266
 267                 static const GInterfaceInfo modest_header_view_observer_info =
 268                 {
 269                         (GInterfaceInitFunc) modest_header_view_observer_init,
 270                         NULL,         /* interface_finalize */
 271                         NULL          /* interface_data */
 272                 };
 273
 274                 g_type_add_interface_static (my_type,
 275                                 MODEST_TYPE_HEADER_VIEW_OBSERVER,
 276                                 &modest_header_view_observer_info);
 277         }
 278         return my_type;
 279 }
 280
 281 static void
 282 save_state (ModestWindow *self)
 283 {
 284         modest_widget_memory_save (modest_runtime_get_conf (),
 285                                    G_OBJECT(self),
 286                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 287 }
 288
 289 static
 290 gboolean modest_msg_view_window_scroll_child (ModestMsgViewWindow *self,
 291                                               GtkScrollType scroll_type,
 292                                               gboolean horizontal,
 293                                               gpointer userdata)
 294 {
 295         ModestMsgViewWindowPrivate *priv;
 296         gboolean return_value;
 297
 298         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 299         g_signal_emit_by_name (priv->main_scroll, "scroll-child", scroll_type, horizontal, &return_value);
 300         return return_value;
 301 }
 302
 303 static void
 304 add_scroll_binding (GtkBindingSet *binding_set,
 305                     guint keyval,
 306                     GtkScrollType scroll)
 307 {
 308         guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
 309
 310         gtk_binding_entry_add_signal (binding_set, keyval, 0,
 311                                       "scroll_child", 2,
 312                                       GTK_TYPE_SCROLL_TYPE, scroll,
 313                                       G_TYPE_BOOLEAN, FALSE);
 314         gtk_binding_entry_add_signal (binding_set, keypad_keyval, 0,
 315                                       "scroll_child", 2,
 316                                       GTK_TYPE_SCROLL_TYPE, scroll,
 317                                       G_TYPE_BOOLEAN, FALSE);
 318 }
 319
 320 static void
 321 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 322 {
 323         GObjectClass *gobject_class;
 324         HildonWindowClass *hildon_window_class;
 325         ModestWindowClass *modest_window_class;
 326         GtkBindingSet *binding_set;
 327
 328         gobject_class = (GObjectClass*) klass;
 329         hildon_window_class = (HildonWindowClass *) klass;
 330         modest_window_class = (ModestWindowClass *) klass;
 331
 332         parent_class            = g_type_class_peek_parent (klass);
 333         gobject_class->finalize = modest_msg_view_window_finalize;
 334
 335         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 336         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 337         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 338         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 339         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 340         modest_window_class->disconnect_signals_func = modest_msg_view_window_disconnect_signals;
 341
 342         modest_window_class->save_state_func = save_state;
 343
 344         klass->scroll_child = modest_msg_view_window_scroll_child;
 345
 346         signals[MSG_CHANGED_SIGNAL] =
 347                 g_signal_new ("msg-changed",
 348                               G_TYPE_FROM_CLASS (gobject_class),
 349                               G_SIGNAL_RUN_FIRST,
 350                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 351                               NULL, NULL,
 352                               modest_marshal_VOID__POINTER_POINTER,
 353                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 354
 355         signals[SCROLL_CHILD_SIGNAL] =
 356                 g_signal_new ("scroll-child",
 357                               G_TYPE_FROM_CLASS (gobject_class),
 358                               G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
 359                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, scroll_child),
 360                               NULL, NULL,
 361                               modest_marshal_BOOLEAN__ENUM_BOOLEAN,
 362                               G_TYPE_BOOLEAN, 2, GTK_TYPE_SCROLL_TYPE, G_TYPE_BOOLEAN);
 363
 364         binding_set = gtk_binding_set_by_class (klass);
 365         add_scroll_binding (binding_set, GDK_Up, GTK_SCROLL_STEP_UP);
 366         add_scroll_binding (binding_set, GDK_Down, GTK_SCROLL_STEP_DOWN);
 367         add_scroll_binding (binding_set, GDK_Page_Up, GTK_SCROLL_PAGE_UP);
 368         add_scroll_binding (binding_set, GDK_Page_Down, GTK_SCROLL_PAGE_DOWN);
 369         add_scroll_binding (binding_set, GDK_Home, GTK_SCROLL_START);
 370         add_scroll_binding (binding_set, GDK_End, GTK_SCROLL_END);
 371
 372         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 373
 374 }
 375
 376 static void modest_header_view_observer_init(
 377                 ModestHeaderViewObserverIface *iface_class)
 378 {
 379         iface_class->update_func = modest_msg_view_window_update_model_replaced;
 380 }
 381
 382 static void
 383 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 384 {
 385         ModestMsgViewWindowPrivate *priv;
 386         ModestWindowPrivate *parent_priv = NULL;
 387         GtkActionGroup *action_group = NULL;
 388         GError *error = NULL;
 389         GdkPixbuf *window_icon;
 390
 391         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 392         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 393         parent_priv->ui_manager = gtk_ui_manager_new();
 394
 395         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 396         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 397
 398         /* Add common actions */
 399         gtk_action_group_add_actions (action_group,
 400                                       modest_action_entries,
 401                                       G_N_ELEMENTS (modest_action_entries),
 402                                       obj);
 403         gtk_action_group_add_toggle_actions (action_group,
 404                                              msg_view_toggle_action_entries,
 405                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 406                                              obj);
 407
 408         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 409         g_object_unref (action_group);
 410
 411         /* Load the UI definition */
 412         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 413                                          &error);
 414         if (error) {
 415                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 416                 g_error_free (error);
 417                 error = NULL;
 418         }
 419         /* ****** */
 420
 421         /* Add accelerators */
 422         gtk_window_add_accel_group (GTK_WINDOW (obj),
 423                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 424
 425         priv->is_search_result = FALSE;
 426         priv->is_outbox = FALSE;
 427
 428         priv->msg_view      = NULL;
 429         priv->header_model  = NULL;
 430         priv->header_folder_id  = NULL;
 431         priv->clipboard_change_handler = 0;
 432         priv->queue_change_handler = 0;
 433         priv->account_removed_handler = 0;
 434         priv->row_changed_handler = 0;
 435         priv->row_deleted_handler = 0;
 436         priv->row_inserted_handler = 0;
 437         priv->rows_reordered_handler = 0;
 438         priv->progress_hint = FALSE;
 439
 440         priv->optimized_view  = FALSE;
 441         priv->purge_timeout = 0;
 442         priv->remove_attachment_banner = NULL;
 443         priv->msg_uid = NULL;
 444
 445         priv->sighandlers = NULL;
 446
 447         /* Init window */
 448         init_window (MODEST_MSG_VIEW_WINDOW(obj));
 449
 450         /* Set window icon */
 451         window_icon = modest_platform_get_icon (MODEST_APP_MSG_VIEW_ICON, MODEST_ICON_SIZE_BIG);
 452         if (window_icon) {
 453                 gtk_window_set_icon (GTK_WINDOW (obj), window_icon);
 454                 g_object_unref (window_icon);
 455         }
 456
 457         hildon_program_add_window (hildon_program_get_instance(),
 458                                    HILDON_WINDOW(obj));
 459
 460 }
 461
 462
 463 static gboolean
 464 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 465 {
 466         ModestMsgViewWindowPrivate *priv = NULL;
 467
 468         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 469
 470         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 471
 472         set_progress_hint (self, TRUE);
 473
 474         return FALSE;
 475 }
 476
 477 static void
 478 set_progress_hint (ModestMsgViewWindow *self,
 479                    gboolean enabled)
 480 {
 481         ModestWindowPrivate *parent_priv;
 482         ModestMsgViewWindowPrivate *priv;
 483
 484         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 485
 486         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 487         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 488
 489         /* Sets current progress hint */
 490         priv->progress_hint = enabled;
 491
 492         if (GTK_WIDGET_VISIBLE (self)) {
 493                 hildon_gtk_window_set_progress_indicator (GTK_WINDOW (self), enabled?1:0);
 494         }
 495
 496 }
 497
 498
 499 static void
 500 init_window (ModestMsgViewWindow *obj)
 501 {
 502         GtkWidget *main_vbox;
 503         ModestMsgViewWindowPrivate *priv;
 504
 505         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 506
 507         priv->msg_view = GTK_WIDGET (tny_platform_factory_new_msg_view (modest_tny_platform_factory_get_instance ()));
 508         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 509         main_vbox = gtk_vbox_new  (FALSE, 6);
 510 #ifdef MODEST_TOOLKIT_HILDON2
 511         priv->main_scroll = hildon_pannable_area_new ();
 512         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 513 #else
 514 #ifdef MODEST_USE_MOZEMBED
 515         priv->main_scroll = priv->msg_view;
 516         gtk_widget_set_size_request (priv->msg_view, -1, 1600);
 517 #else
 518         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 519         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 520 #endif
 521         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 522         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 523         modest_maemo_set_thumbable_scrollbar (GTK_SCROLLED_WINDOW(priv->main_scroll), TRUE);
 524
 525 #endif
 526         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 527         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 528
 529         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 530         hildon_window_add_toolbar (HILDON_WINDOW (obj), GTK_TOOLBAR (priv->find_toolbar));
 531         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 532
 533         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 534 }
 535
 536 static void
 537 modest_msg_view_window_disconnect_signals (ModestWindow *self)
 538 {
 539         ModestMsgViewWindowPrivate *priv;
 540         GtkWidget *header_view = NULL;
 541         GtkWindow *parent_window = NULL;
 542
 543         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 544
 545         if (gtk_clipboard_get (GDK_SELECTION_PRIMARY) &&
 546             g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 547                                            priv->clipboard_change_handler))
 548                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 549                                              priv->clipboard_change_handler);
 550
 551         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 552                                            priv->queue_change_handler))
 553                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 554                                              priv->queue_change_handler);
 555
 556         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_account_store ()),
 557                                            priv->account_removed_handler))
 558                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_account_store ()),
 559                                              priv->account_removed_handler);
 560
 561         if (priv->header_model) {
 562                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 563                                                   priv->row_changed_handler))
 564                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 565                                                     priv->row_changed_handler);
 566
 567                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 568                                                   priv->row_deleted_handler))
 569                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 570                                              priv->row_deleted_handler);
 571
 572                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 573                                                   priv->row_inserted_handler))
 574                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 575                                                     priv->row_inserted_handler);
 576
 577                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 578                                                   priv->rows_reordered_handler))
 579                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 580                                                     priv->rows_reordered_handler);
 581         }
 582
 583         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 584         priv->sighandlers = NULL;
 585
 586         parent_window = gtk_window_get_transient_for (GTK_WINDOW (self));
 587         if (parent_window && MODEST_IS_HEADER_WINDOW (parent_window)) {
 588                 header_view = GTK_WIDGET (modest_header_window_get_header_view (MODEST_HEADER_WINDOW (parent_window)));
 589                 if (header_view) {
 590                         modest_header_view_remove_observer(MODEST_HEADER_VIEW (header_view),
 591                                                            MODEST_HEADER_VIEW_OBSERVER(self));
 592                 }
 593         }
 594 }
 595
 596 static void
 597 modest_msg_view_window_finalize (GObject *obj)
 598 {
 599         ModestMsgViewWindowPrivate *priv;
 600
 601         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 602
 603         /* Sanity check: shouldn't be needed, the window mgr should
 604            call this function before */
 605         modest_msg_view_window_disconnect_signals (MODEST_WINDOW (obj));
 606
 607         if (priv->header_model != NULL) {
 608                 g_object_unref (priv->header_model);
 609                 priv->header_model = NULL;
 610         }
 611
 612         if (priv->remove_attachment_banner) {
 613                 gtk_widget_destroy (priv->remove_attachment_banner);
 614                 g_object_unref (priv->remove_attachment_banner);
 615                 priv->remove_attachment_banner = NULL;
 616         }
 617
 618         if (priv->purge_timeout > 0) {
 619                 g_source_remove (priv->purge_timeout);
 620                 priv->purge_timeout = 0;
 621         }
 622
 623         if (priv->row_reference) {
 624                 gtk_tree_row_reference_free (priv->row_reference);
 625                 priv->row_reference = NULL;
 626         }
 627
 628         if (priv->next_row_reference) {
 629                 gtk_tree_row_reference_free (priv->next_row_reference);
 630                 priv->next_row_reference = NULL;
 631         }
 632
 633         if (priv->msg_uid) {
 634                 g_free (priv->msg_uid);
 635                 priv->msg_uid = NULL;
 636         }
 637
 638         G_OBJECT_CLASS(parent_class)->finalize (obj);
 639 }
 640
 641 static gboolean
 642 select_next_valid_row (GtkTreeModel *model,
 643                        GtkTreeRowReference **row_reference,
 644                        gboolean cycle,
 645                        gboolean is_outbox)
 646 {
 647         GtkTreeIter tmp_iter;
 648         GtkTreePath *path;
 649         GtkTreePath *next = NULL;
 650         gboolean retval = FALSE, finished;
 651
 652         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 653
 654         path = gtk_tree_row_reference_get_path (*row_reference);
 655         gtk_tree_model_get_iter (model, &tmp_iter, path);
 656         gtk_tree_row_reference_free (*row_reference);
 657         *row_reference = NULL;
 658
 659         finished = FALSE;
 660         do {
 661                 TnyHeader *header = NULL;
 662
 663                 if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 664                         gtk_tree_model_get (model, &tmp_iter,
 665                                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 666                                             &header, -1);
 667
 668                         if (header) {
 669                                 if (msg_is_visible (header, is_outbox)) {
 670                                         next = gtk_tree_model_get_path (model, &tmp_iter);
 671                                         *row_reference = gtk_tree_row_reference_new (model, next);
 672                                         gtk_tree_path_free (next);
 673                                         retval = TRUE;
 674                                         finished = TRUE;
 675                                 }
 676                                 g_object_unref (header);
 677                                 header = NULL;
 678                         }
 679                 } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 680                         next = gtk_tree_model_get_path (model, &tmp_iter);
 681
 682                         /* Ensure that we are not selecting the same */
 683                         if (gtk_tree_path_compare (path, next) != 0) {
 684                                 gtk_tree_model_get (model, &tmp_iter,
 685                                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 686                                                     &header, -1);
 687                                 if (header) {
 688                                         if (msg_is_visible (header, is_outbox)) {
 689                                                 *row_reference = gtk_tree_row_reference_new (model, next);
 690                                                 retval = TRUE;
 691                                                 finished = TRUE;
 692                                         }
 693                                         g_object_unref (header);
 694                                         header = NULL;
 695                                 }
 696                         } else {
 697                                 /* If we ended up in the same message
 698                                    then there is no valid next
 699                                    message */
 700                                 finished = TRUE;
 701                         }
 702                         gtk_tree_path_free (next);
 703                 } else {
 704                         /* If there are no more messages and we don't
 705                            want to start again in the first one then
 706                            there is no valid next message */
 707                         finished = TRUE;
 708                 }
 709         } while (!finished);
 710
 711         /* Free */
 712         gtk_tree_path_free (path);
 713
 714         return retval;
 715 }
 716
 717 /* TODO: This should be in _init(), with the parameters as properties. */
 718 static void
 719 modest_msg_view_window_construct (ModestMsgViewWindow *self,
 720                                   const gchar *modest_account_name,
 721                                   const gchar *msg_uid)
 722 {
 723         GObject *obj = NULL;
 724         ModestMsgViewWindowPrivate *priv = NULL;
 725         ModestWindowPrivate *parent_priv = NULL;
 726         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 727         ModestDimmingRulesGroup *clipboard_rules_group = NULL;
 728
 729         obj = G_OBJECT (self);
 730         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 731         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 732
 733         priv->msg_uid = g_strdup (msg_uid);
 734
 735         /* Menubar */
 736         parent_priv->menubar = NULL;
 737
 738         toolbar_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_TOOLBAR, TRUE);
 739         clipboard_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_CLIPBOARD, FALSE);
 740
 741         setup_menu (self);
 742         /* Add common dimming rules */
 743         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 744                                               modest_msg_view_toolbar_dimming_entries,
 745                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 746                                               MODEST_WINDOW (self));
 747         modest_dimming_rules_group_add_rules (clipboard_rules_group,
 748                                               modest_msg_view_clipboard_dimming_entries,
 749                                               G_N_ELEMENTS (modest_msg_view_clipboard_dimming_entries),
 750                                               MODEST_WINDOW (self));
 751
 752         /* Insert dimming rules group for this window */
 753         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 754         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, clipboard_rules_group);
 755         g_object_unref (toolbar_rules_group);
 756         g_object_unref (clipboard_rules_group);
 757
 758         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 759
 760         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);
 761         g_signal_connect (G_OBJECT(priv->msg_view), "activate_link",
 762                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 763         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 764                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 765         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 766                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 767         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 768                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 769         g_signal_connect (G_OBJECT(priv->msg_view), "show_details",
 770                           G_CALLBACK (modest_ui_actions_on_details), obj);
 771         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 772                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 773         g_signal_connect (G_OBJECT (priv->msg_view), "fetch_image",
 774                           G_CALLBACK (on_fetch_image), obj);
 775
 776         g_signal_connect (G_OBJECT (obj), "key-release-event",
 777                           G_CALLBACK (modest_msg_view_window_key_event),
 778                           NULL);
 779
 780         g_signal_connect (G_OBJECT (obj), "key-press-event",
 781                           G_CALLBACK (modest_msg_view_window_key_event),
 782                           NULL);
 783
 784         g_signal_connect (G_OBJECT (obj), "move-focus",
 785                           G_CALLBACK (on_move_focus), obj);
 786
 787         /* Mail Operation Queue */
 788         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 789                                                        "queue-changed",
 790                                                        G_CALLBACK (on_queue_changed),
 791                                                        obj);
 792
 793         /* Account manager */
 794         priv->account_removed_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
 795                                                           "account_removed",
 796                                                           G_CALLBACK(on_account_removed),
 797                                                           obj);
 798
 799         modest_window_set_active_account (MODEST_WINDOW(obj), modest_account_name);
 800
 801         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 802         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 803         priv->last_search = NULL;
 804
 805         modest_msg_view_window_show_toolbar (MODEST_WINDOW (obj), TRUE);
 806
 807         /* Init the clipboard actions dim status */
 808         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 809
 810         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 811
 812
 813 }
 814
 815 /* FIXME: parameter checks */
 816 ModestWindow *
 817 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 818                                               const gchar *modest_account_name,
 819                                               const gchar *msg_uid,
 820                                               GtkTreeModel *model,
 821                                               GtkTreeRowReference *row_reference)
 822 {
 823         ModestMsgViewWindow *window = NULL;
 824         ModestMsgViewWindowPrivate *priv = NULL;
 825         TnyFolder *header_folder = NULL;
 826         ModestHeaderView *header_view = NULL;
 827         ModestWindow *main_window = NULL;
 828         ModestWindowMgr *mgr = NULL;
 829
 830         MODEST_DEBUG_BLOCK (
 831                modest_tny_mime_part_to_string (TNY_MIME_PART (msg), 0);
 832         );
 833
 834         mgr = modest_runtime_get_window_mgr ();
 835         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 836         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 837
 838         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 839
 840         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 841
 842         /* Remember the message list's TreeModel so we can detect changes
 843          * and change the list selection when necessary: */
 844
 845         main_window = modest_window_mgr_get_main_window(mgr, FALSE); /* don't create */
 846         if (main_window) {
 847                 header_view = MODEST_HEADER_VIEW(modest_main_window_get_child_widget(
 848                                                          MODEST_MAIN_WINDOW(main_window),
 849                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
 850         }
 851
 852         if (header_view != NULL){
 853                 header_folder = modest_header_view_get_folder(header_view);
 854                 /* This could happen if the header folder was
 855                    unseleted before opening this msg window (for
 856                    example if the user selects an account in the
 857                    folder view of the main window */
 858                 if (header_folder) {
 859                         priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) == TNY_FOLDER_TYPE_OUTBOX);
 860                         priv->header_folder_id = tny_folder_get_id(header_folder);
 861                         g_assert(priv->header_folder_id != NULL);
 862                         g_object_unref(header_folder);
 863                 }
 864         }
 865
 866         /* Setup row references and connect signals */
 867         priv->header_model = g_object_ref (model);
 868
 869         if (row_reference) {
 870                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 871                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 872                 select_next_valid_row (model, &(priv->next_row_reference), TRUE, priv->is_outbox);
 873         } else {
 874                 priv->row_reference = NULL;
 875                 priv->next_row_reference = NULL;
 876         }
 877
 878         /* Connect signals */
 879         priv->row_changed_handler =
 880                 g_signal_connect (GTK_TREE_MODEL(model), "row-changed",
 881                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
 882                                   window);
 883         priv->row_deleted_handler =
 884                 g_signal_connect (GTK_TREE_MODEL(model), "row-deleted",
 885                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
 886                                   window);
 887         priv->row_inserted_handler =
 888                 g_signal_connect (GTK_TREE_MODEL(model), "row-inserted",
 889                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
 890                                   window);
 891         priv->rows_reordered_handler =
 892                 g_signal_connect(GTK_TREE_MODEL(model), "rows-reordered",
 893                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
 894                                  window);
 895
 896         if (header_view != NULL){
 897                 modest_header_view_add_observer(header_view,
 898                                 MODEST_HEADER_VIEW_OBSERVER(window));
 899         }
 900
 901         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 902         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
 903
 904         /* gtk_widget_show_all (GTK_WIDGET (window)); */
 905         modest_msg_view_window_update_priority (window);
 906         /* Check dimming rules */
 907         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 908         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
 909         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 910
 911         return MODEST_WINDOW(window);
 912 }
 913
 914 ModestWindow *
 915 modest_msg_view_window_new_from_header_view (ModestHeaderView *header_view,
 916                                               const gchar *modest_account_name,
 917                                               const gchar *msg_uid,
 918                                               GtkTreeRowReference *row_reference)
 919 {
 920         ModestMsgViewWindow *window = NULL;
 921         ModestMsgViewWindowPrivate *priv = NULL;
 922         TnyFolder *header_folder = NULL;
 923         ModestWindowMgr *mgr = NULL;
 924         GtkTreePath *path;
 925         GtkTreeIter iter;
 926
 927         mgr = modest_runtime_get_window_mgr ();
 928         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 929         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 930
 931         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 932
 933         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 934
 935         /* Remember the message list's TreeModel so we can detect changes
 936          * and change the list selection when necessary: */
 937
 938         if (header_view != NULL){
 939                 header_folder = modest_header_view_get_folder(header_view);
 940                 /* This could happen if the header folder was
 941                    unseleted before opening this msg window (for
 942                    example if the user selects an account in the
 943                    folder view of the main window */
 944                 if (header_folder) {
 945                         priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) == TNY_FOLDER_TYPE_OUTBOX);
 946                         priv->header_folder_id = tny_folder_get_id(header_folder);
 947                         g_assert(priv->header_folder_id != NULL);
 948                         g_object_unref(header_folder);
 949                 }
 950         }
 951
 952         /* Setup row references and connect signals */
 953         priv->header_model = gtk_tree_view_get_model (GTK_TREE_VIEW (header_view));
 954         g_object_ref (priv->header_model);
 955
 956         if (row_reference) {
 957                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 958                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 959                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
 960         } else {
 961                 priv->row_reference = NULL;
 962                 priv->next_row_reference = NULL;
 963         }
 964
 965         /* Connect signals */
 966         priv->row_changed_handler =
 967                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-changed",
 968                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
 969                                   window);
 970         priv->row_deleted_handler =
 971                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-deleted",
 972                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
 973                                   window);
 974         priv->row_inserted_handler =
 975                 g_signal_connect (GTK_TREE_MODEL(priv->header_model), "row-inserted",
 976                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
 977                                   window);
 978         priv->rows_reordered_handler =
 979                 g_signal_connect(GTK_TREE_MODEL(priv->header_model), "rows-reordered",
 980                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
 981                                  window);
 982
 983         if (header_view != NULL){
 984                 modest_header_view_add_observer(header_view,
 985                                 MODEST_HEADER_VIEW_OBSERVER(window));
 986         }
 987
 988         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), NULL);
 989
 990         path = gtk_tree_row_reference_get_path (row_reference);
 991         if (gtk_tree_model_get_iter (priv->header_model, &iter, path)) {
 992                 TnyHeader *header;
 993                 gtk_tree_model_get (priv->header_model, &iter,
 994                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 995                                     &header, -1);
 996                 message_reader (window, priv, header, row_reference);
 997         }
 998         gtk_tree_path_free (path);
 999
1000         /* Check dimming rules */
1001         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1002         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1003         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1004
1005         return MODEST_WINDOW(window);
1006 }
1007
1008 ModestWindow *
1009 modest_msg_view_window_new_for_search_result (TnyMsg *msg,
1010                                               const gchar *modest_account_name,
1011                                               const gchar *msg_uid)
1012 {
1013         ModestMsgViewWindow *window = NULL;
1014         ModestMsgViewWindowPrivate *priv = NULL;
1015         ModestWindowMgr *mgr = NULL;
1016
1017         mgr = modest_runtime_get_window_mgr ();
1018         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
1019         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
1020         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
1021
1022         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1023
1024         /* Remember that this is a search result,
1025          * so we can disable some UI appropriately: */
1026         priv->is_search_result = TRUE;
1027
1028         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1029
1030         update_window_title (window);
1031         /* gtk_widget_show_all (GTK_WIDGET (window));*/
1032         modest_msg_view_window_update_priority (window);
1033
1034         /* Check dimming rules */
1035         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1036         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1037         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
1038
1039         return MODEST_WINDOW(window);
1040 }
1041
1042 ModestWindow *
1043 modest_msg_view_window_new_for_attachment (TnyMsg *msg,
1044                             const gchar *modest_account_name,
1045                             const gchar *msg_uid)
1046 {
1047         GObject *obj = NULL;
1048         ModestMsgViewWindowPrivate *priv;
1049         ModestWindowMgr *mgr = NULL;
1050
1051         g_return_val_if_fail (msg, NULL);
1052         mgr = modest_runtime_get_window_mgr ();
1053         obj = G_OBJECT (modest_window_mgr_get_msg_view_window (mgr));
1054         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1055         modest_msg_view_window_construct (MODEST_MSG_VIEW_WINDOW (obj),
1056                 modest_account_name, msg_uid);
1057
1058         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1059         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
1060
1061         /* gtk_widget_show_all (GTK_WIDGET (obj)); */
1062
1063         /* Check dimming rules */
1064         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
1065         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (obj));
1066         modest_window_check_dimming_rules_group (MODEST_WINDOW (obj), MODEST_DIMMING_RULES_CLIPBOARD);
1067
1068         return MODEST_WINDOW(obj);
1069 }
1070
1071 static void
1072 modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
1073                                        GtkTreePath *arg1,
1074                                        GtkTreeIter *arg2,
1075                                        ModestMsgViewWindow *window)
1076 {
1077         check_dimming_rules_after_change (window);
1078 }
1079
1080 static void
1081 modest_msg_view_window_on_row_deleted(GtkTreeModel *header_model,
1082                                       GtkTreePath *arg1,
1083                                       ModestMsgViewWindow *window)
1084 {
1085         check_dimming_rules_after_change (window);
1086 }
1087         /* The window could have dissapeared */
1088
1089 static void
1090 check_dimming_rules_after_change (ModestMsgViewWindow *window)
1091 {
1092         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
1093         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1094 }
1095
1096
1097 /* On insertions we check if the folder still has the message we are
1098  * showing or do not. If do not, we do nothing. Which means we are still
1099  * not attached to any header folder and thus next/prev buttons are
1100  * still dimmed. Once the message that is shown by msg-view is found, the
1101  * new model of header-view will be attached and the references will be set.
1102  * On each further insertions dimming rules will be checked. However
1103  * this requires extra CPU time at least works.
1104  * (An message might be deleted from TnyFolder and thus will not be
1105  * inserted into the model again for example if it is removed by the
1106  * imap server and the header view is refreshed.)
1107  */
1108 static void
1109 modest_msg_view_window_on_row_inserted (GtkTreeModel *model,
1110                                         GtkTreePath *tree_path,
1111                                         GtkTreeIter *tree_iter,
1112                                         ModestMsgViewWindow *window)
1113 {
1114         ModestMsgViewWindowPrivate *priv = NULL;
1115         TnyHeader *header = NULL;
1116
1117         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1118         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1119
1120         g_assert (model == priv->header_model);
1121
1122         /* Check if the newly inserted message is the same we are actually
1123          * showing. IF not, we should remain detached from the header model
1124          * and thus prev and next toolbar buttons should remain dimmed. */
1125         gtk_tree_model_get (model, tree_iter,
1126                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1127                             &header, -1);
1128
1129         if (TNY_IS_HEADER (header)) {
1130                 gchar *uid = NULL;
1131
1132                 uid = modest_tny_folder_get_header_unique_id (header);
1133                 if (!g_str_equal(priv->msg_uid, uid)) {
1134                         check_dimming_rules_after_change (window);
1135                         g_free(uid);
1136                         g_object_unref (G_OBJECT(header));
1137                         return;
1138                 }
1139                 g_free(uid);
1140                 g_object_unref(G_OBJECT(header));
1141         }
1142
1143         if (priv->row_reference) {
1144                 gtk_tree_row_reference_free (priv->row_reference);
1145         }
1146
1147         /* Setup row_reference for the actual msg. */
1148         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, tree_path);
1149         if (priv->row_reference == NULL) {
1150                 g_warning("No reference for msg header item.");
1151                 return;
1152         }
1153
1154         /* Now set up next_row_reference. */
1155         if (priv->next_row_reference) {
1156                 gtk_tree_row_reference_free (priv->next_row_reference);
1157         }
1158
1159         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1160         select_next_valid_row (priv->header_model,
1161                                &(priv->next_row_reference), FALSE, priv->is_outbox);
1162
1163         /* Connect the remaining callbacks to become able to detect
1164          * changes in header-view. */
1165         priv->row_changed_handler =
1166                 g_signal_connect (priv->header_model, "row-changed",
1167                                   G_CALLBACK (modest_msg_view_window_on_row_changed),
1168                                   window);
1169         priv->row_deleted_handler =
1170                 g_signal_connect (priv->header_model, "row-deleted",
1171                                   G_CALLBACK (modest_msg_view_window_on_row_deleted),
1172                                   window);
1173         priv->rows_reordered_handler =
1174                 g_signal_connect (priv->header_model, "rows-reordered",
1175                                   G_CALLBACK (modest_msg_view_window_on_row_reordered),
1176                                   window);
1177
1178         check_dimming_rules_after_change (window);
1179 }
1180
1181 static void
1182 modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
1183                                          GtkTreePath *arg1,
1184                                          GtkTreeIter *arg2,
1185                                          gpointer arg3,
1186                                          ModestMsgViewWindow *window)
1187 {
1188         ModestMsgViewWindowPrivate *priv = NULL;
1189         gboolean already_changed = FALSE;
1190
1191         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1192
1193         /* If the current row was reordered select the proper next
1194            valid row. The same if the next row reference changes */
1195         if (priv->row_reference &&
1196             gtk_tree_row_reference_valid (priv->row_reference)) {
1197                 GtkTreePath *path;
1198                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1199                 if (gtk_tree_path_compare (path, arg1) == 0) {
1200                         if (priv->next_row_reference) {
1201                                 gtk_tree_row_reference_free (priv->next_row_reference);
1202                         }
1203                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1204                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1205                         already_changed = TRUE;
1206                 }
1207                 gtk_tree_path_free (path);
1208         }
1209         if (!already_changed &&
1210             priv->next_row_reference &&
1211             gtk_tree_row_reference_valid (priv->next_row_reference)) {
1212                 GtkTreePath *path;
1213                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1214                 if (gtk_tree_path_compare (path, arg1) == 0) {
1215                         if (priv->next_row_reference) {
1216                                 gtk_tree_row_reference_free (priv->next_row_reference);
1217                         }
1218                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1219                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1220                 }
1221                 gtk_tree_path_free (path);
1222         }
1223         check_dimming_rules_after_change (window);
1224 }
1225
1226 /* The modest_msg_view_window_update_model_replaced implements update
1227  * function for ModestHeaderViewObserver. Checks whether the TnyFolder
1228  * actually belongs to the header-view is the same as the TnyFolder of
1229  * the message of msg-view or not. If they are different, there is
1230  * nothing to do. If they are the same, then the model has replaced and
1231  * the reference in msg-view shall be replaced from the old model to
1232  * the new model. In this case the view will be detached from it's
1233  * header folder. From this point the next/prev buttons are dimmed.
1234  */
1235 static void
1236 modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *observer,
1237                                               GtkTreeModel *model,
1238                                               const gchar *tny_folder_id)
1239 {
1240         ModestMsgViewWindowPrivate *priv = NULL;
1241         ModestMsgViewWindow *window = NULL;
1242
1243         g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
1244         g_assert(MODEST_IS_MSG_VIEW_WINDOW(observer));
1245
1246         window = MODEST_MSG_VIEW_WINDOW(observer);
1247         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1248
1249         /* If there is an other folder in the header-view then we do
1250          * not care about it's model (msg list). Else if the
1251          * header-view shows the folder the msg shown by us is in, we
1252          * shall replace our model reference and make some check. */
1253         if(model == NULL || tny_folder_id == NULL ||
1254            (priv->header_folder_id && !g_str_equal(tny_folder_id, priv->header_folder_id)))
1255                 return;
1256
1257         /* Model is changed(replaced), so we should forget the old
1258          * one. Because there might be other references and there
1259          * might be some change on the model even if we unreferenced
1260          * it, we need to disconnect our signals here. */
1261         if (priv->header_model) {
1262                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1263                                                   priv->row_changed_handler))
1264                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1265                                                     priv->row_changed_handler);
1266                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1267                                                   priv->row_deleted_handler))
1268                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1269                                                     priv->row_deleted_handler);
1270                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1271                                                   priv->row_inserted_handler))
1272                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1273                                                     priv->row_inserted_handler);
1274                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1275                                                   priv->rows_reordered_handler))
1276                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1277                                                     priv->rows_reordered_handler);
1278
1279                 /* Frees */
1280                 if (priv->row_reference)
1281                         gtk_tree_row_reference_free (priv->row_reference);
1282                 if (priv->next_row_reference)
1283                         gtk_tree_row_reference_free (priv->next_row_reference);
1284                 g_object_unref(priv->header_model);
1285
1286                 /* Initialize */
1287                 priv->row_changed_handler = 0;
1288                 priv->row_deleted_handler = 0;
1289                 priv->row_inserted_handler = 0;
1290                 priv->rows_reordered_handler = 0;
1291                 priv->next_row_reference = NULL;
1292                 priv->row_reference = NULL;
1293                 priv->header_model = NULL;
1294         }
1295
1296         priv->header_model = g_object_ref (model);
1297
1298         /* Also we must connect to the new model for row insertions.
1299          * Only for insertions now. We will need other ones only after
1300          * the msg is show by msg-view is added to the new model. */
1301         priv->row_inserted_handler =
1302                 g_signal_connect (priv->header_model, "row-inserted",
1303                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
1304                                   window);
1305
1306         modest_ui_actions_check_menu_dimming_rules(MODEST_WINDOW(window));
1307         modest_ui_actions_check_toolbar_dimming_rules(MODEST_WINDOW(window));
1308 }
1309
1310 gboolean
1311 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
1312 {
1313         ModestMsgViewWindowPrivate *priv= NULL;
1314
1315         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1316         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1317
1318         return priv->progress_hint;
1319 }
1320
1321 TnyHeader*
1322 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
1323 {
1324         ModestMsgViewWindowPrivate *priv= NULL;
1325         TnyMsg *msg = NULL;
1326         TnyHeader *header = NULL;
1327         GtkTreePath *path = NULL;
1328         GtkTreeIter iter;
1329
1330         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
1331         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1332
1333         /* If the message was not obtained from a treemodel,
1334          * for instance if it was opened directly by the search UI:
1335          */
1336         if (priv->header_model == NULL ||
1337             priv->row_reference == NULL ||
1338             !gtk_tree_row_reference_valid (priv->row_reference)) {
1339                 msg = modest_msg_view_window_get_message (self);
1340                 if (msg) {
1341                         header = tny_msg_get_header (msg);
1342                         g_object_unref (msg);
1343                 }
1344                 return header;
1345         }
1346
1347         /* Get iter of the currently selected message in the header view: */
1348         path = gtk_tree_row_reference_get_path (priv->row_reference);
1349         g_return_val_if_fail (path != NULL, NULL);
1350         gtk_tree_model_get_iter (priv->header_model,
1351                                  &iter,
1352                                  path);
1353
1354         /* Get current message header */
1355         gtk_tree_model_get (priv->header_model, &iter,
1356                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1357                             &header, -1);
1358
1359         gtk_tree_path_free (path);
1360         return header;
1361 }
1362
1363 TnyMsg*
1364 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
1365 {
1366         ModestMsgViewWindowPrivate *priv;
1367
1368         g_return_val_if_fail (self, NULL);
1369
1370         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1371
1372         return tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1373 }
1374
1375 const gchar*
1376 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
1377 {
1378         ModestMsgViewWindowPrivate *priv;
1379
1380         g_return_val_if_fail (self, NULL);
1381
1382         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1383
1384         return (const gchar*) priv->msg_uid;
1385 }
1386
1387 static void
1388 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
1389                                             gpointer data)
1390 {
1391         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1392         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1393         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1394         gboolean is_active;
1395         GtkAction *action;
1396
1397         is_active = gtk_toggle_action_get_active (toggle);
1398
1399         if (is_active) {
1400                 gtk_widget_show (priv->find_toolbar);
1401                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1402         } else {
1403                 gtk_widget_hide (priv->find_toolbar);
1404                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1405         }
1406
1407         /* update the toggle buttons status */
1408         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
1409         if (action)
1410                 modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
1411
1412 }
1413
1414 static void
1415 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
1416                                            ModestMsgViewWindow *obj)
1417 {
1418         GtkToggleAction *toggle;
1419         ModestWindowPrivate *parent_priv;
1420         ModestMsgViewWindowPrivate *priv;
1421
1422         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1423         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
1424
1425         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
1426         gtk_toggle_action_set_active (toggle, FALSE);
1427         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1428 }
1429
1430 static void
1431 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
1432                                            ModestMsgViewWindow *obj)
1433 {
1434         gchar *current_search;
1435         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1436
1437         if (modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->msg_view))) {
1438                 hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
1439                 return;
1440         }
1441
1442         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
1443
1444         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
1445                 g_free (current_search);
1446                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
1447                 return;
1448         }
1449
1450         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
1451                 gboolean result;
1452                 g_free (priv->last_search);
1453                 priv->last_search = g_strdup (current_search);
1454                 result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->msg_view),
1455                                                      priv->last_search);
1456                 if (!result) {
1457                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
1458                         g_free (priv->last_search);
1459                         priv->last_search = NULL;
1460                 } else {
1461                         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1462                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1463                 }
1464         } else {
1465                 if (!modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->msg_view))) {
1466                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
1467                         g_free (priv->last_search);
1468                         priv->last_search = NULL;
1469                 } else {
1470                         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1471                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1472                 }
1473         }
1474
1475         g_free (current_search);
1476
1477 }
1478
1479 static void
1480 modest_msg_view_window_set_zoom (ModestWindow *window,
1481                                  gdouble zoom)
1482 {
1483         ModestMsgViewWindowPrivate *priv;
1484         ModestWindowPrivate *parent_priv;
1485
1486         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1487
1488         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1489         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1490         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom);
1491
1492 }
1493
1494 static gdouble
1495 modest_msg_view_window_get_zoom (ModestWindow *window)
1496 {
1497         ModestMsgViewWindowPrivate *priv;
1498
1499         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1500
1501         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1502         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1503 }
1504
1505 static gboolean
1506 modest_msg_view_window_zoom_plus (ModestWindow *window)
1507 {
1508         gdouble zoom_level;
1509         ModestMsgViewWindowPrivate *priv;
1510
1511         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1512         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1513
1514         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1515
1516         if (zoom_level >= 2.0) {
1517                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
1518                 return FALSE;
1519         } else if (zoom_level >= 1.5) {
1520                 zoom_level = 2.0;
1521         } else if (zoom_level >= 1.2) {
1522                 zoom_level = 1.5;
1523         } else if (zoom_level >= 1.0) {
1524                 zoom_level = 1.2;
1525         } else if (zoom_level >= 0.8) {
1526                 zoom_level = 1.0;
1527         } else if (zoom_level >= 0.5) {
1528                 zoom_level = 0.8;
1529         } else {
1530                 zoom_level = 0.5;
1531         }
1532
1533         /* set zoom level */
1534         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1535
1536         return TRUE;
1537
1538 }
1539
1540 static gboolean
1541 modest_msg_view_window_zoom_minus (ModestWindow *window)
1542 {
1543         gdouble zoom_level;
1544         ModestMsgViewWindowPrivate *priv;
1545
1546         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1547         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1548
1549         zoom_level =  modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1550
1551         if (zoom_level <= 0.5) {
1552                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
1553                 return FALSE;
1554         } else if (zoom_level <= 0.8) {
1555                 zoom_level = 0.5;
1556         } else if (zoom_level <= 1.0) {
1557                 zoom_level = 0.8;
1558         } else if (zoom_level <= 1.2) {
1559                 zoom_level = 1.0;
1560         } else if (zoom_level <= 1.5) {
1561                 zoom_level = 1.2;
1562         } else if (zoom_level <= 2.0) {
1563                 zoom_level = 1.5;
1564         } else {
1565                 zoom_level = 2.0;
1566         }
1567
1568         /* set zoom level */
1569         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom_level);
1570
1571         return TRUE;
1572
1573 }
1574
1575 static gboolean
1576 modest_msg_view_window_key_event (GtkWidget *window,
1577                                   GdkEventKey *event,
1578                                   gpointer userdata)
1579 {
1580         GtkWidget *focus;
1581
1582         focus = gtk_window_get_focus (GTK_WINDOW (window));
1583
1584         /* for the find toolbar case */
1585         if (focus && GTK_IS_ENTRY (focus)) {
1586                 if (event->keyval == GDK_BackSpace) {
1587                         GdkEvent *copy;
1588                         copy = gdk_event_copy ((GdkEvent *) event);
1589                         gtk_widget_event (focus, copy);
1590                         gdk_event_free (copy);
1591                         return TRUE;
1592                 } else
1593                         return FALSE;
1594         }
1595         if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
1596             event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
1597             event->keyval == GDK_Page_Up || event->keyval == GDK_KP_Page_Up ||
1598             event->keyval == GDK_Page_Down || event->keyval == GDK_KP_Page_Down ||
1599             event->keyval == GDK_Home || event->keyval == GDK_KP_Home ||
1600             event->keyval == GDK_End || event->keyval == GDK_KP_End) {
1601                 /* ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window); */
1602                 /* gboolean return_value; */
1603
1604                 if (event->type == GDK_KEY_PRESS) {
1605                         GtkScrollType scroll_type;
1606
1607                         switch (event->keyval) {
1608                         case GDK_Up:
1609                         case GDK_KP_Up:
1610                                 scroll_type = GTK_SCROLL_STEP_UP; break;
1611                         case GDK_Down:
1612                         case GDK_KP_Down:
1613                                 scroll_type = GTK_SCROLL_STEP_DOWN; break;
1614                         case GDK_Page_Up:
1615                         case GDK_KP_Page_Up:
1616                                 scroll_type = GTK_SCROLL_PAGE_UP; break;
1617                         case GDK_Page_Down:
1618                         case GDK_KP_Page_Down:
1619                                 scroll_type = GTK_SCROLL_PAGE_DOWN; break;
1620                         case GDK_Home:
1621                         case GDK_KP_Home:
1622                                 scroll_type = GTK_SCROLL_START; break;
1623                         case GDK_End:
1624                         case GDK_KP_End:
1625                                 scroll_type = GTK_SCROLL_END; break;
1626                         default: scroll_type = GTK_SCROLL_NONE;
1627                         }
1628
1629                         /* g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child",  */
1630                         /*                     scroll_type, FALSE, &return_value); */
1631                         return FALSE;
1632                 } else {
1633                         return FALSE;
1634                 }
1635         } else {
1636                 return FALSE;
1637         }
1638 }
1639
1640 gboolean
1641 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
1642 {
1643         GtkTreePath *path;
1644         ModestMsgViewWindowPrivate *priv;
1645         GtkTreeIter tmp_iter;
1646         gboolean is_last_selected;
1647
1648         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1649         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1650
1651         /*if no model (so no rows at all), then virtually we are the last*/
1652         if (!priv->header_model || !priv->row_reference)
1653                 return TRUE;
1654
1655         if (!gtk_tree_row_reference_valid (priv->row_reference))
1656                 return TRUE;
1657
1658         path = gtk_tree_row_reference_get_path (priv->row_reference);
1659         if (path == NULL)
1660                 return TRUE;
1661
1662         is_last_selected = TRUE;
1663         while (is_last_selected) {
1664                 TnyHeader *header;
1665                 gtk_tree_path_next (path);
1666                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1667                         break;
1668                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1669                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1670                                 &header, -1);
1671                 if (header) {
1672                         if (msg_is_visible (header, priv->is_outbox))
1673                                 is_last_selected = FALSE;
1674                         g_object_unref(G_OBJECT(header));
1675                 }
1676         }
1677         gtk_tree_path_free (path);
1678         return is_last_selected;
1679 }
1680
1681 gboolean
1682 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1683 {
1684         ModestMsgViewWindowPrivate *priv;
1685
1686         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1687         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1688
1689         return priv->header_model != NULL;
1690 }
1691
1692 gboolean
1693 modest_msg_view_window_is_search_result (ModestMsgViewWindow *window)
1694 {
1695         ModestMsgViewWindowPrivate *priv;
1696
1697         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1698         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1699
1700         return priv->is_search_result;
1701 }
1702
1703 static gboolean
1704 msg_is_visible (TnyHeader *header, gboolean check_outbox)
1705 {
1706         if ((tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED))
1707                 return FALSE;
1708         if (!check_outbox) {
1709                 return TRUE;
1710         } else {
1711                 ModestTnySendQueueStatus status;
1712                 status = modest_tny_all_send_queues_get_msg_status (header);
1713                 return ((status != MODEST_TNY_SEND_QUEUE_FAILED) &&
1714                         (status != MODEST_TNY_SEND_QUEUE_SENDING));
1715         }
1716 }
1717
1718 gboolean
1719 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1720 {
1721         GtkTreePath *path;
1722         ModestMsgViewWindowPrivate *priv;
1723         gboolean is_first_selected;
1724         GtkTreeIter tmp_iter;
1725
1726         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1727         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1728
1729         /*if no model (so no rows at all), then virtually we are the first*/
1730         if (!priv->header_model || !priv->row_reference)
1731                 return TRUE;
1732
1733         if (!gtk_tree_row_reference_valid (priv->row_reference))
1734                 return TRUE;
1735
1736         path = gtk_tree_row_reference_get_path (priv->row_reference);
1737         if (!path)
1738                 return TRUE;
1739
1740         is_first_selected = TRUE;
1741         while (is_first_selected) {
1742                 TnyHeader *header;
1743                 if(!gtk_tree_path_prev (path))
1744                         break;
1745                 /* Here the 'if' is needless for logic, but let make sure
1746                  * iter is valid for gtk_tree_model_get. */
1747                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1748                         break;
1749                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1750                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1751                                 &header, -1);
1752                 if (header) {
1753                         if (msg_is_visible (header, priv->is_outbox))
1754                                 is_first_selected = FALSE;
1755                         g_object_unref(G_OBJECT(header));
1756                 }
1757         }
1758         gtk_tree_path_free (path);
1759         return is_first_selected;
1760 }
1761
1762 typedef struct {
1763         TnyHeader *header;
1764         GtkTreeRowReference *row_reference;
1765 } MsgReaderInfo;
1766
1767 static void
1768 message_reader_performer (gboolean canceled,
1769                           GError *err,
1770                           GtkWindow *parent_window,
1771                           TnyAccount *account,
1772                           gpointer user_data)
1773 {
1774         ModestMailOperation *mail_op = NULL;
1775         MsgReaderInfo *info;
1776
1777         info = (MsgReaderInfo *) user_data;
1778         if (canceled || err) {
1779                 goto frees;
1780         }
1781
1782         /* Register the header - it'll be unregistered in the callback */
1783         modest_window_mgr_register_header (modest_runtime_get_window_mgr (), info->header, NULL);
1784
1785         /* New mail operation */
1786         mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(parent_window),
1787                                                                  modest_ui_actions_disk_operations_error_handler,
1788                                                                  NULL, NULL);
1789
1790         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1791         modest_mail_operation_get_msg (mail_op, info->header, TRUE, view_msg_cb, info->row_reference);
1792         g_object_unref (mail_op);
1793
1794         /* Update dimming rules */
1795         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (parent_window));
1796         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (parent_window));
1797
1798  frees:
1799         /* Frees. The row_reference will be freed by the view_msg_cb callback */
1800         g_object_unref (info->header);
1801         g_slice_free (MsgReaderInfo, info);
1802 }
1803
1804
1805 /**
1806  * Reads the message whose summary item is @header. It takes care of
1807  * several things, among others:
1808  *
1809  * If the message was not previously downloaded then ask the user
1810  * before downloading. If there is no connection launch the connection
1811  * dialog. Update toolbar dimming rules.
1812  *
1813  * Returns: TRUE if the mail operation was started, otherwise if the
1814  * user do not want to download the message, or if the user do not
1815  * want to connect, then the operation is not issued
1816  **/
1817 static gboolean
1818 message_reader (ModestMsgViewWindow *window,
1819                 ModestMsgViewWindowPrivate *priv,
1820                 TnyHeader *header,
1821                 GtkTreeRowReference *row_reference)
1822 {
1823         ModestWindowMgr *mgr;
1824         TnyAccount *account;
1825         TnyFolder *folder;
1826         MsgReaderInfo *info;
1827
1828         g_return_val_if_fail (row_reference != NULL, FALSE);
1829
1830         mgr = modest_runtime_get_window_mgr ();
1831         /* Msg download completed */
1832         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)) {
1833
1834                 /* We set the header from model while we're loading */
1835                 tny_header_view_set_header (TNY_HEADER_VIEW (priv->msg_view), header);
1836
1837                 /* Ask the user if he wants to download the message if
1838                    we're not online */
1839                 if (!tny_device_is_online (modest_runtime_get_device())) {
1840                         GtkResponseType response;
1841
1842                         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1843                                                                             _("mcen_nc_get_msg"));
1844                         if (response == GTK_RESPONSE_CANCEL)
1845                                 return FALSE;
1846
1847                         folder = tny_header_get_folder (header);
1848                         info = g_slice_new (MsgReaderInfo);
1849                         info->header = g_object_ref (header);
1850                         info->row_reference = gtk_tree_row_reference_copy (row_reference);
1851
1852                         /* Offer the connection dialog if necessary */
1853                         modest_platform_connect_if_remote_and_perform ((GtkWindow *) window,
1854                                                                        TRUE,
1855                                                                        TNY_FOLDER_STORE (folder),
1856                                                                        message_reader_performer,
1857                                                                        info);
1858                         g_object_unref (folder);
1859                         return TRUE;
1860                 }
1861         }
1862
1863         folder = tny_header_get_folder (header);
1864         account = tny_folder_get_account (folder);
1865         info = g_slice_new (MsgReaderInfo);
1866         info->header = g_object_ref (header);
1867         info->row_reference = gtk_tree_row_reference_copy (row_reference);
1868
1869         message_reader_performer (FALSE, NULL, (GtkWindow *) window, account, info);
1870         g_object_unref (account);
1871         g_object_unref (folder);
1872
1873         return TRUE;
1874 }
1875
1876 gboolean
1877 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1878 {
1879         ModestMsgViewWindowPrivate *priv;
1880         GtkTreePath *path= NULL;
1881         GtkTreeIter tmp_iter;
1882         TnyHeader *header;
1883         gboolean retval = TRUE;
1884         GtkTreeRowReference *row_reference = NULL;
1885
1886         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1887         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1888
1889         if (!priv->row_reference)
1890                 return FALSE;
1891
1892         /* Update the next row reference if it's not valid. This could
1893            happen if for example the header which it was pointing to,
1894            was deleted. The best place to do it is in the row-deleted
1895            handler but the tinymail model do not work like the glib
1896            tree models and reports the deletion when the row is still
1897            there */
1898         if (!gtk_tree_row_reference_valid (priv->next_row_reference)) {
1899                 if (gtk_tree_row_reference_valid (priv->row_reference)) {
1900                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1901                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), FALSE, priv->is_outbox);
1902                 }
1903         }
1904         if (priv->next_row_reference)
1905                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1906         if (path == NULL)
1907                 return FALSE;
1908
1909         row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
1910
1911         gtk_tree_model_get_iter (priv->header_model,
1912                                  &tmp_iter,
1913                                  path);
1914         gtk_tree_path_free (path);
1915
1916         gtk_tree_model_get (priv->header_model, &tmp_iter,
1917                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1918                             &header, -1);
1919
1920         /* Read the message & show it */
1921         if (!message_reader (window, priv, header, row_reference)) {
1922                 retval = FALSE;
1923         }
1924         gtk_tree_row_reference_free (row_reference);
1925
1926         /* Free */
1927         g_object_unref (header);
1928
1929         return retval;
1930 }
1931
1932 gboolean
1933 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1934 {
1935         ModestMsgViewWindowPrivate *priv = NULL;
1936         GtkTreePath *path;
1937         gboolean finished = FALSE;
1938         gboolean retval = FALSE;
1939
1940         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1941         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1942
1943         /* Return inmediatly if there is no header model */
1944         if (!priv->header_model || !priv->row_reference)
1945                 return FALSE;
1946
1947         path = gtk_tree_row_reference_get_path (priv->row_reference);
1948         while (!finished && gtk_tree_path_prev (path)) {
1949                 TnyHeader *header;
1950                 GtkTreeIter iter;
1951
1952                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1953                 gtk_tree_model_get (priv->header_model, &iter,
1954                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1955                                     &header, -1);
1956                 finished = TRUE;
1957                 if (header) {
1958                         if (msg_is_visible (header, priv->is_outbox)) {
1959                                 GtkTreeRowReference *row_reference;
1960                                 row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1961                                 /* Read the message & show it */
1962                                 retval = message_reader (window, priv, header, row_reference);
1963                                 gtk_tree_row_reference_free (row_reference);
1964                         } else {
1965                                 finished = FALSE;
1966                         }
1967                         g_object_unref (header);
1968                 }
1969         }
1970
1971         gtk_tree_path_free (path);
1972         return retval;
1973 }
1974
1975 static void
1976 view_msg_cb (ModestMailOperation *mail_op,
1977              TnyHeader *header,
1978              gboolean canceled,
1979              TnyMsg *msg,
1980              GError *error,
1981              gpointer user_data)
1982 {
1983         ModestMsgViewWindow *self = NULL;
1984         ModestMsgViewWindowPrivate *priv = NULL;
1985         GtkTreeRowReference *row_reference = NULL;
1986
1987         /* Unregister the header (it was registered before creating the mail operation) */
1988         modest_window_mgr_unregister_header (modest_runtime_get_window_mgr (), header);
1989
1990         row_reference = (GtkTreeRowReference *) user_data;
1991         if (canceled) {
1992                 gtk_tree_row_reference_free (row_reference);
1993                 return;
1994         }
1995
1996         /* If there was any error */
1997         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1998                 gtk_tree_row_reference_free (row_reference);
1999                 return;
2000         }
2001
2002         /* Get the window */
2003         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
2004         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2005         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2006
2007         /* Update the row reference */
2008         if (priv->row_reference != NULL) {
2009                 gtk_tree_row_reference_free (priv->row_reference);
2010                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
2011                 if (priv->next_row_reference != NULL) {
2012                         gtk_tree_row_reference_free (priv->next_row_reference);
2013                 }
2014                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
2015                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE, priv->is_outbox);
2016         }
2017
2018         /* Mark header as read */
2019         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
2020                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
2021
2022         /* Set new message */
2023         if (priv->msg_view != NULL && TNY_IS_MSG_VIEW (priv->msg_view)) {
2024                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2025                 modest_msg_view_window_update_priority (self);
2026                 update_window_title (MODEST_MSG_VIEW_WINDOW (self));
2027                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
2028         }
2029
2030         /* Set the new message uid of the window  */
2031         if (priv->msg_uid) {
2032                 g_free (priv->msg_uid);
2033                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
2034         }
2035
2036         /* Notify the observers */
2037         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
2038                        0, priv->header_model, priv->row_reference);
2039
2040         /* Frees */
2041         g_object_unref (self);
2042         gtk_tree_row_reference_free (row_reference);
2043 }
2044
2045 TnyFolderType
2046 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
2047 {
2048         ModestMsgViewWindowPrivate *priv;
2049         TnyMsg *msg;
2050         TnyFolderType folder_type;
2051
2052         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2053
2054         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
2055
2056         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2057         if (msg) {
2058                 TnyFolder *folder;
2059
2060                 folder = tny_msg_get_folder (msg);
2061                 if (folder) {
2062                         folder_type = modest_tny_folder_guess_folder_type (folder);
2063                         g_object_unref (folder);
2064                 }
2065                 g_object_unref (msg);
2066         }
2067
2068         return folder_type;
2069 }
2070
2071
2072 static void
2073 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
2074 {
2075         ModestMsgViewWindowPrivate *priv;
2076         TnyHeader *header = NULL;
2077         TnyHeaderFlags flags = 0;
2078
2079         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2080
2081         if (priv->header_model && priv->row_reference) {
2082                 GtkTreeIter iter;
2083                 GtkTreePath *path = NULL;
2084
2085                 path = gtk_tree_row_reference_get_path (priv->row_reference);
2086                 g_return_if_fail (path != NULL);
2087                 gtk_tree_model_get_iter (priv->header_model,
2088                                          &iter,
2089                                          gtk_tree_row_reference_get_path (priv->row_reference));
2090
2091                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2092                                     &header, -1);
2093                 gtk_tree_path_free (path);
2094         } else {
2095                 TnyMsg *msg;
2096                 msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2097                 if (msg) {
2098                         header = tny_msg_get_header (msg);
2099                         g_object_unref (msg);
2100                 }
2101         }
2102
2103         if (header) {
2104                 flags = tny_header_get_flags (header);
2105                 g_object_unref(G_OBJECT(header));
2106         }
2107
2108         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
2109
2110 }
2111
2112 static void
2113 toolbar_resize (ModestMsgViewWindow *self)
2114 {
2115         ModestMsgViewWindowPrivate *priv = NULL;
2116         ModestWindowPrivate *parent_priv = NULL;
2117         GtkWidget *widget;
2118         gint static_button_size;
2119         ModestWindowMgr *mgr;
2120
2121         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2122         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2123         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2124
2125         mgr = modest_runtime_get_window_mgr ();
2126         static_button_size = modest_window_mgr_get_fullscreen_mode (mgr)?118:108;
2127
2128         if (parent_priv->toolbar) {
2129                 /* left size buttons */
2130                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
2131                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2132                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2133                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2134                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo");
2135                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2136                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2137                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2138                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
2139                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2140                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2141                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2142                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/FindInMessage");
2143                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2144                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2145                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2146
2147                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2148                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2149                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2150                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2151         }
2152
2153 }
2154
2155 static void
2156 modest_msg_view_window_show_toolbar (ModestWindow *self,
2157                                      gboolean show_toolbar)
2158 {
2159         ModestMsgViewWindowPrivate *priv = NULL;
2160         ModestWindowPrivate *parent_priv;
2161         GtkWidget *reply_button = NULL, *menu = NULL;
2162
2163         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2164         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2165
2166         /* Set optimized view status */
2167         priv->optimized_view = !show_toolbar;
2168
2169         if (!parent_priv->toolbar) {
2170                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2171                                                                   "/ToolBar");
2172                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2173
2174                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
2175                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
2176                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (self));
2177
2178                 /* Add to window */
2179                 hildon_window_add_toolbar (HILDON_WINDOW (self),
2180                                            GTK_TOOLBAR (parent_priv->toolbar));
2181
2182                 /* Set reply button tap and hold menu */
2183                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2184                                                           "/ToolBar/ToolbarMessageReply");
2185                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2186                                                   "/ToolbarReplyCSM");
2187                 if (menu && reply_button)
2188                         gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
2189         }
2190
2191         if (show_toolbar) {
2192                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
2193                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
2194                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
2195
2196                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
2197                 if (modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (self)))
2198                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), TRUE);
2199                 else
2200                         set_progress_hint (MODEST_MSG_VIEW_WINDOW (self), FALSE);
2201
2202         } else {
2203                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2204                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
2205         }
2206 }
2207
2208 static void
2209 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
2210                                                GdkEvent *event,
2211                                                ModestMsgViewWindow *window)
2212 {
2213         if (!GTK_WIDGET_VISIBLE (window))
2214                 return;
2215
2216         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
2217 }
2218
2219 gboolean
2220 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
2221 {
2222         ModestMsgViewWindowPrivate *priv;
2223
2224         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
2225         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2226
2227         return priv->progress_hint;
2228 }
2229
2230 static gboolean
2231 observers_empty (ModestMsgViewWindow *self)
2232 {
2233         GSList *tmp = NULL;
2234         ModestMsgViewWindowPrivate *priv;
2235         gboolean is_empty = TRUE;
2236         guint pending_ops = 0;
2237
2238         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2239         tmp = priv->progress_widgets;
2240
2241         /* Check all observers */
2242         while (tmp && is_empty)  {
2243                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
2244                 is_empty = pending_ops == 0;
2245
2246                 tmp = g_slist_next(tmp);
2247         }
2248
2249         return is_empty;
2250 }
2251
2252 static void
2253 on_account_removed (TnyAccountStore *account_store,
2254                     TnyAccount *account,
2255                     gpointer user_data)
2256 {
2257         /* Do nothing if it's a transport account, because we only
2258            show the messages of a store account */
2259         if (tny_account_get_account_type(account) == TNY_ACCOUNT_TYPE_STORE) {
2260                 const gchar *parent_acc = NULL;
2261                 const gchar *our_acc = NULL;
2262
2263                 our_acc = modest_window_get_active_account (MODEST_WINDOW (user_data));
2264                 parent_acc = modest_tny_account_get_parent_modest_account_name_for_server_account (account);
2265
2266                 /* Close this window if I'm showing a message of the removed account */
2267                 if (strcmp (parent_acc, our_acc) == 0)
2268                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (user_data));
2269         }
2270 }
2271
2272 static void
2273 on_mail_operation_started (ModestMailOperation *mail_op,
2274                            gpointer user_data)
2275 {
2276         ModestMsgViewWindow *self;
2277         ModestMailOperationTypeOperation op_type;
2278         GSList *tmp;
2279         ModestMsgViewWindowPrivate *priv;
2280         GObject *source = NULL;
2281
2282         self = MODEST_MSG_VIEW_WINDOW (user_data);
2283         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2284         op_type = modest_mail_operation_get_type_operation (mail_op);
2285         tmp = priv->progress_widgets;
2286         source = modest_mail_operation_get_source(mail_op);
2287         if (G_OBJECT (self) == source) {
2288                 if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ) {
2289                         set_toolbar_transfer_mode(self);
2290                         while (tmp) {
2291                                 modest_progress_object_add_operation (
2292                                                 MODEST_PROGRESS_OBJECT (tmp->data),
2293                                                 mail_op);
2294                                 tmp = g_slist_next (tmp);
2295                         }
2296                 }
2297         }
2298         g_object_unref (source);
2299 }
2300
2301 static void
2302 on_mail_operation_finished (ModestMailOperation *mail_op,
2303                             gpointer user_data)
2304 {
2305         ModestMsgViewWindow *self;
2306         ModestMailOperationTypeOperation op_type;
2307         GSList *tmp;
2308         ModestMsgViewWindowPrivate *priv;
2309
2310         self = MODEST_MSG_VIEW_WINDOW (user_data);
2311         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2312         op_type = modest_mail_operation_get_type_operation (mail_op);
2313         tmp = priv->progress_widgets;
2314
2315         if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE ) {
2316                 while (tmp) {
2317                         modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
2318                                                                  mail_op);
2319                         tmp = g_slist_next (tmp);
2320                 }
2321
2322                 /* If no more operations are being observed, NORMAL mode is enabled again */
2323                 if (observers_empty (self)) {
2324                         set_progress_hint (self, FALSE);
2325                 }
2326
2327                 /* Update dimming rules. We have to do this right here
2328                    and not in view_msg_cb because at that point the
2329                    transfer mode is still enabled so the dimming rule
2330                    won't let the user delete the message that has been
2331                    readed for example */
2332                 modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
2333                 modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
2334         }
2335 }
2336
2337 static void
2338 on_queue_changed (ModestMailOperationQueue *queue,
2339                   ModestMailOperation *mail_op,
2340                   ModestMailOperationQueueNotification type,
2341                   ModestMsgViewWindow *self)
2342 {
2343         ModestMsgViewWindowPrivate *priv;
2344
2345         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2346
2347         /* If this operations was created by another window, do nothing */
2348         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
2349             return;
2350
2351         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
2352                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2353                                                                G_OBJECT (mail_op),
2354                                                                "operation-started",
2355                                                                G_CALLBACK (on_mail_operation_started),
2356                                                                self);
2357                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2358                                                                G_OBJECT (mail_op),
2359                                                                "operation-finished",
2360                                                                G_CALLBACK (on_mail_operation_finished),
2361                                                                self);
2362         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
2363                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2364                                                                   G_OBJECT (mail_op),
2365                                                                   "operation-started");
2366                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2367                                                                   G_OBJECT (mail_op),
2368                                                                   "operation-finished");
2369         }
2370 }
2371
2372 TnyList *
2373 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
2374 {
2375         ModestMsgViewWindowPrivate *priv;
2376         TnyList *selected_attachments = NULL;
2377
2378         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
2379         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
2380
2381         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2382
2383         return selected_attachments;
2384 }
2385
2386 typedef struct {
2387         gchar *filepath;
2388         GtkWidget *banner;
2389         guint banner_idle_id;
2390 } DecodeAsyncHelper;
2391
2392 static gboolean
2393 decode_async_banner_idle (gpointer user_data)
2394 {
2395         DecodeAsyncHelper *helper = (DecodeAsyncHelper *) user_data;
2396
2397         helper->banner_idle_id = 0;
2398         helper->banner = hildon_banner_show_animation (NULL, NULL, _("mail_me_opening"));
2399
2400         return FALSE;
2401 }
2402
2403 static void
2404 on_decode_to_stream_async_handler (TnyMimePart *mime_part,
2405                                    gboolean cancelled,
2406                                    TnyStream *stream,
2407                                    GError *err,
2408                                    gpointer user_data)
2409 {
2410         DecodeAsyncHelper *helper = (DecodeAsyncHelper *) user_data;
2411
2412         if (helper->banner_idle_id > 0) {
2413                 g_source_remove (helper->banner_idle_id);
2414                 helper->banner_idle_id = 0;
2415         }
2416         if (helper->banner) {
2417                 gtk_widget_destroy (helper->banner);
2418                 helper->banner = NULL;
2419         }
2420         if (cancelled || err) {
2421                 modest_platform_information_banner (NULL, NULL,
2422                                                     _("mail_ib_file_operation_failed"));
2423                 goto free;
2424         }
2425
2426         /* make the file read-only */
2427         g_chmod(helper->filepath, 0444);
2428
2429         /* Activate the file */
2430         modest_platform_activate_file (helper->filepath, tny_mime_part_get_content_type (mime_part));
2431
2432  free:
2433         /* Frees */
2434         g_free (helper->filepath);
2435         g_slice_free (DecodeAsyncHelper, helper);
2436 }
2437
2438 void
2439 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window,
2440                                         TnyMimePart *mime_part)
2441 {
2442         ModestMsgViewWindowPrivate *priv;
2443         const gchar *msg_uid;
2444         gchar *attachment_uid = NULL;
2445         gint attachment_index = 0;
2446         TnyList *attachments;
2447
2448         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2449         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
2450         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2451
2452         msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
2453         attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2454         attachment_index = modest_list_index (attachments, (GObject *) mime_part);
2455         g_object_unref (attachments);
2456
2457         if (msg_uid && attachment_index >= 0) {
2458                 attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
2459         }
2460
2461         if (mime_part == NULL) {
2462                 gboolean error = FALSE;
2463                 TnyList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2464                 if (selected_attachments == NULL || tny_list_get_length (selected_attachments) == 0) {
2465                         error = TRUE;
2466                 } else if (tny_list_get_length (selected_attachments) > 1) {
2467                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
2468                         error = TRUE;
2469                 } else {
2470                         TnyIterator *iter;
2471                         iter = tny_list_create_iterator (selected_attachments);
2472                         mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2473                         g_object_unref (iter);
2474                 }
2475                 g_object_unref (selected_attachments);
2476
2477                 if (error)
2478                         return;
2479         } else {
2480                 g_object_ref (mime_part);
2481         }
2482
2483         if (tny_mime_part_is_purged (mime_part)) {
2484                 g_object_unref (mime_part);
2485                 return;
2486         }
2487
2488         if (!modest_tny_mime_part_is_msg (mime_part)) {
2489                 gchar *filepath = NULL;
2490                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
2491                 gboolean show_error_banner = FALSE;
2492                 TnyFsStream *temp_stream = NULL;
2493                 temp_stream = modest_utils_create_temp_stream (att_filename, attachment_uid,
2494                                                                &filepath);
2495
2496                 if (temp_stream != NULL) {
2497                         DecodeAsyncHelper *helper = g_slice_new (DecodeAsyncHelper);
2498                         helper->filepath = g_strdup (filepath);
2499                         helper->banner = NULL;
2500                         helper->banner_idle_id = g_timeout_add (1000, decode_async_banner_idle, helper);
2501                         tny_mime_part_decode_to_stream_async (mime_part, TNY_STREAM (temp_stream),
2502                                                               on_decode_to_stream_async_handler,
2503                                                               NULL,
2504                                                               helper);
2505                         g_object_unref (temp_stream);
2506                         /* NOTE: files in the temporary area will be automatically
2507                          * cleaned after some time if they are no longer in use */
2508                 } else {
2509                         if (filepath) {
2510                                 const gchar *content_type;
2511                                 /* the file may already exist but it isn't writable,
2512                                  * let's try to open it anyway */
2513                                 content_type = tny_mime_part_get_content_type (mime_part);
2514                                 modest_platform_activate_file (filepath, content_type);
2515                         } else {
2516                                 g_warning ("%s: modest_utils_create_temp_stream failed", __FUNCTION__);
2517                                 show_error_banner = TRUE;
2518                         }
2519                 }
2520                 if (filepath)
2521                         g_free (filepath);
2522                 if (show_error_banner)
2523                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2524         } else {
2525                 /* message attachment */
2526                 TnyHeader *header = NULL;
2527                 ModestWindowMgr *mgr;
2528                 ModestWindow *msg_win = NULL;
2529                 gboolean found;
2530
2531                 header = tny_msg_get_header (TNY_MSG (mime_part));
2532                 mgr = modest_runtime_get_window_mgr ();
2533                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
2534
2535                 if (found) {
2536                         /* if it's found, but there is no msg_win, it's probably in the process of being created;
2537                          * thus, we don't do anything */
2538                         g_warning ("window for is already being created");
2539                 } else {
2540                         /* it's not found, so create a new window for it */
2541                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2542                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2543                         if (!account)
2544                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2545                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account, attachment_uid);
2546                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2547                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2548                         modest_window_mgr_register_window (mgr, msg_win, MODEST_WINDOW (window));
2549                         gtk_widget_show_all (GTK_WIDGET (msg_win));
2550                 }
2551         }
2552         g_object_unref (mime_part);
2553 }
2554
2555 typedef struct
2556 {
2557         gchar *filename;
2558         TnyMimePart *part;
2559 } SaveMimePartPair;
2560
2561 typedef struct
2562 {
2563         GList *pairs;
2564         GtkWidget *banner;
2565         GnomeVFSResult result;
2566 } SaveMimePartInfo;
2567
2568 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
2569 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
2570 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
2571 static void save_mime_parts_to_file_with_checks (SaveMimePartInfo *info);
2572
2573 static void
2574 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
2575 {
2576
2577         GList *node;
2578         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
2579                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
2580                 g_free (pair->filename);
2581                 g_object_unref (pair->part);
2582                 g_slice_free (SaveMimePartPair, pair);
2583         }
2584         g_list_free (info->pairs);
2585         info->pairs = NULL;
2586         if (with_struct) {
2587                 gtk_widget_destroy (info->banner);
2588                 g_slice_free (SaveMimePartInfo, info);
2589         }
2590 }
2591
2592 static gboolean
2593 idle_save_mime_part_show_result (SaveMimePartInfo *info)
2594 {
2595         if (info->pairs != NULL) {
2596                 save_mime_part_to_file (info);
2597         } else {
2598                 /* This is a GDK lock because we are an idle callback and
2599                  * hildon_banner_show_information is or does Gtk+ code */
2600
2601                 gdk_threads_enter (); /* CHECKED */
2602                 save_mime_part_info_free (info, TRUE);
2603                 if (info->result == GNOME_VFS_OK) {
2604                         hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
2605                 } else if (info->result == GNOME_VFS_ERROR_NO_SPACE) {
2606                         hildon_banner_show_information (NULL, NULL, dgettext("ke-recv",
2607                                                                              "cerm_device_memory_full"));
2608                 } else {
2609                         hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
2610                 }
2611                 gdk_threads_leave (); /* CHECKED */
2612         }
2613
2614         return FALSE;
2615 }
2616
2617 static gpointer
2618 save_mime_part_to_file (SaveMimePartInfo *info)
2619 {
2620         GnomeVFSHandle *handle;
2621         TnyStream *stream;
2622         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
2623
2624         info->result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0644);
2625         if (info->result == GNOME_VFS_OK) {
2626                 GError *error = NULL;
2627                 stream = tny_vfs_stream_new (handle);
2628                 if (tny_mime_part_decode_to_stream (pair->part, stream, &error) < 0) {
2629                         g_warning ("modest: could not save attachment %s: %d (%s)\n", pair->filename, error?error->code:-1, error?error->message:"Unknown error");
2630
2631                         info->result = GNOME_VFS_ERROR_IO;
2632                 }
2633                 g_object_unref (G_OBJECT (stream));
2634                 g_object_unref (pair->part);
2635                 g_slice_free (SaveMimePartPair, pair);
2636                 info->pairs = g_list_delete_link (info->pairs, info->pairs);
2637         } else {
2638                 g_warning ("modest: could not create save attachment %s: %s\n", pair->filename, gnome_vfs_result_to_string (info->result));
2639                 save_mime_part_info_free (info, FALSE);
2640         }
2641
2642         g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
2643         return NULL;
2644 }
2645
2646 static void
2647 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
2648 {
2649         gboolean is_ok = TRUE;
2650         gint replaced_files = 0;
2651         const GList *files = info->pairs;
2652         const GList *iter;
2653
2654         for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
2655                 SaveMimePartPair *pair = iter->data;
2656                 if (modest_utils_file_exists (pair->filename)) {
2657                         replaced_files++;
2658                 }
2659         }
2660         if (replaced_files) {
2661                 GtkWidget *confirm_overwrite_dialog;
2662                 const gchar *message = (replaced_files == 1) ?
2663                         _FM("docm_nc_replace_file") : _FM("docm_nc_replace_multiple");
2664                 confirm_overwrite_dialog = hildon_note_new_confirmation (NULL, message);
2665                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
2666                         is_ok = FALSE;
2667                 }
2668                 gtk_widget_destroy (confirm_overwrite_dialog);
2669         }
2670
2671         if (!is_ok) {
2672                 save_mime_part_info_free (info, TRUE);
2673         } else {
2674                 GtkWidget *banner = hildon_banner_show_animation (NULL, NULL,
2675                                                                   _CS("sfil_ib_saving"));
2676                 info->banner = banner;
2677                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
2678         }
2679
2680 }
2681
2682 static void
2683 save_attachments_response (GtkDialog *dialog,
2684                            gint       arg1,
2685                            gpointer   user_data)
2686 {
2687         TnyList *mime_parts;
2688         gchar *chooser_uri;
2689         GList *files_to_save = NULL;
2690
2691         mime_parts = TNY_LIST (user_data);
2692
2693         if (arg1 != GTK_RESPONSE_OK)
2694                 goto end;
2695
2696         chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (dialog));
2697
2698         if (!modest_utils_folder_writable (chooser_uri)) {
2699                 hildon_banner_show_information
2700                         (NULL, NULL, dgettext("hildon-fm", "sfil_ib_readonly_location"));
2701         } else {
2702                 TnyIterator *iter;
2703
2704                 iter = tny_list_create_iterator (mime_parts);
2705                 while (!tny_iterator_is_done (iter)) {
2706                         TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2707
2708                         if ((modest_tny_mime_part_is_attachment_for_modest (mime_part)) &&
2709                             !tny_mime_part_is_purged (mime_part) &&
2710                             (tny_mime_part_get_filename (mime_part) != NULL)) {
2711                                 SaveMimePartPair *pair;
2712
2713                                 pair = g_slice_new0 (SaveMimePartPair);
2714
2715                                 if (tny_list_get_length (mime_parts) > 1) {
2716                                         gchar *escaped =
2717                                                 gnome_vfs_escape_slashes (tny_mime_part_get_filename (mime_part));
2718                                         pair->filename = g_build_filename (chooser_uri, escaped, NULL);
2719                                         g_free (escaped);
2720                                 } else {
2721                                         pair->filename = g_strdup (chooser_uri);
2722                                 }
2723                                 pair->part = mime_part;
2724                                 files_to_save = g_list_prepend (files_to_save, pair);
2725                         }
2726                         tny_iterator_next (iter);
2727                 }
2728                 g_object_unref (iter);
2729         }
2730         g_free (chooser_uri);
2731
2732         if (files_to_save != NULL) {
2733                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
2734                 info->pairs = files_to_save;
2735                 info->result = TRUE;
2736                 save_mime_parts_to_file_with_checks (info);
2737         }
2738
2739  end:
2740         /* Free and close the dialog */
2741         g_object_unref (mime_parts);
2742         gtk_widget_destroy (GTK_WIDGET (dialog));
2743 }
2744
2745 void
2746 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, TnyList *mime_parts)
2747 {
2748         ModestMsgViewWindowPrivate *priv;
2749         GtkWidget *save_dialog = NULL;
2750         gchar *folder = NULL;
2751         gchar *filename = NULL;
2752         gchar *save_multiple_str = NULL;
2753
2754         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2755         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2756
2757         if (mime_parts == NULL) {
2758                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2759                 if (mime_parts == NULL || tny_list_get_length (mime_parts) == 0)
2760                         return;
2761         } else {
2762                 g_object_ref (mime_parts);
2763         }
2764
2765         /* prepare dialog */
2766         if (tny_list_get_length (mime_parts) == 1) {
2767                 TnyIterator *iter;
2768                 /* only one attachment selected */
2769                 iter = tny_list_create_iterator (mime_parts);
2770                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2771                 g_object_unref (iter);
2772                 if (!modest_tny_mime_part_is_msg (mime_part) &&
2773                     modest_tny_mime_part_is_attachment_for_modest (mime_part) &&
2774                     !tny_mime_part_is_purged (mime_part)) {
2775                         filename = g_strdup (tny_mime_part_get_filename (mime_part));
2776                 } else {
2777                         /* TODO: show any error? */
2778                         g_warning ("Tried to save a non-file attachment");
2779                         g_object_unref (mime_parts);
2780                         return;
2781                 }
2782                 g_object_unref (mime_part);
2783         } else {
2784                 save_multiple_str = g_strdup_printf (_FM("sfil_va_number_of_objects_attachments"),
2785                                                      tny_list_get_length (mime_parts));
2786         }
2787
2788         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
2789                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
2790
2791         /* set folder */
2792         folder = g_build_filename (g_getenv (MYDOCS_ENV), DOCS_FOLDER, NULL);
2793         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
2794         g_free (folder);
2795
2796         /* set filename */
2797         if (filename) {
2798                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
2799                                                    filename);
2800                 g_free (filename);
2801         }
2802
2803         /* if multiple, set multiple string */
2804         if (save_multiple_str) {
2805                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
2806                 gtk_window_set_title (GTK_WINDOW (save_dialog), _FM("sfil_ti_save_objects_files"));
2807         }
2808
2809         /* We must run this asynchronously, because the hildon dialog
2810            performs a gtk_dialog_run by itself which leads to gdk
2811            deadlocks */
2812         g_signal_connect (save_dialog, "response",
2813                           G_CALLBACK (save_attachments_response), mime_parts);
2814
2815         gtk_widget_show_all (save_dialog);
2816 }
2817
2818 static gboolean
2819 show_remove_attachment_information (gpointer userdata)
2820 {
2821         ModestMsgViewWindow *window = (ModestMsgViewWindow *) userdata;
2822         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2823
2824         /* We're outside the main lock */
2825         gdk_threads_enter ();
2826
2827         if (priv->remove_attachment_banner != NULL) {
2828                 gtk_widget_destroy (priv->remove_attachment_banner);
2829                 g_object_unref (priv->remove_attachment_banner);
2830         }
2831
2832         priv->remove_attachment_banner = g_object_ref (
2833                 hildon_banner_show_animation (NULL, NULL, _("mcen_me_inbox_remove_attachments")));
2834
2835         gdk_threads_leave ();
2836
2837         return FALSE;
2838 }
2839
2840 void
2841 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
2842 {
2843         ModestMsgViewWindowPrivate *priv;
2844         TnyList *mime_parts = NULL;
2845         gchar *confirmation_message;
2846         gint response;
2847         gint n_attachments;
2848         TnyMsg *msg;
2849         TnyIterator *iter;
2850
2851         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2852         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2853
2854         if (get_all)
2855                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2856         else
2857                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2858
2859         /* Remove already purged messages from mime parts list */
2860         iter = tny_list_create_iterator (mime_parts);
2861         while (!tny_iterator_is_done (iter)) {
2862                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
2863                 tny_iterator_next (iter);
2864                 if (tny_mime_part_is_purged (part)) {
2865                         tny_list_remove (mime_parts, (GObject *) part);
2866                 }
2867                 g_object_unref (part);
2868         }
2869         g_object_unref (iter);
2870
2871         if (tny_list_get_length (mime_parts) == 0) {
2872                 g_object_unref (mime_parts);
2873                 return;
2874         }
2875
2876         n_attachments = tny_list_get_length (mime_parts);
2877         if (n_attachments == 1) {
2878                 gchar *filename;
2879                 TnyMimePart *part;
2880
2881                 iter = tny_list_create_iterator (mime_parts);
2882                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2883                 g_object_unref (iter);
2884                 if (modest_tny_mime_part_is_msg (part)) {
2885                         TnyHeader *header;
2886                         header = tny_msg_get_header (TNY_MSG (part));
2887                         filename = tny_header_dup_subject (header);
2888                         g_object_unref (header);
2889                         if (filename == NULL)
2890                                 filename = g_strdup (_("mail_va_no_subject"));
2891                 } else {
2892                         filename = g_strdup (tny_mime_part_get_filename (TNY_MIME_PART (part)));
2893                 }
2894                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
2895                 g_free (filename);
2896                 g_object_unref (part);
2897         } else {
2898                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
2899                                                                  "mcen_nc_purge_files_text",
2900                                                                  n_attachments), n_attachments);
2901         }
2902         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
2903                                                             confirmation_message);
2904         g_free (confirmation_message);
2905
2906         if (response != GTK_RESPONSE_OK) {
2907                 g_object_unref (mime_parts);
2908                 return;
2909         }
2910
2911         priv->purge_timeout = g_timeout_add (2000, show_remove_attachment_information, window);
2912
2913         iter = tny_list_create_iterator (mime_parts);
2914         while (!tny_iterator_is_done (iter)) {
2915                 TnyMimePart *part;
2916
2917                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2918                 tny_mime_part_set_purged (TNY_MIME_PART (part));
2919                 g_object_unref (part);
2920                 tny_iterator_next (iter);
2921         }
2922         g_object_unref (iter);
2923
2924         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2925         tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
2926         tny_msg_rewrite_cache (msg);
2927         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2928         g_object_unref (msg);
2929
2930         g_object_unref (mime_parts);
2931
2932         if (priv->purge_timeout > 0) {
2933                 g_source_remove (priv->purge_timeout);
2934                 priv->purge_timeout = 0;
2935         }
2936
2937         if (priv->remove_attachment_banner) {
2938                 gtk_widget_destroy (priv->remove_attachment_banner);
2939                 g_object_unref (priv->remove_attachment_banner);
2940                 priv->remove_attachment_banner = NULL;
2941         }
2942
2943
2944 }
2945
2946
2947 static void
2948 update_window_title (ModestMsgViewWindow *window)
2949 {
2950         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2951         TnyMsg *msg = NULL;
2952         TnyHeader *header = NULL;
2953         gchar *subject = NULL;
2954
2955         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2956
2957         if (msg != NULL) {
2958                 header = tny_msg_get_header (msg);
2959                 subject = tny_header_dup_subject (header);
2960                 g_object_unref (header);
2961                 g_object_unref (msg);
2962         }
2963
2964         if ((subject == NULL)||(subject[0] == '\0')) {
2965                 g_free (subject);
2966                 subject = g_strdup (_("mail_va_no_subject"));
2967         }
2968
2969         gtk_window_set_title (GTK_WINDOW (window), subject);
2970 }
2971
2972
2973 static void on_move_focus (GtkWidget *widget,
2974                            GtkDirectionType direction,
2975                            gpointer userdata)
2976 {
2977         g_signal_stop_emission_by_name (G_OBJECT (widget), "move-focus");
2978 }
2979
2980 static TnyStream *
2981 fetch_image_open_stream (TnyStreamCache *self, gint64 *expected_size, gchar *uri)
2982 {
2983         GnomeVFSResult result;
2984         GnomeVFSHandle *handle = NULL;
2985         GnomeVFSFileInfo *info = NULL;
2986         TnyStream *stream;
2987
2988         result = gnome_vfs_open (&handle, uri, GNOME_VFS_OPEN_READ);
2989         if (result != GNOME_VFS_OK) {
2990                 *expected_size = 0;
2991                 return NULL;
2992         }
2993
2994         info = gnome_vfs_file_info_new ();
2995         result = gnome_vfs_get_file_info_from_handle (handle, info, GNOME_VFS_FILE_INFO_DEFAULT);
2996         if (result != GNOME_VFS_OK || ! (info->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_SIZE)) {
2997                 /* We put a "safe" default size for going to cache */
2998                 *expected_size = (300*1024);
2999         } else {
3000                 *expected_size = info->size;
3001         }
3002         gnome_vfs_file_info_unref (info);
3003
3004         stream = tny_vfs_stream_new (handle);
3005
3006         return stream;
3007
3008 }
3009
3010 typedef struct {
3011         gchar *uri;
3012         gchar *cache_id;
3013         TnyStream *output_stream;
3014         GtkWidget *msg_view;
3015 } FetchImageData;
3016
3017 gboolean
3018 on_fetch_image_idle_refresh_view (gpointer userdata)
3019 {
3020
3021         FetchImageData *fidata = (FetchImageData *) userdata;
3022         g_message ("REFRESH VIEW");
3023         if (GTK_WIDGET_DRAWABLE (fidata->msg_view)) {
3024                 g_message ("QUEUING DRAW");
3025                 gtk_widget_queue_draw (fidata->msg_view);
3026         }
3027         g_object_unref (fidata->msg_view);
3028         g_slice_free (FetchImageData, fidata);
3029         return FALSE;
3030 }
3031
3032 static gpointer
3033 on_fetch_image_thread (gpointer userdata)
3034 {
3035         FetchImageData *fidata = (FetchImageData *) userdata;
3036         TnyStreamCache *cache;
3037         TnyStream *cache_stream;
3038
3039         cache = modest_runtime_get_images_cache ();
3040         cache_stream = tny_stream_cache_get_stream (cache, fidata->cache_id, (TnyStreamCacheOpenStreamFetcher) fetch_image_open_stream, (gpointer) fidata->uri);
3041         g_free (fidata->cache_id);
3042         g_free (fidata->uri);
3043
3044         if (cache_stream != NULL) {
3045                 tny_stream_write_to_stream (cache_stream, fidata->output_stream);
3046                 tny_stream_close (cache_stream);
3047                 g_object_unref (cache_stream);
3048         }
3049
3050         tny_stream_close (fidata->output_stream);
3051         g_object_unref (fidata->output_stream);
3052
3053
3054         gdk_threads_enter ();
3055         g_idle_add (on_fetch_image_idle_refresh_view, fidata);
3056         gdk_threads_leave ();
3057
3058         return NULL;
3059 }
3060
3061 static gboolean
3062 on_fetch_image (ModestMsgView *msgview,
3063                 const gchar *uri,
3064                 TnyStream *stream,
3065                 ModestMsgViewWindow *window)
3066 {
3067         const gchar *current_account;
3068         ModestMsgViewWindowPrivate *priv;
3069         FetchImageData *fidata;
3070
3071         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
3072
3073         current_account = modest_window_get_active_account (MODEST_WINDOW (window));
3074
3075         fidata = g_slice_new0 (FetchImageData);
3076         fidata->msg_view = g_object_ref (msgview);
3077         fidata->uri = g_strdup (uri);
3078         fidata->cache_id = modest_images_cache_get_id (current_account, uri);
3079         fidata->output_stream = g_object_ref (stream);
3080
3081         if (g_thread_create (on_fetch_image_thread, fidata, FALSE, NULL) == NULL) {
3082                 g_object_unref (fidata->output_stream);
3083                 g_free (fidata->cache_id);
3084                 g_free (fidata->uri);
3085                 g_object_unref (fidata->msg_view);
3086                 g_slice_free (FetchImageData, fidata);
3087                 tny_stream_close (stream);
3088                 return FALSE;
3089         }
3090
3091         return TRUE;;
3092 }
3093
3094 static void
3095 setup_menu (ModestMsgViewWindow *self)
3096 {
3097         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW(self));
3098
3099         /* Settings menu buttons */
3100         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_replytoall"), NULL,
3101                                            APP_MENU_CALLBACK (modest_ui_actions_on_reply_all),
3102                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_reply_msg));
3103         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_forward"), "<Control>d",
3104                                            APP_MENU_CALLBACK (modest_ui_actions_on_forward),
3105                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_reply_msg));
3106
3107         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_read"), NULL,
3108                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_read),
3109                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_read_msg_in_view));
3110         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_mark_as_unread"), NULL,
3111                                            APP_MENU_CALLBACK (modest_ui_actions_on_mark_as_unread),
3112                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_mark_as_unread_msg_in_view));
3113
3114         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_save_attachments"), NULL,
3115                                            APP_MENU_CALLBACK (modest_ui_actions_save_attachments),
3116                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_save_attachments));
3117         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_inbox_remove_attachments"), NULL,
3118                                            APP_MENU_CALLBACK (modest_ui_actions_remove_attachments),
3119                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_remove_attachments));
3120
3121         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_new_message"), "<Control>n",
3122                                            APP_MENU_CALLBACK (modest_ui_actions_on_new_msg),
3123                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_new_msg));
3124         modest_hildon2_window_add_to_menu (MODEST_HILDON2_WINDOW (self), _("mcen_me_viewer_addtocontacts"), NULL,
3125                                            APP_MENU_CALLBACK (modest_ui_actions_add_to_contacts),
3126                                            MODEST_DIMMING_CALLBACK (modest_ui_dimming_rules_on_add_to_contacts));
3127 }
3128
3129 void
3130 modest_msg_view_window_add_to_contacts (ModestMsgViewWindow *self)
3131 {
3132         ModestMsgViewWindowPrivate *priv;
3133         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
3134         GSList *recipients = NULL;
3135         TnyMsg *msg = NULL;
3136         gboolean contacts_to_add = FALSE;
3137
3138         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
3139         if (msg == NULL) return;
3140         recipients = modest_tny_msg_get_all_recipients_list (msg);
3141
3142         if (recipients != NULL) {
3143                 GtkWidget *picker_dialog;
3144                 GtkWidget *selector;
3145                 GSList *node;
3146                 gchar *selected = NULL;
3147
3148                 selector = hildon_touch_selector_new_text ();
3149                 g_object_ref (selector);
3150
3151                 for (node = recipients; node != NULL; node = g_slist_next (node)) {
3152                         if (!modest_address_book_has_address ((const gchar *) node->data)) {
3153                                 hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector),
3154                                                                    (const gchar *) node->data);
3155                                 contacts_to_add = TRUE;
3156                         }
3157                 }
3158
3159                 if (contacts_to_add) {
3160                         gint picker_result;
3161
3162                         picker_dialog = hildon_picker_dialog_new (GTK_WINDOW (self));
3163                         gtk_window_set_title (GTK_WINDOW (picker_dialog), _("mcen_me_viewer_addtocontacts"));
3164
3165                         hildon_picker_dialog_set_selector (HILDON_PICKER_DIALOG (picker_dialog),
3166                                                            HILDON_TOUCH_SELECTOR (selector));
3167
3168                         picker_result = gtk_dialog_run (GTK_DIALOG (picker_dialog));
3169
3170                         if (picker_result == GTK_RESPONSE_OK) {
3171                                 selected = hildon_touch_selector_get_current_text (HILDON_TOUCH_SELECTOR (selector));
3172                         }
3173                         gtk_widget_destroy (picker_dialog);
3174
3175                         if (selected)
3176                                 modest_address_book_add_address (selected);
3177                         g_free (selected);
3178
3179                 } else {
3180
3181                         g_object_unref (selector);
3182
3183                 }
3184         }
3185
3186         if (recipients) {g_slist_foreach (recipients, (GFunc) g_free, NULL); g_slist_free (recipients);}
3187         g_object_unref (msg);
3188 }