git.maemo.org Git - modest/blob - src/maemo/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-runtime.h>
  46 #include <modest-window-priv.h>
  47 #include <modest-tny-folder.h>
  48 #include <modest-text-utils.h>
  49 #include <modest-account-mgr-helpers.h>
  50 #include "modest-progress-bar.h"
  51 #include "modest-defs.h"
  52 #include "modest-hildon-includes.h"
  53 #include "modest-ui-dimming-manager.h"
  54 #include <gdk/gdkkeysyms.h>
  55 #include <modest-tny-account.h>
  56 #include <modest-mime-part-view.h>
  57 #include <modest-isearch-view.h>
  58 #include <modest-tny-mime-part.h>
  59 #include <math.h>
  60 #include <errno.h>
  61 #include <glib/gstdio.h>
  62 #include <modest-debug.h>
  63
  64 #define DEFAULT_FOLDER "MyDocs/.documents"
  65
  66 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
  67 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
  68 static void  modest_header_view_observer_init(
  69                 ModestHeaderViewObserverIface *iface_class);
  70 static void  modest_msg_view_window_finalize     (GObject *obj);
  71 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
  72                                                          gpointer data);
  73 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
  74                                                         ModestMsgViewWindow *obj);
  75 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
  76                                                         ModestMsgViewWindow *obj);
  77
  78 static void modest_msg_view_window_disconnect_signals (ModestWindow *self);
  79 static void modest_msg_view_window_set_zoom (ModestWindow *window,
  80                                              gdouble zoom);
  81 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
  82 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
  83 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
  84 static gboolean modest_msg_view_window_key_event (GtkWidget *window,
  85                                                   GdkEventKey *event,
  86                                                   gpointer userdata);
  87 static gboolean modest_msg_view_window_window_state_event (GtkWidget *widget,
  88                                                            GdkEventWindowState *event,
  89                                                            gpointer userdata);
  90 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
  91
  92 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
  93                                                    gboolean show_toolbar);
  94
  95 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
  96                                                            GdkEvent *event,
  97                                                            ModestMsgViewWindow *window);
  98
  99 static void modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
 100                                                    GtkTreePath *arg1,
 101                                                    GtkTreeIter *arg2,
 102                                                    ModestMsgViewWindow *window);
 103
 104 static void modest_msg_view_window_on_row_deleted (GtkTreeModel *header_model,
 105                                                    GtkTreePath *arg1,
 106                                                    ModestMsgViewWindow *window);
 107
 108 static void modest_msg_view_window_on_row_inserted (GtkTreeModel *header_model,
 109                                                     GtkTreePath *tree_path,
 110                                                     GtkTreeIter *tree_iter,
 111                                                     ModestMsgViewWindow *window);
 112
 113 static void modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
 114                                                      GtkTreePath *arg1,
 115                                                      GtkTreeIter *arg2,
 116                                                      gpointer arg3,
 117                                                      ModestMsgViewWindow *window);
 118
 119 static void modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *window,
 120                                                           GtkTreeModel *model,
 121                                                           const gchar *tny_folder_id);
 122
 123 static void cancel_progressbar  (GtkToolButton *toolbutton,
 124                                  ModestMsgViewWindow *self);
 125
 126 static void on_queue_changed    (ModestMailOperationQueue *queue,
 127                                  ModestMailOperation *mail_op,
 128                                  ModestMailOperationQueueNotification type,
 129                                  ModestMsgViewWindow *self);
 130
 131 static void on_account_removed  (TnyAccountStore *account_store,
 132                                  TnyAccount *account,
 133                                  gpointer user_data);
 134
 135 static void on_move_focus (GtkWidget *widget,
 136                            GtkDirectionType direction,
 137                            gpointer userdata);
 138
 139 static void view_msg_cb         (ModestMailOperation *mail_op,
 140                                  TnyHeader *header,
 141                                  gboolean canceled,
 142                                  TnyMsg *msg,
 143                                  GError *error,
 144                                  gpointer user_data);
 145
 146 static void set_toolbar_mode    (ModestMsgViewWindow *self,
 147                                  ModestToolBarModes mode);
 148
 149 static void update_window_title (ModestMsgViewWindow *window);
 150
 151 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self);
 152 static void init_window (ModestMsgViewWindow *obj);
 153
 154 static gboolean msg_is_visible (TnyHeader *header, gboolean check_outbox);
 155
 156 static void check_dimming_rules_after_change (ModestMsgViewWindow *window);
 157
 158 /* list my signals */
 159 enum {
 160         MSG_CHANGED_SIGNAL,
 161         LAST_SIGNAL
 162 };
 163
 164 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 165         { "FindInMessage",    MODEST_TOOLBAR_ICON_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 166         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_find"), "<CTRL>F", NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 167 };
 168
 169 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
 170         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
 171         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
 172         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
 173         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
 174         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
 175         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
 176 };
 177
 178 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
 179 struct _ModestMsgViewWindowPrivate {
 180
 181         GtkWidget   *msg_view;
 182         GtkWidget   *main_scroll;
 183         GtkWidget   *find_toolbar;
 184         gchar       *last_search;
 185
 186         /* Progress observers */
 187         GtkWidget        *progress_bar;
 188         GSList           *progress_widgets;
 189
 190         /* Tollbar items */
 191         GtkWidget   *progress_toolitem;
 192         GtkWidget   *cancel_toolitem;
 193         GtkWidget   *prev_toolitem;
 194         GtkWidget   *next_toolitem;
 195         ModestToolBarModes current_toolbar_mode;
 196
 197         /* Optimized view enabled */
 198         gboolean optimized_view;
 199
 200         /* Whether this was created via the *_new_for_search_result() function. */
 201         gboolean is_search_result;
 202
 203         /* Whether the message is in outbox */
 204         gboolean is_outbox;
 205
 206         /* A reference to the @model of the header view
 207          * to allow selecting previous/next messages,
 208          * if the message is currently selected in the header view.
 209          */
 210         const gchar *header_folder_id;
 211         GtkTreeModel *header_model;
 212         GtkTreeRowReference *row_reference;
 213         GtkTreeRowReference *next_row_reference;
 214
 215         gulong clipboard_change_handler;
 216         gulong queue_change_handler;
 217         gulong account_removed_handler;
 218         gulong row_changed_handler;
 219         gulong row_deleted_handler;
 220         gulong row_inserted_handler;
 221         gulong rows_reordered_handler;
 222
 223         guint purge_timeout;
 224         GtkWidget *remove_attachment_banner;
 225
 226         guint progress_bar_timeout;
 227
 228         gchar *msg_uid;
 229
 230         GSList *sighandlers;
 231 };
 232
 233 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 234                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 235                                                     ModestMsgViewWindowPrivate))
 236 /* globals */
 237 static GtkWindowClass *parent_class = NULL;
 238
 239 /* uncomment the following if you have defined any signals */
 240 static guint signals[LAST_SIGNAL] = {0};
 241
 242 GType
 243 modest_msg_view_window_get_type (void)
 244 {
 245         static GType my_type = 0;
 246         if (!my_type) {
 247                 static const GTypeInfo my_info = {
 248                         sizeof(ModestMsgViewWindowClass),
 249                         NULL,           /* base init */
 250                         NULL,           /* base finalize */
 251                         (GClassInitFunc) modest_msg_view_window_class_init,
 252                         NULL,           /* class finalize */
 253                         NULL,           /* class data */
 254                         sizeof(ModestMsgViewWindow),
 255                         1,              /* n_preallocs */
 256                         (GInstanceInitFunc) modest_msg_view_window_init,
 257                         NULL
 258                 };
 259                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 260                                                   "ModestMsgViewWindow",
 261                                                   &my_info, 0);
 262
 263                 static const GInterfaceInfo modest_header_view_observer_info =
 264                 {
 265                         (GInterfaceInitFunc) modest_header_view_observer_init,
 266                         NULL,         /* interface_finalize */
 267                         NULL          /* interface_data */
 268                 };
 269
 270                 g_type_add_interface_static (my_type,
 271                                 MODEST_TYPE_HEADER_VIEW_OBSERVER,
 272                                 &modest_header_view_observer_info);
 273         }
 274         return my_type;
 275 }
 276
 277 static void
 278 save_state (ModestWindow *self)
 279 {
 280         modest_widget_memory_save (modest_runtime_get_conf (),
 281                                    G_OBJECT(self),
 282                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 283 }
 284
 285
 286 static void
 287 restore_settings (ModestMsgViewWindow *self)
 288 {
 289         ModestConf *conf;
 290         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (self);
 291         GtkAction *action;
 292
 293         conf = modest_runtime_get_conf ();
 294         action = gtk_ui_manager_get_action (parent_priv->ui_manager,
 295                                             "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarNormalScreenMenu");
 296         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
 297                                       modest_conf_get_bool (conf, MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR, NULL));
 298         action = gtk_ui_manager_get_action (parent_priv->ui_manager,
 299                                             "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarFullScreenMenu");
 300         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
 301                                       modest_conf_get_bool (conf, MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR_FULLSCREEN, NULL));
 302         modest_widget_memory_restore (conf,
 303                                       G_OBJECT(self),
 304                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 305 }
 306
 307 static void
 308 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 309 {
 310         GObjectClass *gobject_class;
 311         ModestWindowClass *modest_window_class;
 312         gobject_class = (GObjectClass*) klass;
 313         modest_window_class = (ModestWindowClass *) klass;
 314
 315         parent_class            = g_type_class_peek_parent (klass);
 316         gobject_class->finalize = modest_msg_view_window_finalize;
 317
 318         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 319         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 320         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 321         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 322         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 323         modest_window_class->disconnect_signals_func = modest_msg_view_window_disconnect_signals;
 324
 325         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 326
 327         modest_window_class->save_state_func = save_state;
 328
 329         signals[MSG_CHANGED_SIGNAL] =
 330                 g_signal_new ("msg-changed",
 331                               G_TYPE_FROM_CLASS (gobject_class),
 332                               G_SIGNAL_RUN_FIRST,
 333                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 334                               NULL, NULL,
 335                               modest_marshal_VOID__POINTER_POINTER,
 336                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 337 }
 338
 339 static void modest_header_view_observer_init(
 340                 ModestHeaderViewObserverIface *iface_class)
 341 {
 342         iface_class->update_func = modest_msg_view_window_update_model_replaced;
 343 }
 344
 345 static void
 346 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 347 {
 348         ModestMsgViewWindowPrivate *priv;
 349         ModestWindowPrivate *parent_priv = NULL;
 350         GtkActionGroup *action_group = NULL;
 351         GError *error = NULL;
 352         GdkPixbuf *window_icon;
 353
 354         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 355         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 356         parent_priv->ui_manager = gtk_ui_manager_new();
 357
 358         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 359         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 360
 361         /* Add common actions */
 362         gtk_action_group_add_actions (action_group,
 363                                       modest_action_entries,
 364                                       G_N_ELEMENTS (modest_action_entries),
 365                                       obj);
 366         gtk_action_group_add_toggle_actions (action_group,
 367                                              modest_toggle_action_entries,
 368                                              G_N_ELEMENTS (modest_toggle_action_entries),
 369                                              obj);
 370         gtk_action_group_add_toggle_actions (action_group,
 371                                              msg_view_toggle_action_entries,
 372                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 373                                              obj);
 374         gtk_action_group_add_radio_actions (action_group,
 375                                             msg_view_zoom_action_entries,
 376                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 377                                             100,
 378                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 379                                             obj);
 380
 381         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 382         g_object_unref (action_group);
 383
 384         /* Load the UI definition */
 385         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 386                                          &error);
 387         if (error) {
 388                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 389                 g_error_free (error);
 390                 error = NULL;
 391         }
 392         /* ****** */
 393
 394         /* Add accelerators */
 395         gtk_window_add_accel_group (GTK_WINDOW (obj),
 396                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 397
 398         priv->is_search_result = FALSE;
 399         priv->is_outbox = FALSE;
 400
 401         priv->msg_view      = NULL;
 402         priv->header_model  = NULL;
 403         priv->header_folder_id  = NULL;
 404         priv->clipboard_change_handler = 0;
 405         priv->queue_change_handler = 0;
 406         priv->account_removed_handler = 0;
 407         priv->row_changed_handler = 0;
 408         priv->row_deleted_handler = 0;
 409         priv->row_inserted_handler = 0;
 410         priv->rows_reordered_handler = 0;
 411         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 412
 413         priv->optimized_view  = FALSE;
 414         priv->progress_bar_timeout = 0;
 415         priv->purge_timeout = 0;
 416         priv->remove_attachment_banner = NULL;
 417         priv->msg_uid = NULL;
 418
 419         priv->sighandlers = NULL;
 420
 421         /* Init window */
 422         init_window (MODEST_MSG_VIEW_WINDOW(obj));
 423
 424         /* Set window icon */
 425         window_icon = modest_platform_get_icon (MODEST_APP_MSG_VIEW_ICON, MODEST_ICON_SIZE_BIG);
 426         if (window_icon) {
 427                 gtk_window_set_icon (GTK_WINDOW (obj), window_icon);
 428                 g_object_unref (window_icon);
 429         }
 430
 431         hildon_program_add_window (hildon_program_get_instance(),
 432                                    HILDON_WINDOW(obj));
 433
 434         modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
 435                                             GTK_WINDOW(obj),"applications_email_viewer");
 436 }
 437
 438
 439 static gboolean
 440 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 441 {
 442         ModestMsgViewWindowPrivate *priv = NULL;
 443
 444         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 445
 446         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 447
 448         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
 449
 450         if (priv->progress_bar_timeout > 0) {
 451                 g_source_remove (priv->progress_bar_timeout);
 452                 priv->progress_bar_timeout = 0;
 453         }
 454
 455         return FALSE;
 456 }
 457
 458 static void
 459 set_toolbar_mode (ModestMsgViewWindow *self,
 460                   ModestToolBarModes mode)
 461 {
 462         ModestWindowPrivate *parent_priv;
 463         ModestMsgViewWindowPrivate *priv;
 464 /*      GtkWidget *widget = NULL; */
 465
 466         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 467
 468         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 469         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 470
 471         /* Sets current toolbar mode */
 472         priv->current_toolbar_mode = mode;
 473
 474         /* Update toolbar dimming state */
 475         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 476
 477         switch (mode) {
 478         case TOOLBAR_MODE_NORMAL:
 479                 if (priv->progress_toolitem) {
 480                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 481                         gtk_widget_hide (priv->progress_toolitem);
 482                 }
 483
 484                 if (priv->progress_bar)
 485                         gtk_widget_hide (priv->progress_bar);
 486
 487                 if (priv->cancel_toolitem)
 488                         gtk_widget_hide (priv->cancel_toolitem);
 489
 490                 if (priv->prev_toolitem)
 491                         gtk_widget_show (priv->prev_toolitem);
 492
 493                 if (priv->next_toolitem)
 494                         gtk_widget_show (priv->next_toolitem);
 495
 496                 /* Hide toolbar if optimized view is enabled */
 497                 if (priv->optimized_view) {
 498                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 499                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 500                 }
 501
 502                 break;
 503         case TOOLBAR_MODE_TRANSFER:
 504                 if (priv->prev_toolitem)
 505                         gtk_widget_hide (priv->prev_toolitem);
 506
 507                 if (priv->next_toolitem)
 508                         gtk_widget_hide (priv->next_toolitem);
 509
 510                 if (priv->progress_bar)
 511                         gtk_widget_show (priv->progress_bar);
 512
 513                 if (priv->progress_toolitem) {
 514                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 515                         gtk_widget_show (priv->progress_toolitem);
 516                 }
 517
 518                 if (priv->cancel_toolitem)
 519                         gtk_widget_show (priv->cancel_toolitem);
 520
 521                 /* Show toolbar if it's hiden (optimized view ) */
 522                 if (priv->optimized_view) {
 523                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 524                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 525                 }
 526
 527                 break;
 528         default:
 529                 g_return_if_reached ();
 530         }
 531
 532 }
 533
 534
 535 static void
 536 init_window (ModestMsgViewWindow *obj)
 537 {
 538         GtkWidget *main_vbox;
 539         ModestMsgViewWindowPrivate *priv;
 540
 541         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 542
 543         priv->msg_view = GTK_WIDGET (tny_platform_factory_new_msg_view (modest_tny_platform_factory_get_instance ()));
 544         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 545         main_vbox = gtk_vbox_new  (FALSE, 6);
 546
 547 #ifdef MODEST_USE_MOZEMBED
 548         priv->main_scroll = priv->msg_view;
 549         gtk_widget_set_size_request (priv->msg_view, -1, 1600);
 550 #else
 551         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 552         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 553 #endif
 554         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 555         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 556         modest_maemo_set_thumbable_scrollbar (GTK_SCROLLED_WINDOW(priv->main_scroll), TRUE);
 557
 558         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 559         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 560
 561         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 562         hildon_window_add_toolbar (HILDON_WINDOW (obj), GTK_TOOLBAR (priv->find_toolbar));
 563         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 564
 565         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 566 }
 567
 568 static void
 569 modest_msg_view_window_disconnect_signals (ModestWindow *self)
 570 {
 571         ModestMsgViewWindowPrivate *priv;
 572         ModestHeaderView *header_view = NULL;
 573         ModestWindow *main_window = NULL;
 574
 575         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 576
 577         if (gtk_clipboard_get (GDK_SELECTION_PRIMARY) &&
 578             g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 579                                            priv->clipboard_change_handler))
 580                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
 581                                              priv->clipboard_change_handler);
 582
 583         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 584                                            priv->queue_change_handler))
 585                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 586                                              priv->queue_change_handler);
 587
 588         if (g_signal_handler_is_connected (G_OBJECT (modest_runtime_get_account_store ()),
 589                                            priv->account_removed_handler))
 590                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_account_store ()),
 591                                              priv->account_removed_handler);
 592
 593         if (priv->header_model) {
 594                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 595                                                   priv->row_changed_handler))
 596                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 597                                                     priv->row_changed_handler);
 598
 599                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 600                                                   priv->row_deleted_handler))
 601                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 602                                              priv->row_deleted_handler);
 603
 604                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 605                                                   priv->row_inserted_handler))
 606                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 607                                                     priv->row_inserted_handler);
 608
 609                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
 610                                                   priv->rows_reordered_handler))
 611                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
 612                                                     priv->rows_reordered_handler);
 613         }
 614
 615         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 616         priv->sighandlers = NULL;
 617
 618         main_window = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
 619                                                          FALSE); /* don't create */
 620         if (!main_window)
 621                 return;
 622
 623         header_view = MODEST_HEADER_VIEW(
 624                         modest_main_window_get_child_widget(
 625                                 MODEST_MAIN_WINDOW(main_window),
 626                                 MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
 627         if (header_view == NULL)
 628                 return;
 629
 630         modest_header_view_remove_observer(header_view,
 631                         MODEST_HEADER_VIEW_OBSERVER(self));
 632 }
 633
 634 static void
 635 modest_msg_view_window_finalize (GObject *obj)
 636 {
 637         ModestMsgViewWindowPrivate *priv;
 638
 639         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 640
 641         /* Sanity check: shouldn't be needed, the window mgr should
 642            call this function before */
 643         modest_msg_view_window_disconnect_signals (MODEST_WINDOW (obj));
 644
 645         if (priv->header_model != NULL) {
 646                 g_object_unref (priv->header_model);
 647                 priv->header_model = NULL;
 648         }
 649
 650         if (priv->progress_bar_timeout > 0) {
 651                 g_source_remove (priv->progress_bar_timeout);
 652                 priv->progress_bar_timeout = 0;
 653         }
 654
 655         if (priv->remove_attachment_banner) {
 656                 gtk_widget_destroy (priv->remove_attachment_banner);
 657                 g_object_unref (priv->remove_attachment_banner);
 658                 priv->remove_attachment_banner = NULL;
 659         }
 660
 661         if (priv->purge_timeout > 0) {
 662                 g_source_remove (priv->purge_timeout);
 663                 priv->purge_timeout = 0;
 664         }
 665
 666         if (priv->row_reference) {
 667                 gtk_tree_row_reference_free (priv->row_reference);
 668                 priv->row_reference = NULL;
 669         }
 670
 671         if (priv->next_row_reference) {
 672                 gtk_tree_row_reference_free (priv->next_row_reference);
 673                 priv->next_row_reference = NULL;
 674         }
 675
 676         if (priv->msg_uid) {
 677                 g_free (priv->msg_uid);
 678                 priv->msg_uid = NULL;
 679         }
 680
 681         G_OBJECT_CLASS(parent_class)->finalize (obj);
 682 }
 683
 684 static gboolean
 685 select_next_valid_row (GtkTreeModel *model,
 686                        GtkTreeRowReference **row_reference,
 687                        gboolean cycle)
 688 {
 689         GtkTreeIter tmp_iter;
 690         GtkTreePath *path;
 691         GtkTreePath *next = NULL;
 692         gboolean retval = FALSE;
 693
 694         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 695
 696         path = gtk_tree_row_reference_get_path (*row_reference);
 697         gtk_tree_model_get_iter (model, &tmp_iter, path);
 698         gtk_tree_row_reference_free (*row_reference);
 699         *row_reference = NULL;
 700
 701         if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 702                 next = gtk_tree_model_get_path (model, &tmp_iter);
 703                 *row_reference = gtk_tree_row_reference_new (model, next);
 704                 retval = TRUE;
 705         } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 706                 next = gtk_tree_model_get_path (model, &tmp_iter);
 707
 708                 /* Ensure that we are not selecting the same */
 709                 if (gtk_tree_path_compare (path, next) != 0) {
 710                         *row_reference = gtk_tree_row_reference_new (model, next);
 711                         retval = TRUE;
 712                 }
 713         }
 714
 715         /* Free */
 716         gtk_tree_path_free (path);
 717         if (next)
 718                 gtk_tree_path_free (next);
 719
 720         return retval;
 721 }
 722
 723 /* TODO: This should be in _init(), with the parameters as properties. */
 724 static void
 725 modest_msg_view_window_construct (ModestMsgViewWindow *self,
 726                                   const gchar *modest_account_name,
 727                                   const gchar *msg_uid)
 728 {
 729         GObject *obj = NULL;
 730         ModestMsgViewWindowPrivate *priv = NULL;
 731         ModestWindowPrivate *parent_priv = NULL;
 732         ModestDimmingRulesGroup *menu_rules_group = NULL;
 733         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 734         ModestDimmingRulesGroup *clipboard_rules_group = NULL;
 735
 736         obj = G_OBJECT (self);
 737         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 738         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 739
 740         priv->msg_uid = g_strdup (msg_uid);
 741
 742         /* Menubar */
 743         parent_priv->menubar = modest_maemo_utils_get_manager_menubar_as_menu (parent_priv->ui_manager, "/MenuBar");
 744         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 745         gtk_widget_show (parent_priv->menubar);
 746         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 747
 748         menu_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_MENU, FALSE);
 749         toolbar_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_TOOLBAR, TRUE);
 750         clipboard_rules_group = modest_dimming_rules_group_new (MODEST_DIMMING_RULES_CLIPBOARD, FALSE);
 751
 752         /* Add common dimming rules */
 753         modest_dimming_rules_group_add_rules (menu_rules_group,
 754                                               modest_msg_view_menu_dimming_entries,
 755                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 756                                               MODEST_WINDOW (self));
 757         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 758                                               modest_msg_view_toolbar_dimming_entries,
 759                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 760                                               MODEST_WINDOW (self));
 761         modest_dimming_rules_group_add_rules (clipboard_rules_group,
 762                                               modest_msg_view_clipboard_dimming_entries,
 763                                               G_N_ELEMENTS (modest_msg_view_clipboard_dimming_entries),
 764                                               MODEST_WINDOW (self));
 765
 766         /* Insert dimming rules group for this window */
 767         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 768         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 769         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, clipboard_rules_group);
 770         g_object_unref (menu_rules_group);
 771         g_object_unref (toolbar_rules_group);
 772         g_object_unref (clipboard_rules_group);
 773
 774         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 775
 776         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 777
 778         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);
 779         g_signal_connect (G_OBJECT(priv->msg_view), "activate_link",
 780                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 781         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 782                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 783         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 784                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 785         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 786                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 787         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 788                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 789
 790         g_signal_connect (G_OBJECT (obj), "key-release-event",
 791                           G_CALLBACK (modest_msg_view_window_key_event),
 792                           NULL);
 793
 794         g_signal_connect (G_OBJECT (obj), "key-press-event",
 795                           G_CALLBACK (modest_msg_view_window_key_event),
 796                           NULL);
 797
 798         g_signal_connect (G_OBJECT (obj), "window-state-event",
 799                           G_CALLBACK (modest_msg_view_window_window_state_event),
 800                           NULL);
 801
 802         g_signal_connect (G_OBJECT (obj), "move-focus",
 803                           G_CALLBACK (on_move_focus), obj);
 804
 805         /* Mail Operation Queue */
 806         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 807                                                        "queue-changed",
 808                                                        G_CALLBACK (on_queue_changed),
 809                                                        obj);
 810
 811         /* Account manager */
 812         priv->account_removed_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
 813                                                           "account_removed",
 814                                                           G_CALLBACK(on_account_removed),
 815                                                           obj);
 816
 817         modest_window_set_active_account (MODEST_WINDOW(obj), modest_account_name);
 818
 819         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 820         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 821         priv->last_search = NULL;
 822
 823         /* Init the clipboard actions dim status */
 824         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 825
 826         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 827
 828
 829 }
 830
 831 /* FIXME: parameter checks */
 832 ModestWindow *
 833 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 834                                               const gchar *modest_account_name,
 835                                               const gchar *msg_uid,
 836                                               GtkTreeModel *model,
 837                                               GtkTreeRowReference *row_reference)
 838 {
 839         ModestMsgViewWindow *window = NULL;
 840         ModestMsgViewWindowPrivate *priv = NULL;
 841         TnyFolder *header_folder = NULL;
 842         ModestHeaderView *header_view = NULL;
 843         ModestWindow *main_window = NULL;
 844         ModestWindowMgr *mgr = NULL;
 845
 846         MODEST_DEBUG_BLOCK (
 847                modest_tny_mime_part_to_string (TNY_MIME_PART (msg), 0);
 848         );
 849
 850         mgr = modest_runtime_get_window_mgr ();
 851         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 852         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 853
 854         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 855
 856         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 857
 858         /* Remember the message list's TreeModel so we can detect changes
 859          * and change the list selection when necessary: */
 860
 861         main_window = modest_window_mgr_get_main_window(mgr, FALSE); /* don't create */
 862         if (main_window) {
 863                 header_view = MODEST_HEADER_VIEW(modest_main_window_get_child_widget(
 864                                                          MODEST_MAIN_WINDOW(main_window),
 865                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
 866         }
 867
 868         if (header_view != NULL){
 869                 header_folder = modest_header_view_get_folder(header_view);
 870                 /* This could happen if the header folder was
 871                    unseleted before opening this msg window (for
 872                    example if the user selects an account in the
 873                    folder view of the main window */
 874                 if (header_folder) {
 875                         priv->is_outbox = (modest_tny_folder_guess_folder_type (header_folder) == TNY_FOLDER_TYPE_OUTBOX);
 876                         priv->header_folder_id = tny_folder_get_id(header_folder);
 877                         g_assert(priv->header_folder_id != NULL);
 878                         g_object_unref(header_folder);
 879                 }
 880         }
 881
 882         /* Setup row references and connect signals */
 883         priv->header_model = g_object_ref (model);
 884
 885         if (row_reference) {
 886                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 887                 priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 888                 select_next_valid_row (model, &(priv->next_row_reference), TRUE);
 889         } else {
 890                 priv->row_reference = NULL;
 891                 priv->next_row_reference = NULL;
 892         }
 893
 894         /* Connect signals */
 895         priv->row_changed_handler =
 896                 g_signal_connect (GTK_TREE_MODEL(model), "row-changed",
 897                                   G_CALLBACK(modest_msg_view_window_on_row_changed),
 898                                   window);
 899         priv->row_deleted_handler =
 900                 g_signal_connect (GTK_TREE_MODEL(model), "row-deleted",
 901                                   G_CALLBACK(modest_msg_view_window_on_row_deleted),
 902                                   window);
 903         priv->row_inserted_handler =
 904                 g_signal_connect (GTK_TREE_MODEL(model), "row-inserted",
 905                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
 906                                   window);
 907         priv->rows_reordered_handler =
 908                 g_signal_connect(GTK_TREE_MODEL(model), "rows-reordered",
 909                                  G_CALLBACK(modest_msg_view_window_on_row_reordered),
 910                                  window);
 911
 912         if (header_view != NULL){
 913                 modest_header_view_add_observer(header_view,
 914                                 MODEST_HEADER_VIEW_OBSERVER(window));
 915         }
 916
 917         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 918         update_window_title (MODEST_MSG_VIEW_WINDOW (window));
 919         gtk_widget_show_all (GTK_WIDGET (window));
 920         modest_msg_view_window_update_priority (window);
 921
 922         /* Check dimming rules */
 923         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 924         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
 925         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 926
 927         return MODEST_WINDOW(window);
 928 }
 929
 930 ModestWindow *
 931 modest_msg_view_window_new_for_search_result (TnyMsg *msg,
 932                                               const gchar *modest_account_name,
 933                                               const gchar *msg_uid)
 934 {
 935         ModestMsgViewWindow *window = NULL;
 936         ModestMsgViewWindowPrivate *priv = NULL;
 937         ModestWindowMgr *mgr = NULL;
 938
 939         mgr = modest_runtime_get_window_mgr ();
 940         window = MODEST_MSG_VIEW_WINDOW (modest_window_mgr_get_msg_view_window (mgr));
 941         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 942         modest_msg_view_window_construct (window, modest_account_name, msg_uid);
 943
 944         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 945
 946         /* Remember that this is a search result,
 947          * so we can disable some UI appropriately: */
 948         priv->is_search_result = TRUE;
 949
 950         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 951
 952         update_window_title (window);
 953         gtk_widget_show_all (GTK_WIDGET (window));
 954         modest_msg_view_window_update_priority (window);
 955
 956         /* Check dimming rules */
 957         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 958         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (window));
 959         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
 960
 961         return MODEST_WINDOW(window);
 962 }
 963
 964 ModestWindow *
 965 modest_msg_view_window_new_for_attachment (TnyMsg *msg,
 966                             const gchar *modest_account_name,
 967                             const gchar *msg_uid)
 968 {
 969         GObject *obj = NULL;
 970         ModestMsgViewWindowPrivate *priv;
 971         ModestWindowMgr *mgr = NULL;
 972
 973         g_return_val_if_fail (msg, NULL);
 974         mgr = modest_runtime_get_window_mgr ();
 975         obj = G_OBJECT (modest_window_mgr_get_msg_view_window (mgr));
 976         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 977         modest_msg_view_window_construct (MODEST_MSG_VIEW_WINDOW (obj),
 978                 modest_account_name, msg_uid);
 979
 980         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 981         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 982
 983         gtk_widget_show_all (GTK_WIDGET (obj));
 984
 985         /* Check dimming rules */
 986         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 987         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (obj));
 988         modest_window_check_dimming_rules_group (MODEST_WINDOW (obj), MODEST_DIMMING_RULES_CLIPBOARD);
 989
 990         return MODEST_WINDOW(obj);
 991 }
 992
 993 static void
 994 modest_msg_view_window_on_row_changed (GtkTreeModel *header_model,
 995                                        GtkTreePath *arg1,
 996                                        GtkTreeIter *arg2,
 997                                        ModestMsgViewWindow *window)
 998 {
 999         check_dimming_rules_after_change (window);
1000 }
1001
1002 static void
1003 modest_msg_view_window_on_row_deleted(GtkTreeModel *header_model,
1004                                       GtkTreePath *arg1,
1005                                       ModestMsgViewWindow *window)
1006 {
1007         check_dimming_rules_after_change (window);
1008 }
1009
1010 static gboolean
1011 check_dimming_rules_after_change_in_idle (gpointer data)
1012 {
1013         /* The window could have dissapeared */
1014         if (MODEST_IS_WINDOW (data)) {
1015                 ModestWindow *win = MODEST_WINDOW (data);
1016                 gdk_threads_enter ();
1017                 modest_ui_actions_check_menu_dimming_rules (win);
1018                 modest_ui_actions_check_toolbar_dimming_rules (win);
1019                 gdk_threads_leave ();
1020         }
1021
1022         return FALSE;
1023 }
1024
1025 static void
1026 check_dimming_rules_after_change (ModestMsgViewWindow *window)
1027 {
1028         static guint dimming_delayer = 0;
1029
1030         if (dimming_delayer > 0)
1031                 g_source_remove (dimming_delayer);
1032
1033         /* We're expecting a lot of changes at the same time so don't
1034            need to check dimming rules for every change that
1035            happens */
1036         dimming_delayer = g_timeout_add (100, check_dimming_rules_after_change_in_idle, window);
1037 }
1038
1039
1040 /* On insertions we check if the folder still has the message we are
1041  * showing or do not. If do not, we do nothing. Which means we are still
1042  * not attached to any header folder and thus next/prev buttons are
1043  * still dimmed. Once the message that is shown by msg-view is found, the
1044  * new model of header-view will be attached and the references will be set.
1045  * On each further insertions dimming rules will be checked. However
1046  * this requires extra CPU time at least works.
1047  * (An message might be deleted from TnyFolder and thus will not be
1048  * inserted into the model again for example if it is removed by the
1049  * imap server and the header view is refreshed.)
1050  */
1051 static void
1052 modest_msg_view_window_on_row_inserted (GtkTreeModel *model,
1053                                         GtkTreePath *tree_path,
1054                                         GtkTreeIter *tree_iter,
1055                                         ModestMsgViewWindow *window)
1056 {
1057         ModestMsgViewWindowPrivate *priv = NULL;
1058         TnyHeader *header = NULL;
1059
1060         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1061         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1062
1063         g_assert (model == priv->header_model);
1064
1065         /* Check if the newly inserted message is the same we are actually
1066          * showing. IF not, we should remain detached from the header model
1067          * and thus prev and next toolbar buttons should remain dimmed. */
1068         gtk_tree_model_get (model, tree_iter,
1069                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1070                             &header, -1);
1071
1072         if (TNY_IS_HEADER (header)) {
1073                 gchar *uid = NULL;
1074
1075                 uid = modest_tny_folder_get_header_unique_id (header);
1076                 if (!g_str_equal(priv->msg_uid, uid)) {
1077                         check_dimming_rules_after_change (window);
1078                         g_free(uid);
1079                         g_object_unref (G_OBJECT(header));
1080                         return;
1081                 }
1082                 g_free(uid);
1083                 g_object_unref(G_OBJECT(header));
1084         }
1085
1086         if (priv->row_reference) {
1087                 gtk_tree_row_reference_free (priv->row_reference);
1088         }
1089
1090         /* Setup row_reference for the actual msg. */
1091         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, tree_path);
1092         if (priv->row_reference == NULL) {
1093                 g_warning("No reference for msg header item.");
1094                 return;
1095         }
1096
1097         /* Now set up next_row_reference. */
1098         if (priv->next_row_reference) {
1099                 gtk_tree_row_reference_free (priv->next_row_reference);
1100         }
1101
1102         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1103         select_next_valid_row (priv->header_model,
1104                                &(priv->next_row_reference), FALSE);
1105
1106         /* Connect the remaining callbacks to become able to detect
1107          * changes in header-view. */
1108         priv->row_changed_handler =
1109                 g_signal_connect (priv->header_model, "row-changed",
1110                                   G_CALLBACK (modest_msg_view_window_on_row_changed),
1111                                   window);
1112         priv->row_deleted_handler =
1113                 g_signal_connect (priv->header_model, "row-deleted",
1114                                   G_CALLBACK (modest_msg_view_window_on_row_deleted),
1115                                   window);
1116         priv->rows_reordered_handler =
1117                 g_signal_connect (priv->header_model, "rows-reordered",
1118                                   G_CALLBACK (modest_msg_view_window_on_row_reordered),
1119                                   window);
1120
1121         check_dimming_rules_after_change (window);
1122 }
1123
1124 static void
1125 modest_msg_view_window_on_row_reordered (GtkTreeModel *header_model,
1126                                          GtkTreePath *arg1,
1127                                          GtkTreeIter *arg2,
1128                                          gpointer arg3,
1129                                          ModestMsgViewWindow *window)
1130 {
1131         ModestMsgViewWindowPrivate *priv = NULL;
1132         gboolean already_changed = FALSE;
1133
1134         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1135
1136         /* If the current row was reordered select the proper next
1137            valid row. The same if the next row reference changes */
1138         if (priv->row_reference &&
1139             gtk_tree_row_reference_valid (priv->row_reference)) {
1140                 GtkTreePath *path;
1141                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1142                 if (gtk_tree_path_compare (path, arg1) == 0) {
1143                         if (priv->next_row_reference) {
1144                                 gtk_tree_row_reference_free (priv->next_row_reference);
1145                         }
1146                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1147                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE);
1148                         already_changed = TRUE;
1149                 }
1150                 gtk_tree_path_free (path);
1151         }
1152         if (!already_changed &&
1153             priv->next_row_reference &&
1154             gtk_tree_row_reference_valid (priv->next_row_reference)) {
1155                 GtkTreePath *path;
1156                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1157                 if (gtk_tree_path_compare (path, arg1) == 0) {
1158                         if (priv->next_row_reference) {
1159                                 gtk_tree_row_reference_free (priv->next_row_reference);
1160                         }
1161                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1162                         select_next_valid_row (header_model, &(priv->next_row_reference), FALSE);
1163                 }
1164                 gtk_tree_path_free (path);
1165         }
1166         check_dimming_rules_after_change (window);
1167 }
1168
1169 /* The modest_msg_view_window_update_model_replaced implements update
1170  * function for ModestHeaderViewObserver. Checks whether the TnyFolder
1171  * actually belongs to the header-view is the same as the TnyFolder of
1172  * the message of msg-view or not. If they are different, there is
1173  * nothing to do. If they are the same, then the model has replaced and
1174  * the reference in msg-view shall be replaced from the old model to
1175  * the new model. In this case the view will be detached from it's
1176  * header folder. From this point the next/prev buttons are dimmed.
1177  */
1178 static void
1179 modest_msg_view_window_update_model_replaced (ModestHeaderViewObserver *observer,
1180                                               GtkTreeModel *model,
1181                                               const gchar *tny_folder_id)
1182 {
1183         ModestMsgViewWindowPrivate *priv = NULL;
1184         ModestMsgViewWindow *window = NULL;
1185
1186         g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
1187         g_assert(MODEST_IS_MSG_VIEW_WINDOW(observer));
1188
1189         window = MODEST_MSG_VIEW_WINDOW(observer);
1190         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
1191
1192         /* If there is an other folder in the header-view then we do
1193          * not care about it's model (msg list). Else if the
1194          * header-view shows the folder the msg shown by us is in, we
1195          * shall replace our model reference and make some check. */
1196         if(model == NULL || tny_folder_id == NULL ||
1197            (priv->header_folder_id && !g_str_equal(tny_folder_id, priv->header_folder_id)))
1198                 return;
1199
1200         /* Model is changed(replaced), so we should forget the old
1201          * one. Because there might be other references and there
1202          * might be some change on the model even if we unreferenced
1203          * it, we need to disconnect our signals here. */
1204         if (priv->header_model) {
1205                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1206                                                   priv->row_changed_handler))
1207                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1208                                                     priv->row_changed_handler);
1209                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1210                                                   priv->row_deleted_handler))
1211                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1212                                                     priv->row_deleted_handler);
1213                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1214                                                   priv->row_inserted_handler))
1215                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1216                                                     priv->row_inserted_handler);
1217                 if (g_signal_handler_is_connected(G_OBJECT (priv->header_model),
1218                                                   priv->rows_reordered_handler))
1219                         g_signal_handler_disconnect(G_OBJECT (priv->header_model),
1220                                                     priv->rows_reordered_handler);
1221
1222                 /* Frees */
1223                 if (priv->row_reference)
1224                         gtk_tree_row_reference_free (priv->row_reference);
1225                 if (priv->next_row_reference)
1226                         gtk_tree_row_reference_free (priv->next_row_reference);
1227                 g_object_unref(priv->header_model);
1228
1229                 /* Initialize */
1230                 priv->row_changed_handler = 0;
1231                 priv->row_deleted_handler = 0;
1232                 priv->row_inserted_handler = 0;
1233                 priv->rows_reordered_handler = 0;
1234                 priv->next_row_reference = NULL;
1235                 priv->row_reference = NULL;
1236                 priv->header_model = NULL;
1237         }
1238
1239         priv->header_model = g_object_ref (model);
1240
1241         /* Also we must connect to the new model for row insertions.
1242          * Only for insertions now. We will need other ones only after
1243          * the msg is show by msg-view is added to the new model. */
1244         priv->row_inserted_handler =
1245                 g_signal_connect (priv->header_model, "row-inserted",
1246                                   G_CALLBACK(modest_msg_view_window_on_row_inserted),
1247                                   window);
1248
1249         modest_ui_actions_check_menu_dimming_rules(MODEST_WINDOW(window));
1250         modest_ui_actions_check_toolbar_dimming_rules(MODEST_WINDOW(window));
1251 }
1252
1253 gboolean
1254 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
1255 {
1256         ModestMsgViewWindowPrivate *priv= NULL;
1257
1258         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1259         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1260
1261         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1262 }
1263
1264 TnyHeader*
1265 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
1266 {
1267         ModestMsgViewWindowPrivate *priv= NULL;
1268         TnyMsg *msg = NULL;
1269         TnyHeader *header = NULL;
1270         GtkTreePath *path = NULL;
1271         GtkTreeIter iter;
1272
1273         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
1274         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1275
1276         /* If the message was not obtained from a treemodel,
1277          * for instance if it was opened directly by the search UI:
1278          */
1279         if (priv->header_model == NULL ||
1280             priv->row_reference == NULL ||
1281             !gtk_tree_row_reference_valid (priv->row_reference)) {
1282                 msg = modest_msg_view_window_get_message (self);
1283                 if (msg) {
1284                         header = tny_msg_get_header (msg);
1285                         g_object_unref (msg);
1286                 }
1287                 return header;
1288         }
1289
1290         /* Get iter of the currently selected message in the header view: */
1291         path = gtk_tree_row_reference_get_path (priv->row_reference);
1292         g_return_val_if_fail (path != NULL, NULL);
1293         gtk_tree_model_get_iter (priv->header_model,
1294                                  &iter,
1295                                  path);
1296
1297         /* Get current message header */
1298         gtk_tree_model_get (priv->header_model, &iter,
1299                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1300                             &header, -1);
1301
1302         gtk_tree_path_free (path);
1303         return header;
1304 }
1305
1306 TnyMsg*
1307 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
1308 {
1309         ModestMsgViewWindowPrivate *priv;
1310
1311         g_return_val_if_fail (self, NULL);
1312
1313         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1314
1315         return tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1316 }
1317
1318 const gchar*
1319 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
1320 {
1321         ModestMsgViewWindowPrivate *priv;
1322
1323         g_return_val_if_fail (self, NULL);
1324
1325         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1326
1327         return (const gchar*) priv->msg_uid;
1328 }
1329
1330 static void
1331 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
1332                                             gpointer data)
1333 {
1334         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
1335         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1336         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1337         gboolean is_active;
1338         GtkAction *action;
1339
1340         is_active = gtk_toggle_action_get_active (toggle);
1341
1342         if (is_active) {
1343                 gtk_widget_show (priv->find_toolbar);
1344                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1345         } else {
1346                 gtk_widget_hide (priv->find_toolbar);
1347         }
1348
1349         /* update the toggle buttons status */
1350         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
1351         modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
1352         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
1353         modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
1354
1355 }
1356
1357 static void
1358 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
1359                                            ModestMsgViewWindow *obj)
1360 {
1361         GtkToggleAction *toggle;
1362         ModestWindowPrivate *parent_priv;
1363         ModestMsgViewWindowPrivate *priv;
1364
1365         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1366         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
1367
1368         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
1369         gtk_toggle_action_set_active (toggle, FALSE);
1370         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1371 }
1372
1373 static void
1374 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
1375                                            ModestMsgViewWindow *obj)
1376 {
1377         gchar *current_search;
1378         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
1379
1380         if (modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->msg_view))) {
1381                 hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
1382                 return;
1383         }
1384
1385         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
1386
1387         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
1388                 g_free (current_search);
1389                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
1390                 return;
1391         }
1392
1393         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
1394                 gboolean result;
1395                 g_free (priv->last_search);
1396                 priv->last_search = g_strdup (current_search);
1397                 result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->msg_view),
1398                                                      priv->last_search);
1399                 if (!result) {
1400                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
1401                         g_free (priv->last_search);
1402                         priv->last_search = NULL;
1403                 } else {
1404                         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1405                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1406                 }
1407         } else {
1408                 if (!modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->msg_view))) {
1409                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
1410                         g_free (priv->last_search);
1411                         priv->last_search = NULL;
1412                 } else {
1413                         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1414                         hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
1415                 }
1416         }
1417
1418         g_free (current_search);
1419
1420 }
1421
1422 static void
1423 modest_msg_view_window_set_zoom (ModestWindow *window,
1424                                  gdouble zoom)
1425 {
1426         ModestMsgViewWindowPrivate *priv;
1427         ModestWindowPrivate *parent_priv;
1428         GtkAction *action = NULL;
1429         gint int_zoom = (gint) rint (zoom*100.0+0.1);
1430
1431         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1432
1433         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1434         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1435         modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom);
1436
1437         action = gtk_ui_manager_get_action (parent_priv->ui_manager,
1438                                             "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu");
1439
1440         gtk_radio_action_set_current_value (GTK_RADIO_ACTION (action), int_zoom);
1441 }
1442
1443 static gdouble
1444 modest_msg_view_window_get_zoom (ModestWindow *window)
1445 {
1446         ModestMsgViewWindowPrivate *priv;
1447
1448         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
1449
1450         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1451         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
1452 }
1453
1454 static gboolean
1455 modest_msg_view_window_zoom_plus (ModestWindow *window)
1456 {
1457         ModestWindowPrivate *parent_priv;
1458         GtkRadioAction *zoom_radio_action;
1459         GSList *group, *node;
1460
1461         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1462         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
1463                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
1464
1465         group = gtk_radio_action_get_group (zoom_radio_action);
1466
1467         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
1468                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
1469                 return FALSE;
1470         }
1471
1472         for (node = group; node != NULL; node = g_slist_next (node)) {
1473                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
1474                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
1475                         return TRUE;
1476                 }
1477         }
1478         return FALSE;
1479 }
1480
1481 static gboolean
1482 modest_msg_view_window_zoom_minus (ModestWindow *window)
1483 {
1484         ModestWindowPrivate *parent_priv;
1485         GtkRadioAction *zoom_radio_action;
1486         GSList *group, *node;
1487
1488         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1489         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
1490                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
1491
1492         group = gtk_radio_action_get_group (zoom_radio_action);
1493
1494         for (node = group; node != NULL; node = g_slist_next (node)) {
1495                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
1496                         if (node->next != NULL) {
1497                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
1498                                 return TRUE;
1499                         } else {
1500                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
1501                                 return FALSE;
1502                         }
1503                         break;
1504                 }
1505         }
1506         return FALSE;
1507 }
1508
1509 static gboolean
1510 modest_msg_view_window_key_event (GtkWidget *window,
1511                                   GdkEventKey *event,
1512                                   gpointer userdata)
1513 {
1514         GtkWidget *focus;
1515
1516         focus = gtk_window_get_focus (GTK_WINDOW (window));
1517
1518         /* for the find toolbar case */
1519         if (focus && GTK_IS_ENTRY (focus)) {
1520                 if (event->keyval == GDK_BackSpace) {
1521                         GdkEvent *copy;
1522                         copy = gdk_event_copy ((GdkEvent *) event);
1523                         gtk_widget_event (focus, copy);
1524                         gdk_event_free (copy);
1525                         return TRUE;
1526                 } else
1527                         return FALSE;
1528         }
1529         if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
1530             event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
1531             event->keyval == GDK_Page_Up || event->keyval == GDK_KP_Page_Up ||
1532             event->keyval == GDK_Page_Down || event->keyval == GDK_KP_Page_Down ||
1533             event->keyval == GDK_Home || event->keyval == GDK_KP_Home ||
1534             event->keyval == GDK_End || event->keyval == GDK_KP_End) {
1535                 ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1536                 gboolean return_value;
1537
1538                 if (event->type == GDK_KEY_RELEASE) {
1539                         GtkScrollType scroll_type;
1540
1541                         switch (event->keyval) {
1542                         case GDK_Up:
1543                         case GDK_KP_Up:
1544                                 scroll_type = GTK_SCROLL_STEP_UP; break;
1545                         case GDK_Down:
1546                         case GDK_KP_Down:
1547                                 scroll_type = GTK_SCROLL_STEP_DOWN; break;
1548                         case GDK_Page_Up:
1549                         case GDK_KP_Page_Up:
1550                                 scroll_type = GTK_SCROLL_PAGE_UP; break;
1551                         case GDK_Page_Down:
1552                         case GDK_KP_Page_Down:
1553                                 scroll_type = GTK_SCROLL_PAGE_DOWN; break;
1554                         case GDK_Home:
1555                         case GDK_KP_Home:
1556                                 scroll_type = GTK_SCROLL_START; break;
1557                         case GDK_End:
1558                         case GDK_KP_End:
1559                                 scroll_type = GTK_SCROLL_END; break;
1560                         default: scroll_type = GTK_SCROLL_NONE;
1561                         }
1562
1563                         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child",
1564                                                scroll_type, FALSE, &return_value);
1565                         return TRUE;
1566                 } else {
1567                         return FALSE;
1568                 }
1569         } else {
1570                 return FALSE;
1571         }
1572 }
1573
1574 gboolean
1575 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
1576 {
1577         GtkTreePath *path;
1578         ModestMsgViewWindowPrivate *priv;
1579         GtkTreeIter tmp_iter;
1580         gboolean is_last_selected;
1581
1582         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1583         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1584
1585         /*if no model (so no rows at all), then virtually we are the last*/
1586         if (!priv->header_model || !priv->row_reference)
1587                 return TRUE;
1588
1589         path = gtk_tree_row_reference_get_path (priv->row_reference);
1590         if (path == NULL)
1591                 return TRUE;
1592
1593         is_last_selected = TRUE;
1594         while (is_last_selected) {
1595                 TnyHeader *header;
1596                 gtk_tree_path_next (path);
1597                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1598                         break;
1599                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1600                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1601                                 &header, -1);
1602                 if (header) {
1603                         if (msg_is_visible (header, priv->is_outbox))
1604                                 is_last_selected = FALSE;
1605                         g_object_unref(G_OBJECT(header));
1606                 }
1607         }
1608         gtk_tree_path_free (path);
1609         return is_last_selected;
1610 }
1611
1612 gboolean
1613 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1614 {
1615         ModestMsgViewWindowPrivate *priv;
1616
1617         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1618         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1619
1620         return priv->header_model != NULL;
1621 }
1622
1623 gboolean
1624 modest_msg_view_window_is_search_result (ModestMsgViewWindow *window)
1625 {
1626         ModestMsgViewWindowPrivate *priv;
1627
1628         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1629         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1630
1631         return priv->is_search_result;
1632 }
1633
1634 static gboolean
1635 msg_is_visible (TnyHeader *header, gboolean check_outbox)
1636 {
1637         return (!(tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED)) &&
1638                 ( (!check_outbox) ||
1639                   ((modest_tny_all_send_queues_get_msg_status (header) != MODEST_TNY_SEND_QUEUE_FAILED) &&
1640                    (modest_tny_all_send_queues_get_msg_status (header) != MODEST_TNY_SEND_QUEUE_SENDING))) ;
1641
1642 }
1643
1644 gboolean
1645 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1646 {
1647         GtkTreePath *path;
1648         ModestMsgViewWindowPrivate *priv;
1649         gboolean is_first_selected;
1650         GtkTreeIter tmp_iter;
1651 /*      gchar * path_string;*/
1652
1653         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1654         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1655
1656         /*if no model (so no rows at all), then virtually we are the first*/
1657         if (!priv->header_model || !priv->row_reference)
1658                 return TRUE;
1659
1660         path = gtk_tree_row_reference_get_path (priv->row_reference);
1661         if (!path)
1662                 return TRUE;
1663
1664 /*      path_string = gtk_tree_path_to_string (path);
1665         is_first_selected = strcmp (path_string, "0");
1666
1667         g_free (path_string);
1668         gtk_tree_path_free (path);
1669
1670         return is_first_selected;*/
1671
1672         is_first_selected = TRUE;
1673         while (is_first_selected) {
1674                 TnyHeader *header;
1675                 if(!gtk_tree_path_prev (path))
1676                         break;
1677                 /* Here the 'if' is needless for logic, but let make sure
1678                  * iter is valid for gtk_tree_model_get. */
1679                 if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1680                         break;
1681                 gtk_tree_model_get (priv->header_model, &tmp_iter,
1682                                 TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1683                                 &header, -1);
1684                 if (header) {
1685                         if (msg_is_visible (header, priv->is_outbox))
1686                                 is_first_selected = FALSE;
1687                         g_object_unref(G_OBJECT(header));
1688                 }
1689         }
1690         gtk_tree_path_free (path);
1691         return is_first_selected;
1692 }
1693
1694 typedef struct {
1695         TnyHeader *header;
1696         GtkTreeRowReference *row_reference;
1697 } MsgReaderInfo;
1698
1699 static void
1700 message_reader_performer (gboolean canceled,
1701                           GError *err,
1702                           GtkWindow *parent_window,
1703                           TnyAccount *account,
1704                           gpointer user_data)
1705 {
1706         ModestMailOperation *mail_op = NULL;
1707         MsgReaderInfo *info;
1708
1709         info = (MsgReaderInfo *) user_data;
1710         if (canceled || err) {
1711                 goto frees;
1712         }
1713
1714         /* Register the header - it'll be unregistered in the callback */
1715         modest_window_mgr_register_header (modest_runtime_get_window_mgr (), info->header, NULL);
1716
1717         /* New mail operation */
1718         mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(parent_window),
1719                                                                  modest_ui_actions_disk_operations_error_handler,
1720                                                                  NULL, NULL);
1721
1722         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1723         modest_mail_operation_get_msg (mail_op, info->header, TRUE, view_msg_cb, info->row_reference);
1724         g_object_unref (mail_op);
1725
1726         /* Update dimming rules */
1727         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (parent_window));
1728         modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (parent_window));
1729
1730  frees:
1731         /* Frees. The row_reference will be freed by the view_msg_cb callback */
1732         g_object_unref (info->header);
1733         g_slice_free (MsgReaderInfo, info);
1734 }
1735
1736
1737 /**
1738  * Reads the message whose summary item is @header. It takes care of
1739  * several things, among others:
1740  *
1741  * If the message was not previously downloaded then ask the user
1742  * before downloading. If there is no connection launch the connection
1743  * dialog. Update toolbar dimming rules.
1744  *
1745  * Returns: TRUE if the mail operation was started, otherwise if the
1746  * user do not want to download the message, or if the user do not
1747  * want to connect, then the operation is not issued
1748  **/
1749 static gboolean
1750 message_reader (ModestMsgViewWindow *window,
1751                 ModestMsgViewWindowPrivate *priv,
1752                 TnyHeader *header,
1753                 GtkTreeRowReference *row_reference)
1754 {
1755         gboolean already_showing = FALSE;
1756         ModestWindow *msg_window = NULL;
1757         ModestWindowMgr *mgr;
1758         TnyAccount *account;
1759         TnyFolder *folder;
1760         MsgReaderInfo *info;
1761
1762         g_return_val_if_fail (row_reference != NULL, FALSE);
1763
1764         mgr = modest_runtime_get_window_mgr ();
1765         already_showing = modest_window_mgr_find_registered_header (mgr, header, &msg_window);
1766         if (already_showing && (msg_window != MODEST_WINDOW (window))) {
1767                 gboolean retval;
1768                 if (msg_window)
1769                         gtk_window_present (GTK_WINDOW (msg_window));
1770                 g_signal_emit_by_name (G_OBJECT (window), "delete-event", NULL, &retval);
1771                 return TRUE;
1772         }
1773
1774         /* Msg download completed */
1775         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)) {
1776                 /* Ask the user if he wants to download the message if
1777                    we're not online */
1778                 if (!tny_device_is_online (modest_runtime_get_device())) {
1779                         GtkResponseType response;
1780
1781                         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1782                                                                             _("mcen_nc_get_msg"));
1783                         if (response == GTK_RESPONSE_CANCEL)
1784                                 return FALSE;
1785
1786                         folder = tny_header_get_folder (header);
1787                         info = g_slice_new (MsgReaderInfo);
1788                         info->header = g_object_ref (header);
1789                         info->row_reference = gtk_tree_row_reference_copy (row_reference);
1790
1791                         /* Offer the connection dialog if necessary */
1792                         modest_platform_connect_if_remote_and_perform ((GtkWindow *) window,
1793                                                                        TRUE,
1794                                                                        TNY_FOLDER_STORE (folder),
1795                                                                        message_reader_performer,
1796                                                                        info);
1797                         g_object_unref (folder);
1798                         return TRUE;
1799                 }
1800         }
1801
1802         folder = tny_header_get_folder (header);
1803         account = tny_folder_get_account (folder);
1804         info = g_slice_new (MsgReaderInfo);
1805         info->header = g_object_ref (header);
1806         info->row_reference = gtk_tree_row_reference_copy (row_reference);
1807
1808         message_reader_performer (FALSE, NULL, (GtkWindow *) window, account, info);
1809         g_object_unref (account);
1810         g_object_unref (folder);
1811
1812         return TRUE;
1813 }
1814
1815 gboolean
1816 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1817 {
1818         ModestMsgViewWindowPrivate *priv;
1819         GtkTreePath *path= NULL;
1820         GtkTreeIter tmp_iter;
1821         TnyHeader *header;
1822         gboolean retval = TRUE;
1823         GtkTreeRowReference *row_reference = NULL;
1824
1825         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1826         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1827
1828         if (!priv->row_reference)
1829                 return FALSE;
1830
1831         /* Update the next row reference if it's not valid. This could
1832            happen if for example the header which it was pointing to,
1833            was deleted. The best place to do it is in the row-deleted
1834            handler but the tinymail model do not work like the glib
1835            tree models and reports the deletion when the row is still
1836            there */
1837         if (!gtk_tree_row_reference_valid (priv->next_row_reference)) {
1838                 if (gtk_tree_row_reference_valid (priv->row_reference)) {
1839                         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1840                         select_next_valid_row (priv->header_model, &(priv->next_row_reference), FALSE);
1841                 }
1842         }
1843         if (priv->next_row_reference)
1844                 path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1845         if (path == NULL)
1846                 return FALSE;
1847
1848         row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
1849
1850         gtk_tree_model_get_iter (priv->header_model,
1851                                  &tmp_iter,
1852                                  path);
1853         gtk_tree_path_free (path);
1854
1855         gtk_tree_model_get (priv->header_model, &tmp_iter,
1856                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1857                             &header, -1);
1858
1859         /* Read the message & show it */
1860         if (!message_reader (window, priv, header, row_reference)) {
1861                 retval = FALSE;
1862         }
1863         gtk_tree_row_reference_free (row_reference);
1864
1865         /* Free */
1866         g_object_unref (header);
1867
1868         return retval;
1869 }
1870
1871 gboolean
1872 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1873 {
1874         ModestMsgViewWindowPrivate *priv = NULL;
1875         GtkTreePath *path;
1876         gboolean finished = FALSE;
1877         gboolean retval = FALSE;
1878
1879         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1880         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1881
1882         /* Return inmediatly if there is no header model */
1883         if (!priv->header_model || !priv->row_reference)
1884                 return FALSE;
1885
1886         path = gtk_tree_row_reference_get_path (priv->row_reference);
1887         while (!finished && gtk_tree_path_prev (path)) {
1888                 TnyHeader *header;
1889                 GtkTreeIter iter;
1890
1891                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1892                 gtk_tree_model_get (priv->header_model, &iter,
1893                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1894                                     &header, -1);
1895                 finished = TRUE;
1896                 if (header) {
1897                         if (msg_is_visible (header, priv->is_outbox)) {
1898                                 GtkTreeRowReference *row_reference;
1899                                 row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1900                                 /* Read the message & show it */
1901                                 retval = message_reader (window, priv, header, row_reference);
1902                                 gtk_tree_row_reference_free (row_reference);
1903                         } else {
1904                                 finished = FALSE;
1905                         }
1906                         g_object_unref (header);
1907                 }
1908         }
1909
1910         gtk_tree_path_free (path);
1911         return retval;
1912 }
1913
1914 static void
1915 view_msg_cb (ModestMailOperation *mail_op,
1916              TnyHeader *header,
1917              gboolean canceled,
1918              TnyMsg *msg,
1919              GError *error,
1920              gpointer user_data)
1921 {
1922         ModestMsgViewWindow *self = NULL;
1923         ModestMsgViewWindowPrivate *priv = NULL;
1924         GtkTreeRowReference *row_reference = NULL;
1925
1926         /* Unregister the header (it was registered before creating the mail operation) */
1927         modest_window_mgr_unregister_header (modest_runtime_get_window_mgr (), header);
1928
1929         row_reference = (GtkTreeRowReference *) user_data;
1930         if (canceled) {
1931                 gtk_tree_row_reference_free (row_reference);
1932                 return;
1933         }
1934
1935         /* If there was any error */
1936         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1937                 gtk_tree_row_reference_free (row_reference);
1938                 return;
1939         }
1940
1941         /* Get the window */
1942         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1943         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1944         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1945
1946         /* Update the row reference */
1947         if (priv->row_reference != NULL) {
1948                 gtk_tree_row_reference_free (priv->row_reference);
1949                 priv->row_reference = gtk_tree_row_reference_copy (row_reference);
1950                 if (priv->next_row_reference != NULL) {
1951                         gtk_tree_row_reference_free (priv->next_row_reference);
1952                 }
1953                 priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1954                 select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE);
1955         }
1956
1957         /* Mark header as read */
1958         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1959                 tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
1960
1961         /* Set new message */
1962         if (priv->msg_view != NULL && TNY_IS_MSG_VIEW (priv->msg_view)) {
1963                 tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
1964                 modest_msg_view_window_update_priority (self);
1965                 update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1966                 modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1967         }
1968
1969         /* Set the new message uid of the window  */
1970         if (priv->msg_uid) {
1971                 g_free (priv->msg_uid);
1972                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
1973         }
1974
1975         /* Notify the observers */
1976         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
1977                        0, priv->header_model, priv->row_reference);
1978
1979         /* Frees */
1980         g_object_unref (self);
1981         gtk_tree_row_reference_free (row_reference);
1982 }
1983
1984 TnyFolderType
1985 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1986 {
1987         ModestMsgViewWindowPrivate *priv;
1988         TnyMsg *msg;
1989         TnyFolderType folder_type;
1990
1991         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1992
1993         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1994
1995         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
1996         if (msg) {
1997                 TnyFolder *folder;
1998
1999                 folder = tny_msg_get_folder (msg);
2000                 if (folder) {
2001                         folder_type = modest_tny_folder_guess_folder_type (folder);
2002                         g_object_unref (folder);
2003                 }
2004                 g_object_unref (msg);
2005         }
2006
2007         return folder_type;
2008 }
2009
2010
2011 static void
2012 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
2013 {
2014         ModestMsgViewWindowPrivate *priv;
2015         TnyHeader *header = NULL;
2016         TnyHeaderFlags flags = 0;
2017
2018         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2019
2020         if (priv->header_model && priv->row_reference) {
2021                 GtkTreeIter iter;
2022                 GtkTreePath *path = NULL;
2023
2024                 path = gtk_tree_row_reference_get_path (priv->row_reference);
2025                 g_return_if_fail (path != NULL);
2026                 gtk_tree_model_get_iter (priv->header_model,
2027                                          &iter,
2028                                          gtk_tree_row_reference_get_path (priv->row_reference));
2029
2030                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
2031                                     &header, -1);
2032                 gtk_tree_path_free (path);
2033         } else {
2034                 TnyMsg *msg;
2035                 msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2036                 if (msg) {
2037                         header = tny_msg_get_header (msg);
2038                         g_object_unref (msg);
2039                 }
2040         }
2041
2042         if (header) {
2043                 flags = tny_header_get_flags (header);
2044                 g_object_unref(G_OBJECT(header));
2045         }
2046
2047         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
2048
2049 }
2050
2051 static void
2052 toolbar_resize (ModestMsgViewWindow *self)
2053 {
2054         ModestMsgViewWindowPrivate *priv = NULL;
2055         ModestWindowPrivate *parent_priv = NULL;
2056         GtkWidget *widget;
2057         gint static_button_size;
2058         ModestWindowMgr *mgr;
2059
2060         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
2061         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2062         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2063
2064         mgr = modest_runtime_get_window_mgr ();
2065         static_button_size = modest_window_mgr_get_fullscreen_mode (mgr)?118:108;
2066
2067         if (parent_priv->toolbar) {
2068                 /* left size buttons */
2069                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
2070                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2071                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2072                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2073                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo");
2074                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2075                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2076                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2077                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
2078                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2079                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2080                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2081                 widget = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/FindInMessage");
2082                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), FALSE);
2083                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), FALSE);
2084                 gtk_widget_set_size_request (GTK_WIDGET (widget), static_button_size, -1);
2085
2086                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
2087                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
2088                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
2089                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
2090                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2091                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->next_toolitem), TRUE);
2092                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2093                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->prev_toolitem), TRUE);
2094         }
2095
2096 }
2097
2098 static gboolean
2099 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
2100 {
2101         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
2102                 ModestWindowPrivate *parent_priv;
2103                 ModestWindowMgr *mgr;
2104                 gboolean is_fullscreen;
2105                 GtkAction *fs_toggle_action;
2106                 gboolean active;
2107
2108                 mgr = modest_runtime_get_window_mgr ();
2109                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
2110
2111                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
2112
2113                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
2114                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
2115                 if (is_fullscreen != active) {
2116                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
2117                 }
2118                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (widget));
2119         }
2120
2121         return FALSE;
2122
2123 }
2124
2125 static void
2126 modest_msg_view_window_show_toolbar (ModestWindow *self,
2127                                      gboolean show_toolbar)
2128 {
2129         ModestMsgViewWindowPrivate *priv = NULL;
2130         ModestWindowPrivate *parent_priv;
2131         GtkWidget *reply_button = NULL, *menu = NULL;
2132         GtkWidget *placeholder = NULL;
2133         gint insert_index;
2134         const gchar *action_name;
2135         GtkAction *action;
2136
2137         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
2138         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2139
2140         /* Set optimized view status */
2141         priv->optimized_view = !show_toolbar;
2142
2143         if (!parent_priv->toolbar) {
2144                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2145                                                                   "/ToolBar");
2146                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2147
2148                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
2149                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
2150                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
2151                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
2152                 toolbar_resize (MODEST_MSG_VIEW_WINDOW (self));
2153
2154                 /* Add ProgressBar (Transfer toolbar) */
2155                 priv->progress_bar = modest_progress_bar_new ();
2156                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
2157                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
2158                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
2159                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
2160                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
2161
2162                 /* Connect cancel 'clicked' signal to abort progress mode */
2163                 g_signal_connect(priv->cancel_toolitem, "clicked",
2164                                  G_CALLBACK(cancel_progressbar),
2165                                  self);
2166
2167                 /* Add it to the observers list */
2168                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
2169
2170                 /* Add to window */
2171                 hildon_window_add_toolbar (HILDON_WINDOW (self),
2172                                            GTK_TOOLBAR (parent_priv->toolbar));
2173
2174                 /* Set reply button tap and hold menu */
2175                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2176                                                           "/ToolBar/ToolbarMessageReply");
2177                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
2178                                                   "/ToolbarReplyCSM");
2179                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
2180         }
2181
2182         if (show_toolbar) {
2183                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
2184                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
2185                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
2186
2187                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
2188                 if (modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (self)))
2189                         set_toolbar_mode (MODEST_MSG_VIEW_WINDOW (self), TOOLBAR_MODE_TRANSFER);
2190                 else
2191                         set_toolbar_mode (MODEST_MSG_VIEW_WINDOW (self), TOOLBAR_MODE_NORMAL);
2192
2193         } else {
2194                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
2195                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
2196         }
2197
2198         /* Update also the actions (to update the toggles in the
2199            menus), we have to do it manually because some other window
2200            of the same time could have changed it (remember that the
2201            toolbar fullscreen mode is shared by all the windows of the
2202            same type */
2203         if (modest_window_mgr_get_fullscreen_mode (modest_runtime_get_window_mgr ()))
2204                 action_name = "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarFullScreenMenu";
2205         else
2206                 action_name = "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarNormalScreenMenu";
2207
2208         action = gtk_ui_manager_get_action (parent_priv->ui_manager, action_name);
2209         modest_utils_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action),
2210                                                             show_toolbar);
2211 }
2212
2213 static void
2214 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
2215                                                GdkEvent *event,
2216                                                ModestMsgViewWindow *window)
2217 {
2218         if (!GTK_WIDGET_VISIBLE (window))
2219                 return;
2220
2221         modest_window_check_dimming_rules_group (MODEST_WINDOW (window), MODEST_DIMMING_RULES_CLIPBOARD);
2222 }
2223
2224 gboolean
2225 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
2226 {
2227         ModestMsgViewWindowPrivate *priv;
2228
2229         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
2230         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2231
2232         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
2233 }
2234
2235 static void
2236 cancel_progressbar (GtkToolButton *toolbutton,
2237                     ModestMsgViewWindow *self)
2238 {
2239         GSList *tmp;
2240         ModestMsgViewWindowPrivate *priv;
2241
2242         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2243
2244         /* Get operation observers and cancel its current operation */
2245         tmp = priv->progress_widgets;
2246         while (tmp) {
2247                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
2248                 tmp=g_slist_next(tmp);
2249         }
2250 }
2251 static gboolean
2252 observers_empty (ModestMsgViewWindow *self)
2253 {
2254         GSList *tmp = NULL;
2255         ModestMsgViewWindowPrivate *priv;
2256         gboolean is_empty = TRUE;
2257         guint pending_ops = 0;
2258
2259         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
2260         tmp = priv->progress_widgets;
2261
2262         /* Check all observers */
2263         while (tmp && is_empty)  {
2264                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
2265                 is_empty = pending_ops == 0;
2266
2267                 tmp = g_slist_next(tmp);
2268         }
2269
2270         return is_empty;
2271 }
2272
2273 static void
2274 on_account_removed (TnyAccountStore *account_store,
2275                     TnyAccount *account,
2276                     gpointer user_data)
2277 {
2278         /* Do nothing if it's a transport account, because we only
2279            show the messages of a store account */
2280         if (tny_account_get_account_type(account) == TNY_ACCOUNT_TYPE_STORE) {
2281                 const gchar *parent_acc = NULL;
2282                 const gchar *our_acc = NULL;
2283
2284                 our_acc = modest_window_get_active_account (MODEST_WINDOW (user_data));
2285                 parent_acc = modest_tny_account_get_parent_modest_account_name_for_server_account (account);
2286
2287                 /* Close this window if I'm showing a message of the removed account */
2288                 if (strcmp (parent_acc, our_acc) == 0)
2289                         modest_ui_actions_on_close_window (NULL, MODEST_WINDOW (user_data));
2290         }
2291 }
2292
2293 static void
2294 on_mail_operation_started (ModestMailOperation *mail_op,
2295                            gpointer user_data)
2296 {
2297         ModestMsgViewWindow *self;
2298         ModestMailOperationTypeOperation op_type;
2299         GSList *tmp;
2300         ModestMsgViewWindowPrivate *priv;
2301         GObject *source = NULL;
2302
2303         self = MODEST_MSG_VIEW_WINDOW (user_data);
2304         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2305         op_type = modest_mail_operation_get_type_operation (mail_op);
2306         tmp = priv->progress_widgets;
2307         source = modest_mail_operation_get_source(mail_op);
2308         if (G_OBJECT (self) == source) {
2309                 if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE || op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ) {
2310                         set_toolbar_transfer_mode(self);
2311                         while (tmp) {
2312                                 modest_progress_object_add_operation (
2313                                                 MODEST_PROGRESS_OBJECT (tmp->data),
2314                                                 mail_op);
2315                                 tmp = g_slist_next (tmp);
2316                         }
2317                 }
2318         }
2319         g_object_unref (source);
2320 }
2321
2322 static void
2323 on_mail_operation_finished (ModestMailOperation *mail_op,
2324                             gpointer user_data)
2325 {
2326         ModestMsgViewWindow *self;
2327         ModestMailOperationTypeOperation op_type;
2328         GSList *tmp;
2329         ModestMsgViewWindowPrivate *priv;
2330
2331         self = MODEST_MSG_VIEW_WINDOW (user_data);
2332         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2333         op_type = modest_mail_operation_get_type_operation (mail_op);
2334         tmp = priv->progress_widgets;
2335
2336         if (op_type == MODEST_MAIL_OPERATION_TYPE_RECEIVE || op_type == MODEST_MAIL_OPERATION_TYPE_OPEN ) {
2337                 while (tmp) {
2338                         modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
2339                                                                  mail_op);
2340                         tmp = g_slist_next (tmp);
2341                 }
2342
2343                 /* If no more operations are being observed, NORMAL mode is enabled again */
2344                 if (observers_empty (self)) {
2345                         set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
2346                 }
2347
2348                 /* Update dimming rules. We have to do this right here
2349                    and not in view_msg_cb because at that point the
2350                    transfer mode is still enabled so the dimming rule
2351                    won't let the user delete the message that has been
2352                    readed for example */
2353                 modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
2354                 modest_ui_actions_check_menu_dimming_rules (MODEST_WINDOW (self));
2355         }
2356 }
2357
2358 static void
2359 on_queue_changed (ModestMailOperationQueue *queue,
2360                   ModestMailOperation *mail_op,
2361                   ModestMailOperationQueueNotification type,
2362                   ModestMsgViewWindow *self)
2363 {
2364         ModestMsgViewWindowPrivate *priv;
2365
2366         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
2367
2368         /* If this operations was created by another window, do nothing */
2369         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
2370             return;
2371
2372         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
2373                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2374                                                                G_OBJECT (mail_op),
2375                                                                "operation-started",
2376                                                                G_CALLBACK (on_mail_operation_started),
2377                                                                self);
2378                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
2379                                                                G_OBJECT (mail_op),
2380                                                                "operation-finished",
2381                                                                G_CALLBACK (on_mail_operation_finished),
2382                                                                self);
2383         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
2384                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2385                                                                   G_OBJECT (mail_op),
2386                                                                   "operation-started");
2387                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
2388                                                                   G_OBJECT (mail_op),
2389                                                                   "operation-finished");
2390         }
2391 }
2392
2393 TnyList *
2394 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
2395 {
2396         ModestMsgViewWindowPrivate *priv;
2397         TnyList *selected_attachments = NULL;
2398
2399         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
2400         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
2401
2402         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2403
2404         return selected_attachments;
2405 }
2406
2407 void
2408 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
2409 {
2410         ModestMsgViewWindowPrivate *priv;
2411         const gchar *msg_uid;
2412         gchar *attachment_uid = NULL;
2413         gint attachment_index = 0;
2414         TnyList *attachments;
2415
2416         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2417         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
2418         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2419
2420         msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
2421         attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2422         attachment_index = modest_list_index (attachments, (GObject *) mime_part);
2423         g_object_unref (attachments);
2424
2425         if (msg_uid && attachment_index >= 0) {
2426                 attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
2427         }
2428
2429         if (mime_part == NULL) {
2430                 gboolean error = FALSE;
2431                 TnyList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2432                 if (selected_attachments == NULL || tny_list_get_length (selected_attachments) == 0) {
2433                         error = TRUE;
2434                 } else if (tny_list_get_length (selected_attachments) > 1) {
2435                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
2436                         error = TRUE;
2437                 } else {
2438                         TnyIterator *iter;
2439                         iter = tny_list_create_iterator (selected_attachments);
2440                         mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2441                         g_object_unref (iter);
2442                 }
2443                 g_object_unref (selected_attachments);
2444
2445                 if (error)
2446                         return;
2447         } else {
2448                 g_object_ref (mime_part);
2449         }
2450
2451         if (tny_mime_part_is_purged (mime_part)) {
2452                 g_object_unref (mime_part);
2453                 return;
2454         }
2455
2456         if (!modest_tny_mime_part_is_msg (mime_part)) {
2457                 gchar *filepath = NULL;
2458                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
2459                 const gchar *content_type;
2460                 gboolean show_error_banner = FALSE;
2461                 GError *err;
2462                 TnyFsStream *temp_stream = NULL;
2463                 temp_stream = modest_utils_create_temp_stream (att_filename, attachment_uid,
2464                                                                &filepath);
2465
2466                 if (temp_stream != NULL) {
2467                         content_type = tny_mime_part_get_content_type (mime_part);
2468                         if (tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream), &err) >= 0) {
2469                                 /* make the file read-only */
2470                                 if (g_chmod(filepath, 0444) != 0)
2471                                         g_warning ("%s: failed to set file '%s' to read-only: %s",
2472                                                         __FUNCTION__, filepath, strerror(errno));
2473
2474                                 modest_platform_activate_file (filepath, content_type);
2475                         } else {
2476                                 /* error while saving attachment, maybe cerm_device_memory_full */
2477                                 show_error_banner = TRUE;
2478                                 if (err != NULL) {
2479                                         g_warning ("%s: tny_mime_part_decode_to_stream failed (%s)", __FUNCTION__, err->message);
2480                                         g_error_free (err);
2481                                 }
2482                         }
2483                         g_object_unref (temp_stream);
2484                         g_free (filepath);
2485                         /* NOTE: files in the temporary area will be automatically
2486                          * cleaned after some time if they are no longer in use */
2487                 } else {
2488                         if (filepath != NULL) {
2489                                 /* the file may already exist but it isn't writable,
2490                                  * let's try to open it anyway */
2491                                 content_type = tny_mime_part_get_content_type (mime_part);
2492                                 modest_platform_activate_file (filepath, content_type);
2493                                 g_free (filepath);
2494                         } else {
2495                                 g_warning ("%s: modest_utils_create_temp_stream failed", __FUNCTION__);
2496                                 show_error_banner = TRUE;
2497                         }
2498                 }
2499                 if (show_error_banner)
2500                         modest_platform_information_banner (NULL, NULL, _("mail_ib_file_operation_failed"));
2501         } else {
2502                 /* message attachment */
2503                 TnyHeader *header = NULL;
2504                 ModestWindowMgr *mgr;
2505                 ModestWindow *msg_win = NULL;
2506                 gboolean found;
2507
2508                 header = tny_msg_get_header (TNY_MSG (mime_part));
2509                 mgr = modest_runtime_get_window_mgr ();
2510                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
2511
2512                 if (found) {
2513                         if (msg_win)                            /* there is already a window for this uid; top it */
2514                                 gtk_window_present (GTK_WINDOW(msg_win));
2515                         else
2516                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
2517                                  * thus, we don't do anything */
2518                                 g_warning ("window for is already being created");
2519                 } else {
2520                         /* it's not found, so create a new window for it */
2521                         modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
2522                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
2523                         if (!account)
2524                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
2525                         msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account, attachment_uid);
2526                         modest_window_set_zoom (MODEST_WINDOW (msg_win),
2527                                                 modest_window_get_zoom (MODEST_WINDOW (window)));
2528                         modest_window_mgr_register_window (mgr, msg_win);
2529                         gtk_widget_show_all (GTK_WIDGET (msg_win));
2530                 }
2531         }
2532         g_object_unref (mime_part);
2533 }
2534
2535 typedef struct
2536 {
2537         gchar *filename;
2538         TnyMimePart *part;
2539 } SaveMimePartPair;
2540
2541 typedef struct
2542 {
2543         GList *pairs;
2544         GtkWidget *banner;
2545         GnomeVFSResult result;
2546 } SaveMimePartInfo;
2547
2548 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
2549 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
2550 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
2551 static void save_mime_parts_to_file_with_checks (SaveMimePartInfo *info);
2552
2553 static void
2554 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
2555 {
2556
2557         GList *node;
2558         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
2559                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
2560                 g_free (pair->filename);
2561                 g_object_unref (pair->part);
2562                 g_slice_free (SaveMimePartPair, pair);
2563         }
2564         g_list_free (info->pairs);
2565         info->pairs = NULL;
2566         if (with_struct) {
2567                 gtk_widget_destroy (info->banner);
2568                 g_slice_free (SaveMimePartInfo, info);
2569         }
2570 }
2571
2572 static gboolean
2573 idle_save_mime_part_show_result (SaveMimePartInfo *info)
2574 {
2575         if (info->pairs != NULL) {
2576                 save_mime_part_to_file (info);
2577         } else {
2578                 /* This is a GDK lock because we are an idle callback and
2579                  * hildon_banner_show_information is or does Gtk+ code */
2580
2581                 gdk_threads_enter (); /* CHECKED */
2582                 save_mime_part_info_free (info, TRUE);
2583                 if (info->result == GNOME_VFS_OK) {
2584                         hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
2585                 } else if (info->result == GNOME_VFS_ERROR_NO_SPACE) {
2586                         hildon_banner_show_information (NULL, NULL, dgettext("ke-recv",
2587                                                                              "cerm_device_memory_full"));
2588                 } else {
2589                         hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
2590                 }
2591                 gdk_threads_leave (); /* CHECKED */
2592         }
2593
2594         return FALSE;
2595 }
2596
2597 static gpointer
2598 save_mime_part_to_file (SaveMimePartInfo *info)
2599 {
2600         GnomeVFSHandle *handle;
2601         TnyStream *stream;
2602         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
2603
2604         info->result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0644);
2605         if (info->result == GNOME_VFS_OK) {
2606                 stream = tny_vfs_stream_new (handle);
2607                 if (tny_mime_part_decode_to_stream (pair->part, stream, NULL) < 0) {
2608                         info->result = GNOME_VFS_ERROR_IO;
2609                 }
2610                 g_object_unref (G_OBJECT (stream));
2611                 g_object_unref (pair->part);
2612                 g_slice_free (SaveMimePartPair, pair);
2613                 info->pairs = g_list_delete_link (info->pairs, info->pairs);
2614         } else {
2615                 save_mime_part_info_free (info, FALSE);
2616         }
2617
2618         g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
2619         return NULL;
2620 }
2621
2622 static void
2623 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
2624 {
2625         gboolean is_ok = TRUE;
2626         gint replaced_files = 0;
2627         const GList *files = info->pairs;
2628         const GList *iter;
2629
2630         for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
2631                 SaveMimePartPair *pair = iter->data;
2632                 if (modest_utils_file_exists (pair->filename)) {
2633                         replaced_files++;
2634                 }
2635         }
2636         if (replaced_files) {
2637                 GtkWidget *confirm_overwrite_dialog;
2638                 const gchar *message = (replaced_files == 1) ?
2639                         _FM("docm_nc_replace_file") : _FM("docm_nc_replace_multiple");
2640                 confirm_overwrite_dialog = hildon_note_new_confirmation (NULL, message);
2641                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
2642                         is_ok = FALSE;
2643                 }
2644                 gtk_widget_destroy (confirm_overwrite_dialog);
2645         }
2646
2647         if (!is_ok) {
2648                 save_mime_part_info_free (info, TRUE);
2649         } else {
2650                 GtkWidget *banner = hildon_banner_show_animation (NULL, NULL,
2651                                                                   _CS("sfil_ib_saving"));
2652                 info->banner = banner;
2653                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
2654         }
2655
2656 }
2657
2658
2659 void
2660 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, TnyList *mime_parts)
2661 {
2662         ModestMsgViewWindowPrivate *priv;
2663         GList *files_to_save = NULL;
2664         GtkWidget *save_dialog = NULL;
2665         gchar *folder = NULL;
2666         const gchar *filename = NULL;
2667         gchar *save_multiple_str = NULL;
2668
2669         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2670         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2671
2672         if (mime_parts == NULL) {
2673                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2674                 if (mime_parts == NULL || tny_list_get_length (mime_parts) == 0)
2675                         return;
2676         } else {
2677                 g_object_ref (mime_parts);
2678         }
2679
2680         /* prepare dialog */
2681         if (tny_list_get_length (mime_parts) == 1) {
2682                 TnyIterator *iter;
2683                 /* only one attachment selected */
2684                 iter = tny_list_create_iterator (mime_parts);
2685                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2686                 g_object_unref (iter);
2687                 if (!modest_tny_mime_part_is_msg (mime_part) &&
2688                     modest_tny_mime_part_is_attachment_for_modest (mime_part) &&
2689                     !tny_mime_part_is_purged (mime_part)) {
2690                         filename = tny_mime_part_get_filename (mime_part);
2691                 } else {
2692                         /* TODO: show any error? */
2693                         g_warning ("Tried to save a non-file attachment");
2694                         g_object_unref (mime_parts);
2695                         return;
2696                 }
2697                 g_object_unref (mime_part);
2698         } else {
2699                 save_multiple_str = g_strdup_printf (_FM("sfil_va_number_of_objects_attachments"),
2700                                                      tny_list_get_length (mime_parts));
2701         }
2702
2703         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
2704                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
2705
2706         /* set folder */
2707         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
2708         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
2709         g_free (folder);
2710
2711         /* set filename */
2712         if (filename != NULL)
2713                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
2714                                                    filename);
2715
2716         /* if multiple, set multiple string */
2717         if (save_multiple_str) {
2718                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
2719                 gtk_window_set_title (GTK_WINDOW (save_dialog), _FM("sfil_ti_save_objects_files"));
2720         }
2721
2722         /* show dialog */
2723         if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
2724                 gchar *chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
2725
2726                 if (!modest_utils_folder_writable (chooser_uri)) {
2727                         hildon_banner_show_information
2728                                 (NULL, NULL, dgettext("hildon-fm", "sfil_ib_readonly_location"));
2729                 } else {
2730                         TnyIterator *iter;
2731
2732                         iter = tny_list_create_iterator (mime_parts);
2733                         while (!tny_iterator_is_done (iter)) {
2734                                 TnyMimePart *mime_part = (TnyMimePart *) tny_iterator_get_current (iter);
2735
2736                                 if ((modest_tny_mime_part_is_attachment_for_modest (mime_part)) &&
2737                                     !tny_mime_part_is_purged (mime_part) &&
2738                                     (tny_mime_part_get_filename (mime_part) != NULL)) {
2739                                         SaveMimePartPair *pair;
2740
2741                                         pair = g_slice_new0 (SaveMimePartPair);
2742                                         if (save_multiple_str) {
2743                                                 gchar *escaped = gnome_vfs_escape_slashes (
2744                                                         tny_mime_part_get_filename (mime_part));
2745                                                 pair->filename = g_build_filename (chooser_uri, escaped, NULL);
2746                                                 g_free (escaped);
2747                                         } else {
2748                                                 pair->filename = g_strdup (chooser_uri);
2749                                         }
2750                                         pair->part = mime_part;
2751                                         files_to_save = g_list_prepend (files_to_save, pair);
2752                                 }
2753                                 tny_iterator_next (iter);
2754                         }
2755                         g_object_unref (iter);
2756                 }
2757                 g_free (chooser_uri);
2758         }
2759
2760         gtk_widget_destroy (save_dialog);
2761
2762         g_object_unref (mime_parts);
2763
2764         if (files_to_save != NULL) {
2765                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
2766                 info->pairs = files_to_save;
2767                 info->result = TRUE;
2768                 save_mime_parts_to_file_with_checks (info);
2769         }
2770 }
2771
2772 static gboolean
2773 show_remove_attachment_information (gpointer userdata)
2774 {
2775         ModestMsgViewWindow *window = (ModestMsgViewWindow *) userdata;
2776         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2777
2778         /* We're outside the main lock */
2779         gdk_threads_enter ();
2780
2781         if (priv->remove_attachment_banner != NULL) {
2782                 gtk_widget_destroy (priv->remove_attachment_banner);
2783                 g_object_unref (priv->remove_attachment_banner);
2784         }
2785
2786         priv->remove_attachment_banner = g_object_ref (
2787                 hildon_banner_show_animation (NULL, NULL, _("mcen_ib_removing_attachment")));
2788
2789         gdk_threads_leave ();
2790
2791         return FALSE;
2792 }
2793
2794 void
2795 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
2796 {
2797         ModestMsgViewWindowPrivate *priv;
2798         TnyList *mime_parts = NULL;
2799         gchar *confirmation_message;
2800         gint response;
2801         gint n_attachments;
2802         TnyMsg *msg;
2803         TnyIterator *iter;
2804 /*      TnyFolder *folder; */
2805
2806         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2807         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2808
2809         if (get_all)
2810                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2811         else
2812                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2813
2814         /* Remove already purged messages from mime parts list */
2815         iter = tny_list_create_iterator (mime_parts);
2816         while (!tny_iterator_is_done (iter)) {
2817                 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
2818                 tny_iterator_next (iter);
2819                 if (tny_mime_part_is_purged (part)) {
2820                         tny_list_remove (mime_parts, (GObject *) part);
2821                 }
2822                 g_object_unref (part);
2823         }
2824         g_object_unref (iter);
2825
2826         if (tny_list_get_length (mime_parts) == 0) {
2827                 g_object_unref (mime_parts);
2828                 return;
2829         }
2830
2831         n_attachments = tny_list_get_length (mime_parts);
2832         if (n_attachments == 1) {
2833                 gchar *filename;
2834                 TnyMimePart *part;
2835
2836                 iter = tny_list_create_iterator (mime_parts);
2837                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2838                 g_object_unref (iter);
2839                 if (modest_tny_mime_part_is_msg (part)) {
2840                         TnyHeader *header;
2841                         header = tny_msg_get_header (TNY_MSG (part));
2842                         filename = tny_header_dup_subject (header);
2843                         g_object_unref (header);
2844                         if (filename == NULL)
2845                                 filename = g_strdup (_("mail_va_no_subject"));
2846                 } else {
2847                         filename = g_strdup (tny_mime_part_get_filename (TNY_MIME_PART (part)));
2848                 }
2849                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
2850                 g_free (filename);
2851                 g_object_unref (part);
2852         } else {
2853                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
2854                                                                  "mcen_nc_purge_files_text",
2855                                                                  n_attachments), n_attachments);
2856         }
2857         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
2858                                                             confirmation_message);
2859         g_free (confirmation_message);
2860
2861         if (response != GTK_RESPONSE_OK) {
2862                 g_object_unref (mime_parts);
2863                 return;
2864         }
2865
2866         priv->purge_timeout = g_timeout_add (2000, show_remove_attachment_information, window);
2867 /*      folder = tny_msg_get_folder (msg); */
2868 /*      tny_msg_uncache_attachments (msg); */
2869 /*      tny_folder_refresh (folder, NULL); */
2870 /*      g_object_unref (folder); */
2871
2872         iter = tny_list_create_iterator (mime_parts);
2873         while (!tny_iterator_is_done (iter)) {
2874                 TnyMimePart *part;
2875
2876                 part = (TnyMimePart *) tny_iterator_get_current (iter);
2877                 tny_mime_part_set_purged (TNY_MIME_PART (part));
2878 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
2879                 g_object_unref (part);
2880                 tny_iterator_next (iter);
2881         }
2882         g_object_unref (iter);
2883
2884         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2885         tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
2886         tny_msg_rewrite_cache (msg);
2887         tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
2888         g_object_unref (msg);
2889
2890         g_object_unref (mime_parts);
2891
2892         if (priv->purge_timeout > 0) {
2893                 g_source_remove (priv->purge_timeout);
2894                 priv->purge_timeout = 0;
2895         }
2896
2897         if (priv->remove_attachment_banner) {
2898                 gtk_widget_destroy (priv->remove_attachment_banner);
2899                 g_object_unref (priv->remove_attachment_banner);
2900                 priv->remove_attachment_banner = NULL;
2901         }
2902
2903
2904 }
2905
2906
2907 static void
2908 update_window_title (ModestMsgViewWindow *window)
2909 {
2910         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2911         TnyMsg *msg = NULL;
2912         TnyHeader *header = NULL;
2913         gchar *subject = NULL;
2914
2915         msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
2916
2917         if (msg != NULL) {
2918                 header = tny_msg_get_header (msg);
2919                 subject = tny_header_dup_subject (header);
2920                 g_object_unref (header);
2921                 g_object_unref (msg);
2922         }
2923
2924         if ((subject == NULL)||(subject[0] == '\0')) {
2925                 g_free (subject);
2926                 subject = g_strdup (_("mail_va_no_subject"));
2927         }
2928
2929         gtk_window_set_title (GTK_WINDOW (window), subject);
2930 }
2931
2932
2933 static void on_move_focus (GtkWidget *widget,
2934                            GtkDirectionType direction,
2935                            gpointer userdata)
2936 {
2937         g_signal_stop_emission_by_name (G_OBJECT (widget), "move-focus");
2938 }
2939