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-platform.h"
  37 #include <modest-maemo-utils.h>
  38 #include <modest-tny-msg.h>
  39 #include <modest-msg-view-window.h>
  40 #include <modest-attachments-view.h>
  41 #include <modest-main-window-ui.h>
  42 #include "modest-msg-view-window-ui-dimming.h"
  43 #include <modest-widget-memory.h>
  44 #include <modest-runtime.h>
  45 #include <modest-window-priv.h>
  46 #include <modest-tny-folder.h>
  47 #include <modest-text-utils.h>
  48 #include <modest-account-mgr-helpers.h>
  49 #include "modest-progress-bar-widget.h"
  50 #include "modest-defs.h"
  51 #include "modest-hildon-includes.h"
  52 #include <gtkhtml/gtkhtml-search.h>
  53 #include "modest-ui-dimming-manager.h"
  54 #include <gdk/gdkkeysyms.h>
  55
  56 #define DEFAULT_FOLDER "MyDocs/.documents"
  57
  58 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
  59 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
  60 static void  modest_msg_view_window_finalize     (GObject *obj);
  61 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
  62                                                          gpointer data);
  63 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
  64                                                         ModestMsgViewWindow *obj);
  65 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
  66                                                         ModestMsgViewWindow *obj);
  67
  68 static void  modest_msg_view_window_set_zoom (ModestWindow *window,
  69                                               gdouble zoom);
  70 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
  71 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
  72 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
  73 static gboolean modest_msg_view_window_key_release_event (GtkWidget *window,
  74                                                           GdkEventKey *event,
  75                                                           gpointer userdata);
  76 static gboolean modest_msg_view_window_window_state_event (GtkWidget *widget,
  77                                                            GdkEventWindowState *event,
  78                                                            gpointer userdata);
  79 static void modest_msg_view_window_scroll_up (ModestWindow *window);
  80 static void modest_msg_view_window_scroll_down (ModestWindow *window);
  81 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
  82
  83 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
  84                                                    gboolean show_toolbar);
  85
  86 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
  87                                                            GdkEvent *event,
  88                                                            ModestMsgViewWindow *window);
  89
  90 static void cancel_progressbar (GtkToolButton *toolbutton,
  91                                 ModestMsgViewWindow *self);
  92
  93 static void         on_queue_changed                     (ModestMailOperationQueue *queue,
  94                                                           ModestMailOperation *mail_op,
  95                                                           ModestMailOperationQueueNotification type,
  96                                                           ModestMsgViewWindow *self);
  97
  98 static void view_msg_cb (ModestMailOperation *mail_op, TnyHeader *header, TnyMsg *msg, gpointer user_data);
  99
 100 static void set_toolbar_mode (ModestMsgViewWindow *self,
 101                               ModestToolBarModes mode);
 102
 103 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self);
 104
 105
 106 static void update_window_title (ModestMsgViewWindow *window);
 107
 108
 109 /* list my signals */
 110 enum {
 111         /* MY_SIGNAL_1, */
 112         /* MY_SIGNAL_2, */
 113         LAST_SIGNAL
 114 };
 115
 116 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 117         { "FindInMessage",    GTK_STOCK_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 118         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 119 };
 120
 121 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
 122         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
 123         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
 124         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
 125         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
 126         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
 127         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
 128 };
 129
 130 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
 131 struct _ModestMsgViewWindowPrivate {
 132
 133         GtkWidget   *msg_view;
 134         GtkWidget   *main_scroll;
 135         GtkWidget   *find_toolbar;
 136         gchar       *last_search;
 137
 138         /* Progress observers */
 139         GtkWidget        *progress_bar;
 140         GSList           *progress_widgets;
 141
 142         /* Tollbar items */
 143         GtkWidget   *progress_toolitem;
 144         GtkWidget   *cancel_toolitem;
 145         GtkWidget   *prev_toolitem;
 146         GtkWidget   *next_toolitem;
 147         ModestToolBarModes current_toolbar_mode;
 148
 149         /* Optimized view enabled */
 150         gboolean optimized_view;
 151
 152         GtkTreeModel *header_model;
 153         GtkTreeRowReference *row_reference;
 154
 155         guint clipboard_change_handler;
 156         guint queue_change_handler;
 157
 158         guint progress_bar_timeout;
 159
 160         gchar *msg_uid;
 161 };
 162
 163 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 164                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 165                                                     ModestMsgViewWindowPrivate))
 166 /* globals */
 167 static GtkWindowClass *parent_class = NULL;
 168
 169 /* uncomment the following if you have defined any signals */
 170 /* static guint signals[LAST_SIGNAL] = {0}; */
 171
 172 GType
 173 modest_msg_view_window_get_type (void)
 174 {
 175         static GType my_type = 0;
 176         if (!my_type) {
 177                 static const GTypeInfo my_info = {
 178                         sizeof(ModestMsgViewWindowClass),
 179                         NULL,           /* base init */
 180                         NULL,           /* base finalize */
 181                         (GClassInitFunc) modest_msg_view_window_class_init,
 182                         NULL,           /* class finalize */
 183                         NULL,           /* class data */
 184                         sizeof(ModestMsgViewWindow),
 185                         1,              /* n_preallocs */
 186                         (GInstanceInitFunc) modest_msg_view_window_init,
 187                         NULL
 188                 };
 189                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 190                                                   "ModestMsgViewWindow",
 191                                                   &my_info, 0);
 192         }
 193         return my_type;
 194 }
 195
 196 static void
 197 save_state (ModestWindow *self)
 198 {
 199         modest_widget_memory_save (modest_runtime_get_conf (),
 200                                    G_OBJECT(self),
 201                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 202 }
 203
 204
 205 static void
 206 restore_settings (ModestMsgViewWindow *self)
 207 {
 208         modest_widget_memory_restore (modest_runtime_get_conf (),
 209                                       G_OBJECT(self),
 210                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 211 }
 212
 213 static void
 214 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 215 {
 216         GObjectClass *gobject_class;
 217         ModestWindowClass *modest_window_class;
 218         gobject_class = (GObjectClass*) klass;
 219         modest_window_class = (ModestWindowClass *) klass;
 220
 221         parent_class            = g_type_class_peek_parent (klass);
 222         gobject_class->finalize = modest_msg_view_window_finalize;
 223
 224         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 225         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 226         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 227         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 228         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 229
 230         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 231
 232         modest_window_class->save_state_func = save_state;
 233 }
 234
 235 static void
 236 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 237 {
 238         ModestMsgViewWindowPrivate *priv;
 239         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 240
 241         priv->msg_view      = NULL;
 242         priv->header_model  = NULL;
 243         priv->clipboard_change_handler = 0;
 244         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 245
 246         priv->optimized_view  = FALSE;
 247         priv->progress_bar_timeout = 0;
 248         priv->msg_uid = NULL;
 249 }
 250
 251
 252 static gboolean
 253 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 254 {
 255         ModestMsgViewWindowPrivate *priv = NULL;
 256
 257         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 258
 259         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 260
 261         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
 262
 263         if (priv->progress_bar_timeout > 0) {
 264                 g_source_remove (priv->progress_bar_timeout);
 265                 priv->progress_bar_timeout = 0;
 266         }
 267
 268         return FALSE;
 269 }
 270
 271 static void
 272 set_toolbar_mode (ModestMsgViewWindow *self,
 273                   ModestToolBarModes mode)
 274 {
 275         ModestWindowPrivate *parent_priv;
 276         ModestMsgViewWindowPrivate *priv;
 277 /*      GtkWidget *widget = NULL; */
 278
 279         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 280
 281         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 282         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 283
 284         /* Sets current toolbar mode */
 285         priv->current_toolbar_mode = mode;
 286
 287         /* Update toolbar dimming state */
 288         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 289
 290         switch (mode) {
 291         case TOOLBAR_MODE_NORMAL:
 292 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 293 /*              gtk_action_set_sensitive (widget, TRUE); */
 294 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 295 /*              gtk_action_set_sensitive (widget, TRUE); */
 296 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 297 /*              gtk_action_set_sensitive (widget, TRUE); */
 298 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 299 /*              gtk_action_set_sensitive (widget, TRUE); */
 300
 301                 if (priv->prev_toolitem)
 302                         gtk_widget_show (priv->prev_toolitem);
 303
 304                 if (priv->next_toolitem)
 305                         gtk_widget_show (priv->next_toolitem);
 306
 307                 if (priv->progress_toolitem)
 308                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 309                 if (priv->progress_bar)
 310                         gtk_widget_hide (priv->progress_bar);
 311
 312                 if (priv->cancel_toolitem)
 313                         gtk_widget_hide (priv->cancel_toolitem);
 314
 315                 /* Hide toolbar if optimized view is enabled */
 316                 if (priv->optimized_view) {
 317                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 318                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 319                 }
 320
 321                 break;
 322         case TOOLBAR_MODE_TRANSFER:
 323 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 324 /*              gtk_action_set_sensitive (widget, FALSE); */
 325 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 326 /*              gtk_action_set_sensitive (widget, FALSE); */
 327 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 328 /*              gtk_action_set_sensitive (widget, FALSE); */
 329 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 330 /*              gtk_action_set_sensitive (widget, FALSE); */
 331
 332                 if (priv->prev_toolitem)
 333                         gtk_widget_hide (priv->prev_toolitem);
 334
 335                 if (priv->next_toolitem)
 336                         gtk_widget_hide (priv->next_toolitem);
 337
 338                 if (priv->progress_toolitem)
 339                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 340                 if (priv->progress_bar)
 341                         gtk_widget_show (priv->progress_bar);
 342
 343                 if (priv->cancel_toolitem)
 344                         gtk_widget_show (priv->cancel_toolitem);
 345
 346                 /* Show toolbar if it's hiden (optimized view ) */
 347                 if (priv->optimized_view) {
 348                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 349                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 350                 }
 351
 352                 break;
 353         default:
 354                 g_return_if_reached ();
 355         }
 356
 357 }
 358
 359
 360 static GtkWidget *
 361 menubar_to_menu (GtkUIManager *ui_manager)
 362 {
 363         GtkWidget *main_menu;
 364         GtkWidget *menubar;
 365         GList *iter;
 366
 367         /* Create new main menu */
 368         main_menu = gtk_menu_new();
 369
 370         /* Get the menubar from the UI manager */
 371         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 372
 373         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
 374         while (iter) {
 375                 GtkWidget *menu;
 376
 377                 menu = GTK_WIDGET (iter->data);
 378                 gtk_widget_reparent(menu, main_menu);
 379
 380                 iter = g_list_next (iter);
 381         }
 382         return main_menu;
 383 }
 384
 385 static void
 386 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
 387 {
 388         GtkWidget *main_vbox;
 389         ModestMsgViewWindowPrivate *priv;
 390         ModestWindowPrivate *parent_priv;
 391
 392         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 393         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 394
 395         priv->msg_view = modest_msg_view_new (msg);
 396         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 397         main_vbox = gtk_vbox_new  (FALSE, 6);
 398
 399         /* Menubar */
 400         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
 401         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
 402         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 403
 404         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 405         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 406         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 407
 408         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 409         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 410         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 411
 412         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 413         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 414         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 415         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 416
 417         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);
 418         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 419         gtk_box_pack_end (GTK_BOX (main_vbox), priv->find_toolbar, FALSE, FALSE, 0);
 420
 421 }
 422
 423
 424 static void
 425 modest_msg_view_window_finalize (GObject *obj)
 426 {
 427         ModestMsgViewWindowPrivate *priv;
 428
 429         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 430         if (priv->clipboard_change_handler > 0) {
 431                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
 432                 priv->clipboard_change_handler = 0;
 433         }
 434         if (priv->queue_change_handler > 0) {
 435                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
 436                 priv->queue_change_handler = 0;
 437         }
 438         if (priv->header_model != NULL) {
 439                 g_object_unref (priv->header_model);
 440                 priv->header_model = NULL;
 441         }
 442
 443         /* disconnet operations queue observer */
 444
 445         if (priv->progress_bar_timeout > 0) {
 446                 g_source_remove (priv->progress_bar_timeout);
 447                 priv->progress_bar_timeout = 0;
 448         }
 449
 450         if (priv->row_reference) {
 451                 gtk_tree_row_reference_free (priv->row_reference);
 452                 priv->row_reference = NULL;
 453         }
 454
 455         if (priv->msg_uid) {
 456                 g_free (priv->msg_uid);
 457                 priv->msg_uid = NULL;
 458         }
 459
 460         G_OBJECT_CLASS(parent_class)->finalize (obj);
 461 }
 462
 463
 464
 465 static gboolean
 466 on_delete_event (GtkWidget *widget, GdkEvent *event, ModestMsgViewWindow *self)
 467 {
 468         modest_window_save_state (MODEST_WINDOW (self));
 469         return FALSE;
 470 }
 471
 472 ModestWindow *
 473 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 474                                               const gchar *account_name,
 475                                               const gchar *msg_uid,
 476                                               GtkTreeModel *model,
 477                                               GtkTreeRowReference *row_reference)
 478 {
 479         ModestMsgViewWindow *window = NULL;
 480         ModestMsgViewWindowPrivate *priv = NULL;
 481
 482         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, account_name, msg_uid));
 483         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 484
 485         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 486
 487         g_object_ref (model);
 488         priv->header_model = model;
 489         priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 490
 491         modest_msg_view_window_update_priority (window);
 492
 493         /* Check toolbar dimming rules */
 494         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 495
 496         return MODEST_WINDOW(window);
 497 }
 498
 499
 500 ModestWindow *
 501 modest_msg_view_window_new (TnyMsg *msg,
 502                             const gchar *account_name,
 503                             const gchar *msg_uid)
 504 {
 505         ModestMsgViewWindow *self = NULL;
 506         GObject *obj = NULL;
 507         ModestMsgViewWindowPrivate *priv = NULL;
 508         ModestWindowPrivate *parent_priv = NULL;
 509         ModestDimmingRulesGroup *menu_rules_group = NULL;
 510         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 511         GtkActionGroup *action_group = NULL;
 512         GError *error = NULL;
 513
 514         g_return_val_if_fail (msg, NULL);
 515
 516         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 517         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 518         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 519         self = MODEST_MSG_VIEW_WINDOW (obj);
 520
 521         priv->msg_uid = g_strdup (msg_uid);
 522
 523         parent_priv->ui_manager = gtk_ui_manager_new();
 524         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 525
 526         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 527         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 528
 529         menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules");
 530         toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules");
 531
 532         /* Add common actions */
 533         gtk_action_group_add_actions (action_group,
 534                                       modest_action_entries,
 535                                       G_N_ELEMENTS (modest_action_entries),
 536                                       obj);
 537         gtk_action_group_add_toggle_actions (action_group,
 538                                              modest_toggle_action_entries,
 539                                              G_N_ELEMENTS (modest_toggle_action_entries),
 540                                              obj);
 541         gtk_action_group_add_toggle_actions (action_group,
 542                                              msg_view_toggle_action_entries,
 543                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 544                                              obj);
 545         gtk_action_group_add_radio_actions (action_group,
 546                                             msg_view_zoom_action_entries,
 547                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 548                                             100,
 549                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 550                                             obj);
 551
 552         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 553         g_object_unref (action_group);
 554
 555         /* Load the UI definition */
 556         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 557                                          &error);
 558         if (error) {
 559                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 560                 g_error_free (error);
 561                 error = NULL;
 562         }
 563         /* ****** */
 564
 565         /* Add common dimming rules */
 566         modest_dimming_rules_group_add_rules (menu_rules_group,
 567                                               modest_msg_view_menu_dimming_entries,
 568                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 569                                               self);
 570         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 571                                               modest_msg_view_toolbar_dimming_entries,
 572                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 573                                               self);
 574
 575         /* Insert dimming rules group for this window */
 576         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 577         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 578         g_object_unref (menu_rules_group);
 579         g_object_unref (toolbar_rules_group);
 580
 581         /* Add accelerators */
 582         gtk_window_add_accel_group (GTK_WINDOW (obj),
 583                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 584
 585         /* Init window */
 586         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
 587         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 588
 589         g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj);
 590
 591         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
 592                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 593         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 594                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 595         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 596                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 597         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 598                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 599         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 600                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 601
 602         g_signal_connect (G_OBJECT (obj), "key-release-event",
 603                           G_CALLBACK (modest_msg_view_window_key_release_event),
 604                           NULL);
 605
 606         g_signal_connect (G_OBJECT (obj), "window-state-event",
 607                           G_CALLBACK (modest_msg_view_window_window_state_event),
 608                           NULL);
 609
 610         /* Mail Operation Queue */
 611         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 612                                                        "queue-changed",
 613                                                        G_CALLBACK (on_queue_changed),
 614                                                        obj);
 615
 616         modest_window_set_active_account (MODEST_WINDOW(obj), account_name);
 617
 618         priv->last_search = NULL;
 619
 620         /* Init the clipboard actions dim status */
 621         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 622
 623         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 624
 625         /* Check toolbar dimming rules */
 626         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 627
 628         return MODEST_WINDOW(obj);
 629 }
 630
 631
 632 gboolean
 633 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
 634 {
 635         ModestMsgViewWindowPrivate *priv= NULL;
 636
 637         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 638         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 639
 640         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
 641 }
 642
 643 TnyHeader*
 644 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
 645 {
 646         ModestMsgViewWindowPrivate *priv= NULL;
 647         TnyMsg *msg = NULL;
 648         TnyHeader *header = NULL;
 649         GtkTreePath *path = NULL;
 650         GtkTreeIter iter;
 651
 652         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
 653         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 654
 655         /* Message is not obtained from a treemodel (Attachment ?) */
 656         if (priv->header_model == NULL) {
 657                 msg = modest_msg_view_window_get_message (self);
 658                 header = tny_msg_get_header (msg);
 659                 g_object_unref (msg);
 660                 return header;
 661         }
 662
 663         /* Get current message iter */
 664         path = gtk_tree_row_reference_get_path (priv->row_reference);
 665         g_return_val_if_fail (path != NULL, NULL);
 666         gtk_tree_model_get_iter (priv->header_model,
 667                                  &iter,
 668                                  path);
 669
 670         /* Get current message header */
 671         gtk_tree_model_get (priv->header_model, &iter,
 672                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 673                             &header, -1);
 674
 675         gtk_tree_path_free (path);
 676         return header;
 677 }
 678
 679 TnyMsg*
 680 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 681 {
 682         ModestMsgView *msg_view;
 683         ModestMsgViewWindowPrivate *priv;
 684
 685         g_return_val_if_fail (self, NULL);
 686
 687         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 688
 689         msg_view = MODEST_MSG_VIEW (priv->msg_view);
 690
 691         return modest_msg_view_get_message (msg_view);
 692 }
 693
 694 const gchar*
 695 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
 696 {
 697         ModestMsgViewWindowPrivate *priv;
 698
 699         g_return_val_if_fail (self, NULL);
 700
 701         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 702
 703         return (const gchar*) priv->msg_uid;
 704 }
 705
 706 static void
 707 toggle_action_set_active_block_notify (GtkToggleAction *action,
 708                                        gboolean value)
 709 {
 710         GSList *proxies = NULL;
 711
 712         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 713              proxies != NULL; proxies = g_slist_next (proxies)) {
 714                 GtkWidget *widget = (GtkWidget *) proxies->data;
 715                 gtk_action_block_activate_from (GTK_ACTION (action), widget);
 716         }
 717
 718         gtk_toggle_action_set_active (action, value);
 719
 720         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 721              proxies != NULL; proxies = g_slist_next (proxies)) {
 722                 GtkWidget *widget = (GtkWidget *) proxies->data;
 723                 gtk_action_unblock_activate_from (GTK_ACTION (action), widget);
 724         }
 725 }
 726
 727
 728 static void
 729 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
 730                                             gpointer data)
 731 {
 732         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
 733         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 734         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 735         gboolean is_active;
 736         GtkAction *action;
 737
 738         is_active = gtk_toggle_action_get_active (toggle);
 739
 740         if (is_active) {
 741                 gtk_widget_show (priv->find_toolbar);
 742                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
 743         } else {
 744                 gtk_widget_hide (priv->find_toolbar);
 745         }
 746
 747         /* update the toggle buttons status */
 748         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 749         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 750         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
 751         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 752
 753 }
 754
 755 static void
 756 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 757                                            ModestMsgViewWindow *obj)
 758 {
 759         GtkToggleAction *toggle;
 760         ModestWindowPrivate *parent_priv;
 761         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
 762
 763         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
 764         gtk_toggle_action_set_active (toggle, FALSE);
 765 }
 766
 767 static void
 768 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 769                                            ModestMsgViewWindow *obj)
 770 {
 771         gchar *current_search;
 772         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 773
 774         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 775
 776         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
 777                 g_free (current_search);
 778                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
 779                 return;
 780         }
 781
 782         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 783                 gboolean result;
 784                 g_free (priv->last_search);
 785                 priv->last_search = g_strdup (current_search);
 786                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 787                                                  priv->last_search);
 788                 if (!result) {
 789                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
 790                 }
 791         } else {
 792                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
 793                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
 794                         g_free (priv->last_search);
 795                         priv->last_search = NULL;
 796                 }
 797         }
 798
 799         g_free (current_search);
 800
 801 }
 802
 803 static void
 804 modest_msg_view_window_set_zoom (ModestWindow *window,
 805                                  gdouble zoom)
 806 {
 807         ModestMsgViewWindowPrivate *priv;
 808
 809         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 810
 811         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 812         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 813 }
 814
 815 static gdouble
 816 modest_msg_view_window_get_zoom (ModestWindow *window)
 817 {
 818         ModestMsgViewWindowPrivate *priv;
 819
 820         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 821
 822         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 823         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 824 }
 825
 826 static gboolean
 827 modest_msg_view_window_zoom_plus (ModestWindow *window)
 828 {
 829         ModestWindowPrivate *parent_priv;
 830         GtkRadioAction *zoom_radio_action;
 831         GSList *group, *node;
 832
 833         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 834         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 835                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 836
 837         group = gtk_radio_action_get_group (zoom_radio_action);
 838
 839         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 840                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
 841                 return FALSE;
 842         }
 843
 844         for (node = group; node != NULL; node = g_slist_next (node)) {
 845                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 846                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 847                         return TRUE;
 848                 }
 849         }
 850         return FALSE;
 851 }
 852
 853 static gboolean
 854 modest_msg_view_window_zoom_minus (ModestWindow *window)
 855 {
 856         ModestWindowPrivate *parent_priv;
 857         GtkRadioAction *zoom_radio_action;
 858         GSList *group, *node;
 859
 860         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 861         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 862                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 863
 864         group = gtk_radio_action_get_group (zoom_radio_action);
 865
 866         for (node = group; node != NULL; node = g_slist_next (node)) {
 867                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 868                         if (node->next != NULL) {
 869                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 870                                 return TRUE;
 871                         } else {
 872                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
 873                                 return FALSE;
 874                         }
 875                         break;
 876                 }
 877         }
 878         return FALSE;
 879 }
 880
 881 static gboolean
 882 modest_msg_view_window_key_release_event (GtkWidget *window,
 883                                           GdkEventKey *event,
 884                                           gpointer userdata)
 885 {
 886         if (event->type == GDK_KEY_RELEASE) {
 887                 switch (event->keyval) {
 888                 case GDK_Up:
 889                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 890                         return TRUE;
 891                         break;
 892                 case GDK_Down:
 893                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 894                         return TRUE;
 895                         break;
 896                 default:
 897                         return FALSE;
 898                         break;
 899                 };
 900         } else {
 901                 return FALSE;
 902         }
 903 }
 904
 905 static void
 906 modest_msg_view_window_scroll_up (ModestWindow *window)
 907 {
 908         ModestMsgViewWindowPrivate *priv;
 909         gboolean return_value;
 910
 911         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 912         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
 913 }
 914
 915 static void
 916 modest_msg_view_window_scroll_down (ModestWindow *window)
 917 {
 918         ModestMsgViewWindowPrivate *priv;
 919         gboolean return_value;
 920
 921         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 922         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
 923 }
 924
 925 gboolean
 926 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
 927 {
 928         GtkTreePath *path;
 929         ModestMsgViewWindowPrivate *priv;
 930         GtkTreeIter tmp_iter;
 931         gboolean has_next = FALSE;
 932
 933         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 934         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 935
 936         if (priv->header_model) {
 937                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 938                 if (path == NULL) return FALSE;
 939                 while (!has_next) {
 940                         TnyHeader *header;
 941                         gtk_tree_path_next (path);
 942                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 943                                 break;
 944                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 945                                             &header, -1);
 946                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
 947                                 has_next = TRUE;
 948                                 break;
 949                         }
 950                 }
 951                 gtk_tree_path_free (path);
 952                 return !has_next;
 953         } else {
 954                 return TRUE;
 955         }
 956
 957 }
 958
 959 gboolean
 960 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
 961 {
 962         ModestMsgViewWindowPrivate *priv;
 963
 964         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 965         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 966
 967         return priv->header_model != NULL;
 968 }
 969
 970 gboolean
 971 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
 972 {
 973         GtkTreePath *path;
 974         ModestMsgViewWindowPrivate *priv;
 975         gboolean result;
 976         GtkTreeIter tmp_iter;
 977
 978         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 979         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 980
 981         if (priv->header_model) {
 982                 gchar * path_string;
 983                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 984                 if (!path)
 985                         return TRUE;
 986
 987                 path_string = gtk_tree_path_to_string (path);
 988                 result = (strcmp (path_string, "0")==0);
 989                 if (result) {
 990                         g_free (path_string);
 991                         gtk_tree_path_free (path);
 992                         return result;
 993                 }
 994
 995                 while (result) {
 996                         TnyHeader *header;
 997
 998                         gtk_tree_path_prev (path);
 999
1000                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1001                                 break;
1002                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1003                                             &header, -1);
1004                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1005                                 result = FALSE;
1006                                 break;
1007                         }
1008
1009                         path_string = gtk_tree_path_to_string (path);
1010                         if (strcmp(path_string, "0")==0) {
1011                                 g_free (path_string);
1012                                 break;
1013                         }
1014                         g_free (path_string);
1015                 }
1016                 gtk_tree_path_free (path);
1017                 return result;
1018         } else {
1019                 return TRUE;
1020         }
1021
1022 }
1023
1024 gboolean
1025 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1026 {
1027         TnyHeaderFlags flags;
1028         ModestMailOperation *mail_op = NULL;
1029         ModestMsgViewWindowPrivate *priv;
1030         GtkTreePath *path= NULL;
1031         GtkTreeIter tmp_iter;
1032
1033         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1034         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1035
1036         if (priv->header_model) {
1037                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1038                 if (path == NULL) return FALSE;
1039
1040                 gtk_tree_model_get_iter (priv->header_model,
1041                                          &tmp_iter,
1042                                          path);
1043                 while (gtk_tree_model_iter_next (priv->header_model, &tmp_iter)) {
1044                         TnyHeader *header;
1045                         GtkTreePath *path;
1046
1047                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1048                                             &header, -1);
1049                         if (!header)
1050                                 break;
1051                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)
1052                                 continue;
1053
1054                         /* Update the row reference */
1055                         gtk_tree_row_reference_free (priv->row_reference);
1056                         path = gtk_tree_model_get_path (priv->header_model, &tmp_iter);
1057                         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1058                         gtk_tree_path_free (path);
1059
1060                         /* Mark as read */
1061                         flags = tny_header_get_flags (header);
1062                         if (!(flags & TNY_HEADER_FLAG_SEEN))
1063                                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1064
1065                         /* Msg download completed */
1066                         if (flags & TNY_HEADER_FLAG_CACHED) {
1067                                 /* No download is necessary, because the message is cached: */
1068                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1069                         } else {
1070                                 /* Offer the connection dialog if necessary: */
1071                                 TnyFolder *folder = tny_header_get_folder(header);
1072                                 if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
1073                                         g_object_unref (folder);
1074                                         return FALSE;
1075                                 }
1076                                 if (folder) {
1077                                         g_object_unref (folder);
1078                                         folder = NULL;
1079                                 }
1080
1081                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1082                         }
1083
1084                         /* New mail operation */
1085                         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1086                         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1087                         g_object_unref (mail_op);
1088
1089                         /* Update toolbar dimming rules */
1090                         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1091
1092                         return TRUE;
1093                 }
1094                 gtk_tree_path_free (path);
1095         }
1096         return FALSE;
1097 }
1098
1099 gboolean
1100 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1101 {
1102         ModestMsgViewWindowPrivate *priv = NULL;
1103         ModestMailOperation *mail_op = NULL;
1104         TnyHeader *header = NULL;
1105         TnyHeaderFlags flags;
1106         GtkTreePath *path = NULL;
1107         GtkTreeIter iter;
1108
1109         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1110         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1111
1112         /* Check that the model is not empty */
1113         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1114                 return FALSE;
1115
1116         /* Get the header */
1117         gtk_tree_model_get (priv->header_model,
1118                             &iter,
1119                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1120                             &header, -1);
1121
1122         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1123         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1124                 g_object_unref (header);
1125                 return modest_msg_view_window_select_next_message (self);
1126         }
1127
1128         /* Update the row reference */
1129         gtk_tree_row_reference_free (priv->row_reference);
1130         path = gtk_tree_path_new_first ();
1131         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1132         gtk_tree_path_free (path);
1133
1134         /* Mark as read */
1135         flags = tny_header_get_flags (header);
1136         if (!(flags & TNY_HEADER_FLAG_SEEN))
1137                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1138
1139         /* Msg download completed */
1140         if (flags & TNY_HEADER_FLAG_CACHED)
1141                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(self));
1142         else
1143                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(self));
1144
1145         /* New mail operation */
1146         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1147         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1148         g_object_unref (mail_op);
1149
1150         /* Update toolbar dimming rules */
1151         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
1152
1153         /* Free */
1154         g_object_unref (header);
1155
1156         return TRUE;
1157 }
1158
1159 gboolean
1160 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1161 {
1162         TnyHeaderFlags flags;
1163         ModestMsgViewWindowPrivate *priv = NULL;
1164         GtkTreePath *path;
1165         ModestMailOperation *mail_op = NULL;
1166
1167         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1168         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1169
1170         /* Return inmediatly if there is no header model */
1171         if (!priv->header_model)
1172                 return FALSE;
1173
1174         path = gtk_tree_row_reference_get_path (priv->row_reference);
1175         while (gtk_tree_path_prev (path)) {
1176                 TnyHeader *header;
1177                 GtkTreeIter iter;
1178
1179                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1180                 gtk_tree_model_get (priv->header_model, &iter,
1181                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1182                                     &header, -1);
1183                 if (!header)
1184                         break;
1185                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1186                         g_object_unref (header);
1187                         continue;
1188                 }
1189
1190                 /* Update the row reference */
1191                 gtk_tree_row_reference_free (priv->row_reference);
1192                 priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1193
1194                 /* Mark as read */
1195                 flags = tny_header_get_flags (header);
1196                 if (!(flags & TNY_HEADER_FLAG_SEEN))
1197                         tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1198
1199                 /* Msg download completed */
1200                 if (flags & TNY_HEADER_FLAG_CACHED)
1201                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1202                 else
1203                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1204
1205                 /* New mail operation */
1206                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1207                 modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1208
1209                 /* Update toolbar dimming rules */
1210                 modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1211
1212                 g_object_unref (header);
1213
1214                 return TRUE;
1215         }
1216
1217         gtk_tree_path_free (path);
1218         return FALSE;
1219 }
1220
1221 static void
1222 view_msg_cb (ModestMailOperation *mail_op,
1223              TnyHeader *header,
1224              TnyMsg *msg,
1225              gpointer user_data)
1226 {
1227         ModestMsgViewWindow *self = NULL;
1228         ModestMsgViewWindowPrivate *priv = NULL;
1229
1230         g_return_if_fail (TNY_IS_MSG (msg));
1231
1232         /* Get the window */
1233         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1234         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1235
1236         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1237
1238         /* Set new message */
1239         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1240         modest_msg_view_window_update_priority (self);
1241         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1242         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1243
1244         /* Free new references */
1245         g_object_unref (self);
1246 }
1247
1248 TnyFolderType
1249 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1250 {
1251         ModestMsgViewWindowPrivate *priv;
1252         TnyMsg *msg;
1253         TnyFolderType folder_type;
1254
1255         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1256
1257         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1258
1259         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1260         if (msg) {
1261                 TnyFolder *folder;
1262
1263                 folder = tny_msg_get_folder (msg);
1264
1265                 if (folder) {
1266                         folder_type = tny_folder_get_folder_type (folder);
1267
1268                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1269                                 const gchar *fname = tny_folder_get_name (folder);
1270                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1271                         }
1272
1273                         g_object_unref (folder);
1274                 }
1275                 g_object_unref (msg);
1276         }
1277
1278         return folder_type;
1279 }
1280
1281
1282 static void
1283 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1284 {
1285         ModestMsgViewWindowPrivate *priv;
1286         TnyHeaderFlags flags = 0;
1287
1288         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1289
1290         if (priv->header_model) {
1291                 TnyHeader *header;
1292                 GtkTreeIter iter;
1293                 GtkTreePath *path = NULL;
1294
1295                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1296                 g_return_if_fail (path != NULL);
1297                 gtk_tree_model_get_iter (priv->header_model,
1298                                          &iter,
1299                                          gtk_tree_row_reference_get_path (priv->row_reference));
1300
1301                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1302                                     &header, -1);
1303                 flags = tny_header_get_flags (header);
1304                 gtk_tree_path_free (path);
1305         }
1306
1307         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1308
1309 }
1310
1311 static gboolean
1312 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1313 {
1314         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1315                 ModestWindowPrivate *parent_priv;
1316                 ModestWindowMgr *mgr;
1317                 gboolean is_fullscreen;
1318                 GtkAction *fs_toggle_action;
1319                 gboolean active;
1320
1321                 mgr = modest_runtime_get_window_mgr ();
1322                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1323
1324                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1325
1326                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1327                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1328                 if (is_fullscreen != active) {
1329                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1330                 }
1331         }
1332
1333         return FALSE;
1334
1335 }
1336
1337 void
1338 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1339 {
1340                 ModestWindowPrivate *parent_priv;
1341                 GtkAction *fs_toggle_action;
1342                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1343
1344                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1345                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1346                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1347 }
1348
1349 static void
1350 set_homogeneous (GtkWidget *widget,
1351                  gpointer data)
1352 {
1353         if (GTK_IS_TOOL_ITEM (widget)) {
1354                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1355                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1356         }
1357 }
1358
1359 static void
1360 modest_msg_view_window_show_toolbar (ModestWindow *self,
1361                                      gboolean show_toolbar)
1362 {
1363         ModestMsgViewWindowPrivate *priv = NULL;
1364         ModestWindowPrivate *parent_priv;
1365         GtkWidget *reply_button = NULL, *menu = NULL;
1366         GtkWidget *placeholder = NULL;
1367         gint insert_index;
1368
1369         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1370         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1371
1372         /* Set optimized view status */
1373         priv->optimized_view = !show_toolbar;
1374
1375         if (!parent_priv->toolbar) {
1376                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1377                                                                   "/ToolBar");
1378
1379                 /* Set homogeneous toolbar */
1380                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1381                                        set_homogeneous, NULL);
1382
1383                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1384                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1385                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1386                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1387                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1388                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1389                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1390                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1391
1392                 /* Add ProgressBar (Transfer toolbar) */
1393                 priv->progress_bar = modest_progress_bar_widget_new ();
1394                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1395                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1396                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1397                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1398                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1399
1400                 /* Connect cancel 'clicked' signal to abort progress mode */
1401                 g_signal_connect(priv->cancel_toolitem, "clicked",
1402                                  G_CALLBACK(cancel_progressbar),
1403                                  self);
1404
1405                 /* Add it to the observers list */
1406                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1407
1408                 /* Add to window */
1409                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1410                                            GTK_TOOLBAR (parent_priv->toolbar));
1411
1412
1413                 /* Set reply button tap and hold menu */
1414                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1415                                                           "/ToolBar/ToolbarMessageReply");
1416                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1417                                                   "/ToolbarReplyCSM");
1418                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1419         }
1420
1421         if (show_toolbar) {
1422                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1423                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1424                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1425
1426                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1427                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1428
1429         } else {
1430                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1431                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1432         }
1433 }
1434
1435 static void
1436 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1437                                                GdkEvent *event,
1438                                                ModestMsgViewWindow *window)
1439 {
1440         ModestWindowPrivate *parent_priv;
1441 /*      GtkAction *action; */
1442         gboolean is_address;
1443         gchar *selection;
1444         GtkWidget *focused;
1445
1446         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1447         selection = gtk_clipboard_wait_for_text (clipboard);
1448
1449         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1450
1451 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1452 /*      gtk_action_set_sensitive (action, is_address); */
1453
1454         focused = gtk_window_get_focus (GTK_WINDOW (window));
1455
1456 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1457 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1458
1459 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1460 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1461
1462         g_free (selection);
1463 /*      modest_msg_view_window_update_dimmed (window); */
1464
1465 }
1466
1467 gboolean
1468 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1469 {
1470         ModestMsgViewWindowPrivate *priv;
1471
1472         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1473         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1474
1475         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1476 }
1477
1478 static void
1479 cancel_progressbar (GtkToolButton *toolbutton,
1480                     ModestMsgViewWindow *self)
1481 {
1482         GSList *tmp;
1483         ModestMsgViewWindowPrivate *priv;
1484
1485         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1486
1487         /* Get operation observers and cancel its current operation */
1488         tmp = priv->progress_widgets;
1489         while (tmp) {
1490                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1491                 tmp=g_slist_next(tmp);
1492         }
1493 }
1494 static gboolean
1495 observers_empty (ModestMsgViewWindow *self)
1496 {
1497         GSList *tmp = NULL;
1498         ModestMsgViewWindowPrivate *priv;
1499         gboolean is_empty = TRUE;
1500         guint pending_ops = 0;
1501
1502         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1503         tmp = priv->progress_widgets;
1504
1505         /* Check all observers */
1506         while (tmp && is_empty)  {
1507                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1508                 is_empty = pending_ops == 0;
1509
1510                 tmp = g_slist_next(tmp);
1511         }
1512
1513         return is_empty;
1514 }
1515
1516
1517 static void
1518 on_queue_changed (ModestMailOperationQueue *queue,
1519                   ModestMailOperation *mail_op,
1520                   ModestMailOperationQueueNotification type,
1521                   ModestMsgViewWindow *self)
1522 {
1523         GSList *tmp;
1524         ModestMsgViewWindowPrivate *priv;
1525         ModestMailOperationTypeOperation op_type;
1526         ModestToolBarModes mode;
1527
1528         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1529         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1530
1531         /* If this operations was created by another window, do nothing */
1532         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1533             return;
1534
1535         /* Get toolbar mode from operation id*/
1536         op_type = modest_mail_operation_get_type_operation (mail_op);
1537         switch (op_type) {
1538         case MODEST_MAIL_OPERATION_TYPE_SEND:
1539         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1540         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1541                 mode = TOOLBAR_MODE_TRANSFER;
1542                 break;
1543         default:
1544                 mode = TOOLBAR_MODE_NORMAL;
1545
1546         }
1547
1548         /* Add operation observers and change toolbar if neccessary*/
1549         tmp = priv->progress_widgets;
1550         switch (type) {
1551         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1552                 if (mode == TOOLBAR_MODE_TRANSFER) {
1553                         /* Enable transfer toolbar mode */
1554                         set_toolbar_transfer_mode(self);
1555                         while (tmp) {
1556                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1557                                                                       mail_op);
1558                                 tmp = g_slist_next (tmp);
1559                         }
1560
1561                 }
1562                 break;
1563         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1564                 if (mode == TOOLBAR_MODE_TRANSFER) {
1565                         while (tmp) {
1566                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1567                                                                  mail_op);
1568                                 tmp = g_slist_next (tmp);
1569
1570                         }
1571
1572                         /* If no more operations are being observed, NORMAL mode is enabled again */
1573                         if (observers_empty (self)) {
1574                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1575                         }
1576                 }
1577                 break;
1578         }
1579 }
1580
1581 GList *
1582 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
1583 {
1584         ModestMsgViewWindowPrivate *priv;
1585         GList *selected_attachments = NULL;
1586
1587         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1588         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1589
1590         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1591
1592         return selected_attachments;
1593 }
1594
1595 void
1596 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1597 {
1598         ModestMsgViewWindowPrivate *priv;
1599         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1600         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1601
1602         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1603
1604         if (mime_part == NULL) {
1605                 gboolean error = FALSE;
1606                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1607                 if (selected_attachments == NULL) {
1608                         error = TRUE;
1609                 } else if (g_list_length (selected_attachments) > 1) {
1610                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1611                         error = TRUE;
1612                 } else {
1613                         mime_part = (TnyMimePart *) selected_attachments->data;
1614                         g_object_ref (mime_part);
1615                 }
1616                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1617                 g_list_free (selected_attachments);
1618
1619                 if (error)
1620                         return;
1621         } else {
1622                 g_object_ref (mime_part);
1623         }
1624
1625         if (tny_mime_part_is_purged (mime_part)) {
1626                 g_object_unref (mime_part);
1627                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1628                 return;
1629         }
1630
1631         if (!TNY_IS_MSG (mime_part)) {
1632                 gchar *filepath = NULL;
1633                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1634                 gchar *extension = NULL;
1635                 TnyFsStream *temp_stream = NULL;
1636
1637                 if (att_filename) {
1638                         extension = g_strrstr (att_filename, ".");
1639                         if (extension != NULL)
1640                                 extension++;
1641                 }
1642
1643                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1644
1645                 if (temp_stream) {
1646                         const gchar *content_type;
1647                         content_type = tny_mime_part_get_content_type (mime_part);
1648                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1649
1650                         modest_platform_activate_file (filepath, content_type);
1651                         g_object_unref (temp_stream);
1652                         g_free (filepath);
1653                         /* TODO: delete temporary file */
1654                 }
1655         } else {
1656                 /* message attachment */
1657                 TnyHeader *header = NULL;
1658                 ModestWindowMgr *mgr;
1659                 ModestWindow *msg_win = NULL;
1660                 gboolean found;
1661
1662                 header = tny_msg_get_header (TNY_MSG (mime_part));
1663                 mgr = modest_runtime_get_window_mgr ();
1664                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1665
1666                 if (found) {
1667                         if (msg_win)                            /* there is already a window for this uid; top it */
1668                                 gtk_window_present (GTK_WINDOW(msg_win));
1669                         else
1670                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1671                                  * thus, we don't do anything */
1672                                 g_warning ("window for is already being created");
1673                 } else {
1674                         /* it's not found, so create a new window for it */
1675                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1676                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1677                         if (!account)
1678                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1679                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1680                         modest_window_mgr_register_window (mgr, msg_win);
1681                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1682                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1683                 }
1684         }
1685         g_object_unref (mime_part);
1686 }
1687
1688 static gboolean
1689 save_mime_part_to_file (const gchar *filename, TnyMimePart *mime_part)
1690 {
1691         GnomeVFSResult result;
1692         GnomeVFSHandle *handle;
1693         TnyStream *stream;
1694
1695         result = gnome_vfs_create (&handle, filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1696         if (result != GNOME_VFS_OK) {
1697                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1698                 return FALSE;
1699         }
1700         stream = tny_vfs_stream_new (handle);
1701         tny_mime_part_decode_to_stream (mime_part, stream);
1702         g_object_unref (G_OBJECT (stream));
1703         return TRUE;
1704 }
1705
1706 static gboolean
1707 save_mime_part_to_file_with_checks (GtkWindow *parent, const gchar *filename, TnyMimePart *mime_part)
1708 {
1709         if (modest_maemo_utils_file_exists (filename)) {
1710                 GtkWidget *confirm_overwrite_dialog;
1711                 confirm_overwrite_dialog = hildon_note_new_confirmation (GTK_WINDOW (parent),
1712                                                                          _("emev_nc_replace_files"));
1713                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1714                         gtk_widget_destroy (confirm_overwrite_dialog);
1715                         return FALSE;
1716                 }
1717                 gtk_widget_destroy (confirm_overwrite_dialog);
1718         }
1719
1720         return save_mime_part_to_file (filename, mime_part);
1721 }
1722
1723 void
1724 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1725 {
1726         gboolean clean_list = FALSE;
1727         ModestMsgViewWindowPrivate *priv;
1728         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1729
1730         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1731
1732         if (mime_parts == NULL) {
1733                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1734                 if (mime_parts == NULL)
1735                         return;
1736                 clean_list = TRUE;
1737         }
1738
1739         if (mime_parts->next == NULL) {
1740                 /* only one attachment selected */
1741                 GtkWidget *save_dialog = NULL;
1742                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1743                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1744                         const gchar *filename;
1745                         gchar *folder;
1746                         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1747                         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1748                         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1749                         g_free (folder);
1750                         filename = tny_mime_part_get_filename (mime_part);
1751                         if (filename != NULL)
1752                                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog), filename);
1753                         while (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1754                                 gchar *filename_tmp = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1755                                 gboolean save_result;
1756                                 if (!modest_maemo_utils_folder_writable (filename_tmp)) {
1757                                         g_free (filename_tmp);
1758                                         hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1759                                         continue;
1760                                 }
1761                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1762                                                                                   filename_tmp, mime_part);
1763                                 g_free (filename_tmp);
1764                                 if (save_result)
1765                                         break;
1766                                 else
1767                                         continue;
1768                         }
1769                         gtk_widget_destroy (save_dialog);
1770                 } else {
1771                         g_warning ("Tried to save a non-file attachment");
1772                 }
1773         } else {
1774                 GtkWidget *save_dialog = NULL;
1775                 gchar *folder;
1776                 gchar *save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"),
1777                                                             g_list_length (mime_parts));
1778                 save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1779                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1780
1781                 folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1782                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1783                 g_free (folder);
1784                 if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1785                         gchar *foldername = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1786                         GList *node = NULL;
1787                         gboolean attachment_found = FALSE;
1788                         if (!modest_maemo_utils_folder_writable (foldername)) {
1789                                 g_free (foldername);
1790                                 hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1791                         }
1792                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1793                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1794                                 if (tny_mime_part_is_attachment (mime_part)) {
1795                                         const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1796                                         if (att_filename != NULL) {
1797                                                 gchar *full_filename;
1798                                                 gboolean save_result;
1799                                                 full_filename = g_build_filename (foldername, att_filename, NULL);
1800                                                 attachment_found = TRUE;
1801
1802                                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1803                                                                                                   full_filename, mime_part);
1804                                                 g_free (full_filename);
1805                                                 if (!save_result)
1806                                                         break;
1807                                         }
1808                                 }
1809                         }
1810                         gtk_widget_destroy (save_dialog);
1811                 } else {
1812                         g_warning ("Tried to save a non-file attachment");
1813                 }
1814                 /* more than one attachment selected */
1815         }
1816         if (clean_list) {
1817                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1818                 g_list_free (mime_parts);
1819         }
1820 }
1821
1822 void
1823 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1824 {
1825         ModestMsgViewWindowPrivate *priv;
1826         GList *mime_parts = NULL, *node;
1827         gchar *confirmation_message;
1828         gint response;
1829         gint n_attachments;
1830         TnyMsg *msg;
1831 /*      TnyFolder *folder; */
1832
1833         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1834         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1835
1836         if (get_all)
1837                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1838         else
1839                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1840
1841         /* Remove already purged messages from mime parts list */
1842         node = mime_parts;
1843         while (node != NULL) {
1844                 TnyMimePart *part = TNY_MIME_PART (node->data);
1845                 if (tny_mime_part_is_purged (part)) {
1846                         GList *deleted_node = node;
1847                         node = g_list_next (node);
1848                         g_object_unref (part);
1849                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
1850                 } else {
1851                         node = g_list_next (node);
1852                 }
1853         }
1854
1855         if (mime_parts == NULL)
1856                 return;
1857
1858         n_attachments = g_list_length (mime_parts);
1859         if (n_attachments == 1) {
1860                 const gchar *filename;
1861
1862                 if (TNY_IS_MSG (mime_parts->data)) {
1863                         TnyHeader *header;
1864                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
1865                         filename = tny_header_get_subject (header);
1866                         g_object_unref (header);
1867                         if (filename == NULL)
1868                                 filename = _("mail_va_no_subject");
1869                 } else {
1870                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
1871                 }
1872                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
1873         } else {
1874                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
1875                                                                  "mcen_nc_purge_files_text",
1876                                                                  n_attachments), n_attachments);
1877         }
1878         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1879                                                             confirmation_message);
1880         g_free (confirmation_message);
1881
1882         if (response != GTK_RESPONSE_OK)
1883                 return;
1884
1885 /*      folder = tny_msg_get_folder (msg); */
1886 /*      tny_msg_uncache_attachments (msg); */
1887 /*      tny_folder_refresh (folder, NULL); */
1888 /*      g_object_unref (folder); */
1889
1890         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
1891
1892         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1893                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
1894 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
1895         }
1896
1897         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1898         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
1899         tny_msg_rewrite_cache (msg);
1900         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1901
1902         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1903         g_list_free (mime_parts);
1904
1905
1906 }
1907
1908
1909 static void
1910 update_window_title (ModestMsgViewWindow *window)
1911 {
1912         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1913         TnyMsg *msg = NULL;
1914         TnyHeader *header = NULL;
1915         const gchar *subject = NULL;
1916
1917         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1918         if (msg != NULL) {
1919                 header = tny_msg_get_header (msg);
1920                 subject = tny_header_get_subject (header);
1921                 g_object_unref (msg);
1922         }
1923
1924         if ((subject == NULL)||(subject[0] == '\0'))
1925                 subject = _("mail_va_no_subject");
1926
1927         gtk_window_set_title (GTK_WINDOW (window), subject);
1928 }
1929
1930