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