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 static void update_window_title (ModestMsgViewWindow *window);
 106
 107 static gboolean download_uncached_message (TnyHeader *header, GtkWindow *win);
 108
 109
 110 /* list my signals */
 111 enum {
 112         /* MY_SIGNAL_1, */
 113         /* MY_SIGNAL_2, */
 114         LAST_SIGNAL
 115 };
 116
 117 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 118         { "FindInMessage",    GTK_STOCK_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 119         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_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 /*      GtkWidget *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         /* Update toolbar dimming state */
 289         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 290
 291         switch (mode) {
 292         case TOOLBAR_MODE_NORMAL:
 293 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 294 /*              gtk_action_set_sensitive (widget, TRUE); */
 295 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 296 /*              gtk_action_set_sensitive (widget, TRUE); */
 297 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 298 /*              gtk_action_set_sensitive (widget, TRUE); */
 299 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 300 /*              gtk_action_set_sensitive (widget, TRUE); */
 301
 302                 if (priv->prev_toolitem)
 303                         gtk_widget_show (priv->prev_toolitem);
 304
 305                 if (priv->next_toolitem)
 306                         gtk_widget_show (priv->next_toolitem);
 307
 308                 if (priv->progress_toolitem)
 309                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 310                 if (priv->progress_bar)
 311                         gtk_widget_hide (priv->progress_bar);
 312
 313                 if (priv->cancel_toolitem)
 314                         gtk_widget_hide (priv->cancel_toolitem);
 315
 316                 /* Hide toolbar if optimized view is enabled */
 317                 if (priv->optimized_view) {
 318                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 319                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 320                 }
 321
 322                 break;
 323         case TOOLBAR_MODE_TRANSFER:
 324 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 325 /*              gtk_action_set_sensitive (widget, FALSE); */
 326 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 327 /*              gtk_action_set_sensitive (widget, FALSE); */
 328 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 329 /*              gtk_action_set_sensitive (widget, FALSE); */
 330 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 331 /*              gtk_action_set_sensitive (widget, FALSE); */
 332
 333                 if (priv->prev_toolitem)
 334                         gtk_widget_hide (priv->prev_toolitem);
 335
 336                 if (priv->next_toolitem)
 337                         gtk_widget_hide (priv->next_toolitem);
 338
 339                 if (priv->progress_toolitem)
 340                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 341                 if (priv->progress_bar)
 342                         gtk_widget_show (priv->progress_bar);
 343
 344                 if (priv->cancel_toolitem)
 345                         gtk_widget_show (priv->cancel_toolitem);
 346
 347                 /* Show toolbar if it's hiden (optimized view ) */
 348                 if (priv->optimized_view) {
 349                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 350                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 351                 }
 352
 353                 break;
 354         default:
 355                 g_return_if_reached ();
 356         }
 357
 358 }
 359
 360
 361 static GtkWidget *
 362 menubar_to_menu (GtkUIManager *ui_manager)
 363 {
 364         GtkWidget *main_menu;
 365         GtkWidget *menubar;
 366         GList *iter;
 367
 368         /* Create new main menu */
 369         main_menu = gtk_menu_new();
 370
 371         /* Get the menubar from the UI manager */
 372         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 373
 374         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
 375         while (iter) {
 376                 GtkWidget *menu;
 377
 378                 menu = GTK_WIDGET (iter->data);
 379                 gtk_widget_reparent(menu, main_menu);
 380
 381                 iter = g_list_next (iter);
 382         }
 383         return main_menu;
 384 }
 385
 386 static void
 387 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
 388 {
 389         GtkWidget *main_vbox;
 390         ModestMsgViewWindowPrivate *priv;
 391         ModestWindowPrivate *parent_priv;
 392
 393         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 394         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 395
 396         priv->msg_view = modest_msg_view_new (msg);
 397         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 398         main_vbox = gtk_vbox_new  (FALSE, 6);
 399
 400         /* Menubar */
 401         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
 402         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
 403         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 404
 405         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 406         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 407         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 408
 409         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 410         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 411         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 412
 413         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 414         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 415         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 416         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 417
 418         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);
 419         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 420         gtk_box_pack_end (GTK_BOX (main_vbox), priv->find_toolbar, FALSE, FALSE, 0);
 421
 422 }
 423
 424
 425 static void
 426 modest_msg_view_window_finalize (GObject *obj)
 427 {
 428         ModestMsgViewWindowPrivate *priv;
 429
 430         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 431         if (priv->clipboard_change_handler > 0) {
 432                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
 433                 priv->clipboard_change_handler = 0;
 434         }
 435         if (priv->queue_change_handler > 0) {
 436                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
 437                 priv->queue_change_handler = 0;
 438         }
 439         if (priv->header_model != NULL) {
 440                 g_object_unref (priv->header_model);
 441                 priv->header_model = NULL;
 442         }
 443
 444         /* disconnet operations queue observer */
 445
 446         if (priv->progress_bar_timeout > 0) {
 447                 g_source_remove (priv->progress_bar_timeout);
 448                 priv->progress_bar_timeout = 0;
 449         }
 450
 451         if (priv->row_reference) {
 452                 gtk_tree_row_reference_free (priv->row_reference);
 453                 priv->row_reference = NULL;
 454         }
 455
 456         if (priv->msg_uid) {
 457                 g_free (priv->msg_uid);
 458                 priv->msg_uid = NULL;
 459         }
 460
 461         G_OBJECT_CLASS(parent_class)->finalize (obj);
 462 }
 463
 464
 465
 466 static gboolean
 467 on_delete_event (GtkWidget *widget, GdkEvent *event, ModestMsgViewWindow *self)
 468 {
 469         modest_window_save_state (MODEST_WINDOW (self));
 470         return FALSE;
 471 }
 472
 473 ModestWindow *
 474 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 475                                               const gchar *account_name,
 476                                               const gchar *msg_uid,
 477                                               GtkTreeModel *model,
 478                                               GtkTreeRowReference *row_reference)
 479 {
 480         ModestMsgViewWindow *window = NULL;
 481         ModestMsgViewWindowPrivate *priv = NULL;
 482
 483         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, account_name, msg_uid));
 484         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 485
 486         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 487
 488         g_object_ref (model);
 489         priv->header_model = model;
 490         priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 491
 492         modest_msg_view_window_update_priority (window);
 493
 494         /* Check toolbar dimming rules */
 495         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (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
 515         g_return_val_if_fail (msg, NULL);
 516
 517         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 518         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 519         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 520         self = MODEST_MSG_VIEW_WINDOW (obj);
 521
 522         priv->msg_uid = g_strdup (msg_uid);
 523
 524         parent_priv->ui_manager = gtk_ui_manager_new();
 525         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 526
 527         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 528         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 529
 530         menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules");
 531         toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules");
 532
 533         /* Add common actions */
 534         gtk_action_group_add_actions (action_group,
 535                                       modest_action_entries,
 536                                       G_N_ELEMENTS (modest_action_entries),
 537                                       obj);
 538         gtk_action_group_add_toggle_actions (action_group,
 539                                              modest_toggle_action_entries,
 540                                              G_N_ELEMENTS (modest_toggle_action_entries),
 541                                              obj);
 542         gtk_action_group_add_toggle_actions (action_group,
 543                                              msg_view_toggle_action_entries,
 544                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 545                                              obj);
 546         gtk_action_group_add_radio_actions (action_group,
 547                                             msg_view_zoom_action_entries,
 548                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 549                                             100,
 550                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 551                                             obj);
 552
 553         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 554         g_object_unref (action_group);
 555
 556         /* Load the UI definition */
 557         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 558                                          &error);
 559         if (error) {
 560                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 561                 g_error_free (error);
 562                 error = NULL;
 563         }
 564         /* ****** */
 565
 566         /* Add common dimming rules */
 567         modest_dimming_rules_group_add_rules (menu_rules_group,
 568                                               modest_msg_view_menu_dimming_entries,
 569                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 570                                               self);
 571         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 572                                               modest_msg_view_toolbar_dimming_entries,
 573                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 574                                               self);
 575
 576         /* Insert dimming rules group for this window */
 577         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 578         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 579         g_object_unref (menu_rules_group);
 580         g_object_unref (toolbar_rules_group);
 581
 582         /* Add accelerators */
 583         gtk_window_add_accel_group (GTK_WINDOW (obj),
 584                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 585
 586         /* Init window */
 587         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
 588         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 589
 590         g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj);
 591
 592         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
 593                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 594         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 595                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 596         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 597                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 598         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 599                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 600         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 601                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 602
 603         g_signal_connect (G_OBJECT (obj), "key-release-event",
 604                           G_CALLBACK (modest_msg_view_window_key_release_event),
 605                           NULL);
 606
 607         g_signal_connect (G_OBJECT (obj), "window-state-event",
 608                           G_CALLBACK (modest_msg_view_window_window_state_event),
 609                           NULL);
 610
 611         /* Mail Operation Queue */
 612         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 613                                                        "queue-changed",
 614                                                        G_CALLBACK (on_queue_changed),
 615                                                        obj);
 616
 617         modest_window_set_active_account (MODEST_WINDOW(obj), account_name);
 618
 619         priv->last_search = NULL;
 620
 621         /* Init the clipboard actions dim status */
 622         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 623
 624         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 625
 626         /* Check toolbar dimming rules */
 627         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 628
 629         return MODEST_WINDOW(obj);
 630 }
 631
 632
 633 gboolean
 634 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
 635 {
 636         ModestMsgViewWindowPrivate *priv= NULL;
 637
 638         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 639         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 640
 641         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
 642 }
 643
 644 TnyHeader*
 645 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
 646 {
 647         ModestMsgViewWindowPrivate *priv= NULL;
 648         TnyMsg *msg = NULL;
 649         TnyHeader *header = NULL;
 650         GtkTreePath *path = NULL;
 651         GtkTreeIter iter;
 652
 653         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
 654         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 655
 656         /* Message is not obtained from a treemodel (Attachment ?) */
 657         if (priv->header_model == NULL) {
 658                 msg = modest_msg_view_window_get_message (self);
 659                 header = tny_msg_get_header (msg);
 660                 g_object_unref (msg);
 661                 return header;
 662         }
 663
 664         /* Get current message iter */
 665         path = gtk_tree_row_reference_get_path (priv->row_reference);
 666         g_return_val_if_fail (path != NULL, NULL);
 667         gtk_tree_model_get_iter (priv->header_model,
 668                                  &iter,
 669                                  path);
 670
 671         /* Get current message header */
 672         gtk_tree_model_get (priv->header_model, &iter,
 673                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 674                             &header, -1);
 675
 676         gtk_tree_path_free (path);
 677         return header;
 678 }
 679
 680 TnyMsg*
 681 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 682 {
 683         ModestMsgView *msg_view;
 684         ModestMsgViewWindowPrivate *priv;
 685
 686         g_return_val_if_fail (self, NULL);
 687
 688         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 689
 690         msg_view = MODEST_MSG_VIEW (priv->msg_view);
 691
 692         return modest_msg_view_get_message (msg_view);
 693 }
 694
 695 const gchar*
 696 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
 697 {
 698         ModestMsgViewWindowPrivate *priv;
 699
 700         g_return_val_if_fail (self, NULL);
 701
 702         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 703
 704         return (const gchar*) priv->msg_uid;
 705 }
 706
 707 static void
 708 toggle_action_set_active_block_notify (GtkToggleAction *action,
 709                                        gboolean value)
 710 {
 711         GSList *proxies = NULL;
 712
 713         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 714              proxies != NULL; proxies = g_slist_next (proxies)) {
 715                 GtkWidget *widget = (GtkWidget *) proxies->data;
 716                 gtk_action_block_activate_from (GTK_ACTION (action), widget);
 717         }
 718
 719         gtk_toggle_action_set_active (action, value);
 720
 721         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 722              proxies != NULL; proxies = g_slist_next (proxies)) {
 723                 GtkWidget *widget = (GtkWidget *) proxies->data;
 724                 gtk_action_unblock_activate_from (GTK_ACTION (action), widget);
 725         }
 726 }
 727
 728
 729 static void
 730 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
 731                                             gpointer data)
 732 {
 733         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
 734         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 735         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 736         gboolean is_active;
 737         GtkAction *action;
 738
 739         is_active = gtk_toggle_action_get_active (toggle);
 740
 741         if (is_active) {
 742                 gtk_widget_show (priv->find_toolbar);
 743                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
 744         } else {
 745                 gtk_widget_hide (priv->find_toolbar);
 746         }
 747
 748         /* update the toggle buttons status */
 749         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 750         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 751         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
 752         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 753
 754 }
 755
 756 static void
 757 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 758                                            ModestMsgViewWindow *obj)
 759 {
 760         GtkToggleAction *toggle;
 761         ModestWindowPrivate *parent_priv;
 762         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
 763
 764         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
 765         gtk_toggle_action_set_active (toggle, FALSE);
 766 }
 767
 768 static void
 769 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 770                                            ModestMsgViewWindow *obj)
 771 {
 772         gchar *current_search;
 773         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 774
 775         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 776
 777         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
 778                 g_free (current_search);
 779                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
 780                 return;
 781         }
 782
 783         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 784                 gboolean result;
 785                 g_free (priv->last_search);
 786                 priv->last_search = g_strdup (current_search);
 787                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 788                                                  priv->last_search);
 789                 if (!result) {
 790                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
 791                 }
 792         } else {
 793                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
 794                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
 795                         g_free (priv->last_search);
 796                         priv->last_search = NULL;
 797                 }
 798         }
 799
 800         g_free (current_search);
 801
 802 }
 803
 804 static void
 805 modest_msg_view_window_set_zoom (ModestWindow *window,
 806                                  gdouble zoom)
 807 {
 808         ModestMsgViewWindowPrivate *priv;
 809
 810         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 811
 812         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 813         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 814 }
 815
 816 static gdouble
 817 modest_msg_view_window_get_zoom (ModestWindow *window)
 818 {
 819         ModestMsgViewWindowPrivate *priv;
 820
 821         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 822
 823         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 824         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 825 }
 826
 827 static gboolean
 828 modest_msg_view_window_zoom_plus (ModestWindow *window)
 829 {
 830         ModestWindowPrivate *parent_priv;
 831         GtkRadioAction *zoom_radio_action;
 832         GSList *group, *node;
 833
 834         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 835         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 836                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 837
 838         group = gtk_radio_action_get_group (zoom_radio_action);
 839
 840         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 841                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
 842                 return FALSE;
 843         }
 844
 845         for (node = group; node != NULL; node = g_slist_next (node)) {
 846                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 847                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 848                         return TRUE;
 849                 }
 850         }
 851         return FALSE;
 852 }
 853
 854 static gboolean
 855 modest_msg_view_window_zoom_minus (ModestWindow *window)
 856 {
 857         ModestWindowPrivate *parent_priv;
 858         GtkRadioAction *zoom_radio_action;
 859         GSList *group, *node;
 860
 861         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 862         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 863                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 864
 865         group = gtk_radio_action_get_group (zoom_radio_action);
 866
 867         for (node = group; node != NULL; node = g_slist_next (node)) {
 868                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 869                         if (node->next != NULL) {
 870                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 871                                 return TRUE;
 872                         } else {
 873                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
 874                                 return FALSE;
 875                         }
 876                         break;
 877                 }
 878         }
 879         return FALSE;
 880 }
 881
 882 static gboolean
 883 modest_msg_view_window_key_release_event (GtkWidget *window,
 884                                           GdkEventKey *event,
 885                                           gpointer userdata)
 886 {
 887         if (event->type == GDK_KEY_RELEASE) {
 888                 switch (event->keyval) {
 889                 case GDK_Up:
 890                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 891                         return TRUE;
 892                         break;
 893                 case GDK_Down:
 894                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 895                         return TRUE;
 896                         break;
 897                 default:
 898                         return FALSE;
 899                         break;
 900                 };
 901         } else {
 902                 return FALSE;
 903         }
 904 }
 905
 906 static void
 907 modest_msg_view_window_scroll_up (ModestWindow *window)
 908 {
 909         ModestMsgViewWindowPrivate *priv;
 910         gboolean return_value;
 911
 912         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 913         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
 914 }
 915
 916 static void
 917 modest_msg_view_window_scroll_down (ModestWindow *window)
 918 {
 919         ModestMsgViewWindowPrivate *priv;
 920         gboolean return_value;
 921
 922         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 923         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
 924 }
 925
 926 gboolean
 927 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
 928 {
 929         GtkTreePath *path;
 930         ModestMsgViewWindowPrivate *priv;
 931         GtkTreeIter tmp_iter;
 932         gboolean has_next = FALSE;
 933
 934         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 935         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 936
 937         if (priv->header_model) {
 938                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 939                 if (path == NULL) return FALSE;
 940                 while (!has_next) {
 941                         TnyHeader *header;
 942                         gtk_tree_path_next (path);
 943                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 944                                 break;
 945                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 946                                             &header, -1);
 947                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
 948                                 has_next = TRUE;
 949                                 break;
 950                         }
 951                 }
 952                 gtk_tree_path_free (path);
 953                 return !has_next;
 954         } else {
 955                 return TRUE;
 956         }
 957
 958 }
 959
 960 gboolean
 961 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
 962 {
 963         ModestMsgViewWindowPrivate *priv;
 964
 965         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 966         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 967
 968         return priv->header_model != NULL;
 969 }
 970
 971 gboolean
 972 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
 973 {
 974         GtkTreePath *path;
 975         ModestMsgViewWindowPrivate *priv;
 976         gboolean result;
 977         GtkTreeIter tmp_iter;
 978
 979         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 980         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 981
 982         if (priv->header_model) {
 983                 gchar * path_string;
 984                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 985                 if (!path)
 986                         return TRUE;
 987
 988                 path_string = gtk_tree_path_to_string (path);
 989                 result = (strcmp (path_string, "0")==0);
 990                 if (result) {
 991                         g_free (path_string);
 992                         gtk_tree_path_free (path);
 993                         return result;
 994                 }
 995
 996                 while (result) {
 997                         TnyHeader *header;
 998
 999                         gtk_tree_path_prev (path);
1000
1001                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1002                                 break;
1003                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1004                                             &header, -1);
1005                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1006                                 result = FALSE;
1007                                 break;
1008                         }
1009
1010                         path_string = gtk_tree_path_to_string (path);
1011                         if (strcmp(path_string, "0")==0) {
1012                                 g_free (path_string);
1013                                 break;
1014                         }
1015                         g_free (path_string);
1016                 }
1017                 gtk_tree_path_free (path);
1018                 return result;
1019         } else {
1020                 return TRUE;
1021         }
1022
1023 }
1024
1025 gboolean
1026 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1027 {
1028         TnyHeaderFlags flags;
1029         ModestMailOperation *mail_op = NULL;
1030         ModestMsgViewWindowPrivate *priv;
1031         GtkTreePath *path= NULL;
1032         GtkTreeIter tmp_iter;
1033
1034         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1035         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1036
1037         if (priv->header_model) {
1038                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1039                 if (path == NULL) return FALSE;
1040
1041                 gtk_tree_model_get_iter (priv->header_model,
1042                                          &tmp_iter,
1043                                          path);
1044                 while (gtk_tree_model_iter_next (priv->header_model, &tmp_iter)) {
1045                         TnyHeader *header;
1046                         GtkTreePath *path;
1047
1048                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1049                                             &header, -1);
1050                         if (!header)
1051                                 break;
1052                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)
1053                                 continue;
1054
1055                         if (!download_uncached_message (header, GTK_WINDOW (window))) {
1056                                 break;
1057                         }
1058
1059                         /* Update the row reference */
1060                         gtk_tree_row_reference_free (priv->row_reference);
1061                         path = gtk_tree_model_get_path (priv->header_model, &tmp_iter);
1062                         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1063                         gtk_tree_path_free (path);
1064
1065                         /* Mark as read */
1066                         flags = tny_header_get_flags (header);
1067                         if (!(flags & TNY_HEADER_FLAG_SEEN))
1068                                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1069
1070                         /* Msg download completed */
1071                         if (flags & TNY_HEADER_FLAG_CACHED) {
1072                                 /* No download is necessary, because the message is cached: */
1073                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1074                         } else {
1075                                 /* Offer the connection dialog if necessary: */
1076                                 TnyFolder *folder = tny_header_get_folder(header);
1077                                 if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
1078                                         g_object_unref (folder);
1079                                         return FALSE;
1080                                 }
1081                                 if (folder) {
1082                                         g_object_unref (folder);
1083                                         folder = NULL;
1084                                 }
1085
1086                                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1087                         }
1088
1089                         /* New mail operation */
1090                         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1091                         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1092                         g_object_unref (mail_op);
1093
1094                         /* Update toolbar dimming rules */
1095                         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1096
1097                         return TRUE;
1098                 }
1099                 gtk_tree_path_free (path);
1100         }
1101         return FALSE;
1102 }
1103
1104 gboolean
1105 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1106 {
1107         ModestMsgViewWindowPrivate *priv = NULL;
1108         ModestMailOperation *mail_op = NULL;
1109         TnyHeader *header = NULL;
1110         TnyHeaderFlags flags;
1111         GtkTreePath *path = NULL;
1112         GtkTreeIter iter;
1113
1114         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1115         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1116
1117         /* Check that the model is not empty */
1118         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1119                 return FALSE;
1120
1121         /* Get the header */
1122         gtk_tree_model_get (priv->header_model,
1123                             &iter,
1124                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1125                             &header, -1);
1126
1127         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1128         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1129                 g_object_unref (header);
1130                 return modest_msg_view_window_select_next_message (self);
1131         }
1132
1133         /* Update the row reference */
1134         gtk_tree_row_reference_free (priv->row_reference);
1135         path = gtk_tree_path_new_first ();
1136         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1137         gtk_tree_path_free (path);
1138
1139         /* Mark as read */
1140         flags = tny_header_get_flags (header);
1141         if (!(flags & TNY_HEADER_FLAG_SEEN))
1142                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1143
1144         /* Msg download completed */
1145         if (flags & TNY_HEADER_FLAG_CACHED)
1146                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(self));
1147         else
1148                 mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(self));
1149
1150         /* New mail operation */
1151         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1152         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1153         g_object_unref (mail_op);
1154
1155         /* Update toolbar dimming rules */
1156         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
1157
1158         /* Free */
1159         g_object_unref (header);
1160
1161         return TRUE;
1162 }
1163
1164 gboolean
1165 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1166 {
1167         TnyHeaderFlags flags;
1168         ModestMsgViewWindowPrivate *priv = NULL;
1169         GtkTreePath *path;
1170         ModestMailOperation *mail_op = NULL;
1171
1172         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1173         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1174
1175         /* Return inmediatly if there is no header model */
1176         if (!priv->header_model)
1177                 return FALSE;
1178
1179         path = gtk_tree_row_reference_get_path (priv->row_reference);
1180         while (gtk_tree_path_prev (path)) {
1181                 TnyHeader *header;
1182                 GtkTreeIter iter;
1183
1184                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1185                 gtk_tree_model_get (priv->header_model, &iter,
1186                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1187                                     &header, -1);
1188                 if (!header)
1189                         break;
1190                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1191                         g_object_unref (header);
1192                         continue;
1193                 }
1194
1195                 if (!download_uncached_message (header, GTK_WINDOW (window))) {
1196                         break;
1197                 }
1198                 /* Update the row reference */
1199                 gtk_tree_row_reference_free (priv->row_reference);
1200                 priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1201
1202                 /* Mark as read */
1203                 flags = tny_header_get_flags (header);
1204                 if (!(flags & TNY_HEADER_FLAG_SEEN))
1205                         tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1206
1207                 /* Msg download completed */
1208                 if (flags & TNY_HEADER_FLAG_CACHED)
1209                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_OPEN, G_OBJECT(window));
1210                 else
1211                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_TYPE_RECEIVE, G_OBJECT(window));
1212
1213                 /* New mail operation */
1214                 modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1215                 modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
1216
1217                 /* Update toolbar dimming rules */
1218                 modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1219
1220                 g_object_unref (header);
1221
1222                 return TRUE;
1223         }
1224
1225         gtk_tree_path_free (path);
1226         return FALSE;
1227 }
1228
1229 static void
1230 view_msg_cb (ModestMailOperation *mail_op,
1231              TnyHeader *header,
1232              TnyMsg *msg,
1233              gpointer user_data)
1234 {
1235         ModestMsgViewWindow *self = NULL;
1236         ModestMsgViewWindowPrivate *priv = NULL;
1237
1238         g_return_if_fail (TNY_IS_MSG (msg));
1239
1240         /* Get the window */
1241         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1242         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1243
1244         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1245
1246         /* Set new message */
1247         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1248         modest_msg_view_window_update_priority (self);
1249         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1250         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1251
1252         /* Free new references */
1253         g_object_unref (self);
1254 }
1255
1256 TnyFolderType
1257 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1258 {
1259         ModestMsgViewWindowPrivate *priv;
1260         TnyMsg *msg;
1261         TnyFolderType folder_type;
1262
1263         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1264
1265         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1266
1267         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1268         if (msg) {
1269                 TnyFolder *folder;
1270
1271                 folder = tny_msg_get_folder (msg);
1272
1273                 if (folder) {
1274                         folder_type = tny_folder_get_folder_type (folder);
1275
1276                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1277                                 const gchar *fname = tny_folder_get_name (folder);
1278                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1279                         }
1280
1281                         g_object_unref (folder);
1282                 }
1283                 g_object_unref (msg);
1284         }
1285
1286         return folder_type;
1287 }
1288
1289
1290 static void
1291 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1292 {
1293         ModestMsgViewWindowPrivate *priv;
1294         TnyHeaderFlags flags = 0;
1295
1296         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1297
1298         if (priv->header_model) {
1299                 TnyHeader *header;
1300                 GtkTreeIter iter;
1301                 GtkTreePath *path = NULL;
1302
1303                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1304                 g_return_if_fail (path != NULL);
1305                 gtk_tree_model_get_iter (priv->header_model,
1306                                          &iter,
1307                                          gtk_tree_row_reference_get_path (priv->row_reference));
1308
1309                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1310                                     &header, -1);
1311                 flags = tny_header_get_flags (header);
1312                 gtk_tree_path_free (path);
1313         }
1314
1315         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1316
1317 }
1318
1319 static gboolean
1320 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1321 {
1322         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1323                 ModestWindowPrivate *parent_priv;
1324                 ModestWindowMgr *mgr;
1325                 gboolean is_fullscreen;
1326                 GtkAction *fs_toggle_action;
1327                 gboolean active;
1328
1329                 mgr = modest_runtime_get_window_mgr ();
1330                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1331
1332                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1333
1334                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1335                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1336                 if (is_fullscreen != active) {
1337                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1338                 }
1339         }
1340
1341         return FALSE;
1342
1343 }
1344
1345 void
1346 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1347 {
1348                 ModestWindowPrivate *parent_priv;
1349                 GtkAction *fs_toggle_action;
1350                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1351
1352                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1353                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1354                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1355 }
1356
1357 static void
1358 set_homogeneous (GtkWidget *widget,
1359                  gpointer data)
1360 {
1361         if (GTK_IS_TOOL_ITEM (widget)) {
1362                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1363                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1364         }
1365 }
1366
1367 static void
1368 modest_msg_view_window_show_toolbar (ModestWindow *self,
1369                                      gboolean show_toolbar)
1370 {
1371         ModestMsgViewWindowPrivate *priv = NULL;
1372         ModestWindowPrivate *parent_priv;
1373         GtkWidget *reply_button = NULL, *menu = NULL;
1374         GtkWidget *placeholder = NULL;
1375         gint insert_index;
1376
1377         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1378         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1379
1380         /* Set optimized view status */
1381         priv->optimized_view = !show_toolbar;
1382
1383         if (!parent_priv->toolbar) {
1384                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1385                                                                   "/ToolBar");
1386
1387                 /* Set homogeneous toolbar */
1388                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1389                                        set_homogeneous, NULL);
1390
1391                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1392                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1393                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1394                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1395                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1396                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1397                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1398                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1399
1400                 /* Add ProgressBar (Transfer toolbar) */
1401                 priv->progress_bar = modest_progress_bar_widget_new ();
1402                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1403                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1404                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1405                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1406                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1407
1408                 /* Connect cancel 'clicked' signal to abort progress mode */
1409                 g_signal_connect(priv->cancel_toolitem, "clicked",
1410                                  G_CALLBACK(cancel_progressbar),
1411                                  self);
1412
1413                 /* Add it to the observers list */
1414                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1415
1416                 /* Add to window */
1417                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1418                                            GTK_TOOLBAR (parent_priv->toolbar));
1419
1420
1421                 /* Set reply button tap and hold menu */
1422                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1423                                                           "/ToolBar/ToolbarMessageReply");
1424                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1425                                                   "/ToolbarReplyCSM");
1426                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1427         }
1428
1429         if (show_toolbar) {
1430                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1431                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1432                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1433
1434                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1435                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1436
1437         } else {
1438                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1439                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1440         }
1441 }
1442
1443 static void
1444 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1445                                                GdkEvent *event,
1446                                                ModestMsgViewWindow *window)
1447 {
1448         ModestWindowPrivate *parent_priv;
1449 /*      GtkAction *action; */
1450         gboolean is_address;
1451         gchar *selection;
1452         GtkWidget *focused;
1453
1454         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1455         selection = gtk_clipboard_wait_for_text (clipboard);
1456
1457         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1458
1459 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1460 /*      gtk_action_set_sensitive (action, is_address); */
1461
1462         focused = gtk_window_get_focus (GTK_WINDOW (window));
1463
1464 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1465 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1466
1467 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1468 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1469
1470         g_free (selection);
1471 /*      modest_msg_view_window_update_dimmed (window); */
1472
1473 }
1474
1475 gboolean
1476 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1477 {
1478         ModestMsgViewWindowPrivate *priv;
1479
1480         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1481         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1482
1483         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1484 }
1485
1486 static void
1487 cancel_progressbar (GtkToolButton *toolbutton,
1488                     ModestMsgViewWindow *self)
1489 {
1490         GSList *tmp;
1491         ModestMsgViewWindowPrivate *priv;
1492
1493         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1494
1495         /* Get operation observers and cancel its current operation */
1496         tmp = priv->progress_widgets;
1497         while (tmp) {
1498                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1499                 tmp=g_slist_next(tmp);
1500         }
1501 }
1502 static gboolean
1503 observers_empty (ModestMsgViewWindow *self)
1504 {
1505         GSList *tmp = NULL;
1506         ModestMsgViewWindowPrivate *priv;
1507         gboolean is_empty = TRUE;
1508         guint pending_ops = 0;
1509
1510         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1511         tmp = priv->progress_widgets;
1512
1513         /* Check all observers */
1514         while (tmp && is_empty)  {
1515                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1516                 is_empty = pending_ops == 0;
1517
1518                 tmp = g_slist_next(tmp);
1519         }
1520
1521         return is_empty;
1522 }
1523
1524
1525 static void
1526 on_queue_changed (ModestMailOperationQueue *queue,
1527                   ModestMailOperation *mail_op,
1528                   ModestMailOperationQueueNotification type,
1529                   ModestMsgViewWindow *self)
1530 {
1531         GSList *tmp;
1532         ModestMsgViewWindowPrivate *priv;
1533         ModestMailOperationTypeOperation op_type;
1534         ModestToolBarModes mode;
1535
1536         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1537         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1538
1539         /* If this operations was created by another window, do nothing */
1540         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1541             return;
1542
1543         /* Get toolbar mode from operation id*/
1544         op_type = modest_mail_operation_get_type_operation (mail_op);
1545         switch (op_type) {
1546         case MODEST_MAIL_OPERATION_TYPE_SEND:
1547         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1548         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1549                 mode = TOOLBAR_MODE_TRANSFER;
1550                 break;
1551         default:
1552                 mode = TOOLBAR_MODE_NORMAL;
1553
1554         }
1555
1556         /* Add operation observers and change toolbar if neccessary*/
1557         tmp = priv->progress_widgets;
1558         switch (type) {
1559         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1560                 if (mode == TOOLBAR_MODE_TRANSFER) {
1561                         /* Enable transfer toolbar mode */
1562                         set_toolbar_transfer_mode(self);
1563                         while (tmp) {
1564                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1565                                                                       mail_op);
1566                                 tmp = g_slist_next (tmp);
1567                         }
1568
1569                 }
1570                 break;
1571         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1572                 if (mode == TOOLBAR_MODE_TRANSFER) {
1573                         while (tmp) {
1574                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1575                                                                  mail_op);
1576                                 tmp = g_slist_next (tmp);
1577
1578                         }
1579
1580                         /* If no more operations are being observed, NORMAL mode is enabled again */
1581                         if (observers_empty (self)) {
1582                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1583                         }
1584                 }
1585                 break;
1586         }
1587 }
1588
1589 GList *
1590 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
1591 {
1592         ModestMsgViewWindowPrivate *priv;
1593         GList *selected_attachments = NULL;
1594
1595         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1596         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1597
1598         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1599
1600         return selected_attachments;
1601 }
1602
1603 void
1604 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1605 {
1606         ModestMsgViewWindowPrivate *priv;
1607         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1608         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1609
1610         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1611
1612         if (mime_part == NULL) {
1613                 gboolean error = FALSE;
1614                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1615                 if (selected_attachments == NULL) {
1616                         error = TRUE;
1617                 } else if (g_list_length (selected_attachments) > 1) {
1618                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1619                         error = TRUE;
1620                 } else {
1621                         mime_part = (TnyMimePart *) selected_attachments->data;
1622                         g_object_ref (mime_part);
1623                 }
1624                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1625                 g_list_free (selected_attachments);
1626
1627                 if (error)
1628                         return;
1629         } else {
1630                 g_object_ref (mime_part);
1631         }
1632
1633         if (tny_mime_part_is_purged (mime_part)) {
1634                 g_object_unref (mime_part);
1635                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1636                 return;
1637         }
1638
1639         if (!TNY_IS_MSG (mime_part)) {
1640                 gchar *filepath = NULL;
1641                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1642                 gchar *extension = NULL;
1643                 TnyFsStream *temp_stream = NULL;
1644
1645                 if (att_filename) {
1646                         extension = g_strrstr (att_filename, ".");
1647                         if (extension != NULL)
1648                                 extension++;
1649                 }
1650
1651                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1652
1653                 if (temp_stream) {
1654                         const gchar *content_type;
1655                         content_type = tny_mime_part_get_content_type (mime_part);
1656                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1657
1658                         modest_platform_activate_file (filepath, content_type);
1659                         g_object_unref (temp_stream);
1660                         g_free (filepath);
1661                         /* TODO: delete temporary file */
1662                 }
1663         } else {
1664                 /* message attachment */
1665                 TnyHeader *header = NULL;
1666                 ModestWindowMgr *mgr;
1667                 ModestWindow *msg_win = NULL;
1668                 gboolean found;
1669
1670                 header = tny_msg_get_header (TNY_MSG (mime_part));
1671                 mgr = modest_runtime_get_window_mgr ();
1672                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1673
1674                 if (found) {
1675                         if (msg_win)                            /* there is already a window for this uid; top it */
1676                                 gtk_window_present (GTK_WINDOW(msg_win));
1677                         else
1678                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1679                                  * thus, we don't do anything */
1680                                 g_warning ("window for is already being created");
1681                 } else {
1682                         /* it's not found, so create a new window for it */
1683                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1684                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1685                         if (!account)
1686                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1687                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1688                         modest_window_mgr_register_window (mgr, msg_win);
1689                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1690                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1691                 }
1692         }
1693         g_object_unref (mime_part);
1694 }
1695
1696 static gboolean
1697 save_mime_part_to_file (const gchar *filename, TnyMimePart *mime_part)
1698 {
1699         GnomeVFSResult result;
1700         GnomeVFSHandle *handle;
1701         TnyStream *stream;
1702
1703         result = gnome_vfs_create (&handle, filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1704         if (result != GNOME_VFS_OK) {
1705                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1706                 return FALSE;
1707         }
1708         stream = tny_vfs_stream_new (handle);
1709         tny_mime_part_decode_to_stream (mime_part, stream);
1710         g_object_unref (G_OBJECT (stream));
1711         return TRUE;
1712 }
1713
1714 static gboolean
1715 save_mime_part_to_file_with_checks (GtkWindow *parent, const gchar *filename, TnyMimePart *mime_part)
1716 {
1717         if (modest_maemo_utils_file_exists (filename)) {
1718                 GtkWidget *confirm_overwrite_dialog;
1719                 confirm_overwrite_dialog = hildon_note_new_confirmation (GTK_WINDOW (parent),
1720                                                                          _("emev_nc_replace_files"));
1721                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1722                         gtk_widget_destroy (confirm_overwrite_dialog);
1723                         return FALSE;
1724                 }
1725                 gtk_widget_destroy (confirm_overwrite_dialog);
1726         }
1727
1728         return save_mime_part_to_file (filename, mime_part);
1729 }
1730
1731 void
1732 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1733 {
1734         gboolean clean_list = FALSE;
1735         ModestMsgViewWindowPrivate *priv;
1736         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1737
1738         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1739
1740         if (mime_parts == NULL) {
1741                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1742                 if (mime_parts == NULL)
1743                         return;
1744                 clean_list = TRUE;
1745         }
1746
1747         if (mime_parts->next == NULL) {
1748                 /* only one attachment selected */
1749                 GtkWidget *save_dialog = NULL;
1750                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1751                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1752                         const gchar *filename;
1753                         gchar *folder;
1754                         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1755                         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1756                         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1757                         g_free (folder);
1758                         filename = tny_mime_part_get_filename (mime_part);
1759                         if (filename != NULL)
1760                                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog), filename);
1761                         while (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1762                                 gchar *filename_tmp = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1763                                 gboolean save_result;
1764                                 if (!modest_maemo_utils_folder_writable (filename_tmp)) {
1765                                         g_free (filename_tmp);
1766                                         hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1767                                         continue;
1768                                 }
1769                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1770                                                                                   filename_tmp, mime_part);
1771                                 g_free (filename_tmp);
1772                                 if (save_result)
1773                                         break;
1774                                 else
1775                                         continue;
1776                         }
1777                         gtk_widget_destroy (save_dialog);
1778                 } else {
1779                         g_warning ("Tried to save a non-file attachment");
1780                 }
1781         } else {
1782                 GtkWidget *save_dialog = NULL;
1783                 gchar *folder;
1784                 gchar *save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"),
1785                                                             g_list_length (mime_parts));
1786                 save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1787                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1788
1789                 folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1790                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1791                 g_free (folder);
1792                 if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1793                         gchar *foldername = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1794                         GList *node = NULL;
1795                         gboolean attachment_found = FALSE;
1796                         if (!modest_maemo_utils_folder_writable (foldername)) {
1797                                 g_free (foldername);
1798                                 hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1799                         }
1800                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1801                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1802                                 if (tny_mime_part_is_attachment (mime_part)) {
1803                                         const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1804                                         if (att_filename != NULL) {
1805                                                 gchar *full_filename;
1806                                                 gboolean save_result;
1807                                                 full_filename = g_build_filename (foldername, att_filename, NULL);
1808                                                 attachment_found = TRUE;
1809
1810                                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1811                                                                                                   full_filename, mime_part);
1812                                                 g_free (full_filename);
1813                                                 if (!save_result)
1814                                                         break;
1815                                         }
1816                                 }
1817                         }
1818                         gtk_widget_destroy (save_dialog);
1819                 } else {
1820                         g_warning ("Tried to save a non-file attachment");
1821                 }
1822                 /* more than one attachment selected */
1823         }
1824         if (clean_list) {
1825                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1826                 g_list_free (mime_parts);
1827         }
1828 }
1829
1830 void
1831 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1832 {
1833         ModestMsgViewWindowPrivate *priv;
1834         GList *mime_parts = NULL, *node;
1835         gchar *confirmation_message;
1836         gint response;
1837         gint n_attachments;
1838         TnyMsg *msg;
1839 /*      TnyFolder *folder; */
1840
1841         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1842         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1843
1844         if (get_all)
1845                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1846         else
1847                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1848
1849         /* Remove already purged messages from mime parts list */
1850         node = mime_parts;
1851         while (node != NULL) {
1852                 TnyMimePart *part = TNY_MIME_PART (node->data);
1853                 if (tny_mime_part_is_purged (part)) {
1854                         GList *deleted_node = node;
1855                         node = g_list_next (node);
1856                         g_object_unref (part);
1857                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
1858                 } else {
1859                         node = g_list_next (node);
1860                 }
1861         }
1862
1863         if (mime_parts == NULL)
1864                 return;
1865
1866         n_attachments = g_list_length (mime_parts);
1867         if (n_attachments == 1) {
1868                 const gchar *filename;
1869
1870                 if (TNY_IS_MSG (mime_parts->data)) {
1871                         TnyHeader *header;
1872                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
1873                         filename = tny_header_get_subject (header);
1874                         g_object_unref (header);
1875                         if (filename == NULL)
1876                                 filename = _("mail_va_no_subject");
1877                 } else {
1878                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
1879                 }
1880                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
1881         } else {
1882                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
1883                                                                  "mcen_nc_purge_files_text",
1884                                                                  n_attachments), n_attachments);
1885         }
1886         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1887                                                             confirmation_message);
1888         g_free (confirmation_message);
1889
1890         if (response != GTK_RESPONSE_OK)
1891                 return;
1892
1893 /*      folder = tny_msg_get_folder (msg); */
1894 /*      tny_msg_uncache_attachments (msg); */
1895 /*      tny_folder_refresh (folder, NULL); */
1896 /*      g_object_unref (folder); */
1897
1898         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
1899
1900         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1901                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
1902 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
1903         }
1904
1905         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1906         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
1907         tny_msg_rewrite_cache (msg);
1908         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1909
1910         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1911         g_list_free (mime_parts);
1912
1913
1914 }
1915
1916
1917 static void
1918 update_window_title (ModestMsgViewWindow *window)
1919 {
1920         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1921         TnyMsg *msg = NULL;
1922         TnyHeader *header = NULL;
1923         const gchar *subject = NULL;
1924
1925         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1926         if (msg != NULL) {
1927                 header = tny_msg_get_header (msg);
1928                 subject = tny_header_get_subject (header);
1929                 g_object_unref (msg);
1930         }
1931
1932         if ((subject == NULL)||(subject[0] == '\0'))
1933                 subject = _("mail_va_no_subject");
1934
1935         gtk_window_set_title (GTK_WINDOW (window), subject);
1936 }
1937
1938 static gboolean
1939 download_uncached_message (TnyHeader *header, GtkWindow *win)
1940 {
1941         TnyHeaderFlags flags;
1942         gboolean retval = TRUE;
1943
1944         flags = tny_header_get_flags (header);
1945
1946         if (! (flags & TNY_HEADER_FLAG_CACHED)) {
1947                 GtkResponseType response;
1948                 response =
1949                         modest_platform_run_confirmation_dialog (GTK_WINDOW (win),
1950                                                                  _("mcen_nc_get_msg"));
1951                 if (response == GTK_RESPONSE_CANCEL)
1952                         retval = FALSE;
1953         }
1954         return retval;
1955 }