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
 108 /* list my signals */
 109 enum {
 110         /* MY_SIGNAL_1, */
 111         /* MY_SIGNAL_2, */
 112         LAST_SIGNAL
 113 };
 114
 115 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 116         { "FindInMessage",    GTK_STOCK_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 117         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 118 };
 119
 120 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
 121         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
 122         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
 123         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
 124         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
 125         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
 126         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
 127 };
 128
 129 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
 130 struct _ModestMsgViewWindowPrivate {
 131
 132         GtkWidget   *msg_view;
 133         GtkWidget   *main_scroll;
 134         GtkWidget   *find_toolbar;
 135         gchar       *last_search;
 136
 137         /* Progress observers */
 138         GtkWidget        *progress_bar;
 139         GSList           *progress_widgets;
 140
 141         /* Tollbar items */
 142         GtkWidget   *progress_toolitem;
 143         GtkWidget   *cancel_toolitem;
 144         GtkWidget   *prev_toolitem;
 145         GtkWidget   *next_toolitem;
 146         ModestToolBarModes current_toolbar_mode;
 147
 148         /* Optimized view enabled */
 149         gboolean optimized_view;
 150
 151         GtkTreeModel *header_model;
 152         GtkTreeRowReference *row_reference;
 153
 154         guint clipboard_change_handler;
 155         guint queue_change_handler;
 156
 157         guint progress_bar_timeout;
 158
 159         gchar *msg_uid;
 160 };
 161
 162 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 163                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 164                                                     ModestMsgViewWindowPrivate))
 165 /* globals */
 166 static GtkWindowClass *parent_class = NULL;
 167
 168 /* uncomment the following if you have defined any signals */
 169 /* static guint signals[LAST_SIGNAL] = {0}; */
 170
 171 GType
 172 modest_msg_view_window_get_type (void)
 173 {
 174         static GType my_type = 0;
 175         if (!my_type) {
 176                 static const GTypeInfo my_info = {
 177                         sizeof(ModestMsgViewWindowClass),
 178                         NULL,           /* base init */
 179                         NULL,           /* base finalize */
 180                         (GClassInitFunc) modest_msg_view_window_class_init,
 181                         NULL,           /* class finalize */
 182                         NULL,           /* class data */
 183                         sizeof(ModestMsgViewWindow),
 184                         1,              /* n_preallocs */
 185                         (GInstanceInitFunc) modest_msg_view_window_init,
 186                         NULL
 187                 };
 188                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 189                                                   "ModestMsgViewWindow",
 190                                                   &my_info, 0);
 191         }
 192         return my_type;
 193 }
 194
 195 static void
 196 save_state (ModestWindow *self)
 197 {
 198         modest_widget_memory_save (modest_runtime_get_conf (),
 199                                    G_OBJECT(self),
 200                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 201 }
 202
 203
 204 static void
 205 restore_settings (ModestMsgViewWindow *self)
 206 {
 207         modest_widget_memory_restore (modest_runtime_get_conf (),
 208                                       G_OBJECT(self),
 209                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 210 }
 211
 212 static void
 213 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 214 {
 215         GObjectClass *gobject_class;
 216         ModestWindowClass *modest_window_class;
 217         gobject_class = (GObjectClass*) klass;
 218         modest_window_class = (ModestWindowClass *) klass;
 219
 220         parent_class            = g_type_class_peek_parent (klass);
 221         gobject_class->finalize = modest_msg_view_window_finalize;
 222
 223         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 224         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 225         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 226         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 227         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 228
 229         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 230
 231         modest_window_class->save_state_func = save_state;
 232 }
 233
 234 static void
 235 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 236 {
 237         ModestMsgViewWindowPrivate *priv;
 238         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 239
 240         priv->msg_view      = NULL;
 241         priv->header_model  = NULL;
 242         priv->clipboard_change_handler = 0;
 243         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 244
 245         priv->optimized_view  = FALSE;
 246         priv->progress_bar_timeout = 0;
 247         priv->msg_uid = NULL;
 248 }
 249
 250
 251 static gboolean
 252 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 253 {
 254         ModestMsgViewWindowPrivate *priv = NULL;
 255
 256         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 257
 258         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 259
 260         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
 261
 262         if (priv->progress_bar_timeout > 0) {
 263                 g_source_remove (priv->progress_bar_timeout);
 264                 priv->progress_bar_timeout = 0;
 265         }
 266
 267         return FALSE;
 268 }
 269
 270 static void
 271 set_toolbar_mode (ModestMsgViewWindow *self,
 272                   ModestToolBarModes mode)
 273 {
 274         ModestWindowPrivate *parent_priv;
 275         ModestMsgViewWindowPrivate *priv;
 276 /*      GtkWidget *widget = NULL; */
 277
 278         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 279
 280         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 281         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 282
 283         /* Sets current toolbar mode */
 284         priv->current_toolbar_mode = mode;
 285
 286         /* Update toolbar dimming state */
 287         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 288
 289         switch (mode) {
 290         case TOOLBAR_MODE_NORMAL:
 291 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 292 /*              gtk_action_set_sensitive (widget, TRUE); */
 293 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 294 /*              gtk_action_set_sensitive (widget, TRUE); */
 295 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 296 /*              gtk_action_set_sensitive (widget, TRUE); */
 297 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 298 /*              gtk_action_set_sensitive (widget, TRUE); */
 299
 300                 if (priv->prev_toolitem)
 301                         gtk_widget_show (priv->prev_toolitem);
 302
 303                 if (priv->next_toolitem)
 304                         gtk_widget_show (priv->next_toolitem);
 305
 306                 if (priv->progress_toolitem)
 307                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 308                 if (priv->progress_bar)
 309                         gtk_widget_hide (priv->progress_bar);
 310
 311                 if (priv->cancel_toolitem)
 312                         gtk_widget_hide (priv->cancel_toolitem);
 313
 314                 /* Hide toolbar if optimized view is enabled */
 315                 if (priv->optimized_view) {
 316                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 317                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 318                 }
 319
 320                 break;
 321         case TOOLBAR_MODE_TRANSFER:
 322 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 323 /*              gtk_action_set_sensitive (widget, FALSE); */
 324 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 325 /*              gtk_action_set_sensitive (widget, FALSE); */
 326 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 327 /*              gtk_action_set_sensitive (widget, FALSE); */
 328 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 329 /*              gtk_action_set_sensitive (widget, FALSE); */
 330
 331                 if (priv->prev_toolitem)
 332                         gtk_widget_hide (priv->prev_toolitem);
 333
 334                 if (priv->next_toolitem)
 335                         gtk_widget_hide (priv->next_toolitem);
 336
 337                 if (priv->progress_toolitem)
 338                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 339                 if (priv->progress_bar)
 340                         gtk_widget_show (priv->progress_bar);
 341
 342                 if (priv->cancel_toolitem)
 343                         gtk_widget_show (priv->cancel_toolitem);
 344
 345                 /* Show toolbar if it's hiden (optimized view ) */
 346                 if (priv->optimized_view) {
 347                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 348                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 349                 }
 350
 351                 break;
 352         default:
 353                 g_return_if_reached ();
 354         }
 355
 356 }
 357
 358
 359 static GtkWidget *
 360 menubar_to_menu (GtkUIManager *ui_manager)
 361 {
 362         GtkWidget *main_menu;
 363         GtkWidget *menubar;
 364         GList *iter;
 365
 366         /* Create new main menu */
 367         main_menu = gtk_menu_new();
 368
 369         /* Get the menubar from the UI manager */
 370         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 371
 372         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
 373         while (iter) {
 374                 GtkWidget *menu;
 375
 376                 menu = GTK_WIDGET (iter->data);
 377                 gtk_widget_reparent(menu, main_menu);
 378
 379                 iter = g_list_next (iter);
 380         }
 381         return main_menu;
 382 }
 383
 384 static void
 385 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
 386 {
 387         GtkWidget *main_vbox;
 388         ModestMsgViewWindowPrivate *priv;
 389         ModestWindowPrivate *parent_priv;
 390
 391         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 392         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 393
 394         priv->msg_view = modest_msg_view_new (msg);
 395         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 396         main_vbox = gtk_vbox_new  (FALSE, 6);
 397
 398         /* Menubar */
 399         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
 400         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
 401         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 402
 403         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 404         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 405         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 406
 407         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 408         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 409         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 410
 411         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 412         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 413         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 414         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 415
 416         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);
 417         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 418         gtk_box_pack_end (GTK_BOX (main_vbox), priv->find_toolbar, FALSE, FALSE, 0);
 419
 420 }
 421
 422
 423 static void
 424 modest_msg_view_window_finalize (GObject *obj)
 425 {
 426         ModestMsgViewWindowPrivate *priv;
 427
 428         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 429         if (priv->clipboard_change_handler > 0) {
 430                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
 431                 priv->clipboard_change_handler = 0;
 432         }
 433         if (priv->queue_change_handler > 0) {
 434                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
 435                 priv->queue_change_handler = 0;
 436         }
 437         if (priv->header_model != NULL) {
 438                 g_object_unref (priv->header_model);
 439                 priv->header_model = NULL;
 440         }
 441
 442         /* disconnet operations queue observer */
 443
 444         if (priv->progress_bar_timeout > 0) {
 445                 g_source_remove (priv->progress_bar_timeout);
 446                 priv->progress_bar_timeout = 0;
 447         }
 448
 449         if (priv->row_reference) {
 450                 gtk_tree_row_reference_free (priv->row_reference);
 451                 priv->row_reference = NULL;
 452         }
 453
 454         if (priv->msg_uid) {
 455                 g_free (priv->msg_uid);
 456                 priv->msg_uid = NULL;
 457         }
 458
 459         G_OBJECT_CLASS(parent_class)->finalize (obj);
 460 }
 461
 462
 463
 464 /* static gboolean */
 465 /* on_delete_event (GtkWidget *widget, GdkEvent *event, ModestMsgViewWindow *self) */
 466 /* { */
 467 /*      modest_window_save_state (MODEST_WINDOW (self)); */
 468 /*      return FALSE; */
 469 /* } */
 470
 471 ModestWindow *
 472 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 473                                               const gchar *account_name,
 474                                               const gchar *msg_uid,
 475                                               GtkTreeModel *model,
 476                                               GtkTreeRowReference *row_reference)
 477 {
 478         ModestMsgViewWindow *window = NULL;
 479         ModestMsgViewWindowPrivate *priv = NULL;
 480
 481         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, account_name, msg_uid));
 482         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 483
 484         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 485
 486         g_object_ref (model);
 487         priv->header_model = model;
 488         priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 489
 490         modest_msg_view_window_update_priority (window);
 491
 492         /* Check toolbar dimming rules */
 493         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 494
 495         return MODEST_WINDOW(window);
 496 }
 497
 498
 499 ModestWindow *
 500 modest_msg_view_window_new (TnyMsg *msg,
 501                             const gchar *account_name,
 502                             const gchar *msg_uid)
 503 {
 504         ModestMsgViewWindow *self = NULL;
 505         GObject *obj = NULL;
 506         ModestMsgViewWindowPrivate *priv = NULL;
 507         ModestWindowPrivate *parent_priv = NULL;
 508         ModestDimmingRulesGroup *menu_rules_group = NULL;
 509         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 510         GtkActionGroup *action_group = NULL;
 511         GError *error = NULL;
 512
 513         g_return_val_if_fail (msg, NULL);
 514
 515         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 516         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 517         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 518         self = MODEST_MSG_VIEW_WINDOW (obj);
 519
 520         priv->msg_uid = g_strdup (msg_uid);
 521
 522         parent_priv->ui_manager = gtk_ui_manager_new();
 523         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 524
 525         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 526         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 527
 528         menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules");
 529         toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules");
 530
 531         /* Add common actions */
 532         gtk_action_group_add_actions (action_group,
 533                                       modest_action_entries,
 534                                       G_N_ELEMENTS (modest_action_entries),
 535                                       obj);
 536         gtk_action_group_add_toggle_actions (action_group,
 537                                              modest_toggle_action_entries,
 538                                              G_N_ELEMENTS (modest_toggle_action_entries),
 539                                              obj);
 540         gtk_action_group_add_toggle_actions (action_group,
 541                                              msg_view_toggle_action_entries,
 542                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 543                                              obj);
 544         gtk_action_group_add_radio_actions (action_group,
 545                                             msg_view_zoom_action_entries,
 546                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 547                                             100,
 548                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 549                                             obj);
 550
 551         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 552         g_object_unref (action_group);
 553
 554         /* Load the UI definition */
 555         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 556                                          &error);
 557         if (error) {
 558                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 559                 g_error_free (error);
 560                 error = NULL;
 561         }
 562         /* ****** */
 563
 564         /* Add common dimming rules */
 565         modest_dimming_rules_group_add_rules (menu_rules_group,
 566                                               modest_msg_view_menu_dimming_entries,
 567                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 568                                               self);
 569         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 570                                               modest_msg_view_toolbar_dimming_entries,
 571                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 572                                               self);
 573
 574         /* Insert dimming rules group for this window */
 575         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 576         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 577         g_object_unref (menu_rules_group);
 578         g_object_unref (toolbar_rules_group);
 579
 580         /* Add accelerators */
 581         gtk_window_add_accel_group (GTK_WINDOW (obj),
 582                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 583
 584         /* Init window */
 585         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
 586         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 587
 588 /*      g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 589
 590         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
 591                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 592         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 593                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 594         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 595                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 596         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 597                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 598         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 599                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 600
 601         g_signal_connect (G_OBJECT (obj), "key-release-event",
 602                           G_CALLBACK (modest_msg_view_window_key_release_event),
 603                           NULL);
 604
 605         g_signal_connect (G_OBJECT (obj), "window-state-event",
 606                           G_CALLBACK (modest_msg_view_window_window_state_event),
 607                           NULL);
 608
 609         /* Mail Operation Queue */
 610         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 611                                                        "queue-changed",
 612                                                        G_CALLBACK (on_queue_changed),
 613                                                        obj);
 614
 615         modest_window_set_active_account (MODEST_WINDOW(obj), account_name);
 616
 617         priv->last_search = NULL;
 618
 619         /* Init the clipboard actions dim status */
 620         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 621
 622         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 623
 624         /* Check toolbar dimming rules */
 625         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 626
 627         return MODEST_WINDOW(obj);
 628 }
 629
 630
 631 gboolean
 632 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
 633 {
 634         ModestMsgViewWindowPrivate *priv= NULL;
 635
 636         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 637         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 638
 639         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
 640 }
 641
 642 TnyHeader*
 643 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
 644 {
 645         ModestMsgViewWindowPrivate *priv= NULL;
 646         TnyMsg *msg = NULL;
 647         TnyHeader *header = NULL;
 648         GtkTreePath *path = NULL;
 649         GtkTreeIter iter;
 650
 651         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
 652         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 653
 654         /* Message is not obtained from a treemodel (Attachment ?) */
 655         if (priv->header_model == NULL) {
 656                 msg = modest_msg_view_window_get_message (self);
 657                 header = tny_msg_get_header (msg);
 658                 g_object_unref (msg);
 659                 return header;
 660         }
 661
 662         /* Get current message iter */
 663         path = gtk_tree_row_reference_get_path (priv->row_reference);
 664         g_return_val_if_fail (path != NULL, NULL);
 665         gtk_tree_model_get_iter (priv->header_model,
 666                                  &iter,
 667                                  path);
 668
 669         /* Get current message header */
 670         gtk_tree_model_get (priv->header_model, &iter,
 671                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 672                             &header, -1);
 673
 674         gtk_tree_path_free (path);
 675         return header;
 676 }
 677
 678 TnyMsg*
 679 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 680 {
 681         ModestMsgView *msg_view;
 682         ModestMsgViewWindowPrivate *priv;
 683
 684         g_return_val_if_fail (self, NULL);
 685
 686         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 687
 688         msg_view = MODEST_MSG_VIEW (priv->msg_view);
 689
 690         return modest_msg_view_get_message (msg_view);
 691 }
 692
 693 const gchar*
 694 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
 695 {
 696         ModestMsgViewWindowPrivate *priv;
 697
 698         g_return_val_if_fail (self, NULL);
 699
 700         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 701
 702         return (const gchar*) priv->msg_uid;
 703 }
 704
 705 static void
 706 toggle_action_set_active_block_notify (GtkToggleAction *action,
 707                                        gboolean value)
 708 {
 709         GSList *proxies = NULL;
 710
 711         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 712              proxies != NULL; proxies = g_slist_next (proxies)) {
 713                 GtkWidget *widget = (GtkWidget *) proxies->data;
 714                 gtk_action_block_activate_from (GTK_ACTION (action), widget);
 715         }
 716
 717         gtk_toggle_action_set_active (action, value);
 718
 719         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 720              proxies != NULL; proxies = g_slist_next (proxies)) {
 721                 GtkWidget *widget = (GtkWidget *) proxies->data;
 722                 gtk_action_unblock_activate_from (GTK_ACTION (action), widget);
 723         }
 724 }
 725
 726
 727 static void
 728 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
 729                                             gpointer data)
 730 {
 731         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
 732         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 733         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 734         gboolean is_active;
 735         GtkAction *action;
 736
 737         is_active = gtk_toggle_action_get_active (toggle);
 738
 739         if (is_active) {
 740                 gtk_widget_show (priv->find_toolbar);
 741                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
 742         } else {
 743                 gtk_widget_hide (priv->find_toolbar);
 744         }
 745
 746         /* update the toggle buttons status */
 747         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 748         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 749         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
 750         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 751
 752 }
 753
 754 static void
 755 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 756                                            ModestMsgViewWindow *obj)
 757 {
 758         GtkToggleAction *toggle;
 759         ModestWindowPrivate *parent_priv;
 760         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
 761
 762         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
 763         gtk_toggle_action_set_active (toggle, FALSE);
 764 }
 765
 766 static void
 767 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 768                                            ModestMsgViewWindow *obj)
 769 {
 770         gchar *current_search;
 771         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 772
 773         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 774
 775         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
 776                 g_free (current_search);
 777                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
 778                 return;
 779         }
 780
 781         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 782                 gboolean result;
 783                 g_free (priv->last_search);
 784                 priv->last_search = g_strdup (current_search);
 785                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 786                                                  priv->last_search);
 787                 if (!result) {
 788                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
 789                 }
 790         } else {
 791                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
 792                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
 793                         g_free (priv->last_search);
 794                         priv->last_search = NULL;
 795                 }
 796         }
 797
 798         g_free (current_search);
 799
 800 }
 801
 802 static void
 803 modest_msg_view_window_set_zoom (ModestWindow *window,
 804                                  gdouble zoom)
 805 {
 806         ModestMsgViewWindowPrivate *priv;
 807
 808         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 809
 810         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 811         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 812 }
 813
 814 static gdouble
 815 modest_msg_view_window_get_zoom (ModestWindow *window)
 816 {
 817         ModestMsgViewWindowPrivate *priv;
 818
 819         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 820
 821         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 822         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 823 }
 824
 825 static gboolean
 826 modest_msg_view_window_zoom_plus (ModestWindow *window)
 827 {
 828         ModestWindowPrivate *parent_priv;
 829         GtkRadioAction *zoom_radio_action;
 830         GSList *group, *node;
 831
 832         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 833         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 834                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 835
 836         group = gtk_radio_action_get_group (zoom_radio_action);
 837
 838         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 839                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
 840                 return FALSE;
 841         }
 842
 843         for (node = group; node != NULL; node = g_slist_next (node)) {
 844                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 845                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 846                         return TRUE;
 847                 }
 848         }
 849         return FALSE;
 850 }
 851
 852 static gboolean
 853 modest_msg_view_window_zoom_minus (ModestWindow *window)
 854 {
 855         ModestWindowPrivate *parent_priv;
 856         GtkRadioAction *zoom_radio_action;
 857         GSList *group, *node;
 858
 859         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 860         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 861                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 862
 863         group = gtk_radio_action_get_group (zoom_radio_action);
 864
 865         for (node = group; node != NULL; node = g_slist_next (node)) {
 866                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 867                         if (node->next != NULL) {
 868                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 869                                 return TRUE;
 870                         } else {
 871                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
 872                                 return FALSE;
 873                         }
 874                         break;
 875                 }
 876         }
 877         return FALSE;
 878 }
 879
 880 static gboolean
 881 modest_msg_view_window_key_release_event (GtkWidget *window,
 882                                           GdkEventKey *event,
 883                                           gpointer userdata)
 884 {
 885         if (event->type == GDK_KEY_RELEASE) {
 886                 switch (event->keyval) {
 887                 case GDK_Up:
 888                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 889                         return TRUE;
 890                         break;
 891                 case GDK_Down:
 892                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 893                         return TRUE;
 894                         break;
 895                 default:
 896                         return FALSE;
 897                         break;
 898                 };
 899         } else {
 900                 return FALSE;
 901         }
 902 }
 903
 904 static void
 905 modest_msg_view_window_scroll_up (ModestWindow *window)
 906 {
 907         ModestMsgViewWindowPrivate *priv;
 908         gboolean return_value;
 909
 910         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 911         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
 912 }
 913
 914 static void
 915 modest_msg_view_window_scroll_down (ModestWindow *window)
 916 {
 917         ModestMsgViewWindowPrivate *priv;
 918         gboolean return_value;
 919
 920         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 921         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
 922 }
 923
 924 gboolean
 925 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
 926 {
 927         GtkTreePath *path;
 928         ModestMsgViewWindowPrivate *priv;
 929         GtkTreeIter tmp_iter;
 930         gboolean has_next = FALSE;
 931
 932         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 933         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 934
 935         if (priv->header_model) {
 936                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 937                 if (path == NULL) return FALSE;
 938                 while (!has_next) {
 939                         TnyHeader *header;
 940                         gtk_tree_path_next (path);
 941                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 942                                 break;
 943                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 944                                             &header, -1);
 945                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
 946                                 has_next = TRUE;
 947                                 break;
 948                         }
 949                 }
 950                 gtk_tree_path_free (path);
 951                 return !has_next;
 952         } else {
 953                 return TRUE;
 954         }
 955
 956 }
 957
 958 gboolean
 959 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
 960 {
 961         ModestMsgViewWindowPrivate *priv;
 962
 963         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 964         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 965
 966         return priv->header_model != NULL;
 967 }
 968
 969 gboolean
 970 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
 971 {
 972         GtkTreePath *path;
 973         ModestMsgViewWindowPrivate *priv;
 974         gboolean result;
 975         GtkTreeIter tmp_iter;
 976
 977         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 978         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 979
 980         if (priv->header_model) {
 981                 gchar * path_string;
 982                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 983                 if (!path)
 984                         return TRUE;
 985
 986                 path_string = gtk_tree_path_to_string (path);
 987                 result = (strcmp (path_string, "0")==0);
 988                 if (result) {
 989                         g_free (path_string);
 990                         gtk_tree_path_free (path);
 991                         return result;
 992                 }
 993
 994                 while (result) {
 995                         TnyHeader *header;
 996
 997                         gtk_tree_path_prev (path);
 998
 999                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1000                                 break;
1001                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1002                                             &header, -1);
1003                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1004                                 result = FALSE;
1005                                 break;
1006                         }
1007
1008                         path_string = gtk_tree_path_to_string (path);
1009                         if (strcmp(path_string, "0")==0) {
1010                                 g_free (path_string);
1011                                 break;
1012                         }
1013                         g_free (path_string);
1014                 }
1015                 gtk_tree_path_free (path);
1016                 return result;
1017         } else {
1018                 return TRUE;
1019         }
1020
1021 }
1022
1023 /**
1024  * Reads the message whose summary item is @header. It takes care of
1025  * several things, among others:
1026  *
1027  * If the message was not previously downloaded then ask the user
1028  * before downloading. If there is no connection launch the connection
1029  * dialog. Update toolbar dimming rules.
1030  *
1031  * Returns: TRUE if the mail operation was started, otherwise if the
1032  * user do not want to download the message, or if the user do not
1033  * want to connect, then the operation is not issued
1034  **/
1035 static gboolean
1036 message_reader (ModestMsgViewWindow *window,
1037                 ModestMsgViewWindowPrivate *priv,
1038                 TnyHeader *header,
1039                 GtkTreeIter iter)
1040 {
1041         ModestMailOperation *mail_op = NULL;
1042         GtkTreePath *path = NULL;
1043         ModestMailOperationTypeOperation op_type;
1044
1045         /* Msg download completed */
1046         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED) {
1047                 op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
1048         } else {
1049                 TnyFolder *folder;
1050                 GtkResponseType response;
1051
1052                 op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
1053
1054                 /* Ask the user if he wants to download the message */
1055                 response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1056                                                                     _("mcen_nc_get_msg"));
1057                 if (response == GTK_RESPONSE_CANCEL)
1058                         return FALSE;
1059
1060                 /* Offer the connection dialog if necessary */
1061                 /* FIXME: should this stuff go directly to the mail
1062                    operation instead of spread it all over the
1063                    code? */
1064                 folder = tny_header_get_folder (header);
1065                 if (folder) {
1066                         if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
1067                                 g_object_unref (folder);
1068                                 return FALSE;
1069                         }
1070                         g_object_unref (folder);
1071                 }
1072         }
1073
1074         /* Get the path, will be freed by the callback */
1075         path = gtk_tree_model_get_path (priv->header_model, &iter);
1076
1077         /* New mail operation */
1078         mail_op = modest_mail_operation_new_with_error_handling (op_type,
1079                                                                  G_OBJECT(window),
1080                                                                  modest_ui_actions_get_msgs_full_error_handler,
1081                                                                  NULL);
1082
1083         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1084         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, path);
1085         g_object_unref (mail_op);
1086
1087         /* Update toolbar dimming rules */
1088         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1089
1090         return TRUE;
1091 }
1092
1093 gboolean
1094 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1095 {
1096         ModestMsgViewWindowPrivate *priv;
1097         GtkTreePath *path= NULL;
1098         GtkTreeIter tmp_iter;
1099
1100         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1101         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1102
1103         if (priv->header_model) {
1104                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1105                 if (path == NULL) return FALSE;
1106
1107                 gtk_tree_model_get_iter (priv->header_model,
1108                                          &tmp_iter,
1109                                          path);
1110                 while (gtk_tree_model_iter_next (priv->header_model, &tmp_iter)) {
1111                         TnyHeader *header;
1112
1113                         gtk_tree_model_get (priv->header_model, &tmp_iter,
1114                                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1115                                             &header, -1);
1116                         if (!header)
1117                                 break;
1118
1119                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1120                                 g_object_unref (header);
1121                                 continue;
1122                         }
1123
1124                         /* Read the message & show it */
1125                         if (!message_reader (window, priv, header, tmp_iter)) {
1126                                 g_object_unref (header);
1127                                 break;
1128                         }
1129
1130                         /* Free */
1131                         g_object_unref (header);
1132
1133                         return TRUE;
1134                 }
1135                 gtk_tree_path_free (path);
1136         }
1137         return FALSE;
1138 }
1139
1140 gboolean
1141 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1142 {
1143         ModestMsgViewWindowPrivate *priv = NULL;
1144         TnyHeader *header = NULL;
1145         GtkTreeIter iter;
1146
1147         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1148         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1149
1150         /* Check that the model is not empty */
1151         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1152                 return FALSE;
1153
1154         /* Get the header */
1155         gtk_tree_model_get (priv->header_model,
1156                             &iter,
1157                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1158                             &header, -1);
1159
1160         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1161         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1162                 g_object_unref (header);
1163                 return modest_msg_view_window_select_next_message (self);
1164         }
1165
1166         /* Read the message & show it */
1167         message_reader (self, priv, header, iter);
1168
1169         /* Free */
1170         g_object_unref (header);
1171
1172         return TRUE;
1173 }
1174
1175 gboolean
1176 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1177 {
1178         ModestMsgViewWindowPrivate *priv = NULL;
1179         GtkTreePath *path;
1180
1181         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1182         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1183
1184         /* Return inmediatly if there is no header model */
1185         if (!priv->header_model)
1186                 return FALSE;
1187
1188         path = gtk_tree_row_reference_get_path (priv->row_reference);
1189         while (gtk_tree_path_prev (path)) {
1190                 TnyHeader *header;
1191                 GtkTreeIter iter;
1192
1193                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1194                 gtk_tree_model_get (priv->header_model, &iter,
1195                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1196                                     &header, -1);
1197                 if (!header)
1198                         break;
1199                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1200                         g_object_unref (header);
1201                         continue;
1202                 }
1203
1204                 /* Read the message & show it */
1205                 if (!message_reader (window, priv, header, iter)) {
1206                         g_object_unref (header);
1207                         break;
1208                 }
1209
1210                 g_object_unref (header);
1211
1212                 return TRUE;
1213         }
1214
1215         gtk_tree_path_free (path);
1216         return FALSE;
1217 }
1218
1219 static void
1220 view_msg_cb (ModestMailOperation *mail_op,
1221              TnyHeader *header,
1222              TnyMsg *msg,
1223              gpointer user_data)
1224 {
1225         ModestMsgViewWindow *self = NULL;
1226         ModestMsgViewWindowPrivate *priv = NULL;
1227         GtkTreePath *path;
1228
1229         /* If there was any error */
1230         path = (GtkTreePath *) user_data;
1231         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1232                 gtk_tree_path_free (path);
1233                 return;
1234         }
1235
1236         /* Get the window */
1237         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1238         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1239         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1240
1241         /* Update the row reference */
1242         gtk_tree_row_reference_free (priv->row_reference);
1243         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1244         gtk_tree_path_free (path);
1245
1246         /* Mark header as read */
1247         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1248                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1249
1250         /* Set new message */
1251         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1252         modest_msg_view_window_update_priority (self);
1253         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1254         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1255
1256         /* Free new references */
1257         g_object_unref (self);
1258 }
1259
1260 TnyFolderType
1261 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1262 {
1263         ModestMsgViewWindowPrivate *priv;
1264         TnyMsg *msg;
1265         TnyFolderType folder_type;
1266
1267         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1268
1269         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1270
1271         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1272         if (msg) {
1273                 TnyFolder *folder;
1274
1275                 folder = tny_msg_get_folder (msg);
1276
1277                 if (folder) {
1278                         folder_type = tny_folder_get_folder_type (folder);
1279
1280                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1281                                 const gchar *fname = tny_folder_get_name (folder);
1282                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1283                         }
1284
1285                         g_object_unref (folder);
1286                 }
1287                 g_object_unref (msg);
1288         }
1289
1290         return folder_type;
1291 }
1292
1293
1294 static void
1295 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1296 {
1297         ModestMsgViewWindowPrivate *priv;
1298         TnyHeaderFlags flags = 0;
1299
1300         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1301
1302         if (priv->header_model) {
1303                 TnyHeader *header;
1304                 GtkTreeIter iter;
1305                 GtkTreePath *path = NULL;
1306
1307                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1308                 g_return_if_fail (path != NULL);
1309                 gtk_tree_model_get_iter (priv->header_model,
1310                                          &iter,
1311                                          gtk_tree_row_reference_get_path (priv->row_reference));
1312
1313                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1314                                     &header, -1);
1315                 flags = tny_header_get_flags (header);
1316                 gtk_tree_path_free (path);
1317         }
1318
1319         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1320
1321 }
1322
1323 static gboolean
1324 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1325 {
1326         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1327                 ModestWindowPrivate *parent_priv;
1328                 ModestWindowMgr *mgr;
1329                 gboolean is_fullscreen;
1330                 GtkAction *fs_toggle_action;
1331                 gboolean active;
1332
1333                 mgr = modest_runtime_get_window_mgr ();
1334                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1335
1336                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1337
1338                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1339                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1340                 if (is_fullscreen != active) {
1341                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1342                 }
1343         }
1344
1345         return FALSE;
1346
1347 }
1348
1349 void
1350 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1351 {
1352                 ModestWindowPrivate *parent_priv;
1353                 GtkAction *fs_toggle_action;
1354                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1355
1356                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1357                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1358                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1359 }
1360
1361 static void
1362 set_homogeneous (GtkWidget *widget,
1363                  gpointer data)
1364 {
1365         if (GTK_IS_TOOL_ITEM (widget)) {
1366                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1367                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1368         }
1369 }
1370
1371 static void
1372 modest_msg_view_window_show_toolbar (ModestWindow *self,
1373                                      gboolean show_toolbar)
1374 {
1375         ModestMsgViewWindowPrivate *priv = NULL;
1376         ModestWindowPrivate *parent_priv;
1377         GtkWidget *reply_button = NULL, *menu = NULL;
1378         GtkWidget *placeholder = NULL;
1379         gint insert_index;
1380
1381         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1382         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1383
1384         /* Set optimized view status */
1385         priv->optimized_view = !show_toolbar;
1386
1387         if (!parent_priv->toolbar) {
1388                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1389                                                                   "/ToolBar");
1390
1391                 /* Set homogeneous toolbar */
1392                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1393                                        set_homogeneous, NULL);
1394
1395                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1396                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1397                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1398                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1399                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1400                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1401                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1402                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1403
1404                 /* Add ProgressBar (Transfer toolbar) */
1405                 priv->progress_bar = modest_progress_bar_widget_new ();
1406                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1407                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1408                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1409                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1410                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1411
1412                 /* Connect cancel 'clicked' signal to abort progress mode */
1413                 g_signal_connect(priv->cancel_toolitem, "clicked",
1414                                  G_CALLBACK(cancel_progressbar),
1415                                  self);
1416
1417                 /* Add it to the observers list */
1418                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1419
1420                 /* Add to window */
1421                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1422                                            GTK_TOOLBAR (parent_priv->toolbar));
1423
1424
1425                 /* Set reply button tap and hold menu */
1426                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1427                                                           "/ToolBar/ToolbarMessageReply");
1428                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1429                                                   "/ToolbarReplyCSM");
1430                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1431         }
1432
1433         if (show_toolbar) {
1434                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1435                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1436                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1437
1438                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1439                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1440
1441         } else {
1442                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1443                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1444         }
1445 }
1446
1447 static void
1448 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1449                                                GdkEvent *event,
1450                                                ModestMsgViewWindow *window)
1451 {
1452         ModestWindowPrivate *parent_priv;
1453 /*      GtkAction *action; */
1454         gboolean is_address;
1455         gchar *selection;
1456         GtkWidget *focused;
1457
1458         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1459         selection = gtk_clipboard_wait_for_text (clipboard);
1460
1461         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1462
1463 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1464 /*      gtk_action_set_sensitive (action, is_address); */
1465
1466         focused = gtk_window_get_focus (GTK_WINDOW (window));
1467
1468 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1469 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1470
1471 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1472 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1473
1474         g_free (selection);
1475 /*      modest_msg_view_window_update_dimmed (window); */
1476
1477 }
1478
1479 gboolean
1480 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1481 {
1482         ModestMsgViewWindowPrivate *priv;
1483
1484         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1485         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1486
1487         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1488 }
1489
1490 static void
1491 cancel_progressbar (GtkToolButton *toolbutton,
1492                     ModestMsgViewWindow *self)
1493 {
1494         GSList *tmp;
1495         ModestMsgViewWindowPrivate *priv;
1496
1497         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1498
1499         /* Get operation observers and cancel its current operation */
1500         tmp = priv->progress_widgets;
1501         while (tmp) {
1502                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1503                 tmp=g_slist_next(tmp);
1504         }
1505 }
1506 static gboolean
1507 observers_empty (ModestMsgViewWindow *self)
1508 {
1509         GSList *tmp = NULL;
1510         ModestMsgViewWindowPrivate *priv;
1511         gboolean is_empty = TRUE;
1512         guint pending_ops = 0;
1513
1514         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1515         tmp = priv->progress_widgets;
1516
1517         /* Check all observers */
1518         while (tmp && is_empty)  {
1519                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1520                 is_empty = pending_ops == 0;
1521
1522                 tmp = g_slist_next(tmp);
1523         }
1524
1525         return is_empty;
1526 }
1527
1528
1529 static void
1530 on_queue_changed (ModestMailOperationQueue *queue,
1531                   ModestMailOperation *mail_op,
1532                   ModestMailOperationQueueNotification type,
1533                   ModestMsgViewWindow *self)
1534 {
1535         GSList *tmp;
1536         ModestMsgViewWindowPrivate *priv;
1537         ModestMailOperationTypeOperation op_type;
1538         ModestToolBarModes mode;
1539
1540         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1541         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1542
1543         /* If this operations was created by another window, do nothing */
1544         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1545             return;
1546
1547         /* Get toolbar mode from operation id*/
1548         op_type = modest_mail_operation_get_type_operation (mail_op);
1549         switch (op_type) {
1550         case MODEST_MAIL_OPERATION_TYPE_SEND:
1551         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1552         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1553                 mode = TOOLBAR_MODE_TRANSFER;
1554                 break;
1555         default:
1556                 mode = TOOLBAR_MODE_NORMAL;
1557
1558         }
1559
1560         /* Add operation observers and change toolbar if neccessary*/
1561         tmp = priv->progress_widgets;
1562         switch (type) {
1563         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1564                 if (mode == TOOLBAR_MODE_TRANSFER) {
1565                         /* Enable transfer toolbar mode */
1566                         set_toolbar_transfer_mode(self);
1567                         while (tmp) {
1568                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1569                                                                       mail_op);
1570                                 tmp = g_slist_next (tmp);
1571                         }
1572
1573                 }
1574                 break;
1575         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1576                 if (mode == TOOLBAR_MODE_TRANSFER) {
1577                         while (tmp) {
1578                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1579                                                                  mail_op);
1580                                 tmp = g_slist_next (tmp);
1581
1582                         }
1583
1584                         /* If no more operations are being observed, NORMAL mode is enabled again */
1585                         if (observers_empty (self)) {
1586                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1587                         }
1588                 }
1589                 break;
1590         }
1591 }
1592
1593 GList *
1594 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
1595 {
1596         ModestMsgViewWindowPrivate *priv;
1597         GList *selected_attachments = NULL;
1598
1599         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1600         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1601
1602         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1603
1604         return selected_attachments;
1605 }
1606
1607 void
1608 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1609 {
1610         ModestMsgViewWindowPrivate *priv;
1611         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1612         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1613
1614         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1615
1616         if (mime_part == NULL) {
1617                 gboolean error = FALSE;
1618                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1619                 if (selected_attachments == NULL) {
1620                         error = TRUE;
1621                 } else if (g_list_length (selected_attachments) > 1) {
1622                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1623                         error = TRUE;
1624                 } else {
1625                         mime_part = (TnyMimePart *) selected_attachments->data;
1626                         g_object_ref (mime_part);
1627                 }
1628                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1629                 g_list_free (selected_attachments);
1630
1631                 if (error)
1632                         return;
1633         } else {
1634                 g_object_ref (mime_part);
1635         }
1636
1637         if (tny_mime_part_is_purged (mime_part)) {
1638                 g_object_unref (mime_part);
1639                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1640                 return;
1641         }
1642
1643         if (!TNY_IS_MSG (mime_part)) {
1644                 gchar *filepath = NULL;
1645                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1646                 gchar *extension = NULL;
1647                 TnyFsStream *temp_stream = NULL;
1648
1649                 if (att_filename) {
1650                         extension = g_strrstr (att_filename, ".");
1651                         if (extension != NULL)
1652                                 extension++;
1653                 }
1654
1655                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1656
1657                 if (temp_stream) {
1658                         const gchar *content_type;
1659                         content_type = tny_mime_part_get_content_type (mime_part);
1660                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1661
1662                         modest_platform_activate_file (filepath, content_type);
1663                         g_object_unref (temp_stream);
1664                         g_free (filepath);
1665                         /* TODO: delete temporary file */
1666                 }
1667         } else {
1668                 /* message attachment */
1669                 TnyHeader *header = NULL;
1670                 ModestWindowMgr *mgr;
1671                 ModestWindow *msg_win = NULL;
1672                 gboolean found;
1673
1674                 header = tny_msg_get_header (TNY_MSG (mime_part));
1675                 mgr = modest_runtime_get_window_mgr ();
1676                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1677
1678                 if (found) {
1679                         if (msg_win)                            /* there is already a window for this uid; top it */
1680                                 gtk_window_present (GTK_WINDOW(msg_win));
1681                         else
1682                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1683                                  * thus, we don't do anything */
1684                                 g_warning ("window for is already being created");
1685                 } else {
1686                         /* it's not found, so create a new window for it */
1687                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1688                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1689                         if (!account)
1690                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1691                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1692                         modest_window_mgr_register_window (mgr, msg_win);
1693                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1694                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1695                 }
1696         }
1697         g_object_unref (mime_part);
1698 }
1699
1700 static gboolean
1701 save_mime_part_to_file (const gchar *filename, TnyMimePart *mime_part)
1702 {
1703         GnomeVFSResult result;
1704         GnomeVFSHandle *handle;
1705         TnyStream *stream;
1706
1707         result = gnome_vfs_create (&handle, filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1708         if (result != GNOME_VFS_OK) {
1709                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1710                 return FALSE;
1711         }
1712         stream = tny_vfs_stream_new (handle);
1713         tny_mime_part_decode_to_stream (mime_part, stream);
1714         g_object_unref (G_OBJECT (stream));
1715         return TRUE;
1716 }
1717
1718 static gboolean
1719 save_mime_part_to_file_with_checks (GtkWindow *parent, const gchar *filename, TnyMimePart *mime_part)
1720 {
1721         if (modest_maemo_utils_file_exists (filename)) {
1722                 GtkWidget *confirm_overwrite_dialog;
1723                 confirm_overwrite_dialog = hildon_note_new_confirmation (GTK_WINDOW (parent),
1724                                                                          _("emev_nc_replace_files"));
1725                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1726                         gtk_widget_destroy (confirm_overwrite_dialog);
1727                         return FALSE;
1728                 }
1729                 gtk_widget_destroy (confirm_overwrite_dialog);
1730         }
1731
1732         return save_mime_part_to_file (filename, mime_part);
1733 }
1734
1735 void
1736 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1737 {
1738         gboolean clean_list = FALSE;
1739         ModestMsgViewWindowPrivate *priv;
1740         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1741
1742         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1743
1744         if (mime_parts == NULL) {
1745                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1746                 if (mime_parts == NULL)
1747                         return;
1748                 clean_list = TRUE;
1749         }
1750
1751         if (mime_parts->next == NULL) {
1752                 /* only one attachment selected */
1753                 GtkWidget *save_dialog = NULL;
1754                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1755                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1756                         const gchar *filename;
1757                         gchar *folder;
1758                         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1759                         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1760                         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1761                         g_free (folder);
1762                         filename = tny_mime_part_get_filename (mime_part);
1763                         if (filename != NULL)
1764                                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog), filename);
1765                         while (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1766                                 gchar *filename_tmp = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1767                                 gboolean save_result;
1768                                 if (!modest_maemo_utils_folder_writable (filename_tmp)) {
1769                                         g_free (filename_tmp);
1770                                         hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1771                                         continue;
1772                                 }
1773                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1774                                                                                   filename_tmp, mime_part);
1775                                 g_free (filename_tmp);
1776                                 if (save_result)
1777                                         break;
1778                                 else
1779                                         continue;
1780                         }
1781                         gtk_widget_destroy (save_dialog);
1782                 } else {
1783                         g_warning ("Tried to save a non-file attachment");
1784                 }
1785         } else {
1786                 GtkWidget *save_dialog = NULL;
1787                 gchar *folder;
1788                 gchar *save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"),
1789                                                             g_list_length (mime_parts));
1790                 save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1791                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1792
1793                 folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1794                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1795                 g_free (folder);
1796                 if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1797                         gchar *foldername = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1798                         GList *node = NULL;
1799                         gboolean attachment_found = FALSE;
1800                         if (!modest_maemo_utils_folder_writable (foldername)) {
1801                                 g_free (foldername);
1802                                 hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1803                         }
1804                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1805                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1806                                 if (tny_mime_part_is_attachment (mime_part)) {
1807                                         const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1808                                         if (att_filename != NULL) {
1809                                                 gchar *full_filename;
1810                                                 gboolean save_result;
1811                                                 full_filename = g_build_filename (foldername, att_filename, NULL);
1812                                                 attachment_found = TRUE;
1813
1814                                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1815                                                                                                   full_filename, mime_part);
1816                                                 g_free (full_filename);
1817                                                 if (!save_result)
1818                                                         break;
1819                                         }
1820                                 }
1821                         }
1822                         gtk_widget_destroy (save_dialog);
1823                 } else {
1824                         g_warning ("Tried to save a non-file attachment");
1825                 }
1826                 /* more than one attachment selected */
1827         }
1828         if (clean_list) {
1829                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1830                 g_list_free (mime_parts);
1831         }
1832 }
1833
1834 void
1835 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1836 {
1837         ModestMsgViewWindowPrivate *priv;
1838         GList *mime_parts = NULL, *node;
1839         gchar *confirmation_message;
1840         gint response;
1841         gint n_attachments;
1842         TnyMsg *msg;
1843 /*      TnyFolder *folder; */
1844
1845         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1846         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1847
1848         if (get_all)
1849                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1850         else
1851                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1852
1853         /* Remove already purged messages from mime parts list */
1854         node = mime_parts;
1855         while (node != NULL) {
1856                 TnyMimePart *part = TNY_MIME_PART (node->data);
1857                 if (tny_mime_part_is_purged (part)) {
1858                         GList *deleted_node = node;
1859                         node = g_list_next (node);
1860                         g_object_unref (part);
1861                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
1862                 } else {
1863                         node = g_list_next (node);
1864                 }
1865         }
1866
1867         if (mime_parts == NULL)
1868                 return;
1869
1870         n_attachments = g_list_length (mime_parts);
1871         if (n_attachments == 1) {
1872                 const gchar *filename;
1873
1874                 if (TNY_IS_MSG (mime_parts->data)) {
1875                         TnyHeader *header;
1876                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
1877                         filename = tny_header_get_subject (header);
1878                         g_object_unref (header);
1879                         if (filename == NULL)
1880                                 filename = _("mail_va_no_subject");
1881                 } else {
1882                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
1883                 }
1884                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
1885         } else {
1886                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
1887                                                                  "mcen_nc_purge_files_text",
1888                                                                  n_attachments), n_attachments);
1889         }
1890         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1891                                                             confirmation_message);
1892         g_free (confirmation_message);
1893
1894         if (response != GTK_RESPONSE_OK)
1895                 return;
1896
1897 /*      folder = tny_msg_get_folder (msg); */
1898 /*      tny_msg_uncache_attachments (msg); */
1899 /*      tny_folder_refresh (folder, NULL); */
1900 /*      g_object_unref (folder); */
1901
1902         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
1903
1904         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1905                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
1906 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
1907         }
1908
1909         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1910         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
1911         tny_msg_rewrite_cache (msg);
1912         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1913
1914         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1915         g_list_free (mime_parts);
1916
1917
1918 }
1919
1920
1921 static void
1922 update_window_title (ModestMsgViewWindow *window)
1923 {
1924         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1925         TnyMsg *msg = NULL;
1926         TnyHeader *header = NULL;
1927         const gchar *subject = NULL;
1928
1929         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1930         if (msg != NULL) {
1931                 header = tny_msg_get_header (msg);
1932                 subject = tny_header_get_subject (header);
1933                 g_object_unref (msg);
1934         }
1935
1936         if ((subject == NULL)||(subject[0] == '\0'))
1937                 subject = _("mail_va_no_subject");
1938
1939         gtk_window_set_title (GTK_WINDOW (window), subject);
1940 }