git.maemo.org Git - modest/blob - src/maemo/modest-msg-view-window.c

   1 /* Copyright (c) 2006, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29 #include <glib/gi18n.h>
  30 #include <string.h>
  31 #include <tny-account-store.h>
  32 #include <tny-simple-list.h>
  33 #include <tny-msg.h>
  34 #include <tny-mime-part.h>
  35 #include <tny-vfs-stream.h>
  36 #include "modest-marshal.h"
  37 #include "modest-platform.h"
  38 #include <modest-maemo-utils.h>
  39 #include <modest-tny-msg.h>
  40 #include <modest-msg-view-window.h>
  41 #include <modest-attachments-view.h>
  42 #include <modest-main-window-ui.h>
  43 #include "modest-msg-view-window-ui-dimming.h"
  44 #include <modest-widget-memory.h>
  45 #include <modest-runtime.h>
  46 #include <modest-window-priv.h>
  47 #include <modest-tny-folder.h>
  48 #include <modest-text-utils.h>
  49 #include <modest-account-mgr-helpers.h>
  50 #include "modest-progress-bar-widget.h"
  51 #include "modest-defs.h"
  52 #include "modest-hildon-includes.h"
  53 #include <gtkhtml/gtkhtml-search.h>
  54 #include "modest-ui-dimming-manager.h"
  55 #include <gdk/gdkkeysyms.h>
  56
  57 #define DEFAULT_FOLDER "MyDocs/.documents"
  58
  59 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
  60 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
  61 static void  modest_msg_view_window_finalize     (GObject *obj);
  62 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
  63                                                          gpointer data);
  64 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
  65                                                         ModestMsgViewWindow *obj);
  66 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
  67                                                         ModestMsgViewWindow *obj);
  68
  69 static void  modest_msg_view_window_set_zoom (ModestWindow *window,
  70                                               gdouble zoom);
  71 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
  72 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
  73 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
  74 static gboolean modest_msg_view_window_key_release_event (GtkWidget *window,
  75                                                           GdkEventKey *event,
  76                                                           gpointer userdata);
  77 static gboolean modest_msg_view_window_window_state_event (GtkWidget *widget,
  78                                                            GdkEventWindowState *event,
  79                                                            gpointer userdata);
  80 static void modest_msg_view_window_scroll_up (ModestWindow *window);
  81 static void modest_msg_view_window_scroll_down (ModestWindow *window);
  82 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
  83
  84 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
  85                                                    gboolean show_toolbar);
  86
  87 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
  88                                                            GdkEvent *event,
  89                                                            ModestMsgViewWindow *window);
  90
  91 static void cancel_progressbar (GtkToolButton *toolbutton,
  92                                 ModestMsgViewWindow *self);
  93
  94 static void         on_queue_changed                     (ModestMailOperationQueue *queue,
  95                                                           ModestMailOperation *mail_op,
  96                                                           ModestMailOperationQueueNotification type,
  97                                                           ModestMsgViewWindow *self);
  98
  99 static void view_msg_cb (ModestMailOperation *mail_op, TnyHeader *header, TnyMsg *msg, gpointer user_data);
 100
 101 static void set_toolbar_mode (ModestMsgViewWindow *self,
 102                               ModestToolBarModes mode);
 103
 104 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self);
 105
 106 static void update_window_title (ModestMsgViewWindow *window);
 107
 108
 109 /* list my signals */
 110 enum {
 111         MSG_CHANGED_SIGNAL,
 112         LAST_SIGNAL
 113 };
 114
 115 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 116         { "FindInMessage",    MODEST_TOOLBAR_ICON_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         GtkTreeRowReference *next_row_reference;
 154
 155         guint clipboard_change_handler;
 156         guint queue_change_handler;
 157
 158         guint progress_bar_timeout;
 159
 160         gchar *msg_uid;
 161 };
 162
 163 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 164                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 165                                                     ModestMsgViewWindowPrivate))
 166 /* globals */
 167 static GtkWindowClass *parent_class = NULL;
 168
 169 /* uncomment the following if you have defined any signals */
 170 static guint signals[LAST_SIGNAL] = {0};
 171
 172 GType
 173 modest_msg_view_window_get_type (void)
 174 {
 175         static GType my_type = 0;
 176         if (!my_type) {
 177                 static const GTypeInfo my_info = {
 178                         sizeof(ModestMsgViewWindowClass),
 179                         NULL,           /* base init */
 180                         NULL,           /* base finalize */
 181                         (GClassInitFunc) modest_msg_view_window_class_init,
 182                         NULL,           /* class finalize */
 183                         NULL,           /* class data */
 184                         sizeof(ModestMsgViewWindow),
 185                         1,              /* n_preallocs */
 186                         (GInstanceInitFunc) modest_msg_view_window_init,
 187                         NULL
 188                 };
 189                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 190                                                   "ModestMsgViewWindow",
 191                                                   &my_info, 0);
 192         }
 193         return my_type;
 194 }
 195
 196 static void
 197 save_state (ModestWindow *self)
 198 {
 199         modest_widget_memory_save (modest_runtime_get_conf (),
 200                                    G_OBJECT(self),
 201                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 202 }
 203
 204
 205 static void
 206 restore_settings (ModestMsgViewWindow *self)
 207 {
 208         modest_widget_memory_restore (modest_runtime_get_conf (),
 209                                       G_OBJECT(self),
 210                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 211 }
 212
 213 static void
 214 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 215 {
 216         GObjectClass *gobject_class;
 217         ModestWindowClass *modest_window_class;
 218         gobject_class = (GObjectClass*) klass;
 219         modest_window_class = (ModestWindowClass *) klass;
 220
 221         parent_class            = g_type_class_peek_parent (klass);
 222         gobject_class->finalize = modest_msg_view_window_finalize;
 223
 224         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 225         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 226         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 227         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 228         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 229
 230         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 231
 232         modest_window_class->save_state_func = save_state;
 233
 234         signals[MSG_CHANGED_SIGNAL] =
 235                 g_signal_new ("msg-changed",
 236                               G_TYPE_FROM_CLASS (gobject_class),
 237                               G_SIGNAL_RUN_FIRST,
 238                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 239                               NULL, NULL,
 240                               modest_marshal_VOID__POINTER_POINTER,
 241                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 242 }
 243
 244 static void
 245 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 246 {
 247         ModestMsgViewWindowPrivate *priv;
 248         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 249
 250         priv->msg_view      = NULL;
 251         priv->header_model  = NULL;
 252         priv->clipboard_change_handler = 0;
 253         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 254
 255         priv->optimized_view  = FALSE;
 256         priv->progress_bar_timeout = 0;
 257         priv->msg_uid = NULL;
 258 }
 259
 260
 261 static gboolean
 262 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 263 {
 264         ModestMsgViewWindowPrivate *priv = NULL;
 265
 266         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 267
 268         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 269
 270         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
 271
 272         if (priv->progress_bar_timeout > 0) {
 273                 g_source_remove (priv->progress_bar_timeout);
 274                 priv->progress_bar_timeout = 0;
 275         }
 276
 277         return FALSE;
 278 }
 279
 280 static void
 281 set_toolbar_mode (ModestMsgViewWindow *self,
 282                   ModestToolBarModes mode)
 283 {
 284         ModestWindowPrivate *parent_priv;
 285         ModestMsgViewWindowPrivate *priv;
 286 /*      GtkWidget *widget = NULL; */
 287
 288         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 289
 290         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 291         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 292
 293         /* Sets current toolbar mode */
 294         priv->current_toolbar_mode = mode;
 295
 296         /* Update toolbar dimming state */
 297         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 298
 299         switch (mode) {
 300         case TOOLBAR_MODE_NORMAL:
 301 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 302 /*              gtk_action_set_sensitive (widget, TRUE); */
 303 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 304 /*              gtk_action_set_sensitive (widget, TRUE); */
 305 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 306 /*              gtk_action_set_sensitive (widget, TRUE); */
 307 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 308 /*              gtk_action_set_sensitive (widget, TRUE); */
 309
 310                 if (priv->prev_toolitem)
 311                         gtk_widget_show (priv->prev_toolitem);
 312
 313                 if (priv->next_toolitem)
 314                         gtk_widget_show (priv->next_toolitem);
 315
 316                 if (priv->progress_toolitem)
 317                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 318                 if (priv->progress_bar)
 319                         gtk_widget_hide (priv->progress_bar);
 320
 321                 if (priv->cancel_toolitem)
 322                         gtk_widget_hide (priv->cancel_toolitem);
 323
 324                 /* Hide toolbar if optimized view is enabled */
 325                 if (priv->optimized_view) {
 326                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 327                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 328                 }
 329
 330                 break;
 331         case TOOLBAR_MODE_TRANSFER:
 332 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 333 /*              gtk_action_set_sensitive (widget, FALSE); */
 334 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 335 /*              gtk_action_set_sensitive (widget, FALSE); */
 336 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 337 /*              gtk_action_set_sensitive (widget, FALSE); */
 338 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 339 /*              gtk_action_set_sensitive (widget, FALSE); */
 340
 341                 if (priv->prev_toolitem)
 342                         gtk_widget_hide (priv->prev_toolitem);
 343
 344                 if (priv->next_toolitem)
 345                         gtk_widget_hide (priv->next_toolitem);
 346
 347                 if (priv->progress_toolitem)
 348                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 349                 if (priv->progress_bar)
 350                         gtk_widget_show (priv->progress_bar);
 351
 352                 if (priv->cancel_toolitem)
 353                         gtk_widget_show (priv->cancel_toolitem);
 354
 355                 /* Show toolbar if it's hiden (optimized view ) */
 356                 if (priv->optimized_view) {
 357                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 358                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 359                 }
 360
 361                 break;
 362         default:
 363                 g_return_if_reached ();
 364         }
 365
 366 }
 367
 368
 369 static GtkWidget *
 370 menubar_to_menu (GtkUIManager *ui_manager)
 371 {
 372         GtkWidget *main_menu;
 373         GtkWidget *menubar;
 374         GList *iter;
 375
 376         /* Create new main menu */
 377         main_menu = gtk_menu_new();
 378
 379         /* Get the menubar from the UI manager */
 380         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 381
 382         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
 383         while (iter) {
 384                 GtkWidget *menu;
 385
 386                 menu = GTK_WIDGET (iter->data);
 387                 gtk_widget_reparent(menu, main_menu);
 388
 389                 iter = g_list_next (iter);
 390         }
 391         return main_menu;
 392 }
 393
 394 static void
 395 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
 396 {
 397         GtkWidget *main_vbox;
 398         ModestMsgViewWindowPrivate *priv;
 399         ModestWindowPrivate *parent_priv;
 400
 401         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 402         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 403
 404         priv->msg_view = modest_msg_view_new (msg);
 405         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 406         main_vbox = gtk_vbox_new  (FALSE, 6);
 407
 408         /* Menubar */
 409         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
 410         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
 411         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 412
 413         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 414         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 415         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 416         modest_maemo_set_thumbable_scrollbar (GTK_SCROLLED_WINDOW(priv->main_scroll), TRUE);
 417
 418         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 419         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 420         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 421
 422         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 423         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 424         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 425         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 426
 427         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);
 428         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 429         gtk_box_pack_end (GTK_BOX (main_vbox), priv->find_toolbar, FALSE, FALSE, 0);
 430
 431 }
 432
 433
 434 static void
 435 modest_msg_view_window_finalize (GObject *obj)
 436 {
 437         ModestMsgViewWindowPrivate *priv;
 438
 439         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 440         if (priv->clipboard_change_handler > 0) {
 441                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
 442                 priv->clipboard_change_handler = 0;
 443         }
 444         if (priv->queue_change_handler > 0) {
 445                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
 446                 priv->queue_change_handler = 0;
 447         }
 448         if (priv->header_model != NULL) {
 449                 g_object_unref (priv->header_model);
 450                 priv->header_model = NULL;
 451         }
 452
 453         /* disconnet operations queue observer */
 454
 455         if (priv->progress_bar_timeout > 0) {
 456                 g_source_remove (priv->progress_bar_timeout);
 457                 priv->progress_bar_timeout = 0;
 458         }
 459
 460         if (priv->row_reference) {
 461                 gtk_tree_row_reference_free (priv->row_reference);
 462                 priv->row_reference = NULL;
 463         }
 464
 465         if (priv->next_row_reference) {
 466                 gtk_tree_row_reference_free (priv->next_row_reference);
 467                 priv->next_row_reference = NULL;
 468         }
 469
 470         if (priv->msg_uid) {
 471                 g_free (priv->msg_uid);
 472                 priv->msg_uid = NULL;
 473         }
 474
 475         G_OBJECT_CLASS(parent_class)->finalize (obj);
 476 }
 477
 478 static gboolean
 479 select_next_valid_row (GtkTreeModel *model,
 480                        GtkTreeRowReference **row_reference,
 481                        gboolean cycle)
 482 {
 483         GtkTreeIter tmp_iter;
 484         GtkTreePath *path, *next;
 485         gboolean retval = FALSE;
 486
 487         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 488
 489         path = gtk_tree_row_reference_get_path (*row_reference);
 490         gtk_tree_model_get_iter (model, &tmp_iter, path);
 491         gtk_tree_row_reference_free (*row_reference);
 492         *row_reference = NULL;
 493
 494         if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 495                 next = gtk_tree_model_get_path (model, &tmp_iter);
 496                 *row_reference = gtk_tree_row_reference_new (model, next);
 497                 retval = TRUE;
 498         } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 499                 next = gtk_tree_model_get_path (model, &tmp_iter);
 500
 501                 /* Ensure that we are not selecting the same */
 502                 if (gtk_tree_path_compare (path, next) != 0) {
 503                         *row_reference = gtk_tree_row_reference_new (model, next);
 504                         retval = TRUE;
 505                 }
 506         }
 507
 508         /* Free */
 509         gtk_tree_path_free (path);
 510
 511         return retval;
 512 }
 513
 514 ModestWindow *
 515 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 516                                               const gchar *account_name,
 517                                               const gchar *msg_uid,
 518                                               GtkTreeModel *model,
 519                                               GtkTreeRowReference *row_reference)
 520 {
 521         ModestMsgViewWindow *window = NULL;
 522         ModestMsgViewWindowPrivate *priv = NULL;
 523
 524         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, account_name, msg_uid));
 525         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 526
 527         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 528
 529         g_object_ref (model);
 530         priv->header_model = model;
 531         priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 532         priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 533         select_next_valid_row (model, &(priv->next_row_reference), TRUE);
 534
 535         modest_msg_view_window_update_priority (window);
 536
 537         /* Check toolbar dimming rules */
 538         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 539
 540         return MODEST_WINDOW(window);
 541 }
 542
 543
 544 ModestWindow *
 545 modest_msg_view_window_new (TnyMsg *msg,
 546                             const gchar *account_name,
 547                             const gchar *msg_uid)
 548 {
 549         ModestMsgViewWindow *self = NULL;
 550         GObject *obj = NULL;
 551         ModestMsgViewWindowPrivate *priv = NULL;
 552         ModestWindowPrivate *parent_priv = NULL;
 553         ModestDimmingRulesGroup *menu_rules_group = NULL;
 554         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 555         GtkActionGroup *action_group = NULL;
 556         GError *error = NULL;
 557         GdkPixbuf *window_icon;
 558
 559         g_return_val_if_fail (msg, NULL);
 560
 561         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 562         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 563         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 564         self = MODEST_MSG_VIEW_WINDOW (obj);
 565
 566         priv->msg_uid = g_strdup (msg_uid);
 567
 568         parent_priv->ui_manager = gtk_ui_manager_new();
 569         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 570
 571         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 572         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 573
 574         menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules", FALSE);
 575         toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules", TRUE);
 576
 577         /* Add common actions */
 578         gtk_action_group_add_actions (action_group,
 579                                       modest_action_entries,
 580                                       G_N_ELEMENTS (modest_action_entries),
 581                                       obj);
 582         gtk_action_group_add_toggle_actions (action_group,
 583                                              modest_toggle_action_entries,
 584                                              G_N_ELEMENTS (modest_toggle_action_entries),
 585                                              obj);
 586         gtk_action_group_add_toggle_actions (action_group,
 587                                              msg_view_toggle_action_entries,
 588                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 589                                              obj);
 590         gtk_action_group_add_radio_actions (action_group,
 591                                             msg_view_zoom_action_entries,
 592                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 593                                             100,
 594                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 595                                             obj);
 596
 597         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 598         g_object_unref (action_group);
 599
 600         /* Load the UI definition */
 601         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 602                                          &error);
 603         if (error) {
 604                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 605                 g_error_free (error);
 606                 error = NULL;
 607         }
 608         /* ****** */
 609
 610         /* Add common dimming rules */
 611         modest_dimming_rules_group_add_rules (menu_rules_group,
 612                                               modest_msg_view_menu_dimming_entries,
 613                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 614                                               self);
 615         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 616                                               modest_msg_view_toolbar_dimming_entries,
 617                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 618                                               self);
 619
 620         /* Insert dimming rules group for this window */
 621         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 622         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 623         g_object_unref (menu_rules_group);
 624         g_object_unref (toolbar_rules_group);
 625
 626         /* Add accelerators */
 627         gtk_window_add_accel_group (GTK_WINDOW (obj),
 628                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 629
 630         /* Init window */
 631         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
 632         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 633
 634         /* Set window icon */
 635         window_icon = modest_platform_get_icon (MODEST_APP_MSG_VIEW_ICON);
 636         if (window_icon) {
 637                 gtk_window_set_icon (GTK_WINDOW (obj), window_icon);
 638                 g_object_unref (window_icon);
 639         }
 640
 641         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 642
 643         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
 644                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 645         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 646                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 647         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 648                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 649         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 650                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 651         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 652                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 653
 654         g_signal_connect (G_OBJECT (obj), "key-release-event",
 655                           G_CALLBACK (modest_msg_view_window_key_release_event),
 656                           NULL);
 657
 658         g_signal_connect (G_OBJECT (obj), "window-state-event",
 659                           G_CALLBACK (modest_msg_view_window_window_state_event),
 660                           NULL);
 661
 662         /* Mail Operation Queue */
 663         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 664                                                        "queue-changed",
 665                                                        G_CALLBACK (on_queue_changed),
 666                                                        obj);
 667
 668         modest_window_set_active_account (MODEST_WINDOW(obj), account_name);
 669
 670         priv->last_search = NULL;
 671
 672         /* Init the clipboard actions dim status */
 673         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 674
 675         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 676
 677         /* Check toolbar dimming rules */
 678         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 679
 680         return MODEST_WINDOW(obj);
 681 }
 682
 683
 684 gboolean
 685 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
 686 {
 687         ModestMsgViewWindowPrivate *priv= NULL;
 688
 689         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 690         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 691
 692         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
 693 }
 694
 695 TnyHeader*
 696 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
 697 {
 698         ModestMsgViewWindowPrivate *priv= NULL;
 699         TnyMsg *msg = NULL;
 700         TnyHeader *header = NULL;
 701         GtkTreePath *path = NULL;
 702         GtkTreeIter iter;
 703
 704         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
 705         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 706
 707         /* Message is not obtained from a treemodel (Attachment ?) */
 708         if (priv->header_model == NULL) {
 709                 msg = modest_msg_view_window_get_message (self);
 710                 header = tny_msg_get_header (msg);
 711                 g_object_unref (msg);
 712                 return header;
 713         }
 714
 715         /* Get current message iter */
 716         path = gtk_tree_row_reference_get_path (priv->row_reference);
 717         g_return_val_if_fail (path != NULL, NULL);
 718         gtk_tree_model_get_iter (priv->header_model,
 719                                  &iter,
 720                                  path);
 721
 722         /* Get current message header */
 723         gtk_tree_model_get (priv->header_model, &iter,
 724                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 725                             &header, -1);
 726
 727         gtk_tree_path_free (path);
 728         return header;
 729 }
 730
 731 TnyMsg*
 732 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 733 {
 734         ModestMsgView *msg_view;
 735         ModestMsgViewWindowPrivate *priv;
 736
 737         g_return_val_if_fail (self, NULL);
 738
 739         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 740
 741         msg_view = MODEST_MSG_VIEW (priv->msg_view);
 742
 743         return modest_msg_view_get_message (msg_view);
 744 }
 745
 746 const gchar*
 747 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
 748 {
 749         ModestMsgViewWindowPrivate *priv;
 750
 751         g_return_val_if_fail (self, NULL);
 752
 753         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 754
 755         return (const gchar*) priv->msg_uid;
 756 }
 757
 758 static void
 759 toggle_action_set_active_block_notify (GtkToggleAction *action,
 760                                        gboolean value)
 761 {
 762         GSList *proxies = NULL;
 763
 764         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 765              proxies != NULL; proxies = g_slist_next (proxies)) {
 766                 GtkWidget *widget = (GtkWidget *) proxies->data;
 767                 gtk_action_block_activate_from (GTK_ACTION (action), widget);
 768         }
 769
 770         gtk_toggle_action_set_active (action, value);
 771
 772         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 773              proxies != NULL; proxies = g_slist_next (proxies)) {
 774                 GtkWidget *widget = (GtkWidget *) proxies->data;
 775                 gtk_action_unblock_activate_from (GTK_ACTION (action), widget);
 776         }
 777 }
 778
 779
 780 static void
 781 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
 782                                             gpointer data)
 783 {
 784         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
 785         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 786         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 787         gboolean is_active;
 788         GtkAction *action;
 789
 790         is_active = gtk_toggle_action_get_active (toggle);
 791
 792         if (is_active) {
 793                 gtk_widget_show (priv->find_toolbar);
 794                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
 795         } else {
 796                 gtk_widget_hide (priv->find_toolbar);
 797         }
 798
 799         /* update the toggle buttons status */
 800         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 801         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 802         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
 803         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 804
 805 }
 806
 807 static void
 808 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 809                                            ModestMsgViewWindow *obj)
 810 {
 811         GtkToggleAction *toggle;
 812         ModestWindowPrivate *parent_priv;
 813         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
 814
 815         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
 816         gtk_toggle_action_set_active (toggle, FALSE);
 817 }
 818
 819 static void
 820 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 821                                            ModestMsgViewWindow *obj)
 822 {
 823         gchar *current_search;
 824         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 825
 826         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 827
 828         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
 829                 g_free (current_search);
 830                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
 831                 return;
 832         }
 833
 834         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 835                 gboolean result;
 836                 g_free (priv->last_search);
 837                 priv->last_search = g_strdup (current_search);
 838                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 839                                                  priv->last_search);
 840                 if (!result) {
 841                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
 842                         g_free (priv->last_search);
 843                         priv->last_search = NULL;
 844                 }
 845         } else {
 846                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
 847                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
 848                         g_free (priv->last_search);
 849                         priv->last_search = NULL;
 850                 }
 851         }
 852
 853         g_free (current_search);
 854
 855 }
 856
 857 static void
 858 modest_msg_view_window_set_zoom (ModestWindow *window,
 859                                  gdouble zoom)
 860 {
 861         ModestMsgViewWindowPrivate *priv;
 862
 863         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 864
 865         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 866         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 867 }
 868
 869 static gdouble
 870 modest_msg_view_window_get_zoom (ModestWindow *window)
 871 {
 872         ModestMsgViewWindowPrivate *priv;
 873
 874         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 875
 876         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 877         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 878 }
 879
 880 static gboolean
 881 modest_msg_view_window_zoom_plus (ModestWindow *window)
 882 {
 883         ModestWindowPrivate *parent_priv;
 884         GtkRadioAction *zoom_radio_action;
 885         GSList *group, *node;
 886
 887         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 888         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 889                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 890
 891         group = gtk_radio_action_get_group (zoom_radio_action);
 892
 893         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 894                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
 895                 return FALSE;
 896         }
 897
 898         for (node = group; node != NULL; node = g_slist_next (node)) {
 899                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 900                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 901                         return TRUE;
 902                 }
 903         }
 904         return FALSE;
 905 }
 906
 907 static gboolean
 908 modest_msg_view_window_zoom_minus (ModestWindow *window)
 909 {
 910         ModestWindowPrivate *parent_priv;
 911         GtkRadioAction *zoom_radio_action;
 912         GSList *group, *node;
 913
 914         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 915         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 916                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 917
 918         group = gtk_radio_action_get_group (zoom_radio_action);
 919
 920         for (node = group; node != NULL; node = g_slist_next (node)) {
 921                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 922                         if (node->next != NULL) {
 923                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 924                                 return TRUE;
 925                         } else {
 926                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
 927                                 return FALSE;
 928                         }
 929                         break;
 930                 }
 931         }
 932         return FALSE;
 933 }
 934
 935 static gboolean
 936 modest_msg_view_window_key_release_event (GtkWidget *window,
 937                                           GdkEventKey *event,
 938                                           gpointer userdata)
 939 {
 940         if (event->type == GDK_KEY_RELEASE) {
 941                 switch (event->keyval) {
 942                 case GDK_Up:
 943                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 944                         return TRUE;
 945                         break;
 946                 case GDK_Down:
 947                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 948                         return TRUE;
 949                         break;
 950                 default:
 951                         return FALSE;
 952                         break;
 953                 };
 954         } else {
 955                 return FALSE;
 956         }
 957 }
 958
 959 static void
 960 modest_msg_view_window_scroll_up (ModestWindow *window)
 961 {
 962         ModestMsgViewWindowPrivate *priv;
 963         gboolean return_value;
 964
 965         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 966         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
 967 }
 968
 969 static void
 970 modest_msg_view_window_scroll_down (ModestWindow *window)
 971 {
 972         ModestMsgViewWindowPrivate *priv;
 973         gboolean return_value;
 974
 975         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 976         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
 977 }
 978
 979 gboolean
 980 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
 981 {
 982         GtkTreePath *path;
 983         ModestMsgViewWindowPrivate *priv;
 984         GtkTreeIter tmp_iter;
 985         gboolean has_next = FALSE;
 986
 987         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 988         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 989
 990         if (priv->header_model) {
 991                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 992                 if (path == NULL) return FALSE;
 993                 while (!has_next) {
 994                         TnyHeader *header;
 995                         gtk_tree_path_next (path);
 996                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 997                                 break;
 998                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 999                                             &header, -1);
1000                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1001                                 has_next = TRUE;
1002                                 break;
1003                         }
1004                 }
1005                 gtk_tree_path_free (path);
1006                 return !has_next;
1007         } else {
1008                 return TRUE;
1009         }
1010
1011 }
1012
1013 gboolean
1014 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1015 {
1016         ModestMsgViewWindowPrivate *priv;
1017
1018         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1019         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1020
1021         return priv->header_model != NULL;
1022 }
1023
1024 gboolean
1025 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1026 {
1027         GtkTreePath *path;
1028         ModestMsgViewWindowPrivate *priv;
1029         gboolean result;
1030         GtkTreeIter tmp_iter;
1031
1032         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1033         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1034
1035         if (priv->header_model) {
1036                 gchar * path_string;
1037                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1038                 if (!path)
1039                         return TRUE;
1040
1041                 path_string = gtk_tree_path_to_string (path);
1042                 result = (strcmp (path_string, "0")==0);
1043                 if (result) {
1044                         g_free (path_string);
1045                         gtk_tree_path_free (path);
1046                         return result;
1047                 }
1048
1049                 while (result) {
1050                         TnyHeader *header;
1051
1052                         gtk_tree_path_prev (path);
1053
1054                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1055                                 break;
1056                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1057                                             &header, -1);
1058                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1059                                 result = FALSE;
1060                                 break;
1061                         }
1062
1063                         path_string = gtk_tree_path_to_string (path);
1064                         if (strcmp(path_string, "0")==0) {
1065                                 g_free (path_string);
1066                                 break;
1067                         }
1068                         g_free (path_string);
1069                 }
1070                 gtk_tree_path_free (path);
1071                 return result;
1072         } else {
1073                 return TRUE;
1074         }
1075
1076 }
1077
1078 /**
1079  * Reads the message whose summary item is @header. It takes care of
1080  * several things, among others:
1081  *
1082  * If the message was not previously downloaded then ask the user
1083  * before downloading. If there is no connection launch the connection
1084  * dialog. Update toolbar dimming rules.
1085  *
1086  * Returns: TRUE if the mail operation was started, otherwise if the
1087  * user do not want to download the message, or if the user do not
1088  * want to connect, then the operation is not issued
1089  **/
1090 static gboolean
1091 message_reader (ModestMsgViewWindow *window,
1092                 ModestMsgViewWindowPrivate *priv,
1093                 TnyHeader *header,
1094                 GtkTreeIter iter)
1095 {
1096         ModestMailOperation *mail_op = NULL;
1097         GtkTreePath *path = NULL;
1098         ModestMailOperationTypeOperation op_type;
1099
1100         /* Msg download completed */
1101         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED) {
1102                 op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
1103         } else {
1104                 TnyFolder *folder;
1105                 GtkResponseType response;
1106
1107                 op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
1108
1109                 /* Ask the user if he wants to download the message */
1110                 response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1111                                                                     _("mcen_nc_get_msg"));
1112                 if (response == GTK_RESPONSE_CANCEL)
1113                         return FALSE;
1114
1115                 /* Offer the connection dialog if necessary */
1116                 /* FIXME: should this stuff go directly to the mail
1117                    operation instead of spread it all over the
1118                    code? */
1119                 folder = tny_header_get_folder (header);
1120                 if (folder) {
1121                         if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
1122                                 g_object_unref (folder);
1123                                 return FALSE;
1124                         }
1125                         g_object_unref (folder);
1126                 }
1127         }
1128
1129         /* Get the path, will be freed by the callback */
1130         path = gtk_tree_model_get_path (priv->header_model, &iter);
1131
1132         /* New mail operation */
1133         mail_op = modest_mail_operation_new_with_error_handling (op_type,
1134                                                                  G_OBJECT(window),
1135                                                                  modest_ui_actions_get_msgs_full_error_handler,
1136                                                                  NULL);
1137
1138         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1139         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, path);
1140         g_object_unref (mail_op);
1141
1142         /* Update toolbar dimming rules */
1143         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1144
1145         return TRUE;
1146 }
1147
1148 gboolean
1149 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1150 {
1151         ModestMsgViewWindowPrivate *priv;
1152         GtkTreePath *path= NULL;
1153         GtkTreeIter tmp_iter;
1154         TnyHeader *header;
1155         gboolean retval = TRUE;
1156
1157         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1158         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1159
1160         path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1161         if (path == NULL)
1162                 return FALSE;
1163
1164         gtk_tree_model_get_iter (priv->header_model,
1165                                  &tmp_iter,
1166                                  path);
1167
1168         gtk_tree_model_get (priv->header_model, &tmp_iter,
1169                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1170                             &header, -1);
1171
1172         /* Read the message & show it */
1173         if (!message_reader (window, priv, header, tmp_iter))
1174                 retval = FALSE;
1175
1176         /* Free */
1177         g_object_unref (header);
1178         gtk_tree_path_free (path);
1179
1180         return retval;
1181 }
1182
1183 gboolean
1184 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1185 {
1186         ModestMsgViewWindowPrivate *priv = NULL;
1187         TnyHeader *header = NULL;
1188         GtkTreeIter iter;
1189
1190         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1191         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1192
1193         /* Check that the model is not empty */
1194         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1195                 return FALSE;
1196
1197         /* Get the header */
1198         gtk_tree_model_get (priv->header_model,
1199                             &iter,
1200                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1201                             &header, -1);
1202
1203         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1204         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1205                 g_object_unref (header);
1206                 return modest_msg_view_window_select_next_message (self);
1207         }
1208
1209         /* Read the message & show it */
1210         message_reader (self, priv, header, iter);
1211
1212         /* Free */
1213         g_object_unref (header);
1214
1215         return TRUE;
1216 }
1217
1218 gboolean
1219 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1220 {
1221         ModestMsgViewWindowPrivate *priv = NULL;
1222         GtkTreePath *path;
1223
1224         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1225         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1226
1227         /* Return inmediatly if there is no header model */
1228         if (!priv->header_model)
1229                 return FALSE;
1230
1231         path = gtk_tree_row_reference_get_path (priv->row_reference);
1232         while (gtk_tree_path_prev (path)) {
1233                 TnyHeader *header;
1234                 GtkTreeIter iter;
1235
1236                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1237                 gtk_tree_model_get (priv->header_model, &iter,
1238                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1239                                     &header, -1);
1240                 if (!header)
1241                         break;
1242                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1243                         g_object_unref (header);
1244                         continue;
1245                 }
1246
1247                 /* Read the message & show it */
1248                 if (!message_reader (window, priv, header, iter)) {
1249                         g_object_unref (header);
1250                         break;
1251                 }
1252
1253                 g_object_unref (header);
1254
1255                 return TRUE;
1256         }
1257
1258         gtk_tree_path_free (path);
1259         return FALSE;
1260 }
1261
1262 static void
1263 view_msg_cb (ModestMailOperation *mail_op,
1264              TnyHeader *header,
1265              TnyMsg *msg,
1266              gpointer user_data)
1267 {
1268         ModestMsgViewWindow *self = NULL;
1269         ModestMsgViewWindowPrivate *priv = NULL;
1270         GtkTreePath *path;
1271
1272         /* If there was any error */
1273         path = (GtkTreePath *) user_data;
1274         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1275                 gtk_tree_path_free (path);
1276                 return;
1277         }
1278
1279         /* Get the window */
1280         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1281         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1282         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1283
1284         /* Update the row reference */
1285         gtk_tree_row_reference_free (priv->row_reference);
1286         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1287         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1288         select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE);
1289         gtk_tree_path_free (path);
1290
1291         /* Mark header as read */
1292         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1293                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1294
1295         /* Set new message */
1296         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1297         modest_msg_view_window_update_priority (self);
1298         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1299         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1300
1301         /* Set the new message uid of the window  */
1302         if (priv->msg_uid) {
1303                 g_free (priv->msg_uid);
1304                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
1305         }
1306
1307         /* Notify the observers */
1308         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
1309                        0, priv->header_model, priv->row_reference);
1310
1311         /* Free new references */
1312         g_object_unref (self);
1313 }
1314
1315 TnyFolderType
1316 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1317 {
1318         ModestMsgViewWindowPrivate *priv;
1319         TnyMsg *msg;
1320         TnyFolderType folder_type;
1321
1322         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1323
1324         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1325
1326         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1327         if (msg) {
1328                 TnyFolder *folder;
1329
1330                 folder = tny_msg_get_folder (msg);
1331
1332                 if (folder) {
1333                         folder_type = tny_folder_get_folder_type (folder);
1334
1335                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1336                                 const gchar *fname = tny_folder_get_name (folder);
1337                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1338                         }
1339
1340                         g_object_unref (folder);
1341                 }
1342                 g_object_unref (msg);
1343         }
1344
1345         return folder_type;
1346 }
1347
1348
1349 static void
1350 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1351 {
1352         ModestMsgViewWindowPrivate *priv;
1353         TnyHeaderFlags flags = 0;
1354
1355         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1356
1357         if (priv->header_model) {
1358                 TnyHeader *header;
1359                 GtkTreeIter iter;
1360                 GtkTreePath *path = NULL;
1361
1362                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1363                 g_return_if_fail (path != NULL);
1364                 gtk_tree_model_get_iter (priv->header_model,
1365                                          &iter,
1366                                          gtk_tree_row_reference_get_path (priv->row_reference));
1367
1368                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1369                                     &header, -1);
1370                 flags = tny_header_get_flags (header);
1371                 gtk_tree_path_free (path);
1372         }
1373
1374         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1375
1376 }
1377
1378 static gboolean
1379 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1380 {
1381         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1382                 ModestWindowPrivate *parent_priv;
1383                 ModestWindowMgr *mgr;
1384                 gboolean is_fullscreen;
1385                 GtkAction *fs_toggle_action;
1386                 gboolean active;
1387
1388                 mgr = modest_runtime_get_window_mgr ();
1389                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1390
1391                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1392
1393                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1394                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1395                 if (is_fullscreen != active) {
1396                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1397                 }
1398         }
1399
1400         return FALSE;
1401
1402 }
1403
1404 void
1405 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1406 {
1407                 ModestWindowPrivate *parent_priv;
1408                 GtkAction *fs_toggle_action;
1409                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1410
1411                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1412                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1413                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1414 }
1415
1416 static void
1417 set_homogeneous (GtkWidget *widget,
1418                  gpointer data)
1419 {
1420         if (GTK_IS_TOOL_ITEM (widget)) {
1421                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1422                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1423         }
1424 }
1425
1426 static void
1427 modest_msg_view_window_show_toolbar (ModestWindow *self,
1428                                      gboolean show_toolbar)
1429 {
1430         ModestMsgViewWindowPrivate *priv = NULL;
1431         ModestWindowPrivate *parent_priv;
1432         GtkWidget *reply_button = NULL, *menu = NULL;
1433         GtkWidget *placeholder = NULL;
1434         gint insert_index;
1435
1436         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1437         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1438
1439         /* Set optimized view status */
1440         priv->optimized_view = !show_toolbar;
1441
1442         if (!parent_priv->toolbar) {
1443                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1444                                                                   "/ToolBar");
1445
1446                 /* Set homogeneous toolbar */
1447                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1448                                        set_homogeneous, NULL);
1449
1450                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1451                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1452                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1453                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1454                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1455                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1456                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1457                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1458
1459                 /* Add ProgressBar (Transfer toolbar) */
1460                 priv->progress_bar = modest_progress_bar_widget_new ();
1461                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1462                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1463                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1464                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1465                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1466
1467                 /* Connect cancel 'clicked' signal to abort progress mode */
1468                 g_signal_connect(priv->cancel_toolitem, "clicked",
1469                                  G_CALLBACK(cancel_progressbar),
1470                                  self);
1471
1472                 /* Add it to the observers list */
1473                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1474
1475                 /* Add to window */
1476                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1477                                            GTK_TOOLBAR (parent_priv->toolbar));
1478
1479
1480                 /* Set reply button tap and hold menu */
1481                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1482                                                           "/ToolBar/ToolbarMessageReply");
1483                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1484                                                   "/ToolbarReplyCSM");
1485                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1486         }
1487
1488         if (show_toolbar) {
1489                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1490                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1491                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1492
1493                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1494                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1495
1496         } else {
1497                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1498                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1499         }
1500 }
1501
1502 static void
1503 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1504                                                GdkEvent *event,
1505                                                ModestMsgViewWindow *window)
1506 {
1507         ModestWindowPrivate *parent_priv;
1508 /*      GtkAction *action; */
1509         gboolean is_address;
1510         gchar *selection;
1511         GtkWidget *focused;
1512
1513         if (!GTK_WIDGET_VISIBLE (window))
1514                 return;
1515
1516         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1517         selection = gtk_clipboard_wait_for_text (clipboard);
1518
1519         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1520
1521 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1522 /*      gtk_action_set_sensitive (action, is_address); */
1523
1524         focused = gtk_window_get_focus (GTK_WINDOW (window));
1525
1526 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1527 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1528
1529 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1530 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1531
1532         g_free (selection);
1533 /*      modest_msg_view_window_update_dimmed (window); */
1534
1535 }
1536
1537 gboolean
1538 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1539 {
1540         ModestMsgViewWindowPrivate *priv;
1541
1542         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1543         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1544
1545         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1546 }
1547
1548 static void
1549 cancel_progressbar (GtkToolButton *toolbutton,
1550                     ModestMsgViewWindow *self)
1551 {
1552         GSList *tmp;
1553         ModestMsgViewWindowPrivate *priv;
1554
1555         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1556
1557         /* Get operation observers and cancel its current operation */
1558         tmp = priv->progress_widgets;
1559         while (tmp) {
1560                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1561                 tmp=g_slist_next(tmp);
1562         }
1563 }
1564 static gboolean
1565 observers_empty (ModestMsgViewWindow *self)
1566 {
1567         GSList *tmp = NULL;
1568         ModestMsgViewWindowPrivate *priv;
1569         gboolean is_empty = TRUE;
1570         guint pending_ops = 0;
1571
1572         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1573         tmp = priv->progress_widgets;
1574
1575         /* Check all observers */
1576         while (tmp && is_empty)  {
1577                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1578                 is_empty = pending_ops == 0;
1579
1580                 tmp = g_slist_next(tmp);
1581         }
1582
1583         return is_empty;
1584 }
1585
1586
1587 static void
1588 on_queue_changed (ModestMailOperationQueue *queue,
1589                   ModestMailOperation *mail_op,
1590                   ModestMailOperationQueueNotification type,
1591                   ModestMsgViewWindow *self)
1592 {
1593         GSList *tmp;
1594         ModestMsgViewWindowPrivate *priv;
1595         ModestMailOperationTypeOperation op_type;
1596         ModestToolBarModes mode;
1597
1598         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1599         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1600
1601         /* If this operations was created by another window, do nothing */
1602         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1603             return;
1604
1605         /* Get toolbar mode from operation id*/
1606         op_type = modest_mail_operation_get_type_operation (mail_op);
1607         switch (op_type) {
1608 /*      case MODEST_MAIL_OPERATION_TYPE_SEND: */
1609         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1610         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1611                 mode = TOOLBAR_MODE_TRANSFER;
1612                 break;
1613         default:
1614                 mode = TOOLBAR_MODE_NORMAL;
1615
1616         }
1617
1618         /* Add operation observers and change toolbar if neccessary*/
1619         tmp = priv->progress_widgets;
1620         switch (type) {
1621         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1622                 if (mode == TOOLBAR_MODE_TRANSFER) {
1623                         /* Enable transfer toolbar mode */
1624                         set_toolbar_transfer_mode(self);
1625                         while (tmp) {
1626                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1627                                                                       mail_op);
1628                                 tmp = g_slist_next (tmp);
1629                         }
1630
1631                 }
1632                 break;
1633         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1634                 if (mode == TOOLBAR_MODE_TRANSFER) {
1635                         while (tmp) {
1636                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1637                                                                  mail_op);
1638                                 tmp = g_slist_next (tmp);
1639
1640                         }
1641
1642                         /* If no more operations are being observed, NORMAL mode is enabled again */
1643                         if (observers_empty (self)) {
1644                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1645                         }
1646                 }
1647                 break;
1648         }
1649 }
1650
1651 GList *
1652 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
1653 {
1654         ModestMsgViewWindowPrivate *priv;
1655         GList *selected_attachments = NULL;
1656
1657         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1658         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1659
1660         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1661
1662         return selected_attachments;
1663 }
1664
1665 void
1666 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1667 {
1668         ModestMsgViewWindowPrivate *priv;
1669         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1670         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1671
1672         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1673
1674         if (mime_part == NULL) {
1675                 gboolean error = FALSE;
1676                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1677                 if (selected_attachments == NULL) {
1678                         error = TRUE;
1679                 } else if (g_list_length (selected_attachments) > 1) {
1680                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1681                         error = TRUE;
1682                 } else {
1683                         mime_part = (TnyMimePart *) selected_attachments->data;
1684                         g_object_ref (mime_part);
1685                 }
1686                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1687                 g_list_free (selected_attachments);
1688
1689                 if (error)
1690                         return;
1691         } else {
1692                 g_object_ref (mime_part);
1693         }
1694
1695         if (tny_mime_part_is_purged (mime_part)) {
1696                 g_object_unref (mime_part);
1697                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1698                 return;
1699         }
1700
1701         if (!TNY_IS_MSG (mime_part)) {
1702                 gchar *filepath = NULL;
1703                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1704                 gchar *extension = NULL;
1705                 TnyFsStream *temp_stream = NULL;
1706
1707                 if (att_filename) {
1708                         extension = g_strrstr (att_filename, ".");
1709                         if (extension != NULL)
1710                                 extension++;
1711                 }
1712
1713                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1714
1715                 if (temp_stream) {
1716                         const gchar *content_type;
1717                         content_type = tny_mime_part_get_content_type (mime_part);
1718                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1719
1720                         modest_platform_activate_file (filepath, content_type);
1721                         g_object_unref (temp_stream);
1722                         g_free (filepath);
1723                         /* TODO: delete temporary file */
1724                 }
1725         } else {
1726                 /* message attachment */
1727                 TnyHeader *header = NULL;
1728                 ModestWindowMgr *mgr;
1729                 ModestWindow *msg_win = NULL;
1730                 gboolean found;
1731
1732                 header = tny_msg_get_header (TNY_MSG (mime_part));
1733                 mgr = modest_runtime_get_window_mgr ();
1734                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1735
1736                 if (found) {
1737                         if (msg_win)                            /* there is already a window for this uid; top it */
1738                                 gtk_window_present (GTK_WINDOW(msg_win));
1739                         else
1740                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1741                                  * thus, we don't do anything */
1742                                 g_warning ("window for is already being created");
1743                 } else {
1744                         /* it's not found, so create a new window for it */
1745                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1746                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1747                         if (!account)
1748                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1749                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1750                         modest_window_mgr_register_window (mgr, msg_win);
1751                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1752                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1753                 }
1754         }
1755         g_object_unref (mime_part);
1756 }
1757
1758 typedef struct
1759 {
1760         gchar *filename;
1761         TnyMimePart *part;
1762 } SaveMimePartPair;
1763
1764 typedef struct
1765 {
1766         GList *pairs;
1767         GtkWidget *banner;
1768         gboolean result;
1769 } SaveMimePartInfo;
1770
1771 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
1772 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
1773 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
1774 static void save_mime_parts_to_file_with_checks (SaveMimePartInfo *info);
1775
1776 static void
1777 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
1778 {
1779
1780         GList *node;
1781         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
1782                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
1783                 g_free (pair->filename);
1784                 g_object_unref (pair->part);
1785                 g_slice_free (SaveMimePartPair, pair);
1786         }
1787         g_list_free (info->pairs);
1788         info->pairs = NULL;
1789         if (with_struct) {
1790                 gtk_widget_destroy (info->banner);
1791                 g_object_unref (info->banner);
1792                 g_slice_free (SaveMimePartInfo, info);
1793         }
1794 }
1795
1796 static gboolean
1797 idle_save_mime_part_show_result (SaveMimePartInfo *info)
1798 {
1799         if (info->pairs != NULL) {
1800                 gdk_threads_enter ();
1801                 save_mime_parts_to_file_with_checks (info);
1802                 gdk_threads_leave ();
1803         } else {
1804                 gboolean result;
1805                 result = info->result;
1806
1807                 gdk_threads_enter ();
1808                 save_mime_part_info_free (info, TRUE);
1809                 if (result) {
1810                         hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
1811                 } else {
1812                         hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1813                 }
1814                 gdk_threads_leave ();
1815         }
1816
1817         return FALSE;
1818 }
1819
1820 static gpointer
1821 save_mime_part_to_file (SaveMimePartInfo *info)
1822 {
1823         GnomeVFSResult result;
1824         GnomeVFSHandle *handle;
1825         TnyStream *stream;
1826         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
1827
1828         result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1829         if (result == GNOME_VFS_OK) {
1830                 stream = tny_vfs_stream_new (handle);
1831                 tny_mime_part_decode_to_stream (pair->part, stream);
1832                 g_object_unref (G_OBJECT (stream));
1833                 g_object_unref (pair->part);
1834                 g_slice_free (SaveMimePartPair, pair);
1835                 info->pairs = g_list_delete_link (info->pairs, info->pairs);
1836                 info->result = TRUE;
1837         } else {
1838                 save_mime_part_info_free (info, FALSE);
1839                 info->result = FALSE;
1840         }
1841
1842         g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
1843         return NULL;
1844 }
1845
1846 static void
1847 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
1848 {
1849         SaveMimePartPair *pair;
1850         gboolean is_ok = TRUE;
1851
1852         pair = info->pairs->data;
1853         if (modest_maemo_utils_file_exists (pair->filename)) {
1854                 GtkWidget *confirm_overwrite_dialog;
1855                 confirm_overwrite_dialog = hildon_note_new_confirmation (NULL,
1856                                                                          _("emev_nc_replace_files"));
1857                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1858                         is_ok = FALSE;
1859                 }
1860                 gtk_widget_destroy (confirm_overwrite_dialog);
1861         }
1862
1863         if (!is_ok) {
1864                 save_mime_part_info_free (info, TRUE);
1865         } else {
1866                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
1867         }
1868
1869 }
1870
1871
1872 void
1873 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1874 {
1875         gboolean clean_list = FALSE;
1876         ModestMsgViewWindowPrivate *priv;
1877         GList *files_to_save = NULL;
1878         GtkWidget *save_dialog = NULL;
1879         gchar *folder = NULL;
1880         gboolean canceled = FALSE;
1881         const gchar *filename = NULL;
1882         gchar *save_multiple_str = NULL;
1883
1884         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1885         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1886
1887         if (mime_parts == NULL) {
1888                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1889                 if (mime_parts == NULL)
1890                         return;
1891                 clean_list = TRUE;
1892         }
1893
1894         /* prepare dialog */
1895         if (mime_parts->next == NULL) {
1896                 /* only one attachment selected */
1897                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1898                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1899                         filename = tny_mime_part_get_filename (mime_part);
1900                 } else {
1901                         g_warning ("Tried to save a non-file attachment");
1902                         canceled = TRUE;
1903                 }
1904         } else {
1905                 save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"),
1906                                                      g_list_length (mime_parts));
1907         }
1908
1909         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
1910                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
1911
1912         /* set folder */
1913         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1914         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1915         g_free (folder);
1916
1917         /* set filename */
1918         if (filename != NULL)
1919                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
1920                                                    filename);
1921
1922         /* if multiple, set multiple string */
1923         if (save_multiple_str) {
1924                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1925         }
1926
1927         /* show dialog */
1928         if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1929                 gchar *chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1930
1931                 if (!modest_maemo_utils_folder_writable (chooser_uri)) {
1932                         hildon_banner_show_information
1933                                 (NULL, NULL, dgettext("hildon-fm", "sfil_ib_readonly_location"));
1934                 } else {
1935                         GList *node = NULL;
1936
1937                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1938                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1939
1940                                 if (tny_mime_part_is_attachment (mime_part)) {
1941                                         SaveMimePartPair *pair;
1942
1943                                         if ((mime_parts->next != NULL) &&
1944                                             (tny_mime_part_get_filename (mime_part) == NULL))
1945                                                 continue;
1946
1947                                         pair = g_slice_new0 (SaveMimePartPair);
1948                                         if (mime_parts->next == NULL) {
1949                                                 pair->filename = g_strdup (chooser_uri);
1950                                         } else {
1951                                                 pair->filename =
1952                                                         g_build_filename (chooser_uri,
1953                                                                           tny_mime_part_get_filename (mime_part), NULL);
1954                                         }
1955                                         pair->part = g_object_ref (mime_part);
1956                                         files_to_save = g_list_prepend (files_to_save, pair);
1957                                 }
1958                         }
1959                 }
1960                 g_free (chooser_uri);
1961         }
1962
1963         gtk_widget_destroy (save_dialog);
1964
1965         if (clean_list) {
1966                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1967                 g_list_free (mime_parts);
1968         }
1969
1970         if (files_to_save != NULL) {
1971                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
1972                 GtkWidget *banner = hildon_banner_show_animation (NULL, NULL,
1973                                                                   _CS("sfil_ib_saving"));
1974                 info->pairs = files_to_save;
1975                 info->banner = banner;
1976                 info->result = TRUE;
1977                 g_object_ref (banner);
1978                 save_mime_parts_to_file_with_checks (info);
1979         }
1980 }
1981
1982 void
1983 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1984 {
1985         ModestMsgViewWindowPrivate *priv;
1986         GList *mime_parts = NULL, *node;
1987         gchar *confirmation_message;
1988         gint response;
1989         gint n_attachments;
1990         TnyMsg *msg;
1991 /*      TnyFolder *folder; */
1992
1993         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1994         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1995
1996         if (get_all)
1997                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1998         else
1999                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2000
2001         /* Remove already purged messages from mime parts list */
2002         node = mime_parts;
2003         while (node != NULL) {
2004                 TnyMimePart *part = TNY_MIME_PART (node->data);
2005                 if (tny_mime_part_is_purged (part)) {
2006                         GList *deleted_node = node;
2007                         node = g_list_next (node);
2008                         g_object_unref (part);
2009                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
2010                 } else {
2011                         node = g_list_next (node);
2012                 }
2013         }
2014
2015         if (mime_parts == NULL)
2016                 return;
2017
2018         n_attachments = g_list_length (mime_parts);
2019         if (n_attachments == 1) {
2020                 const gchar *filename;
2021
2022                 if (TNY_IS_MSG (mime_parts->data)) {
2023                         TnyHeader *header;
2024                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
2025                         filename = tny_header_get_subject (header);
2026                         g_object_unref (header);
2027                         if (filename == NULL)
2028                                 filename = _("mail_va_no_subject");
2029                 } else {
2030                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
2031                 }
2032                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
2033         } else {
2034                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
2035                                                                  "mcen_nc_purge_files_text",
2036                                                                  n_attachments), n_attachments);
2037         }
2038         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
2039                                                             confirmation_message);
2040         g_free (confirmation_message);
2041
2042         if (response != GTK_RESPONSE_OK)
2043                 return;
2044
2045 /*      folder = tny_msg_get_folder (msg); */
2046 /*      tny_msg_uncache_attachments (msg); */
2047 /*      tny_folder_refresh (folder, NULL); */
2048 /*      g_object_unref (folder); */
2049
2050         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
2051
2052         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
2053                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
2054 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
2055         }
2056
2057         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
2058         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
2059         tny_msg_rewrite_cache (msg);
2060         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
2061
2062         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
2063         g_list_free (mime_parts);
2064
2065
2066 }
2067
2068
2069 static void
2070 update_window_title (ModestMsgViewWindow *window)
2071 {
2072         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2073         TnyMsg *msg = NULL;
2074         TnyHeader *header = NULL;
2075         const gchar *subject = NULL;
2076
2077         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
2078         if (msg != NULL) {
2079                 header = tny_msg_get_header (msg);
2080                 subject = tny_header_get_subject (header);
2081                 g_object_unref (msg);
2082         }
2083
2084         if ((subject == NULL)||(subject[0] == '\0'))
2085                 subject = _("mail_va_no_subject");
2086
2087         gtk_window_set_title (GTK_WINDOW (window), subject);
2088 }