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         hildon_window_add_toolbar (HILDON_WINDOW (obj), GTK_TOOLBAR (priv->find_toolbar));
 424         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 425         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 426         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 427
 428         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);
 429         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 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 *modest_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, modest_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 *modest_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), modest_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         if (modest_msg_view_get_message_is_empty (MODEST_MSG_VIEW (priv->msg_view))) {
 827                 hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
 828                 return;
 829         }
 830
 831         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 832
 833         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
 834                 g_free (current_search);
 835                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
 836                 return;
 837         }
 838
 839         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 840                 gboolean result;
 841                 g_free (priv->last_search);
 842                 priv->last_search = g_strdup (current_search);
 843                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 844                                                  priv->last_search);
 845                 if (!result) {
 846                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
 847                         g_free (priv->last_search);
 848                         priv->last_search = NULL;
 849                 }
 850         } else {
 851                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
 852                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
 853                         g_free (priv->last_search);
 854                         priv->last_search = NULL;
 855                 }
 856         }
 857
 858         g_free (current_search);
 859
 860 }
 861
 862 static void
 863 modest_msg_view_window_set_zoom (ModestWindow *window,
 864                                  gdouble zoom)
 865 {
 866         ModestMsgViewWindowPrivate *priv;
 867
 868         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 869
 870         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 871         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 872 }
 873
 874 static gdouble
 875 modest_msg_view_window_get_zoom (ModestWindow *window)
 876 {
 877         ModestMsgViewWindowPrivate *priv;
 878
 879         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 880
 881         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 882         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 883 }
 884
 885 static gboolean
 886 modest_msg_view_window_zoom_plus (ModestWindow *window)
 887 {
 888         ModestWindowPrivate *parent_priv;
 889         GtkRadioAction *zoom_radio_action;
 890         GSList *group, *node;
 891
 892         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 893         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 894                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 895
 896         group = gtk_radio_action_get_group (zoom_radio_action);
 897
 898         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 899                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
 900                 return FALSE;
 901         }
 902
 903         for (node = group; node != NULL; node = g_slist_next (node)) {
 904                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 905                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 906                         return TRUE;
 907                 }
 908         }
 909         return FALSE;
 910 }
 911
 912 static gboolean
 913 modest_msg_view_window_zoom_minus (ModestWindow *window)
 914 {
 915         ModestWindowPrivate *parent_priv;
 916         GtkRadioAction *zoom_radio_action;
 917         GSList *group, *node;
 918
 919         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 920         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 921                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 922
 923         group = gtk_radio_action_get_group (zoom_radio_action);
 924
 925         for (node = group; node != NULL; node = g_slist_next (node)) {
 926                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 927                         if (node->next != NULL) {
 928                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 929                                 return TRUE;
 930                         } else {
 931                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
 932                                 return FALSE;
 933                         }
 934                         break;
 935                 }
 936         }
 937         return FALSE;
 938 }
 939
 940 static gboolean
 941 modest_msg_view_window_key_release_event (GtkWidget *window,
 942                                           GdkEventKey *event,
 943                                           gpointer userdata)
 944 {
 945         if (event->type == GDK_KEY_RELEASE) {
 946                 switch (event->keyval) {
 947                 case GDK_Up:
 948                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 949                         return TRUE;
 950                         break;
 951                 case GDK_Down:
 952                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 953                         return TRUE;
 954                         break;
 955                 default:
 956                         return FALSE;
 957                         break;
 958                 };
 959         } else {
 960                 return FALSE;
 961         }
 962 }
 963
 964 static void
 965 modest_msg_view_window_scroll_up (ModestWindow *window)
 966 {
 967         ModestMsgViewWindowPrivate *priv;
 968         gboolean return_value;
 969
 970         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 971         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
 972 }
 973
 974 static void
 975 modest_msg_view_window_scroll_down (ModestWindow *window)
 976 {
 977         ModestMsgViewWindowPrivate *priv;
 978         gboolean return_value;
 979
 980         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 981         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
 982 }
 983
 984 gboolean
 985 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
 986 {
 987         GtkTreePath *path;
 988         ModestMsgViewWindowPrivate *priv;
 989         GtkTreeIter tmp_iter;
 990         gboolean has_next = FALSE;
 991
 992         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 993         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 994
 995         if (priv->header_model) {
 996                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 997                 if (path == NULL) return FALSE;
 998                 while (!has_next) {
 999                         TnyHeader *header;
1000                         gtk_tree_path_next (path);
1001                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1002                                 break;
1003                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1004                                             &header, -1);
1005                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1006                                 has_next = TRUE;
1007                                 break;
1008                         }
1009                 }
1010                 gtk_tree_path_free (path);
1011                 return !has_next;
1012         } else {
1013                 return TRUE;
1014         }
1015
1016 }
1017
1018 gboolean
1019 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
1020 {
1021         ModestMsgViewWindowPrivate *priv;
1022
1023         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1024         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1025
1026         return priv->header_model != NULL;
1027 }
1028
1029 gboolean
1030 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1031 {
1032         GtkTreePath *path;
1033         ModestMsgViewWindowPrivate *priv;
1034         gboolean result;
1035         GtkTreeIter tmp_iter;
1036
1037         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1038         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1039
1040         if (priv->header_model) {
1041                 gchar * path_string;
1042                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1043                 if (!path)
1044                         return TRUE;
1045
1046                 path_string = gtk_tree_path_to_string (path);
1047                 result = (strcmp (path_string, "0")==0);
1048                 if (result) {
1049                         g_free (path_string);
1050                         gtk_tree_path_free (path);
1051                         return result;
1052                 }
1053
1054                 while (result) {
1055                         TnyHeader *header;
1056
1057                         gtk_tree_path_prev (path);
1058
1059                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1060                                 break;
1061                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1062                                             &header, -1);
1063                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1064                                 result = FALSE;
1065                                 break;
1066                         }
1067
1068                         path_string = gtk_tree_path_to_string (path);
1069                         if (strcmp(path_string, "0")==0) {
1070                                 g_free (path_string);
1071                                 break;
1072                         }
1073                         g_free (path_string);
1074                 }
1075                 gtk_tree_path_free (path);
1076                 return result;
1077         } else {
1078                 return TRUE;
1079         }
1080
1081 }
1082
1083 /**
1084  * Reads the message whose summary item is @header. It takes care of
1085  * several things, among others:
1086  *
1087  * If the message was not previously downloaded then ask the user
1088  * before downloading. If there is no connection launch the connection
1089  * dialog. Update toolbar dimming rules.
1090  *
1091  * Returns: TRUE if the mail operation was started, otherwise if the
1092  * user do not want to download the message, or if the user do not
1093  * want to connect, then the operation is not issued
1094  **/
1095 static gboolean
1096 message_reader (ModestMsgViewWindow *window,
1097                 ModestMsgViewWindowPrivate *priv,
1098                 TnyHeader *header,
1099                 GtkTreePath *path)
1100 {
1101         ModestMailOperation *mail_op = NULL;
1102         ModestMailOperationTypeOperation op_type;
1103
1104         g_return_val_if_fail (path != NULL, FALSE);
1105
1106         /* Msg download completed */
1107         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED) {
1108                 op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
1109         } else {
1110                 TnyFolder *folder;
1111                 GtkResponseType response;
1112
1113                 op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
1114
1115                 /* Ask the user if he wants to download the message */
1116                 response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1117                                                                     _("mcen_nc_get_msg"));
1118                 if (response == GTK_RESPONSE_CANCEL)
1119                         return FALSE;
1120
1121                 /* Offer the connection dialog if necessary */
1122                 /* FIXME: should this stuff go directly to the mail
1123                    operation instead of spread it all over the
1124                    code? */
1125                 folder = tny_header_get_folder (header);
1126                 if (folder) {
1127                         if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
1128                                 g_object_unref (folder);
1129                                 return FALSE;
1130                         }
1131                         g_object_unref (folder);
1132                 }
1133         }
1134
1135         /* New mail operation */
1136         mail_op = modest_mail_operation_new_with_error_handling (op_type,
1137                                                                  G_OBJECT(window),
1138                                                                  modest_ui_actions_get_msgs_full_error_handler,
1139                                                                  NULL);
1140
1141         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1142         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, path);
1143         g_object_unref (mail_op);
1144
1145         /* Update toolbar dimming rules */
1146         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1147
1148         return TRUE;
1149 }
1150
1151 gboolean
1152 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1153 {
1154         ModestMsgViewWindowPrivate *priv;
1155         GtkTreePath *path= NULL;
1156         GtkTreeIter tmp_iter;
1157         TnyHeader *header;
1158         gboolean retval = TRUE;
1159
1160         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1161         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1162
1163         path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1164         if (path == NULL)
1165                 return FALSE;
1166
1167         gtk_tree_model_get_iter (priv->header_model,
1168                                  &tmp_iter,
1169                                  path);
1170
1171         gtk_tree_model_get (priv->header_model, &tmp_iter,
1172                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1173                             &header, -1);
1174
1175         /* Read the message & show it */
1176         if (!message_reader (window, priv, header, path)) {
1177                 retval = FALSE;
1178                 gtk_tree_path_free (path);
1179         }
1180
1181         /* Free */
1182         g_object_unref (header);
1183
1184         return retval;
1185 }
1186
1187 gboolean
1188 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1189 {
1190         ModestMsgViewWindowPrivate *priv = NULL;
1191         TnyHeader *header = NULL;
1192         GtkTreeIter iter;
1193         GtkTreePath *path;
1194
1195         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1196         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1197
1198         /* Check that the model is not empty */
1199         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1200                 return FALSE;
1201
1202         /* Get the header */
1203         gtk_tree_model_get (priv->header_model,
1204                             &iter,
1205                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1206                             &header, -1);
1207         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1208         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1209                 g_object_unref (header);
1210                 return modest_msg_view_window_select_next_message (self);
1211         }
1212
1213         path = gtk_tree_model_get_path (priv->header_model, &iter);
1214
1215         /* Read the message & show it */
1216         message_reader (self, priv, header, path);
1217
1218         /* Free */
1219         g_object_unref (header);
1220
1221         return TRUE;
1222 }
1223
1224 gboolean
1225 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1226 {
1227         ModestMsgViewWindowPrivate *priv = NULL;
1228         GtkTreePath *path;
1229
1230         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1231         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1232
1233         /* Return inmediatly if there is no header model */
1234         if (!priv->header_model)
1235                 return FALSE;
1236
1237         path = gtk_tree_row_reference_get_path (priv->row_reference);
1238         while (gtk_tree_path_prev (path)) {
1239                 TnyHeader *header;
1240                 GtkTreeIter iter;
1241
1242                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1243                 gtk_tree_model_get (priv->header_model, &iter,
1244                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1245                                     &header, -1);
1246                 if (!header)
1247                         break;
1248                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1249                         g_object_unref (header);
1250                         continue;
1251                 }
1252
1253                 /* Read the message & show it */
1254                 if (!message_reader (window, priv, header, path)) {
1255                         g_object_unref (header);
1256                         break;
1257                 }
1258
1259                 g_object_unref (header);
1260
1261                 return TRUE;
1262         }
1263
1264         gtk_tree_path_free (path);
1265         return FALSE;
1266 }
1267
1268 static void
1269 view_msg_cb (ModestMailOperation *mail_op,
1270              TnyHeader *header,
1271              TnyMsg *msg,
1272              gpointer user_data)
1273 {
1274         ModestMsgViewWindow *self = NULL;
1275         ModestMsgViewWindowPrivate *priv = NULL;
1276         GtkTreePath *path;
1277
1278         /* If there was any error */
1279         path = (GtkTreePath *) user_data;
1280         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1281                 gtk_tree_path_free (path);
1282                 return;
1283         }
1284
1285         /* Get the window */
1286         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1287         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1288         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1289
1290         /* Update the row reference */
1291         gtk_tree_row_reference_free (priv->row_reference);
1292         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1293         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1294         select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE);
1295         gtk_tree_path_free (path);
1296
1297         /* Mark header as read */
1298         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1299                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1300
1301         /* Set new message */
1302         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1303         modest_msg_view_window_update_priority (self);
1304         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1305         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1306
1307         /* Set the new message uid of the window  */
1308         if (priv->msg_uid) {
1309                 g_free (priv->msg_uid);
1310                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
1311         }
1312
1313         /* Notify the observers */
1314         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
1315                        0, priv->header_model, priv->row_reference);
1316
1317         /* Free new references */
1318         g_object_unref (self);
1319 }
1320
1321 TnyFolderType
1322 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1323 {
1324         ModestMsgViewWindowPrivate *priv;
1325         TnyMsg *msg;
1326         TnyFolderType folder_type;
1327
1328         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1329
1330         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1331
1332         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1333         if (msg) {
1334                 TnyFolder *folder;
1335
1336                 folder = tny_msg_get_folder (msg);
1337
1338                 if (folder) {
1339                         folder_type = tny_folder_get_folder_type (folder);
1340
1341                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1342                                 const gchar *fname = tny_folder_get_name (folder);
1343                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1344                         }
1345
1346                         g_object_unref (folder);
1347                 }
1348                 g_object_unref (msg);
1349         }
1350
1351         return folder_type;
1352 }
1353
1354
1355 static void
1356 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1357 {
1358         ModestMsgViewWindowPrivate *priv;
1359         TnyHeaderFlags flags = 0;
1360
1361         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1362
1363         if (priv->header_model) {
1364                 TnyHeader *header;
1365                 GtkTreeIter iter;
1366                 GtkTreePath *path = NULL;
1367
1368                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1369                 g_return_if_fail (path != NULL);
1370                 gtk_tree_model_get_iter (priv->header_model,
1371                                          &iter,
1372                                          gtk_tree_row_reference_get_path (priv->row_reference));
1373
1374                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1375                                     &header, -1);
1376                 flags = tny_header_get_flags (header);
1377                 gtk_tree_path_free (path);
1378         }
1379
1380         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1381
1382 }
1383
1384 static gboolean
1385 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1386 {
1387         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1388                 ModestWindowPrivate *parent_priv;
1389                 ModestWindowMgr *mgr;
1390                 gboolean is_fullscreen;
1391                 GtkAction *fs_toggle_action;
1392                 gboolean active;
1393
1394                 mgr = modest_runtime_get_window_mgr ();
1395                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1396
1397                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1398
1399                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1400                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1401                 if (is_fullscreen != active) {
1402                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1403                 }
1404         }
1405
1406         return FALSE;
1407
1408 }
1409
1410 void
1411 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1412 {
1413                 ModestWindowPrivate *parent_priv;
1414                 GtkAction *fs_toggle_action;
1415                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1416
1417                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1418                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1419                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1420 }
1421
1422 static void
1423 set_homogeneous (GtkWidget *widget,
1424                  gpointer data)
1425 {
1426         if (GTK_IS_TOOL_ITEM (widget)) {
1427                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1428                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1429         }
1430 }
1431
1432 static void
1433 modest_msg_view_window_show_toolbar (ModestWindow *self,
1434                                      gboolean show_toolbar)
1435 {
1436         ModestMsgViewWindowPrivate *priv = NULL;
1437         ModestWindowPrivate *parent_priv;
1438         GtkWidget *reply_button = NULL, *menu = NULL;
1439         GtkWidget *placeholder = NULL;
1440         gint insert_index;
1441
1442         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1443         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1444
1445         /* Set optimized view status */
1446         priv->optimized_view = !show_toolbar;
1447
1448         if (!parent_priv->toolbar) {
1449                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1450                                                                   "/ToolBar");
1451
1452                 /* Set homogeneous toolbar */
1453                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1454                                        set_homogeneous, NULL);
1455
1456                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1457                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1458                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1459                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1460                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1461                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1462                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1463                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1464
1465                 /* Add ProgressBar (Transfer toolbar) */
1466                 priv->progress_bar = modest_progress_bar_widget_new ();
1467                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1468                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1469                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1470                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1471                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1472
1473                 /* Connect cancel 'clicked' signal to abort progress mode */
1474                 g_signal_connect(priv->cancel_toolitem, "clicked",
1475                                  G_CALLBACK(cancel_progressbar),
1476                                  self);
1477
1478                 /* Add it to the observers list */
1479                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1480
1481                 /* Add to window */
1482                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1483                                            GTK_TOOLBAR (parent_priv->toolbar));
1484
1485
1486                 /* Set reply button tap and hold menu */
1487                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1488                                                           "/ToolBar/ToolbarMessageReply");
1489                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1490                                                   "/ToolbarReplyCSM");
1491                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1492         }
1493
1494         if (show_toolbar) {
1495                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1496                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1497                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1498
1499                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1500                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1501
1502         } else {
1503                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1504                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1505         }
1506 }
1507
1508 static void
1509 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1510                                                GdkEvent *event,
1511                                                ModestMsgViewWindow *window)
1512 {
1513         ModestWindowPrivate *parent_priv;
1514 /*      GtkAction *action; */
1515         gboolean is_address;
1516         gchar *selection;
1517         GtkWidget *focused;
1518
1519         if (!GTK_WIDGET_VISIBLE (window))
1520                 return;
1521
1522         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1523         selection = gtk_clipboard_wait_for_text (clipboard);
1524
1525         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1526
1527 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1528 /*      gtk_action_set_sensitive (action, is_address); */
1529
1530         focused = gtk_window_get_focus (GTK_WINDOW (window));
1531
1532 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1533 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1534
1535 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1536 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1537
1538         g_free (selection);
1539 /*      modest_msg_view_window_update_dimmed (window); */
1540
1541 }
1542
1543 gboolean
1544 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1545 {
1546         ModestMsgViewWindowPrivate *priv;
1547
1548         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1549         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1550
1551         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1552 }
1553
1554 static void
1555 cancel_progressbar (GtkToolButton *toolbutton,
1556                     ModestMsgViewWindow *self)
1557 {
1558         GSList *tmp;
1559         ModestMsgViewWindowPrivate *priv;
1560
1561         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1562
1563         /* Get operation observers and cancel its current operation */
1564         tmp = priv->progress_widgets;
1565         while (tmp) {
1566                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1567                 tmp=g_slist_next(tmp);
1568         }
1569 }
1570 static gboolean
1571 observers_empty (ModestMsgViewWindow *self)
1572 {
1573         GSList *tmp = NULL;
1574         ModestMsgViewWindowPrivate *priv;
1575         gboolean is_empty = TRUE;
1576         guint pending_ops = 0;
1577
1578         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1579         tmp = priv->progress_widgets;
1580
1581         /* Check all observers */
1582         while (tmp && is_empty)  {
1583                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1584                 is_empty = pending_ops == 0;
1585
1586                 tmp = g_slist_next(tmp);
1587         }
1588
1589         return is_empty;
1590 }
1591
1592
1593 static void
1594 on_queue_changed (ModestMailOperationQueue *queue,
1595                   ModestMailOperation *mail_op,
1596                   ModestMailOperationQueueNotification type,
1597                   ModestMsgViewWindow *self)
1598 {
1599         GSList *tmp;
1600         ModestMsgViewWindowPrivate *priv;
1601         ModestMailOperationTypeOperation op_type;
1602         ModestToolBarModes mode;
1603
1604         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1605         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1606
1607         /* If this operations was created by another window, do nothing */
1608         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1609             return;
1610
1611         /* Get toolbar mode from operation id*/
1612         op_type = modest_mail_operation_get_type_operation (mail_op);
1613         switch (op_type) {
1614 /*      case MODEST_MAIL_OPERATION_TYPE_SEND: */
1615         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1616         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1617                 mode = TOOLBAR_MODE_TRANSFER;
1618                 break;
1619         default:
1620                 mode = TOOLBAR_MODE_NORMAL;
1621
1622         }
1623
1624         /* Add operation observers and change toolbar if neccessary*/
1625         tmp = priv->progress_widgets;
1626         switch (type) {
1627         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1628                 if (mode == TOOLBAR_MODE_TRANSFER) {
1629                         /* Enable transfer toolbar mode */
1630                         set_toolbar_transfer_mode(self);
1631                         while (tmp) {
1632                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1633                                                                       mail_op);
1634                                 tmp = g_slist_next (tmp);
1635                         }
1636
1637                 }
1638                 break;
1639         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1640                 if (mode == TOOLBAR_MODE_TRANSFER) {
1641                         while (tmp) {
1642                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1643                                                                  mail_op);
1644                                 tmp = g_slist_next (tmp);
1645
1646                         }
1647
1648                         /* If no more operations are being observed, NORMAL mode is enabled again */
1649                         if (observers_empty (self)) {
1650                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1651                         }
1652                 }
1653                 break;
1654         }
1655 }
1656
1657 GList *
1658 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
1659 {
1660         ModestMsgViewWindowPrivate *priv;
1661         GList *selected_attachments = NULL;
1662
1663         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1664         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1665
1666         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1667
1668         return selected_attachments;
1669 }
1670
1671 void
1672 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1673 {
1674         ModestMsgViewWindowPrivate *priv;
1675         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1676         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1677
1678         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1679
1680         if (mime_part == NULL) {
1681                 gboolean error = FALSE;
1682                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1683                 if (selected_attachments == NULL) {
1684                         error = TRUE;
1685                 } else if (g_list_length (selected_attachments) > 1) {
1686                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1687                         error = TRUE;
1688                 } else {
1689                         mime_part = (TnyMimePart *) selected_attachments->data;
1690                         g_object_ref (mime_part);
1691                 }
1692                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1693                 g_list_free (selected_attachments);
1694
1695                 if (error)
1696                         return;
1697         } else {
1698                 g_object_ref (mime_part);
1699         }
1700
1701         if (tny_mime_part_is_purged (mime_part)) {
1702                 g_object_unref (mime_part);
1703                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1704                 return;
1705         }
1706
1707         if (!TNY_IS_MSG (mime_part)) {
1708                 gchar *filepath = NULL;
1709                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1710                 gchar *extension = NULL;
1711                 TnyFsStream *temp_stream = NULL;
1712
1713                 if (att_filename) {
1714                         extension = g_strrstr (att_filename, ".");
1715                         if (extension != NULL)
1716                                 extension++;
1717                 }
1718
1719                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1720
1721                 if (temp_stream) {
1722                         const gchar *content_type;
1723                         content_type = tny_mime_part_get_content_type (mime_part);
1724                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1725
1726                         modest_platform_activate_file (filepath, content_type);
1727                         g_object_unref (temp_stream);
1728                         g_free (filepath);
1729                         /* TODO: delete temporary file */
1730                 }
1731         } else {
1732                 /* message attachment */
1733                 TnyHeader *header = NULL;
1734                 ModestWindowMgr *mgr;
1735                 ModestWindow *msg_win = NULL;
1736                 gboolean found;
1737
1738                 header = tny_msg_get_header (TNY_MSG (mime_part));
1739                 mgr = modest_runtime_get_window_mgr ();
1740                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1741
1742                 if (found) {
1743                         if (msg_win)                            /* there is already a window for this uid; top it */
1744                                 gtk_window_present (GTK_WINDOW(msg_win));
1745                         else
1746                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1747                                  * thus, we don't do anything */
1748                                 g_warning ("window for is already being created");
1749                 } else {
1750                         /* it's not found, so create a new window for it */
1751                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1752                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1753                         if (!account)
1754                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1755                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1756                         modest_window_mgr_register_window (mgr, msg_win);
1757                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1758                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1759                 }
1760         }
1761         g_object_unref (mime_part);
1762 }
1763
1764 typedef struct
1765 {
1766         gchar *filename;
1767         TnyMimePart *part;
1768 } SaveMimePartPair;
1769
1770 typedef struct
1771 {
1772         GList *pairs;
1773         GtkWidget *banner;
1774         gboolean result;
1775 } SaveMimePartInfo;
1776
1777 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
1778 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
1779 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
1780 static void save_mime_parts_to_file_with_checks (SaveMimePartInfo *info);
1781
1782 static void
1783 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
1784 {
1785
1786         GList *node;
1787         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
1788                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
1789                 g_free (pair->filename);
1790                 g_object_unref (pair->part);
1791                 g_slice_free (SaveMimePartPair, pair);
1792         }
1793         g_list_free (info->pairs);
1794         info->pairs = NULL;
1795         if (with_struct) {
1796                 gtk_widget_destroy (info->banner);
1797                 g_object_unref (info->banner);
1798                 g_slice_free (SaveMimePartInfo, info);
1799         }
1800 }
1801
1802 static gboolean
1803 idle_save_mime_part_show_result (SaveMimePartInfo *info)
1804 {
1805         if (info->pairs != NULL) {
1806                 gdk_threads_enter ();
1807                 save_mime_parts_to_file_with_checks (info);
1808                 gdk_threads_leave ();
1809         } else {
1810                 gboolean result;
1811                 result = info->result;
1812
1813                 gdk_threads_enter ();
1814                 save_mime_part_info_free (info, TRUE);
1815                 if (result) {
1816                         hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
1817                 } else {
1818                         hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1819                 }
1820                 gdk_threads_leave ();
1821         }
1822
1823         return FALSE;
1824 }
1825
1826 static gpointer
1827 save_mime_part_to_file (SaveMimePartInfo *info)
1828 {
1829         GnomeVFSResult result;
1830         GnomeVFSHandle *handle;
1831         TnyStream *stream;
1832         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
1833
1834         result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1835         if (result == GNOME_VFS_OK) {
1836                 stream = tny_vfs_stream_new (handle);
1837                 tny_mime_part_decode_to_stream (pair->part, stream);
1838                 g_object_unref (G_OBJECT (stream));
1839                 g_object_unref (pair->part);
1840                 g_slice_free (SaveMimePartPair, pair);
1841                 info->pairs = g_list_delete_link (info->pairs, info->pairs);
1842                 info->result = TRUE;
1843         } else {
1844                 save_mime_part_info_free (info, FALSE);
1845                 info->result = FALSE;
1846         }
1847
1848         g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
1849         return NULL;
1850 }
1851
1852 static void
1853 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
1854 {
1855         SaveMimePartPair *pair;
1856         gboolean is_ok = TRUE;
1857
1858         pair = info->pairs->data;
1859         if (modest_maemo_utils_file_exists (pair->filename)) {
1860                 GtkWidget *confirm_overwrite_dialog;
1861                 confirm_overwrite_dialog = hildon_note_new_confirmation (NULL,
1862                                                                          _("emev_nc_replace_files"));
1863                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1864                         is_ok = FALSE;
1865                 }
1866                 gtk_widget_destroy (confirm_overwrite_dialog);
1867         }
1868
1869         if (!is_ok) {
1870                 save_mime_part_info_free (info, TRUE);
1871         } else {
1872                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
1873         }
1874
1875 }
1876
1877
1878 void
1879 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1880 {
1881         gboolean clean_list = FALSE;
1882         ModestMsgViewWindowPrivate *priv;
1883         GList *files_to_save = NULL;
1884         GtkWidget *save_dialog = NULL;
1885         gchar *folder = NULL;
1886         gboolean canceled = FALSE;
1887         const gchar *filename = NULL;
1888         gchar *save_multiple_str = NULL;
1889
1890         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1891         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1892
1893         if (mime_parts == NULL) {
1894                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1895                 if (mime_parts == NULL)
1896                         return;
1897                 clean_list = TRUE;
1898         }
1899
1900         /* prepare dialog */
1901         if (mime_parts->next == NULL) {
1902                 /* only one attachment selected */
1903                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1904                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1905                         filename = tny_mime_part_get_filename (mime_part);
1906                 } else {
1907                         g_warning ("Tried to save a non-file attachment");
1908                         canceled = TRUE;
1909                 }
1910         } else {
1911                 save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"),
1912                                                      g_list_length (mime_parts));
1913         }
1914
1915         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
1916                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
1917
1918         /* set folder */
1919         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1920         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1921         g_free (folder);
1922
1923         /* set filename */
1924         if (filename != NULL)
1925                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
1926                                                    filename);
1927
1928         /* if multiple, set multiple string */
1929         if (save_multiple_str) {
1930                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1931         }
1932
1933         /* show dialog */
1934         if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1935                 gchar *chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1936
1937                 if (!modest_maemo_utils_folder_writable (chooser_uri)) {
1938                         hildon_banner_show_information
1939                                 (NULL, NULL, dgettext("hildon-fm", "sfil_ib_readonly_location"));
1940                 } else {
1941                         GList *node = NULL;
1942
1943                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1944                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1945
1946                                 if (tny_mime_part_is_attachment (mime_part)) {
1947                                         SaveMimePartPair *pair;
1948
1949                                         if ((mime_parts->next != NULL) &&
1950                                             (tny_mime_part_get_filename (mime_part) == NULL))
1951                                                 continue;
1952
1953                                         pair = g_slice_new0 (SaveMimePartPair);
1954                                         if (mime_parts->next == NULL) {
1955                                                 pair->filename = g_strdup (chooser_uri);
1956                                         } else {
1957                                                 pair->filename =
1958                                                         g_build_filename (chooser_uri,
1959                                                                           tny_mime_part_get_filename (mime_part), NULL);
1960                                         }
1961                                         pair->part = g_object_ref (mime_part);
1962                                         files_to_save = g_list_prepend (files_to_save, pair);
1963                                 }
1964                         }
1965                 }
1966                 g_free (chooser_uri);
1967         }
1968
1969         gtk_widget_destroy (save_dialog);
1970
1971         if (clean_list) {
1972                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1973                 g_list_free (mime_parts);
1974         }
1975
1976         if (files_to_save != NULL) {
1977                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
1978                 GtkWidget *banner = hildon_banner_show_animation (NULL, NULL,
1979                                                                   _CS("sfil_ib_saving"));
1980                 info->pairs = files_to_save;
1981                 info->banner = banner;
1982                 info->result = TRUE;
1983                 g_object_ref (banner);
1984                 save_mime_parts_to_file_with_checks (info);
1985         }
1986 }
1987
1988 void
1989 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1990 {
1991         ModestMsgViewWindowPrivate *priv;
1992         GList *mime_parts = NULL, *node;
1993         gchar *confirmation_message;
1994         gint response;
1995         gint n_attachments;
1996         TnyMsg *msg;
1997 /*      TnyFolder *folder; */
1998
1999         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
2000         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2001
2002         if (get_all)
2003                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
2004         else
2005                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
2006
2007         /* Remove already purged messages from mime parts list */
2008         node = mime_parts;
2009         while (node != NULL) {
2010                 TnyMimePart *part = TNY_MIME_PART (node->data);
2011                 if (tny_mime_part_is_purged (part)) {
2012                         GList *deleted_node = node;
2013                         node = g_list_next (node);
2014                         g_object_unref (part);
2015                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
2016                 } else {
2017                         node = g_list_next (node);
2018                 }
2019         }
2020
2021         if (mime_parts == NULL)
2022                 return;
2023
2024         n_attachments = g_list_length (mime_parts);
2025         if (n_attachments == 1) {
2026                 const gchar *filename;
2027
2028                 if (TNY_IS_MSG (mime_parts->data)) {
2029                         TnyHeader *header;
2030                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
2031                         filename = tny_header_get_subject (header);
2032                         g_object_unref (header);
2033                         if (filename == NULL)
2034                                 filename = _("mail_va_no_subject");
2035                 } else {
2036                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
2037                 }
2038                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
2039         } else {
2040                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
2041                                                                  "mcen_nc_purge_files_text",
2042                                                                  n_attachments), n_attachments);
2043         }
2044         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
2045                                                             confirmation_message);
2046         g_free (confirmation_message);
2047
2048         if (response != GTK_RESPONSE_OK)
2049                 return;
2050
2051 /*      folder = tny_msg_get_folder (msg); */
2052 /*      tny_msg_uncache_attachments (msg); */
2053 /*      tny_folder_refresh (folder, NULL); */
2054 /*      g_object_unref (folder); */
2055
2056         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
2057
2058         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
2059                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
2060 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
2061         }
2062
2063         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
2064         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
2065         tny_msg_rewrite_cache (msg);
2066         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
2067
2068         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
2069         g_list_free (mime_parts);
2070
2071
2072 }
2073
2074
2075 static void
2076 update_window_title (ModestMsgViewWindow *window)
2077 {
2078         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2079         TnyMsg *msg = NULL;
2080         TnyHeader *header = NULL;
2081         const gchar *subject = NULL;
2082
2083         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
2084         if (msg != NULL) {
2085                 header = tny_msg_get_header (msg);
2086                 subject = tny_header_get_subject (header);
2087                 g_object_unref (msg);
2088         }
2089
2090         if ((subject == NULL)||(subject[0] == '\0'))
2091                 subject = _("mail_va_no_subject");
2092
2093         gtk_window_set_title (GTK_WINDOW (window), subject);
2094 }