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",    GTK_STOCK_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 117         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 118 };
 119
 120 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
 121         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
 122         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
 123         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
 124         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
 125         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
 126         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
 127 };
 128
 129 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
 130 struct _ModestMsgViewWindowPrivate {
 131
 132         GtkWidget   *msg_view;
 133         GtkWidget   *main_scroll;
 134         GtkWidget   *find_toolbar;
 135         gchar       *last_search;
 136
 137         /* Progress observers */
 138         GtkWidget        *progress_bar;
 139         GSList           *progress_widgets;
 140
 141         /* Tollbar items */
 142         GtkWidget   *progress_toolitem;
 143         GtkWidget   *cancel_toolitem;
 144         GtkWidget   *prev_toolitem;
 145         GtkWidget   *next_toolitem;
 146         ModestToolBarModes current_toolbar_mode;
 147
 148         /* Optimized view enabled */
 149         gboolean optimized_view;
 150
 151         GtkTreeModel *header_model;
 152         GtkTreeRowReference *row_reference;
 153
 154         guint clipboard_change_handler;
 155         guint queue_change_handler;
 156
 157         guint progress_bar_timeout;
 158
 159         gchar *msg_uid;
 160 };
 161
 162 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 163                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 164                                                     ModestMsgViewWindowPrivate))
 165 /* globals */
 166 static GtkWindowClass *parent_class = NULL;
 167
 168 /* uncomment the following if you have defined any signals */
 169 static guint signals[LAST_SIGNAL] = {0};
 170
 171 GType
 172 modest_msg_view_window_get_type (void)
 173 {
 174         static GType my_type = 0;
 175         if (!my_type) {
 176                 static const GTypeInfo my_info = {
 177                         sizeof(ModestMsgViewWindowClass),
 178                         NULL,           /* base init */
 179                         NULL,           /* base finalize */
 180                         (GClassInitFunc) modest_msg_view_window_class_init,
 181                         NULL,           /* class finalize */
 182                         NULL,           /* class data */
 183                         sizeof(ModestMsgViewWindow),
 184                         1,              /* n_preallocs */
 185                         (GInstanceInitFunc) modest_msg_view_window_init,
 186                         NULL
 187                 };
 188                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 189                                                   "ModestMsgViewWindow",
 190                                                   &my_info, 0);
 191         }
 192         return my_type;
 193 }
 194
 195 static void
 196 save_state (ModestWindow *self)
 197 {
 198         modest_widget_memory_save (modest_runtime_get_conf (),
 199                                    G_OBJECT(self),
 200                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 201 }
 202
 203
 204 static void
 205 restore_settings (ModestMsgViewWindow *self)
 206 {
 207         modest_widget_memory_restore (modest_runtime_get_conf (),
 208                                       G_OBJECT(self),
 209                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 210 }
 211
 212 static void
 213 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 214 {
 215         GObjectClass *gobject_class;
 216         ModestWindowClass *modest_window_class;
 217         gobject_class = (GObjectClass*) klass;
 218         modest_window_class = (ModestWindowClass *) klass;
 219
 220         parent_class            = g_type_class_peek_parent (klass);
 221         gobject_class->finalize = modest_msg_view_window_finalize;
 222
 223         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 224         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 225         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 226         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 227         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 228
 229         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 230
 231         modest_window_class->save_state_func = save_state;
 232
 233         signals[MSG_CHANGED_SIGNAL] =
 234                 g_signal_new ("msg-changed",
 235                               G_TYPE_FROM_CLASS (gobject_class),
 236                               G_SIGNAL_RUN_FIRST,
 237                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 238                               NULL, NULL,
 239                               modest_marshal_VOID__POINTER_POINTER,
 240                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 241 }
 242
 243 static void
 244 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 245 {
 246         ModestMsgViewWindowPrivate *priv;
 247         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 248
 249         priv->msg_view      = NULL;
 250         priv->header_model  = NULL;
 251         priv->clipboard_change_handler = 0;
 252         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 253
 254         priv->optimized_view  = FALSE;
 255         priv->progress_bar_timeout = 0;
 256         priv->msg_uid = NULL;
 257 }
 258
 259
 260 static gboolean
 261 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 262 {
 263         ModestMsgViewWindowPrivate *priv = NULL;
 264
 265         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 266
 267         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 268
 269         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
 270
 271         if (priv->progress_bar_timeout > 0) {
 272                 g_source_remove (priv->progress_bar_timeout);
 273                 priv->progress_bar_timeout = 0;
 274         }
 275
 276         return FALSE;
 277 }
 278
 279 static void
 280 set_toolbar_mode (ModestMsgViewWindow *self,
 281                   ModestToolBarModes mode)
 282 {
 283         ModestWindowPrivate *parent_priv;
 284         ModestMsgViewWindowPrivate *priv;
 285 /*      GtkWidget *widget = NULL; */
 286
 287         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 288
 289         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 290         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 291
 292         /* Sets current toolbar mode */
 293         priv->current_toolbar_mode = mode;
 294
 295         /* Update toolbar dimming state */
 296         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 297
 298         switch (mode) {
 299         case TOOLBAR_MODE_NORMAL:
 300 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 301 /*              gtk_action_set_sensitive (widget, TRUE); */
 302 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 303 /*              gtk_action_set_sensitive (widget, TRUE); */
 304 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 305 /*              gtk_action_set_sensitive (widget, TRUE); */
 306 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 307 /*              gtk_action_set_sensitive (widget, TRUE); */
 308
 309                 if (priv->prev_toolitem)
 310                         gtk_widget_show (priv->prev_toolitem);
 311
 312                 if (priv->next_toolitem)
 313                         gtk_widget_show (priv->next_toolitem);
 314
 315                 if (priv->progress_toolitem)
 316                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 317                 if (priv->progress_bar)
 318                         gtk_widget_hide (priv->progress_bar);
 319
 320                 if (priv->cancel_toolitem)
 321                         gtk_widget_hide (priv->cancel_toolitem);
 322
 323                 /* Hide toolbar if optimized view is enabled */
 324                 if (priv->optimized_view) {
 325                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 326                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 327                 }
 328
 329                 break;
 330         case TOOLBAR_MODE_TRANSFER:
 331 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 332 /*              gtk_action_set_sensitive (widget, FALSE); */
 333 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 334 /*              gtk_action_set_sensitive (widget, FALSE); */
 335 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 336 /*              gtk_action_set_sensitive (widget, FALSE); */
 337 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 338 /*              gtk_action_set_sensitive (widget, FALSE); */
 339
 340                 if (priv->prev_toolitem)
 341                         gtk_widget_hide (priv->prev_toolitem);
 342
 343                 if (priv->next_toolitem)
 344                         gtk_widget_hide (priv->next_toolitem);
 345
 346                 if (priv->progress_toolitem)
 347                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 348                 if (priv->progress_bar)
 349                         gtk_widget_show (priv->progress_bar);
 350
 351                 if (priv->cancel_toolitem)
 352                         gtk_widget_show (priv->cancel_toolitem);
 353
 354                 /* Show toolbar if it's hiden (optimized view ) */
 355                 if (priv->optimized_view) {
 356                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 357                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 358                 }
 359
 360                 break;
 361         default:
 362                 g_return_if_reached ();
 363         }
 364
 365 }
 366
 367
 368 static GtkWidget *
 369 menubar_to_menu (GtkUIManager *ui_manager)
 370 {
 371         GtkWidget *main_menu;
 372         GtkWidget *menubar;
 373         GList *iter;
 374
 375         /* Create new main menu */
 376         main_menu = gtk_menu_new();
 377
 378         /* Get the menubar from the UI manager */
 379         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 380
 381         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
 382         while (iter) {
 383                 GtkWidget *menu;
 384
 385                 menu = GTK_WIDGET (iter->data);
 386                 gtk_widget_reparent(menu, main_menu);
 387
 388                 iter = g_list_next (iter);
 389         }
 390         return main_menu;
 391 }
 392
 393 static void
 394 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
 395 {
 396         GtkWidget *main_vbox;
 397         ModestMsgViewWindowPrivate *priv;
 398         ModestWindowPrivate *parent_priv;
 399
 400         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 401         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 402
 403         priv->msg_view = modest_msg_view_new (msg);
 404         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 405         main_vbox = gtk_vbox_new  (FALSE, 6);
 406
 407         /* Menubar */
 408         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
 409         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
 410         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 411
 412         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 413         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 414         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 415
 416         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 417         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 418         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 419
 420         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 421         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 422         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 423         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 424
 425         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);
 426         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 427         gtk_box_pack_end (GTK_BOX (main_vbox), priv->find_toolbar, FALSE, FALSE, 0);
 428
 429 }
 430
 431
 432 static void
 433 modest_msg_view_window_finalize (GObject *obj)
 434 {
 435         ModestMsgViewWindowPrivate *priv;
 436
 437         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 438         if (priv->clipboard_change_handler > 0) {
 439                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
 440                 priv->clipboard_change_handler = 0;
 441         }
 442         if (priv->queue_change_handler > 0) {
 443                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
 444                 priv->queue_change_handler = 0;
 445         }
 446         if (priv->header_model != NULL) {
 447                 g_object_unref (priv->header_model);
 448                 priv->header_model = NULL;
 449         }
 450
 451         /* disconnet operations queue observer */
 452
 453         if (priv->progress_bar_timeout > 0) {
 454                 g_source_remove (priv->progress_bar_timeout);
 455                 priv->progress_bar_timeout = 0;
 456         }
 457
 458         if (priv->row_reference) {
 459                 gtk_tree_row_reference_free (priv->row_reference);
 460                 priv->row_reference = NULL;
 461         }
 462
 463         if (priv->msg_uid) {
 464                 g_free (priv->msg_uid);
 465                 priv->msg_uid = NULL;
 466         }
 467
 468         G_OBJECT_CLASS(parent_class)->finalize (obj);
 469 }
 470
 471
 472
 473 /* static gboolean */
 474 /* on_delete_event (GtkWidget *widget, GdkEvent *event, ModestMsgViewWindow *self) */
 475 /* { */
 476 /*      modest_window_save_state (MODEST_WINDOW (self)); */
 477 /*      return FALSE; */
 478 /* } */
 479
 480 ModestWindow *
 481 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 482                                               const gchar *account_name,
 483                                               const gchar *msg_uid,
 484                                               GtkTreeModel *model,
 485                                               GtkTreeRowReference *row_reference)
 486 {
 487         ModestMsgViewWindow *window = NULL;
 488         ModestMsgViewWindowPrivate *priv = NULL;
 489
 490         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, account_name, msg_uid));
 491         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 492
 493         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 494
 495         g_object_ref (model);
 496         priv->header_model = model;
 497         priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 498
 499         modest_msg_view_window_update_priority (window);
 500
 501         /* Check toolbar dimming rules */
 502         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 503
 504         return MODEST_WINDOW(window);
 505 }
 506
 507
 508 ModestWindow *
 509 modest_msg_view_window_new (TnyMsg *msg,
 510                             const gchar *account_name,
 511                             const gchar *msg_uid)
 512 {
 513         ModestMsgViewWindow *self = NULL;
 514         GObject *obj = NULL;
 515         ModestMsgViewWindowPrivate *priv = NULL;
 516         ModestWindowPrivate *parent_priv = NULL;
 517         ModestDimmingRulesGroup *menu_rules_group = NULL;
 518         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 519         GtkActionGroup *action_group = NULL;
 520         GError *error = NULL;
 521
 522         g_return_val_if_fail (msg, NULL);
 523
 524         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 525         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 526         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 527         self = MODEST_MSG_VIEW_WINDOW (obj);
 528
 529         priv->msg_uid = g_strdup (msg_uid);
 530
 531         parent_priv->ui_manager = gtk_ui_manager_new();
 532         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 533
 534         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 535         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 536
 537         menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules", FALSE);
 538         toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules", TRUE);
 539
 540         /* Add common actions */
 541         gtk_action_group_add_actions (action_group,
 542                                       modest_action_entries,
 543                                       G_N_ELEMENTS (modest_action_entries),
 544                                       obj);
 545         gtk_action_group_add_toggle_actions (action_group,
 546                                              modest_toggle_action_entries,
 547                                              G_N_ELEMENTS (modest_toggle_action_entries),
 548                                              obj);
 549         gtk_action_group_add_toggle_actions (action_group,
 550                                              msg_view_toggle_action_entries,
 551                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 552                                              obj);
 553         gtk_action_group_add_radio_actions (action_group,
 554                                             msg_view_zoom_action_entries,
 555                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 556                                             100,
 557                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 558                                             obj);
 559
 560         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 561         g_object_unref (action_group);
 562
 563         /* Load the UI definition */
 564         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 565                                          &error);
 566         if (error) {
 567                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 568                 g_error_free (error);
 569                 error = NULL;
 570         }
 571         /* ****** */
 572
 573         /* Add common dimming rules */
 574         modest_dimming_rules_group_add_rules (menu_rules_group,
 575                                               modest_msg_view_menu_dimming_entries,
 576                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 577                                               self);
 578         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 579                                               modest_msg_view_toolbar_dimming_entries,
 580                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 581                                               self);
 582
 583         /* Insert dimming rules group for this window */
 584         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 585         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 586         g_object_unref (menu_rules_group);
 587         g_object_unref (toolbar_rules_group);
 588
 589         /* Add accelerators */
 590         gtk_window_add_accel_group (GTK_WINDOW (obj),
 591                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 592
 593         /* Init window */
 594         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
 595         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 596
 597 /*      g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 598
 599         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
 600                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 601         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 602                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 603         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 604                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 605         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 606                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 607         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 608                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 609
 610         g_signal_connect (G_OBJECT (obj), "key-release-event",
 611                           G_CALLBACK (modest_msg_view_window_key_release_event),
 612                           NULL);
 613
 614         g_signal_connect (G_OBJECT (obj), "window-state-event",
 615                           G_CALLBACK (modest_msg_view_window_window_state_event),
 616                           NULL);
 617
 618         /* Mail Operation Queue */
 619         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 620                                                        "queue-changed",
 621                                                        G_CALLBACK (on_queue_changed),
 622                                                        obj);
 623
 624         modest_window_set_active_account (MODEST_WINDOW(obj), account_name);
 625
 626         priv->last_search = NULL;
 627
 628         /* Init the clipboard actions dim status */
 629         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 630
 631         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 632
 633         /* Check toolbar dimming rules */
 634         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 635
 636         return MODEST_WINDOW(obj);
 637 }
 638
 639
 640 gboolean
 641 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
 642 {
 643         ModestMsgViewWindowPrivate *priv= NULL;
 644
 645         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 646         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 647
 648         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
 649 }
 650
 651 TnyHeader*
 652 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
 653 {
 654         ModestMsgViewWindowPrivate *priv= NULL;
 655         TnyMsg *msg = NULL;
 656         TnyHeader *header = NULL;
 657         GtkTreePath *path = NULL;
 658         GtkTreeIter iter;
 659
 660         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
 661         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 662
 663         /* Message is not obtained from a treemodel (Attachment ?) */
 664         if (priv->header_model == NULL) {
 665                 msg = modest_msg_view_window_get_message (self);
 666                 header = tny_msg_get_header (msg);
 667                 g_object_unref (msg);
 668                 return header;
 669         }
 670
 671         /* Get current message iter */
 672         path = gtk_tree_row_reference_get_path (priv->row_reference);
 673         g_return_val_if_fail (path != NULL, NULL);
 674         gtk_tree_model_get_iter (priv->header_model,
 675                                  &iter,
 676                                  path);
 677
 678         /* Get current message header */
 679         gtk_tree_model_get (priv->header_model, &iter,
 680                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 681                             &header, -1);
 682
 683         gtk_tree_path_free (path);
 684         return header;
 685 }
 686
 687 TnyMsg*
 688 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 689 {
 690         ModestMsgView *msg_view;
 691         ModestMsgViewWindowPrivate *priv;
 692
 693         g_return_val_if_fail (self, NULL);
 694
 695         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 696
 697         msg_view = MODEST_MSG_VIEW (priv->msg_view);
 698
 699         return modest_msg_view_get_message (msg_view);
 700 }
 701
 702 const gchar*
 703 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
 704 {
 705         ModestMsgViewWindowPrivate *priv;
 706
 707         g_return_val_if_fail (self, NULL);
 708
 709         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 710
 711         return (const gchar*) priv->msg_uid;
 712 }
 713
 714 static void
 715 toggle_action_set_active_block_notify (GtkToggleAction *action,
 716                                        gboolean value)
 717 {
 718         GSList *proxies = NULL;
 719
 720         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 721              proxies != NULL; proxies = g_slist_next (proxies)) {
 722                 GtkWidget *widget = (GtkWidget *) proxies->data;
 723                 gtk_action_block_activate_from (GTK_ACTION (action), widget);
 724         }
 725
 726         gtk_toggle_action_set_active (action, value);
 727
 728         for (proxies = gtk_action_get_proxies (GTK_ACTION (action));
 729              proxies != NULL; proxies = g_slist_next (proxies)) {
 730                 GtkWidget *widget = (GtkWidget *) proxies->data;
 731                 gtk_action_unblock_activate_from (GTK_ACTION (action), widget);
 732         }
 733 }
 734
 735
 736 static void
 737 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
 738                                             gpointer data)
 739 {
 740         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
 741         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 742         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 743         gboolean is_active;
 744         GtkAction *action;
 745
 746         is_active = gtk_toggle_action_get_active (toggle);
 747
 748         if (is_active) {
 749                 gtk_widget_show (priv->find_toolbar);
 750                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
 751         } else {
 752                 gtk_widget_hide (priv->find_toolbar);
 753         }
 754
 755         /* update the toggle buttons status */
 756         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 757         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 758         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
 759         toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 760
 761 }
 762
 763 static void
 764 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 765                                            ModestMsgViewWindow *obj)
 766 {
 767         GtkToggleAction *toggle;
 768         ModestWindowPrivate *parent_priv;
 769         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
 770
 771         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
 772         gtk_toggle_action_set_active (toggle, FALSE);
 773 }
 774
 775 static void
 776 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 777                                            ModestMsgViewWindow *obj)
 778 {
 779         gchar *current_search;
 780         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 781
 782         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 783
 784         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
 785                 g_free (current_search);
 786                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
 787                 return;
 788         }
 789
 790         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 791                 gboolean result;
 792                 g_free (priv->last_search);
 793                 priv->last_search = g_strdup (current_search);
 794                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 795                                                  priv->last_search);
 796                 if (!result) {
 797                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
 798                         g_free (priv->last_search);
 799                         priv->last_search = NULL;
 800                 }
 801         } else {
 802                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
 803                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
 804                         g_free (priv->last_search);
 805                         priv->last_search = NULL;
 806                 }
 807         }
 808
 809         g_free (current_search);
 810
 811 }
 812
 813 static void
 814 modest_msg_view_window_set_zoom (ModestWindow *window,
 815                                  gdouble zoom)
 816 {
 817         ModestMsgViewWindowPrivate *priv;
 818
 819         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 820
 821         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 822         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 823 }
 824
 825 static gdouble
 826 modest_msg_view_window_get_zoom (ModestWindow *window)
 827 {
 828         ModestMsgViewWindowPrivate *priv;
 829
 830         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 831
 832         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 833         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 834 }
 835
 836 static gboolean
 837 modest_msg_view_window_zoom_plus (ModestWindow *window)
 838 {
 839         ModestWindowPrivate *parent_priv;
 840         GtkRadioAction *zoom_radio_action;
 841         GSList *group, *node;
 842
 843         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 844         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 845                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 846
 847         group = gtk_radio_action_get_group (zoom_radio_action);
 848
 849         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 850                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
 851                 return FALSE;
 852         }
 853
 854         for (node = group; node != NULL; node = g_slist_next (node)) {
 855                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 856                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 857                         return TRUE;
 858                 }
 859         }
 860         return FALSE;
 861 }
 862
 863 static gboolean
 864 modest_msg_view_window_zoom_minus (ModestWindow *window)
 865 {
 866         ModestWindowPrivate *parent_priv;
 867         GtkRadioAction *zoom_radio_action;
 868         GSList *group, *node;
 869
 870         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 871         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 872                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 873
 874         group = gtk_radio_action_get_group (zoom_radio_action);
 875
 876         for (node = group; node != NULL; node = g_slist_next (node)) {
 877                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 878                         if (node->next != NULL) {
 879                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 880                                 return TRUE;
 881                         } else {
 882                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
 883                                 return FALSE;
 884                         }
 885                         break;
 886                 }
 887         }
 888         return FALSE;
 889 }
 890
 891 static gboolean
 892 modest_msg_view_window_key_release_event (GtkWidget *window,
 893                                           GdkEventKey *event,
 894                                           gpointer userdata)
 895 {
 896         if (event->type == GDK_KEY_RELEASE) {
 897                 switch (event->keyval) {
 898                 case GDK_Up:
 899                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 900                         return TRUE;
 901                         break;
 902                 case GDK_Down:
 903                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 904                         return TRUE;
 905                         break;
 906                 default:
 907                         return FALSE;
 908                         break;
 909                 };
 910         } else {
 911                 return FALSE;
 912         }
 913 }
 914
 915 static void
 916 modest_msg_view_window_scroll_up (ModestWindow *window)
 917 {
 918         ModestMsgViewWindowPrivate *priv;
 919         gboolean return_value;
 920
 921         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 922         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
 923 }
 924
 925 static void
 926 modest_msg_view_window_scroll_down (ModestWindow *window)
 927 {
 928         ModestMsgViewWindowPrivate *priv;
 929         gboolean return_value;
 930
 931         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 932         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
 933 }
 934
 935 gboolean
 936 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
 937 {
 938         GtkTreePath *path;
 939         ModestMsgViewWindowPrivate *priv;
 940         GtkTreeIter tmp_iter;
 941         gboolean has_next = FALSE;
 942
 943         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 944         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 945
 946         if (priv->header_model) {
 947                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 948                 if (path == NULL) return FALSE;
 949                 while (!has_next) {
 950                         TnyHeader *header;
 951                         gtk_tree_path_next (path);
 952                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 953                                 break;
 954                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 955                                             &header, -1);
 956                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
 957                                 has_next = TRUE;
 958                                 break;
 959                         }
 960                 }
 961                 gtk_tree_path_free (path);
 962                 return !has_next;
 963         } else {
 964                 return TRUE;
 965         }
 966
 967 }
 968
 969 gboolean
 970 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
 971 {
 972         ModestMsgViewWindowPrivate *priv;
 973
 974         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 975         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 976
 977         return priv->header_model != NULL;
 978 }
 979
 980 gboolean
 981 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
 982 {
 983         GtkTreePath *path;
 984         ModestMsgViewWindowPrivate *priv;
 985         gboolean result;
 986         GtkTreeIter tmp_iter;
 987
 988         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 989         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 990
 991         if (priv->header_model) {
 992                 gchar * path_string;
 993                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 994                 if (!path)
 995                         return TRUE;
 996
 997                 path_string = gtk_tree_path_to_string (path);
 998                 result = (strcmp (path_string, "0")==0);
 999                 if (result) {
1000                         g_free (path_string);
1001                         gtk_tree_path_free (path);
1002                         return result;
1003                 }
1004
1005                 while (result) {
1006                         TnyHeader *header;
1007
1008                         gtk_tree_path_prev (path);
1009
1010                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1011                                 break;
1012                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1013                                             &header, -1);
1014                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1015                                 result = FALSE;
1016                                 break;
1017                         }
1018
1019                         path_string = gtk_tree_path_to_string (path);
1020                         if (strcmp(path_string, "0")==0) {
1021                                 g_free (path_string);
1022                                 break;
1023                         }
1024                         g_free (path_string);
1025                 }
1026                 gtk_tree_path_free (path);
1027                 return result;
1028         } else {
1029                 return TRUE;
1030         }
1031
1032 }
1033
1034 /**
1035  * Reads the message whose summary item is @header. It takes care of
1036  * several things, among others:
1037  *
1038  * If the message was not previously downloaded then ask the user
1039  * before downloading. If there is no connection launch the connection
1040  * dialog. Update toolbar dimming rules.
1041  *
1042  * Returns: TRUE if the mail operation was started, otherwise if the
1043  * user do not want to download the message, or if the user do not
1044  * want to connect, then the operation is not issued
1045  **/
1046 static gboolean
1047 message_reader (ModestMsgViewWindow *window,
1048                 ModestMsgViewWindowPrivate *priv,
1049                 TnyHeader *header,
1050                 GtkTreeIter iter)
1051 {
1052         ModestMailOperation *mail_op = NULL;
1053         GtkTreePath *path = NULL;
1054         ModestMailOperationTypeOperation op_type;
1055
1056         /* Msg download completed */
1057         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED) {
1058                 op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
1059         } else {
1060                 TnyFolder *folder;
1061                 GtkResponseType response;
1062
1063                 op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
1064
1065                 /* Ask the user if he wants to download the message */
1066                 response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1067                                                                     _("mcen_nc_get_msg"));
1068                 if (response == GTK_RESPONSE_CANCEL)
1069                         return FALSE;
1070
1071                 /* Offer the connection dialog if necessary */
1072                 /* FIXME: should this stuff go directly to the mail
1073                    operation instead of spread it all over the
1074                    code? */
1075                 folder = tny_header_get_folder (header);
1076                 if (folder) {
1077                         if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
1078                                 g_object_unref (folder);
1079                                 return FALSE;
1080                         }
1081                         g_object_unref (folder);
1082                 }
1083         }
1084
1085         /* Get the path, will be freed by the callback */
1086         path = gtk_tree_model_get_path (priv->header_model, &iter);
1087
1088         /* New mail operation */
1089         mail_op = modest_mail_operation_new_with_error_handling (op_type,
1090                                                                  G_OBJECT(window),
1091                                                                  modest_ui_actions_get_msgs_full_error_handler,
1092                                                                  NULL);
1093
1094         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1095         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, path);
1096         g_object_unref (mail_op);
1097
1098         /* Update toolbar dimming rules */
1099         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1100
1101         return TRUE;
1102 }
1103
1104 gboolean
1105 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1106 {
1107         ModestMsgViewWindowPrivate *priv;
1108         GtkTreePath *path= NULL;
1109         GtkTreeIter tmp_iter;
1110
1111         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1112         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1113
1114         if (priv->header_model) {
1115                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1116                 if (path == NULL) return FALSE;
1117
1118                 gtk_tree_model_get_iter (priv->header_model,
1119                                          &tmp_iter,
1120                                          path);
1121                 while (gtk_tree_model_iter_next (priv->header_model, &tmp_iter)) {
1122                         TnyHeader *header;
1123
1124                         gtk_tree_model_get (priv->header_model, &tmp_iter,
1125                                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1126                                             &header, -1);
1127                         if (!header)
1128                                 break;
1129
1130                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1131                                 g_object_unref (header);
1132                                 continue;
1133                         }
1134
1135                         /* Read the message & show it */
1136                         if (!message_reader (window, priv, header, tmp_iter)) {
1137                                 g_object_unref (header);
1138                                 break;
1139                         }
1140
1141                         /* Free */
1142                         g_object_unref (header);
1143
1144                         return TRUE;
1145                 }
1146                 gtk_tree_path_free (path);
1147         }
1148         return FALSE;
1149 }
1150
1151 gboolean
1152 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1153 {
1154         ModestMsgViewWindowPrivate *priv = NULL;
1155         TnyHeader *header = NULL;
1156         GtkTreeIter iter;
1157
1158         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1159         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1160
1161         /* Check that the model is not empty */
1162         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1163                 return FALSE;
1164
1165         /* Get the header */
1166         gtk_tree_model_get (priv->header_model,
1167                             &iter,
1168                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1169                             &header, -1);
1170
1171         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1172         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1173                 g_object_unref (header);
1174                 return modest_msg_view_window_select_next_message (self);
1175         }
1176
1177         /* Read the message & show it */
1178         message_reader (self, priv, header, iter);
1179
1180         /* Free */
1181         g_object_unref (header);
1182
1183         return TRUE;
1184 }
1185
1186 gboolean
1187 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1188 {
1189         ModestMsgViewWindowPrivate *priv = NULL;
1190         GtkTreePath *path;
1191
1192         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1193         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1194
1195         /* Return inmediatly if there is no header model */
1196         if (!priv->header_model)
1197                 return FALSE;
1198
1199         path = gtk_tree_row_reference_get_path (priv->row_reference);
1200         while (gtk_tree_path_prev (path)) {
1201                 TnyHeader *header;
1202                 GtkTreeIter iter;
1203
1204                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1205                 gtk_tree_model_get (priv->header_model, &iter,
1206                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1207                                     &header, -1);
1208                 if (!header)
1209                         break;
1210                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1211                         g_object_unref (header);
1212                         continue;
1213                 }
1214
1215                 /* Read the message & show it */
1216                 if (!message_reader (window, priv, header, iter)) {
1217                         g_object_unref (header);
1218                         break;
1219                 }
1220
1221                 g_object_unref (header);
1222
1223                 return TRUE;
1224         }
1225
1226         gtk_tree_path_free (path);
1227         return FALSE;
1228 }
1229
1230 static void
1231 view_msg_cb (ModestMailOperation *mail_op,
1232              TnyHeader *header,
1233              TnyMsg *msg,
1234              gpointer user_data)
1235 {
1236         ModestMsgViewWindow *self = NULL;
1237         ModestMsgViewWindowPrivate *priv = NULL;
1238         GtkTreePath *path;
1239
1240         /* If there was any error */
1241         path = (GtkTreePath *) user_data;
1242         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1243                 gtk_tree_path_free (path);
1244                 return;
1245         }
1246
1247         /* Get the window */
1248         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1249         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1250         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1251
1252         /* Update the row reference */
1253         gtk_tree_row_reference_free (priv->row_reference);
1254         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1255         gtk_tree_path_free (path);
1256
1257         /* Mark header as read */
1258         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1259                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1260
1261         /* Set new message */
1262         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1263         modest_msg_view_window_update_priority (self);
1264         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1265         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1266
1267         /* Set the new message uid of the window  */
1268         if (priv->msg_uid) {
1269                 g_free (priv->msg_uid);
1270                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
1271         }
1272
1273         /* Notify the observers */
1274         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
1275                        0, priv->header_model, priv->row_reference);
1276
1277         /* Free new references */
1278         g_object_unref (self);
1279 }
1280
1281 TnyFolderType
1282 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1283 {
1284         ModestMsgViewWindowPrivate *priv;
1285         TnyMsg *msg;
1286         TnyFolderType folder_type;
1287
1288         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1289
1290         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1291
1292         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1293         if (msg) {
1294                 TnyFolder *folder;
1295
1296                 folder = tny_msg_get_folder (msg);
1297
1298                 if (folder) {
1299                         folder_type = tny_folder_get_folder_type (folder);
1300
1301                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1302                                 const gchar *fname = tny_folder_get_name (folder);
1303                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1304                         }
1305
1306                         g_object_unref (folder);
1307                 }
1308                 g_object_unref (msg);
1309         }
1310
1311         return folder_type;
1312 }
1313
1314
1315 static void
1316 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1317 {
1318         ModestMsgViewWindowPrivate *priv;
1319         TnyHeaderFlags flags = 0;
1320
1321         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1322
1323         if (priv->header_model) {
1324                 TnyHeader *header;
1325                 GtkTreeIter iter;
1326                 GtkTreePath *path = NULL;
1327
1328                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1329                 g_return_if_fail (path != NULL);
1330                 gtk_tree_model_get_iter (priv->header_model,
1331                                          &iter,
1332                                          gtk_tree_row_reference_get_path (priv->row_reference));
1333
1334                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1335                                     &header, -1);
1336                 flags = tny_header_get_flags (header);
1337                 gtk_tree_path_free (path);
1338         }
1339
1340         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1341
1342 }
1343
1344 static gboolean
1345 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1346 {
1347         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1348                 ModestWindowPrivate *parent_priv;
1349                 ModestWindowMgr *mgr;
1350                 gboolean is_fullscreen;
1351                 GtkAction *fs_toggle_action;
1352                 gboolean active;
1353
1354                 mgr = modest_runtime_get_window_mgr ();
1355                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1356
1357                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1358
1359                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1360                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1361                 if (is_fullscreen != active) {
1362                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1363                 }
1364         }
1365
1366         return FALSE;
1367
1368 }
1369
1370 void
1371 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1372 {
1373                 ModestWindowPrivate *parent_priv;
1374                 GtkAction *fs_toggle_action;
1375                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1376
1377                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1378                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1379                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1380 }
1381
1382 static void
1383 set_homogeneous (GtkWidget *widget,
1384                  gpointer data)
1385 {
1386         if (GTK_IS_TOOL_ITEM (widget)) {
1387                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1388                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1389         }
1390 }
1391
1392 static void
1393 modest_msg_view_window_show_toolbar (ModestWindow *self,
1394                                      gboolean show_toolbar)
1395 {
1396         ModestMsgViewWindowPrivate *priv = NULL;
1397         ModestWindowPrivate *parent_priv;
1398         GtkWidget *reply_button = NULL, *menu = NULL;
1399         GtkWidget *placeholder = NULL;
1400         gint insert_index;
1401
1402         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1403         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1404
1405         /* Set optimized view status */
1406         priv->optimized_view = !show_toolbar;
1407
1408         if (!parent_priv->toolbar) {
1409                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1410                                                                   "/ToolBar");
1411
1412                 /* Set homogeneous toolbar */
1413                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1414                                        set_homogeneous, NULL);
1415
1416                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1417                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1418                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1419                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1420                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1421                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1422                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1423                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1424
1425                 /* Add ProgressBar (Transfer toolbar) */
1426                 priv->progress_bar = modest_progress_bar_widget_new ();
1427                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1428                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1429                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1430                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1431                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1432
1433                 /* Connect cancel 'clicked' signal to abort progress mode */
1434                 g_signal_connect(priv->cancel_toolitem, "clicked",
1435                                  G_CALLBACK(cancel_progressbar),
1436                                  self);
1437
1438                 /* Add it to the observers list */
1439                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1440
1441                 /* Add to window */
1442                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1443                                            GTK_TOOLBAR (parent_priv->toolbar));
1444
1445
1446                 /* Set reply button tap and hold menu */
1447                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1448                                                           "/ToolBar/ToolbarMessageReply");
1449                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1450                                                   "/ToolbarReplyCSM");
1451                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1452         }
1453
1454         if (show_toolbar) {
1455                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1456                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1457                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1458
1459                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1460                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1461
1462         } else {
1463                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1464                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1465         }
1466 }
1467
1468 static void
1469 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1470                                                GdkEvent *event,
1471                                                ModestMsgViewWindow *window)
1472 {
1473         ModestWindowPrivate *parent_priv;
1474 /*      GtkAction *action; */
1475         gboolean is_address;
1476         gchar *selection;
1477         GtkWidget *focused;
1478
1479         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1480         selection = gtk_clipboard_wait_for_text (clipboard);
1481
1482         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1483
1484 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1485 /*      gtk_action_set_sensitive (action, is_address); */
1486
1487         focused = gtk_window_get_focus (GTK_WINDOW (window));
1488
1489 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1490 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1491
1492 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1493 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1494
1495         g_free (selection);
1496 /*      modest_msg_view_window_update_dimmed (window); */
1497
1498 }
1499
1500 gboolean
1501 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1502 {
1503         ModestMsgViewWindowPrivate *priv;
1504
1505         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1506         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1507
1508         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1509 }
1510
1511 static void
1512 cancel_progressbar (GtkToolButton *toolbutton,
1513                     ModestMsgViewWindow *self)
1514 {
1515         GSList *tmp;
1516         ModestMsgViewWindowPrivate *priv;
1517
1518         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1519
1520         /* Get operation observers and cancel its current operation */
1521         tmp = priv->progress_widgets;
1522         while (tmp) {
1523                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1524                 tmp=g_slist_next(tmp);
1525         }
1526 }
1527 static gboolean
1528 observers_empty (ModestMsgViewWindow *self)
1529 {
1530         GSList *tmp = NULL;
1531         ModestMsgViewWindowPrivate *priv;
1532         gboolean is_empty = TRUE;
1533         guint pending_ops = 0;
1534
1535         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1536         tmp = priv->progress_widgets;
1537
1538         /* Check all observers */
1539         while (tmp && is_empty)  {
1540                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1541                 is_empty = pending_ops == 0;
1542
1543                 tmp = g_slist_next(tmp);
1544         }
1545
1546         return is_empty;
1547 }
1548
1549
1550 static void
1551 on_queue_changed (ModestMailOperationQueue *queue,
1552                   ModestMailOperation *mail_op,
1553                   ModestMailOperationQueueNotification type,
1554                   ModestMsgViewWindow *self)
1555 {
1556         GSList *tmp;
1557         ModestMsgViewWindowPrivate *priv;
1558         ModestMailOperationTypeOperation op_type;
1559         ModestToolBarModes mode;
1560
1561         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1562         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1563
1564         /* If this operations was created by another window, do nothing */
1565         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1566             return;
1567
1568         /* Get toolbar mode from operation id*/
1569         op_type = modest_mail_operation_get_type_operation (mail_op);
1570         switch (op_type) {
1571         case MODEST_MAIL_OPERATION_TYPE_SEND:
1572         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1573         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1574                 mode = TOOLBAR_MODE_TRANSFER;
1575                 break;
1576         default:
1577                 mode = TOOLBAR_MODE_NORMAL;
1578
1579         }
1580
1581         /* Add operation observers and change toolbar if neccessary*/
1582         tmp = priv->progress_widgets;
1583         switch (type) {
1584         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1585                 if (mode == TOOLBAR_MODE_TRANSFER) {
1586                         /* Enable transfer toolbar mode */
1587                         set_toolbar_transfer_mode(self);
1588                         while (tmp) {
1589                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1590                                                                       mail_op);
1591                                 tmp = g_slist_next (tmp);
1592                         }
1593
1594                 }
1595                 break;
1596         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1597                 if (mode == TOOLBAR_MODE_TRANSFER) {
1598                         while (tmp) {
1599                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1600                                                                  mail_op);
1601                                 tmp = g_slist_next (tmp);
1602
1603                         }
1604
1605                         /* If no more operations are being observed, NORMAL mode is enabled again */
1606                         if (observers_empty (self)) {
1607                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1608                         }
1609                 }
1610                 break;
1611         }
1612 }
1613
1614 GList *
1615 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
1616 {
1617         ModestMsgViewWindowPrivate *priv;
1618         GList *selected_attachments = NULL;
1619
1620         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1621         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1622
1623         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1624
1625         return selected_attachments;
1626 }
1627
1628 void
1629 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1630 {
1631         ModestMsgViewWindowPrivate *priv;
1632         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1633         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1634
1635         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1636
1637         if (mime_part == NULL) {
1638                 gboolean error = FALSE;
1639                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1640                 if (selected_attachments == NULL) {
1641                         error = TRUE;
1642                 } else if (g_list_length (selected_attachments) > 1) {
1643                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1644                         error = TRUE;
1645                 } else {
1646                         mime_part = (TnyMimePart *) selected_attachments->data;
1647                         g_object_ref (mime_part);
1648                 }
1649                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1650                 g_list_free (selected_attachments);
1651
1652                 if (error)
1653                         return;
1654         } else {
1655                 g_object_ref (mime_part);
1656         }
1657
1658         if (tny_mime_part_is_purged (mime_part)) {
1659                 g_object_unref (mime_part);
1660                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1661                 return;
1662         }
1663
1664         if (!TNY_IS_MSG (mime_part)) {
1665                 gchar *filepath = NULL;
1666                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1667                 gchar *extension = NULL;
1668                 TnyFsStream *temp_stream = NULL;
1669
1670                 if (att_filename) {
1671                         extension = g_strrstr (att_filename, ".");
1672                         if (extension != NULL)
1673                                 extension++;
1674                 }
1675
1676                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1677
1678                 if (temp_stream) {
1679                         const gchar *content_type;
1680                         content_type = tny_mime_part_get_content_type (mime_part);
1681                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1682
1683                         modest_platform_activate_file (filepath, content_type);
1684                         g_object_unref (temp_stream);
1685                         g_free (filepath);
1686                         /* TODO: delete temporary file */
1687                 }
1688         } else {
1689                 /* message attachment */
1690                 TnyHeader *header = NULL;
1691                 ModestWindowMgr *mgr;
1692                 ModestWindow *msg_win = NULL;
1693                 gboolean found;
1694
1695                 header = tny_msg_get_header (TNY_MSG (mime_part));
1696                 mgr = modest_runtime_get_window_mgr ();
1697                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1698
1699                 if (found) {
1700                         if (msg_win)                            /* there is already a window for this uid; top it */
1701                                 gtk_window_present (GTK_WINDOW(msg_win));
1702                         else
1703                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1704                                  * thus, we don't do anything */
1705                                 g_warning ("window for is already being created");
1706                 } else {
1707                         /* it's not found, so create a new window for it */
1708                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1709                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1710                         if (!account)
1711                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1712                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1713                         modest_window_mgr_register_window (mgr, msg_win);
1714                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1715                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1716                 }
1717         }
1718         g_object_unref (mime_part);
1719 }
1720
1721 static gboolean
1722 save_mime_part_to_file (const gchar *filename, TnyMimePart *mime_part)
1723 {
1724         GnomeVFSResult result;
1725         GnomeVFSHandle *handle;
1726         TnyStream *stream;
1727
1728         hildon_banner_show_information (NULL, NULL, _("mail_ib_saving_mime_part"));
1729         result = gnome_vfs_create (&handle, filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1730         if (result != GNOME_VFS_OK) {
1731                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1732                 return FALSE;
1733         }
1734         stream = tny_vfs_stream_new (handle);
1735         tny_mime_part_decode_to_stream (mime_part, stream);
1736         g_object_unref (G_OBJECT (stream));
1737         return TRUE;
1738 }
1739
1740 static gboolean
1741 save_mime_part_to_file_with_checks (GtkWindow *parent, const gchar *filename, TnyMimePart *mime_part)
1742 {
1743         if (modest_maemo_utils_file_exists (filename)) {
1744                 GtkWidget *confirm_overwrite_dialog;
1745                 confirm_overwrite_dialog = hildon_note_new_confirmation (GTK_WINDOW (parent),
1746                                                                          _("emev_nc_replace_files"));
1747                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1748                         gtk_widget_destroy (confirm_overwrite_dialog);
1749                         return FALSE;
1750                 }
1751                 gtk_widget_destroy (confirm_overwrite_dialog);
1752         }
1753
1754         return save_mime_part_to_file (filename, mime_part);
1755 }
1756
1757 void
1758 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1759 {
1760         gboolean clean_list = FALSE;
1761         ModestMsgViewWindowPrivate *priv;
1762         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1763
1764         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1765
1766         if (mime_parts == NULL) {
1767                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1768                 if (mime_parts == NULL)
1769                         return;
1770                 clean_list = TRUE;
1771         }
1772
1773         if (mime_parts->next == NULL) {
1774                 /* only one attachment selected */
1775                 GtkWidget *save_dialog = NULL;
1776                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1777                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1778                         const gchar *filename;
1779                         gchar *folder;
1780                         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1781                         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1782                         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1783                         g_free (folder);
1784                         filename = tny_mime_part_get_filename (mime_part);
1785                         if (filename != NULL)
1786                                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog), filename);
1787                         while (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1788                                 gchar *filename_tmp = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1789                                 gboolean save_result;
1790                                 if (!modest_maemo_utils_folder_writable (filename_tmp)) {
1791                                         g_free (filename_tmp);
1792                                         hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1793                                         continue;
1794                                 }
1795                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1796                                                                                   filename_tmp, mime_part);
1797                                 g_free (filename_tmp);
1798                                 if (save_result)
1799                                         break;
1800                                 else
1801                                         continue;
1802                         }
1803                         gtk_widget_destroy (save_dialog);
1804                 } else {
1805                         g_warning ("Tried to save a non-file attachment");
1806                 }
1807         } else {
1808                 GtkWidget *save_dialog = NULL;
1809                 gchar *folder;
1810                 gchar *save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"),
1811                                                             g_list_length (mime_parts));
1812                 save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1813                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1814
1815                 folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1816                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1817                 g_free (folder);
1818                 if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1819                         gchar *foldername = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1820                         GList *node = NULL;
1821                         gboolean attachment_found = FALSE;
1822                         if (!modest_maemo_utils_folder_writable (foldername)) {
1823                                 g_free (foldername);
1824                                 hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1825                         }
1826                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1827                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1828                                 if (tny_mime_part_is_attachment (mime_part)) {
1829                                         const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1830                                         if (att_filename != NULL) {
1831                                                 gchar *full_filename;
1832                                                 gboolean save_result;
1833                                                 full_filename = g_build_filename (foldername, att_filename, NULL);
1834                                                 attachment_found = TRUE;
1835
1836                                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1837                                                                                                   full_filename, mime_part);
1838                                                 g_free (full_filename);
1839                                                 if (!save_result)
1840                                                         break;
1841                                         }
1842                                 }
1843                         }
1844                         gtk_widget_destroy (save_dialog);
1845                 } else {
1846                         g_warning ("Tried to save a non-file attachment");
1847                 }
1848                 /* more than one attachment selected */
1849         }
1850         if (clean_list) {
1851                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1852                 g_list_free (mime_parts);
1853         }
1854 }
1855
1856 void
1857 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1858 {
1859         ModestMsgViewWindowPrivate *priv;
1860         GList *mime_parts = NULL, *node;
1861         gchar *confirmation_message;
1862         gint response;
1863         gint n_attachments;
1864         TnyMsg *msg;
1865 /*      TnyFolder *folder; */
1866
1867         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1868         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1869
1870         if (get_all)
1871                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1872         else
1873                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1874
1875         /* Remove already purged messages from mime parts list */
1876         node = mime_parts;
1877         while (node != NULL) {
1878                 TnyMimePart *part = TNY_MIME_PART (node->data);
1879                 if (tny_mime_part_is_purged (part)) {
1880                         GList *deleted_node = node;
1881                         node = g_list_next (node);
1882                         g_object_unref (part);
1883                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
1884                 } else {
1885                         node = g_list_next (node);
1886                 }
1887         }
1888
1889         if (mime_parts == NULL)
1890                 return;
1891
1892         n_attachments = g_list_length (mime_parts);
1893         if (n_attachments == 1) {
1894                 const gchar *filename;
1895
1896                 if (TNY_IS_MSG (mime_parts->data)) {
1897                         TnyHeader *header;
1898                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
1899                         filename = tny_header_get_subject (header);
1900                         g_object_unref (header);
1901                         if (filename == NULL)
1902                                 filename = _("mail_va_no_subject");
1903                 } else {
1904                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
1905                 }
1906                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
1907         } else {
1908                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
1909                                                                  "mcen_nc_purge_files_text",
1910                                                                  n_attachments), n_attachments);
1911         }
1912         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1913                                                             confirmation_message);
1914         g_free (confirmation_message);
1915
1916         if (response != GTK_RESPONSE_OK)
1917                 return;
1918
1919 /*      folder = tny_msg_get_folder (msg); */
1920 /*      tny_msg_uncache_attachments (msg); */
1921 /*      tny_folder_refresh (folder, NULL); */
1922 /*      g_object_unref (folder); */
1923
1924         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
1925
1926         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1927                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
1928 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
1929         }
1930
1931         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1932         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
1933         tny_msg_rewrite_cache (msg);
1934         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1935
1936         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1937         g_list_free (mime_parts);
1938
1939
1940 }
1941
1942
1943 static void
1944 update_window_title (ModestMsgViewWindow *window)
1945 {
1946         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1947         TnyMsg *msg = NULL;
1948         TnyHeader *header = NULL;
1949         const gchar *subject = NULL;
1950
1951         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1952         if (msg != NULL) {
1953                 header = tny_msg_get_header (msg);
1954                 subject = tny_header_get_subject (header);
1955                 g_object_unref (msg);
1956         }
1957
1958         if ((subject == NULL)||(subject[0] == '\0'))
1959                 subject = _("mail_va_no_subject");
1960
1961         gtk_window_set_title (GTK_WINDOW (window), subject);
1962 }