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-header.h>
  34 #include <tny-vfs-stream.h>
  35 #include "modest-platform.h"
  36 #include <modest-maemo-utils.h>
  37 #include <modest-tny-msg.h>
  38 #include <modest-msg-view-window.h>
  39 #include <modest-attachments-view.h>
  40 #include <modest-main-window-ui.h>
  41 #include <modest-widget-memory.h>
  42 #include <modest-runtime.h>
  43 #include <modest-window-priv.h>
  44 #include <modest-tny-folder.h>
  45 #include <modest-text-utils.h>
  46 #include <modest-account-mgr-helpers.h>
  47 #include "modest-progress-bar-widget.h"
  48 #include "modest-defs.h"
  49 #include "modest-hildon-includes.h"
  50 #include <gtkhtml/gtkhtml-search.h>
  51 #include <gdk/gdkkeysyms.h>
  52
  53 #define DEFAULT_FOLDER "MyDocs/.documents"
  54
  55 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
  56 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
  57 static void  modest_msg_view_window_finalize     (GObject *obj);
  58 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
  59                                                          gpointer data);
  60 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
  61                                                         ModestMsgViewWindow *obj);
  62 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
  63                                                         ModestMsgViewWindow *obj);
  64
  65 static void  modest_msg_view_window_set_zoom (ModestWindow *window,
  66                                               gdouble zoom);
  67 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
  68 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
  69 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
  70 static gboolean modest_msg_view_window_key_release_event (GtkWidget *window,
  71                                                           GdkEventKey *event,
  72                                                           gpointer userdata);
  73 static gboolean modest_msg_view_window_window_state_event (GtkWidget *widget,
  74                                                            GdkEventWindowState *event,
  75                                                            gpointer userdata);
  76 static void modest_msg_view_window_scroll_up (ModestWindow *window);
  77 static void modest_msg_view_window_scroll_down (ModestWindow *window);
  78 static gboolean modest_msg_view_window_is_last_message (ModestMsgViewWindow *window);
  79 static gboolean modest_msg_view_window_is_first_message (ModestMsgViewWindow *window);
  80 static TnyFolderType modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window);
  81 static void modest_msg_view_window_update_dimmed (ModestMsgViewWindow *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 (const GObject *obj, const TnyMsg *msg, gpointer user_data);
 100
 101 static void set_toolbar_mode (ModestMsgViewWindow *self,
 102                               ModestToolBarModes mode);
 103
 104
 105 /* list my signals */
 106 enum {
 107         /* MY_SIGNAL_1, */
 108         /* MY_SIGNAL_2, */
 109         LAST_SIGNAL
 110 };
 111
 112 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 113         { "FindInMessage",    GTK_STOCK_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 114 };
 115
 116 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
 117         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
 118         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
 119         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
 120         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
 121         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
 122         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
 123 };
 124
 125 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
 126 struct _ModestMsgViewWindowPrivate {
 127
 128         GtkWidget   *msg_view;
 129         GtkWidget   *main_scroll;
 130         GtkWidget   *find_toolbar;
 131         gchar       *last_search;
 132
 133         /* Progress observers */
 134         GtkWidget        *progress_bar;
 135         GSList           *progress_widgets;
 136
 137         /* Tollbar items */
 138         GtkWidget   *progress_toolitem;
 139         GtkWidget   *cancel_toolitem;
 140         GtkWidget   *prev_toolitem;
 141         GtkWidget   *next_toolitem;
 142
 143         /* Optimized view enabled */
 144         gboolean optimized_view;
 145
 146         GtkTreeModel *header_model;
 147         GtkTreeIter   iter;
 148
 149         guint clipboard_change_handler;
 150         guint queue_change_handler;
 151 };
 152
 153 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 154                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 155                                                     ModestMsgViewWindowPrivate))
 156 /* globals */
 157 static GtkWindowClass *parent_class = NULL;
 158
 159 /* uncomment the following if you have defined any signals */
 160 /* static guint signals[LAST_SIGNAL] = {0}; */
 161
 162 GType
 163 modest_msg_view_window_get_type (void)
 164 {
 165         static GType my_type = 0;
 166         if (!my_type) {
 167                 static const GTypeInfo my_info = {
 168                         sizeof(ModestMsgViewWindowClass),
 169                         NULL,           /* base init */
 170                         NULL,           /* base finalize */
 171                         (GClassInitFunc) modest_msg_view_window_class_init,
 172                         NULL,           /* class finalize */
 173                         NULL,           /* class data */
 174                         sizeof(ModestMsgViewWindow),
 175                         1,              /* n_preallocs */
 176                         (GInstanceInitFunc) modest_msg_view_window_init,
 177                         NULL
 178                 };
 179                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 180                                                   "ModestMsgViewWindow",
 181                                                   &my_info, 0);
 182         }
 183         return my_type;
 184 }
 185
 186 static void
 187 save_state (ModestWindow *self)
 188 {
 189         modest_widget_memory_save (modest_runtime_get_conf (),
 190                                    G_OBJECT(self),
 191                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 192 }
 193
 194
 195 static void
 196 restore_settings (ModestMsgViewWindow *self)
 197 {
 198         modest_widget_memory_restore (modest_runtime_get_conf (),
 199                                       G_OBJECT(self),
 200                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 201 }
 202
 203 static void
 204 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 205 {
 206         GObjectClass *gobject_class;
 207         ModestWindowClass *modest_window_class;
 208         gobject_class = (GObjectClass*) klass;
 209         modest_window_class = (ModestWindowClass *) klass;
 210
 211         parent_class            = g_type_class_peek_parent (klass);
 212         gobject_class->finalize = modest_msg_view_window_finalize;
 213
 214         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 215         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 216         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 217         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 218         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 219
 220         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 221
 222         modest_window_class->save_state_func = save_state;
 223 }
 224
 225 static void
 226 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 227 {
 228         ModestMsgViewWindowPrivate *priv;
 229         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 230
 231         priv->msg_view      = NULL;
 232         priv->header_model  = NULL;
 233         priv->clipboard_change_handler = 0;
 234
 235         priv->optimized_view  = FALSE;
 236
 237 }
 238
 239
 240 static void
 241 set_toolbar_mode (ModestMsgViewWindow *self,
 242                   ModestToolBarModes mode)
 243 {
 244         ModestWindowPrivate *parent_priv;
 245         ModestMsgViewWindowPrivate *priv;
 246         GtkAction *widget = NULL;
 247
 248         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 249
 250         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 251         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 252
 253         switch (mode) {
 254         case TOOLBAR_MODE_NORMAL:
 255                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNew");
 256                 gtk_action_set_sensitive (widget, TRUE);
 257                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
 258                 gtk_action_set_sensitive (widget, TRUE);
 259                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
 260                 gtk_action_set_sensitive (widget, TRUE);
 261                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo");
 262                 gtk_action_set_sensitive (widget, TRUE);
 263                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 264                 gtk_action_set_sensitive (widget, TRUE);
 265
 266                 if (priv->prev_toolitem)
 267                         gtk_widget_show (priv->prev_toolitem);
 268
 269                 if (priv->next_toolitem)
 270                         gtk_widget_show (priv->next_toolitem);
 271
 272                 if (priv->progress_toolitem)
 273                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 274                 if (priv->progress_bar)
 275                         gtk_widget_hide (priv->progress_bar);
 276
 277                 if (priv->cancel_toolitem)
 278                         gtk_widget_hide (priv->cancel_toolitem);
 279
 280                 /* Hide toolbar if optimized view is enabled */
 281                 if (priv->optimized_view) {
 282                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 283                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 284                 }
 285
 286                 break;
 287         case TOOLBAR_MODE_TRANSFER:
 288                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNew");
 289                 gtk_action_set_sensitive (widget, FALSE);
 290                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
 291                 gtk_action_set_sensitive (widget, FALSE);
 292                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage");
 293                 gtk_action_set_sensitive (widget, FALSE);
 294                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo");
 295                 gtk_action_set_sensitive (widget, FALSE);
 296                 widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 297                 gtk_action_set_sensitive (widget, FALSE);
 298
 299                 if (priv->prev_toolitem)
 300                         gtk_widget_hide (priv->prev_toolitem);
 301
 302                 if (priv->next_toolitem)
 303                         gtk_widget_hide (priv->next_toolitem);
 304
 305                 if (priv->progress_toolitem)
 306                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 307                 if (priv->progress_bar)
 308                         gtk_widget_show (priv->progress_bar);
 309
 310                 if (priv->cancel_toolitem)
 311                         gtk_widget_show (priv->cancel_toolitem);
 312
 313                 /* Show toolbar if it's hiden (optimized view ) */
 314                 if (priv->optimized_view) {
 315                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 316                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 317                 }
 318
 319                 break;
 320         default:
 321                 g_return_if_reached ();
 322         }
 323
 324 }
 325
 326
 327 static GtkWidget *
 328 menubar_to_menu (GtkUIManager *ui_manager)
 329 {
 330         GtkWidget *main_menu;
 331         GtkWidget *menubar;
 332         GList *iter;
 333
 334         /* Create new main menu */
 335         main_menu = gtk_menu_new();
 336
 337         /* Get the menubar from the UI manager */
 338         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 339
 340         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
 341         while (iter) {
 342                 GtkWidget *menu;
 343
 344                 menu = GTK_WIDGET (iter->data);
 345                 gtk_widget_reparent(menu, main_menu);
 346
 347                 iter = g_list_next (iter);
 348         }
 349         return main_menu;
 350 }
 351
 352 static void
 353 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
 354 {
 355         GtkWidget *main_vbox;
 356         ModestMsgViewWindowPrivate *priv;
 357         ModestWindowPrivate *parent_priv;
 358
 359         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 360         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 361
 362         priv->msg_view = modest_msg_view_new (msg);
 363         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 364         main_vbox = gtk_vbox_new  (FALSE, 6);
 365
 366         /* Menubar */
 367         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
 368         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
 369         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 370
 371         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 372         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 373         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 374
 375         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 376         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 377         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 378
 379         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 380         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 381         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 382         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 383
 384         /* TODO: I dont knonw why, but when get_msg_async is used, */
 385         /* this code makes application doest not work (jfernandez) */
 386 /*      if (FALSE) { */
 387                 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);
 388 /*              modest_msg_view_window_clipboard_owner_change (gtk_clipboard_get (GDK_SELECTION_PRIMARY), NULL, obj); */
 389 /*      } */
 390         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 391         gtk_box_pack_end (GTK_BOX (main_vbox), priv->find_toolbar, FALSE, FALSE, 0);
 392 }
 393
 394
 395 static void
 396 modest_msg_view_window_finalize (GObject *obj)
 397 {
 398         ModestMsgViewWindowPrivate *priv;
 399
 400         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 401         if (priv->header_model != NULL) {
 402                 g_object_unref (priv->header_model);
 403                 priv->header_model = NULL;
 404         }
 405         if (priv->clipboard_change_handler > 0) {
 406                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
 407                 priv->clipboard_change_handler = 0;
 408         }
 409
 410         /* disconnet operations queue observer */
 411         if (priv->queue_change_handler > 0) {
 412                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
 413                 priv->queue_change_handler = 0;
 414         }
 415
 416         G_OBJECT_CLASS(parent_class)->finalize (obj);
 417 }
 418
 419
 420
 421 static gboolean
 422 on_delete_event (GtkWidget *widget, GdkEvent *event, ModestMsgViewWindow *self)
 423 {
 424         modest_window_save_state (MODEST_WINDOW (self));
 425         return FALSE;
 426 }
 427
 428 ModestWindow *
 429 modest_msg_view_window_new_with_header_model (TnyMsg *msg, const gchar *account_name,
 430                                               GtkTreeModel *model, GtkTreeIter iter)
 431 {
 432         ModestMsgViewWindow *window = NULL;
 433         ModestMsgViewWindowPrivate *priv = NULL;
 434
 435         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, account_name));
 436         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 437
 438         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 439
 440         g_object_ref (model);
 441         priv->header_model = model;
 442         priv->iter = iter;
 443
 444         modest_msg_view_window_update_priority (window);
 445
 446         modest_msg_view_window_update_dimmed (window);
 447
 448         return MODEST_WINDOW(window);
 449 }
 450
 451
 452 ModestWindow *
 453 modest_msg_view_window_new (TnyMsg *msg, const gchar *account_name)
 454 {
 455         GObject *obj;
 456         ModestMsgViewWindowPrivate *priv;
 457         ModestWindowPrivate *parent_priv;
 458         GtkActionGroup *action_group;
 459         GError *error = NULL;
 460         GdkPixbuf *window_icon = NULL;
 461
 462         g_return_val_if_fail (msg, NULL);
 463
 464         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 465         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 466         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 467
 468         parent_priv->ui_manager = gtk_ui_manager_new();
 469         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 470         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 471
 472         /* Add common actions */
 473         gtk_action_group_add_actions (action_group,
 474                                       modest_action_entries,
 475                                       G_N_ELEMENTS (modest_action_entries),
 476                                       obj);
 477         gtk_action_group_add_toggle_actions (action_group,
 478                                              modest_toggle_action_entries,
 479                                              G_N_ELEMENTS (modest_toggle_action_entries),
 480                                              obj);
 481         gtk_action_group_add_toggle_actions (action_group,
 482                                              msg_view_toggle_action_entries,
 483                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 484                                              obj);
 485         gtk_action_group_add_radio_actions (action_group,
 486                                             msg_view_zoom_action_entries,
 487                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 488                                             100,
 489                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 490                                             obj);
 491
 492         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 493         g_object_unref (action_group);
 494
 495         /* Load the UI definition */
 496         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 497                                          &error);
 498         if (error) {
 499                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 500                 g_error_free (error);
 501                 error = NULL;
 502         }
 503         /* ****** */
 504
 505         /* Add accelerators */
 506         gtk_window_add_accel_group (GTK_WINDOW (obj),
 507                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 508
 509         /* Init window */
 510         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
 511         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 512
 513         g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj);
 514
 515         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
 516                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 517         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 518                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 519         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 520                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 521         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 522                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 523         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 524                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 525
 526         g_signal_connect (G_OBJECT (obj), "key-release-event",
 527                           G_CALLBACK (modest_msg_view_window_key_release_event),
 528                           NULL);
 529
 530         g_signal_connect (G_OBJECT (obj), "window-state-event",
 531                           G_CALLBACK (modest_msg_view_window_window_state_event),
 532                           NULL);
 533
 534         /* Mail Operation Queue */
 535         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 536                                                        "queue-changed",
 537                                                        G_CALLBACK (on_queue_changed),
 538                                                        obj);
 539
 540         modest_window_set_active_account (MODEST_WINDOW(obj), account_name);
 541
 542         priv->last_search = NULL;
 543
 544         modest_msg_view_window_update_dimmed (MODEST_MSG_VIEW_WINDOW (obj));
 545
 546         /* Set window icon */
 547         window_icon = modest_platform_get_icon (MODEST_APP_MSG_VIEW_ICON);
 548         gtk_window_set_icon (GTK_WINDOW (obj), window_icon);
 549
 550         gtk_widget_grab_focus (priv->msg_view);
 551
 552         return MODEST_WINDOW(obj);
 553 }
 554
 555
 556
 557 TnyMsg*
 558 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 559 {
 560         ModestMsgView *msg_view;
 561         ModestMsgViewWindowPrivate *priv;
 562
 563         g_return_val_if_fail (self, NULL);
 564
 565         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 566
 567         msg_view = MODEST_MSG_VIEW (priv->msg_view);
 568
 569         return modest_msg_view_get_message (msg_view);
 570 }
 571
 572 const gchar*
 573 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
 574 {
 575         TnyMsg *msg;
 576         TnyHeader *header;
 577         const gchar *retval = NULL;
 578
 579         msg = modest_msg_view_window_get_message (self);
 580
 581         if (!msg)
 582                 return NULL;
 583
 584         header = tny_msg_get_header (msg);
 585         if (header) {
 586                 retval = tny_header_get_uid (header);
 587                 g_object_unref (header);
 588         }
 589         return retval;
 590 }
 591
 592 static void
 593 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
 594                                             gpointer data)
 595 {
 596         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
 597         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 598
 599         if (gtk_toggle_action_get_active (toggle)) {
 600                 gtk_widget_show (priv->find_toolbar);
 601         } else {
 602                 gtk_widget_hide (priv->find_toolbar);
 603         }
 604
 605
 606 }
 607
 608 static void
 609 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 610                                            ModestMsgViewWindow *obj)
 611 {
 612         GtkToggleAction *toggle;
 613         ModestWindowPrivate *parent_priv;
 614         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
 615
 616         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
 617         gtk_toggle_action_set_active (toggle, FALSE);
 618 }
 619
 620 static void
 621 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 622                                            ModestMsgViewWindow *obj)
 623 {
 624         gchar *current_search;
 625         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 626
 627         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 628
 629         if ((current_search == NULL) && (strcmp (current_search, "") == 0)) {
 630                 g_free (current_search);
 631                 return;
 632         }
 633
 634         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 635                 gboolean result;
 636                 g_free (priv->last_search);
 637                 priv->last_search = g_strdup (current_search);
 638                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 639                                                  priv->last_search);
 640         } else {
 641                 modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view));
 642         }
 643
 644         g_free (current_search);
 645
 646 }
 647
 648 static void
 649 modest_msg_view_window_set_zoom (ModestWindow *window,
 650                                  gdouble zoom)
 651 {
 652         ModestMsgViewWindowPrivate *priv;
 653
 654         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 655
 656         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 657         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 658 }
 659
 660 static gdouble
 661 modest_msg_view_window_get_zoom (ModestWindow *window)
 662 {
 663         ModestMsgViewWindowPrivate *priv;
 664
 665         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 666
 667         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 668         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 669 }
 670
 671 static gboolean
 672 modest_msg_view_window_zoom_plus (ModestWindow *window)
 673 {
 674         ModestWindowPrivate *parent_priv;
 675         GtkRadioAction *zoom_radio_action;
 676         GSList *group, *node;
 677
 678         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 679         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 680                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 681
 682         group = gtk_radio_action_get_group (zoom_radio_action);
 683
 684         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 685                 hildon_banner_show_information (NULL, NULL, _("mcen_ib_max_zoom_level"));
 686                 return FALSE;
 687         }
 688
 689         for (node = group; node != NULL; node = g_slist_next (node)) {
 690                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 691                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 692                         return TRUE;
 693                 }
 694         }
 695         return FALSE;
 696 }
 697
 698 static gboolean
 699 modest_msg_view_window_zoom_minus (ModestWindow *window)
 700 {
 701         ModestWindowPrivate *parent_priv;
 702         GtkRadioAction *zoom_radio_action;
 703         GSList *group, *node;
 704
 705         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 706         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 707                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 708
 709         group = gtk_radio_action_get_group (zoom_radio_action);
 710
 711         for (node = group; node != NULL; node = g_slist_next (node)) {
 712                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 713                         if (node->next != NULL) {
 714                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 715                                 return TRUE;
 716                         } else {
 717                                 hildon_banner_show_information (NULL, NULL, _("mcen_ib_min_zoom_level"));
 718                                 return FALSE;
 719                         }
 720                         break;
 721                 }
 722         }
 723         return FALSE;
 724 }
 725
 726 static gboolean
 727 modest_msg_view_window_key_release_event (GtkWidget *window,
 728                                           GdkEventKey *event,
 729                                           gpointer userdata)
 730 {
 731         if (event->type == GDK_KEY_RELEASE) {
 732                 switch (event->keyval) {
 733                 case GDK_Up:
 734                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 735                         return TRUE;
 736                         break;
 737                 case GDK_Down:
 738                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 739                         return TRUE;
 740                         break;
 741                 default:
 742                         return FALSE;
 743                         break;
 744                 };
 745         } else {
 746                 return FALSE;
 747         }
 748 }
 749
 750 static void
 751 modest_msg_view_window_scroll_up (ModestWindow *window)
 752 {
 753         ModestMsgViewWindowPrivate *priv;
 754
 755         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 756         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE);
 757 }
 758
 759 static void
 760 modest_msg_view_window_scroll_down (ModestWindow *window)
 761 {
 762         ModestMsgViewWindowPrivate *priv;
 763
 764         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 765         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE);
 766 }
 767
 768 static gboolean
 769 modest_msg_view_window_is_last_message (ModestMsgViewWindow *window)
 770 {
 771         GtkTreePath *path;
 772         ModestMsgViewWindowPrivate *priv;
 773         GtkTreeIter tmp_iter;
 774         gboolean has_next = FALSE;
 775
 776         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 777         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 778
 779         if (priv->header_model) {
 780                 path = gtk_tree_model_get_path (priv->header_model, &priv->iter);
 781                 if (!path)
 782                         return TRUE;
 783                 while (!has_next) {
 784                         TnyHeader *header;
 785                         gtk_tree_path_next (path);
 786                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 787                                 break;
 788                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 789                                             &header, -1);
 790                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
 791                                 has_next = TRUE;
 792                                 break;
 793                         }
 794
 795                 }
 796                 gtk_tree_path_free (path);
 797                 return !has_next;
 798         } else {
 799                 return TRUE;
 800         }
 801
 802 }
 803
 804 static gboolean
 805 modest_msg_view_window_is_first_message (ModestMsgViewWindow *window)
 806 {
 807         GtkTreePath *path;
 808         ModestMsgViewWindowPrivate *priv;
 809         gboolean result;
 810         GtkTreeIter tmp_iter;
 811
 812         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 813         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 814
 815         if (priv->header_model) {
 816                 gchar * path_string;
 817                 path = gtk_tree_model_get_path (priv->header_model, &priv->iter);
 818                 if (!path)
 819                         return TRUE;
 820
 821                 path_string = gtk_tree_path_to_string (path);
 822                 result = (strcmp (path_string, "0")==0);
 823                 if (result) {
 824                         g_free (path_string);
 825                         gtk_tree_path_free (path);
 826                         return result;
 827                 }
 828
 829                 while (result) {
 830                         TnyHeader *header;
 831
 832                         gtk_tree_path_prev (path);
 833
 834                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 835                                 break;
 836                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 837                                             &header, -1);
 838                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
 839                                 result = FALSE;
 840                                 break;
 841                         }
 842
 843                         path_string = gtk_tree_path_to_string (path);
 844                         if (strcmp(path_string, "0")==0) {
 845                                 g_free (path_string);
 846                                 break;
 847                         }
 848                         g_free (path_string);
 849                 }
 850                 gtk_tree_path_free (path);
 851                 return result;
 852         } else {
 853                 return TRUE;
 854         }
 855
 856 }
 857
 858 gboolean
 859 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
 860 {
 861         ModestMailOperation *mail_op = NULL;
 862         ModestMsgViewWindowPrivate *priv;
 863         GtkTreeIter tmp_iter;
 864
 865         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
 866         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 867
 868         if (priv->header_model) {
 869                 tmp_iter = priv->iter;
 870                 while (gtk_tree_model_iter_next (priv->header_model, &tmp_iter)) {
 871                         TnyHeader *header;
 872                         guint op_status;
 873
 874                         priv->iter = tmp_iter;
 875                         gtk_tree_model_get (priv->header_model, &(priv->iter), TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 876                                             &header, -1);
 877                         if (!header)
 878                                 break;
 879                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)
 880                                 continue;
 881
 882                         /* New mail operation */
 883                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_ID_RECEIVE, G_OBJECT(window));
 884                         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
 885                         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
 886                         op_status = modest_mail_operation_get_status (mail_op);
 887
 888                         g_object_unref (mail_op);
 889
 890                         if (op_status == MODEST_MAIL_OPERATION_STATUS_FAILED)
 891                                 return FALSE;
 892                         else
 893                                 return TRUE;
 894                 }
 895
 896                 return FALSE;
 897         } else {
 898                 return FALSE;
 899         }
 900 }
 901
 902 gboolean
 903 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
 904 {
 905         ModestMsgViewWindowPrivate *priv = NULL;
 906         ModestMailOperation *mail_op = NULL;
 907
 908         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
 909         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 910
 911         if (priv->header_model) {
 912                 GtkTreePath *path;
 913
 914                 path = gtk_tree_model_get_path (priv->header_model, &(priv->iter));
 915                 while (gtk_tree_path_prev (path)) {
 916                         TnyHeader *header;
 917                         guint op_status;
 918
 919                         gtk_tree_model_get_iter (priv->header_model, &(priv->iter), path);
 920                         gtk_tree_model_get (priv->header_model, &(priv->iter), TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 921                                             &header, -1);
 922                         if (!header)
 923                                 break;
 924                         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED)
 925                                 continue;
 926
 927                         /* New mail operation */
 928                         mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_ID_RECEIVE, G_OBJECT(window));
 929                         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
 930                         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, NULL);
 931
 932                         gtk_tree_path_free (path);
 933
 934                         op_status = modest_mail_operation_get_status (mail_op);
 935                         if (op_status == MODEST_MAIL_OPERATION_STATUS_FAILED)
 936                                 return FALSE;
 937                         else
 938                                 return TRUE;
 939                 }
 940         } else {
 941                 return FALSE;
 942         }
 943
 944         return FALSE;
 945 }
 946
 947 static void
 948 view_msg_cb(const GObject *obj, const TnyMsg *msg, gpointer user_data)
 949 {
 950         ModestMsgViewWindow *self = NULL;
 951         ModestMsgViewWindowPrivate *priv = NULL;
 952         TnyMsg *new_msg = NULL;
 953
 954         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (obj));
 955         g_return_if_fail (TNY_IS_MSG (msg));
 956         self = MODEST_MSG_VIEW_WINDOW (obj);
 957         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 958
 959         /* Set new message */
 960         new_msg = g_object_ref (G_OBJECT(msg));
 961         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), new_msg);
 962         modest_msg_view_window_update_dimmed (self);
 963         modest_msg_view_window_update_priority (self);
 964         gtk_widget_grab_focus (priv->msg_view);
 965 }
 966
 967 static TnyFolderType
 968 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
 969 {
 970         ModestMsgViewWindowPrivate *priv;
 971         TnyMsg *msg;
 972         TnyFolderType folder_type;
 973
 974         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 975
 976         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
 977
 978         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
 979         if (msg) {
 980                 TnyFolder *folder;
 981
 982                 folder = tny_msg_get_folder (msg);
 983
 984                 if (folder) {
 985                         folder_type = tny_folder_get_folder_type (folder);
 986
 987                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
 988                                 const gchar *fname = tny_folder_get_name (folder);
 989                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
 990                         }
 991
 992                         g_object_unref (folder);
 993                 }
 994         }
 995
 996         return folder_type;
 997 }
 998
 999 static void
1000 modest_msg_view_window_update_dimmed (ModestMsgViewWindow *window)
1001 {
1002         ModestWindowPrivate *parent_priv;
1003         ModestMsgViewWindowPrivate *priv;
1004         GtkAction *widget;
1005         gboolean is_first, is_last;
1006         TnyFolderType folder_type;
1007         gboolean is_not_sent;
1008         GList *attachments, *node;
1009         gint n_selected;
1010         gboolean selected_messages = FALSE;
1011         gboolean nested_attachments = FALSE;
1012
1013         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1014         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1015
1016         is_first = modest_msg_view_window_is_first_message (window);
1017         is_last = modest_msg_view_window_is_last_message (window);
1018
1019         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1020         gtk_action_set_sensitive (widget, !is_first);
1021         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewPreviousMessageMenu");
1022         gtk_action_set_sensitive (widget, !is_first);
1023
1024         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1025         gtk_action_set_sensitive (widget, !is_last);
1026         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewNextMessageMenu");
1027         gtk_action_set_sensitive (widget, !is_last);
1028
1029         folder_type = modest_msg_view_window_get_folder_type (MODEST_MSG_VIEW_WINDOW (window));
1030         is_not_sent = ((folder_type == TNY_FOLDER_TYPE_DRAFTS)||(folder_type == TNY_FOLDER_TYPE_OUTBOX));
1031         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply");
1032         gtk_action_set_sensitive (widget, !is_not_sent);
1033         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/MessageMenu/MessageReplyMenu");
1034         gtk_action_set_sensitive (widget, !is_not_sent);
1035         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/MessageMenu/MessageReplyAllMenu");
1036         gtk_action_set_sensitive (widget, !is_not_sent);
1037         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/MessageMenu/MessageForwardMenu");
1038         gtk_action_set_sensitive (widget, !is_not_sent);
1039
1040         /* Attachment actions dimming */
1041         attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1042         n_selected = g_list_length (attachments);
1043         for (node = attachments; node != NULL; node = g_list_next (node)) {
1044                 TnyMimePart *mime_part = TNY_MIME_PART (node->data);
1045                 TnyList *nested_list = tny_simple_list_new ();
1046                 if (!tny_mime_part_is_attachment (mime_part)) {
1047                         selected_messages = TRUE;
1048                         break;
1049                 }
1050                 tny_mime_part_get_parts (mime_part, nested_list);
1051                 if (tny_list_get_length (nested_list) > 0)
1052                         nested_attachments = TRUE;
1053                 g_object_unref (nested_list);
1054         }
1055         g_list_free (attachments);
1056
1057         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/AttachmentsMenu/ViewAttachmentMenu");
1058         gtk_action_set_sensitive (widget, n_selected == 1);
1059         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/AttachmentsMenu/SaveAttachmentMenu");
1060         gtk_action_set_sensitive (widget, (n_selected > 0) && (!selected_messages) &&  (!nested_attachments));
1061
1062         /* Dimming depending of message being an attachment or not. It's not an attachment if
1063          * we opened it outside a folder view */
1064         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/MessageMenu/MessageDeleteMenu");
1065         gtk_action_set_sensitive (widget, priv->header_model != NULL);
1066         widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditMoveToMenu");
1067         gtk_action_set_sensitive (widget, priv->header_model != NULL);
1068
1069 }
1070
1071 static void
1072 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1073 {
1074         ModestMsgViewWindowPrivate *priv;
1075         TnyHeaderFlags flags = 0;
1076
1077         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1078
1079         if (priv->header_model) {
1080                 TnyHeader *header;
1081
1082                 gtk_tree_model_get (priv->header_model, &(priv->iter), TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1083                                     &header, -1);
1084                 flags = tny_header_get_flags (header);
1085         }
1086
1087         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1088
1089 }
1090
1091 static gboolean
1092 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1093 {
1094         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1095                 ModestWindowPrivate *parent_priv;
1096                 ModestWindowMgr *mgr;
1097                 gboolean is_fullscreen;
1098                 GtkAction *fs_toggle_action;
1099                 gboolean active;
1100
1101                 mgr = modest_runtime_get_window_mgr ();
1102                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1103
1104                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1105
1106                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1107                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1108                 if (is_fullscreen != active) {
1109                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1110                 }
1111         }
1112
1113         return FALSE;
1114
1115 }
1116
1117 void
1118 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1119 {
1120                 ModestWindowPrivate *parent_priv;
1121                 GtkAction *fs_toggle_action;
1122                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1123
1124                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1125                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1126                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1127 }
1128
1129 static void
1130 set_homogeneous (GtkWidget *widget,
1131                  gpointer data)
1132 {
1133         if (GTK_IS_TOOL_ITEM (widget)) {
1134                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1135                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1136         }
1137 }
1138
1139 static void
1140 modest_msg_view_window_show_toolbar (ModestWindow *self,
1141                                      gboolean show_toolbar)
1142 {
1143         ModestMsgViewWindowPrivate *priv = NULL;
1144         ModestWindowPrivate *parent_priv;
1145         GtkWidget *reply_button = NULL, *menu = NULL;
1146         GtkWidget *placeholder = NULL;
1147         gint insert_index;
1148
1149         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1150         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1151
1152         /* Set optimized view status */
1153         priv->optimized_view = !show_toolbar;
1154
1155         if (!parent_priv->toolbar) {
1156                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1157                                                                   "/ToolBar");
1158
1159                 /* Set homogeneous toolbar */
1160                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1161                                        set_homogeneous, NULL);
1162
1163                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1164                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1165                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1166                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1167                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
1168                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
1169                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1170                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1171
1172                 /* Add ProgressBar (Transfer toolbar) */
1173                 priv->progress_bar = modest_progress_bar_widget_new ();
1174                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1175                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1176                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1177                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1178                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1179
1180                 /* Connect cancel 'clicked' signal to abort progress mode */
1181                 g_signal_connect(priv->cancel_toolitem, "clicked",
1182                                  G_CALLBACK(cancel_progressbar),
1183                                  self);
1184
1185                 /* Add it to the observers list */
1186                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1187
1188                 /* Add to window */
1189                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1190                                            GTK_TOOLBAR (parent_priv->toolbar));
1191
1192
1193                 /* Set reply button tap and hold menu */
1194                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1195                                                           "/ToolBar/ToolbarMessageReply");
1196                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1197                                                   "/ToolbarReplyCSM");
1198                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1199         }
1200
1201         if (show_toolbar) {
1202                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1203                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1204                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1205
1206                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1207                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1208         } else {
1209                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1210                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1211         }
1212 }
1213
1214 static void
1215 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1216                                                GdkEvent *event,
1217                                                ModestMsgViewWindow *window)
1218 {
1219         ModestWindowPrivate *parent_priv;
1220         GtkAction *action;
1221         gboolean is_address;
1222         gchar *selection;
1223         GtkWidget *focused;
1224
1225         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1226         selection = gtk_clipboard_wait_for_text (clipboard);
1227
1228         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection)));
1229         g_free (selection);
1230
1231         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu");
1232         gtk_action_set_sensitive (action, is_address);
1233
1234         focused = gtk_window_get_focus (GTK_WINDOW (window));
1235
1236         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu");
1237         gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused)));
1238
1239         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu");
1240         gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused)));
1241
1242         modest_msg_view_window_update_dimmed (window);
1243
1244 }
1245
1246 static void
1247 cancel_progressbar (GtkToolButton *toolbutton,
1248                     ModestMsgViewWindow *self)
1249 {
1250         GSList *tmp;
1251         ModestMsgViewWindowPrivate *priv;
1252
1253         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1254
1255         /* Get operation observers and cancel its current operation */
1256         tmp = priv->progress_widgets;
1257         while (tmp) {
1258                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1259                 tmp=g_slist_next(tmp);
1260         }
1261 }
1262 static gboolean
1263 observers_empty (ModestMsgViewWindow *self)
1264 {
1265         GSList *tmp = NULL;
1266         ModestMsgViewWindowPrivate *priv;
1267         gboolean is_empty = TRUE;
1268         guint pending_ops = 0;
1269
1270         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1271         tmp = priv->progress_widgets;
1272
1273         /* Check all observers */
1274         while (tmp && is_empty)  {
1275                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1276                 is_empty = pending_ops == 0;
1277
1278                 tmp = g_slist_next(tmp);
1279         }
1280
1281         return is_empty;
1282 }
1283
1284
1285 static void
1286 on_queue_changed (ModestMailOperationQueue *queue,
1287                   ModestMailOperation *mail_op,
1288                   ModestMailOperationQueueNotification type,
1289                   ModestMsgViewWindow *self)
1290 {
1291         GSList *tmp;
1292         ModestMsgViewWindowPrivate *priv;
1293         ModestMailOperationId op_id;
1294         ModestToolBarModes mode;
1295
1296         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1297         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1298
1299         /* If this operations was created by another window, do nothing */
1300         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1301             return;
1302
1303         /* Get toolbar mode from operation id*/
1304         op_id = modest_mail_operation_get_id (mail_op);
1305         switch (op_id) {
1306         case MODEST_MAIL_OPERATION_ID_SEND:
1307         case MODEST_MAIL_OPERATION_ID_RECEIVE:
1308                 mode = TOOLBAR_MODE_TRANSFER;
1309                 break;
1310         default:
1311                 mode = TOOLBAR_MODE_NORMAL;
1312
1313         }
1314
1315         /* Add operation observers and change toolbar if neccessary*/
1316         tmp = priv->progress_widgets;
1317         switch (type) {
1318         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1319                 if (mode == TOOLBAR_MODE_TRANSFER) {
1320                         while (tmp) {
1321                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1322                                                                       mail_op);
1323                                 tmp = g_slist_next (tmp);
1324                         }
1325
1326                         /* Enable transfer toolbar mode */
1327                         set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), mode);
1328                 }
1329                 break;
1330         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1331                 if (mode == TOOLBAR_MODE_TRANSFER) {
1332                         while (tmp) {
1333                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1334                                                                  mail_op);
1335                                 tmp = g_slist_next (tmp);
1336
1337                         }
1338
1339                         /* If no more operations are being observed, NORMAL mode is enabled again */
1340                         if (observers_empty (self))
1341                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1342                 }
1343                 break;
1344         }
1345 }
1346
1347 void
1348 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1349 {
1350         ModestMsgViewWindowPrivate *priv;
1351         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1352         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1353
1354         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1355
1356         if (mime_part == NULL) {
1357                 gboolean error = FALSE;
1358                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1359                 if (selected_attachments == NULL) {
1360                         error = TRUE;
1361                 } else if (g_list_length (selected_attachments) > 1) {
1362                         hildon_banner_show_information (NULL, NULL, _("TODO: more than one attachment is selected"));
1363                         error = TRUE;
1364                 } else {
1365                         mime_part = (TnyMimePart *) selected_attachments->data;
1366                         g_object_ref (mime_part);
1367                 }
1368                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1369                 g_list_free (selected_attachments);
1370
1371                 if (error)
1372                         return;
1373         } else {
1374                 g_object_ref (mime_part);
1375         }
1376
1377         if (!TNY_IS_MSG (mime_part)) {
1378                 gchar *filepath = NULL;
1379                 TnyFsStream *temp_stream = modest_maemo_utils_create_temp_stream (&filepath);
1380
1381                 if (temp_stream) {
1382                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1383                         modest_platform_activate_file (filepath);
1384                         g_object_unref (temp_stream);
1385                         g_free (filepath);
1386                         /* TODO: delete temporary file */
1387                 }
1388         } else {
1389                 /* message attachment */
1390                 TnyHeader *header = NULL;
1391                 ModestWindowMgr *mgr;
1392                 ModestWindow *msg_win;
1393
1394                 header = tny_msg_get_header (TNY_MSG (mime_part));
1395                 mgr = modest_runtime_get_window_mgr ();
1396                 /* TODO: this is not getting any uid */
1397                 msg_win = modest_window_mgr_find_window_by_msguid (mgr, tny_header_get_uid (header));
1398
1399                 if (!msg_win) {
1400                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1401                         if (!account)
1402                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1403                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account);
1404                         modest_window_mgr_register_window (mgr, msg_win);
1405                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1406                 }
1407
1408                 gtk_widget_show_all (GTK_WIDGET (msg_win));
1409         }
1410         g_object_unref (mime_part);
1411 }
1412
1413 static gboolean
1414 save_mime_part_to_file (const gchar *filename, TnyMimePart *mime_part)
1415 {
1416         GnomeVFSResult result;
1417         GnomeVFSHandle *handle;
1418         TnyStream *stream;
1419
1420         result = gnome_vfs_create (&handle, filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1421         if (result != GNOME_VFS_OK) {
1422                 hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1423                 return FALSE;
1424         }
1425         stream = tny_vfs_stream_new (handle);
1426         tny_mime_part_decode_to_stream (mime_part, stream);
1427         g_object_unref (G_OBJECT (stream));
1428         return TRUE;
1429 }
1430
1431 static gboolean
1432 save_mime_part_to_file_with_checks (GtkWindow *parent, const gchar *filename, TnyMimePart *mime_part)
1433 {
1434         if (modest_maemo_utils_file_exists (filename)) {
1435                 GtkWidget *confirm_overwrite_dialog;
1436                 confirm_overwrite_dialog = hildon_note_new_confirmation (GTK_WINDOW (parent),
1437                                                                          _("TODO: confirm overwrite"));
1438                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1439                         gtk_widget_destroy (confirm_overwrite_dialog);
1440                         return FALSE;
1441                 }
1442                 gtk_widget_destroy (confirm_overwrite_dialog);
1443         }
1444
1445         return save_mime_part_to_file (filename, mime_part);
1446 }
1447
1448 void
1449 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1450 {
1451         gboolean clean_list = FALSE;
1452         ModestMsgViewWindowPrivate *priv;
1453         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1454
1455         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1456
1457         if (mime_parts == NULL) {
1458                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1459                 if (mime_parts == NULL)
1460                         return;
1461                 clean_list = TRUE;
1462         }
1463
1464         if (mime_parts->next == NULL) {
1465                 /* only one attachment selected */
1466                 GtkWidget *save_dialog = NULL;
1467                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1468                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1469                         const gchar *filename;
1470                         gchar *folder;
1471                         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE);
1472                         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1473                         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1474                         g_free (folder);
1475                         filename = tny_mime_part_get_filename (mime_part);
1476                         if (filename != NULL)
1477                                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog), filename);
1478                         while (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1479                                 gchar *filename_tmp = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1480                                 gboolean save_result;
1481                                 if (!modest_maemo_utils_folder_writable (filename_tmp)) {
1482                                         g_free (filename_tmp);
1483                                         hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1484                                         continue;
1485                                 }
1486                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1487                                                                                   filename_tmp, mime_part);
1488                                 g_free (filename_tmp);
1489                                 if (save_result)
1490                                         break;
1491                                 else
1492                                         continue;
1493                         }
1494                         gtk_widget_destroy (save_dialog);
1495                 } else {
1496                         g_warning ("Tried to save a non-file attachment");
1497                 }
1498         } else {
1499                 GtkWidget *save_dialog = NULL;
1500                 gchar *folder;
1501                 save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
1502                 folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1503                 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1504                 g_free (folder);
1505                 if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1506                         gchar *foldername = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1507                         GList *node = NULL;
1508                         gboolean attachment_found = FALSE;
1509                         if (!modest_maemo_utils_folder_writable (foldername)) {
1510                                 g_free (foldername);
1511                                 hildon_banner_show_information (NULL, NULL, _("TODO: read only location"));
1512                         }
1513                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1514                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1515                                 if (tny_mime_part_is_attachment (mime_part)) {
1516                                         const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1517                                         if (att_filename != NULL) {
1518                                                 gchar *full_filename;
1519                                                 gboolean save_result;
1520                                                 full_filename = g_build_filename (foldername, att_filename, NULL);
1521                                                 attachment_found = TRUE;
1522
1523                                                 save_result = save_mime_part_to_file_with_checks (GTK_WINDOW (save_dialog),
1524                                                                                                   full_filename, mime_part);
1525                                                 g_free (full_filename);
1526                                                 if (!save_result)
1527                                                         break;
1528                                         }
1529                                 }
1530                         }
1531                         gtk_widget_destroy (save_dialog);
1532                 } else {
1533                         g_warning ("Tried to save a non-file attachment");
1534                 }
1535                 /* more than one attachment selected */
1536         }
1537         if (clean_list) {
1538                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1539                 g_list_free (mime_parts);
1540         }
1541 }
1542
1543 void
1544 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1545 {
1546 /*      g_message ("not implemented %s", __FUNCTION__); */
1547 }