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

   1 /* Copyright (c) 2006, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29 #include <glib/gi18n.h>
  30 #include <string.h>
  31 #include <tny-account-store.h>
  32 #include <tny-simple-list.h>
  33 #include <tny-msg.h>
  34 #include <tny-mime-part.h>
  35 #include <tny-vfs-stream.h>
  36 #include "modest-marshal.h"
  37 #include "modest-platform.h"
  38 #include <modest-maemo-utils.h>
  39 #include <modest-tny-msg.h>
  40 #include <modest-msg-view-window.h>
  41 #include <modest-attachments-view.h>
  42 #include <modest-main-window-ui.h>
  43 #include "modest-msg-view-window-ui-dimming.h"
  44 #include <modest-widget-memory.h>
  45 #include <modest-runtime.h>
  46 #include <modest-window-priv.h>
  47 #include <modest-tny-folder.h>
  48 #include <modest-text-utils.h>
  49 #include <modest-account-mgr-helpers.h>
  50 #include "modest-progress-bar-widget.h"
  51 #include "modest-defs.h"
  52 #include "modest-hildon-includes.h"
  53 #include <gtkhtml/gtkhtml-search.h>
  54 #include "modest-ui-dimming-manager.h"
  55 #include <gdk/gdkkeysyms.h>
  56
  57 #define DEFAULT_FOLDER "MyDocs/.documents"
  58
  59 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
  60 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
  61 static void  modest_msg_view_window_finalize     (GObject *obj);
  62 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
  63                                                          gpointer data);
  64 static void  modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
  65                                                         ModestMsgViewWindow *obj);
  66 static void  modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
  67                                                         ModestMsgViewWindow *obj);
  68
  69 static void  modest_msg_view_window_set_zoom (ModestWindow *window,
  70                                               gdouble zoom);
  71 static gdouble modest_msg_view_window_get_zoom (ModestWindow *window);
  72 static gboolean modest_msg_view_window_zoom_minus (ModestWindow *window);
  73 static gboolean modest_msg_view_window_zoom_plus (ModestWindow *window);
  74 static gboolean modest_msg_view_window_key_release_event (GtkWidget *window,
  75                                                           GdkEventKey *event,
  76                                                           gpointer userdata);
  77 static gboolean modest_msg_view_window_window_state_event (GtkWidget *widget,
  78                                                            GdkEventWindowState *event,
  79                                                            gpointer userdata);
  80 static void modest_msg_view_window_scroll_up (ModestWindow *window);
  81 static void modest_msg_view_window_scroll_down (ModestWindow *window);
  82 static void modest_msg_view_window_update_priority (ModestMsgViewWindow *window);
  83
  84 static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
  85                                                    gboolean show_toolbar);
  86
  87 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
  88                                                            GdkEvent *event,
  89                                                            ModestMsgViewWindow *window);
  90
  91 static void cancel_progressbar (GtkToolButton *toolbutton,
  92                                 ModestMsgViewWindow *self);
  93
  94 static void         on_queue_changed                     (ModestMailOperationQueue *queue,
  95                                                           ModestMailOperation *mail_op,
  96                                                           ModestMailOperationQueueNotification type,
  97                                                           ModestMsgViewWindow *self);
  98
  99 static void view_msg_cb (ModestMailOperation *mail_op, TnyHeader *header, TnyMsg *msg, gpointer user_data);
 100
 101 static void set_toolbar_mode (ModestMsgViewWindow *self,
 102                               ModestToolBarModes mode);
 103
 104 static gboolean set_toolbar_transfer_mode     (ModestMsgViewWindow *self);
 105
 106 static void update_window_title (ModestMsgViewWindow *window);
 107
 108
 109 /* list my signals */
 110 enum {
 111         MSG_CHANGED_SIGNAL,
 112         LAST_SIGNAL
 113 };
 114
 115 static const GtkToggleActionEntry msg_view_toggle_action_entries [] = {
 116         { "FindInMessage",    MODEST_TOOLBAR_ICON_FIND,    N_("qgn_toolb_gene_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 117         { "ToolsFindInMessage", NULL, N_("mcen_me_viewer_find"), NULL, NULL, G_CALLBACK (modest_msg_view_window_toggle_find_toolbar), FALSE },
 118 };
 119
 120 static const GtkRadioActionEntry msg_view_zoom_action_entries [] = {
 121         { "Zoom50", NULL, N_("mcen_me_viewer_50"), NULL, NULL, 50 },
 122         { "Zoom80", NULL, N_("mcen_me_viewer_80"), NULL, NULL, 80 },
 123         { "Zoom100", NULL, N_("mcen_me_viewer_100"), NULL, NULL, 100 },
 124         { "Zoom120", NULL, N_("mcen_me_viewer_120"), NULL, NULL, 120 },
 125         { "Zoom150", NULL, N_("mcen_me_viewer_150"), NULL, NULL, 150 },
 126         { "Zoom200", NULL, N_("mcen_me_viewer_200"), NULL, NULL, 200 }
 127 };
 128
 129 typedef struct _ModestMsgViewWindowPrivate ModestMsgViewWindowPrivate;
 130 struct _ModestMsgViewWindowPrivate {
 131
 132         GtkWidget   *msg_view;
 133         GtkWidget   *main_scroll;
 134         GtkWidget   *find_toolbar;
 135         gchar       *last_search;
 136
 137         /* Progress observers */
 138         GtkWidget        *progress_bar;
 139         GSList           *progress_widgets;
 140
 141         /* Tollbar items */
 142         GtkWidget   *progress_toolitem;
 143         GtkWidget   *cancel_toolitem;
 144         GtkWidget   *prev_toolitem;
 145         GtkWidget   *next_toolitem;
 146         ModestToolBarModes current_toolbar_mode;
 147
 148         /* Optimized view enabled */
 149         gboolean optimized_view;
 150
 151         GtkTreeModel *header_model;
 152         GtkTreeRowReference *row_reference;
 153         GtkTreeRowReference *next_row_reference;
 154
 155         guint clipboard_change_handler;
 156         guint queue_change_handler;
 157
 158         guint progress_bar_timeout;
 159
 160         gchar *msg_uid;
 161 };
 162
 163 #define MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 164                                                     MODEST_TYPE_MSG_VIEW_WINDOW, \
 165                                                     ModestMsgViewWindowPrivate))
 166 /* globals */
 167 static GtkWindowClass *parent_class = NULL;
 168
 169 /* uncomment the following if you have defined any signals */
 170 static guint signals[LAST_SIGNAL] = {0};
 171
 172 GType
 173 modest_msg_view_window_get_type (void)
 174 {
 175         static GType my_type = 0;
 176         if (!my_type) {
 177                 static const GTypeInfo my_info = {
 178                         sizeof(ModestMsgViewWindowClass),
 179                         NULL,           /* base init */
 180                         NULL,           /* base finalize */
 181                         (GClassInitFunc) modest_msg_view_window_class_init,
 182                         NULL,           /* class finalize */
 183                         NULL,           /* class data */
 184                         sizeof(ModestMsgViewWindow),
 185                         1,              /* n_preallocs */
 186                         (GInstanceInitFunc) modest_msg_view_window_init,
 187                         NULL
 188                 };
 189                 my_type = g_type_register_static (MODEST_TYPE_WINDOW,
 190                                                   "ModestMsgViewWindow",
 191                                                   &my_info, 0);
 192         }
 193         return my_type;
 194 }
 195
 196 static void
 197 save_state (ModestWindow *self)
 198 {
 199         modest_widget_memory_save (modest_runtime_get_conf (),
 200                                    G_OBJECT(self),
 201                                    MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 202 }
 203
 204
 205 static void
 206 restore_settings (ModestMsgViewWindow *self)
 207 {
 208         modest_widget_memory_restore (modest_runtime_get_conf (),
 209                                       G_OBJECT(self),
 210                                       MODEST_CONF_MSG_VIEW_WINDOW_KEY);
 211 }
 212
 213 static void
 214 modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
 215 {
 216         GObjectClass *gobject_class;
 217         ModestWindowClass *modest_window_class;
 218         gobject_class = (GObjectClass*) klass;
 219         modest_window_class = (ModestWindowClass *) klass;
 220
 221         parent_class            = g_type_class_peek_parent (klass);
 222         gobject_class->finalize = modest_msg_view_window_finalize;
 223
 224         modest_window_class->set_zoom_func = modest_msg_view_window_set_zoom;
 225         modest_window_class->get_zoom_func = modest_msg_view_window_get_zoom;
 226         modest_window_class->zoom_minus_func = modest_msg_view_window_zoom_minus;
 227         modest_window_class->zoom_plus_func = modest_msg_view_window_zoom_plus;
 228         modest_window_class->show_toolbar_func = modest_msg_view_window_show_toolbar;
 229
 230         g_type_class_add_private (gobject_class, sizeof(ModestMsgViewWindowPrivate));
 231
 232         modest_window_class->save_state_func = save_state;
 233
 234         signals[MSG_CHANGED_SIGNAL] =
 235                 g_signal_new ("msg-changed",
 236                               G_TYPE_FROM_CLASS (gobject_class),
 237                               G_SIGNAL_RUN_FIRST,
 238                               G_STRUCT_OFFSET (ModestMsgViewWindowClass, msg_changed),
 239                               NULL, NULL,
 240                               modest_marshal_VOID__POINTER_POINTER,
 241                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 242 }
 243
 244 static void
 245 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 246 {
 247         ModestMsgViewWindowPrivate *priv;
 248         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 249
 250         priv->msg_view      = NULL;
 251         priv->header_model  = NULL;
 252         priv->clipboard_change_handler = 0;
 253         priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 254
 255         priv->optimized_view  = FALSE;
 256         priv->progress_bar_timeout = 0;
 257         priv->msg_uid = NULL;
 258 }
 259
 260
 261 static gboolean
 262 set_toolbar_transfer_mode (ModestMsgViewWindow *self)
 263 {
 264         ModestMsgViewWindowPrivate *priv = NULL;
 265
 266         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 267
 268         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 269
 270         set_toolbar_mode (self, TOOLBAR_MODE_TRANSFER);
 271
 272         if (priv->progress_bar_timeout > 0) {
 273                 g_source_remove (priv->progress_bar_timeout);
 274                 priv->progress_bar_timeout = 0;
 275         }
 276
 277         return FALSE;
 278 }
 279
 280 static void
 281 set_toolbar_mode (ModestMsgViewWindow *self,
 282                   ModestToolBarModes mode)
 283 {
 284         ModestWindowPrivate *parent_priv;
 285         ModestMsgViewWindowPrivate *priv;
 286 /*      GtkWidget *widget = NULL; */
 287
 288         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
 289
 290         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 291         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 292
 293         /* Sets current toolbar mode */
 294         priv->current_toolbar_mode = mode;
 295
 296         /* Update toolbar dimming state */
 297         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (self));
 298
 299         switch (mode) {
 300         case TOOLBAR_MODE_NORMAL:
 301 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 302 /*              gtk_action_set_sensitive (widget, TRUE); */
 303 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 304 /*              gtk_action_set_sensitive (widget, TRUE); */
 305 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 306 /*              gtk_action_set_sensitive (widget, TRUE); */
 307 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 308 /*              gtk_action_set_sensitive (widget, TRUE); */
 309
 310                 if (priv->prev_toolitem)
 311                         gtk_widget_show (priv->prev_toolitem);
 312
 313                 if (priv->next_toolitem)
 314                         gtk_widget_show (priv->next_toolitem);
 315
 316                 if (priv->progress_toolitem)
 317                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
 318                 if (priv->progress_bar)
 319                         gtk_widget_hide (priv->progress_bar);
 320
 321                 if (priv->cancel_toolitem)
 322                         gtk_widget_hide (priv->cancel_toolitem);
 323
 324                 /* Hide toolbar if optimized view is enabled */
 325                 if (priv->optimized_view) {
 326                         gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 327                         gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
 328                 }
 329
 330                 break;
 331         case TOOLBAR_MODE_TRANSFER:
 332 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageReply"); */
 333 /*              gtk_action_set_sensitive (widget, FALSE); */
 334 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarDeleteMessage"); */
 335 /*              gtk_action_set_sensitive (widget, FALSE); */
 336 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarMessageMoveTo"); */
 337 /*              gtk_action_set_sensitive (widget, FALSE); */
 338 /*              widget = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"); */
 339 /*              gtk_action_set_sensitive (widget, FALSE); */
 340
 341                 if (priv->prev_toolitem)
 342                         gtk_widget_hide (priv->prev_toolitem);
 343
 344                 if (priv->next_toolitem)
 345                         gtk_widget_hide (priv->next_toolitem);
 346
 347                 if (priv->progress_toolitem)
 348                         gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
 349                 if (priv->progress_bar)
 350                         gtk_widget_show (priv->progress_bar);
 351
 352                 if (priv->cancel_toolitem)
 353                         gtk_widget_show (priv->cancel_toolitem);
 354
 355                 /* Show toolbar if it's hiden (optimized view ) */
 356                 if (priv->optimized_view) {
 357                         gtk_widget_set_no_show_all (parent_priv->toolbar, FALSE);
 358                         gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
 359                 }
 360
 361                 break;
 362         default:
 363                 g_return_if_reached ();
 364         }
 365
 366 }
 367
 368
 369 static GtkWidget *
 370 menubar_to_menu (GtkUIManager *ui_manager)
 371 {
 372         GtkWidget *main_menu;
 373         GtkWidget *menubar;
 374         GList *iter;
 375
 376         /* Create new main menu */
 377         main_menu = gtk_menu_new();
 378
 379         /* Get the menubar from the UI manager */
 380         menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 381
 382         iter = gtk_container_get_children (GTK_CONTAINER (menubar));
 383         while (iter) {
 384                 GtkWidget *menu;
 385
 386                 menu = GTK_WIDGET (iter->data);
 387                 gtk_widget_reparent(menu, main_menu);
 388
 389                 iter = g_list_next (iter);
 390         }
 391         return main_menu;
 392 }
 393
 394 static void
 395 init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
 396 {
 397         GtkWidget *main_vbox;
 398         ModestMsgViewWindowPrivate *priv;
 399         ModestWindowPrivate *parent_priv;
 400
 401         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 402         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 403
 404         priv->msg_view = modest_msg_view_new (msg);
 405         modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
 406         main_vbox = gtk_vbox_new  (FALSE, 6);
 407
 408         /* Menubar */
 409         parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
 410         gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
 411         hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
 412
 413         priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
 414         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 415         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
 416         modest_maemo_set_thumbable_scrollbar (GTK_SCROLLED_WINDOW(priv->main_scroll), TRUE);
 417
 418         gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
 419         gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
 420         gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 421
 422         priv->find_toolbar = hildon_find_toolbar_new (NULL);
 423         hildon_window_add_toolbar (HILDON_WINDOW (obj), GTK_TOOLBAR (priv->find_toolbar));
 424         gtk_widget_set_no_show_all (priv->find_toolbar, TRUE);
 425         g_signal_connect (G_OBJECT (priv->find_toolbar), "close", G_CALLBACK (modest_msg_view_window_find_toolbar_close), obj);
 426         g_signal_connect (G_OBJECT (priv->find_toolbar), "search", G_CALLBACK (modest_msg_view_window_find_toolbar_search), obj);
 427
 428         priv->clipboard_change_handler = g_signal_connect (G_OBJECT (gtk_clipboard_get (GDK_SELECTION_PRIMARY)), "owner-change", G_CALLBACK (modest_msg_view_window_clipboard_owner_change), obj);
 429         gtk_widget_show_all (GTK_WIDGET(main_vbox));
 430
 431 }
 432
 433
 434 static void
 435 modest_msg_view_window_finalize (GObject *obj)
 436 {
 437         ModestMsgViewWindowPrivate *priv;
 438
 439         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 440         if (priv->clipboard_change_handler > 0) {
 441                 g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), priv->clipboard_change_handler);
 442                 priv->clipboard_change_handler = 0;
 443         }
 444         if (priv->queue_change_handler > 0) {
 445                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()), priv->queue_change_handler);
 446                 priv->queue_change_handler = 0;
 447         }
 448         if (priv->header_model != NULL) {
 449                 g_object_unref (priv->header_model);
 450                 priv->header_model = NULL;
 451         }
 452
 453         /* disconnet operations queue observer */
 454
 455         if (priv->progress_bar_timeout > 0) {
 456                 g_source_remove (priv->progress_bar_timeout);
 457                 priv->progress_bar_timeout = 0;
 458         }
 459
 460         if (priv->row_reference) {
 461                 gtk_tree_row_reference_free (priv->row_reference);
 462                 priv->row_reference = NULL;
 463         }
 464
 465         if (priv->next_row_reference) {
 466                 gtk_tree_row_reference_free (priv->next_row_reference);
 467                 priv->next_row_reference = NULL;
 468         }
 469
 470         if (priv->msg_uid) {
 471                 g_free (priv->msg_uid);
 472                 priv->msg_uid = NULL;
 473         }
 474
 475         G_OBJECT_CLASS(parent_class)->finalize (obj);
 476 }
 477
 478 static gboolean
 479 select_next_valid_row (GtkTreeModel *model,
 480                        GtkTreeRowReference **row_reference,
 481                        gboolean cycle)
 482 {
 483         GtkTreeIter tmp_iter;
 484         GtkTreePath *path, *next;
 485         gboolean retval = FALSE;
 486
 487         g_return_val_if_fail (gtk_tree_row_reference_valid (*row_reference), FALSE);
 488
 489         path = gtk_tree_row_reference_get_path (*row_reference);
 490         gtk_tree_model_get_iter (model, &tmp_iter, path);
 491         gtk_tree_row_reference_free (*row_reference);
 492         *row_reference = NULL;
 493
 494         if (gtk_tree_model_iter_next (model, &tmp_iter)) {
 495                 next = gtk_tree_model_get_path (model, &tmp_iter);
 496                 *row_reference = gtk_tree_row_reference_new (model, next);
 497                 retval = TRUE;
 498         } else if (cycle && gtk_tree_model_get_iter_first (model, &tmp_iter)) {
 499                 next = gtk_tree_model_get_path (model, &tmp_iter);
 500
 501                 /* Ensure that we are not selecting the same */
 502                 if (gtk_tree_path_compare (path, next) != 0) {
 503                         *row_reference = gtk_tree_row_reference_new (model, next);
 504                         retval = TRUE;
 505                 }
 506         }
 507
 508         /* Free */
 509         gtk_tree_path_free (path);
 510
 511         return retval;
 512 }
 513
 514 ModestWindow *
 515 modest_msg_view_window_new_with_header_model (TnyMsg *msg,
 516                                               const gchar *modest_account_name,
 517                                               const gchar *msg_uid,
 518                                               GtkTreeModel *model,
 519                                               GtkTreeRowReference *row_reference)
 520 {
 521         ModestMsgViewWindow *window = NULL;
 522         ModestMsgViewWindowPrivate *priv = NULL;
 523
 524         window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, modest_account_name, msg_uid));
 525         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
 526
 527         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 528
 529         g_object_ref (model);
 530         priv->header_model = model;
 531         priv->row_reference = gtk_tree_row_reference_copy (row_reference);
 532         priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
 533         select_next_valid_row (model, &(priv->next_row_reference), TRUE);
 534
 535         modest_msg_view_window_update_priority (window);
 536
 537         /* Check toolbar dimming rules */
 538         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
 539
 540         return MODEST_WINDOW(window);
 541 }
 542
 543
 544 ModestWindow *
 545 modest_msg_view_window_new (TnyMsg *msg,
 546                             const gchar *modest_account_name,
 547                             const gchar *msg_uid)
 548 {
 549         ModestMsgViewWindow *self = NULL;
 550         GObject *obj = NULL;
 551         ModestMsgViewWindowPrivate *priv = NULL;
 552         ModestWindowPrivate *parent_priv = NULL;
 553         ModestDimmingRulesGroup *menu_rules_group = NULL;
 554         ModestDimmingRulesGroup *toolbar_rules_group = NULL;
 555         GtkActionGroup *action_group = NULL;
 556         GError *error = NULL;
 557         GdkPixbuf *window_icon;
 558
 559         g_return_val_if_fail (msg, NULL);
 560
 561         obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 562         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 563         parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 564         self = MODEST_MSG_VIEW_WINDOW (obj);
 565
 566         priv->msg_uid = g_strdup (msg_uid);
 567
 568         parent_priv->ui_manager = gtk_ui_manager_new();
 569         parent_priv->ui_dimming_manager = modest_ui_dimming_manager_new();
 570
 571         action_group = gtk_action_group_new ("ModestMsgViewWindowActions");
 572         gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
 573
 574         menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules", FALSE);
 575         toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules", TRUE);
 576
 577         /* Add common actions */
 578         gtk_action_group_add_actions (action_group,
 579                                       modest_action_entries,
 580                                       G_N_ELEMENTS (modest_action_entries),
 581                                       obj);
 582         gtk_action_group_add_toggle_actions (action_group,
 583                                              modest_toggle_action_entries,
 584                                              G_N_ELEMENTS (modest_toggle_action_entries),
 585                                              obj);
 586         gtk_action_group_add_toggle_actions (action_group,
 587                                              msg_view_toggle_action_entries,
 588                                              G_N_ELEMENTS (msg_view_toggle_action_entries),
 589                                              obj);
 590         gtk_action_group_add_radio_actions (action_group,
 591                                             msg_view_zoom_action_entries,
 592                                             G_N_ELEMENTS (msg_view_zoom_action_entries),
 593                                             100,
 594                                             G_CALLBACK (modest_ui_actions_on_change_zoom),
 595                                             obj);
 596
 597         gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
 598         g_object_unref (action_group);
 599
 600         /* Load the UI definition */
 601         gtk_ui_manager_add_ui_from_file (parent_priv->ui_manager, MODEST_UIDIR "modest-msg-view-window-ui.xml",
 602                                          &error);
 603         if (error) {
 604                 g_printerr ("modest: could not merge modest-msg-view-window-ui.xml: %s\n", error->message);
 605                 g_error_free (error);
 606                 error = NULL;
 607         }
 608         /* ****** */
 609
 610         /* Add common dimming rules */
 611         modest_dimming_rules_group_add_rules (menu_rules_group,
 612                                               modest_msg_view_menu_dimming_entries,
 613                                               G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
 614                                               self);
 615         modest_dimming_rules_group_add_rules (toolbar_rules_group,
 616                                               modest_msg_view_toolbar_dimming_entries,
 617                                               G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
 618                                               self);
 619
 620         /* Insert dimming rules group for this window */
 621         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
 622         modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
 623         g_object_unref (menu_rules_group);
 624         g_object_unref (toolbar_rules_group);
 625
 626         /* Add accelerators */
 627         gtk_window_add_accel_group (GTK_WINDOW (obj),
 628                                     gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
 629
 630         /* Init window */
 631         init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
 632         restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
 633
 634         /* Set window icon */
 635         window_icon = modest_platform_get_icon (MODEST_APP_MSG_VIEW_ICON);
 636         if (window_icon) {
 637                 gtk_window_set_icon (GTK_WINDOW (obj), window_icon);
 638                 g_object_unref (window_icon);
 639         }
 640
 641         /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 642
 643         g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
 644                           G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
 645         g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
 646                           G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
 647         g_signal_connect (G_OBJECT(priv->msg_view), "attachment_clicked",
 648                           G_CALLBACK (modest_ui_actions_on_msg_attachment_clicked), obj);
 649         g_signal_connect (G_OBJECT(priv->msg_view), "recpt_activated",
 650                           G_CALLBACK (modest_ui_actions_on_msg_recpt_activated), obj);
 651         g_signal_connect (G_OBJECT(priv->msg_view), "link_contextual",
 652                           G_CALLBACK (modest_ui_actions_on_msg_link_contextual), obj);
 653
 654         g_signal_connect (G_OBJECT (obj), "key-release-event",
 655                           G_CALLBACK (modest_msg_view_window_key_release_event),
 656                           NULL);
 657
 658         g_signal_connect (G_OBJECT (obj), "window-state-event",
 659                           G_CALLBACK (modest_msg_view_window_window_state_event),
 660                           NULL);
 661
 662         /* Mail Operation Queue */
 663         priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 664                                                        "queue-changed",
 665                                                        G_CALLBACK (on_queue_changed),
 666                                                        obj);
 667
 668         modest_window_set_active_account (MODEST_WINDOW(obj), modest_account_name);
 669
 670         priv->last_search = NULL;
 671
 672         /* Init the clipboard actions dim status */
 673         modest_msg_view_grab_focus(MODEST_MSG_VIEW (priv->msg_view));
 674
 675         update_window_title (MODEST_MSG_VIEW_WINDOW (obj));
 676
 677         /* Check toolbar dimming rules */
 678         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
 679
 680         return MODEST_WINDOW(obj);
 681 }
 682
 683
 684 gboolean
 685 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
 686 {
 687         ModestMsgViewWindowPrivate *priv= NULL;
 688
 689         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
 690         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 691
 692         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
 693 }
 694
 695 TnyHeader*
 696 modest_msg_view_window_get_header (ModestMsgViewWindow *self)
 697 {
 698         ModestMsgViewWindowPrivate *priv= NULL;
 699         TnyMsg *msg = NULL;
 700         TnyHeader *header = NULL;
 701         GtkTreePath *path = NULL;
 702         GtkTreeIter iter;
 703
 704         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
 705         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 706
 707         /* Message is not obtained from a treemodel (Attachment ?) */
 708         if (priv->header_model == NULL) {
 709                 msg = modest_msg_view_window_get_message (self);
 710                 header = tny_msg_get_header (msg);
 711                 g_object_unref (msg);
 712                 return header;
 713         }
 714
 715         /* Get current message iter */
 716         path = gtk_tree_row_reference_get_path (priv->row_reference);
 717         g_return_val_if_fail (path != NULL, NULL);
 718         gtk_tree_model_get_iter (priv->header_model,
 719                                  &iter,
 720                                  path);
 721
 722         /* Get current message header */
 723         gtk_tree_model_get (priv->header_model, &iter,
 724                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 725                             &header, -1);
 726
 727         gtk_tree_path_free (path);
 728         return header;
 729 }
 730
 731 TnyMsg*
 732 modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 733 {
 734         ModestMsgView *msg_view;
 735         ModestMsgViewWindowPrivate *priv;
 736
 737         g_return_val_if_fail (self, NULL);
 738
 739         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
 740
 741         msg_view = MODEST_MSG_VIEW (priv->msg_view);
 742
 743         return modest_msg_view_get_message (msg_view);
 744 }
 745
 746 const gchar*
 747 modest_msg_view_window_get_message_uid (ModestMsgViewWindow *self)
 748 {
 749         ModestMsgViewWindowPrivate *priv;
 750
 751         g_return_val_if_fail (self, NULL);
 752
 753         priv  = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 754
 755         return (const gchar*) priv->msg_uid;
 756 }
 757
 758 static void
 759 modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *toggle,
 760                                             gpointer data)
 761 {
 762         ModestMsgViewWindow *window = MODEST_MSG_VIEW_WINDOW (data);
 763         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 764         ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 765         gboolean is_active;
 766         GtkAction *action;
 767
 768         is_active = gtk_toggle_action_get_active (toggle);
 769
 770         if (is_active) {
 771                 gtk_widget_show (priv->find_toolbar);
 772                 hildon_find_toolbar_highlight_entry (HILDON_FIND_TOOLBAR (priv->find_toolbar), TRUE);
 773         } else {
 774                 gtk_widget_hide (priv->find_toolbar);
 775         }
 776
 777         /* update the toggle buttons status */
 778         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage");
 779         modest_maemo_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 780         action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsFindInMessageMenu");
 781         modest_maemo_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), is_active);
 782
 783 }
 784
 785 static void
 786 modest_msg_view_window_find_toolbar_close (GtkWidget *widget,
 787                                            ModestMsgViewWindow *obj)
 788 {
 789         GtkToggleAction *toggle;
 790         ModestWindowPrivate *parent_priv;
 791         parent_priv = MODEST_WINDOW_GET_PRIVATE (obj);
 792
 793         toggle = GTK_TOGGLE_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/FindInMessage"));
 794         gtk_toggle_action_set_active (toggle, FALSE);
 795 }
 796
 797 static void
 798 modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
 799                                            ModestMsgViewWindow *obj)
 800 {
 801         gchar *current_search;
 802         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 803
 804         if (modest_msg_view_get_message_is_empty (MODEST_MSG_VIEW (priv->msg_view))) {
 805                 hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
 806                 return;
 807         }
 808
 809         g_object_get (G_OBJECT (widget), "prefix", &current_search, NULL);
 810
 811         if ((current_search == NULL) || (strcmp (current_search, "") == 0)) {
 812                 g_free (current_search);
 813                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ecdg_ib_find_rep_enter_text"));
 814                 return;
 815         }
 816
 817         if ((priv->last_search == NULL) || (strcmp (priv->last_search, current_search) != 0)) {
 818                 gboolean result;
 819                 g_free (priv->last_search);
 820                 priv->last_search = g_strdup (current_search);
 821                 result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
 822                                                  priv->last_search);
 823                 if (!result) {
 824                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
 825                         g_free (priv->last_search);
 826                         priv->last_search = NULL;
 827                 }
 828         } else {
 829                 if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
 830                         hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
 831                         g_free (priv->last_search);
 832                         priv->last_search = NULL;
 833                 }
 834         }
 835
 836         g_free (current_search);
 837
 838 }
 839
 840 static void
 841 modest_msg_view_window_set_zoom (ModestWindow *window,
 842                                  gdouble zoom)
 843 {
 844         ModestMsgViewWindowPrivate *priv;
 845
 846         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 847
 848         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 849         modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
 850 }
 851
 852 static gdouble
 853 modest_msg_view_window_get_zoom (ModestWindow *window)
 854 {
 855         ModestMsgViewWindowPrivate *priv;
 856
 857         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 858
 859         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 860         return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
 861 }
 862
 863 static gboolean
 864 modest_msg_view_window_zoom_plus (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         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (group->data))) {
 877                 hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_max_zoom_level_reached"));
 878                 return FALSE;
 879         }
 880
 881         for (node = group; node != NULL; node = g_slist_next (node)) {
 882                 if ((node->next != NULL) && gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->next->data))) {
 883                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->data), TRUE);
 884                         return TRUE;
 885                 }
 886         }
 887         return FALSE;
 888 }
 889
 890 static gboolean
 891 modest_msg_view_window_zoom_minus (ModestWindow *window)
 892 {
 893         ModestWindowPrivate *parent_priv;
 894         GtkRadioAction *zoom_radio_action;
 895         GSList *group, *node;
 896
 897         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
 898         zoom_radio_action = GTK_RADIO_ACTION (gtk_ui_manager_get_action (parent_priv->ui_manager,
 899                                                                          "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu"));
 900
 901         group = gtk_radio_action_get_group (zoom_radio_action);
 902
 903         for (node = group; node != NULL; node = g_slist_next (node)) {
 904                 if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (node->data))) {
 905                         if (node->next != NULL) {
 906                                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (node->next->data), TRUE);
 907                                 return TRUE;
 908                         } else {
 909                           hildon_banner_show_information (NULL, NULL, dgettext("hildon-common-strings", "ckct_ib_min_zoom_level_reached"));
 910                                 return FALSE;
 911                         }
 912                         break;
 913                 }
 914         }
 915         return FALSE;
 916 }
 917
 918 static gboolean
 919 modest_msg_view_window_key_release_event (GtkWidget *window,
 920                                           GdkEventKey *event,
 921                                           gpointer userdata)
 922 {
 923         if (event->type == GDK_KEY_RELEASE) {
 924                 switch (event->keyval) {
 925                 case GDK_Up:
 926                         modest_msg_view_window_scroll_up (MODEST_WINDOW (window));
 927                         return TRUE;
 928                         break;
 929                 case GDK_Down:
 930                         modest_msg_view_window_scroll_down (MODEST_WINDOW (window));
 931                         return TRUE;
 932                         break;
 933                 default:
 934                         return FALSE;
 935                         break;
 936                 };
 937         } else {
 938                 return FALSE;
 939         }
 940 }
 941
 942 static void
 943 modest_msg_view_window_scroll_up (ModestWindow *window)
 944 {
 945         ModestMsgViewWindowPrivate *priv;
 946         gboolean return_value;
 947
 948         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 949         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_UP, FALSE, &return_value);
 950 }
 951
 952 static void
 953 modest_msg_view_window_scroll_down (ModestWindow *window)
 954 {
 955         ModestMsgViewWindowPrivate *priv;
 956         gboolean return_value;
 957
 958         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 959         g_signal_emit_by_name (G_OBJECT (priv->main_scroll), "scroll-child", GTK_SCROLL_STEP_DOWN, FALSE, &return_value);
 960 }
 961
 962 gboolean
 963 modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
 964 {
 965         GtkTreePath *path;
 966         ModestMsgViewWindowPrivate *priv;
 967         GtkTreeIter tmp_iter;
 968         gboolean has_next = FALSE;
 969
 970         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
 971         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 972
 973         if (priv->header_model) {
 974                 path = gtk_tree_row_reference_get_path (priv->row_reference);
 975                 if (path == NULL) return FALSE;
 976                 while (!has_next) {
 977                         TnyHeader *header;
 978                         gtk_tree_path_next (path);
 979                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
 980                                 break;
 981                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 982                                             &header, -1);
 983                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
 984                                 has_next = TRUE;
 985                                 break;
 986                         }
 987                 }
 988                 gtk_tree_path_free (path);
 989                 return !has_next;
 990         } else {
 991                 return TRUE;
 992         }
 993
 994 }
 995
 996 gboolean
 997 modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
 998 {
 999         ModestMsgViewWindowPrivate *priv;
1000
1001         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1002         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1003
1004         return priv->header_model != NULL;
1005 }
1006
1007 gboolean
1008 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
1009 {
1010         GtkTreePath *path;
1011         ModestMsgViewWindowPrivate *priv;
1012         gboolean result;
1013         GtkTreeIter tmp_iter;
1014
1015         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
1016         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1017
1018         if (priv->header_model) {
1019                 gchar * path_string;
1020                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1021                 if (!path)
1022                         return TRUE;
1023
1024                 path_string = gtk_tree_path_to_string (path);
1025                 result = (strcmp (path_string, "0")==0);
1026                 if (result) {
1027                         g_free (path_string);
1028                         gtk_tree_path_free (path);
1029                         return result;
1030                 }
1031
1032                 while (result) {
1033                         TnyHeader *header;
1034
1035                         gtk_tree_path_prev (path);
1036
1037                         if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
1038                                 break;
1039                         gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1040                                             &header, -1);
1041                         if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
1042                                 result = FALSE;
1043                                 break;
1044                         }
1045
1046                         path_string = gtk_tree_path_to_string (path);
1047                         if (strcmp(path_string, "0")==0) {
1048                                 g_free (path_string);
1049                                 break;
1050                         }
1051                         g_free (path_string);
1052                 }
1053                 gtk_tree_path_free (path);
1054                 return result;
1055         } else {
1056                 return TRUE;
1057         }
1058
1059 }
1060
1061 /**
1062  * Reads the message whose summary item is @header. It takes care of
1063  * several things, among others:
1064  *
1065  * If the message was not previously downloaded then ask the user
1066  * before downloading. If there is no connection launch the connection
1067  * dialog. Update toolbar dimming rules.
1068  *
1069  * Returns: TRUE if the mail operation was started, otherwise if the
1070  * user do not want to download the message, or if the user do not
1071  * want to connect, then the operation is not issued
1072  **/
1073 static gboolean
1074 message_reader (ModestMsgViewWindow *window,
1075                 ModestMsgViewWindowPrivate *priv,
1076                 TnyHeader *header,
1077                 GtkTreePath *path)
1078 {
1079         ModestMailOperation *mail_op = NULL;
1080         ModestMailOperationTypeOperation op_type;
1081
1082         g_return_val_if_fail (path != NULL, FALSE);
1083
1084         /* Msg download completed */
1085         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED) {
1086                 op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
1087         } else {
1088                 TnyFolder *folder;
1089                 GtkResponseType response;
1090
1091                 op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
1092
1093                 /* Ask the user if he wants to download the message */
1094                 response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
1095                                                                     _("mcen_nc_get_msg"));
1096                 if (response == GTK_RESPONSE_CANCEL)
1097                         return FALSE;
1098
1099                 /* Offer the connection dialog if necessary */
1100                 /* FIXME: should this stuff go directly to the mail
1101                    operation instead of spread it all over the
1102                    code? */
1103                 folder = tny_header_get_folder (header);
1104                 if (folder) {
1105                         if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
1106                                 g_object_unref (folder);
1107                                 return FALSE;
1108                         }
1109                         g_object_unref (folder);
1110                 }
1111         }
1112
1113         /* New mail operation */
1114         mail_op = modest_mail_operation_new_with_error_handling (op_type,
1115                                                                  G_OBJECT(window),
1116                                                                  modest_ui_actions_get_msgs_full_error_handler,
1117                                                                  NULL);
1118
1119         modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
1120         modest_mail_operation_get_msg (mail_op, header, view_msg_cb, path);
1121         g_object_unref (mail_op);
1122
1123         /* Update toolbar dimming rules */
1124         modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
1125
1126         return TRUE;
1127 }
1128
1129 gboolean
1130 modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
1131 {
1132         ModestMsgViewWindowPrivate *priv;
1133         GtkTreePath *path= NULL;
1134         GtkTreeIter tmp_iter;
1135         TnyHeader *header;
1136         gboolean retval = TRUE;
1137
1138         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1139         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1140
1141         path = gtk_tree_row_reference_get_path (priv->next_row_reference);
1142         if (path == NULL)
1143                 return FALSE;
1144
1145         gtk_tree_model_get_iter (priv->header_model,
1146                                  &tmp_iter,
1147                                  path);
1148
1149         gtk_tree_model_get (priv->header_model, &tmp_iter,
1150                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1151                             &header, -1);
1152
1153         /* Read the message & show it */
1154         if (!message_reader (window, priv, header, path)) {
1155                 retval = FALSE;
1156                 gtk_tree_path_free (path);
1157         }
1158
1159         /* Free */
1160         g_object_unref (header);
1161
1162         return retval;
1163 }
1164
1165 gboolean
1166 modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
1167 {
1168         ModestMsgViewWindowPrivate *priv = NULL;
1169         TnyHeader *header = NULL;
1170         GtkTreeIter iter;
1171         GtkTreePath *path;
1172
1173         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1174         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1175
1176         /* Check that the model is not empty */
1177         if (!gtk_tree_model_get_iter_first (priv->header_model, &iter))
1178                 return FALSE;
1179
1180         /* Get the header */
1181         gtk_tree_model_get (priv->header_model,
1182                             &iter,
1183                             TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1184                             &header, -1);
1185         g_return_val_if_fail (TNY_IS_HEADER (header), FALSE);
1186         if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1187                 g_object_unref (header);
1188                 return modest_msg_view_window_select_next_message (self);
1189         }
1190
1191         path = gtk_tree_model_get_path (priv->header_model, &iter);
1192
1193         /* Read the message & show it */
1194         message_reader (self, priv, header, path);
1195
1196         /* Free */
1197         g_object_unref (header);
1198
1199         return TRUE;
1200 }
1201
1202 gboolean
1203 modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
1204 {
1205         ModestMsgViewWindowPrivate *priv = NULL;
1206         GtkTreePath *path;
1207
1208         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
1209         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1210
1211         /* Return inmediatly if there is no header model */
1212         if (!priv->header_model)
1213                 return FALSE;
1214
1215         path = gtk_tree_row_reference_get_path (priv->row_reference);
1216         while (gtk_tree_path_prev (path)) {
1217                 TnyHeader *header;
1218                 GtkTreeIter iter;
1219
1220                 gtk_tree_model_get_iter (priv->header_model, &iter, path);
1221                 gtk_tree_model_get (priv->header_model, &iter,
1222                                     TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1223                                     &header, -1);
1224                 if (!header)
1225                         break;
1226                 if (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED) {
1227                         g_object_unref (header);
1228                         continue;
1229                 }
1230
1231                 /* Read the message & show it */
1232                 if (!message_reader (window, priv, header, path)) {
1233                         g_object_unref (header);
1234                         break;
1235                 }
1236
1237                 g_object_unref (header);
1238
1239                 return TRUE;
1240         }
1241
1242         gtk_tree_path_free (path);
1243         return FALSE;
1244 }
1245
1246 static void
1247 view_msg_cb (ModestMailOperation *mail_op,
1248              TnyHeader *header,
1249              TnyMsg *msg,
1250              gpointer user_data)
1251 {
1252         ModestMsgViewWindow *self = NULL;
1253         ModestMsgViewWindowPrivate *priv = NULL;
1254         GtkTreePath *path;
1255
1256         /* If there was any error */
1257         path = (GtkTreePath *) user_data;
1258         if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
1259                 gtk_tree_path_free (path);
1260                 return;
1261         }
1262
1263         /* Get the window */
1264         self = (ModestMsgViewWindow *) modest_mail_operation_get_source (mail_op);
1265         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1266         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
1267
1268         /* Update the row reference */
1269         gtk_tree_row_reference_free (priv->row_reference);
1270         priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
1271         priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
1272         select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE);
1273         gtk_tree_path_free (path);
1274
1275         /* Mark header as read */
1276         if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
1277                 tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
1278
1279         /* Set new message */
1280         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
1281         modest_msg_view_window_update_priority (self);
1282         update_window_title (MODEST_MSG_VIEW_WINDOW (self));
1283         modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
1284
1285         /* Set the new message uid of the window  */
1286         if (priv->msg_uid) {
1287                 g_free (priv->msg_uid);
1288                 priv->msg_uid = modest_tny_folder_get_header_unique_id (header);
1289         }
1290
1291         /* Notify the observers */
1292         g_signal_emit (G_OBJECT (self), signals[MSG_CHANGED_SIGNAL],
1293                        0, priv->header_model, priv->row_reference);
1294
1295         /* Free new references */
1296         g_object_unref (self);
1297 }
1298
1299 TnyFolderType
1300 modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
1301 {
1302         ModestMsgViewWindowPrivate *priv;
1303         TnyMsg *msg;
1304         TnyFolderType folder_type;
1305
1306         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1307
1308         folder_type = TNY_FOLDER_TYPE_UNKNOWN;
1309
1310         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
1311         if (msg) {
1312                 TnyFolder *folder;
1313
1314                 folder = tny_msg_get_folder (msg);
1315
1316                 if (folder) {
1317                         folder_type = tny_folder_get_folder_type (folder);
1318
1319                         if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
1320                                 const gchar *fname = tny_folder_get_name (folder);
1321                                 folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
1322                         }
1323
1324                         g_object_unref (folder);
1325                 }
1326                 g_object_unref (msg);
1327         }
1328
1329         return folder_type;
1330 }
1331
1332
1333 static void
1334 modest_msg_view_window_update_priority (ModestMsgViewWindow *window)
1335 {
1336         ModestMsgViewWindowPrivate *priv;
1337         TnyHeaderFlags flags = 0;
1338
1339         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1340
1341         if (priv->header_model) {
1342                 TnyHeader *header;
1343                 GtkTreeIter iter;
1344                 GtkTreePath *path = NULL;
1345
1346                 path = gtk_tree_row_reference_get_path (priv->row_reference);
1347                 g_return_if_fail (path != NULL);
1348                 gtk_tree_model_get_iter (priv->header_model,
1349                                          &iter,
1350                                          gtk_tree_row_reference_get_path (priv->row_reference));
1351
1352                 gtk_tree_model_get (priv->header_model, &iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
1353                                     &header, -1);
1354                 flags = tny_header_get_flags (header);
1355                 gtk_tree_path_free (path);
1356         }
1357
1358         modest_msg_view_set_priority (MODEST_MSG_VIEW(priv->msg_view), flags);
1359
1360 }
1361
1362 static gboolean
1363 modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
1364 {
1365         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN) {
1366                 ModestWindowPrivate *parent_priv;
1367                 ModestWindowMgr *mgr;
1368                 gboolean is_fullscreen;
1369                 GtkAction *fs_toggle_action;
1370                 gboolean active;
1371
1372                 mgr = modest_runtime_get_window_mgr ();
1373                 is_fullscreen = (modest_window_mgr_get_fullscreen_mode (mgr))?1:0;
1374
1375                 parent_priv = MODEST_WINDOW_GET_PRIVATE (widget);
1376
1377                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1378                 active = (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)))?1:0;
1379                 if (is_fullscreen != active) {
1380                         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action), is_fullscreen);
1381                 }
1382         }
1383
1384         return FALSE;
1385
1386 }
1387
1388 void
1389 modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
1390 {
1391                 ModestWindowPrivate *parent_priv;
1392                 GtkAction *fs_toggle_action;
1393                 parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1394
1395                 fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
1396                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
1397                                               !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
1398 }
1399
1400 static void
1401 set_homogeneous (GtkWidget *widget,
1402                  gpointer data)
1403 {
1404         if (GTK_IS_TOOL_ITEM (widget)) {
1405                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (widget), TRUE);
1406                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (widget), TRUE);
1407         }
1408 }
1409
1410 static void
1411 modest_msg_view_window_show_toolbar (ModestWindow *self,
1412                                      gboolean show_toolbar)
1413 {
1414         ModestMsgViewWindowPrivate *priv = NULL;
1415         ModestWindowPrivate *parent_priv;
1416         GtkWidget *reply_button = NULL, *menu = NULL;
1417         GtkWidget *placeholder = NULL;
1418         gint insert_index;
1419
1420         parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
1421         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1422
1423         /* Set optimized view status */
1424         priv->optimized_view = !show_toolbar;
1425
1426         if (!parent_priv->toolbar) {
1427                 parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1428                                                                   "/ToolBar");
1429
1430                 /* Set homogeneous toolbar */
1431                 gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar),
1432                                        set_homogeneous, NULL);
1433
1434                 priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
1435                 priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
1436                 priv->next_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageNext");
1437                 priv->prev_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarMessageBack");
1438                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1439                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
1440                 gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1441                 gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
1442
1443                 /* Add ProgressBar (Transfer toolbar) */
1444                 priv->progress_bar = modest_progress_bar_widget_new ();
1445                 gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
1446                 placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressbarView");
1447                 insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
1448                 gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
1449                 gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
1450
1451                 /* Connect cancel 'clicked' signal to abort progress mode */
1452                 g_signal_connect(priv->cancel_toolitem, "clicked",
1453                                  G_CALLBACK(cancel_progressbar),
1454                                  self);
1455
1456                 /* Add it to the observers list */
1457                 priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
1458
1459                 /* Add to window */
1460                 hildon_window_add_toolbar (HILDON_WINDOW (self),
1461                                            GTK_TOOLBAR (parent_priv->toolbar));
1462
1463
1464                 /* Set reply button tap and hold menu */
1465                 reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1466                                                           "/ToolBar/ToolbarMessageReply");
1467                 menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
1468                                                   "/ToolbarReplyCSM");
1469                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
1470         }
1471
1472         if (show_toolbar) {
1473                 /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
1474                 /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
1475                 gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
1476
1477                 gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
1478                 set_toolbar_mode (MODEST_MSG_VIEW_WINDOW(self), TOOLBAR_MODE_NORMAL);
1479
1480         } else {
1481                 gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
1482                 gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
1483         }
1484 }
1485
1486 static void
1487 modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
1488                                                GdkEvent *event,
1489                                                ModestMsgViewWindow *window)
1490 {
1491         ModestWindowPrivate *parent_priv;
1492 /*      GtkAction *action; */
1493         gboolean is_address;
1494         gchar *selection;
1495         GtkWidget *focused;
1496
1497         if (!GTK_WIDGET_VISIBLE (window))
1498                 return;
1499
1500         parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
1501         selection = gtk_clipboard_wait_for_text (clipboard);
1502
1503         is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1504
1505 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
1506 /*      gtk_action_set_sensitive (action, is_address); */
1507
1508         focused = gtk_window_get_focus (GTK_WINDOW (window));
1509
1510 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
1511 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1512
1513 /*      action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
1514 /*      gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
1515
1516         g_free (selection);
1517 /*      modest_msg_view_window_update_dimmed (window); */
1518
1519 }
1520
1521 gboolean
1522 modest_msg_view_window_transfer_mode_enabled (ModestMsgViewWindow *self)
1523 {
1524         ModestMsgViewWindowPrivate *priv;
1525
1526         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
1527         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1528
1529         return priv->current_toolbar_mode == TOOLBAR_MODE_TRANSFER;
1530 }
1531
1532 static void
1533 cancel_progressbar (GtkToolButton *toolbutton,
1534                     ModestMsgViewWindow *self)
1535 {
1536         GSList *tmp;
1537         ModestMsgViewWindowPrivate *priv;
1538
1539         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1540
1541         /* Get operation observers and cancel its current operation */
1542         tmp = priv->progress_widgets;
1543         while (tmp) {
1544                 modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
1545                 tmp=g_slist_next(tmp);
1546         }
1547 }
1548 static gboolean
1549 observers_empty (ModestMsgViewWindow *self)
1550 {
1551         GSList *tmp = NULL;
1552         ModestMsgViewWindowPrivate *priv;
1553         gboolean is_empty = TRUE;
1554         guint pending_ops = 0;
1555
1556         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1557         tmp = priv->progress_widgets;
1558
1559         /* Check all observers */
1560         while (tmp && is_empty)  {
1561                 pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
1562                 is_empty = pending_ops == 0;
1563
1564                 tmp = g_slist_next(tmp);
1565         }
1566
1567         return is_empty;
1568 }
1569
1570
1571 static void
1572 on_queue_changed (ModestMailOperationQueue *queue,
1573                   ModestMailOperation *mail_op,
1574                   ModestMailOperationQueueNotification type,
1575                   ModestMsgViewWindow *self)
1576 {
1577         GSList *tmp;
1578         ModestMsgViewWindowPrivate *priv;
1579         ModestMailOperationTypeOperation op_type;
1580         ModestToolBarModes mode;
1581
1582         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self));
1583         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
1584
1585         /* If this operations was created by another window, do nothing */
1586         if (!modest_mail_operation_is_mine (mail_op, G_OBJECT(self)))
1587             return;
1588
1589         /* Get toolbar mode from operation id*/
1590         op_type = modest_mail_operation_get_type_operation (mail_op);
1591         switch (op_type) {
1592 /*      case MODEST_MAIL_OPERATION_TYPE_SEND: */
1593         case MODEST_MAIL_OPERATION_TYPE_RECEIVE:
1594         case MODEST_MAIL_OPERATION_TYPE_OPEN:
1595                 mode = TOOLBAR_MODE_TRANSFER;
1596                 break;
1597         default:
1598                 mode = TOOLBAR_MODE_NORMAL;
1599
1600         }
1601
1602         /* Add operation observers and change toolbar if neccessary*/
1603         tmp = priv->progress_widgets;
1604         switch (type) {
1605         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
1606                 if (mode == TOOLBAR_MODE_TRANSFER) {
1607                         /* Enable transfer toolbar mode */
1608                         set_toolbar_transfer_mode(self);
1609                         while (tmp) {
1610                                 modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1611                                                                       mail_op);
1612                                 tmp = g_slist_next (tmp);
1613                         }
1614
1615                 }
1616                 break;
1617         case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
1618                 if (mode == TOOLBAR_MODE_TRANSFER) {
1619                         while (tmp) {
1620                                 modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
1621                                                                  mail_op);
1622                                 tmp = g_slist_next (tmp);
1623
1624                         }
1625
1626                         /* If no more operations are being observed, NORMAL mode is enabled again */
1627                         if (observers_empty (self)) {
1628                                 set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
1629                         }
1630                 }
1631                 break;
1632         }
1633 }
1634
1635 GList *
1636 modest_msg_view_window_get_attachments (ModestMsgViewWindow *win)
1637 {
1638         ModestMsgViewWindowPrivate *priv;
1639         GList *selected_attachments = NULL;
1640
1641         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), NULL);
1642         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (win);
1643
1644         selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1645
1646         return selected_attachments;
1647 }
1648
1649 void
1650 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
1651 {
1652         ModestMsgViewWindowPrivate *priv;
1653         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1654         g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
1655
1656         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1657
1658         if (mime_part == NULL) {
1659                 gboolean error = FALSE;
1660                 GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1661                 if (selected_attachments == NULL) {
1662                         error = TRUE;
1663                 } else if (g_list_length (selected_attachments) > 1) {
1664                         hildon_banner_show_information (NULL, NULL, _("mcen_ib_unable_to_display_more"));
1665                         error = TRUE;
1666                 } else {
1667                         mime_part = (TnyMimePart *) selected_attachments->data;
1668                         g_object_ref (mime_part);
1669                 }
1670                 g_list_foreach (selected_attachments, (GFunc) g_object_unref, NULL);
1671                 g_list_free (selected_attachments);
1672
1673                 if (error)
1674                         return;
1675         } else {
1676                 g_object_ref (mime_part);
1677         }
1678
1679         if (tny_mime_part_is_purged (mime_part)) {
1680                 g_object_unref (mime_part);
1681                 hildon_banner_show_information (NULL, NULL, _("mail_ib_attach_not_local"));
1682                 return;
1683         }
1684
1685         if (!TNY_IS_MSG (mime_part)) {
1686                 gchar *filepath = NULL;
1687                 const gchar *att_filename = tny_mime_part_get_filename (mime_part);
1688                 gchar *extension = NULL;
1689                 TnyFsStream *temp_stream = NULL;
1690
1691                 if (att_filename) {
1692                         extension = g_strrstr (att_filename, ".");
1693                         if (extension != NULL)
1694                                 extension++;
1695                 }
1696
1697                 temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
1698
1699                 if (temp_stream) {
1700                         const gchar *content_type;
1701                         content_type = tny_mime_part_get_content_type (mime_part);
1702                         tny_mime_part_decode_to_stream (mime_part, TNY_STREAM (temp_stream));
1703
1704                         modest_platform_activate_file (filepath, content_type);
1705                         g_object_unref (temp_stream);
1706                         g_free (filepath);
1707                         /* TODO: delete temporary file */
1708                 }
1709         } else {
1710                 /* message attachment */
1711                 TnyHeader *header = NULL;
1712                 ModestWindowMgr *mgr;
1713                 ModestWindow *msg_win = NULL;
1714                 gboolean found;
1715
1716                 header = tny_msg_get_header (TNY_MSG (mime_part));
1717                 mgr = modest_runtime_get_window_mgr ();
1718                 found = modest_window_mgr_find_registered_header (mgr, header, &msg_win);
1719
1720                 if (found) {
1721                         if (msg_win)                            /* there is already a window for this uid; top it */
1722                                 gtk_window_present (GTK_WINDOW(msg_win));
1723                         else
1724                                 /* if it's found, but there is no msg_win, it's probably in the process of being created;
1725                                  * thus, we don't do anything */
1726                                 g_warning ("window for is already being created");
1727                 } else {
1728                         /* it's not found, so create a new window for it */
1729                         modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
1730                         gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
1731                         if (!account)
1732                                 account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
1733                         msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
1734                         modest_window_mgr_register_window (mgr, msg_win);
1735                         gtk_window_set_transient_for (GTK_WINDOW (msg_win), GTK_WINDOW (window));
1736                         gtk_widget_show_all (GTK_WIDGET (msg_win));
1737                 }
1738         }
1739         g_object_unref (mime_part);
1740 }
1741
1742 typedef struct
1743 {
1744         gchar *filename;
1745         TnyMimePart *part;
1746 } SaveMimePartPair;
1747
1748 typedef struct
1749 {
1750         GList *pairs;
1751         GtkWidget *banner;
1752         gboolean result;
1753 } SaveMimePartInfo;
1754
1755 static void save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct);
1756 static gboolean idle_save_mime_part_show_result (SaveMimePartInfo *info);
1757 static gpointer save_mime_part_to_file (SaveMimePartInfo *info);
1758 static void save_mime_parts_to_file_with_checks (SaveMimePartInfo *info);
1759
1760 static void
1761 save_mime_part_info_free (SaveMimePartInfo *info, gboolean with_struct)
1762 {
1763
1764         GList *node;
1765         for (node = info->pairs; node != NULL; node = g_list_next (node)) {
1766                 SaveMimePartPair *pair = (SaveMimePartPair *) node->data;
1767                 g_free (pair->filename);
1768                 g_object_unref (pair->part);
1769                 g_slice_free (SaveMimePartPair, pair);
1770         }
1771         g_list_free (info->pairs);
1772         info->pairs = NULL;
1773         if (with_struct) {
1774                 gtk_widget_destroy (info->banner);
1775                 g_object_unref (info->banner);
1776                 g_slice_free (SaveMimePartInfo, info);
1777         }
1778 }
1779
1780 static gboolean
1781 idle_save_mime_part_show_result (SaveMimePartInfo *info)
1782 {
1783         if (info->pairs != NULL) {
1784                 gdk_threads_enter ();
1785                 save_mime_parts_to_file_with_checks (info);
1786                 gdk_threads_leave ();
1787         } else {
1788                 gboolean result;
1789                 result = info->result;
1790
1791                 gdk_threads_enter ();
1792                 save_mime_part_info_free (info, TRUE);
1793                 if (result) {
1794                         hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
1795                 } else {
1796                         hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
1797                 }
1798                 gdk_threads_leave ();
1799         }
1800
1801         return FALSE;
1802 }
1803
1804 static gpointer
1805 save_mime_part_to_file (SaveMimePartInfo *info)
1806 {
1807         GnomeVFSResult result;
1808         GnomeVFSHandle *handle;
1809         TnyStream *stream;
1810         SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
1811
1812         result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
1813         if (result == GNOME_VFS_OK) {
1814                 stream = tny_vfs_stream_new (handle);
1815                 tny_mime_part_decode_to_stream (pair->part, stream);
1816                 g_object_unref (G_OBJECT (stream));
1817                 g_object_unref (pair->part);
1818                 g_slice_free (SaveMimePartPair, pair);
1819                 info->pairs = g_list_delete_link (info->pairs, info->pairs);
1820                 info->result = TRUE;
1821         } else {
1822                 save_mime_part_info_free (info, FALSE);
1823                 info->result = FALSE;
1824         }
1825
1826         g_idle_add ((GSourceFunc) idle_save_mime_part_show_result, info);
1827         return NULL;
1828 }
1829
1830 static void
1831 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
1832 {
1833         SaveMimePartPair *pair;
1834         gboolean is_ok = TRUE;
1835
1836         pair = info->pairs->data;
1837         if (modest_maemo_utils_file_exists (pair->filename)) {
1838                 GtkWidget *confirm_overwrite_dialog;
1839                 confirm_overwrite_dialog = hildon_note_new_confirmation (NULL,
1840                                                                          _("emev_nc_replace_files"));
1841                 if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
1842                         is_ok = FALSE;
1843                 }
1844                 gtk_widget_destroy (confirm_overwrite_dialog);
1845         }
1846
1847         if (!is_ok) {
1848                 save_mime_part_info_free (info, TRUE);
1849         } else {
1850                 g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
1851         }
1852
1853 }
1854
1855
1856 void
1857 modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mime_parts)
1858 {
1859         gboolean clean_list = FALSE;
1860         ModestMsgViewWindowPrivate *priv;
1861         GList *files_to_save = NULL;
1862         GtkWidget *save_dialog = NULL;
1863         gchar *folder = NULL;
1864         gboolean canceled = FALSE;
1865         const gchar *filename = NULL;
1866         gchar *save_multiple_str = NULL;
1867
1868         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1869         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1870
1871         if (mime_parts == NULL) {
1872                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1873                 if (mime_parts == NULL)
1874                         return;
1875                 clean_list = TRUE;
1876         }
1877
1878         /* prepare dialog */
1879         if (mime_parts->next == NULL) {
1880                 /* only one attachment selected */
1881                 TnyMimePart *mime_part = (TnyMimePart *) mime_parts->data;
1882                 if (!TNY_IS_MSG (mime_part) && tny_mime_part_is_attachment (mime_part)) {
1883                         filename = tny_mime_part_get_filename (mime_part);
1884                 } else {
1885                         g_warning ("Tried to save a non-file attachment");
1886                         canceled = TRUE;
1887                 }
1888         } else {
1889                 save_multiple_str = g_strdup_printf (_("FIXME: %d attachments"),
1890                                                      g_list_length (mime_parts));
1891         }
1892
1893         save_dialog = hildon_file_chooser_dialog_new (GTK_WINDOW (window),
1894                                                       GTK_FILE_CHOOSER_ACTION_SAVE);
1895
1896         /* set folder */
1897         folder = g_build_filename (g_get_home_dir (), DEFAULT_FOLDER, NULL);
1898         gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (save_dialog), folder);
1899         g_free (folder);
1900
1901         /* set filename */
1902         if (filename != NULL)
1903                 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
1904                                                    filename);
1905
1906         /* if multiple, set multiple string */
1907         if (save_multiple_str) {
1908                 g_object_set (G_OBJECT (save_dialog), "save-multiple", save_multiple_str, NULL);
1909         }
1910
1911         /* show dialog */
1912         if (gtk_dialog_run (GTK_DIALOG (save_dialog)) == GTK_RESPONSE_OK) {
1913                 gchar *chooser_uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
1914
1915                 if (!modest_maemo_utils_folder_writable (chooser_uri)) {
1916                         hildon_banner_show_information
1917                                 (NULL, NULL, dgettext("hildon-fm", "sfil_ib_readonly_location"));
1918                 } else {
1919                         GList *node = NULL;
1920
1921                         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
1922                                 TnyMimePart *mime_part = (TnyMimePart *) node->data;
1923
1924                                 if (tny_mime_part_is_attachment (mime_part)) {
1925                                         SaveMimePartPair *pair;
1926
1927                                         if ((mime_parts->next != NULL) &&
1928                                             (tny_mime_part_get_filename (mime_part) == NULL))
1929                                                 continue;
1930
1931                                         pair = g_slice_new0 (SaveMimePartPair);
1932                                         if (mime_parts->next == NULL) {
1933                                                 pair->filename = g_strdup (chooser_uri);
1934                                         } else {
1935                                                 pair->filename =
1936                                                         g_build_filename (chooser_uri,
1937                                                                           tny_mime_part_get_filename (mime_part), NULL);
1938                                         }
1939                                         pair->part = g_object_ref (mime_part);
1940                                         files_to_save = g_list_prepend (files_to_save, pair);
1941                                 }
1942                         }
1943                 }
1944                 g_free (chooser_uri);
1945         }
1946
1947         gtk_widget_destroy (save_dialog);
1948
1949         if (clean_list) {
1950                 g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
1951                 g_list_free (mime_parts);
1952         }
1953
1954         if (files_to_save != NULL) {
1955                 SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
1956                 GtkWidget *banner = hildon_banner_show_animation (NULL, NULL,
1957                                                                   _CS("sfil_ib_saving"));
1958                 info->pairs = files_to_save;
1959                 info->banner = banner;
1960                 info->result = TRUE;
1961                 g_object_ref (banner);
1962                 save_mime_parts_to_file_with_checks (info);
1963         }
1964 }
1965
1966 void
1967 modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean get_all)
1968 {
1969         ModestMsgViewWindowPrivate *priv;
1970         GList *mime_parts = NULL, *node;
1971         gchar *confirmation_message;
1972         gint response;
1973         gint n_attachments;
1974         TnyMsg *msg;
1975 /*      TnyFolder *folder; */
1976
1977         g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
1978         priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
1979
1980         if (get_all)
1981                 mime_parts = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
1982         else
1983                 mime_parts = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
1984
1985         /* Remove already purged messages from mime parts list */
1986         node = mime_parts;
1987         while (node != NULL) {
1988                 TnyMimePart *part = TNY_MIME_PART (node->data);
1989                 if (tny_mime_part_is_purged (part)) {
1990                         GList *deleted_node = node;
1991                         node = g_list_next (node);
1992                         g_object_unref (part);
1993                         mime_parts = g_list_delete_link (mime_parts, deleted_node);
1994                 } else {
1995                         node = g_list_next (node);
1996                 }
1997         }
1998
1999         if (mime_parts == NULL)
2000                 return;
2001
2002         n_attachments = g_list_length (mime_parts);
2003         if (n_attachments == 1) {
2004                 const gchar *filename;
2005
2006                 if (TNY_IS_MSG (mime_parts->data)) {
2007                         TnyHeader *header;
2008                         header = tny_msg_get_header (TNY_MSG (mime_parts->data));
2009                         filename = tny_header_get_subject (header);
2010                         g_object_unref (header);
2011                         if (filename == NULL)
2012                                 filename = _("mail_va_no_subject");
2013                 } else {
2014                         filename = tny_mime_part_get_filename (TNY_MIME_PART (mime_parts->data));
2015                 }
2016                 confirmation_message = g_strdup_printf (_("mcen_nc_purge_file_text"), filename);
2017         } else {
2018                 confirmation_message = g_strdup_printf (ngettext("mcen_nc_purge_file_text",
2019                                                                  "mcen_nc_purge_files_text",
2020                                                                  n_attachments), n_attachments);
2021         }
2022         response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
2023                                                             confirmation_message);
2024         g_free (confirmation_message);
2025
2026         if (response != GTK_RESPONSE_OK)
2027                 return;
2028
2029 /*      folder = tny_msg_get_folder (msg); */
2030 /*      tny_msg_uncache_attachments (msg); */
2031 /*      tny_folder_refresh (folder, NULL); */
2032 /*      g_object_unref (folder); */
2033
2034         modest_platform_information_banner (NULL, NULL, _("mcen_ib_removing_attachment"));
2035
2036         for (node = mime_parts; node != NULL; node = g_list_next (node)) {
2037                 tny_mime_part_set_purged (TNY_MIME_PART (node->data));
2038 /*              modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
2039         }
2040
2041         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
2042         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
2043         tny_msg_rewrite_cache (msg);
2044         modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
2045
2046         g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
2047         g_list_free (mime_parts);
2048
2049
2050 }
2051
2052
2053 static void
2054 update_window_title (ModestMsgViewWindow *window)
2055 {
2056         ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
2057         TnyMsg *msg = NULL;
2058         TnyHeader *header = NULL;
2059         const gchar *subject = NULL;
2060
2061         msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
2062         if (msg != NULL) {
2063                 header = tny_msg_get_header (msg);
2064                 subject = tny_header_get_subject (header);
2065                 g_object_unref (msg);
2066         }
2067
2068         if ((subject == NULL)||(subject[0] == '\0'))
2069                 subject = _("mail_va_no_subject");
2070
2071         gtk_window_set_title (GTK_WINDOW (window), subject);
2072 }