git.maemo.org Git - modest/blob - src/hildon2/modest-maemo-utils.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
  30 #ifndef DBUS_API_SUBJECT_TO_CHANGE
  31 #define DBUS_API_SUBJECT_TO_CHANGE
  32 #endif /*DBUS_API_SUBJECT_TO_CHANGE*/
  33
  34 #include <dbus/dbus.h>
  35 #include <dbus/dbus-glib-lowlevel.h>
  36 #include <glib.h>
  37 #include <glib/gstdio.h>
  38 #include <errno.h>
  39 #include <string.h> /* for strlen */
  40 #include <modest-runtime.h>
  41 #include <libgnomevfs/gnome-vfs.h>
  42 #include <tny-fs-stream.h>
  43 #include <tny-camel-account.h>
  44 #include <tny-status.h>
  45 #include <tny-camel-transport-account.h>
  46 #include <tny-camel-imap-store-account.h>
  47 #include <tny-camel-pop-store-account.h>
  48 #include "modest-hildon-includes.h"
  49
  50 #include <modest-defs.h>
  51 #include "modest-maemo-utils.h"
  52 #include "modest-text-utils.h"
  53 #include "modest-platform.h"
  54 #include "modest-ui-constants.h"
  55 #include <hildon/hildon-picker-dialog.h>
  56 #ifdef MODEST_USE_IPHB
  57 #include <iphbd/libiphb.h>
  58 #endif
  59
  60 /* Label child of a captioned */
  61 #define CAPTIONED_LABEL_CHILD "captioned-label"
  62
  63 #ifdef MODEST_PLATFORM_MAEMO
  64 #define INTERNAL_MMC_USB_MODE  "/system/osso/af/internal-mmc-used-over-usb"
  65 #endif
  66
  67 static osso_context_t *__osso_context = NULL; /* urgh global */
  68
  69 osso_context_t *
  70 modest_maemo_utils_get_osso_context (void)
  71 {
  72         if (!__osso_context)
  73                 __osso_context = osso_initialize(PACKAGE,PACKAGE_VERSION,
  74                                                  FALSE, NULL);
  75
  76         return __osso_context;
  77 }
  78
  79 static void
  80 get_properties_cb (DBusMessage *message)
  81 {
  82         DBusMessageIter iter;
  83         DBusMessageIter dict_iter;
  84         DBusMessageIter dict_entry_iter;
  85         DBusError err;
  86         gchar *bt_name = NULL;
  87         int key_type, array_type, msg_type;
  88
  89         dbus_error_init(&err);
  90         if (dbus_set_error_from_message (&err, message)) {
  91                 g_warning ("%s: %s", __FUNCTION__, err.message);
  92         }
  93
  94         /* Get msg type */
  95         dbus_message_iter_init (message, &iter);
  96         msg_type = dbus_message_iter_get_arg_type (&iter);
  97         dbus_message_iter_recurse (&iter, &dict_iter);
  98
  99         while ((array_type = dbus_message_iter_get_arg_type (&dict_iter)) == DBUS_TYPE_DICT_ENTRY) {
 100
 101                 dbus_message_iter_recurse (&dict_iter, &dict_entry_iter);
 102
 103                 while ((key_type = dbus_message_iter_get_arg_type (&dict_entry_iter)) == DBUS_TYPE_STRING) {
 104                         DBusMessageIter dict_entry_content_iter;
 105                         char *key;
 106                         char *value;
 107                         int dict_entry_type;
 108                         int dict_entry_content_type;
 109
 110                         dbus_message_iter_get_basic (&dict_entry_iter, &key);
 111                         dbus_message_iter_next (&dict_entry_iter);
 112                         dict_entry_type = dbus_message_iter_get_arg_type (&dict_entry_iter);
 113                         dbus_message_iter_recurse (&dict_entry_iter, &dict_entry_content_iter);
 114                         dict_entry_content_type = dbus_message_iter_get_arg_type (&dict_entry_content_iter);
 115
 116                         if (dict_entry_content_type == DBUS_TYPE_STRING) {
 117                                 dbus_message_iter_get_basic ( &dict_entry_content_iter, &value );
 118
 119                                 if (strcmp (key, "Name") == 0 ) {
 120                                         g_debug ("-------------Name %s", value);
 121                                         bt_name = value;
 122                                         break;
 123                                 }
 124                         }
 125                         dbus_message_iter_next (&dict_entry_iter);
 126                 }
 127
 128                 if (key_type != DBUS_TYPE_INVALID)
 129                         break;
 130
 131                 dbus_message_iter_next (&dict_iter);
 132         }
 133
 134         /* Save device name */
 135         if (bt_name) {
 136                 g_debug ("Setting the device name %s", bt_name);
 137                 modest_conf_set_string (modest_runtime_get_conf(),
 138                                         MODEST_CONF_DEVICE_NAME, bt_name,
 139                                         NULL);
 140         }
 141 }
 142
 143 static void
 144 get_default_adapter_cb (DBusConnection *conn,
 145                         DBusMessage *message)
 146 {
 147         DBusMessageIter iter;
 148         gchar* path = NULL;
 149         DBusError error;
 150         DBusMessage *msg, *adapterMsg;
 151
 152         dbus_message_iter_init (message, &iter);
 153         dbus_message_iter_get_basic (&iter, &path);
 154
 155         if (!path)
 156                 return;
 157
 158         adapterMsg = dbus_message_new_method_call ("org.bluez", path,
 159                                                    "org.bluez.Adapter",
 160                                                    "GetProperties");
 161
 162         dbus_error_init (&error);
 163         msg = dbus_connection_send_with_reply_and_block (conn, adapterMsg, -1, &error);
 164         if (msg) {
 165                 g_debug ("Getting the properties");
 166                 get_properties_cb (msg);
 167                 dbus_message_unref (msg);
 168         }
 169         dbus_message_unref (adapterMsg);
 170 }
 171
 172 void
 173 modest_maemo_utils_get_device_name (void)
 174 {
 175         static DBusConnection *conn = NULL;
 176         DBusMessage *request;
 177         DBusError error;
 178         DBusMessage *msg;
 179
 180         dbus_error_init (&error);
 181         if (!conn) {
 182                 conn = dbus_bus_get (DBUS_BUS_SYSTEM, &error);
 183                 if (!conn) {
 184                         g_printerr ("modest: cannot get on the dbus: %s: %s\n",
 185                                     error.name, error.message);
 186                         dbus_error_free (&error);
 187                         return;
 188                 }
 189         }
 190
 191         /* Get the default adapter */
 192         request = dbus_message_new_method_call ("org.bluez", "/" ,
 193                                                 "org.bluez.Manager",
 194                                                 "DefaultAdapter");
 195
 196         msg = dbus_connection_send_with_reply_and_block (conn, request, -1, &error);
 197         if (msg) {
 198                 g_debug ("Getting the default adapter");
 199                 get_default_adapter_cb (conn, msg);
 200                 dbus_message_unref (msg);
 201         }
 202
 203         dbus_message_unref (request);
 204         if (dbus_error_is_set (&error))
 205                 dbus_error_free (&error);
 206 }
 207
 208 void
 209 modest_maemo_utils_setup_images_filechooser (GtkFileChooser *chooser)
 210 {
 211         GtkFileFilter *file_filter;
 212         GList *image_mimetypes_list;
 213         GList *node;
 214         gchar *conf_folder;
 215
 216         g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
 217
 218         conf_folder = modest_conf_get_string (modest_runtime_get_conf (),
 219                                               MODEST_CONF_LATEST_INSERT_IMAGE_PATH, NULL);
 220         if (conf_folder && conf_folder[0] != '\0') {
 221                 gtk_file_chooser_set_current_folder_uri (chooser, conf_folder);
 222         } else {
 223                 gchar *images_folder;
 224                 /* Set the default folder to images folder */
 225                 images_folder = (gchar *) g_strdup(g_get_user_special_dir (G_USER_DIRECTORY_PICTURES));
 226                 if (!images_folder) {
 227                         /* fallback */
 228                         images_folder = g_build_filename (g_getenv (MODEST_MAEMO_UTILS_MYDOCS_ENV),
 229                                                           MODEST_MAEMO_UTILS_DEFAULT_IMAGE_FOLDER, NULL);
 230                 }
 231                 gtk_file_chooser_set_current_folder (chooser, images_folder);
 232                 g_free (images_folder);
 233         }
 234         g_free (conf_folder);
 235
 236         /* Set the images mime filter */
 237         file_filter = gtk_file_filter_new ();
 238         image_mimetypes_list = hildon_mime_get_mime_types_for_category (HILDON_MIME_CATEGORY_IMAGES);
 239         for (node = image_mimetypes_list; node != NULL; node = g_list_next (node)) {
 240                 gtk_file_filter_add_mime_type (file_filter, node->data);
 241         }
 242         gtk_file_chooser_set_filter (chooser, file_filter);
 243         hildon_mime_types_list_free (image_mimetypes_list);
 244
 245 }
 246
 247 void
 248 modest_maemo_set_thumbable_scrollbar (GtkScrolledWindow *win,
 249                                       gboolean thumbable)
 250 {
 251         g_return_if_fail (GTK_IS_SCROLLED_WINDOW(win));
 252 #ifdef MODEST_HAVE_HILDON1_WIDGETS
 253         hildon_helper_set_thumb_scrollbar (win, thumbable);
 254 #endif /* MODEST_HAVE_HILDON1_WIDGETS */
 255 }
 256
 257 GtkWidget *
 258 modest_maemo_utils_get_manager_menubar_as_menu (GtkUIManager *manager,
 259                                                 const gchar *item_name)
 260 {
 261         GtkWidget *new_menu;
 262         GtkWidget *menubar;
 263         GList *children, *iter;
 264
 265         menubar = gtk_ui_manager_get_widget (manager, item_name);
 266         new_menu = gtk_menu_new ();
 267
 268         children = gtk_container_get_children (GTK_CONTAINER (menubar));
 269         for (iter = children; iter != NULL; iter = g_list_next (iter)) {
 270                 GtkWidget *menu;
 271
 272                 menu = GTK_WIDGET (iter->data);
 273                 gtk_widget_reparent (menu, new_menu);
 274         }
 275
 276         g_list_free (children);
 277
 278         return new_menu;
 279 }
 280
 281 /**
 282  * modest_maemo_utils_create_captioned:
 283  * @title_size_group: a #GtkSizeGroup
 284  * @value_size_group: a #GtkSizeGroup
 285  * @title: a string
 286  * @control: a #GtkWidget
 287  *
 288  * this creates a widget (a #GtkHBox) with a control, and a label
 289  * (@string) captioning it. It also uses the proper size groups for title
 290  * and control.
 291  *
 292  * Returns: a widget containing the control and a proper label.
 293  */
 294 GtkWidget *
 295 modest_maemo_utils_create_captioned    (GtkSizeGroup *title_size_group,
 296                                         GtkSizeGroup *value_size_group,
 297                                         const gchar *title,
 298                                         gboolean use_markup,
 299                                         GtkWidget *control)
 300 {
 301         return modest_maemo_utils_create_captioned_with_size_type (title_size_group,
 302                                                                    value_size_group,
 303                                                                    title,
 304                                                                    use_markup,
 305                                                                    control,
 306                                                                    0);
 307 }
 308
 309 /**
 310  * modest_maemo_utils_create_captioned_with_size_type:
 311  * @title_size_group: a #GtkSizeGroup
 312  * @value_size_group: a #GtkSizeGroup
 313  * @title: a string
 314  * @control: a #GtkWidget
 315  * @size_type: a #HildonSizeType
 316  *
 317  * this creates a widget (a #GtkHBox) with a control, and a label
 318  * (@string) captioning it. It also uses the proper size groups for title
 319  * and control.
 320  *
 321  * Returns: a widget containing the control and a proper label.
 322  */
 323 GtkWidget *
 324 modest_maemo_utils_create_captioned_with_size_type    (GtkSizeGroup *title_size_group,
 325                                                        GtkSizeGroup *value_size_group,
 326                                                        const gchar *title,
 327                                                        gboolean use_markup,
 328                                                        GtkWidget *control,
 329                                                        HildonSizeType size_type)
 330 {
 331         GtkWidget *label;
 332         GtkWidget *align;
 333         GtkWidget *box;
 334
 335         if (use_markup) {
 336                 label = gtk_label_new (NULL);
 337                 gtk_label_set_markup (GTK_LABEL (label), title);
 338         } else {
 339                 label = gtk_label_new (title);
 340         }
 341         align = gtk_alignment_new (0.0, 0.0, 1.0, 1.0);
 342         gtk_alignment_set_padding (GTK_ALIGNMENT (align), 0, 0, MODEST_MARGIN_DOUBLE, MODEST_MARGIN_DOUBLE);
 343
 344         gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
 345         hildon_gtk_widget_set_theme_size (label, HILDON_SIZE_FINGER_HEIGHT);
 346         gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
 347         gtk_widget_show (label);
 348         gtk_widget_show (align);
 349         box = gtk_hbox_new (FALSE, 0);
 350         gtk_container_add (GTK_CONTAINER (align), label);
 351         gtk_box_pack_start (GTK_BOX (box), align, FALSE, FALSE, 0);
 352         gtk_box_pack_start (GTK_BOX (box), control, TRUE, TRUE, 0);
 353         if (title_size_group)
 354                 gtk_size_group_add_widget (title_size_group, label);
 355         if (value_size_group)
 356                 gtk_size_group_add_widget (value_size_group, control);
 357
 358         hildon_gtk_widget_set_theme_size (control, size_type);
 359
 360         g_object_set_data (G_OBJECT (box), CAPTIONED_LABEL_CHILD, label);
 361
 362         return box;
 363 }
 364
 365 /**
 366  * modest_maemo_utils_captioned_set_label:
 367  * @captioned: a #GtkWidget built as captioned
 368  * @new_label: a string
 369  * @use_markup: a #gboolean
 370  *
 371  * set a new label for the captioned
 372  */
 373 void
 374 modest_maemo_utils_captioned_set_label (GtkWidget *captioned,
 375                                         const gchar *new_label,
 376                                         gboolean use_markup)
 377 {
 378         GtkWidget *label;
 379
 380         g_return_if_fail (GTK_IS_WIDGET (captioned));
 381
 382         label = g_object_get_data (G_OBJECT (captioned), CAPTIONED_LABEL_CHILD);
 383         g_return_if_fail (GTK_IS_LABEL (label));
 384
 385         if (use_markup) {
 386                 gtk_label_set_markup (GTK_LABEL (label), new_label);
 387         } else {
 388                 gtk_label_set_text (GTK_LABEL (label), new_label);
 389         }
 390 }
 391
 392 /**
 393  * modest_maemo_utils_captioned_get_label_widget:
 394  * @captioned: a #GtkWidget built as captioned
 395  *
 396  * obtains the label widget for the captioned
 397  *
 398  * Returns: a #GtkLabel
 399  */
 400 GtkWidget *
 401 modest_maemo_utils_captioned_get_label_widget (GtkWidget *captioned)
 402 {
 403         GtkWidget *label;
 404
 405         g_return_val_if_fail (GTK_IS_WIDGET (captioned), NULL);
 406
 407         label = g_object_get_data (G_OBJECT (captioned), CAPTIONED_LABEL_CHILD);
 408         g_return_val_if_fail (GTK_IS_LABEL (label), NULL);
 409
 410         return label;
 411
 412 }
 413
 414 /**
 415  * modest_maemo_utils_set_hbutton_layout:
 416  * @title_sizegroup: a #GtkSizeGroup, or %NULL
 417  * @value_sizegroup: a #GtkSizeGroup, or %NULL
 418  * @title: a string
 419  * @button: a #HildonButton
 420  *
 421  * Configures the alignment and layout of @button. If @title_sizegroup is provided,
 422  * the title will be aligned to the left using it. If @value_sizegroup is provided,
 423  * the value will be aligned to the left using it. It also sets the title
 424  * of the button.
 425  *
 426  * The alignment is left for the title and for the value.
 427  */
 428 void
 429 modest_maemo_utils_set_hbutton_layout (GtkSizeGroup *title_sizegroup,
 430                                        GtkSizeGroup *value_sizegroup,
 431                                        const gchar *title,
 432                                        GtkWidget *button)
 433 {
 434         hildon_button_set_title (HILDON_BUTTON (button), title);
 435         if (title_sizegroup)
 436                 hildon_button_add_title_size_group (HILDON_BUTTON (button), title_sizegroup);
 437         if (value_sizegroup)
 438                 hildon_button_add_value_size_group (HILDON_BUTTON (button), value_sizegroup);
 439         hildon_button_set_alignment (HILDON_BUTTON (button), 0.0, 0.5, 1.0, 0.0);
 440         hildon_button_set_title_alignment (HILDON_BUTTON (button), 0.0, 0.5);
 441         hildon_button_set_value_alignment (HILDON_BUTTON (button), 0.0, 0.5);
 442 }
 443
 444 void
 445 modest_maemo_utils_set_vbutton_layout (GtkSizeGroup *sizegroup,
 446                                        const gchar *title,
 447                                        GtkWidget *button)
 448 {
 449         hildon_button_set_title (HILDON_BUTTON (button), title);
 450         if (sizegroup) {
 451                 hildon_button_add_title_size_group (HILDON_BUTTON (button), sizegroup);
 452                 hildon_button_add_value_size_group (HILDON_BUTTON (button), sizegroup);
 453         }
 454         hildon_button_set_alignment (HILDON_BUTTON (button), 0.0, 0.5, 1.0, 0.0);
 455         hildon_button_set_title_alignment (HILDON_BUTTON (button), 0.0, 0.5);
 456         hildon_button_set_value_alignment (HILDON_BUTTON (button), 0.0, 0.5);
 457 }
 458
 459 GtkWidget *
 460 modest_maemo_utils_create_group_box (const gchar *label_text, GtkWidget *contents)
 461 {
 462         GtkWidget *label;
 463         GtkWidget *box;
 464
 465         label = gtk_label_new (label_text);
 466         gtk_widget_show (label);
 467
 468         box = gtk_vbox_new (FALSE, MODEST_MARGIN_HALF);
 469         gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
 470         gtk_box_pack_start (GTK_BOX (box), contents, TRUE, TRUE, 0);
 471         gtk_widget_show (box);
 472
 473         return box;
 474 }
 475
 476 static gboolean match_all (TnyList *list, GObject *item, gpointer match_data)
 477 {
 478         return TRUE;
 479 }
 480
 481 gboolean
 482 modest_maemo_utils_select_attachments (GtkWindow *window, TnyList *att_list, gboolean include_msgs)
 483 {
 484         GtkTreeModel *model;
 485         TnyIterator *iterator;
 486         GtkWidget *selector;
 487         GtkCellRenderer *renderer;
 488         GtkWidget *dialog;
 489         gint response;
 490         gboolean result = TRUE;
 491         gint attachments_added = 0;
 492
 493         model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_OBJECT));
 494         for (iterator = tny_list_create_iterator (att_list);
 495              !tny_iterator_is_done (iterator);
 496              tny_iterator_next (iterator)) {
 497                 GtkTreeIter iter;
 498                 TnyMimePart *part;
 499                 gchar *filename = NULL;
 500
 501                 part = (TnyMimePart *) tny_iterator_get_current (iterator);
 502
 503                 /* Ignore purged attachments and messages if ignore is
 504                    set to TRUE */
 505                 if (!(tny_mime_part_is_purged (part) ||
 506                       (TNY_IS_MSG (part) && !include_msgs))) {
 507
 508                         if (TNY_IS_MSG (part)) {
 509                                 TnyHeader *header = tny_msg_get_header (TNY_MSG (part));
 510                                 filename = tny_header_dup_subject (header);
 511                                 g_object_unref (header);
 512                         } else {
 513                                 filename = g_strdup (tny_mime_part_get_filename (part));
 514                         }
 515                         if ((filename == NULL) || (filename[0] == '\0')) {
 516                                 g_free (filename);
 517                                 filename = g_strdup (_("mail_va_no_subject"));
 518                         }
 519                         gtk_list_store_append (GTK_LIST_STORE (model), &iter);
 520                         gtk_list_store_set (GTK_LIST_STORE (model), &iter, 0, filename, 1, part, -1);
 521                         attachments_added ++;
 522                         g_free (filename);
 523                 }
 524                 g_object_unref (part);
 525         }
 526         g_object_unref (iterator);
 527
 528         selector = GTK_WIDGET (hildon_touch_selector_new ());
 529         renderer = gtk_cell_renderer_text_new ();
 530         g_object_set((GObject *) renderer, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 531         hildon_touch_selector_append_column (HILDON_TOUCH_SELECTOR (selector), model, renderer,
 532                                              "text", 0, NULL);
 533         hildon_touch_selector_set_column_selection_mode (HILDON_TOUCH_SELECTOR (selector),
 534                                                          HILDON_TOUCH_SELECTOR_SELECTION_MODE_MULTIPLE);
 535
 536         dialog = hildon_picker_dialog_new (window);
 537         gtk_window_set_title (GTK_WINDOW (dialog), (attachments_added > 1)?
 538                               _("mcen_ti_select_attachments_title"):_("mcen_ti_select_attachment_title"));
 539         hildon_picker_dialog_set_selector (HILDON_PICKER_DIALOG (dialog), HILDON_TOUCH_SELECTOR (selector));
 540         hildon_picker_dialog_set_done_label (HILDON_PICKER_DIALOG (dialog), _HL("wdgt_bd_done"));
 541
 542         response = gtk_dialog_run (GTK_DIALOG (dialog));
 543
 544         if (response == GTK_RESPONSE_OK) {
 545                 GList *selected_rows, *node;
 546
 547                 tny_list_remove_matches (att_list, match_all, NULL);
 548                 selected_rows = hildon_touch_selector_get_selected_rows (HILDON_TOUCH_SELECTOR (selector), 0);
 549                 for (node = selected_rows; node != NULL; node = g_list_next (node)) {
 550                         GtkTreePath *path;
 551                         GObject *selected;
 552                         GtkTreeIter iter;
 553
 554                         path = (GtkTreePath *) node->data;
 555                         gtk_tree_model_get_iter (model, &iter, path);
 556                         gtk_tree_model_get (model, &iter, 1, &selected, -1);
 557                         tny_list_append (att_list, selected);
 558                 }
 559                 if (tny_list_get_length (att_list) == 0)
 560                         result = FALSE;
 561
 562                 g_list_foreach (selected_rows, (GFunc) gtk_tree_path_free, NULL);
 563                 g_list_free (selected_rows);
 564         } else {
 565                 result = FALSE;
 566         }
 567
 568         gtk_widget_destroy (dialog);
 569
 570         g_object_unref (model);
 571
 572         return result;
 573 }
 574
 575 #ifdef MODEST_PLATFORM_MAEMO
 576 gboolean
 577 modest_maemo_utils_in_usb_mode ()
 578 {
 579         return modest_conf_get_bool (modest_runtime_get_conf (), INTERNAL_MMC_USB_MODE, NULL);
 580 }
 581 #endif
 582
 583 #ifdef MODEST_USE_IPHB
 584
 585 typedef struct _ModestHeartbeatSource {
 586         GSource source;
 587         iphb_t iphb;
 588         GPollFD poll;
 589         gint interval;
 590 } ModestHeartbeatSource;
 591
 592 static gboolean modest_heartbeat_prepare (GSource* source, gint *timeout)
 593 {
 594     *timeout = -1;
 595     return FALSE;
 596 }
 597
 598 static gboolean
 599 modest_heartbeat_check(GSource* source)
 600 {
 601         return ((ModestHeartbeatSource *) source)->poll.revents != 0;
 602 }
 603
 604 static gboolean modest_heartbeat_dispatch (GSource *source, GSourceFunc callback, gpointer userdata)
 605 {
 606     if (callback(userdata))
 607     {
 608             ModestHeartbeatSource *hb_source = (ModestHeartbeatSource *) source;
 609
 610             g_source_remove_poll (source, &(hb_source->poll));
 611
 612             int min = MAX(hb_source->interval - 30, 5);
 613             iphb_wait(hb_source->iphb, min, min + 60, 0);
 614
 615             hb_source->poll.fd = iphb_get_fd(hb_source->iphb);
 616             hb_source->poll.events = G_IO_IN;
 617             hb_source->poll.revents = 0;
 618
 619             g_source_add_poll(source, &(hb_source->poll));
 620
 621             return TRUE;
 622     } else {
 623             return FALSE;
 624     }
 625 }
 626
 627 static void
 628 modest_heartbeat_finalize (GSource* source)
 629 {
 630         ModestHeartbeatSource* hb_source = (ModestHeartbeatSource *) source;
 631         hb_source->iphb = iphb_close(hb_source->iphb);
 632 }
 633
 634 GSourceFuncs modest_heartbeat_funcs =
 635 {
 636   modest_heartbeat_prepare,
 637   modest_heartbeat_check,
 638   modest_heartbeat_dispatch,
 639   modest_heartbeat_finalize,
 640   NULL,
 641   NULL
 642 };
 643
 644 static GSource *
 645 modest_heartbeat_source_new (void)
 646 {
 647         GSource *source;
 648         ModestHeartbeatSource *hb_source;
 649         iphb_t iphb;
 650         int hb_interval;
 651
 652         source = NULL;
 653         hb_interval = 0;
 654
 655         iphb = iphb_open (&hb_interval);
 656
 657         if (iphb != 0) {
 658                 int min;
 659                 source = g_source_new (&modest_heartbeat_funcs, sizeof (ModestHeartbeatSource));
 660                 hb_source = (ModestHeartbeatSource *) source;
 661                 g_source_set_priority (source, G_PRIORITY_DEFAULT_IDLE);
 662                 hb_source->iphb = iphb;
 663                 hb_source->interval = hb_interval;
 664
 665                 min = MAX(hb_interval - 30, 5);
 666                 iphb_wait(hb_source->iphb, min, min + 60, 0);
 667
 668                 hb_source->poll.fd = iphb_get_fd(hb_source->iphb);
 669                 hb_source->poll.events = G_IO_IN;
 670                 hb_source->poll.revents = 0;
 671
 672                 g_source_add_poll(source, &(hb_source->poll));
 673         } else {
 674                 source = g_idle_source_new ();
 675         }
 676
 677         return source;
 678 }
 679
 680 guint
 681 modest_heartbeat_add (GSourceFunc function,
 682                       gpointer userdata)
 683 {
 684         GSource *source;
 685         guint id;
 686
 687         source = modest_heartbeat_source_new ();
 688         g_source_set_callback (source, function, userdata, NULL);
 689         id = g_source_attach (source, NULL);
 690         g_source_unref (source);
 691
 692         return id;
 693 }
 694
 695 #else
 696 guint
 697 modest_heartbeat_add (GSourceFunc function,
 698                       gpointer userdata)
 699 {
 700         return g_idle_add (function, userdata);
 701 }
 702 #endif