libempathy-gtk/empathy-roster-view.c

   1 #include "config.h"
   2
   3 #include "empathy-roster-view.h"
   4
   5 #include <glib/gi18n-lib.h>
   6
   7 #include <libempathy-gtk/empathy-roster-contact.h>
   8 #include <libempathy-gtk/empathy-roster-group.h>
   9 #include <libempathy-gtk/empathy-ui-utils.h>
  10
  11 G_DEFINE_TYPE (EmpathyRosterView, empathy_roster_view, EGG_TYPE_LIST_BOX)
  12
  13 /* Flashing delay for icons (milliseconds). */
  14 #define FLASH_TIMEOUT 500
  15
  16 enum
  17 {
  18   PROP_MANAGER = 1,
  19   PROP_SHOW_OFFLINE,
  20   PROP_SHOW_GROUPS,
  21   PROP_EMPTY,
  22   N_PROPS
  23 };
  24
  25 enum
  26 {
  27   SIG_INDIVIDUAL_ACTIVATED,
  28   SIG_POPUP_INDIVIDUAL_MENU,
  29   SIG_EVENT_ACTIVATED,
  30   SIG_INDIVIDUAL_TOOLTIP,
  31   LAST_SIGNAL
  32 };
  33
  34 static guint signals[LAST_SIGNAL];
  35
  36 #define NO_GROUP "X-no-group"
  37 #define UNGROUPED _("Ungrouped")
  38 #define TOP_GROUP _("Top Contacts")
  39
  40 struct _EmpathyRosterViewPriv
  41 {
  42   EmpathyIndividualManager *manager;
  43
  44   /* FolksIndividual (borrowed) -> GHashTable (
  45    * (gchar * group_name) -> EmpathyRosterContact (borrowed))
  46    *
  47    * When not using groups, this hash just have one element mapped
  48    * from the special NO_GROUP key. We could use it as a set but
  49    * I prefer to stay coherent in the way this hash is managed.
  50    */
  51   GHashTable *roster_contacts;
  52   /* (gchar *group_name) -> EmpathyRosterGroup (borrowed) */
  53   GHashTable *roster_groups;
  54   /* Hash of the EmpathyRosterContact currently displayed */
  55   GHashTable *displayed_contacts;
  56
  57   guint last_event_id;
  58   /* queue of (Event *). The most recent events are in the head of the queue
  59    * so we always display the icon of the oldest one. */
  60   GQueue *events;
  61   guint flash_id;
  62   gboolean display_flash_event;
  63
  64   gboolean show_offline;
  65   gboolean show_groups;
  66   gboolean empty;
  67
  68   EmpathyLiveSearch *search;
  69 };
  70
  71 typedef struct
  72 {
  73   guint id;
  74   FolksIndividual *individual;
  75   gchar *icon;
  76   gpointer user_data;
  77 } Event;
  78
  79 static Event *
  80 event_new (guint id,
  81     FolksIndividual *individual,
  82     const gchar *icon,
  83     gpointer user_data)
  84 {
  85   Event *event = g_slice_new (Event);
  86
  87   event->id = id;
  88   event->individual = g_object_ref (individual);
  89   event->icon = g_strdup (icon);
  90   event->user_data = user_data;
  91   return event;
  92 }
  93
  94 static void
  95 event_free (gpointer data)
  96 {
  97   Event *event = data;
  98   g_object_unref (event->individual);
  99   g_free (event->icon);
 100
 101   g_slice_free (Event, event);
 102 }
 103
 104 static void
 105 empathy_roster_view_get_property (GObject *object,
 106     guint property_id,
 107     GValue *value,
 108     GParamSpec *pspec)
 109 {
 110   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (object);
 111
 112   switch (property_id)
 113     {
 114       case PROP_MANAGER:
 115         g_value_set_object (value, self->priv->manager);
 116         break;
 117       case PROP_SHOW_OFFLINE:
 118         g_value_set_boolean (value, self->priv->show_offline);
 119         break;
 120       case PROP_SHOW_GROUPS:
 121         g_value_set_boolean (value, self->priv->show_groups);
 122         break;
 123       case PROP_EMPTY:
 124         g_value_set_boolean (value, self->priv->empty);
 125         break;
 126       default:
 127         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 128         break;
 129     }
 130 }
 131
 132 static void
 133 empathy_roster_view_set_property (GObject *object,
 134     guint property_id,
 135     const GValue *value,
 136     GParamSpec *pspec)
 137 {
 138   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (object);
 139
 140   switch (property_id)
 141     {
 142       case PROP_MANAGER:
 143         g_assert (self->priv->manager == NULL); /* construct only */
 144         self->priv->manager = g_value_dup_object (value);
 145         break;
 146       case PROP_SHOW_OFFLINE:
 147         empathy_roster_view_show_offline (self, g_value_get_boolean (value));
 148         break;
 149       case PROP_SHOW_GROUPS:
 150         empathy_roster_view_show_groups (self, g_value_get_boolean (value));
 151         break;
 152       default:
 153         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 154         break;
 155     }
 156 }
 157
 158 static void
 159 roster_contact_changed_cb (GtkWidget *child,
 160     GParamSpec *spec,
 161     EmpathyRosterView *self)
 162 {
 163   egg_list_box_child_changed (EGG_LIST_BOX (self), child);
 164 }
 165
 166 static GtkWidget *
 167 add_roster_contact (EmpathyRosterView *self,
 168     FolksIndividual *individual,
 169     const gchar *group)
 170 {
 171   GtkWidget *contact;
 172
 173   contact = empathy_roster_contact_new (individual, group);
 174
 175   /* Need to refilter if online is changed */
 176   g_signal_connect (contact, "notify::online",
 177       G_CALLBACK (roster_contact_changed_cb), self);
 178
 179   /* Need to resort if alias is changed */
 180   g_signal_connect (contact, "notify::alias",
 181       G_CALLBACK (roster_contact_changed_cb), self);
 182
 183   gtk_widget_show (contact);
 184   gtk_container_add (GTK_CONTAINER (self), contact);
 185
 186   return contact;
 187 }
 188
 189 static void
 190 group_expanded_cb (EmpathyRosterGroup *group,
 191     GParamSpec *spec,
 192     EmpathyRosterView *self)
 193 {
 194   GList *widgets, *l;
 195
 196   widgets = empathy_roster_group_get_widgets (group);
 197   for (l = widgets; l != NULL; l = g_list_next (l))
 198     {
 199       egg_list_box_child_changed (EGG_LIST_BOX (self), l->data);
 200     }
 201
 202   g_list_free (widgets);
 203 }
 204
 205 static EmpathyRosterGroup *
 206 lookup_roster_group (EmpathyRosterView *self,
 207     const gchar *group)
 208 {
 209   return g_hash_table_lookup (self->priv->roster_groups, group);
 210 }
 211
 212 static EmpathyRosterGroup *
 213 ensure_roster_group (EmpathyRosterView *self,
 214     const gchar *group)
 215 {
 216   GtkWidget *roster_group;
 217
 218   roster_group = (GtkWidget *) lookup_roster_group (self, group);
 219   if (roster_group != NULL)
 220     return EMPATHY_ROSTER_GROUP (roster_group);
 221
 222   if (!tp_strdiff (group, TOP_GROUP))
 223     roster_group = empathy_roster_group_new (group, "emblem-favorite-symbolic");
 224   else
 225     roster_group = empathy_roster_group_new (group, NULL);
 226
 227   g_signal_connect (roster_group, "notify::expanded",
 228       G_CALLBACK (group_expanded_cb), self);
 229
 230   gtk_widget_show (roster_group);
 231   gtk_container_add (GTK_CONTAINER (self), roster_group);
 232
 233   g_hash_table_insert (self->priv->roster_groups, g_strdup (group),
 234       roster_group);
 235
 236   return EMPATHY_ROSTER_GROUP (roster_group);
 237 }
 238
 239 static void
 240 update_group_widgets (EmpathyRosterView *self,
 241     EmpathyRosterGroup *group,
 242     EmpathyRosterContact *contact,
 243     gboolean add)
 244 {
 245   guint old_count, count;
 246
 247   old_count = empathy_roster_group_get_widgets_count (group);
 248
 249   if (add)
 250     count = empathy_roster_group_add_widget (group, GTK_WIDGET (contact));
 251   else
 252     count = empathy_roster_group_remove_widget (group, GTK_WIDGET (contact));
 253
 254   if (count != old_count)
 255     egg_list_box_child_changed (EGG_LIST_BOX (self), GTK_WIDGET (group));
 256 }
 257
 258 static void
 259 add_to_group (EmpathyRosterView *self,
 260     FolksIndividual *individual,
 261     const gchar *group)
 262 {
 263   GtkWidget *contact;
 264   GHashTable *contacts;
 265   EmpathyRosterGroup *roster_group = NULL;
 266
 267   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
 268   if (contacts == NULL)
 269     return;
 270
 271   if (tp_strdiff (group, NO_GROUP))
 272     roster_group = ensure_roster_group (self, group);
 273
 274   contact = add_roster_contact (self, individual, group);
 275   g_hash_table_insert (contacts, g_strdup (group), contact);
 276
 277   if (roster_group != NULL)
 278     {
 279       update_group_widgets (self, roster_group,
 280           EMPATHY_ROSTER_CONTACT (contact), TRUE);
 281     }
 282 }
 283
 284 static void
 285 individual_added (EmpathyRosterView *self,
 286     FolksIndividual *individual)
 287 {
 288   GHashTable *contacts;
 289
 290   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
 291   if (contacts != NULL)
 292     return;
 293
 294   contacts = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
 295
 296   g_hash_table_insert (self->priv->roster_contacts, individual, contacts);
 297
 298   if (!self->priv->show_groups)
 299     {
 300       add_to_group (self, individual, NO_GROUP);
 301     }
 302   else
 303     {
 304       GeeSet *groups;
 305       GList *tops;
 306
 307       tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
 308
 309       if (folks_favourite_details_get_is_favourite (
 310             FOLKS_FAVOURITE_DETAILS (individual)) ||
 311           g_list_index (tops, individual) != -1)
 312         {
 313           add_to_group (self, individual, TOP_GROUP);
 314         }
 315
 316       groups = folks_group_details_get_groups (
 317           FOLKS_GROUP_DETAILS (individual));
 318
 319       if (gee_collection_get_size (GEE_COLLECTION (groups)) > 0)
 320         {
 321           GeeIterator *iter = gee_iterable_iterator (GEE_ITERABLE (groups));
 322
 323           while (iter != NULL && gee_iterator_next (iter))
 324             {
 325               gchar *group = gee_iterator_get (iter);
 326
 327               add_to_group (self, individual, group);
 328
 329               g_free (group);
 330             }
 331
 332           g_clear_object (&iter);
 333         }
 334       else
 335         {
 336           /* No group, adds to Ungrouped */
 337           add_to_group (self, individual, UNGROUPED);
 338         }
 339     }
 340 }
 341
 342 static void
 343 set_event_icon_on_individual (EmpathyRosterView *self,
 344     FolksIndividual *individual,
 345     const gchar *icon)
 346 {
 347   GHashTable *contacts;
 348   GHashTableIter iter;
 349   gpointer v;
 350
 351   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
 352   if (contacts == NULL)
 353     return;
 354
 355   g_hash_table_iter_init (&iter, contacts);
 356   while (g_hash_table_iter_next (&iter, NULL, &v))
 357     {
 358       EmpathyRosterContact *contact =v;
 359
 360       empathy_roster_contact_set_event_icon (contact, icon);
 361     }
 362 }
 363
 364 static void
 365 flash_event (Event *event,
 366     EmpathyRosterView *self)
 367 {
 368   set_event_icon_on_individual (self, event->individual, event->icon);
 369 }
 370
 371 static void
 372 unflash_event (Event *event,
 373     EmpathyRosterView *self)
 374 {
 375   set_event_icon_on_individual (self, event->individual, NULL);
 376 }
 377
 378 static gboolean
 379 flash_cb (gpointer data)
 380 {
 381   EmpathyRosterView *self = data;
 382
 383   if (self->priv->display_flash_event)
 384     {
 385       g_queue_foreach (self->priv->events, (GFunc) flash_event, self);
 386       self->priv->display_flash_event = FALSE;
 387     }
 388   else
 389     {
 390       g_queue_foreach (self->priv->events, (GFunc) unflash_event, self);
 391       self->priv->display_flash_event = TRUE;
 392     }
 393
 394   return TRUE;
 395 }
 396
 397 static void
 398 start_flashing (EmpathyRosterView *self)
 399 {
 400   if (self->priv->flash_id != 0)
 401     return;
 402
 403   self->priv->display_flash_event = TRUE;
 404
 405   self->priv->flash_id = g_timeout_add (FLASH_TIMEOUT,
 406       flash_cb, self);
 407 }
 408
 409 static void
 410 stop_flashing (EmpathyRosterView *self)
 411 {
 412   if (self->priv->flash_id == 0)
 413     return;
 414
 415   g_source_remove (self->priv->flash_id);
 416   self->priv->flash_id = 0;
 417 }
 418
 419 static void
 420 remove_event (EmpathyRosterView *self,
 421     Event *event)
 422 {
 423   unflash_event (event, self);
 424   g_queue_remove (self->priv->events, event);
 425
 426   if (g_queue_get_length (self->priv->events) == 0)
 427     {
 428       stop_flashing (self);
 429     }
 430 }
 431
 432 static void
 433 remove_all_individual_event (EmpathyRosterView *self,
 434     FolksIndividual *individual)
 435 {
 436   GList *l;
 437
 438   for (l = g_queue_peek_head_link (self->priv->events); l != NULL;
 439       l = g_list_next (l))
 440     {
 441       Event *event = l->data;
 442
 443       if (event->individual == individual)
 444         {
 445           remove_event (self, event);
 446           return;
 447         }
 448     }
 449 }
 450
 451 static void
 452 individual_removed (EmpathyRosterView *self,
 453     FolksIndividual *individual)
 454 {
 455   GHashTable *contacts;
 456   GHashTableIter iter;
 457   gpointer key, value;
 458
 459   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
 460   if (contacts == NULL)
 461     return;
 462
 463   remove_all_individual_event (self, individual);
 464
 465   g_hash_table_iter_init (&iter, contacts);
 466   while (g_hash_table_iter_next (&iter, &key, &value))
 467     {
 468       const gchar *group_name = key;
 469       GtkWidget *contact = value;
 470       EmpathyRosterGroup *group;
 471
 472       group = lookup_roster_group (self, group_name);
 473       if (group != NULL)
 474         {
 475           update_group_widgets (self, group,
 476               EMPATHY_ROSTER_CONTACT (contact), FALSE);
 477         }
 478
 479       gtk_container_remove (GTK_CONTAINER (self), contact);
 480     }
 481
 482   g_hash_table_remove (self->priv->roster_contacts, individual);
 483 }
 484
 485 static void
 486 members_changed_cb (EmpathyIndividualManager *manager,
 487     const gchar *message,
 488     GList *added,
 489     GList *removed,
 490     TpChannelGroupChangeReason reason,
 491     EmpathyRosterView *self)
 492 {
 493   GList *l;
 494
 495   for (l = added; l != NULL; l = g_list_next (l))
 496     {
 497       FolksIndividual *individual = l->data;
 498
 499       individual_added (self, individual);
 500     }
 501
 502   for (l = removed; l != NULL; l = g_list_next (l))
 503     {
 504       FolksIndividual *individual = l->data;
 505
 506       individual_removed (self, individual);
 507     }
 508 }
 509
 510 static gint
 511 compare_roster_contacts_by_alias (EmpathyRosterContact *a,
 512     EmpathyRosterContact *b)
 513 {
 514   FolksIndividual *ind_a, *ind_b;
 515   const gchar *alias_a, *alias_b;
 516
 517   ind_a = empathy_roster_contact_get_individual (a);
 518   ind_b = empathy_roster_contact_get_individual (b);
 519
 520   alias_a = folks_alias_details_get_alias (FOLKS_ALIAS_DETAILS (ind_a));
 521   alias_b = folks_alias_details_get_alias (FOLKS_ALIAS_DETAILS (ind_b));
 522
 523   return g_ascii_strcasecmp (alias_a, alias_b);
 524 }
 525
 526 static gboolean
 527 contact_is_favourite (EmpathyRosterContact *contact)
 528 {
 529   FolksIndividual *individual;
 530
 531   individual = empathy_roster_contact_get_individual (contact);
 532
 533   return folks_favourite_details_get_is_favourite (
 534       FOLKS_FAVOURITE_DETAILS (individual));
 535 }
 536
 537 static gboolean
 538 contact_in_top (EmpathyRosterView *self,
 539     EmpathyRosterContact *contact)
 540 {
 541   FolksIndividual *individual;
 542   GList *tops;
 543
 544   if (contact_is_favourite (contact))
 545     return TRUE;
 546
 547   individual = empathy_roster_contact_get_individual (contact);
 548
 549   tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
 550
 551   if (g_list_index (tops, individual) != -1)
 552     return TRUE;
 553
 554   return FALSE;
 555 }
 556
 557 static gint
 558 compare_roster_contacts_no_group (EmpathyRosterView *self,
 559     EmpathyRosterContact *a,
 560     EmpathyRosterContact *b)
 561 {
 562   gboolean top_a, top_b;
 563
 564   top_a = contact_in_top (self, a);
 565   top_b = contact_in_top (self, b);
 566
 567   if (top_a == top_b)
 568     /* Both contacts are in the top of the roster (or not). Sort them
 569      * alphabetically */
 570     return compare_roster_contacts_by_alias (a, b);
 571   else if (top_a)
 572     return -1;
 573   else
 574     return 1;
 575 }
 576
 577 static gint
 578 compare_group_names (const gchar *group_a,
 579     const gchar *group_b)
 580 {
 581   if (!tp_strdiff (group_a, TOP_GROUP))
 582     return -1;
 583
 584   if (!tp_strdiff (group_b, TOP_GROUP))
 585     return 1;
 586
 587   return g_ascii_strcasecmp (group_a, group_b);
 588 }
 589
 590 static gint
 591 compare_roster_contacts_with_groups (EmpathyRosterView *self,
 592     EmpathyRosterContact *a,
 593     EmpathyRosterContact *b)
 594 {
 595   const gchar *group_a, *group_b;
 596
 597   group_a = empathy_roster_contact_get_group (a);
 598   group_b = empathy_roster_contact_get_group (b);
 599
 600   if (!tp_strdiff (group_a, group_b))
 601     /* Same group, compare the contacts */
 602     return compare_roster_contacts_by_alias (a, b);
 603
 604   /* Sort by group */
 605   return compare_group_names (group_a, group_b);
 606 }
 607
 608 static gint
 609 compare_roster_contacts (EmpathyRosterView *self,
 610     EmpathyRosterContact *a,
 611     EmpathyRosterContact *b)
 612 {
 613   if (!self->priv->show_groups)
 614     return compare_roster_contacts_no_group (self, a, b);
 615   else
 616     return compare_roster_contacts_with_groups (self, a, b);
 617 }
 618
 619 static gint
 620 compare_roster_groups (EmpathyRosterGroup *a,
 621     EmpathyRosterGroup *b)
 622 {
 623   const gchar *name_a, *name_b;
 624
 625   name_a = empathy_roster_group_get_name (a);
 626   name_b = empathy_roster_group_get_name (b);
 627
 628   return compare_group_names (name_a, name_b);
 629 }
 630
 631 static gint
 632 compare_contact_group (EmpathyRosterContact *contact,
 633     EmpathyRosterGroup *group)
 634 {
 635   const char *contact_group, *group_name;
 636
 637   contact_group = empathy_roster_contact_get_group (contact);
 638   group_name = empathy_roster_group_get_name (group);
 639
 640   if (!tp_strdiff (contact_group, group_name))
 641     /* @contact is in @group, @group has to be displayed first */
 642     return 1;
 643
 644   /* @contact is in a different group, sort by group name */
 645   return compare_group_names (contact_group, group_name);
 646 }
 647
 648 static gint
 649 roster_view_sort (gconstpointer a,
 650     gconstpointer b,
 651     gpointer user_data)
 652 {
 653   EmpathyRosterView *self = user_data;
 654
 655   if (EMPATHY_IS_ROSTER_CONTACT (a) && EMPATHY_IS_ROSTER_CONTACT (b))
 656     return compare_roster_contacts (self, EMPATHY_ROSTER_CONTACT (a),
 657         EMPATHY_ROSTER_CONTACT (b));
 658   else if (EMPATHY_IS_ROSTER_GROUP (a) && EMPATHY_IS_ROSTER_GROUP (b))
 659     return compare_roster_groups (EMPATHY_ROSTER_GROUP (a),
 660         EMPATHY_ROSTER_GROUP (b));
 661   else if (EMPATHY_IS_ROSTER_CONTACT (a) && EMPATHY_IS_ROSTER_GROUP (b))
 662     return compare_contact_group (EMPATHY_ROSTER_CONTACT (a),
 663         EMPATHY_ROSTER_GROUP (b));
 664   else if (EMPATHY_IS_ROSTER_GROUP (a) && EMPATHY_IS_ROSTER_CONTACT (b))
 665     return -1 * compare_contact_group (EMPATHY_ROSTER_CONTACT (b),
 666         EMPATHY_ROSTER_GROUP (a));
 667
 668   g_return_val_if_reached (0);
 669 }
 670
 671 static void
 672 update_separator (GtkWidget **separator,
 673     GtkWidget *child,
 674     GtkWidget *before,
 675     gpointer user_data)
 676 {
 677   if (before == NULL)
 678     {
 679       /* No separator before the first row */
 680       g_clear_object (separator);
 681       return;
 682     }
 683
 684   if (*separator != NULL)
 685     return;
 686
 687   *separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
 688   g_object_ref_sink (*separator);
 689 }
 690
 691 static gboolean
 692 is_searching (EmpathyRosterView *self)
 693 {
 694   if (self->priv->search == NULL)
 695     return FALSE;
 696
 697   return gtk_widget_get_visible (GTK_WIDGET (self->priv->search));
 698 }
 699
 700 static void
 701 update_empty (EmpathyRosterView *self,
 702     gboolean empty)
 703 {
 704   if (self->priv->empty == empty)
 705     return;
 706
 707   self->priv->empty = empty;
 708   g_object_notify (G_OBJECT (self), "empty");
 709 }
 710
 711 static void
 712 add_to_displayed (EmpathyRosterView *self,
 713     EmpathyRosterContact *contact)
 714 {
 715   FolksIndividual *individual;
 716   GHashTable *contacts;
 717   GHashTableIter iter;
 718   gpointer k;
 719
 720   if (g_hash_table_lookup (self->priv->displayed_contacts, contact) != NULL)
 721     return;
 722
 723   g_hash_table_add (self->priv->displayed_contacts, contact);
 724   update_empty (self, FALSE);
 725
 726   /* Groups of this contact may now be displayed if we just displays the first
 727    * child in this group. */
 728   individual = empathy_roster_contact_get_individual (contact);
 729   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
 730   if (contacts == NULL)
 731     return;
 732
 733   g_hash_table_iter_init (&iter, contacts);
 734   while (g_hash_table_iter_next (&iter, &k, NULL))
 735     {
 736       const gchar *group_name = k;
 737       GtkWidget *group;
 738
 739       group = g_hash_table_lookup (self->priv->roster_groups, group_name);
 740       if (group == NULL)
 741         continue;
 742
 743       egg_list_box_child_changed (EGG_LIST_BOX (self), group);
 744     }
 745 }
 746
 747 static void
 748 remove_from_displayed (EmpathyRosterView *self,
 749     EmpathyRosterContact *contact)
 750 {
 751   g_hash_table_remove (self->priv->displayed_contacts, contact);
 752
 753   if (g_hash_table_size (self->priv->displayed_contacts) == 0)
 754     update_empty (self, TRUE);
 755 }
 756
 757 /**
 758  * check if @contact should be displayed according to @self's current status
 759  * and without consideration for the state of @contact's groups.
 760  */
 761 static gboolean
 762 contact_should_be_displayed (EmpathyRosterView *self,
 763     EmpathyRosterContact *contact)
 764 {
 765   if (is_searching (self))
 766     {
 767       FolksIndividual *individual;
 768
 769       individual = empathy_roster_contact_get_individual (contact);
 770
 771       return empathy_individual_match_string (individual,
 772           empathy_live_search_get_text (self->priv->search),
 773           empathy_live_search_get_words (self->priv->search));
 774     }
 775   else
 776     {
 777       if (self->priv->show_offline)
 778         {
 779           return TRUE;
 780         }
 781       else if (!self->priv->show_groups &&
 782           contact_is_favourite (contact))
 783         {
 784           /* Always display favourite contacts in non-group mode. In the group
 785            * mode we'll display only the one in the 'top' section. */
 786           return TRUE;
 787         }
 788       else
 789         {
 790           return empathy_roster_contact_is_online (contact);
 791         }
 792     }
 793 }
 794
 795 static gboolean
 796 filter_contact (EmpathyRosterView *self,
 797     EmpathyRosterContact *contact)
 798 {
 799   gboolean displayed;
 800
 801   displayed = contact_should_be_displayed (self, contact);
 802
 803   if (self->priv->show_groups)
 804     {
 805       const gchar *group_name;
 806       EmpathyRosterGroup *group;
 807
 808       group_name = empathy_roster_contact_get_group (contact);
 809       group = lookup_roster_group (self, group_name);
 810
 811       if (!tp_strdiff (group_name, TOP_GROUP) &&
 812           contact_is_favourite (contact))
 813         displayed = TRUE;
 814
 815       if (group != NULL)
 816         {
 817           /* When searching, always display even if the group is closed */
 818           if (!is_searching (self) &&
 819               !gtk_expander_get_expanded (GTK_EXPANDER (group)))
 820             displayed = FALSE;
 821         }
 822     }
 823
 824   if (displayed)
 825     {
 826       add_to_displayed (self, contact);
 827     }
 828   else
 829     {
 830       remove_from_displayed (self, contact);
 831     }
 832
 833   return displayed;
 834 }
 835
 836 static gboolean
 837 filter_group (EmpathyRosterView *self,
 838     EmpathyRosterGroup *group)
 839 {
 840   GList *widgets, *l;
 841
 842   /* Display the group if it contains at least one displayed contact */
 843   widgets = empathy_roster_group_get_widgets (group);
 844   for (l = widgets; l != NULL; l = g_list_next (l))
 845     {
 846       EmpathyRosterContact *contact = l->data;
 847
 848       if (contact_should_be_displayed (self, contact))
 849         return TRUE;
 850     }
 851
 852   return FALSE;
 853 }
 854
 855 static gboolean
 856 filter_list (GtkWidget *child,
 857     gpointer user_data)
 858 {
 859   EmpathyRosterView *self = user_data;
 860
 861   if (EMPATHY_IS_ROSTER_CONTACT (child))
 862     return filter_contact (self, EMPATHY_ROSTER_CONTACT (child));
 863
 864   else if (EMPATHY_IS_ROSTER_GROUP (child))
 865     return filter_group (self, EMPATHY_ROSTER_GROUP (child));
 866
 867   g_return_val_if_reached (FALSE);
 868 }
 869
 870 /* @list: GList of EmpathyRosterContact
 871  *
 872  * Returns: %TRUE if @list contains an EmpathyRosterContact associated with
 873  * @individual */
 874 static gboolean
 875 individual_in_list (FolksIndividual *individual,
 876     GList *list)
 877 {
 878   GList *l;
 879
 880   for (l = list; l != NULL; l = g_list_next (l))
 881     {
 882       EmpathyRosterContact *contact = l->data;
 883
 884       if (empathy_roster_contact_get_individual (contact) == individual)
 885         return TRUE;
 886     }
 887
 888   return FALSE;
 889 }
 890
 891 static void
 892 populate_view (EmpathyRosterView *self)
 893 {
 894   GList *individuals, *l;
 895
 896   individuals = empathy_individual_manager_get_members (self->priv->manager);
 897   for (l = individuals; l != NULL; l = g_list_next (l))
 898     {
 899       FolksIndividual *individual = l->data;
 900
 901       individual_added (self, individual);
 902     }
 903
 904   g_list_free (individuals);
 905 }
 906
 907 static void
 908 remove_from_group (EmpathyRosterView *self,
 909     FolksIndividual *individual,
 910     const gchar *group)
 911 {
 912   GHashTable *contacts;
 913   GtkWidget *contact;
 914   EmpathyRosterGroup *roster_group;
 915
 916   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
 917   if (contacts == NULL)
 918     return;
 919
 920   contact = g_hash_table_lookup (contacts, group);
 921   if (contact == NULL)
 922     return;
 923
 924   g_hash_table_remove (contacts, group);
 925
 926   if (g_hash_table_size (contacts) == 0)
 927     {
 928       add_to_group (self, individual, UNGROUPED);
 929     }
 930
 931   roster_group = lookup_roster_group (self, group);
 932
 933   if (roster_group != NULL)
 934     {
 935       update_group_widgets (self, roster_group,
 936           EMPATHY_ROSTER_CONTACT (contact), FALSE);
 937     }
 938
 939   gtk_container_remove (GTK_CONTAINER (self), contact);
 940 }
 941
 942 static void
 943 update_top_contacts (EmpathyRosterView *self)
 944 {
 945   GList *tops, *l;
 946   GList *to_add = NULL, *to_remove = NULL;
 947   EmpathyRosterGroup *group;
 948
 949   if (!self->priv->show_groups)
 950     {
 951       egg_list_box_resort (EGG_LIST_BOX (self));
 952       return;
 953     }
 954
 955   tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
 956
 957   group = g_hash_table_lookup (self->priv->roster_groups, TOP_GROUP);
 958   if (group == NULL)
 959     {
 960       to_add = g_list_copy (tops);
 961     }
 962   else
 963     {
 964       GList *contacts;
 965
 966       contacts = empathy_roster_group_get_widgets (group);
 967
 968       /* Check which EmpathyRosterContact have to be removed */
 969       for (l = contacts; l != NULL; l = g_list_next (l))
 970         {
 971           EmpathyRosterContact *contact = l->data;
 972           FolksIndividual *individual;
 973
 974           if (contact_is_favourite (contact))
 975             continue;
 976
 977           individual = empathy_roster_contact_get_individual (contact);
 978
 979           if (g_list_find (tops, individual) == NULL)
 980             to_remove = g_list_prepend (to_remove, individual);
 981         }
 982
 983       /* Check which EmpathyRosterContact have to be added */
 984       for (l = tops; l != NULL; l = g_list_next (l))
 985         {
 986           FolksIndividual *individual = l->data;
 987
 988           if (!individual_in_list (individual, contacts))
 989             to_add = g_list_prepend (to_add, individual);
 990         }
 991     }
 992
 993   for (l = to_add; l != NULL; l = g_list_next (l))
 994     add_to_group (self, l->data, TOP_GROUP);
 995
 996   for (l = to_remove; l != NULL; l = g_list_next (l))
 997     remove_from_group (self, l->data, TOP_GROUP);
 998
 999   g_list_free (to_add);
1000   g_list_free (to_remove);
1001 }
1002
1003 static void
1004 groups_changed_cb (EmpathyIndividualManager *manager,
1005     FolksIndividual *individual,
1006     gchar *group,
1007     gboolean is_member,
1008     EmpathyRosterView *self)
1009 {
1010   if (!self->priv->show_groups)
1011     return;
1012
1013   if (is_member)
1014     {
1015       add_to_group (self, individual, group);
1016     }
1017   else
1018     {
1019       remove_from_group (self, individual, group);
1020     }
1021 }
1022
1023 static void
1024 top_individuals_changed_cb (EmpathyIndividualManager *manager,
1025     GParamSpec *spec,
1026     EmpathyRosterView *self)
1027 {
1028   update_top_contacts (self);
1029 }
1030
1031 static void
1032 favourites_changed_cb (EmpathyIndividualManager *manager,
1033     FolksIndividual *individual,
1034     gboolean favourite,
1035     EmpathyRosterView *self)
1036 {
1037   GHashTable *contacts;
1038
1039   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
1040   if (contacts == NULL)
1041     return;
1042
1043   if (self->priv->show_groups)
1044     {
1045       if (favourite)
1046         add_to_group (self, individual, TOP_GROUP);
1047       else
1048         remove_from_group (self, individual, TOP_GROUP);
1049     }
1050   else
1051     {
1052       GtkWidget *contact;
1053
1054       contact = g_hash_table_lookup (contacts, NO_GROUP);
1055       if (contact == NULL)
1056         return;
1057
1058       egg_list_box_child_changed (EGG_LIST_BOX (self), contact);
1059     }
1060 }
1061
1062 static void
1063 empathy_roster_view_constructed (GObject *object)
1064 {
1065   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (object);
1066   void (*chain_up) (GObject *) =
1067       ((GObjectClass *) empathy_roster_view_parent_class)->constructed;
1068
1069   if (chain_up != NULL)
1070     chain_up (object);
1071
1072   g_assert (EMPATHY_IS_INDIVIDUAL_MANAGER (self->priv->manager));
1073
1074   populate_view (self);
1075
1076   tp_g_signal_connect_object (self->priv->manager, "members-changed",
1077       G_CALLBACK (members_changed_cb), self, 0);
1078   tp_g_signal_connect_object (self->priv->manager, "groups-changed",
1079       G_CALLBACK (groups_changed_cb), self, 0);
1080   tp_g_signal_connect_object (self->priv->manager, "notify::top-individuals",
1081       G_CALLBACK (top_individuals_changed_cb), self, 0);
1082   tp_g_signal_connect_object (self->priv->manager, "notify::favourites-changed",
1083       G_CALLBACK (favourites_changed_cb), self, 0);
1084
1085   egg_list_box_set_sort_func (EGG_LIST_BOX (self),
1086       roster_view_sort, self, NULL);
1087
1088   egg_list_box_set_separator_funcs (EGG_LIST_BOX (self), update_separator,
1089       self, NULL);
1090
1091   egg_list_box_set_filter_func (EGG_LIST_BOX (self), filter_list, self, NULL);
1092
1093   egg_list_box_set_activate_on_single_click (EGG_LIST_BOX (self), FALSE);
1094 }
1095
1096 static void
1097 empathy_roster_view_dispose (GObject *object)
1098 {
1099   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (object);
1100   void (*chain_up) (GObject *) =
1101       ((GObjectClass *) empathy_roster_view_parent_class)->dispose;
1102
1103   stop_flashing (self);
1104
1105   empathy_roster_view_set_live_search (self, NULL);
1106   g_clear_object (&self->priv->manager);
1107
1108   if (chain_up != NULL)
1109     chain_up (object);
1110 }
1111
1112 static void
1113 empathy_roster_view_finalize (GObject *object)
1114 {
1115   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (object);
1116   void (*chain_up) (GObject *) =
1117       ((GObjectClass *) empathy_roster_view_parent_class)->finalize;
1118
1119   g_hash_table_unref (self->priv->roster_contacts);
1120   g_hash_table_unref (self->priv->roster_groups);
1121   g_hash_table_unref (self->priv->displayed_contacts);
1122   g_queue_free_full (self->priv->events, event_free);
1123
1124   if (chain_up != NULL)
1125     chain_up (object);
1126 }
1127
1128 static void
1129 empathy_roster_view_child_activated (EggListBox *box,
1130     GtkWidget *child)
1131 {
1132   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (box);
1133   EmpathyRosterContact *contact;
1134   FolksIndividual *individual;
1135   GList *l;
1136
1137   if (!EMPATHY_IS_ROSTER_CONTACT (child))
1138     return;
1139
1140   contact = EMPATHY_ROSTER_CONTACT (child);
1141   individual = empathy_roster_contact_get_individual (contact);
1142
1143   /* Activate the oldest event associated with this contact, if any */
1144   for (l = g_queue_peek_tail_link (self->priv->events); l != NULL;
1145       l = g_list_previous (l))
1146     {
1147       Event *event = l->data;
1148
1149       if (event->individual == individual)
1150         {
1151           g_signal_emit (box, signals[SIG_EVENT_ACTIVATED], 0, individual,
1152               event->user_data);
1153           return;
1154         }
1155     }
1156
1157   g_signal_emit (box, signals[SIG_INDIVIDUAL_ACTIVATED], 0, individual);
1158 }
1159
1160 static void
1161 fire_popup_individual_menu (EmpathyRosterView *self,
1162     GtkWidget *child,
1163     guint button,
1164     guint time)
1165 {
1166   EmpathyRosterContact *contact;
1167   FolksIndividual *individual;
1168
1169   if (!EMPATHY_IS_ROSTER_CONTACT (child))
1170     return;
1171
1172   contact = EMPATHY_ROSTER_CONTACT (child);
1173   individual = empathy_roster_contact_get_individual (contact);
1174
1175   g_signal_emit (self, signals[SIG_POPUP_INDIVIDUAL_MENU], 0,
1176       individual, button, time);
1177 }
1178
1179 static gboolean
1180 empathy_roster_view_button_press_event (GtkWidget *widget,
1181     GdkEventButton *event)
1182 {
1183   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (widget);
1184   gboolean (*chain_up) (GtkWidget *, GdkEventButton *) =
1185       ((GtkWidgetClass *) empathy_roster_view_parent_class)->button_press_event;
1186
1187   if (event->button == 3)
1188     {
1189       GtkWidget *child;
1190
1191       child = egg_list_box_get_child_at_y (EGG_LIST_BOX (self), event->y);
1192
1193       if (child != NULL)
1194         {
1195           egg_list_box_select_child (EGG_LIST_BOX (self), child);
1196
1197           fire_popup_individual_menu (self, child, event->button, event->time);
1198         }
1199     }
1200
1201   return chain_up (widget, event);
1202 }
1203
1204 static gboolean
1205 empathy_roster_view_key_press_event (GtkWidget *widget,
1206     GdkEventKey *event)
1207 {
1208   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (widget);
1209   gboolean (*chain_up) (GtkWidget *, GdkEventKey *) =
1210       ((GtkWidgetClass *) empathy_roster_view_parent_class)->key_press_event;
1211
1212   if (event->keyval == GDK_KEY_Menu)
1213     {
1214       GtkWidget *child;
1215
1216       child = egg_list_box_get_selected_child (EGG_LIST_BOX (self));
1217
1218       if (child != NULL)
1219         fire_popup_individual_menu (self, child, 0, event->time);
1220     }
1221
1222   return chain_up (widget, event);
1223 }
1224
1225 static gboolean
1226 empathy_roster_view_query_tooltip (GtkWidget *widget,
1227     gint x,
1228     gint y,
1229     gboolean keyboard_mode,
1230     GtkTooltip *tooltip)
1231 {
1232   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (widget);
1233   GtkWidget *child;
1234   EmpathyRosterContact *contact;
1235   FolksIndividual *individual;
1236   gboolean result;
1237
1238   child = egg_list_box_get_child_at_y (EGG_LIST_BOX (self), y);
1239   if (!EMPATHY_IS_ROSTER_CONTACT (child))
1240     return FALSE;
1241
1242   contact = EMPATHY_ROSTER_CONTACT (child);
1243   individual = empathy_roster_contact_get_individual (contact);
1244
1245   g_signal_emit (self, signals[SIG_INDIVIDUAL_TOOLTIP], 0,
1246       individual, keyboard_mode, tooltip, &result);
1247
1248   if (result)
1249     {
1250       GtkAllocation allocation;
1251
1252       gtk_widget_get_allocation (child, &allocation);
1253       gtk_tooltip_set_tip_area (tooltip, (GdkRectangle *) &allocation);
1254     }
1255
1256   return result;
1257 }
1258
1259 static void
1260 empathy_roster_view_remove (GtkContainer *container,
1261     GtkWidget *widget)
1262 {
1263   EmpathyRosterView *self = EMPATHY_ROSTER_VIEW (container);
1264   void (*chain_up) (GtkContainer *, GtkWidget *) =
1265       ((GtkContainerClass *) empathy_roster_view_parent_class)->remove;
1266
1267   chain_up (container, widget);
1268
1269   if (EMPATHY_IS_ROSTER_CONTACT (widget))
1270     remove_from_displayed (self, (EmpathyRosterContact *) widget);
1271 }
1272
1273 static void
1274 empathy_roster_view_class_init (
1275     EmpathyRosterViewClass *klass)
1276 {
1277   GObjectClass *oclass = G_OBJECT_CLASS (klass);
1278   EggListBoxClass *box_class = EGG_LIST_BOX_CLASS (klass);
1279   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
1280   GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
1281   GParamSpec *spec;
1282
1283   oclass->get_property = empathy_roster_view_get_property;
1284   oclass->set_property = empathy_roster_view_set_property;
1285   oclass->constructed = empathy_roster_view_constructed;
1286   oclass->dispose = empathy_roster_view_dispose;
1287   oclass->finalize = empathy_roster_view_finalize;
1288
1289   widget_class->button_press_event = empathy_roster_view_button_press_event;
1290   widget_class->key_press_event = empathy_roster_view_key_press_event;
1291   widget_class->query_tooltip = empathy_roster_view_query_tooltip;
1292
1293   container_class->remove = empathy_roster_view_remove;
1294
1295   box_class->child_activated = empathy_roster_view_child_activated;
1296
1297   spec = g_param_spec_object ("manager", "Manager",
1298       "EmpathyIndividualManager",
1299       EMPATHY_TYPE_INDIVIDUAL_MANAGER,
1300       G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
1301   g_object_class_install_property (oclass, PROP_MANAGER, spec);
1302
1303   spec = g_param_spec_boolean ("show-offline", "Show Offline",
1304       "Show offline contacts",
1305       FALSE,
1306       G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1307   g_object_class_install_property (oclass, PROP_SHOW_OFFLINE, spec);
1308
1309   spec = g_param_spec_boolean ("show-groups", "Show Groups",
1310       "Show groups",
1311       FALSE,
1312       G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1313   g_object_class_install_property (oclass, PROP_SHOW_GROUPS, spec);
1314
1315   spec = g_param_spec_boolean ("empty", "Empty",
1316       "Is the view currently empty?",
1317       FALSE,
1318       G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
1319   g_object_class_install_property (oclass, PROP_EMPTY, spec);
1320
1321   signals[SIG_INDIVIDUAL_ACTIVATED] = g_signal_new ("individual-activated",
1322       G_OBJECT_CLASS_TYPE (klass),
1323       G_SIGNAL_RUN_LAST,
1324       0, NULL, NULL, NULL,
1325       G_TYPE_NONE,
1326       1, FOLKS_TYPE_INDIVIDUAL);
1327
1328   signals[SIG_POPUP_INDIVIDUAL_MENU] = g_signal_new ("popup-individual-menu",
1329       G_OBJECT_CLASS_TYPE (klass),
1330       G_SIGNAL_RUN_LAST,
1331       0, NULL, NULL, NULL,
1332       G_TYPE_NONE,
1333       3, FOLKS_TYPE_INDIVIDUAL, G_TYPE_UINT, G_TYPE_UINT);
1334
1335   signals[SIG_EVENT_ACTIVATED] = g_signal_new ("event-activated",
1336       G_OBJECT_CLASS_TYPE (klass),
1337       G_SIGNAL_RUN_LAST,
1338       0, NULL, NULL, NULL,
1339       G_TYPE_NONE,
1340       2, FOLKS_TYPE_INDIVIDUAL, G_TYPE_POINTER);
1341
1342   signals[SIG_INDIVIDUAL_TOOLTIP] = g_signal_new ("individual-tooltip",
1343       G_OBJECT_CLASS_TYPE (klass),
1344       G_SIGNAL_RUN_LAST,
1345       0, g_signal_accumulator_true_handled, NULL, NULL,
1346       G_TYPE_BOOLEAN,
1347       3, FOLKS_TYPE_INDIVIDUAL, G_TYPE_BOOLEAN, GTK_TYPE_TOOLTIP);
1348
1349   g_type_class_add_private (klass, sizeof (EmpathyRosterViewPriv));
1350 }
1351
1352 static void
1353 empathy_roster_view_init (EmpathyRosterView *self)
1354 {
1355   self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
1356       EMPATHY_TYPE_ROSTER_VIEW, EmpathyRosterViewPriv);
1357
1358   self->priv->roster_contacts = g_hash_table_new_full (NULL, NULL,
1359       NULL, (GDestroyNotify) g_hash_table_unref);
1360   self->priv->roster_groups = g_hash_table_new_full (g_str_hash, g_str_equal,
1361       g_free, NULL);
1362   self->priv->displayed_contacts = g_hash_table_new (NULL, NULL);
1363
1364   self->priv->events = g_queue_new ();
1365
1366   self->priv->empty = TRUE;
1367 }
1368
1369 GtkWidget *
1370 empathy_roster_view_new (EmpathyIndividualManager *manager)
1371 {
1372   g_return_val_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (manager), NULL);
1373
1374   return g_object_new (EMPATHY_TYPE_ROSTER_VIEW,
1375       "manager", manager,
1376       NULL);
1377 }
1378
1379 EmpathyIndividualManager *
1380 empathy_roster_view_get_manager (EmpathyRosterView *self)
1381 {
1382   return self->priv->manager;
1383 }
1384
1385 void
1386 empathy_roster_view_show_offline (EmpathyRosterView *self,
1387     gboolean show)
1388 {
1389   if (self->priv->show_offline == show)
1390     return;
1391
1392   self->priv->show_offline = show;
1393   egg_list_box_refilter (EGG_LIST_BOX (self));
1394
1395   g_object_notify (G_OBJECT (self), "show-offline");
1396 }
1397
1398 static void
1399 clear_view (EmpathyRosterView *self)
1400 {
1401   gtk_container_foreach (GTK_CONTAINER (self),
1402       (GtkCallback) gtk_widget_destroy, NULL);
1403
1404   g_hash_table_remove_all (self->priv->roster_contacts);
1405   g_hash_table_remove_all (self->priv->roster_groups);
1406   g_hash_table_remove_all (self->priv->displayed_contacts);
1407 }
1408
1409 void
1410 empathy_roster_view_show_groups (EmpathyRosterView *self,
1411     gboolean show)
1412 {
1413   if (self->priv->show_groups == show)
1414     return;
1415
1416   self->priv->show_groups = show;
1417
1418   /* TODO: block sort/filter? */
1419   clear_view (self);
1420   populate_view (self);
1421
1422   g_object_notify (G_OBJECT (self), "show-groups");
1423 }
1424
1425 static void
1426 select_first_contact (EmpathyRosterView *self)
1427 {
1428   GList *children, *l;
1429
1430   children = gtk_container_get_children (GTK_CONTAINER (self));
1431   for (l = children; l != NULL; l = g_list_next (l))
1432     {
1433       GtkWidget *child = l->data;
1434
1435       if (!gtk_widget_get_child_visible (child))
1436         continue;
1437
1438       if (!EMPATHY_IS_ROSTER_CONTACT (child))
1439         continue;
1440
1441       egg_list_box_select_child (EGG_LIST_BOX (self), child);
1442       break;
1443     }
1444
1445   g_list_free (children);
1446 }
1447
1448 static void
1449 search_text_notify_cb (EmpathyLiveSearch *search,
1450     GParamSpec *pspec,
1451     EmpathyRosterView *self)
1452 {
1453   egg_list_box_refilter (EGG_LIST_BOX (self));
1454
1455   select_first_contact (self);
1456 }
1457
1458 static void
1459 search_activate_cb (GtkWidget *search,
1460   EmpathyRosterView *self)
1461 {
1462   EggListBox *box = EGG_LIST_BOX (self);
1463   GtkWidget *child;
1464
1465   child = egg_list_box_get_selected_child (box);
1466   if (child == NULL)
1467     return;
1468
1469   empathy_roster_view_child_activated (box, child);
1470 }
1471
1472 void
1473 empathy_roster_view_set_live_search (EmpathyRosterView *self,
1474     EmpathyLiveSearch *search)
1475 {
1476   if (self->priv->search != NULL)
1477     {
1478       g_signal_handlers_disconnect_by_func (self->priv->search,
1479           search_text_notify_cb, self);
1480       g_signal_handlers_disconnect_by_func (self->priv->search,
1481           search_activate_cb, self);
1482
1483       g_clear_object (&self->priv->search);
1484     }
1485
1486   if (search == NULL)
1487     return;
1488
1489   self->priv->search = g_object_ref (search);
1490
1491   g_signal_connect (self->priv->search, "notify::text",
1492       G_CALLBACK (search_text_notify_cb), self);
1493   g_signal_connect (self->priv->search, "activate",
1494       G_CALLBACK (search_activate_cb), self);
1495 }
1496
1497 gboolean
1498 empathy_roster_view_is_empty (EmpathyRosterView *self)
1499 {
1500   return self->priv->empty;
1501 }
1502
1503 gboolean
1504 empathy_roster_view_is_searching (EmpathyRosterView *self)
1505 {
1506   return (self->priv->search != NULL &&
1507       gtk_widget_get_visible (GTK_WIDGET (self->priv->search)));
1508 }
1509
1510 /* Don't use EmpathyEvent as I prefer to keep this object not too specific to
1511  * Empathy's internals. */
1512 guint
1513 empathy_roster_view_add_event (EmpathyRosterView *self,
1514     FolksIndividual *individual,
1515     const gchar *icon,
1516     gpointer user_data)
1517 {
1518   GHashTable *contacts;
1519
1520   contacts = g_hash_table_lookup (self->priv->roster_contacts, individual);
1521   if (contacts == NULL)
1522     return 0;
1523
1524   self->priv->last_event_id++;
1525
1526   g_queue_push_head (self->priv->events,
1527       event_new (self->priv->last_event_id, individual, icon, user_data));
1528
1529   start_flashing (self);
1530
1531   return self->priv->last_event_id;
1532 }
1533
1534 void
1535 empathy_roster_view_remove_event (EmpathyRosterView *self,
1536     guint event_id)
1537 {
1538   GList *l;
1539
1540   for (l = g_queue_peek_head_link (self->priv->events); l != NULL;
1541       l = g_list_next (l))
1542     {
1543       Event *event = l->data;
1544
1545       if (event->id == event_id)
1546         {
1547           remove_event (self, event);
1548           return;
1549         }
1550     }
1551 }