libempathy-gtk/empathy-contact-list-store.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2005-2007 Imendio AB
   4  * Copyright (C) 2007 Collabora Ltd.
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  *
  21  * Authors: Mikael Hallendal <micke@imendio.com>
  22  *          Martyn Russell <martyn@imendio.com>
  23  *          Xavier Claessens <xclaesse@gmail.com>
  24  */
  25
  26 #include "config.h"
  27
  28 #include <string.h>
  29
  30 #include <glib.h>
  31 #include <gtk/gtk.h>
  32
  33 #include <libempathy/empathy-debug.h>
  34
  35 #include "empathy-contact-list-store.h"
  36 #include "empathy-contact-groups.h"
  37 #include "empathy-ui-utils.h"
  38 #include "empathy-gtk-enum-types.h"
  39
  40 #define DEBUG_DOMAIN "ContactListStore"
  41
  42 /* Active users are those which have recently changed state
  43  * (e.g. online, offline or from normal to a busy state).
  44  */
  45
  46 /* Time in seconds user is shown as active */
  47 #define ACTIVE_USER_SHOW_TIME 7
  48
  49 /* Time in seconds after connecting which we wait before active users are enabled */
  50 #define ACTIVE_USER_WAIT_TO_ENABLE_TIME 5
  51
  52 #define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), EMPATHY_TYPE_CONTACT_LIST_STORE, EmpathyContactListStorePriv))
  53
  54 typedef struct {
  55         EmpathyContactList         *list;
  56         gboolean                    show_offline;
  57         gboolean                    show_avatars;
  58         gboolean                    is_compact;
  59         gboolean                    show_active;
  60         EmpathyContactListStoreSort sort_criterium;
  61         guint                       inhibit_active;
  62 } EmpathyContactListStorePriv;
  63
  64 typedef struct {
  65         GtkTreeIter  iter;
  66         const gchar *name;
  67         gboolean     found;
  68 } FindGroup;
  69
  70 typedef struct {
  71         EmpathyContact *contact;
  72         gboolean       found;
  73         GList         *iters;
  74 } FindContact;
  75
  76 typedef struct {
  77         EmpathyContactListStore *store;
  78         EmpathyContact          *contact;
  79         gboolean                remove;
  80 } ShowActiveData;
  81
  82 static void             empathy_contact_list_store_class_init         (EmpathyContactListStoreClass *klass);
  83 static void             empathy_contact_list_store_init               (EmpathyContactListStore      *list);
  84 static void             contact_list_store_finalize                  (GObject                       *object);
  85 static void             contact_list_store_get_property              (GObject                       *object,
  86                                                                       guint                          param_id,
  87                                                                       GValue                        *value,
  88                                                                       GParamSpec                    *pspec);
  89 static void             contact_list_store_set_property              (GObject                       *object,
  90                                                                       guint                          param_id,
  91                                                                       const GValue                  *value,
  92                                                                       GParamSpec                    *pspec);
  93 static gboolean         contact_list_store_finalize_foreach          (GtkTreeModel                  *model,
  94                                                                       GtkTreePath                   *path,
  95                                                                       GtkTreeIter                   *iter,
  96                                                                       gpointer                       user_data);
  97 static void             contact_list_store_setup                     (EmpathyContactListStore       *store);
  98 static gboolean         contact_list_store_inibit_active_cb          (EmpathyContactListStore       *store);
  99 static void             contact_list_store_members_changed_cb        (EmpathyContactList            *list_iface,
 100                                                                       EmpathyContact                *contact,
 101                                                                       EmpathyContact                *actor,
 102                                                                       guint                          reason,
 103                                                                       gchar                         *message,
 104                                                                       gboolean                       is_member,
 105                                                                       EmpathyContactListStore       *store);
 106 static void             contact_list_store_groups_changed_cb         (EmpathyContactList            *list_iface,
 107                                                                       EmpathyContact                *contact,
 108                                                                       gchar                         *group,
 109                                                                       gboolean                       is_member,
 110                                                                       EmpathyContactListStore       *store);
 111 static void             contact_list_store_add_contact               (EmpathyContactListStore       *store,
 112                                                                       EmpathyContact                *contact);
 113 static void             contact_list_store_remove_contact            (EmpathyContactListStore       *store,
 114                                                                       EmpathyContact                *contact);
 115 static void             contact_list_store_contact_update            (EmpathyContactListStore       *store,
 116                                                                       EmpathyContact                *contact);
 117 static void             contact_list_store_contact_updated_cb        (EmpathyContact                *contact,
 118                                                                       GParamSpec                    *param,
 119                                                                       EmpathyContactListStore       *store);
 120 static void             contact_list_store_contact_set_active        (EmpathyContactListStore       *store,
 121                                                                       EmpathyContact                *contact,
 122                                                                       gboolean                       active,
 123                                                                       gboolean                       set_changed);
 124 static ShowActiveData * contact_list_store_contact_active_new        (EmpathyContactListStore       *store,
 125                                                                       EmpathyContact                *contact,
 126                                                                       gboolean                       remove);
 127 static void             contact_list_store_contact_active_free       (ShowActiveData                *data);
 128 static gboolean         contact_list_store_contact_active_cb         (ShowActiveData                *data);
 129 static gboolean         contact_list_store_get_group_foreach         (GtkTreeModel                  *model,
 130                                                                       GtkTreePath                   *path,
 131                                                                       GtkTreeIter                   *iter,
 132                                                                       FindGroup                     *fg);
 133 static void             contact_list_store_get_group                 (EmpathyContactListStore       *store,
 134                                                                       const gchar                   *name,
 135                                                                       GtkTreeIter                   *iter_group_to_set,
 136                                                                       GtkTreeIter                   *iter_separator_to_set,
 137                                                                       gboolean                      *created);
 138 static gint             contact_list_store_state_sort_func           (GtkTreeModel                  *model,
 139                                                                       GtkTreeIter                   *iter_a,
 140                                                                       GtkTreeIter                   *iter_b,
 141                                                                       gpointer                       user_data);
 142 static gint             contact_list_store_name_sort_func            (GtkTreeModel                  *model,
 143                                                                       GtkTreeIter                   *iter_a,
 144                                                                       GtkTreeIter                   *iter_b,
 145                                                                       gpointer                       user_data);
 146 static gboolean         contact_list_store_find_contact_foreach      (GtkTreeModel                  *model,
 147                                                                       GtkTreePath                   *path,
 148                                                                       GtkTreeIter                   *iter,
 149                                                                       FindContact                   *fc);
 150 static GList *          contact_list_store_find_contact              (EmpathyContactListStore       *store,
 151                                                                       EmpathyContact                *contact);
 152 static gboolean         contact_list_store_update_list_mode_foreach  (GtkTreeModel                  *model,
 153                                                                       GtkTreePath                   *path,
 154                                                                       GtkTreeIter                   *iter,
 155                                                                       EmpathyContactListStore       *store);
 156
 157 enum {
 158         PROP_0,
 159         PROP_SHOW_OFFLINE,
 160         PROP_SHOW_AVATARS,
 161         PROP_IS_COMPACT,
 162         PROP_SORT_CRITERIUM
 163 };
 164
 165 G_DEFINE_TYPE (EmpathyContactListStore, empathy_contact_list_store, GTK_TYPE_TREE_STORE);
 166
 167 static void
 168 empathy_contact_list_store_class_init (EmpathyContactListStoreClass *klass)
 169 {
 170         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 171
 172         object_class->finalize = contact_list_store_finalize;
 173         object_class->get_property = contact_list_store_get_property;
 174         object_class->set_property = contact_list_store_set_property;
 175
 176         g_object_class_install_property (object_class,
 177                                          PROP_SHOW_OFFLINE,
 178                                          g_param_spec_boolean ("show-offline",
 179                                                                "Show Offline",
 180                                                                "Whether contact list should display "
 181                                                                "offline contacts",
 182                                                                FALSE,
 183                                                                G_PARAM_READWRITE));
 184          g_object_class_install_property (object_class,
 185                                           PROP_SHOW_AVATARS,
 186                                           g_param_spec_boolean ("show-avatars",
 187                                                                 "Show Avatars",
 188                                                                 "Whether contact list should display "
 189                                                                 "avatars for contacts",
 190                                                                 TRUE,
 191                                                                 G_PARAM_READWRITE));
 192         g_object_class_install_property (object_class,
 193                                          PROP_IS_COMPACT,
 194                                          g_param_spec_boolean ("is-compact",
 195                                                                "Is Compact",
 196                                                                "Whether the contact list is in compact mode or not",
 197                                                                FALSE,
 198                                                                G_PARAM_READWRITE));
 199
 200         g_object_class_install_property (object_class,
 201                                          PROP_SORT_CRITERIUM,
 202                                          g_param_spec_enum ("sort-criterium",
 203                                                             "Sort citerium",
 204                                                             "The sort criterium to use for sorting the contact list",
 205                                                             EMPATHY_TYPE_CONTACT_LIST_STORE_SORT,
 206                                                             EMPATHY_CONTACT_LIST_STORE_SORT_NAME,
 207                                                             G_PARAM_READWRITE));
 208
 209         g_type_class_add_private (object_class, sizeof (EmpathyContactListStorePriv));
 210 }
 211
 212 static void
 213 empathy_contact_list_store_init (EmpathyContactListStore *store)
 214 {
 215         EmpathyContactListStorePriv *priv;
 216
 217         priv = GET_PRIV (store);
 218
 219         priv->show_avatars = TRUE;
 220         priv->inhibit_active = g_timeout_add_seconds (ACTIVE_USER_WAIT_TO_ENABLE_TIME,
 221                                                       (GSourceFunc) contact_list_store_inibit_active_cb,
 222                                                       store);
 223 }
 224
 225 static void
 226 contact_list_store_finalize (GObject *object)
 227 {
 228         EmpathyContactListStorePriv *priv;
 229
 230         priv = GET_PRIV (object);
 231
 232         gtk_tree_model_foreach (GTK_TREE_MODEL (object),
 233                                 (GtkTreeModelForeachFunc) contact_list_store_finalize_foreach,
 234                                 object);
 235
 236         if (priv->list) {
 237                 g_signal_handlers_disconnect_by_func (priv->list,
 238                                                       G_CALLBACK (contact_list_store_members_changed_cb),
 239                                                       object);
 240                 g_signal_handlers_disconnect_by_func (priv->list,
 241                                                       G_CALLBACK (contact_list_store_groups_changed_cb),
 242                                                       object);
 243                 g_object_unref (priv->list);
 244         }
 245
 246         if (priv->inhibit_active) {
 247                 g_source_remove (priv->inhibit_active);
 248         }
 249
 250         G_OBJECT_CLASS (empathy_contact_list_store_parent_class)->finalize (object);
 251 }
 252
 253 static void
 254 contact_list_store_get_property (GObject    *object,
 255                                  guint       param_id,
 256                                  GValue     *value,
 257                                  GParamSpec *pspec)
 258 {
 259         EmpathyContactListStorePriv *priv;
 260
 261         priv = GET_PRIV (object);
 262
 263         switch (param_id) {
 264         case PROP_SHOW_OFFLINE:
 265                 g_value_set_boolean (value, priv->show_offline);
 266                 break;
 267         case PROP_SHOW_AVATARS:
 268                 g_value_set_boolean (value, priv->show_avatars);
 269                 break;
 270         case PROP_IS_COMPACT:
 271                 g_value_set_boolean (value, priv->is_compact);
 272                 break;
 273         case PROP_SORT_CRITERIUM:
 274                 g_value_set_enum (value, priv->sort_criterium);
 275                 break;
 276         default:
 277                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 278                 break;
 279         };
 280 }
 281
 282 static void
 283 contact_list_store_set_property (GObject      *object,
 284                                  guint         param_id,
 285                                  const GValue *value,
 286                                  GParamSpec   *pspec)
 287 {
 288         EmpathyContactListStorePriv *priv;
 289
 290         priv = GET_PRIV (object);
 291
 292         switch (param_id) {
 293         case PROP_SHOW_OFFLINE:
 294                 empathy_contact_list_store_set_show_offline (EMPATHY_CONTACT_LIST_STORE (object),
 295                                                             g_value_get_boolean (value));
 296                 break;
 297         case PROP_SHOW_AVATARS:
 298                 empathy_contact_list_store_set_show_avatars (EMPATHY_CONTACT_LIST_STORE (object),
 299                                                             g_value_get_boolean (value));
 300                 break;
 301         case PROP_IS_COMPACT:
 302                 empathy_contact_list_store_set_is_compact (EMPATHY_CONTACT_LIST_STORE (object),
 303                                                           g_value_get_boolean (value));
 304                 break;
 305         case PROP_SORT_CRITERIUM:
 306                 empathy_contact_list_store_set_sort_criterium (EMPATHY_CONTACT_LIST_STORE (object),
 307                                                               g_value_get_enum (value));
 308                 break;
 309         default:
 310                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 311                 break;
 312         };
 313 }
 314
 315 EmpathyContactListStore *
 316 empathy_contact_list_store_new (EmpathyContactList *list_iface)
 317 {
 318         EmpathyContactListStore     *store;
 319         EmpathyContactListStorePriv *priv;
 320         GList                      *contacts, *l;
 321
 322         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST (list_iface), NULL);
 323
 324         store = g_object_new (EMPATHY_TYPE_CONTACT_LIST_STORE, NULL);
 325         priv = GET_PRIV (store);
 326
 327         contact_list_store_setup (store);
 328         priv->list = g_object_ref (list_iface);
 329
 330         /* Signal connection. */
 331         g_signal_connect (priv->list,
 332                           "members-changed",
 333                           G_CALLBACK (contact_list_store_members_changed_cb),
 334                           store);
 335         g_signal_connect (priv->list,
 336                           "groups-changed",
 337                           G_CALLBACK (contact_list_store_groups_changed_cb),
 338                           store);
 339
 340         /* Add contacts already created. */
 341         contacts = empathy_contact_list_get_members (priv->list);
 342         for (l = contacts; l; l = l->next) {
 343                 contact_list_store_members_changed_cb (priv->list, l->data,
 344                                                        NULL, 0, NULL,
 345                                                        TRUE,
 346                                                        store);
 347
 348                 g_object_unref (l->data);
 349         }
 350         g_list_free (contacts);
 351
 352         return store;
 353 }
 354
 355 EmpathyContactList *
 356 empathy_contact_list_store_get_list_iface (EmpathyContactListStore *store)
 357 {
 358         EmpathyContactListStorePriv *priv;
 359
 360         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), FALSE);
 361
 362         priv = GET_PRIV (store);
 363
 364         return priv->list;
 365 }
 366
 367 gboolean
 368 empathy_contact_list_store_get_show_offline (EmpathyContactListStore *store)
 369 {
 370         EmpathyContactListStorePriv *priv;
 371
 372         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), FALSE);
 373
 374         priv = GET_PRIV (store);
 375
 376         return priv->show_offline;
 377 }
 378
 379 void
 380 empathy_contact_list_store_set_show_offline (EmpathyContactListStore *store,
 381                                             gboolean                show_offline)
 382 {
 383         EmpathyContactListStorePriv *priv;
 384         GList                      *contacts, *l;
 385         gboolean                    show_active;
 386
 387         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 388
 389         priv = GET_PRIV (store);
 390
 391         priv->show_offline = show_offline;
 392         show_active = priv->show_active;
 393
 394         /* Disable temporarily. */
 395         priv->show_active = FALSE;
 396
 397         contacts = empathy_contact_list_get_members (priv->list);
 398         for (l = contacts; l; l = l->next) {
 399                 contact_list_store_contact_update (store, l->data);
 400
 401                 g_object_unref (l->data);
 402         }
 403         g_list_free (contacts);
 404
 405         /* Restore to original setting. */
 406         priv->show_active = show_active;
 407 }
 408
 409 gboolean
 410 empathy_contact_list_store_get_show_avatars (EmpathyContactListStore *store)
 411 {
 412         EmpathyContactListStorePriv *priv;
 413
 414         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), TRUE);
 415
 416         priv = GET_PRIV (store);
 417
 418         return priv->show_avatars;
 419 }
 420
 421 void
 422 empathy_contact_list_store_set_show_avatars (EmpathyContactListStore *store,
 423                                             gboolean                show_avatars)
 424 {
 425         EmpathyContactListStorePriv *priv;
 426         GtkTreeModel               *model;
 427
 428         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 429
 430         priv = GET_PRIV (store);
 431
 432         priv->show_avatars = show_avatars;
 433
 434         model = GTK_TREE_MODEL (store);
 435
 436         gtk_tree_model_foreach (model,
 437                                 (GtkTreeModelForeachFunc)
 438                                 contact_list_store_update_list_mode_foreach,
 439                                 store);
 440 }
 441
 442 gboolean
 443 empathy_contact_list_store_get_is_compact (EmpathyContactListStore *store)
 444 {
 445         EmpathyContactListStorePriv *priv;
 446
 447         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), TRUE);
 448
 449         priv = GET_PRIV (store);
 450
 451         return priv->is_compact;
 452 }
 453
 454 void
 455 empathy_contact_list_store_set_is_compact (EmpathyContactListStore *store,
 456                                           gboolean                is_compact)
 457 {
 458         EmpathyContactListStorePriv *priv;
 459         GtkTreeModel               *model;
 460
 461         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 462
 463         priv = GET_PRIV (store);
 464
 465         priv->is_compact = is_compact;
 466
 467         model = GTK_TREE_MODEL (store);
 468
 469         gtk_tree_model_foreach (model,
 470                                 (GtkTreeModelForeachFunc)
 471                                 contact_list_store_update_list_mode_foreach,
 472                                 store);
 473 }
 474
 475 EmpathyContactListStoreSort
 476 empathy_contact_list_store_get_sort_criterium (EmpathyContactListStore *store)
 477 {
 478         EmpathyContactListStorePriv *priv;
 479
 480         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), 0);
 481
 482         priv = GET_PRIV (store);
 483
 484         return priv->sort_criterium;
 485 }
 486
 487 void
 488 empathy_contact_list_store_set_sort_criterium (EmpathyContactListStore     *store,
 489                                               EmpathyContactListStoreSort  sort_criterium)
 490 {
 491         EmpathyContactListStorePriv *priv;
 492
 493         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 494
 495         priv = GET_PRIV (store);
 496
 497         priv->sort_criterium = sort_criterium;
 498
 499         switch (sort_criterium) {
 500         case EMPATHY_CONTACT_LIST_STORE_SORT_STATE:
 501                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store),
 502                                                       EMPATHY_CONTACT_LIST_STORE_COL_STATUS,
 503                                                       GTK_SORT_ASCENDING);
 504                 break;
 505
 506         case EMPATHY_CONTACT_LIST_STORE_SORT_NAME:
 507                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store),
 508                                                       EMPATHY_CONTACT_LIST_STORE_COL_NAME,
 509                                                       GTK_SORT_ASCENDING);
 510                 break;
 511         }
 512 }
 513
 514 gboolean
 515 empathy_contact_list_store_row_separator_func (GtkTreeModel *model,
 516                                               GtkTreeIter  *iter,
 517                                               gpointer      data)
 518 {
 519         gboolean is_separator = FALSE;
 520
 521         g_return_val_if_fail (GTK_IS_TREE_MODEL (model), FALSE);
 522
 523         gtk_tree_model_get (model, iter,
 524                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator,
 525                             -1);
 526
 527         return is_separator;
 528 }
 529
 530 gchar *
 531 empathy_contact_list_store_get_parent_group (GtkTreeModel *model,
 532                                             GtkTreePath  *path,
 533                                             gboolean     *path_is_group)
 534 {
 535         GtkTreeIter  parent_iter, iter;
 536         gchar       *name = NULL;
 537         gboolean     is_group;
 538
 539         g_return_val_if_fail (GTK_IS_TREE_MODEL (model), NULL);
 540
 541         if (path_is_group) {
 542                 *path_is_group = FALSE;
 543         }
 544
 545         if (!gtk_tree_model_get_iter (model, &iter, path)) {
 546                 return NULL;
 547         }
 548
 549         gtk_tree_model_get (model, &iter,
 550                             EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, &is_group,
 551                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name,
 552                             -1);
 553
 554         if (!is_group) {
 555                 g_free (name);
 556                 name = NULL;
 557
 558                 if (!gtk_tree_model_iter_parent (model, &parent_iter, &iter)) {
 559                         return NULL;
 560                 }
 561
 562                 iter = parent_iter;
 563
 564                 gtk_tree_model_get (model, &iter,
 565                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, &is_group,
 566                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name,
 567                                     -1);
 568                 if (!is_group) {
 569                         g_free (name);
 570                         return NULL;
 571                 }
 572         }
 573
 574         if (path_is_group) {
 575                 *path_is_group = TRUE;
 576         }
 577
 578         return name;
 579 }
 580
 581 gboolean
 582 empathy_contact_list_store_search_equal_func (GtkTreeModel *model,
 583                                               gint          column,
 584                                               const gchar  *key,
 585                                               GtkTreeIter  *iter,
 586                                               gpointer      search_data)
 587 {
 588         gchar    *name, *name_folded;
 589         gchar    *key_folded;
 590         gboolean  ret;
 591
 592         g_return_val_if_fail (GTK_IS_TREE_MODEL (model), FALSE);
 593
 594         if (!key) {
 595                 return TRUE;
 596         }
 597
 598         gtk_tree_model_get (model, iter,
 599                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name,
 600                             -1);
 601
 602         if (!name) {
 603                 return TRUE;
 604         }
 605
 606         name_folded = g_utf8_casefold (name, -1);
 607         key_folded = g_utf8_casefold (key, -1);
 608
 609         if (name_folded && key_folded &&
 610             strstr (name_folded, key_folded)) {
 611                 ret = FALSE;
 612         } else {
 613                 ret = TRUE;
 614         }
 615
 616         g_free (name);
 617         g_free (name_folded);
 618         g_free (key_folded);
 619
 620         return ret;
 621 }
 622
 623 static gboolean
 624 contact_list_store_finalize_foreach (GtkTreeModel *model,
 625                                      GtkTreePath  *path,
 626                                      GtkTreeIter  *iter,
 627                                      gpointer      user_data)
 628 {
 629         EmpathyContactListStore *store = user_data;
 630         EmpathyContact          *contact = NULL;
 631
 632         gtk_tree_model_get (GTK_TREE_MODEL (store), iter,
 633                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact,
 634                             -1);
 635
 636         if (contact) {
 637                 g_signal_handlers_disconnect_by_func (contact,
 638                                                       G_CALLBACK (contact_list_store_contact_updated_cb),
 639                                                       store);
 640         }
 641
 642         return FALSE;
 643 }
 644
 645 static void
 646 contact_list_store_setup (EmpathyContactListStore *store)
 647 {
 648         EmpathyContactListStorePriv *priv;
 649         GType                       types[] = {G_TYPE_STRING,        /* Status icon-name */
 650                                                GDK_TYPE_PIXBUF,      /* Avatar pixbuf */
 651                                                G_TYPE_BOOLEAN,       /* Avatar pixbuf visible */
 652                                                G_TYPE_STRING,        /* Name */
 653                                                G_TYPE_STRING,        /* Status string */
 654                                                G_TYPE_BOOLEAN,       /* Show status */
 655                                                EMPATHY_TYPE_CONTACT, /* Contact type */
 656                                                G_TYPE_BOOLEAN,       /* Is group */
 657                                                G_TYPE_BOOLEAN,       /* Is active */
 658                                                G_TYPE_BOOLEAN,       /* Is online */
 659                                                G_TYPE_BOOLEAN,       /* Is separator */
 660                                                G_TYPE_BOOLEAN};      /* Can VoIP */
 661
 662         priv = GET_PRIV (store);
 663
 664         gtk_tree_store_set_column_types (GTK_TREE_STORE (store),
 665                                          EMPATHY_CONTACT_LIST_STORE_COL_COUNT,
 666                                          types);
 667
 668         /* Set up sorting */
 669         gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (store),
 670                                          EMPATHY_CONTACT_LIST_STORE_COL_NAME,
 671                                          contact_list_store_name_sort_func,
 672                                          store, NULL);
 673         gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (store),
 674                                          EMPATHY_CONTACT_LIST_STORE_COL_STATUS,
 675                                          contact_list_store_state_sort_func,
 676                                          store, NULL);
 677
 678         priv->sort_criterium = EMPATHY_CONTACT_LIST_STORE_SORT_NAME;
 679         empathy_contact_list_store_set_sort_criterium (store, priv->sort_criterium);
 680 }
 681
 682 static gboolean
 683 contact_list_store_inibit_active_cb (EmpathyContactListStore *store)
 684 {
 685         EmpathyContactListStorePriv *priv;
 686
 687         priv = GET_PRIV (store);
 688
 689         priv->show_active = TRUE;
 690         priv->inhibit_active = 0;
 691
 692         return FALSE;
 693 }
 694
 695 static void
 696 contact_list_store_members_changed_cb (EmpathyContactList      *list_iface,
 697                                        EmpathyContact          *contact,
 698                                        EmpathyContact          *actor,
 699                                        guint                    reason,
 700                                        gchar                   *message,
 701                                        gboolean                 is_member,
 702                                        EmpathyContactListStore *store)
 703 {
 704         EmpathyContactListStorePriv *priv;
 705
 706         priv = GET_PRIV (store);
 707
 708         empathy_debug (DEBUG_DOMAIN,
 709                       "Contact %s (%d) %s",
 710                       empathy_contact_get_id (contact),
 711                       empathy_contact_get_handle (contact),
 712                       is_member ? "added" : "removed");
 713
 714         if (is_member) {
 715                 g_signal_connect (contact, "notify::presence",
 716                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 717                                   store);
 718                 g_signal_connect (contact, "notify::name",
 719                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 720                                   store);
 721                 g_signal_connect (contact, "notify::avatar",
 722                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 723                                   store);
 724                 g_signal_connect (contact, "notify::capabilities",
 725                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 726                                   store);
 727
 728                 contact_list_store_add_contact (store, contact);
 729         } else {
 730                 g_signal_handlers_disconnect_by_func (contact,
 731                                                       G_CALLBACK (contact_list_store_contact_updated_cb),
 732                                                       store);
 733
 734                 contact_list_store_remove_contact (store, contact);
 735         }
 736 }
 737
 738 static void
 739 contact_list_store_groups_changed_cb (EmpathyContactList      *list_iface,
 740                                       EmpathyContact          *contact,
 741                                       gchar                   *group,
 742                                       gboolean                 is_member,
 743                                       EmpathyContactListStore *store)
 744 {
 745         EmpathyContactListStorePriv *priv;
 746         gboolean                     show_active;
 747
 748         priv = GET_PRIV (store);
 749
 750         empathy_debug (DEBUG_DOMAIN, "Updating groups for contact %s (%d)",
 751                       empathy_contact_get_id (contact),
 752                       empathy_contact_get_handle (contact));
 753
 754         /* We do this to make sure the groups are correct, if not, we
 755          * would have to check the groups already set up for each
 756          * contact and then see what has been updated.
 757          */
 758         show_active = priv->show_active;
 759         priv->show_active = FALSE;
 760         contact_list_store_remove_contact (store, contact);
 761         contact_list_store_add_contact (store, contact);
 762         priv->show_active = show_active;
 763 }
 764
 765 static void
 766 contact_list_store_add_contact (EmpathyContactListStore *store,
 767                                 EmpathyContact          *contact)
 768 {
 769         EmpathyContactListStorePriv *priv;
 770         GtkTreeIter                 iter;
 771         GList                      *groups, *l;
 772
 773         priv = GET_PRIV (store);
 774
 775         if (!priv->show_offline && !empathy_contact_is_online (contact)) {
 776                 return;
 777         }
 778
 779         groups = empathy_contact_list_get_groups (priv->list, contact);
 780
 781         /* If no groups just add it at the top level. */
 782         if (!groups) {
 783                 gtk_tree_store_append (GTK_TREE_STORE (store), &iter, NULL);
 784                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter,
 785                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, empathy_contact_get_name (contact),
 786                                     EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, contact,
 787                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, FALSE,
 788                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
 789                                     EMPATHY_CONTACT_LIST_STORE_COL_CAN_VOIP, empathy_contact_can_voip (contact),
 790                                     -1);
 791         }
 792
 793         /* Else add to each group. */
 794         for (l = groups; l; l = l->next) {
 795                 GtkTreeIter iter_group;
 796
 797                 contact_list_store_get_group (store, l->data, &iter_group, NULL, NULL);
 798
 799                 gtk_tree_store_insert_after (GTK_TREE_STORE (store), &iter,
 800                                              &iter_group, NULL);
 801                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter,
 802                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, empathy_contact_get_name (contact),
 803                                     EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, contact,
 804                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, FALSE,
 805                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
 806                                     EMPATHY_CONTACT_LIST_STORE_COL_CAN_VOIP, empathy_contact_can_voip (contact),
 807                                     -1);
 808                 g_free (l->data);
 809         }
 810         g_list_free (groups);
 811
 812         contact_list_store_contact_update (store, contact);
 813
 814 }
 815
 816 static void
 817 contact_list_store_remove_contact (EmpathyContactListStore *store,
 818                                    EmpathyContact          *contact)
 819 {
 820         EmpathyContactListStorePriv *priv;
 821         GtkTreeModel               *model;
 822         GList                      *iters, *l;
 823
 824         priv = GET_PRIV (store);
 825
 826         iters = contact_list_store_find_contact (store, contact);
 827         if (!iters) {
 828                 return;
 829         }
 830
 831         /* Clean up model */
 832         model = GTK_TREE_MODEL (store);
 833
 834         for (l = iters; l; l = l->next) {
 835                 GtkTreeIter parent;
 836
 837                 /* NOTE: it is only <= 2 here because we have
 838                  * separators after the group name, otherwise it
 839                  * should be 1.
 840                  */
 841                 if (gtk_tree_model_iter_parent (model, &parent, l->data) &&
 842                     gtk_tree_model_iter_n_children (model, &parent) <= 2) {
 843                         gtk_tree_store_remove (GTK_TREE_STORE (store), &parent);
 844                 } else {
 845                         gtk_tree_store_remove (GTK_TREE_STORE (store), l->data);
 846                 }
 847         }
 848
 849         g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
 850         g_list_free (iters);
 851 }
 852
 853 static void
 854 contact_list_store_contact_update (EmpathyContactListStore *store,
 855                                    EmpathyContact          *contact)
 856 {
 857         EmpathyContactListStorePriv *priv;
 858         ShowActiveData             *data;
 859         GtkTreeModel               *model;
 860         GList                      *iters, *l;
 861         gboolean                    in_list;
 862         gboolean                    should_be_in_list;
 863         gboolean                    was_online = TRUE;
 864         gboolean                    now_online = FALSE;
 865         gboolean                    set_model = FALSE;
 866         gboolean                    do_remove = FALSE;
 867         gboolean                    do_set_active = FALSE;
 868         gboolean                    do_set_refresh = FALSE;
 869         GdkPixbuf                  *pixbuf_avatar;
 870
 871         priv = GET_PRIV (store);
 872
 873         model = GTK_TREE_MODEL (store);
 874
 875         iters = contact_list_store_find_contact (store, contact);
 876         if (!iters) {
 877                 in_list = FALSE;
 878         } else {
 879                 in_list = TRUE;
 880         }
 881
 882         /* Get online state now. */
 883         now_online = empathy_contact_is_online (contact);
 884
 885         if (priv->show_offline || now_online) {
 886                 should_be_in_list = TRUE;
 887         } else {
 888                 should_be_in_list = FALSE;
 889         }
 890
 891         if (!in_list && !should_be_in_list) {
 892                 /* Nothing to do. */
 893                 empathy_debug (DEBUG_DOMAIN,
 894                               "Contact:'%s' in list:NO, should be:NO",
 895                               empathy_contact_get_name (contact));
 896
 897                 g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
 898                 g_list_free (iters);
 899                 return;
 900         }
 901         else if (in_list && !should_be_in_list) {
 902                 empathy_debug (DEBUG_DOMAIN,
 903                               "Contact:'%s' in list:YES, should be:NO",
 904                               empathy_contact_get_name (contact));
 905
 906                 if (priv->show_active) {
 907                         do_remove = TRUE;
 908                         do_set_active = TRUE;
 909                         do_set_refresh = TRUE;
 910
 911                         set_model = TRUE;
 912                         empathy_debug (DEBUG_DOMAIN, "Remove item (after timeout)");
 913                 } else {
 914                         empathy_debug (DEBUG_DOMAIN, "Remove item (now)!");
 915                         contact_list_store_remove_contact (store, contact);
 916                 }
 917         }
 918         else if (!in_list && should_be_in_list) {
 919                 empathy_debug (DEBUG_DOMAIN,
 920                               "Contact:'%s' in list:NO, should be:YES",
 921                               empathy_contact_get_name (contact));
 922
 923                 contact_list_store_add_contact (store, contact);
 924
 925                 if (priv->show_active) {
 926                         do_set_active = TRUE;
 927
 928                         empathy_debug (DEBUG_DOMAIN, "Set active (contact added)");
 929                 }
 930         } else {
 931                 empathy_debug (DEBUG_DOMAIN,
 932                               "Contact:'%s' in list:YES, should be:YES",
 933                               empathy_contact_get_name (contact));
 934
 935                 /* Get online state before. */
 936                 if (iters && g_list_length (iters) > 0) {
 937                         gtk_tree_model_get (model, iters->data,
 938                                             EMPATHY_CONTACT_LIST_STORE_COL_IS_ONLINE, &was_online,
 939                                             -1);
 940                 }
 941
 942                 /* Is this really an update or an online/offline. */
 943                 if (priv->show_active) {
 944                         if (was_online != now_online) {
 945                                 do_set_active = TRUE;
 946                                 do_set_refresh = TRUE;
 947
 948                                 empathy_debug (DEBUG_DOMAIN, "Set active (contact updated %s)",
 949                                               was_online ? "online  -> offline" :
 950                                                            "offline -> online");
 951                         } else {
 952                                 /* Was TRUE for presence updates. */
 953                                 /* do_set_active = FALSE;  */
 954                                 do_set_refresh = TRUE;
 955
 956                                 empathy_debug (DEBUG_DOMAIN, "Set active (contact updated)");
 957                         }
 958                 }
 959
 960                 set_model = TRUE;
 961         }
 962
 963         pixbuf_avatar = empathy_pixbuf_avatar_from_contact_scaled (contact, 32, 32);
 964         for (l = iters; l && set_model; l = l->next) {
 965                 gtk_tree_store_set (GTK_TREE_STORE (store), l->data,
 966                                     EMPATHY_CONTACT_LIST_STORE_COL_ICON_STATUS, empathy_icon_name_for_contact (contact),
 967                                     EMPATHY_CONTACT_LIST_STORE_COL_PIXBUF_AVATAR, pixbuf_avatar,
 968                                     EMPATHY_CONTACT_LIST_STORE_COL_PIXBUF_AVATAR_VISIBLE, priv->show_avatars,
 969                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, empathy_contact_get_name (contact),
 970                                     EMPATHY_CONTACT_LIST_STORE_COL_STATUS, empathy_contact_get_status (contact),
 971                                     EMPATHY_CONTACT_LIST_STORE_COL_STATUS_VISIBLE, !priv->is_compact,
 972                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, FALSE,
 973                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_ONLINE, now_online,
 974                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
 975                                     EMPATHY_CONTACT_LIST_STORE_COL_CAN_VOIP, empathy_contact_can_voip (contact),
 976                                     -1);
 977         }
 978
 979         if (pixbuf_avatar) {
 980                 g_object_unref (pixbuf_avatar);
 981         }
 982
 983         if (priv->show_active && do_set_active) {
 984                 contact_list_store_contact_set_active (store, contact, do_set_active, do_set_refresh);
 985
 986                 if (do_set_active) {
 987                         data = contact_list_store_contact_active_new (store, contact, do_remove);
 988                         g_timeout_add_seconds (ACTIVE_USER_SHOW_TIME,
 989                                                (GSourceFunc) contact_list_store_contact_active_cb,
 990                                                data);
 991                 }
 992         }
 993
 994         /* FIXME: when someone goes online then offline quickly, the
 995          * first timeout sets the user to be inactive and the second
 996          * timeout removes the user from the contact list, really we
 997          * should remove the first timeout.
 998          */
 999         g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
1000         g_list_free (iters);
1001 }
1002
1003 static void
1004 contact_list_store_contact_updated_cb (EmpathyContact          *contact,
1005                                        GParamSpec              *param,
1006                                        EmpathyContactListStore *store)
1007 {
1008         empathy_debug (DEBUG_DOMAIN,
1009                       "Contact:'%s' updated, checking roster is in sync...",
1010                       empathy_contact_get_name (contact));
1011
1012         contact_list_store_contact_update (store, contact);
1013 }
1014
1015 static void
1016 contact_list_store_contact_set_active (EmpathyContactListStore *store,
1017                                        EmpathyContact          *contact,
1018                                        gboolean                active,
1019                                        gboolean                set_changed)
1020 {
1021         EmpathyContactListStorePriv *priv;
1022         GtkTreeModel               *model;
1023         GList                      *iters, *l;
1024
1025         priv = GET_PRIV (store);
1026         model = GTK_TREE_MODEL (store);
1027
1028         iters = contact_list_store_find_contact (store, contact);
1029         for (l = iters; l; l = l->next) {
1030                 GtkTreePath *path;
1031
1032                 gtk_tree_store_set (GTK_TREE_STORE (store), l->data,
1033                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_ACTIVE, active,
1034                                     -1);
1035
1036                 empathy_debug (DEBUG_DOMAIN, "Set item %s", active ? "active" : "inactive");
1037
1038                 if (set_changed) {
1039                         path = gtk_tree_model_get_path (model, l->data);
1040                         gtk_tree_model_row_changed (model, path, l->data);
1041                         gtk_tree_path_free (path);
1042                 }
1043         }
1044
1045         g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
1046         g_list_free (iters);
1047
1048 }
1049
1050 static ShowActiveData *
1051 contact_list_store_contact_active_new (EmpathyContactListStore *store,
1052                                        EmpathyContact          *contact,
1053                                        gboolean                remove)
1054 {
1055         ShowActiveData *data;
1056
1057         empathy_debug (DEBUG_DOMAIN,
1058                       "Contact:'%s' now active, and %s be removed",
1059                       empathy_contact_get_name (contact),
1060                       remove ? "WILL" : "WILL NOT");
1061
1062         data = g_slice_new0 (ShowActiveData);
1063
1064         data->store = g_object_ref (store);
1065         data->contact = g_object_ref (contact);
1066         data->remove = remove;
1067
1068         return data;
1069 }
1070
1071 static void
1072 contact_list_store_contact_active_free (ShowActiveData *data)
1073 {
1074         g_object_unref (data->contact);
1075         g_object_unref (data->store);
1076
1077         g_slice_free (ShowActiveData, data);
1078 }
1079
1080 static gboolean
1081 contact_list_store_contact_active_cb (ShowActiveData *data)
1082 {
1083         EmpathyContactListStorePriv *priv;
1084
1085         priv = GET_PRIV (data->store);
1086
1087         if (data->remove &&
1088             !priv->show_offline &&
1089             !empathy_contact_is_online (data->contact)) {
1090                 empathy_debug (DEBUG_DOMAIN,
1091                               "Contact:'%s' active timeout, removing item",
1092                               empathy_contact_get_name (data->contact));
1093                 contact_list_store_remove_contact (data->store, data->contact);
1094         }
1095
1096         empathy_debug (DEBUG_DOMAIN,
1097                       "Contact:'%s' no longer active",
1098                       empathy_contact_get_name (data->contact));
1099
1100         contact_list_store_contact_set_active (data->store,
1101                                                data->contact,
1102                                                FALSE,
1103                                                TRUE);
1104
1105         contact_list_store_contact_active_free (data);
1106
1107         return FALSE;
1108 }
1109
1110 static gboolean
1111 contact_list_store_get_group_foreach (GtkTreeModel *model,
1112                                       GtkTreePath  *path,
1113                                       GtkTreeIter  *iter,
1114                                       FindGroup    *fg)
1115 {
1116         gchar    *str;
1117         gboolean  is_group;
1118
1119         /* Groups are only at the top level. */
1120         if (gtk_tree_path_get_depth (path) != 1) {
1121                 return FALSE;
1122         }
1123
1124         gtk_tree_model_get (model, iter,
1125                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &str,
1126                             EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, &is_group,
1127                             -1);
1128
1129         if (is_group && strcmp (str, fg->name) == 0) {
1130                 fg->found = TRUE;
1131                 fg->iter = *iter;
1132         }
1133
1134         g_free (str);
1135
1136         return fg->found;
1137 }
1138
1139 static void
1140 contact_list_store_get_group (EmpathyContactListStore *store,
1141                               const gchar            *name,
1142                               GtkTreeIter            *iter_group_to_set,
1143                               GtkTreeIter            *iter_separator_to_set,
1144                               gboolean               *created)
1145 {
1146         EmpathyContactListStorePriv *priv;
1147         GtkTreeModel                *model;
1148         GtkTreeIter                  iter_group;
1149         GtkTreeIter                  iter_separator;
1150         FindGroup                    fg;
1151
1152         priv = GET_PRIV (store);
1153
1154         memset (&fg, 0, sizeof (fg));
1155
1156         fg.name = name;
1157
1158         model = GTK_TREE_MODEL (store);
1159         gtk_tree_model_foreach (model,
1160                                 (GtkTreeModelForeachFunc) contact_list_store_get_group_foreach,
1161                                 &fg);
1162
1163         if (!fg.found) {
1164                 if (created) {
1165                         *created = TRUE;
1166                 }
1167
1168                 gtk_tree_store_append (GTK_TREE_STORE (store), &iter_group, NULL);
1169                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter_group,
1170                                     EMPATHY_CONTACT_LIST_STORE_COL_ICON_STATUS, NULL,
1171                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, name,
1172                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, TRUE,
1173                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_ACTIVE, FALSE,
1174                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
1175                                     -1);
1176
1177                 if (iter_group_to_set) {
1178                         *iter_group_to_set = iter_group;
1179                 }
1180
1181                 gtk_tree_store_append (GTK_TREE_STORE (store),
1182                                        &iter_separator,
1183                                        &iter_group);
1184                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter_separator,
1185                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, TRUE,
1186                                     -1);
1187
1188                 if (iter_separator_to_set) {
1189                         *iter_separator_to_set = iter_separator;
1190                 }
1191         } else {
1192                 if (created) {
1193                         *created = FALSE;
1194                 }
1195
1196                 if (iter_group_to_set) {
1197                         *iter_group_to_set = fg.iter;
1198                 }
1199
1200                 iter_separator = fg.iter;
1201
1202                 if (gtk_tree_model_iter_next (model, &iter_separator)) {
1203                         gboolean is_separator;
1204
1205                         gtk_tree_model_get (model, &iter_separator,
1206                                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator,
1207                                             -1);
1208
1209                         if (is_separator && iter_separator_to_set) {
1210                                 *iter_separator_to_set = iter_separator;
1211                         }
1212                 }
1213         }
1214 }
1215
1216 static gint
1217 contact_list_store_state_sort_func (GtkTreeModel *model,
1218                                     GtkTreeIter  *iter_a,
1219                                     GtkTreeIter  *iter_b,
1220                                     gpointer      user_data)
1221 {
1222         gint            ret_val = 0;
1223         gchar          *name_a, *name_b;
1224         gboolean        is_separator_a, is_separator_b;
1225         EmpathyContact  *contact_a, *contact_b;
1226         EmpathyPresence *presence_a, *presence_b;
1227         McPresence      state_a, state_b;
1228
1229         gtk_tree_model_get (model, iter_a,
1230                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_a,
1231                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_a,
1232                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_a,
1233                             -1);
1234         gtk_tree_model_get (model, iter_b,
1235                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_b,
1236                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_b,
1237                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_b,
1238                             -1);
1239
1240         /* Separator or group? */
1241         if (is_separator_a || is_separator_b) {
1242                 if (is_separator_a) {
1243                         ret_val = -1;
1244                 } else if (is_separator_b) {
1245                         ret_val = 1;
1246                 }
1247         } else if (!contact_a && contact_b) {
1248                 ret_val = 1;
1249         } else if (contact_a && !contact_b) {
1250                 ret_val = -1;
1251         } else if (!contact_a && !contact_b) {
1252                 /* Handle groups */
1253                 ret_val = g_utf8_collate (name_a, name_b);
1254         }
1255
1256         if (ret_val) {
1257                 goto free_and_out;
1258         }
1259
1260         /* If we managed to get this far, we can start looking at
1261          * the presences.
1262          */
1263         presence_a = empathy_contact_get_presence (EMPATHY_CONTACT (contact_a));
1264         presence_b = empathy_contact_get_presence (EMPATHY_CONTACT (contact_b));
1265
1266         if (!presence_a && presence_b) {
1267                 ret_val = 1;
1268         } else if (presence_a && !presence_b) {
1269                 ret_val = -1;
1270         } else if (!presence_a && !presence_b) {
1271                 /* Both offline, sort by name */
1272                 ret_val = g_utf8_collate (name_a, name_b);
1273         } else {
1274                 state_a = empathy_presence_get_state (presence_a);
1275                 state_b = empathy_presence_get_state (presence_b);
1276
1277                 if (state_a < state_b) {
1278                         ret_val = -1;
1279                 } else if (state_a > state_b) {
1280                         ret_val = 1;
1281                 } else {
1282                         /* Fallback: compare by name */
1283                         ret_val = g_utf8_collate (name_a, name_b);
1284                 }
1285         }
1286
1287 free_and_out:
1288         g_free (name_a);
1289         g_free (name_b);
1290
1291         if (contact_a) {
1292                 g_object_unref (contact_a);
1293         }
1294
1295         if (contact_b) {
1296                 g_object_unref (contact_b);
1297         }
1298
1299         return ret_val;
1300 }
1301
1302 static gint
1303 contact_list_store_name_sort_func (GtkTreeModel *model,
1304                                    GtkTreeIter  *iter_a,
1305                                    GtkTreeIter  *iter_b,
1306                                    gpointer      user_data)
1307 {
1308         gchar         *name_a, *name_b;
1309         EmpathyContact *contact_a, *contact_b;
1310         gboolean       is_separator_a, is_separator_b;
1311         gint           ret_val;
1312
1313         gtk_tree_model_get (model, iter_a,
1314                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_a,
1315                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_a,
1316                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_a,
1317                             -1);
1318         gtk_tree_model_get (model, iter_b,
1319                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_b,
1320                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_b,
1321                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_b,
1322                             -1);
1323
1324         /* If contact is NULL it means it's a group. */
1325
1326         if (is_separator_a || is_separator_b) {
1327                 if (is_separator_a) {
1328                         ret_val = -1;
1329                 } else if (is_separator_b) {
1330                         ret_val = 1;
1331                 }
1332         } else if (!contact_a && contact_b) {
1333                 ret_val = 1;
1334         } else if (contact_a && !contact_b) {
1335                 ret_val = -1;
1336         } else {
1337                 ret_val = g_utf8_collate (name_a, name_b);
1338         }
1339
1340         g_free (name_a);
1341         g_free (name_b);
1342
1343         if (contact_a) {
1344                 g_object_unref (contact_a);
1345         }
1346
1347         if (contact_b) {
1348                 g_object_unref (contact_b);
1349         }
1350
1351         return ret_val;
1352 }
1353
1354 static gboolean
1355 contact_list_store_find_contact_foreach (GtkTreeModel *model,
1356                                          GtkTreePath  *path,
1357                                          GtkTreeIter  *iter,
1358                                          FindContact  *fc)
1359 {
1360         EmpathyContact *contact;
1361
1362         gtk_tree_model_get (model, iter,
1363                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact,
1364                             -1);
1365
1366         if (!contact) {
1367                 return FALSE;
1368         }
1369
1370         if (empathy_contact_equal (contact, fc->contact)) {
1371                 fc->found = TRUE;
1372                 fc->iters = g_list_append (fc->iters, gtk_tree_iter_copy (iter));
1373         }
1374         g_object_unref (contact);
1375
1376         return FALSE;
1377 }
1378
1379 static GList *
1380 contact_list_store_find_contact (EmpathyContactListStore *store,
1381                                  EmpathyContact          *contact)
1382 {
1383         EmpathyContactListStorePriv *priv;
1384         GtkTreeModel              *model;
1385         GList                     *l = NULL;
1386         FindContact                fc;
1387
1388         priv = GET_PRIV (store);
1389
1390         memset (&fc, 0, sizeof (fc));
1391
1392         fc.contact = contact;
1393
1394         model = GTK_TREE_MODEL (store);
1395         gtk_tree_model_foreach (model,
1396                                 (GtkTreeModelForeachFunc) contact_list_store_find_contact_foreach,
1397                                 &fc);
1398
1399         if (fc.found) {
1400                 l = fc.iters;
1401         }
1402
1403         return l;
1404 }
1405
1406 static gboolean
1407 contact_list_store_update_list_mode_foreach (GtkTreeModel           *model,
1408                                              GtkTreePath            *path,
1409                                              GtkTreeIter            *iter,
1410                                              EmpathyContactListStore *store)
1411 {
1412         EmpathyContactListStorePriv *priv;
1413         gboolean                    show_avatar = FALSE;
1414
1415         priv = GET_PRIV (store);
1416
1417         if (priv->show_avatars && !priv->is_compact) {
1418                 show_avatar = TRUE;
1419         }
1420
1421         gtk_tree_store_set (GTK_TREE_STORE (store), iter,
1422                             EMPATHY_CONTACT_LIST_STORE_COL_PIXBUF_AVATAR_VISIBLE, show_avatar,
1423                             EMPATHY_CONTACT_LIST_STORE_COL_STATUS_VISIBLE, !priv->is_compact,
1424                             -1);
1425
1426         return FALSE;
1427 }
1428