libempathy-gtk/empathy-roster-model.c

   1 /*
   2  * empathy-roster-model.c
   3  *
   4  * Copyright (C) 2012 Collabora Ltd. <http://www.collabora.co.uk/>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library 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  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  */
  20 #include "config.h"
  21 #include "empathy-roster-model.h"
  22
  23 G_DEFINE_INTERFACE (EmpathyRosterModel, empathy_roster_model, G_TYPE_OBJECT)
  24
  25 enum
  26 {
  27   SIG_INDIVIDUAL_ADDED,
  28   SIG_INDIVIDUAL_REMOVED,
  29   SIG_GROUPS_CHANGED,
  30   LAST_SIGNAL
  31 };
  32
  33 static guint signals[LAST_SIGNAL];
  34
  35 static void
  36 empathy_roster_model_default_init (EmpathyRosterModelInterface *iface)
  37 {
  38   signals[SIG_INDIVIDUAL_ADDED] =
  39     g_signal_new ("individual-added",
  40         EMPATHY_TYPE_ROSTER_MODEL,
  41         G_SIGNAL_RUN_LAST,
  42         0, NULL, NULL, NULL,
  43         G_TYPE_NONE, 1,
  44         FOLKS_TYPE_INDIVIDUAL);
  45
  46   signals[SIG_INDIVIDUAL_REMOVED] =
  47     g_signal_new ("individual-removed",
  48         EMPATHY_TYPE_ROSTER_MODEL,
  49         G_SIGNAL_RUN_LAST,
  50         0, NULL, NULL, NULL,
  51         G_TYPE_NONE, 1,
  52         FOLKS_TYPE_INDIVIDUAL);
  53
  54   signals[SIG_GROUPS_CHANGED] =
  55     g_signal_new ("groups-changed",
  56         EMPATHY_TYPE_ROSTER_MODEL,
  57         G_SIGNAL_RUN_LAST,
  58         0, NULL, NULL, NULL,
  59         G_TYPE_NONE, 3,
  60         FOLKS_TYPE_INDIVIDUAL,
  61         G_TYPE_STRING,
  62         G_TYPE_BOOLEAN);
  63 }
  64
  65 /***** Restricted *****/
  66
  67 void
  68 empathy_roster_model_fire_individual_added (EmpathyRosterModel *self,
  69     FolksIndividual *individual)
  70 {
  71   g_signal_emit (self, signals[SIG_INDIVIDUAL_ADDED], 0, individual);
  72 }
  73
  74 void
  75 empathy_roster_model_fire_individual_removed (EmpathyRosterModel *self,
  76     FolksIndividual *individual)
  77 {
  78   g_signal_emit (self, signals[SIG_INDIVIDUAL_REMOVED], 0, individual);
  79 }
  80
  81 void
  82 empathy_roster_model_fire_groups_changed (EmpathyRosterModel *self,
  83     FolksIndividual *individual,
  84     const gchar *group,
  85     gboolean is_member)
  86 {
  87   g_signal_emit (self, signals[SIG_GROUPS_CHANGED], 0, individual, group,
  88       is_member);
  89 }
  90
  91 /***** Public *****/
  92
  93 /**
  94  * empathy_roster_model_get_individuals:
  95  * @self: a #EmpathyRosterModel
  96  *
  97  * Returns all the individuals stored by @self.
  98  *
  99  * Returns: (transfer container): a #GList of #FolksIndividual
 100  */
 101 GList *
 102 empathy_roster_model_get_individuals (EmpathyRosterModel *self)
 103 {
 104   EmpathyRosterModelInterface *iface;
 105
 106   g_return_val_if_fail (EMPATHY_IS_ROSTER_MODEL (self), NULL);
 107
 108   iface = EMPATHY_ROSTER_MODEL_GET_IFACE (self);
 109   g_return_val_if_fail (iface->get_individuals != NULL, NULL);
 110
 111   return (* iface->get_individuals) (self);
 112 }
 113
 114 /**
 115  * empathy_roster_model_dup_groups_for_individual:
 116  * @self: a #EmpathyRosterModel
 117  * @individual: a #FolksIndidivual
 118  *
 119  * Returns the groups of which @individual is a member of.
 120  *
 121  * Returns: (transfer full): a #GList of (gchar *) representing the
 122  * groups of @individual
 123  */
 124 GList *
 125 empathy_roster_model_dup_groups_for_individual (EmpathyRosterModel *self,
 126     FolksIndividual *individual)
 127 {
 128   EmpathyRosterModelInterface *iface;
 129
 130   g_return_val_if_fail (EMPATHY_IS_ROSTER_MODEL (self), NULL);
 131
 132   iface = EMPATHY_ROSTER_MODEL_GET_IFACE (self);
 133   g_return_val_if_fail (iface->dup_groups_for_individual != NULL, NULL);
 134
 135   return (* iface->dup_groups_for_individual) (self, individual);
 136 }