libempathy/empathy-ft-factory.c

   1 /*
   2  * empathy-ft-factory.c - Source for EmpathyFTFactory
   3  * Copyright (C) 2009 Collabora Ltd.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18  *
  19  * Author: Cosimo Cecchi <cosimo.cecchi@collabora.co.uk>
  20  */
  21
  22 /* empathy-ft-factory.c */
  23
  24 #include <glib.h>
  25
  26 #include "empathy-ft-factory.h"
  27 #include "empathy-ft-handler.h"
  28 #include "empathy-marshal.h"
  29 #include "empathy-utils.h"
  30
  31 G_DEFINE_TYPE (EmpathyFTFactory, empathy_ft_factory, G_TYPE_OBJECT);
  32
  33 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyFTFactory)
  34
  35 enum {
  36   NEW_FT_HANDLER,
  37   NEW_INCOMING_TRANSFER,
  38   LAST_SIGNAL
  39 };
  40
  41 static EmpathyFTFactory *factory_singleton = NULL;
  42 static guint signals[LAST_SIGNAL] = { 0 };
  43
  44 static GObject *
  45 do_constructor (GType type,
  46                 guint n_props,
  47                 GObjectConstructParam *props)
  48 {
  49         GObject *retval;
  50
  51         if (factory_singleton) {
  52                 retval = g_object_ref (factory_singleton);
  53         } else {
  54                 retval = G_OBJECT_CLASS (empathy_ft_factory_parent_class)->constructor
  55                         (type, n_props, props);
  56
  57                 factory_singleton = EMPATHY_FT_FACTORY (retval);
  58                 g_object_add_weak_pointer (retval, (gpointer *) &factory_singleton);
  59         }
  60
  61         return retval;
  62 }
  63
  64 static void
  65 empathy_ft_factory_class_init (EmpathyFTFactoryClass *klass)
  66 {
  67   GObjectClass *object_class = G_OBJECT_CLASS (klass);
  68
  69   object_class->constructor = do_constructor;
  70
  71   signals[NEW_FT_HANDLER] =
  72     g_signal_new ("new-ft-handler",
  73       G_TYPE_FROM_CLASS (klass),
  74       G_SIGNAL_RUN_LAST, 0,
  75       NULL, NULL,
  76       _empathy_marshal_VOID__OBJECT_POINTER,
  77       G_TYPE_NONE, 2, EMPATHY_TYPE_FT_HANDLER, G_TYPE_POINTER);
  78
  79   signals[NEW_INCOMING_TRANSFER] =
  80     g_signal_new ("new-incoming-transfer",
  81       G_TYPE_FROM_CLASS (klass),
  82       G_SIGNAL_RUN_LAST, 0,
  83       NULL, NULL,
  84       _empathy_marshal_VOID__OBJECT_POINTER,
  85       G_TYPE_NONE, 2, EMPATHY_TYPE_FT_HANDLER, G_TYPE_POINTER);
  86 }
  87
  88 static void
  89 empathy_ft_factory_init (EmpathyFTFactory *self)
  90 {
  91   /* do nothing */
  92 }
  93
  94 static void
  95 ft_handler_outgoing_ready_cb (EmpathyFTHandler *handler,
  96                               GError *error,
  97                               gpointer user_data)
  98 {
  99   EmpathyFTFactory *factory = user_data;
 100
 101   g_signal_emit (factory, signals[NEW_FT_HANDLER], 0, handler, error);
 102 }
 103
 104 static void
 105 ft_handler_incoming_ready_cb (EmpathyFTHandler *handler,
 106                               GError *error,
 107                               gpointer user_data)
 108 {
 109   EmpathyFTFactory *factory = user_data;
 110
 111   g_signal_emit (factory, signals[NEW_INCOMING_TRANSFER], 0, handler, error);
 112 }
 113
 114 /* public methods */
 115
 116 EmpathyFTFactory*
 117 empathy_ft_factory_dup_singleton (void)
 118 {
 119   return g_object_new (EMPATHY_TYPE_FT_FACTORY, NULL);
 120 }
 121
 122 void
 123 empathy_ft_factory_new_transfer_outgoing (EmpathyFTFactory *factory,
 124                                           EmpathyContact *contact,
 125                                           GFile *source,
 126                                           gboolean use_hash)
 127 {
 128   g_return_if_fail (EMPATHY_IS_FT_FACTORY (factory));
 129   g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 130   g_return_if_fail (G_IS_FILE (source));
 131
 132   empathy_ft_handler_new_outgoing (contact, source, use_hash,
 133       ft_handler_outgoing_ready_cb, factory);
 134 }
 135
 136 void
 137 empathy_ft_factory_claim_channel (EmpathyFTFactory *factory,
 138                                   EmpathyDispatchOperation *operation)
 139 {
 140   EmpathyTpFile *tp_file;
 141
 142   g_return_if_fail (EMPATHY_IS_FT_FACTORY (factory));
 143   g_return_if_fail (EMPATHY_IS_DISPATCH_OPERATION (operation));
 144
 145   /* own a reference to the EmpathyTpFile */
 146   tp_file = EMPATHY_TP_FILE
 147       ((empathy_dispatch_operation_get_channel_wrapper (operation)));
 148
 149   empathy_ft_handler_new_incoming (tp_file, ft_handler_incoming_ready_cb,
 150       factory);
 151
 152   empathy_dispatch_operation_claim (operation);
 153 }
 154
 155 void
 156 empathy_ft_factory_set_destination_for_incoming_handler
 157                                                  (EmpathyFTFactory *factory,
 158                                                   EmpathyFTHandler *handler,
 159                                                   GFile *destination,
 160                                                   gboolean use_hash)
 161 {
 162   g_return_if_fail (EMPATHY_IS_FT_FACTORY (factory));
 163   g_return_if_fail (EMPATHY_IS_FT_HANDLER (handler));
 164   g_return_if_fail (G_IS_FILE (destination));
 165
 166   empathy_ft_handler_incoming_set_destination (handler, destination, use_hash);
 167
 168   g_signal_emit (factory, signals[NEW_FT_HANDLER], 0, handler, FALSE);
 169 }