1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
/* vi: set et sw=4 ts=8 cino=t0,(0: */
/* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 8 -*- */
/*
* This file is part of mission-control
*
* Copyright (C) 2007 Nokia Corporation.
*
* Contact: Naba Kumar <naba.kumar@nokia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
/**
* SECTION:mcd-proxy
* @title: McdProxy
* @short_description: Mission proxy class
* @see_also:
* @stability: Unstable
* @include: mcd-proxy.h
*
* This is a simple container class that proxies the events from a proxy
* object to self container.
*/
#include "mcd-proxy.h"
#include <glib/gi18n.h>
#include <telepathy-glib/telepathy-glib.h>
#define MCD_PROXY_PRIV(proxy) (G_TYPE_INSTANCE_GET_PRIVATE ((proxy), \
MCD_TYPE_PROXY, \
McdProxyPrivate))
G_DEFINE_TYPE (McdProxy, mcd_proxy, MCD_TYPE_OPERATION);
/* Private */
typedef struct _McdProxyPrivate
{
McdMission *proxy_object;
gboolean is_disposed;
} McdProxyPrivate;
enum
{
PROP_0,
PROP_PROXY_OBJECT
};
static void
_mcd_proxy_abort (McdProxy * proxy)
{
/* Releases the reference */
g_object_set (proxy, "proxy-object", NULL, NULL);
/* Propagate the "abort" event to our listeners */
mcd_mission_abort (MCD_MISSION (proxy));
}
static void
_mcd_proxy_connect_signals (McdProxy * proxy)
{
McdProxyPrivate *priv = MCD_PROXY_PRIV (proxy);
g_signal_connect_swapped (priv->proxy_object, "connected",
G_CALLBACK (mcd_mission_connect), proxy);
g_signal_connect_swapped (priv->proxy_object, "disconnected",
G_CALLBACK (mcd_mission_disconnect), proxy);
g_signal_connect_swapped (priv->proxy_object, "abort",
G_CALLBACK (_mcd_proxy_abort), proxy);
}
static void
_mcd_proxy_disconnect_signals (McdProxy * proxy)
{
McdProxyPrivate *priv = MCD_PROXY_PRIV (proxy);
g_signal_handlers_disconnect_by_func (priv->proxy_object,
G_CALLBACK (mcd_mission_connect),
proxy);
g_signal_handlers_disconnect_by_func (priv->proxy_object,
G_CALLBACK (mcd_mission_disconnect),
proxy);
g_signal_handlers_disconnect_by_func (priv->proxy_object,
G_CALLBACK (_mcd_proxy_abort), proxy);
}
static void
_mcd_proxy_finalize (GObject * object)
{
G_OBJECT_CLASS (mcd_proxy_parent_class)->finalize (object);
}
static void
_mcd_proxy_dispose (GObject * object)
{
McdProxyPrivate *priv = MCD_PROXY_PRIV (object);
if (priv->is_disposed)
{
return;
}
priv->is_disposed = TRUE;
DEBUG ("proxy disposed\n");
if (priv->proxy_object)
{
/* Disconnect proxy signals */
_mcd_proxy_disconnect_signals (MCD_PROXY (object));
}
tp_clear_object (&priv->proxy_object);
G_OBJECT_CLASS (mcd_proxy_parent_class)->dispose (object);
}
static void
_mcd_proxy_set_property (GObject * obj, guint prop_id,
const GValue * val, GParamSpec * pspec)
{
McdMission *proxy_object;
McdProxyPrivate *priv = MCD_PROXY_PRIV (obj);
switch (prop_id)
{
case PROP_PROXY_OBJECT:
proxy_object = g_value_get_object (val);
if (proxy_object)
{
g_return_if_fail (MCD_IS_MISSION (proxy_object));
g_object_ref (proxy_object);
}
if (priv->proxy_object)
{
/* Disconnect proxy signals */
_mcd_proxy_disconnect_signals (MCD_PROXY (obj));
g_object_unref (priv->proxy_object);
}
priv->proxy_object = proxy_object;
if (priv->proxy_object)
{
/* Connect proxy signals */
_mcd_proxy_connect_signals (MCD_PROXY (obj));
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
break;
}
}
static void
_mcd_proxy_get_property (GObject * obj, guint prop_id,
GValue * val, GParamSpec * pspec)
{
McdProxyPrivate *priv = MCD_PROXY_PRIV (obj);
switch (prop_id)
{
case PROP_PROXY_OBJECT:
g_value_set_pointer (val, priv->proxy_object);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
break;
}
}
static void
mcd_proxy_class_init (McdProxyClass * klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (object_class, sizeof (McdProxyPrivate));
object_class->finalize = _mcd_proxy_finalize;
object_class->dispose = _mcd_proxy_dispose;
object_class->set_property = _mcd_proxy_set_property;
object_class->get_property = _mcd_proxy_get_property;
g_object_class_install_property
(object_class, PROP_PROXY_OBJECT,
g_param_spec_object ("proxy-object",
"Proxy object",
"Object to be monitored for McdMission signals",
MCD_TYPE_MISSION,
G_PARAM_READWRITE));
}
static void
mcd_proxy_init (McdProxy * obj)
{
McdProxyPrivate *priv = MCD_PROXY_PRIV (obj);
priv->proxy_object = NULL;
}
/* Public */
McdProxy *
mcd_proxy_new (McdMission * proxy_object)
{
McdProxy *obj;
obj = MCD_PROXY (g_object_new (MCD_TYPE_PROXY, "proxy-object",
proxy_object, NULL));
return obj;
}
const McdMission *
mcd_proxy_get_proxy_object (McdProxy * proxy)
{
McdProxyPrivate *priv = MCD_PROXY_PRIV (proxy);
return priv->proxy_object;
}
|
