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1 /*
2  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #include "config.h"
27 #include "NetworkStateNotifier.h"
28 
29 #include <wtf/Assertions.h>
30 #include <wtf/StdLibExtras.h>
31 #include <wtf/Threading.h>
32 
33 namespace WebCore {
34 
networkStateNotifier()35 NetworkStateNotifier& networkStateNotifier()
36 {
37     AtomicallyInitializedStatic(NetworkStateNotifier*, networkStateNotifier = new NetworkStateNotifier);
38 
39     return *networkStateNotifier;
40 }
41 
setNetworkStateChangedFunction(void (* function)())42 void NetworkStateNotifier::setNetworkStateChangedFunction(void(*function)())
43 {
44     ASSERT(!m_networkStateChangedFunction);
45 
46     m_networkStateChangedFunction = function;
47 }
48 
49 #if PLATFORM(ANDROID) || PLATFORM(CHROMIUM)
setOnLine(bool onLine)50 void NetworkStateNotifier::setOnLine(bool onLine)
51 {
52     if (m_isOnLine == onLine)
53         return;
54 
55     m_isOnLine = onLine;
56 
57     if (m_networkStateChangedFunction)
58         m_networkStateChangedFunction();
59 }
60 #endif // PLATFORM(ANDROID) || PLATFORM(CHROMIM)
61 
62 #ifdef ANDROID
networkTypeChange(Connection::ConnectionType type)63 void NetworkStateNotifier::networkTypeChange(Connection::ConnectionType type)
64 {
65     if (m_type == type)
66         return;
67 
68     m_type = type;
69 
70     if (m_networkStateChangedFunction)
71         m_networkStateChangedFunction();
72 }
73 #endif
74 
75 }
76