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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef REMOTING_JINGLE_GLUE_SIGNAL_STRATEGY_H_ | 5 #ifndef REMOTING_JINGLE_GLUE_SIGNAL_STRATEGY_H_ |
6 #define REMOTING_JINGLE_GLUE_SIGNAL_STRATEGY_H_ | 6 #define REMOTING_JINGLE_GLUE_SIGNAL_STRATEGY_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 | 11 |
12 namespace buzz { | 12 namespace buzz { |
13 class XmlElement; | 13 class XmlElement; |
14 } // namespace buzz | 14 } // namespace buzz |
15 | 15 |
16 namespace remoting { | 16 namespace remoting { |
17 | 17 |
18 class IqRequest; | |
19 | |
20 class SignalStrategy { | 18 class SignalStrategy { |
21 public: | 19 public: |
22 class StatusObserver { | 20 class StatusObserver { |
23 public: | 21 public: |
24 enum State { | 22 enum State { |
25 START, | 23 START, |
26 CONNECTING, | 24 CONNECTING, |
27 CONNECTED, | 25 CONNECTED, |
28 CLOSED, | 26 CLOSED, |
29 }; | 27 }; |
30 | 28 |
31 // Called when state of the connection is changed. | 29 // Called when state of the connection is changed. |
32 virtual void OnStateChange(State state) = 0; | 30 virtual void OnStateChange(State state) = 0; |
33 virtual void OnJidChange(const std::string& full_jid) = 0; | 31 virtual void OnJidChange(const std::string& full_jid) = 0; |
34 }; | 32 }; |
35 | 33 |
36 class Listener { | 34 class Listener { |
37 public: | 35 public: |
38 // Must return true if the stanza was handled, false otherwise. | 36 // Must return true if the stanza was handled, false otherwise. |
39 virtual bool OnIncomingStanza(const buzz::XmlElement* stanza) = 0; | 37 virtual bool OnIncomingStanza(const buzz::XmlElement* stanza) = 0; |
40 }; | 38 }; |
41 | 39 |
42 SignalStrategy() {} | 40 SignalStrategy() {} |
43 virtual ~SignalStrategy() {} | 41 virtual ~SignalStrategy() {} |
44 virtual void Init(StatusObserver* observer) = 0; | 42 virtual void Init(StatusObserver* observer) = 0; |
45 virtual void Close() = 0; | 43 virtual void Close() = 0; |
46 | 44 |
47 // Set a listener that can listen to all incoming messages. Doesn't | 45 // Add a listener that can listen to all incoming messages. Doesn't |
48 // take ownership of the |listener|. Can be called with |listener| | 46 // take ownership of the |listener|. Can be called with |listener| |
49 // set to NULL to unset current listener. It must be unset before | 47 // set to NULL to unset current listener. It must be unset before |
50 // object is destroyed. | 48 // object is destroyed. |
Wez
2011/11/03 02:09:30
This comment is out of date.
Sergey Ulanov
2011/11/03 02:41:31
Done.
| |
51 virtual void SetListener(Listener* listener) = 0; | 49 virtual void AddListener(Listener* listener) = 0; |
50 virtual void RemoveListener(Listener* listener) = 0; | |
52 | 51 |
53 // Sends a raw XMPP stanza. Takes ownership of the |stanza|. | 52 // Sends a raw XMPP stanza. Takes ownership of the |stanza|. |
54 virtual void SendStanza(buzz::XmlElement* stanza) = 0; | 53 virtual bool SendStanza(buzz::XmlElement* stanza) = 0; |
55 | 54 |
56 // Returns new ID that should be used for the next outgoing IQ | 55 // Returns new ID that should be used for the next outgoing IQ |
57 // request. | 56 // request. |
58 virtual std::string GetNextId() = 0; | 57 virtual std::string GetNextId() = 0; |
59 | 58 |
60 // TODO(sergeyu): Do we really need this method to be part of this | |
61 // interface? | |
62 virtual IqRequest* CreateIqRequest() = 0; | |
63 | |
64 private: | 59 private: |
65 DISALLOW_COPY_AND_ASSIGN(SignalStrategy); | 60 DISALLOW_COPY_AND_ASSIGN(SignalStrategy); |
66 }; | 61 }; |
67 | 62 |
68 } // namespace remoting | 63 } // namespace remoting |
69 | 64 |
70 #endif // REMOTING_JINGLE_GLUE_SIGNAL_STRATEGY_H_ | 65 #endif // REMOTING_JINGLE_GLUE_SIGNAL_STRATEGY_H_ |
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