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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 CHROME_RENDERER_PLUGIN_CHANNEL_HOST_H_ | 5 #ifndef CHROME_RENDERER_PLUGIN_CHANNEL_HOST_H_ |
6 #define CHROME_RENDERER_PLUGIN_CHANNEL_HOST_H_ | 6 #define CHROME_RENDERER_PLUGIN_CHANNEL_HOST_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/hash_tables.h" | 9 #include "base/hash_tables.h" |
10 #include "chrome/plugin/plugin_channel_base.h" | 10 #include "chrome/plugin/plugin_channel_base.h" |
11 | 11 |
12 class IsListeningFilter; | 12 class IsListeningFilter; |
13 class NPObjectBase; | 13 class NPObjectBase; |
14 | 14 |
15 // Encapsulates an IPC channel between the renderer and one plugin process. | 15 // Encapsulates an IPC channel between the renderer and one plugin process. |
16 // On the plugin side there's a corresponding PluginChannel. | 16 // On the plugin side there's a corresponding PluginChannel. |
17 class PluginChannelHost : public PluginChannelBase { | 17 class PluginChannelHost : public PluginChannelBase { |
18 public: | 18 public: |
19 static PluginChannelHost* GetPluginChannelHost( | 19 static PluginChannelHost* GetPluginChannelHost( |
20 const std::string& channel_name, MessageLoop* ipc_message_loop); | 20 const std::string& channel_name, MessageLoop* ipc_message_loop); |
21 | 21 |
22 virtual bool Init(MessageLoop* ipc_message_loop, bool create_pipe_now); | 22 virtual bool Init(MessageLoop* ipc_message_loop, bool create_pipe_now); |
23 | 23 |
24 int GenerateRouteID(); | 24 virtual int GenerateRouteID(); |
25 | 25 |
26 void AddRoute(int route_id, IPC::Channel::Listener* listener, | 26 void AddRoute(int route_id, IPC::Channel::Listener* listener, |
27 NPObjectBase* npobject); | 27 NPObjectBase* npobject); |
28 void RemoveRoute(int route_id); | 28 void RemoveRoute(int route_id); |
29 | 29 |
30 // IPC::Channel::Listener override | 30 // IPC::Channel::Listener override |
31 void OnChannelError(); | 31 virtual void OnChannelError(); |
32 | 32 |
33 static void SetListening(bool flag); | 33 static void SetListening(bool flag); |
34 | 34 |
35 static bool IsListening(); | 35 static bool IsListening(); |
36 | 36 |
37 static void Broadcast(IPC::Message* message) { | 37 static void Broadcast(IPC::Message* message) { |
38 PluginChannelBase::Broadcast(message); | 38 PluginChannelBase::Broadcast(message); |
39 } | 39 } |
40 | 40 |
41 bool expecting_shutdown() { return expecting_shutdown_; } | 41 bool expecting_shutdown() { return expecting_shutdown_; } |
42 | 42 |
43 private: | 43 private: |
44 // Called on the render thread | 44 // Called on the render thread |
45 PluginChannelHost(); | 45 PluginChannelHost(); |
46 ~PluginChannelHost(); | 46 ~PluginChannelHost(); |
47 | 47 |
48 static PluginChannelBase* ClassFactory() { return new PluginChannelHost(); } | 48 static PluginChannelBase* ClassFactory() { return new PluginChannelHost(); } |
49 | 49 |
50 void OnControlMessageReceived(const IPC::Message& message); | 50 virtual void OnControlMessageReceived(const IPC::Message& message); |
51 void OnSetException(const std::string& message); | 51 void OnSetException(const std::string& message); |
52 void OnPluginShuttingDown(const IPC::Message& message); | 52 void OnPluginShuttingDown(const IPC::Message& message); |
53 | 53 |
54 // Keep track of all the registered WebPluginDelegeProxies to | 54 // Keep track of all the registered WebPluginDelegeProxies to |
55 // inform about OnChannelError | 55 // inform about OnChannelError |
56 typedef base::hash_map<int, IPC::Channel::Listener*> ProxyMap; | 56 typedef base::hash_map<int, IPC::Channel::Listener*> ProxyMap; |
57 ProxyMap proxies_; | 57 ProxyMap proxies_; |
58 | 58 |
59 // An IPC MessageFilter that can be told to filter out all messages. This is | 59 // An IPC MessageFilter that can be told to filter out all messages. This is |
60 // used when the JS debugger is attached in order to avoid browser hangs. | 60 // used when the JS debugger is attached in order to avoid browser hangs. |
61 scoped_refptr<IsListeningFilter> is_listening_filter_; | 61 scoped_refptr<IsListeningFilter> is_listening_filter_; |
62 | 62 |
63 // True if we are expecting the plugin process to go away - in which case, | 63 // True if we are expecting the plugin process to go away - in which case, |
64 // don't treat it as a crash. | 64 // don't treat it as a crash. |
65 bool expecting_shutdown_; | 65 bool expecting_shutdown_; |
66 | 66 |
67 DISALLOW_COPY_AND_ASSIGN(PluginChannelHost); | 67 DISALLOW_COPY_AND_ASSIGN(PluginChannelHost); |
68 }; | 68 }; |
69 | 69 |
70 #endif // CHROME_RENDERER_PLUGIN_CHANNEL_HOST_H_ | 70 #endif // CHROME_RENDERER_PLUGIN_CHANNEL_HOST_H_ |
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