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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CONTENT_RENDERER_DEVTOOLS_DEVTOOLS_AGENT_FILTER_H_ | 5 #ifndef CONTENT_RENDERER_DEVTOOLS_DEVTOOLS_AGENT_FILTER_H_ |
6 #define CONTENT_RENDERER_DEVTOOLS_DEVTOOLS_AGENT_FILTER_H_ | 6 #define CONTENT_RENDERER_DEVTOOLS_DEVTOOLS_AGENT_FILTER_H_ |
7 | 7 |
| 8 #include <set> |
8 #include <string> | 9 #include <string> |
9 | 10 |
10 #include "ipc/ipc_channel_proxy.h" | 11 #include "ipc/ipc_channel_proxy.h" |
11 | 12 |
12 struct DevToolsMessageData; | 13 struct DevToolsMessageData; |
13 | 14 |
14 namespace base { | 15 namespace base { |
15 class MessageLoop; | 16 class MessageLoop; |
16 } | 17 } |
17 | 18 |
18 namespace content { | 19 namespace content { |
19 | 20 |
20 // DevToolsAgentFilter is registered as an IPC filter in order to be able to | 21 // DevToolsAgentFilter is registered as an IPC filter in order to be able to |
21 // dispatch messages while on the IO thread. The reason for that is that while | 22 // dispatch messages while on the IO thread. The reason for that is that while |
22 // debugging, Render thread is being held by the v8 and hence no messages | 23 // debugging, Render thread is being held by the v8 and hence no messages |
23 // are being dispatched there. While holding the thread in a tight loop, | 24 // are being dispatched there. While holding the thread in a tight loop, |
24 // v8 provides thread-safe Api for controlling debugger. In our case v8's Api | 25 // v8 provides thread-safe Api for controlling debugger. In our case v8's Api |
25 // is being used from this communication agent on the IO thread. | 26 // is being used from this communication agent on the IO thread. |
26 class DevToolsAgentFilter : public IPC::ChannelProxy::MessageFilter { | 27 class DevToolsAgentFilter : public IPC::ChannelProxy::MessageFilter { |
27 public: | 28 public: |
28 // There is a single instance of this class instantiated by the RenderThread. | 29 // There is a single instance of this class instantiated by the RenderThread. |
29 DevToolsAgentFilter(); | 30 DevToolsAgentFilter(); |
30 | 31 |
31 static void SendRpcMessage(const DevToolsMessageData& data); | 32 static void SendRpcMessage(const DevToolsMessageData& data); |
32 | 33 |
33 // IPC::ChannelProxy::MessageFilter override. Called on IO thread. | 34 // IPC::ChannelProxy::MessageFilter override. Called on IO thread. |
34 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; | 35 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; |
35 | 36 |
| 37 // Called on the main thread. |
| 38 void AddSharedWorkerRouteOnMainThread(int32 routing_id); |
| 39 void RemoveSharedWorkerRouteOnMainThread(int32 routing_id); |
| 40 |
36 protected: | 41 protected: |
37 virtual ~DevToolsAgentFilter(); | 42 virtual ~DevToolsAgentFilter(); |
38 | 43 |
39 private: | 44 private: |
40 void OnDispatchOnInspectorBackend(const std::string& message); | 45 void OnDispatchOnInspectorBackend(const std::string& message); |
41 | 46 |
| 47 // Called on IO thread |
| 48 void AddSharedWorkerRoute(int32 routing_id); |
| 49 void RemoveSharedWorkerRoute(int32 routing_id); |
| 50 |
42 bool message_handled_; | 51 bool message_handled_; |
43 base::MessageLoop* render_thread_loop_; | 52 base::MessageLoop* render_thread_loop_; |
| 53 // Proxy to the IO message loop. |
| 54 scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy_; |
44 int current_routing_id_; | 55 int current_routing_id_; |
45 | 56 |
| 57 std::set<int32> shared_worker_routes_; |
| 58 |
46 DISALLOW_COPY_AND_ASSIGN(DevToolsAgentFilter); | 59 DISALLOW_COPY_AND_ASSIGN(DevToolsAgentFilter); |
47 }; | 60 }; |
48 | 61 |
49 } // namespace content | 62 } // namespace content |
50 | 63 |
51 #endif // CONTENT_RENDERER_DEVTOOLS_DEVTOOLS_AGENT_FILTER_H_ | 64 #endif // CONTENT_RENDERER_DEVTOOLS_DEVTOOLS_AGENT_FILTER_H_ |
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