OLD | NEW |
1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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_DEVTOOLS_AGENT_FILTER_H_ | 5 #ifndef CHROME_RENDERER_DEVTOOLS_AGENT_FILTER_H_ |
6 #define CHROME_RENDERER_DEVTOOLS_AGENT_FILTER_H_ | 6 #define CHROME_RENDERER_DEVTOOLS_AGENT_FILTER_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "ipc/ipc_channel_proxy.h" | 11 #include "ipc/ipc_channel_proxy.h" |
12 | 12 |
13 // DevToolsAgentFilter is registered as an IPC filter in order to be able to | 13 // DevToolsAgentFilter is registered as an IPC filter in order to be able to |
14 // dispatch messages while on the IO thread. The reason for that is that while | 14 // dispatch messages while on the IO thread. The reason for that is that while |
15 // debugging, Render thread is being held by the v8 and hence no messages | 15 // debugging, Render thread is being held by the v8 and hence no messages |
16 // are being dispatched there. While holding the thread in a tight loop, | 16 // are being dispatched there. While holding the thread in a tight loop, |
17 // v8 provides thread-safe Api for controlling debugger. In our case v8's Api | 17 // v8 provides thread-safe Api for controlling debugger. In our case v8's Api |
18 // is being used from this communication agent on the IO thread. | 18 // is being used from this communication agent on the IO thread. |
19 class DevToolsAgentFilter : public IPC::ChannelProxy::MessageFilter { | 19 class DevToolsAgentFilter : public IPC::ChannelProxy::MessageFilter { |
20 public: | 20 public: |
21 // There is a single instance of this class instantiated by the RenderThread. | 21 // There is a single instance of this class instantiated by the RenderThread. |
22 DevToolsAgentFilter(); | 22 DevToolsAgentFilter(); |
23 virtual ~DevToolsAgentFilter(); | 23 virtual ~DevToolsAgentFilter(); |
24 | 24 |
| 25 static void SendRpcMessage(const std::string& class_name, |
| 26 const std::string& method_name, |
| 27 const std::string& param1, |
| 28 const std::string& param2, |
| 29 const std::string& param3); |
| 30 |
25 private: | 31 private: |
26 // IPC::ChannelProxy::MessageFilter override. Called on IO thread. | 32 // IPC::ChannelProxy::MessageFilter override. Called on IO thread. |
27 virtual bool OnMessageReceived(const IPC::Message& message); | 33 virtual bool OnMessageReceived(const IPC::Message& message); |
28 | 34 |
| 35 virtual void OnFilterAdded(IPC::Channel* channel) { channel_ = channel; } |
| 36 |
29 static void DispatchMessageLoop(); | 37 static void DispatchMessageLoop(); |
30 | 38 |
31 // OnDebuggerCommand will be executed in the IO thread so that we can | 39 // OnDebuggerCommand will be executed in the IO thread so that we can |
32 // handle debug messages even when v8 is stopped. | 40 // handle debug messages even when v8 is stopped. |
33 void OnDebuggerCommand(const std::string& command); | 41 void OnDebuggerCommand(const std::string& command); |
34 void OnDebuggerPauseScript(); | 42 void OnDebuggerPauseScript(); |
| 43 void OnRpcMessage(const std::string& class_name, |
| 44 const std::string& method_name, |
| 45 const std::string& param1, |
| 46 const std::string& param2, |
| 47 const std::string& param3); |
35 | 48 |
36 int current_routing_id_; | 49 bool message_handled_; |
| 50 |
| 51 // Made static to allow DevToolsAgent to use it for replying directly |
| 52 // from IO thread. |
| 53 static int current_routing_id_; |
| 54 static IPC::Channel* channel_; |
37 | 55 |
38 DISALLOW_COPY_AND_ASSIGN(DevToolsAgentFilter); | 56 DISALLOW_COPY_AND_ASSIGN(DevToolsAgentFilter); |
39 }; | 57 }; |
40 | 58 |
41 #endif // CHROME_RENDERER_DEVTOOLS_AGENT_FILTER_H_ | 59 #endif // CHROME_RENDERER_DEVTOOLS_AGENT_FILTER_H_ |
OLD | NEW |