content/renderer/devtools_agent.h

   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
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_RENDERER_DEVTOOLS_AGENT_H_
   6 #define CONTENT_RENDERER_DEVTOOLS_AGENT_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "content/public/common/console_message_level.h"
  12 #include "content/public/renderer/render_view_observer.h"
  13 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDevToolsAgentClient.h"
  14
  15 class RenderViewImpl;
  16
  17 namespace WebKit {
  18 class WebDevToolsAgent;
  19 }
  20
  21 // DevToolsAgent belongs to the inspectable RenderView and provides Glue's
  22 // agents with the communication capabilities. All messages from/to Glue's
  23 // agents infrastructure are flowing through this communication agent.
  24 // There is a corresponding DevToolsClient object on the client side.
  25 class DevToolsAgent : public content::RenderViewObserver,
  26                       public WebKit::WebDevToolsAgentClient {
  27  public:
  28   explicit DevToolsAgent(RenderViewImpl* render_view);
  29   virtual ~DevToolsAgent();
  30
  31   // Returns agent instance for its host id.
  32   static DevToolsAgent* FromHostId(int host_id);
  33
  34   WebKit::WebDevToolsAgent* GetWebAgent();
  35
  36   bool IsAttached();
  37
  38  private:
  39   friend class DevToolsAgentFilter;
  40
  41   // RenderView::Observer implementation.
  42   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  43
  44   // WebDevToolsAgentClient implementation
  45   virtual void sendMessageToInspectorFrontend(const WebKit::WebString& data);
  46
  47   virtual int hostIdentifier();
  48   virtual void saveAgentRuntimeState(const WebKit::WebString& state);
  49   virtual WebKit::WebDevToolsAgentClient::WebKitClientMessageLoop*
  50       createClientMessageLoop();
  51   virtual void clearBrowserCache();
  52   virtual void clearBrowserCookies();
  53
  54   void OnAttach();
  55   void OnReattach(const std::string& agent_state);
  56   void OnDetach();
  57   void OnDispatchOnInspectorBackend(const std::string& message);
  58   void OnInspectElement(int x, int y);
  59   void OnAddMessageToConsole(content::ConsoleMessageLevel level,
  60                              const std::string& message);
  61   void ContinueProgram();
  62   void OnSetupDevToolsClient();
  63
  64   bool is_attached_;
  65
  66   DISALLOW_COPY_AND_ASSIGN(DevToolsAgent);
  67 };
  68
  69 #endif  // CONTENT_RENDERER_DEVTOOLS_AGENT_H_