content/browser/devtools/devtools_frontend_host.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_BROWSER_DEVTOOLS_DEVTOOLS_FRONTEND_HOST_H_
   6 #define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_FRONTEND_HOST_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "content/public/browser/devtools_client_host.h"
  13 #include "content/public/browser/web_contents_observer.h"
  14
  15 namespace content {
  16
  17 class DevToolsFrontendHostDelegate;
  18 class WebContentsImpl;
  19
  20 // This class handles messages from DevToolsClient and calls corresponding
  21 // methods on DevToolsFrontendHostDelegate which is implemented by the
  22 // embedder. This allows us to avoid exposing DevTools client messages through
  23 // the content public API.
  24 class DevToolsFrontendHost : public DevToolsClientHost,
  25                              public WebContentsObserver {
  26  public:
  27   DevToolsFrontendHost(WebContentsImpl* web_contents,
  28                        DevToolsFrontendHostDelegate* delegate);
  29
  30  private:
  31   virtual ~DevToolsFrontendHost();
  32
  33   // DevToolsClientHost implementation.
  34   virtual void DispatchOnInspectorFrontend(const std::string& message) OVERRIDE;
  35   virtual void InspectedContentsClosing() OVERRIDE;
  36   virtual void ReplacedWithAnotherClient() OVERRIDE;
  37
  38   // WebContentsObserver overrides.
  39   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  40   virtual void RenderProcessGone(base::TerminationStatus status) OVERRIDE;
  41
  42   void OnDispatchOnInspectorBackend(const std::string& message);
  43   void OnDispatchOnEmbedder(const std::string& message);
  44
  45   DevToolsFrontendHostDelegate* delegate_;
  46   DISALLOW_COPY_AND_ASSIGN(DevToolsFrontendHost);
  47 };
  48
  49 }  // namespace content
  50
  51 #endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_FRONTEND_HOST_H_