content/browser/devtools/devtools_manager.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_MANAGER_H_
   6 #define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_MANAGER_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/memory/singleton.h"
  10 #include "content/common/content_export.h"
  11 #include "content/public/browser/devtools_manager_delegate.h"
  12
  13 namespace content {
  14
  15 class DevToolsAgentHostImpl;
  16
  17 // This class is a singleton that manage global DevTools state for the whole
  18 // browser.
  19 // TODO(dgozman): remove this class entirely.
  20 class CONTENT_EXPORT DevToolsManager {
  21  public:
  22   // Returns single instance of this class. The instance is destroyed on the
  23   // browser main loop exit so this method MUST NOT be called after that point.
  24   static DevToolsManager* GetInstance();
  25
  26   DevToolsManager();
  27   virtual ~DevToolsManager();
  28
  29   DevToolsManagerDelegate* delegate() const { return delegate_.get(); }
  30
  31   void AgentHostStateChanged(DevToolsAgentHostImpl* agent_host, bool attached);
  32
  33  private:
  34   friend struct DefaultSingletonTraits<DevToolsManager>;
  35
  36   scoped_ptr<DevToolsManagerDelegate> delegate_;
  37   int attached_hosts_count_;
  38
  39   DISALLOW_COPY_AND_ASSIGN(DevToolsManager);
  40 };
  41
  42 }  // namespace content
  43
  44 #endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_MANAGER_H_