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      1 // Copyright 2013 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 CHROME_BROWSER_EXTENSIONS_CHROME_NOTIFICATION_OBSERVER_H_
      6 #define CHROME_BROWSER_EXTENSIONS_CHROME_NOTIFICATION_OBSERVER_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/compiler_specific.h"
     10 #include "content/public/browser/notification_observer.h"
     11 #include "content/public/browser/notification_registrar.h"
     12 
     13 class Browser;
     14 
     15 namespace content {
     16 class RenderProcessHost;
     17 }
     18 
     19 namespace extensions {
     20 
     21 // Observer for Chrome-specific notifications that need to be relayed to the
     22 // extensions module.
     23 class ChromeNotificationObserver : public content::NotificationObserver {
     24  public:
     25   ChromeNotificationObserver();
     26   virtual ~ChromeNotificationObserver();
     27 
     28   // Notification handlers:
     29   void OnRendererProcessCreated(content::RenderProcessHost* process);
     30 
     31   // content::NotificationObserver overrides:
     32   virtual void Observe(int type,
     33                        const content::NotificationSource& source,
     34                        const content::NotificationDetails& details) OVERRIDE;
     35 
     36  private:
     37   content::NotificationRegistrar registrar_;
     38 
     39   DISALLOW_COPY_AND_ASSIGN(ChromeNotificationObserver);
     40 };
     41 
     42 }  // namespace extensions
     43 
     44 #endif  // CHROME_BROWSER_EXTENSIONS_CHROME_NOTIFICATION_OBSERVER_H_
     45