| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_UI_VIEWS_LOAD_COMPLETE_LISTENER_H_ |
| #define CHROME_BROWSER_UI_VIEWS_LOAD_COMPLETE_LISTENER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "content/public/browser/notification_observer.h" |
| #include "content/public/browser/notification_registrar.h" |
| |
| // A class which takes a delegate which can be notified after the first page |
| // load has been completed. This is particularly useful for triggering |
| // IO-intensive tasks which should not be run until start-up is complete. |
| class LoadCompleteListener : public content::NotificationObserver { |
| public: |
| class Delegate { |
| public: |
| // Invoked when initial page load has completed. |
| virtual void OnLoadCompleted() = 0; |
| |
| protected: |
| virtual ~Delegate() {} |
| }; |
| |
| explicit LoadCompleteListener(Delegate* delegate); |
| |
| virtual ~LoadCompleteListener(); |
| |
| private: |
| // content::NotificationObserver: |
| virtual void Observe(int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) OVERRIDE; |
| |
| content::NotificationRegistrar registrar_; |
| |
| // Delegate to be notified after the first page load has completed. |
| Delegate* delegate_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LoadCompleteListener); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_LOAD_COMPLETE_LISTENER_H_ |