chrome/browser/extensions/chrome_process_manager_delegate.h

   1 // Copyright 2014 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_PROCESS_MANAGER_DELEGATE_H_
   6 #define CHROME_BROWSER_EXTENSIONS_CHROME_PROCESS_MANAGER_DELEGATE_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/macros.h"
  10 #include "content/public/browser/notification_observer.h"
  11 #include "content/public/browser/notification_registrar.h"
  12 #include "extensions/browser/process_manager_delegate.h"
  13
  14 class Browser;
  15 class Profile;
  16
  17 namespace extensions {
  18
  19 // Support for ProcessManager. Controls cases where Chrome wishes to disallow
  20 // extension background pages or defer their creation.
  21 class ChromeProcessManagerDelegate : public ProcessManagerDelegate,
  22                                      public content::NotificationObserver {
  23  public:
  24   ChromeProcessManagerDelegate();
  25   ~ChromeProcessManagerDelegate() override;
  26
  27   // ProcessManagerDelegate implementation:
  28   bool IsBackgroundPageAllowed(content::BrowserContext* context) const override;
  29   bool DeferCreatingStartupBackgroundHosts(
  30       content::BrowserContext* context) const override;
  31
  32   // content::NotificationObserver implementation:
  33   void Observe(int type,
  34                const content::NotificationSource& source,
  35                const content::NotificationDetails& details) override;
  36
  37  private:
  38   // Notification handlers.
  39   void OnBrowserWindowReady(Browser* browser);
  40   void OnProfileCreated(Profile* profile);
  41   void OnProfileDestroyed(Profile* profile);
  42
  43   content::NotificationRegistrar registrar_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(ChromeProcessManagerDelegate);
  46 };
  47
  48 }  // namespace extensions
  49
  50 #endif  // CHROME_BROWSER_EXTENSIONS_CHROME_PROCESS_MANAGER_DELEGATE_H_