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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 #include "chrome/browser/extensions/chrome_notification_observer.h"
      6 
      7 #include "base/logging.h"
      8 #include "chrome/browser/chrome_notification_types.h"
      9 #include "chrome/browser/extensions/extension_system.h"
     10 #include "chrome/browser/profiles/profile.h"
     11 #include "chrome/browser/ui/browser.h"
     12 #include "content/public/browser/notification_service.h"
     13 #include "extensions/browser/process_manager.h"
     14 
     15 namespace extensions {
     16 
     17 ChromeNotificationObserver::ChromeNotificationObserver() {
     18   // Notifications for extensions::ProcessManager
     19   registrar_.Add(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
     20                  content::NotificationService::AllSources());
     21 }
     22 
     23 ChromeNotificationObserver::~ChromeNotificationObserver() {}
     24 
     25 void ChromeNotificationObserver::OnBrowserWindowReady(Browser* browser) {
     26   Profile* profile = browser->profile();
     27   DCHECK(profile);
     28 
     29   // Inform the process manager for this profile that the window is ready.
     30   // We continue to observe the notification in case browser windows open for
     31   // a related incognito profile or other regular profiles.
     32   extensions::ProcessManager* manager =
     33       ExtensionSystem::Get(profile)->process_manager();
     34   if (!manager)  // Tests may not have a process manager.
     35     return;
     36   DCHECK_EQ(profile, manager->GetBrowserContext());
     37   manager->OnBrowserWindowReady();
     38 
     39   // For incognito profiles also inform the original profile's process manager
     40   // that the window is ready. This will usually be a no-op because the
     41   // original profile's process manager should have been informed when the
     42   // non-incognito window opened.
     43   if (profile->IsOffTheRecord()) {
     44     Profile* original_profile = profile->GetOriginalProfile();
     45     extensions::ProcessManager* original_manager =
     46         ExtensionSystem::Get(original_profile)->process_manager();
     47     DCHECK(original_manager);
     48     DCHECK_EQ(original_profile, original_manager->GetBrowserContext());
     49     original_manager->OnBrowserWindowReady();
     50   }
     51 }
     52 
     53 void ChromeNotificationObserver::Observe(int type,
     54                        const content::NotificationSource& source,
     55                        const content::NotificationDetails& details) {
     56   switch (type) {
     57     case chrome::NOTIFICATION_BROWSER_WINDOW_READY: {
     58       Browser* browser = content::Source<Browser>(source).ptr();
     59       OnBrowserWindowReady(browser);
     60       break;
     61     }
     62 
     63     default:
     64       NOTREACHED();
     65   }
     66 }
     67 
     68 }  // namespace extensions
     69