chrome/browser/ui/bookmarks/enhanced_bookmark_key_service.h

   1 // Copyright 2015 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_UI_BOOKMARKS_ENHANCED_BOOKMARK_KEY_SERVICE_H_
   6 #define CHROME_BROWSER_UI_BOOKMARKS_ENHANCED_BOOKMARK_KEY_SERVICE_H_
   7
   8 #include "components/keyed_service/core/keyed_service.h"
   9 #include "content/public/browser/notification_details.h"
  10 #include "content/public/browser/notification_observer.h"
  11 #include "content/public/browser/notification_registrar.h"
  12 #include "content/public/browser/notification_source.h"
  13
  14 namespace content {
  15 class BrowserContext;
  16 }  // namespace content
  17
  18 namespace extensions {
  19 class Extension;
  20 }  // namespace extensions
  21
  22 // Maintains assignment of bookmark keybinding on the enhanced bookmarks
  23 // extension when not assigned to other extensions.
  24 class EnhancedBookmarkKeyService : public content::NotificationObserver,
  25                                    public KeyedService {
  26  public:
  27   EnhancedBookmarkKeyService(content::BrowserContext* context);
  28   ~EnhancedBookmarkKeyService() override;
  29
  30  private:
  31   // Overridden from content::NotificationObserver:
  32   void Observe(int type,
  33                const content::NotificationSource& source,
  34                const content::NotificationDetails& details) override;
  35
  36   const extensions::Extension* GetEnhancedBookmarkExtension() const;
  37
  38   // The content notification registrar for listening to extension key events.
  39   content::NotificationRegistrar registrar_;
  40
  41   content::BrowserContext* browser_context_;
  42
  43   DISALLOW_COPY_AND_ASSIGN(EnhancedBookmarkKeyService);
  44 };
  45
  46 #endif  // CHROME_BROWSER_UI_BOOKMARKS_ENHANCED_BOOKMARK_KEY_SERVICE_H_