chrome/browser/content_settings/content_settings_observable_provider.h

   1 // Copyright (c) 2012 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_CONTENT_SETTINGS_CONTENT_SETTINGS_OBSERVABLE_PROVIDER_H_
   6 #define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_OBSERVABLE_PROVIDER_H_
   7
   8 #include <string>
   9
  10 #include "base/observer_list.h"
  11 #include "chrome/browser/content_settings/content_settings_provider.h"
  12 #include "chrome/browser/content_settings/content_settings_observer.h"
  13 #include "chrome/common/content_settings_pattern.h"
  14
  15 namespace content_settings {
  16
  17 class ObservableProvider : public ProviderInterface {
  18  public:
  19   ObservableProvider();
  20   virtual ~ObservableProvider();
  21
  22   void AddObserver(Observer* observer);
  23   void RemoveObserver(Observer* observer);
  24
  25  protected:
  26   void NotifyObservers(const ContentSettingsPattern& primary_pattern,
  27                        const ContentSettingsPattern& secondary_pattern,
  28                        ContentSettingsType content_type,
  29                        const std::string& resource_identifier);
  30   void RemoveAllObservers();
  31
  32  private:
  33   ObserverList<Observer, true> observer_list_;
  34 };
  35
  36 }  // namespace content_settings
  37
  38 #endif  // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_OBSERVABLE_PROVIDER_H_