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// 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 COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_OBSERVABLE_PROVIDER_H_
#define COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_OBSERVABLE_PROVIDER_H_
#include <string>
#include "base/observer_list.h"
#include "base/threading/thread_checker.h"
#include "components/content_settings/core/browser/content_settings_observer.h"
#include "components/content_settings/core/browser/content_settings_provider.h"
#include "components/content_settings/core/common/content_settings_pattern.h"
namespace content_settings {
class ObservableProvider : public ProviderInterface {
public:
ObservableProvider();
~ObservableProvider() override;
void AddObserver(Observer* observer);
void RemoveObserver(Observer* observer);
protected:
void NotifyObservers(const ContentSettingsPattern& primary_pattern,
const ContentSettingsPattern& secondary_pattern,
ContentSettingsType content_type,
const std::string& resource_identifier);
void RemoveAllObservers();
bool CalledOnValidThread();
private:
base::ThreadChecker thread_checker_;
base::ObserverList<Observer, true> observer_list_;
};
} // namespace content_settings
#endif // COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_OBSERVABLE_PROVIDER_H_
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