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// Copyright 2014 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 CHROME_BROWSER_INVALIDATION_INVALIDATION_AUTH_PROVIDER_H_
#define CHROME_BROWSER_INVALIDATION_INVALIDATION_AUTH_PROVIDER_H_
#include <string>
#include "base/macros.h"
#include "base/observer_list.h"
class OAuth2TokenService;
namespace invalidation {
// Encapsulates authentication-related dependencies of InvalidationService
// implementations so different implementations can be used for regular Profiles
// and Chrome OS Kiosk Apps.
class InvalidationAuthProvider {
public:
class Observer {
public:
virtual ~Observer();
// Called when the user logs out.
virtual void OnInvalidationAuthLogout() = 0;
};
virtual ~InvalidationAuthProvider();
// Gets the token service vending tokens for authentication to the cloud.
virtual OAuth2TokenService* GetTokenService() = 0;
// Gets the account ID to use for authentication.
virtual std::string GetAccountId() = 0;
// Shows the login popup, returns true if successful.
virtual bool ShowLoginUI() = 0;
void AddObserver(Observer* observer);
void RemoveObserver(Observer* observer);
protected:
InvalidationAuthProvider();
// Fires an OnInvalidationAuthLogout notification.
void FireInvalidationAuthLogout();
private:
ObserverList<Observer, true> observers_;
DISALLOW_COPY_AND_ASSIGN(InvalidationAuthProvider);
};
} // namespace invalidation
#endif // CHROME_BROWSER_INVALIDATION_INVALIDATION_AUTH_PROVIDER_H_
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