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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 CHROME_BROWSER_POLICY_PROXY_POLICY_PROVIDER_H_
#define CHROME_BROWSER_POLICY_PROXY_POLICY_PROVIDER_H_
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/policy/configuration_policy_provider.h"
namespace policy {
// A policy provider implementation that acts as a proxy for another policy
// provider, swappable at any point.
class ProxyPolicyProvider : public ConfigurationPolicyProvider,
public ConfigurationPolicyProvider::Observer {
public:
ProxyPolicyProvider();
virtual ~ProxyPolicyProvider();
// Updates the provider this proxy delegates to.
void SetDelegate(ConfigurationPolicyProvider* delegate);
// ConfigurationPolicyProvider:
virtual void RefreshPolicies() OVERRIDE;
// ConfigurationPolicyProvider::Observer:
virtual void OnUpdatePolicy(ConfigurationPolicyProvider* provider) OVERRIDE;
virtual void OnProviderGoingAway(
ConfigurationPolicyProvider* provider) OVERRIDE;
private:
scoped_ptr<ConfigurationPolicyObserverRegistrar> registrar_;
DISALLOW_COPY_AND_ASSIGN(ProxyPolicyProvider);
};
} // namespace policy
#endif // CHROME_BROWSER_POLICY_PROXY_POLICY_PROVIDER_H_
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