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// Copyright (c) 2010 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_CONFIGURATION_POLICY_PREF_STORE_H_
#define CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_PREF_STORE_H_
#pragma once
#include <set>
#include <string>
#include "base/basictypes.h"
#include "base/observer_list.h"
#include "base/scoped_ptr.h"
#include "base/values.h"
#include "chrome/browser/policy/configuration_policy_provider.h"
#include "chrome/browser/policy/configuration_policy_store_interface.h"
#include "chrome/common/pref_store.h"
class Profile;
namespace policy {
class ConfigurationPolicyPrefKeeper;
// An implementation of PrefStore that bridges policy settings as read from a
// ConfigurationPolicyProvider to preferences.
class ConfigurationPolicyPrefStore
: public PrefStore,
public ConfigurationPolicyProvider::Observer {
public:
// The ConfigurationPolicyPrefStore does not take ownership of the
// passed-in |provider|.
explicit ConfigurationPolicyPrefStore(ConfigurationPolicyProvider* provider);
virtual ~ConfigurationPolicyPrefStore();
// PrefStore methods:
virtual void AddObserver(PrefStore::Observer* observer);
virtual void RemoveObserver(PrefStore::Observer* observer);
virtual bool IsInitializationComplete() const;
virtual ReadResult GetValue(const std::string& key, Value** result) const;
// ConfigurationPolicyProvider::Observer methods:
virtual void OnUpdatePolicy();
// Creates a ConfigurationPolicyPrefStore that reads managed platform policy.
static ConfigurationPolicyPrefStore* CreateManagedPlatformPolicyPrefStore();
// Creates a ConfigurationPolicyPrefStore that supplies policy from
// the device management server.
static ConfigurationPolicyPrefStore* CreateDeviceManagementPolicyPrefStore(
Profile* profile);
// Creates a ConfigurationPolicyPrefStore that reads recommended policy.
static ConfigurationPolicyPrefStore* CreateRecommendedPolicyPrefStore();
// Returns the default policy definition list for Chrome.
static const ConfigurationPolicyProvider::PolicyDefinitionList*
GetChromePolicyDefinitionList();
private:
// Refreshes policy information, rereading policy from the provider and
// sending out change notifications as appropriate.
void Refresh();
static const ConfigurationPolicyProvider::PolicyDefinitionList
kPolicyDefinitionList;
// The policy provider from which policy settings are read.
ConfigurationPolicyProvider* provider_;
// Initialization status as reported by the policy provider the last time we
// queried it.
bool initialization_complete_;
// Current policy preferences.
scoped_ptr<ConfigurationPolicyPrefKeeper> policy_keeper_;
ObserverList<PrefStore::Observer, true> observers_;
ConfigurationPolicyObserverRegistrar registrar_;
DISALLOW_COPY_AND_ASSIGN(ConfigurationPolicyPrefStore);
};
} // namespace policy
#endif // CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_PREF_STORE_H_
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