configuration_policy_provider_mac.h revision ddb351dbec246cf1fab5ec20d2d5520909041de1 
1// Copyright (c) 2011 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_POLICY_CONFIGURATION_POLICY_PROVIDER_MAC_H_
6#define CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_PROVIDER_MAC_H_
7#pragma once
8
9#include "base/memory/scoped_ptr.h"
10#include "chrome/browser/policy/configuration_policy_store_interface.h"
11#include "chrome/browser/policy/file_based_policy_provider.h"
12#include "chrome/browser/preferences_mac.h"
13
14namespace policy {
15
16// A provider delegate implementation that reads Mac OS X's managed preferences.
17class MacPreferencesPolicyProviderDelegate
18    : public FileBasedPolicyProvider::ProviderDelegate {
19 public:
20  // Takes ownership of |preferences|.
21  MacPreferencesPolicyProviderDelegate(
22      MacPreferences* preferences,
23      const ConfigurationPolicyProvider::PolicyDefinitionList* policy_list);
24  virtual ~MacPreferencesPolicyProviderDelegate();
25
26  // FileBasedPolicyLoader::Delegate implementation.
27  virtual DictionaryValue* Load();
28  virtual base::Time GetLastModification();
29
30 private:
31  // In order to access the application preferences API, the names and values of
32  // the policies that are recognized must be known to the loader.
33  // Unfortunately, we cannot get the policy list at load time from the
34  // provider, because the loader may outlive the provider, so we store our own
35  // pointer to the list.
36  const ConfigurationPolicyProvider::PolicyDefinitionList* policy_list_;
37
38  scoped_ptr<MacPreferences> preferences_;
39
40  DISALLOW_COPY_AND_ASSIGN(MacPreferencesPolicyProviderDelegate);
41};
42
43// An implementation of |ConfigurationPolicyProvider| using the mechanism
44// provided by Mac OS X's managed preferences.
45class ConfigurationPolicyProviderMac
46    : public FileBasedPolicyProvider {
47 public:
48  explicit ConfigurationPolicyProviderMac(
49      const ConfigurationPolicyProvider::PolicyDefinitionList* policy_list);
50  // For testing; takes ownership of |preferences|.
51  ConfigurationPolicyProviderMac(
52      const ConfigurationPolicyProvider::PolicyDefinitionList* policy_list,
53      MacPreferences* preferences);
54
55  DISALLOW_COPY_AND_ASSIGN(ConfigurationPolicyProviderMac);
56};
57
58}  // namespace policy
59
60#endif  // CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_PROVIDER_MAC_H_
61