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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_POLICY_POLICY_SERVICE_H_ | 5 #ifndef CHROME_BROWSER_POLICY_POLICY_SERVICE_H_ |
6 #define CHROME_BROWSER_POLICY_POLICY_SERVICE_H_ | 6 #define CHROME_BROWSER_POLICY_POLICY_SERVICE_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <map> | 9 #include <map> |
10 #include <string> | 10 #include <string> |
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31 // account their priorities. Policy clients can retrieve policy for their domain | 31 // account their priorities. Policy clients can retrieve policy for their domain |
32 // and register for notifications on policy updates. | 32 // and register for notifications on policy updates. |
33 // | 33 // |
34 // The PolicyService is available from BrowserProcess as a global singleton. | 34 // The PolicyService is available from BrowserProcess as a global singleton. |
35 // There is also a PolicyService for browser-wide policies available from | 35 // There is also a PolicyService for browser-wide policies available from |
36 // BrowserProcess as a global singleton. | 36 // BrowserProcess as a global singleton. |
37 class PolicyService { | 37 class PolicyService { |
38 public: | 38 public: |
39 class Observer { | 39 class Observer { |
40 public: | 40 public: |
41 virtual ~Observer() {} | |
42 | |
43 // Invoked whenever policies for the |domain|, |component_id| namespace are | 41 // Invoked whenever policies for the |domain|, |component_id| namespace are |
44 // modified. This is only invoked for changes that happen after AddObserver | 42 // modified. This is only invoked for changes that happen after AddObserver |
45 // is called. |previous| contains the values of the policies before the | 43 // is called. |previous| contains the values of the policies before the |
46 // update, and |current| contains the current values. | 44 // update, and |current| contains the current values. |
47 virtual void OnPolicyUpdated(PolicyDomain domain, | 45 virtual void OnPolicyUpdated(PolicyDomain domain, |
48 const std::string& component_id, | 46 const std::string& component_id, |
49 const PolicyMap& previous, | 47 const PolicyMap& previous, |
50 const PolicyMap& current) = 0; | 48 const PolicyMap& current) = 0; |
51 | 49 |
52 // Invoked at most once, when the PolicyService becomes ready. If | 50 // Invoked at most once, when the PolicyService becomes ready. If |
53 // IsInitializationComplete() is false, then this will be invoked once all | 51 // IsInitializationComplete() is false, then this will be invoked once all |
54 // the policy providers are ready. | 52 // the policy providers are ready. |
55 virtual void OnPolicyServiceInitialized() {} | 53 virtual void OnPolicyServiceInitialized() {} |
| 54 |
| 55 protected: |
| 56 virtual ~Observer() {} |
56 }; | 57 }; |
57 | 58 |
58 virtual ~PolicyService() {} | 59 virtual ~PolicyService() {} |
59 | 60 |
60 virtual void AddObserver(PolicyDomain domain, | 61 virtual void AddObserver(PolicyDomain domain, |
61 const std::string& component_id, | 62 const std::string& component_id, |
62 Observer* observer) = 0; | 63 Observer* observer) = 0; |
63 | 64 |
64 virtual void RemoveObserver(PolicyDomain domain, | 65 virtual void RemoveObserver(PolicyDomain domain, |
65 const std::string& component_id, | 66 const std::string& component_id, |
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122 PolicyDomain domain_; | 123 PolicyDomain domain_; |
123 std::string component_id_; | 124 std::string component_id_; |
124 CallbackMap callback_map_; | 125 CallbackMap callback_map_; |
125 | 126 |
126 DISALLOW_COPY_AND_ASSIGN(PolicyChangeRegistrar); | 127 DISALLOW_COPY_AND_ASSIGN(PolicyChangeRegistrar); |
127 }; | 128 }; |
128 | 129 |
129 } // namespace policy | 130 } // namespace policy |
130 | 131 |
131 #endif // CHROME_BROWSER_POLICY_POLICY_SERVICE_H_ | 132 #endif // CHROME_BROWSER_POLICY_POLICY_SERVICE_H_ |
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