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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 CONTENT_PUBLIC_BROWSER_DOM_STORAGE_CONTEXT_H_ | 5 #ifndef CONTENT_PUBLIC_BROWSER_DOM_STORAGE_CONTEXT_H_ |
6 #define CONTENT_PUBLIC_BROWSER_DOM_STORAGE_CONTEXT_H_ | 6 #define CONTENT_PUBLIC_BROWSER_DOM_STORAGE_CONTEXT_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
11 #include "base/callback.h" | 11 #include "base/callback.h" |
12 #include "content/common/content_export.h" | |
13 | 12 |
14 class GURL; | 13 class GURL; |
15 | 14 |
16 namespace dom_storage { | |
17 struct LocalStorageUsageInfo; | |
18 struct SessionStorageUsageInfo; | |
19 } | |
20 | |
21 namespace content { | 15 namespace content { |
22 | 16 |
23 class BrowserContext; | 17 class BrowserContext; |
| 18 struct LocalStorageUsageInfo; |
24 class SessionStorageNamespace; | 19 class SessionStorageNamespace; |
| 20 struct SessionStorageUsageInfo; |
25 | 21 |
26 // Represents the per-BrowserContext Local Storage data. | 22 // Represents the per-BrowserContext Local Storage data. |
27 class DOMStorageContext { | 23 class DOMStorageContext { |
28 public: | 24 public: |
29 typedef base::Callback< | 25 typedef base::Callback< |
30 void(const std::vector<dom_storage::LocalStorageUsageInfo>&)> | 26 void(const std::vector<LocalStorageUsageInfo>&)> |
31 GetLocalStorageUsageCallback; | 27 GetLocalStorageUsageCallback; |
32 | 28 |
33 typedef base::Callback< | 29 typedef base::Callback< |
34 void(const std::vector<dom_storage::SessionStorageUsageInfo>&)> | 30 void(const std::vector<SessionStorageUsageInfo>&)> |
35 GetSessionStorageUsageCallback; | 31 GetSessionStorageUsageCallback; |
36 | 32 |
37 // Returns a collection of origins using local storage to the given callback. | 33 // Returns a collection of origins using local storage to the given callback. |
38 virtual void GetLocalStorageUsage( | 34 virtual void GetLocalStorageUsage( |
39 const GetLocalStorageUsageCallback& callback) = 0; | 35 const GetLocalStorageUsageCallback& callback) = 0; |
40 | 36 |
41 // Returns a collection of origins using session storage to the given | 37 // Returns a collection of origins using session storage to the given |
42 // callback. | 38 // callback. |
43 virtual void GetSessionStorageUsage( | 39 virtual void GetSessionStorageUsage( |
44 const GetSessionStorageUsageCallback& callback) = 0; | 40 const GetSessionStorageUsageCallback& callback) = 0; |
45 | 41 |
46 // Deletes the local storage data for the given origin. | 42 // Deletes the local storage data for the given origin. |
47 virtual void DeleteLocalStorage(const GURL& origin) = 0; | 43 virtual void DeleteLocalStorage(const GURL& origin) = 0; |
48 | 44 |
49 // Deletes the session storage data identified by |usage_info|. | 45 // Deletes the session storage data identified by |usage_info|. |
50 virtual void DeleteSessionStorage( | 46 virtual void DeleteSessionStorage( |
51 const dom_storage::SessionStorageUsageInfo& usage_info) = 0; | 47 const SessionStorageUsageInfo& usage_info) = 0; |
52 | 48 |
53 // If this is called, sessionStorage data will be stored on disk, and can be | 49 // If this is called, sessionStorage data will be stored on disk, and can be |
54 // restored after a browser restart (with RecreateSessionStorage). This | 50 // restored after a browser restart (with RecreateSessionStorage). This |
55 // function must be called right after DOMStorageContextImpl is created, and | 51 // function must be called right after DOMStorageContextWrapper is created, |
56 // before it's used. | 52 // and before it's used. |
57 virtual void SetSaveSessionStorageOnDisk() = 0; | 53 virtual void SetSaveSessionStorageOnDisk() = 0; |
58 | 54 |
59 // Creates a SessionStorageNamespace with the given |persistent_id|. Used | 55 // Creates a SessionStorageNamespace with the given |persistent_id|. Used |
60 // after tabs are restored by session restore. When created, the | 56 // after tabs are restored by session restore. When created, the |
61 // SessionStorageNamespace with the correct |persistent_id| will be | 57 // SessionStorageNamespace with the correct |persistent_id| will be |
62 // associated with the persisted sessionStorage data. | 58 // associated with the persisted sessionStorage data. |
63 virtual scoped_refptr<SessionStorageNamespace> RecreateSessionStorage( | 59 virtual scoped_refptr<SessionStorageNamespace> RecreateSessionStorage( |
64 const std::string& persistent_id) = 0; | 60 const std::string& persistent_id) = 0; |
65 | 61 |
66 // Starts deleting sessionStorages which don't have an associated | 62 // Starts deleting sessionStorages which don't have an associated |
67 // SessionStorageNamespace alive. Called when SessionStorageNamespaces have | 63 // SessionStorageNamespace alive. Called when SessionStorageNamespaces have |
68 // been created after a session restore, or a session restore won't happen. | 64 // been created after a session restore, or a session restore won't happen. |
69 virtual void StartScavengingUnusedSessionStorage() = 0; | 65 virtual void StartScavengingUnusedSessionStorage() = 0; |
70 | 66 |
71 protected: | 67 protected: |
72 virtual ~DOMStorageContext() {} | 68 virtual ~DOMStorageContext() {} |
73 }; | 69 }; |
74 | 70 |
75 } // namespace content | 71 } // namespace content |
76 | 72 |
77 #endif // CONTENT_PUBLIC_BROWSER_DOM_STORAGE_CONTEXT_H_ | 73 #endif // CONTENT_PUBLIC_BROWSER_DOM_STORAGE_CONTEXT_H_ |
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