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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_DOWNLOAD_DOWNLOAD_HISTORY_H_ | 5 #ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOAD_HISTORY_H_ |
| 6 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_HISTORY_H_ | 6 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_HISTORY_H_ |
| 7 | 7 |
| 8 #include <stdint.h> |
| 9 |
| 8 #include <set> | 10 #include <set> |
| 9 #include <vector> | 11 #include <vector> |
| 10 | 12 |
| 11 #include "base/basictypes.h" | |
| 12 #include "base/callback.h" | 13 #include "base/callback.h" |
| 14 #include "base/macros.h" |
| 13 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
| 14 #include "base/observer_list.h" | 16 #include "base/observer_list.h" |
| 15 #include "chrome/browser/download/all_download_item_notifier.h" | 17 #include "chrome/browser/download/all_download_item_notifier.h" |
| 16 #include "components/history/core/browser/history_service.h" | 18 #include "components/history/core/browser/history_service.h" |
| 17 #include "content/public/browser/download_item.h" | 19 #include "content/public/browser/download_item.h" |
| 18 #include "content/public/browser/download_manager.h" | 20 #include "content/public/browser/download_manager.h" |
| 19 | 21 |
| 20 namespace history { | 22 namespace history { |
| 21 struct DownloadRow; | 23 struct DownloadRow; |
| 22 } // namespace history | 24 } // namespace history |
| 23 | 25 |
| 24 // Observes a single DownloadManager and all its DownloadItems, keeping the | 26 // Observes a single DownloadManager and all its DownloadItems, keeping the |
| 25 // DownloadDatabase up to date. | 27 // DownloadDatabase up to date. |
| 26 class DownloadHistory : public AllDownloadItemNotifier::Observer { | 28 class DownloadHistory : public AllDownloadItemNotifier::Observer { |
| 27 public: | 29 public: |
| 28 typedef std::set<uint32> IdSet; | 30 typedef std::set<uint32_t> IdSet; |
| 29 | 31 |
| 30 // Caller must guarantee that HistoryService outlives HistoryAdapter. | 32 // Caller must guarantee that HistoryService outlives HistoryAdapter. |
| 31 class HistoryAdapter { | 33 class HistoryAdapter { |
| 32 public: | 34 public: |
| 33 explicit HistoryAdapter(history::HistoryService* history); | 35 explicit HistoryAdapter(history::HistoryService* history); |
| 34 virtual ~HistoryAdapter(); | 36 virtual ~HistoryAdapter(); |
| 35 | 37 |
| 36 virtual void QueryDownloads( | 38 virtual void QueryDownloads( |
| 37 const history::HistoryService::DownloadQueryCallback& callback); | 39 const history::HistoryService::DownloadQueryCallback& callback); |
| 38 | 40 |
| 39 virtual void CreateDownload( | 41 virtual void CreateDownload( |
| 40 const history::DownloadRow& info, | 42 const history::DownloadRow& info, |
| 41 const history::HistoryService::DownloadCreateCallback& callback); | 43 const history::HistoryService::DownloadCreateCallback& callback); |
| 42 | 44 |
| 43 virtual void UpdateDownload(const history::DownloadRow& data); | 45 virtual void UpdateDownload(const history::DownloadRow& data); |
| 44 | 46 |
| 45 virtual void RemoveDownloads(const std::set<uint32>& ids); | 47 virtual void RemoveDownloads(const std::set<uint32_t>& ids); |
| 46 | 48 |
| 47 private: | 49 private: |
| 48 history::HistoryService* history_; | 50 history::HistoryService* history_; |
| 49 DISALLOW_COPY_AND_ASSIGN(HistoryAdapter); | 51 DISALLOW_COPY_AND_ASSIGN(HistoryAdapter); |
| 50 }; | 52 }; |
| 51 | 53 |
| 52 class Observer { | 54 class Observer { |
| 53 public: | 55 public: |
| 54 Observer(); | 56 Observer(); |
| 55 virtual ~Observer(); | 57 virtual ~Observer(); |
| (...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 99 // Callback from |history_| containing all entries in the downloads database | 101 // Callback from |history_| containing all entries in the downloads database |
| 100 // table. | 102 // table. |
| 101 void QueryCallback( | 103 void QueryCallback( |
| 102 scoped_ptr<std::vector<history::DownloadRow> > infos); | 104 scoped_ptr<std::vector<history::DownloadRow> > infos); |
| 103 | 105 |
| 104 // May add |item| to |history_|. | 106 // May add |item| to |history_|. |
| 105 void MaybeAddToHistory(content::DownloadItem* item); | 107 void MaybeAddToHistory(content::DownloadItem* item); |
| 106 | 108 |
| 107 // Callback from |history_| when an item was successfully inserted into the | 109 // Callback from |history_| when an item was successfully inserted into the |
| 108 // database. | 110 // database. |
| 109 void ItemAdded(uint32 id, bool success); | 111 void ItemAdded(uint32_t id, bool success); |
| 110 | 112 |
| 111 // AllDownloadItemNotifier::Observer | 113 // AllDownloadItemNotifier::Observer |
| 112 void OnDownloadCreated(content::DownloadManager* manager, | 114 void OnDownloadCreated(content::DownloadManager* manager, |
| 113 content::DownloadItem* item) override; | 115 content::DownloadItem* item) override; |
| 114 void OnDownloadUpdated(content::DownloadManager* manager, | 116 void OnDownloadUpdated(content::DownloadManager* manager, |
| 115 content::DownloadItem* item) override; | 117 content::DownloadItem* item) override; |
| 116 void OnDownloadOpened(content::DownloadManager* manager, | 118 void OnDownloadOpened(content::DownloadManager* manager, |
| 117 content::DownloadItem* item) override; | 119 content::DownloadItem* item) override; |
| 118 void OnDownloadRemoved(content::DownloadManager* manager, | 120 void OnDownloadRemoved(content::DownloadManager* manager, |
| 119 content::DownloadItem* item) override; | 121 content::DownloadItem* item) override; |
| 120 | 122 |
| 121 // Schedule a record to be removed from |history_| the next time | 123 // Schedule a record to be removed from |history_| the next time |
| 122 // RemoveDownloadsBatch() runs. Schedule RemoveDownloadsBatch() to be run soon | 124 // RemoveDownloadsBatch() runs. Schedule RemoveDownloadsBatch() to be run soon |
| 123 // if it isn't already scheduled. | 125 // if it isn't already scheduled. |
| 124 void ScheduleRemoveDownload(uint32 download_id); | 126 void ScheduleRemoveDownload(uint32_t download_id); |
| 125 | 127 |
| 126 // Removes all |removing_ids_| from |history_|. | 128 // Removes all |removing_ids_| from |history_|. |
| 127 void RemoveDownloadsBatch(); | 129 void RemoveDownloadsBatch(); |
| 128 | 130 |
| 129 AllDownloadItemNotifier notifier_; | 131 AllDownloadItemNotifier notifier_; |
| 130 | 132 |
| 131 scoped_ptr<HistoryAdapter> history_; | 133 scoped_ptr<HistoryAdapter> history_; |
| 132 | 134 |
| 133 // Identifier of the item being created in QueryCallback(), matched up with | 135 // Identifier of the item being created in QueryCallback(), matched up with |
| 134 // created items in OnDownloadCreated() so that the item is not re-added to | 136 // created items in OnDownloadCreated() so that the item is not re-added to |
| 135 // the database. | 137 // the database. |
| 136 uint32 loading_id_; | 138 uint32_t loading_id_; |
| 137 | 139 |
| 138 // Identifiers of items that are scheduled for removal from history, to | 140 // Identifiers of items that are scheduled for removal from history, to |
| 139 // facilitate batching removals together for database efficiency. | 141 // facilitate batching removals together for database efficiency. |
| 140 IdSet removing_ids_; | 142 IdSet removing_ids_; |
| 141 | 143 |
| 142 // |GetId()|s of items that were removed while they were being added, so that | 144 // |GetId()|s of items that were removed while they were being added, so that |
| 143 // they can be removed when the database finishes adding them. | 145 // they can be removed when the database finishes adding them. |
| 144 // TODO(benjhayden) Can this be removed now that it doesn't need to wait for | 146 // TODO(benjhayden) Can this be removed now that it doesn't need to wait for |
| 145 // the db_handle, and can rely on PostTask sequentiality? | 147 // the db_handle, and can rely on PostTask sequentiality? |
| 146 IdSet removed_while_adding_; | 148 IdSet removed_while_adding_; |
| 147 | 149 |
| 148 // Count the number of items in the history for UMA. | 150 // Count the number of items in the history for UMA. |
| 149 int64 history_size_; | 151 int64_t history_size_; |
| 150 | 152 |
| 151 base::ObserverList<Observer> observers_; | 153 base::ObserverList<Observer> observers_; |
| 152 | 154 |
| 153 base::WeakPtrFactory<DownloadHistory> weak_ptr_factory_; | 155 base::WeakPtrFactory<DownloadHistory> weak_ptr_factory_; |
| 154 | 156 |
| 155 DISALLOW_COPY_AND_ASSIGN(DownloadHistory); | 157 DISALLOW_COPY_AND_ASSIGN(DownloadHistory); |
| 156 }; | 158 }; |
| 157 | 159 |
| 158 #endif // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_HISTORY_H_ | 160 #endif // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_HISTORY_H_ |
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