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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_BROWSER_DOWNLOAD_DOWNLOAD_FILE_H_ | 5 #ifndef CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_H_ |
6 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_H_ | 6 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 #include <string> | 11 #include <string> |
12 | 12 |
13 #include "base/callback_forward.h" | 13 #include "base/callback_forward.h" |
14 #include "base/files/file_path.h" | 14 #include "base/files/file_path.h" |
15 #include "content/common/content_export.h" | 15 #include "content/common/content_export.h" |
16 #include "content/public/browser/download_interrupt_reasons.h" | 16 #include "content/public/browser/download_interrupt_reasons.h" |
| 17 #include "content/public/browser/download_item.h" |
17 | 18 |
18 class GURL; | 19 class GURL; |
19 | 20 |
20 namespace content { | 21 namespace content { |
21 | 22 |
22 class ByteStreamReader; | 23 class ByteStreamReader; |
23 | 24 |
24 // These objects live exclusively on the file thread and handle the writing | 25 // These objects live exclusively on the file thread and handle the writing |
25 // operations for one download. These objects live only for the duration that | 26 // operations for one download. These objects live only for the duration that |
26 // the download is 'in progress': once the download has been completed or | 27 // the download is 'in progress': once the download has been completed or |
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39 // error. | 40 // error. |
40 typedef base::Callback<void(DownloadInterruptReason reason, | 41 typedef base::Callback<void(DownloadInterruptReason reason, |
41 const base::FilePath& path)> | 42 const base::FilePath& path)> |
42 RenameCompletionCallback; | 43 RenameCompletionCallback; |
43 | 44 |
44 virtual ~DownloadFile() {} | 45 virtual ~DownloadFile() {} |
45 | 46 |
46 // Upon completion, |callback| will be called on the UI | 47 // Upon completion, |callback| will be called on the UI |
47 // thread as per the comment above, passing DOWNLOAD_INTERRUPT_REASON_NONE | 48 // thread as per the comment above, passing DOWNLOAD_INTERRUPT_REASON_NONE |
48 // on success, or a network download interrupt reason on failure. | 49 // on success, or a network download interrupt reason on failure. |
49 virtual void Initialize(const InitializeCallback& callback) = 0; | 50 virtual void Initialize( |
| 51 const InitializeCallback& callback, |
| 52 const DownloadItem::ReceivedSlices& received_slices) = 0; |
50 | 53 |
51 // Add a byte stream reader to write into a slice of the file, used for | 54 // Add a byte stream reader to write into a slice of the file, used for |
52 // parallel download. Called on the file thread. | 55 // parallel download. Called on the file thread. |
53 virtual void AddByteStream(std::unique_ptr<ByteStreamReader> stream_reader, | 56 virtual void AddByteStream(std::unique_ptr<ByteStreamReader> stream_reader, |
54 int64_t offset, | 57 int64_t offset, |
55 int64_t length) = 0; | 58 int64_t length) = 0; |
56 | 59 |
57 // Rename the download file to |full_path|. If that file exists | 60 // Rename the download file to |full_path|. If that file exists |
58 // |full_path| will be uniquified by suffixing " (<number>)" to the | 61 // |full_path| will be uniquified by suffixing " (<number>)" to the |
59 // file name before the extension. | 62 // file name before the extension. |
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84 virtual void SetPotentialFileLength(int64_t length) = 0; | 87 virtual void SetPotentialFileLength(int64_t length) = 0; |
85 | 88 |
86 virtual const base::FilePath& FullPath() const = 0; | 89 virtual const base::FilePath& FullPath() const = 0; |
87 virtual bool InProgress() const = 0; | 90 virtual bool InProgress() const = 0; |
88 virtual void WasPaused() = 0; | 91 virtual void WasPaused() = 0; |
89 }; | 92 }; |
90 | 93 |
91 } // namespace content | 94 } // namespace content |
92 | 95 |
93 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_H_ | 96 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_FILE_H_ |
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