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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 WEBKIT_FILEAPI_MEDIA_MTP_DEVICE_ASYNC_DELEGATE_H_ | 5 #ifndef CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_MTP_DEVICE_ASYNC_DELEGATE_H_ |
| 6 #define WEBKIT_FILEAPI_MEDIA_MTP_DEVICE_ASYNC_DELEGATE_H_ | 6 #define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_MTP_DEVICE_ASYNC_DELEGATE_H_ |
| 7 | 7 |
| 8 #include "base/callback.h" | 8 #include "base/callback.h" |
| 9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
| 10 #include "base/platform_file.h" | 10 #include "base/platform_file.h" |
| 11 #include "webkit/fileapi/async_file_util.h" | 11 #include "webkit/fileapi/async_file_util.h" |
| 12 | 12 |
| 13 namespace base { | 13 namespace base { |
| 14 class FilePath; | 14 class FilePath; |
| 15 } | 15 } |
| 16 | 16 |
| 17 namespace fileapi { | 17 namespace chrome { |
| 18 | 18 |
| 19 // Asynchronous delegate for media transfer protocol (MTP) device to perform | 19 // Asynchronous delegate for media transfer protocol (MTP) device to perform |
| 20 // media device isolated file system operations. Class that implements this | 20 // media device isolated file system operations. Class that implements this |
| 21 // delegate does the actual communication with the MTP device. | 21 // delegate does the actual communication with the MTP device. |
| 22 // ScopedMTPDeviceMapEntry class manages the lifetime of the delegate via | 22 // ScopedMTPDeviceMapEntry class manages the lifetime of the delegate via |
| 23 // MTPDeviceMapService class. Member functions and callbacks runs on the IO | 23 // MTPDeviceMapService class. Member functions and callbacks runs on the IO |
| 24 // thread. | 24 // thread. |
| 25 class MTPDeviceAsyncDelegate { | 25 class MTPDeviceAsyncDelegate { |
| 26 public: | 26 public: |
| 27 // A callback to be called when GetFileInfo method call succeeds. | 27 // A callback to be called when GetFileInfo method call succeeds. |
| 28 typedef base::Callback< | 28 typedef base::Callback< |
| 29 void(const base::PlatformFileInfo& file_info)> GetFileInfoSuccessCallback; | 29 void(const base::PlatformFileInfo& file_info)> GetFileInfoSuccessCallback; |
| 30 | 30 |
| 31 // A callback to be called when ReadDirectory method call succeeds. | 31 // A callback to be called when ReadDirectory method call succeeds. |
| 32 typedef base::Callback< | 32 typedef base::Callback< |
| 33 void(const AsyncFileUtil::EntryList& file_list, | 33 void(const fileapi::AsyncFileUtil::EntryList& file_list, |
| 34 bool has_more)> ReadDirectorySuccessCallback; | 34 bool has_more)> ReadDirectorySuccessCallback; |
| 35 | 35 |
| 36 // A callback to be called when GetFileInfo/ReadDirectory/CreateSnapshot | 36 // A callback to be called when GetFileInfo/ReadDirectory/CreateSnapshot |
| 37 // method call fails. | 37 // method call fails. |
| 38 typedef base::Callback< | 38 typedef base::Callback< |
| 39 void(base::PlatformFileError error)> ErrorCallback; | 39 void(base::PlatformFileError error)> ErrorCallback; |
| 40 | 40 |
| 41 // A callback to be called when CreateSnapshotFile method call succeeds. | 41 // A callback to be called when CreateSnapshotFile method call succeeds. |
| 42 typedef base::Callback< | 42 typedef base::Callback< |
| 43 void(const base::PlatformFileInfo& file_info, | 43 void(const base::PlatformFileInfo& file_info, |
| (...skipping 29 matching lines...) Expand all Loading... |
| 73 // Ownership of |MTPDeviceAsyncDelegate| is handed off to the delegate | 73 // Ownership of |MTPDeviceAsyncDelegate| is handed off to the delegate |
| 74 // implementation class by this call. This function should take care of | 74 // implementation class by this call. This function should take care of |
| 75 // cancelling all the pending tasks before deleting itself. | 75 // cancelling all the pending tasks before deleting itself. |
| 76 virtual void CancelPendingTasksAndDeleteDelegate() = 0; | 76 virtual void CancelPendingTasksAndDeleteDelegate() = 0; |
| 77 | 77 |
| 78 protected: | 78 protected: |
| 79 // Always destruct this object via CancelPendingTasksAndDeleteDelegate(). | 79 // Always destruct this object via CancelPendingTasksAndDeleteDelegate(). |
| 80 virtual ~MTPDeviceAsyncDelegate() {} | 80 virtual ~MTPDeviceAsyncDelegate() {} |
| 81 }; | 81 }; |
| 82 | 82 |
| 83 } // namespace fileapi | 83 } // namespace chrome |
| 84 | 84 |
| 85 #endif // WEBKIT_FILEAPI_MEDIA_MTP_DEVICE_ASYNC_DELEGATE_H_ | 85 #endif // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_MTP_DEVICE_ASYNC_DELEGATE_H_ |
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