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 3 // found in the LICENSE file. 4 5 #ifndef CONTENT_BROWSER_DOWNLOAD_SAVE_FILE_H_ 6 #define CONTENT_BROWSER_DOWNLOAD_SAVE_FILE_H_ 7 8 #include "base/basictypes.h" 9 #include "base/files/file_path.h" 10 #include "base/memory/scoped_ptr.h" 11 #include "content/browser/download/base_file.h" 12 #include "content/browser/download/save_types.h" 13 14 namespace content { 15 // SaveFile ---------------------------------------------------------------- 16 17 // These objects live exclusively on the file thread and handle the writing 18 // operations for one save item. These objects live only for the duration that 19 // the saving job is 'in progress': once the saving job has been completed or 20 // canceled, the SaveFile is destroyed. One SaveFile object represents one item 21 // in a save session. 22 class SaveFile { 23 public: 24 explicit SaveFile(const SaveFileCreateInfo* info, bool calculate_hash); 25 virtual ~SaveFile(); 26 27 // BaseFile delegated functions. 28 DownloadInterruptReason Initialize(); 29 DownloadInterruptReason AppendDataToFile(const char* data, size_t data_len); 30 DownloadInterruptReason Rename(const base::FilePath& full_path); 31 void Detach(); 32 void Cancel(); 33 void Finish(); 34 void AnnotateWithSourceInformation(); 35 base::FilePath FullPath() const; 36 bool InProgress() const; 37 int64 BytesSoFar() const; 38 bool GetHash(std::string* hash); 39 std::string DebugString() const; 40 41 // Accessors. save_id()42 int save_id() const { return info_->save_id; } render_process_id()43 int render_process_id() const { return info_->render_process_id; } render_view_id()44 int render_view_id() const { return info_->render_view_id; } request_id()45 int request_id() const { return info_->request_id; } save_source()46 SaveFileCreateInfo::SaveFileSource save_source() const { 47 return info_->save_source; 48 } 49 50 private: 51 BaseFile file_; 52 scoped_ptr<const SaveFileCreateInfo> info_; 53 54 DISALLOW_COPY_AND_ASSIGN(SaveFile); 55 }; 56 57 } // namespace content 58 59 #endif // CONTENT_BROWSER_DOWNLOAD_SAVE_FILE_H_ 60