OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2011 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 CHROME_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_ |
| 6 #define CHROME_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_ |
| 7 |
| 8 #include <map> |
| 9 |
| 10 #include "base/memory/ref_counted.h" |
| 11 #include "base/platform_file.h" |
| 12 #include "base/process.h" |
| 13 #include "content/browser/browser_thread.h" |
| 14 #include "ipc/ipc_platform_file.h" |
| 15 |
| 16 class FilePath; |
| 17 class TabContents; |
| 18 |
| 19 class MHTMLGenerationManager |
| 20 : public base::RefCountedThreadSafe<MHTMLGenerationManager, |
| 21 BrowserThread::DeleteOnUIThread> { |
| 22 public: |
| 23 MHTMLGenerationManager(); |
| 24 ~MHTMLGenerationManager(); |
| 25 |
| 26 // Instructs the render view to generate a MHTML representation of the current |
| 27 // page for |tab_contents|. |
| 28 void GenerateMHTML(TabContents* tab_contents, const FilePath& file); |
| 29 |
| 30 // Notification from the renderer that the MHTML generation succeeded/failed. |
| 31 void MHTMLGenerated(int job_id, bool success); |
| 32 |
| 33 // The details sent along with the MHTML_GENERATED notification. |
| 34 struct NotificationDetails { |
| 35 FilePath file_path; |
| 36 bool success; |
| 37 }; |
| 38 |
| 39 private: |
| 40 struct Job{ |
| 41 Job(); |
| 42 |
| 43 FilePath file_path; |
| 44 |
| 45 // The handles to file the MHTML is saved to, for the browser and renderer |
| 46 // processes. |
| 47 base::PlatformFile browser_file; |
| 48 IPC::PlatformFileForTransit renderer_file; |
| 49 |
| 50 // The IDs mapping to a specific tab. |
| 51 int process_id; |
| 52 int routing_id; |
| 53 }; |
| 54 |
| 55 // Called on the file thread to create |file|. |
| 56 void CreateFile(int job_id, |
| 57 const FilePath& file, |
| 58 base::ProcessHandle renderer_process); |
| 59 |
| 60 // Called on the UI thread when the file that should hold the MHTML data has |
| 61 // been created. This returns a handle to that file for the browser process |
| 62 // and one for the renderer process. These handles are |
| 63 // kInvalidPlatformFileValue if the file could not be opened. |
| 64 void FileCreated(int job_id, |
| 65 base::PlatformFile browser_file, |
| 66 IPC::PlatformFileForTransit renderer_file); |
| 67 |
| 68 // Called on the file thread to close the file the MHTML was saved to. |
| 69 void CloseFile(base::PlatformFile file); |
| 70 |
| 71 // Called on the UI thread when a job has been processed (successfully or |
| 72 // not). Closes the file and removes the job from the job map. |
| 73 void JobFinished(int job_id, bool success); |
| 74 |
| 75 typedef std::map<int, Job> IDToJobMap; |
| 76 IDToJobMap id_to_job_; |
| 77 |
| 78 DISALLOW_COPY_AND_ASSIGN(MHTMLGenerationManager); |
| 79 }; |
| 80 |
| 81 #endif // CHROME_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_ |
OLD | NEW |