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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_DOWNLOAD_MANAGER_DELEGATE_H_ | |
6 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_MANAGER_DELEGATE_H_ | |
7 #pragma once | |
8 | |
9 #include "base/basictypes.h" | |
10 #include "base/memory/weak_ptr.h" | |
11 | |
12 class FilePath; | |
13 class TabContents; | |
14 class SavePackage; | |
15 | |
16 // Browser's download manager: manages all downloads and destination view. | |
17 class DownloadManagerDelegate { | |
18 public: | |
19 // Notifies the delegate that a download is starting. The delegate can return | |
20 // false to delay the start of the download, in which case it should call | |
21 // DownloadManager::RestartDownload when it's ready. | |
22 virtual bool ShouldStartDownload(int32 download_id) = 0; | |
23 | |
24 // Asks the user for the path for a download. The delegate calls | |
25 // DownloadManager::FileSelected or DownloadManager::FileSelectionCanceled to | |
26 // give the answer. | |
27 virtual void ChooseDownloadPath(TabContents* tab_contents, | |
28 const FilePath& suggested_path, | |
29 void* data) = 0; | |
30 | |
31 // Called when the download system wants to alert a TabContents that a | |
32 // download has started, but the TabConetnts has gone away. This lets an | |
33 // embedder return an alternative TabContents. The embedder can return NULL. | |
34 virtual TabContents* GetAlternativeTabContentsToNotifyForDownload() = 0; | |
35 | |
36 // Tests if a file type should be opened automatically. | |
37 virtual bool ShouldOpenFileBasedOnExtension(const FilePath& path) = 0; | |
38 | |
39 // Retrieve the directories to save html pages and downloads to. | |
40 virtual void GetSaveDir(TabContents* tab_contents, | |
41 FilePath* website_save_dir, | |
42 FilePath* download_save_dir) = 0; | |
43 | |
44 // Asks the user for the path to save a page. The delegate calls | |
45 // SavePackage::OnPathPicked to give the answer. | |
46 virtual void ChooseSavePath(const base::WeakPtr<SavePackage>& save_package, | |
47 const FilePath& suggested_path, | |
48 bool can_save_as_complete) = 0; | |
49 | |
50 protected: | |
51 DownloadManagerDelegate() {} | |
52 virtual ~DownloadManagerDelegate() {} | |
53 | |
54 DISALLOW_COPY_AND_ASSIGN(DownloadManagerDelegate); | |
55 }; | |
56 | |
57 #endif // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_MANAGER_DELEGATE_H_ | |
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