Update To 11.40.268.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / cocoa / download / download_item_mac.h
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 CHROME_BROWSER_UI_COCOA_DOWNLOAD_DOWNLOAD_ITEM_MAC_H_
6 #define CHROME_BROWSER_UI_COCOA_DOWNLOAD_DOWNLOAD_ITEM_MAC_H_
7
8 #import <Cocoa/Cocoa.h>
9
10 #include "base/task/cancelable_task_tracker.h"
11 #include "chrome/browser/download/download_item_model.h"
12 #include "chrome/browser/icon_manager.h"
13 #include "content/public/browser/download_item.h"
14 #include "content/public/browser/download_manager.h"
15
16 @class DownloadItemController;
17
18 namespace gfx{
19 class Image;
20 }
21
22 // A class that bridges the visible mac download items to chromium's download
23 // model. The owning object (DownloadItemController) must explicitly call
24 // |LoadIcon| if it wants to display the icon associated with this download.
25
26 class DownloadItemMac : content::DownloadItem::Observer {
27  public:
28   DownloadItemMac(content::DownloadItem* download,
29                   DownloadItemController* controller);
30
31   // Destructor.
32   ~DownloadItemMac() override;
33
34   // content::DownloadItem::Observer implementation
35   void OnDownloadUpdated(content::DownloadItem* download) override;
36   void OnDownloadOpened(content::DownloadItem* download) override;
37   void OnDownloadDestroyed(content::DownloadItem* download) override;
38
39   DownloadItemModel* download_model() { return &download_model_; }
40
41   // Asynchronous icon loading support.
42   void LoadIcon();
43
44  private:
45   // Callback for asynchronous icon loading.
46   void OnExtractIconComplete(gfx::Image* icon_bitmap);
47
48   // The download item model we represent.
49   DownloadItemModel download_model_;
50
51   // The objective-c controller object.
52   DownloadItemController* item_controller_;  // weak, owns us.
53
54   // For canceling an in progress icon request.
55   base::CancelableTaskTracker cancelable_task_tracker_;
56
57   // Stores the last known path where the file will be saved.
58   base::FilePath lastFilePath_;
59
60   DISALLOW_COPY_AND_ASSIGN(DownloadItemMac);
61 };
62
63 #endif  // CHROME_BROWSER_UI_COCOA_DOWNLOAD_DOWNLOAD_ITEM_MAC_H_