Home | History | Annotate | Download | only in download 
      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   virtual ~DownloadItemMac();
     33 
     34   // content::DownloadItem::Observer implementation
     35   virtual void OnDownloadUpdated(content::DownloadItem* download) OVERRIDE;
     36   virtual void OnDownloadOpened(content::DownloadItem* download) OVERRIDE;
     37   virtual 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_
     64