// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_SHELL_SHELL_DOWNLOAD_MANAGER_DELEGATE_H_
#define CONTENT_SHELL_SHELL_DOWNLOAD_MANAGER_DELEGATE_H_
#pragma once

#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "content/public/browser/download_manager_delegate.h"

struct DownloadStateInfo;

namespace content {

class DownloadManager;

class ShellDownloadManagerDelegate
    : public DownloadManagerDelegate,
      public base::RefCountedThreadSafe<ShellDownloadManagerDelegate> {
 public:
  ShellDownloadManagerDelegate();

  void SetDownloadManager(DownloadManager* manager);

  virtual DownloadId GetNextId() OVERRIDE;
  virtual bool ShouldStartDownload(int32 download_id) OVERRIDE;
  virtual void ChooseDownloadPath(WebContents* web_contents,
                                  const FilePath& suggested_path,
                                  void* data) OVERRIDE;

 private:
  friend class base::RefCountedThreadSafe<ShellDownloadManagerDelegate>;

  virtual ~ShellDownloadManagerDelegate();

  void GenerateFilename(int32 download_id,
                        DownloadStateInfo state,
                        const FilePath& generated_name);
  void RestartDownload(int32 download_id,
                       DownloadStateInfo state);

  DownloadManager* download_manager_;

  DISALLOW_COPY_AND_ASSIGN(ShellDownloadManagerDelegate);
};

}  // namespace content

#endif  // CONTENT_SHELL_SHELL_DOWNLOAD_MANAGER_DELEGATE_H_