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// Copyright (c) 2010 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 CHROME_BROWSER_DOWNLOAD_SAVE_ITEM_H__
#define CHROME_BROWSER_DOWNLOAD_SAVE_ITEM_H__
#pragma once
#include "base/basictypes.h"
#include "base/file_path.h"
#include "chrome/browser/download/save_types.h"
#include "googleurl/src/gurl.h"
class SavePackage;
// One SaveItem per save file. This is the model class that stores all the
// state for one save file.
class SaveItem {
public:
enum SaveState {
WAIT_START,
IN_PROGRESS,
COMPLETE,
CANCELED
};
SaveItem(const GURL& url,
const GURL& referrer,
SavePackage* package,
SaveFileCreateInfo::SaveFileSource save_source);
~SaveItem();
void Start();
// Received a new chunk of data.
void Update(int64 bytes_so_far);
// Cancel saving item.
void Cancel();
// Saving operation completed.
void Finish(int64 size, bool is_success);
// Rough percent complete, -1 means we don't know (since we didn't receive a
// total size).
int PercentComplete() const;
// Update path for SaveItem, the actual file is renamed on the file thread.
void Rename(const FilePath& full_path);
void SetSaveId(int32 save_id);
void SetTotalBytes(int64 total_bytes);
// Accessors.
SaveState state() const { return state_; }
const FilePath& full_path() const { return full_path_; }
const FilePath& file_name() const { return file_name_; }
const GURL& url() const { return url_; }
const GURL& referrer() const { return referrer_; }
int64 total_bytes() const { return total_bytes_; }
int64 received_bytes() const { return received_bytes_; }
int32 save_id() const { return save_id_; }
bool has_final_name() const { return has_final_name_; }
bool success() const { return is_success_; }
SaveFileCreateInfo::SaveFileSource save_source() const {
return save_source_;
}
SavePackage* package() const { return package_; }
private:
// Internal helper for maintaining consistent received and total sizes.
void UpdateSize(int64 size);
// Request ID assigned by the ResourceDispatcherHost.
int32 save_id_;
// Full path to the save item file.
FilePath full_path_;
// Short display version of the file.
FilePath file_name_;
// The URL for this save item.
GURL url_;
GURL referrer_;
// Total bytes expected.
int64 total_bytes_;
// Current received bytes.
int64 received_bytes_;
// The current state of this save item.
SaveState state_;
// Specifies if this name is a final or not.
bool has_final_name_;
// Flag indicates whether SaveItem has error while in saving process.
bool is_success_;
SaveFileCreateInfo::SaveFileSource save_source_;
// Our owning object.
SavePackage* package_;
DISALLOW_COPY_AND_ASSIGN(SaveItem);
};
#endif // CHROME_BROWSER_DOWNLOAD_SAVE_ITEM_H__
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