gecko-dev/toolkit/components/downloads/nsIDownload.idl

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsITransfer.idl"
interface nsIURI;
interface nsIFile;
interface nsIObserver;
interface nsICancelable;
interface nsIWebProgressListener;
interface nsIMIMEInfo;
/**
* Represents a download object.
*
* @note This object is no longer updated once it enters a completed state.
* Completed states are the following:
* nsIDownloadManager::DOWNLOAD_FINISHED
* nsIDownloadManager::DOWNLOAD_FAILED
* nsIDownloadManager::DOWNLOAD_CANCELED
* nsIDownloadManager::DOWNLOAD_BLOCKED_PARENTAL
* nsIDownloadManager::DOWNLOAD_DIRTY
* nsIDownloadManager::DOWNLOAD_BLOCKED_POLICY
*/
[scriptable, uuid(c891111e-92a6-47b8-bc46-874ebb61ac9d)]
interface nsIDownload : nsITransfer {
/**
* The target of a download is always a file on the local file system.
*/
readonly attribute nsIFile targetFile;
/**
* The percentage of transfer completed.
* If the file size is unknown it'll be -1 here.
*/
readonly attribute long percentComplete;
/**
* The amount of bytes downloaded so far.
*/
readonly attribute long long amountTransferred;
/**
* The size of file in bytes.
* Unknown size is represented by -1.
*/
readonly attribute long long size;
/**
* The source of the transfer.
*/
readonly attribute nsIURI source;
/**
* The target of the transfer.
*/
readonly attribute nsIURI target;
/**
* Object that can be used to cancel the download.
* Will be null after the download is finished.
*/
readonly attribute nsICancelable cancelable;
/**
* The user-readable description of the transfer.
*/
readonly attribute AString displayName;
/**
* The time a transfer was started.
*/
readonly attribute long long startTime;
/**
* The speed of the transfer in bytes/sec.
*/
readonly attribute double speed;
/**
* Optional. If set, it will contain the target's relevant MIME information.
* This includes its MIME Type, helper app, and whether that helper should be
* executed.
*/
readonly attribute nsIMIMEInfo MIMEInfo;
/**
* The id of the download that is stored in the database.
*/
readonly attribute unsigned long id;
/**
* The state of the download.
* @see nsIDownloadManager and nsIXPInstallManagerUI
*/
readonly attribute short state;
/**
* The referrer uri of the download. This is only valid for HTTP downloads,
* and can be null.
*/
readonly attribute nsIURI referrer;
/**
* Indicates if the download can be resumed after being paused or not. This
* is only the case if the download is over HTTP/1.1 or FTP and if the
* server supports it.
*/
readonly attribute boolean resumable;
};
%{C++
// {E3FA9D0A-1DD1-11B2-BDEF-8C720B597445}
#define NS_DOWNLOAD_CID \
{ 0xe3fa9d0a, 0x1dd1, 0x11b2, { 0xbd, 0xef, 0x8c, 0x72, 0x0b, 0x59, 0x74, 0x45 } }
%}