The Tor Browser: toolkit/components/downloads/nsIDownload.idl@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "nsITransfer.idl"

     8 interface nsIURI;

     9 interface nsIFile;

    10 interface nsIObserver;

    11 interface nsICancelable;

    12 interface nsIWebProgressListener;

    13 interface nsIMIMEInfo;

    15 /**

    16  * Represents a download object.

    17  *

    18  * @note This object is no longer updated once it enters a completed state.

    19  *       Completed states are the following:

    20  *       nsIDownloadManager::DOWNLOAD_FINISHED

    21  *       nsIDownloadManager::DOWNLOAD_FAILED

    22  *       nsIDownloadManager::DOWNLOAD_CANCELED

    23  *       nsIDownloadManager::DOWNLOAD_BLOCKED_PARENTAL

    24  *       nsIDownloadManager::DOWNLOAD_DIRTY

    25  *       nsIDownloadManager::DOWNLOAD_BLOCKED_POLICY

    26  */

    27 [scriptable, uuid(b02be33b-d47c-4bd3-afd9-402a942426b0)]

    28 interface nsIDownload : nsITransfer {

    30     /**

    31      * The target of a download is always a file on the local file system.

    32      */

    33     readonly attribute nsIFile targetFile;

    35     /**

    36      * The percentage of transfer completed.

    37      * If the file size is unknown it'll be -1 here.

    38      */

    39     readonly attribute long percentComplete;

    41     /**

    42      * The amount of bytes downloaded so far.

    43      */

    44     readonly attribute long long amountTransferred;

    46     /**

    47      * The size of file in bytes.

    48      * Unknown size is represented by -1.

    49      */

    50     readonly attribute long long size;

    52     /**

    53      * The source of the transfer.

    54      */

    55     readonly attribute nsIURI source;

    57     /**

    58      * The target of the transfer.

    59      */

    60     readonly attribute nsIURI target;

    62     /**

    63      * Object that can be used to cancel the download.

    64      * Will be null after the download is finished.

    65      */

    66     readonly attribute nsICancelable cancelable;

    68     /**

    69      * The user-readable description of the transfer.

    70      */

    71     readonly attribute AString displayName;

    73     /**

    74      * The time a transfer was started.

    75      */

    76     readonly attribute long long startTime;

    78     /**

    79      * The speed of the transfer in bytes/sec.

    80      */

    81     readonly attribute double speed;

    83     /**

    84      * Optional. If set, it will contain the target's relevant MIME information.

    85      * This includes its MIME Type, helper app, and whether that helper should be

    86      * executed.

    87      */

    88     readonly attribute nsIMIMEInfo MIMEInfo;

    90     /**

    91      * The id of the download that is stored in the database - not globally unique.

    92      * For example, a private download and a public one might have identical ids.

    93      * Can only be safely used for direct database manipulation in the database that

    94      * contains this download. Use the guid property instead for safe, database-agnostic

    95      * searching and manipulation.

    96      *

    97      * @deprecated

    98      */

    99     readonly attribute unsigned long id;

   101     /**

   102      * The guid of the download that is stored in the database.

   103      * Has the form of twelve alphanumeric characters.

   104      */

   105     readonly attribute ACString guid;

   107     /**

   108      * The state of the download.

   109      * @see nsIDownloadManager and nsIXPInstallManagerUI

   110      */

   111     readonly attribute short state;

   113     /**

   114      * The referrer uri of the download.  This is only valid for HTTP downloads,

   115      * and can be null.

   116      */

   117     readonly attribute nsIURI referrer;

   119     /**

   120      * Indicates if the download can be resumed after being paused or not.  This

   121      * is only the case if the download is over HTTP/1.1 or FTP and if the

   122      * server supports it.

   123      */

   124     readonly attribute boolean resumable;

   126     /**

   127      * Indicates if the download was initiated from a context marked as private,

   128      * controlling whether it should be stored in a permanent manner or not.

   129      */

   130     readonly attribute boolean isPrivate;

   132     /**

   133      * Cancel this download if it's currently in progress.

   134      */

   135     void cancel();

   137     /**

   138      * Pause this download if it is in progress.

   139      *

   140      * @throws NS_ERROR_UNEXPECTED if it cannot be paused.

   141      */

   142     void pause();

   144     /**

   145      * Resume this download if it is paused.

   146      *

   147      * @throws NS_ERROR_UNEXPECTED if it cannot be resumed or is not paused.

   148      */

   149     void resume();

   151     /**

   152      * Instruct the download manager to remove this download. Whereas

   153      * cancel simply cancels the transfer, but retains information about it,

   154      * remove removes all knowledge of it.

   155      *

   156      * @see nsIDownloadManager.removeDownload for more detail

   157      * @throws NS_ERROR_FAILURE if the download is active.

   158      */

   159     void remove();

   161     /**

   162      * Instruct the download manager to retry this failed download

   163      * @throws NS_ERROR_NOT_AVAILABLE if the download is not known.

   164      * @throws NS_ERROR_FAILURE if the download is not in the following states:

   165      *         nsIDownloadManager::DOWNLOAD_CANCELED

   166      *         nsIDownloadManager::DOWNLOAD_FAILED

   167      */

   168     void retry();

   169 };

   171 %{C++

   172 // {b02be33b-d47c-4bd3-afd9-402a942426b0}

   173 #define NS_DOWNLOAD_CID \

   174   { 0xb02be33b, 0xd47c, 0x4bd3, { 0xaf, 0xd9, 0x40, 0x2a, 0x94, 0x24, 0x26, 0xb0 } }

   175 %}

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