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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is mozilla.org code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Blake Ross <blaker@netscape.com>
- * Ben Goodger <ben@netscape.com>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- // Keeps track of ongoing downloads, in the form of nsIDownload's.
-
- #include "nsISupports.idl"
-
- interface nsIDOMWindow;
- interface nsIURI;
- interface nsILocalFile;
- interface nsIDownload;
- interface nsICancelable;
- interface nsIMIMEInfo;
- interface nsIRDFDataSource;
- interface nsIDownloadProgressListener;
- interface nsISupportsArray;
-
- [scriptable, uuid(1f280341-30f4-4009-bb0d-a78f2936d1fb)]
- interface nsIDownloadManager : nsISupports {
- // Download States
- const short DOWNLOAD_NOTSTARTED = -1;
- const short DOWNLOAD_DOWNLOADING = 0;
- const short DOWNLOAD_FINISHED = 1;
- const short DOWNLOAD_FAILED = 2;
- const short DOWNLOAD_CANCELED = 3;
- const short DOWNLOAD_PAUSED = 4;
-
- const short DOWNLOAD_TYPE_DOWNLOAD = 0;
-
- // Methods called by clients to carry out various managing functions
-
- /**
- * Creates an nsIDownload and adds it to be managed by the download manager.
- *
- * @param aSource The source URI of the transfer. Must not be null.
- *
- * @param aTarget The target URI of the transfer. Must not be null.
- *
- * @param aDisplayName The user-readable description of the transfer.
- * Can be empty.
- *
- * @param aMIMEInfo The MIME info associated with the target,
- * including MIME type and helper app when appropriate.
- * This parameter is optional.
- *
- * @param startTime Time when the download started
- *
- * @param aTempFile The location of a temporary file; i.e. a file in which
- * the received data will be stored, but which is not
- * equal to the target file. (will be moved to the real
- * target by the caller, when the download is finished)
- * May be null.
- *
- * @param aCancelable An object that can be used to abort the download.
- * Must not be null.
- *
- * @return The newly created download item with the passed-in properties.
- */
- nsIDownload addDownload(in short aDownloadType,
- in nsIURI aSource,
- in nsIURI aTarget,
- in AString aDisplayName,
- in AString aIconURL,
- in nsIMIMEInfo aMIMEInfo,
- in PRTime aStartTime,
- in nsILocalFile aTempFile,
- in nsICancelable aCancelable);
-
- /**
- * Retrieves an in-progress download managed by the download manager.
- *
- * @param aPersistentDescriptor The unique identifier used to describe a
- * a download, and an attribute of nsILocalFile.
- * On Windows and Linux, this is just the path
- * of the target, but on Mac this is guaranteed
- * to be unique.
- *
- * @return The download with the specified persistent descriptor.
- */
- nsIDownload getDownload(in wstring aPersistentDescriptor);
-
- /**
- * Cancels the download with the specified persistent descriptor if it's
- * currently in progress. This calls cancel(NS_BINDING_ABORTED) on the
- * nsICancelable provided for the download.
- *
- * @param aPersistentDescriptor The persistent descriptor of the download to
- * be cancelled.
- */
- void cancelDownload(in wstring aPersistentDescriptor);
-
- /**
- * Removes the download with the specified persistent descriptor if it's not
- * currently in progress. Whereas cancelDownload simply cancels the transfer
- * but retains information about it, removeDownload removes all knowledge of it.
- *
- * @param aPersistentDescriptor The persistent descriptor of the download to
- * be removed.
- */
- void removeDownload(in wstring aPersistentDescriptor);
-
- /**
- * Pause the specified download.
- */
- void pauseDownload(in wstring aPersistentDescriptor);
-
- /**
- * Resume the specified download.
- */
- void resumeDownload(in wstring aPersistentDescriptor);
-
- // Front end and Front end update methods.
-
- /**
- * Opens the Download Manager front end.
- *
- * @param aParent The parent, or opener, of the front end (optional).
- * @param aDownload A download to pass to the manager widnow. Useful if,
- * for example, you want the window to select a certain
- * download (optional).
- */
-
- void open(in nsIDOMWindow aParent, in wstring aPersistentDescriptor);
-
- /**
- * The Download Manager's progress listener.
- */
- attribute nsIDownloadProgressListener listener;
-
- /**
- * Indicate that a batch update (e.g. mass removal) is about to start.
- */
-
- void startBatchUpdate();
-
- /**
- * Indicate that a batch update is ending.
- */
-
- void endBatchUpdate();
-
- // Downloads list book-keeping
-
- /**
- * Whether or not there are downloads that can be cleaned up (removed)
- * i.e. downloads that have completed, have failed or have been canceled.
- */
- readonly attribute boolean canCleanUp;
-
- /**
- * Removes completed, failed, and canceled downloads from the list.
- */
- void cleanUp();
-
- /**
- * The number of files currently being downloaded.
- */
- readonly attribute long activeDownloadCount;
-
- /**
- * An enumeration of active downloads.
- */
- readonly attribute nsISupportsArray activeDownloads;
-
- /**
- * Update the download datasource.
- */
- void saveState();
-
- /**
- * Flush the download datasource to disk.
- */
- void flush();
-
- readonly attribute nsIRDFDataSource datasource;
- };
-
-
-