author Andrea Marchesini <>
Mon, 11 May 2015 15:20:35 +0100
changeset 243372 4287533203fb5c458e8b6281013a97dd1d421295
parent 241214 2137146549d64c0a4100253b4801df6cfbb4d9ea
child 243374 49678aa590e25ac6b76e365adf81041ca790d85d
permissions -rw-r--r--
Bug 1159401 - patch 2 - Avoid multiple inheritance of nsIDOMBlob, r=bz

/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 */

#include "nsISupports.idl"

namespace mozilla {
namespace dom {
namespace indexedDB {
class FileInfo;
class FileManager;


[ptr] native FileInfo(mozilla::dom::indexedDB::FileInfo);
[ptr] native FileManager(mozilla::dom::indexedDB::FileManager);

interface nsIDOMFileError;
interface nsIInputStream;
interface nsIURI;
interface nsIPrincipal;
interface nsIDOMBlob;

[scriptable, builtinclass, uuid(6ef56697-7c9c-41ac-83df-e01c079fb1d1)]
interface nsIDOMBlob : nsISupports
  readonly attribute unsigned long long size;
  readonly attribute DOMString type;

  [noscript] readonly attribute nsIInputStream internalStream;

  [optional_argc] nsIDOMBlob slice([optional] in long long start,
                                   [optional] in long long end,
                                   [optional] in DOMString contentType);

  // Get internal id of stored file. Returns -1 if it is not a stored file.
  // Intended only for testing. It can be called on any thread.
  [notxpcom] long long getFileId();

  // Called when the blob was successfully stored in a database or when
  // the blob is initialized from a database. It can be called on any thread.
  [notxpcom] void addFileInfo(in FileInfo aFileInfo);

  // Called before the blob is stored in a database to decide if it can be
  // shared or needs to be copied. It can be called on any thread.
  [notxpcom] FileInfo getFileInfo(in FileManager aFileManager);

  // Return true if this blob is a memory file.
  [notxpcom] bool isMemoryFile();

// We want to avoid multiple inheritance of nsIDOMBlob so we can downcast from
// nsIDOMBlob to Blob safely.  Our chain is:
//  - Blob -> nsIDOMBlob
//  - File -> nsIDOMFile and Blob
[scriptable, builtinclass, uuid(cc28cf12-f1d4-44ff-843f-9289aa14613b)]
interface nsIDOMFile : nsISupports
  readonly attribute DOMString name;

  readonly attribute DOMString path;

  readonly attribute jsval lastModifiedDate;

  readonly attribute DOMString mozFullPath;

  // This performs no security checks!
  [noscript] readonly attribute DOMString mozFullPathInternal;

  [noscript] readonly attribute int64_t mozLastModifiedDate;