blob: 1a032a90fb32f0361e526d89465b78284eb0ad30 [file] [log] [blame]
/*
* Copyright (C) 2010 Google Inc. All rights reserved.
* Copyright (C) 2011 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// https://w3c.github.io/FileAPI/#APIASynch
[
GarbageCollected,
ActiveDOMObject,
Constructor,
ConstructorCallWith=ExecutionContext,
Exposed=(Window,Worker),
TypeChecking=Interface
] interface FileReader : EventTarget {
// async read methods
[RaisesException] void readAsArrayBuffer(Blob blob);
// TODO(philipj): readAsBinaryString() was removed from the spec in 2012:
// https://github.com/w3c/FileAPI/commit/8cce54559dc27bf8b8244f3f0ca9fb3e4d96efdb
[RaisesException, Measure] void readAsBinaryString(Blob blob);
[RaisesException] void readAsText(Blob blob, optional DOMString label);
[RaisesException] void readAsDataURL(Blob blob);
void abort();
// states
const unsigned short EMPTY = 0;
const unsigned short LOADING = 1;
const unsigned short DONE = 2;
readonly attribute unsigned short readyState;
// File or Blob data
readonly attribute (DOMString or ArrayBuffer)? result;
// TODO(philipj): error should be DOMError. crbug.com/496901
[Measure] readonly attribute FileError? error;
// event handler attributes
attribute EventHandler onloadstart;
attribute EventHandler onprogress;
attribute EventHandler onload;
attribute EventHandler onabort;
attribute EventHandler onerror;
attribute EventHandler onloadend;
};