blob: 41b624e6c2e4be2e647bee146edf7983e9a68017 [file] [log] [blame]
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// Conversions for Window. These check if the window is the local
// window, and if it's not, wraps or unwraps it with a secure wrapper.
// We need to test for EventTarget here as well as it's a base type.
// We omit an unwrapper for Window as no methods take a non-local
// window as a parameter.
part of html;
WindowBase _convertNativeToDart_Window(win) {
if (win == null) return null;
return _DOMWindowCrossFrame._createSafe(win);
EventTarget _convertNativeToDart_EventTarget(e) {
if (e == null) {
return null;
// Assume it's a Window if it contains the setInterval property. It may be
// from a different frame - without a patched prototype - so we cannot
// rely on Dart type checking.
if (JS('bool', r'"setInterval" in #', e)) {
var window = _DOMWindowCrossFrame._createSafe(e);
// If it's a native window.
if (window is EventTarget) {
return window;
return null;
return e;
EventTarget _convertDartToNative_EventTarget(e) {
if (e is _DOMWindowCrossFrame) {
return e._window;
} else {
return e;
_convertNativeToDart_XHR_Response(o) {
if (o is Document) {
return o;
return convertNativeToDart_SerializedScriptValue(o);