// 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.

// WARNING: Do not edit - generated code.

part of $LIBRARYNAME;

$(ANNOTATIONS)$(NATIVESPEC)$(CLASS_MODIFIERS)class $CLASSNAME$EXTENDS$IMPLEMENTS {
$!MEMBERS
  static bool get supported =>
      JS('bool', '!!(Element.prototype.createShadowRoot||'
                 'Element.prototype.webkitCreateShadowRoot)');

  static bool _shadowRootDeprecationReported = false;
  static void _shadowRootDeprecationReport() {
    if (!_shadowRootDeprecationReported) {
      window.console.warn('''
ShadowRoot.resetStyleInheritance and ShadowRoot.applyAuthorStyles now deprecated in dart:html.
Please remove them from your code.
''');
      _shadowRootDeprecationReported = true;
    }
  }

  @deprecated
  bool get resetStyleInheritance {
    _shadowRootDeprecationReport();
    // Default value from when it was specified.
    return false;
  }

  @deprecated
  set resetStyleInheritance(bool value) {
    _shadowRootDeprecationReport();
  }

  @deprecated
  bool get applyAuthorStyles {
    _shadowRootDeprecationReport();
    // Default value from when it was specified.
    return false;
  }

  @deprecated
  set applyAuthorStyles(bool value) {
    _shadowRootDeprecationReport();
  }
}
