| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'package:sky/painting/text_style.dart'; |
| import 'package:sky/widgets/basic.dart'; |
| import 'package:sky/widgets/widget.dart'; |
| |
| class DefaultTextStyle extends Inherited { |
| |
| DefaultTextStyle({ |
| Key key, |
| this.style, |
| Widget child |
| }) : super(key: key, child: child) { |
| assert(style != null); |
| assert(child != null); |
| } |
| |
| final TextStyle style; |
| |
| static TextStyle of(Component component) { |
| DefaultTextStyle result = component.inheritedOfType(DefaultTextStyle); |
| return result == null ? null : result.style; |
| } |
| |
| bool syncShouldNotify(DefaultTextStyle old) => style != old.style; |
| |
| } |