| // Copyright (c) 2014, 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. |
| |
| library trydart.userOption; |
| |
| class UserOption { |
| final String name; |
| |
| final bool isHidden; |
| |
| static var storage; |
| |
| const UserOption(this.name, {this.isHidden: false}); |
| |
| get value => storage[name]; |
| |
| void set value(newValue) { |
| storage[name] = newValue; |
| } |
| } |
| |
| class BooleanUserOption extends UserOption { |
| const BooleanUserOption(String name, {bool isHidden: false}) |
| : super(name, isHidden: isHidden); |
| |
| bool get value => super.value == 'true'; |
| |
| void set value(bool newValue) { |
| super.value = '$newValue'; |
| } |
| } |
| |
| class StringUserOption extends UserOption { |
| const StringUserOption(String name, {bool isHidden: false}) |
| : super(name, isHidden: isHidden); |
| |
| String get value => super.value == null ? '' : super.value; |
| |
| void set value(String newValue) { |
| super.value = newValue; |
| } |
| } |