| // Copyright 2017 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| import '../../async_core.dart' as async_core; |
| import '../common/by.dart'; |
| |
| import 'web_driver.dart'; |
| import 'web_element.dart'; |
| |
| // Magic constants -- identifiers indicating a value is an element. |
| // Source: https://github.com/SeleniumHQ/selenium/wiki/JsonWireProtocol |
| const String jsonWireElementStr = 'ELEMENT'; |
| |
| // Source: https://www.w3.org/TR/webdriver/#elements |
| const String w3cElementStr = 'element-6066-11e4-a52e-4f735466cecf'; |
| |
| typedef GetAttribute = String? Function(String name); |
| |
| /// Simple class to provide access to indexed properties such as WebElement |
| /// attributes or css styles. |
| class Attributes { |
| final GetAttribute _getAttribute; |
| |
| Attributes(this._getAttribute); |
| |
| String? operator [](String name) => _getAttribute(name); |
| } |
| |
| abstract class SearchContext { |
| WebDriver get driver; |
| |
| /// Produces a compatible [async_core.SearchContext]. Allows backwards |
| /// compatibility with other frameworks. |
| async_core.SearchContext get asyncContext; |
| |
| /// Searches for multiple elements within the context. |
| List<WebElement> findElements(By by); |
| |
| /// Searches for an element within the context. |
| /// |
| /// Throws [NoSuchElementException] if no matching element is found. |
| WebElement findElement(By by); |
| } |