ARC Toolkit

ARC Toolkit插件简介

ARC Toolkit插件描述

The ARC Toolkit is a set of accessibility tools which aids developers in identifying accessibility problems  features f WCAG 2.0, WCAG 2.1, EN 301 549,  Section 508
 
The toolkit is designed to be integrated into automated  manual accessibility tests  wks alongside the audit  developer in der to simplify repetitive tasks  interactively exple accessibility features  problems. The ARC Toolkit is tightly integrated with Chrome’s Developer Tools  uses the ARC rule set, the same rules used by default in the ARC platfm. This allows developers  quality assurance testers to take their ARC testing into their development environments  thoughly investigate issues raised in ARC scans. It has two components.
 
1. ARC Toolkit Panel
This includes a set of tests that shows results both in the panel  in the page itself. Each test can be toggled on  off so types of issues can be isolated.  Issues can be selected  viewed directly in the Elements panel.
 
2. ARC Toolkit Sidebar Pane
This appears as a side panel of the Elements panel  includes tools that evaluate the col contrast of a given element, evaluates nodes of a document f code validation,  listens f  displays changes to individual nodes.
 
It runs completely local within Chrome  wks within iframes, so it can evaluate any page you can browse to.  If you would like to pages that are not live on a website but are in development, turn on the option to "Allow access to file URLs".
 
Because this tool is actively used by the TPG  Interactive Accessibility team, there are frequent updates as we further develop  refine the rules  features.  If you would like training on how to use the ARC Extension f testing, please contact TPG at https://www.paciellogroup.com/contact/.

This extension is governed by the licence agreement at 
https://www.paciellogroup.com/arctoolkittheservicetermsofservice/
                                

ARC Toolkit插件离线安装方法

1.首先用户点击谷歌浏览器右上角的自定义及控制按钮，在下拉框中选择设置。

2.在打开的谷歌浏览器的扩展管理器最左侧选择扩展程序或直接输入：chrome://extensions/

3.找到自己已经下载好的Chrome离线安装文件xxx.crx，然后将其从资源管理器中拖动到Chrome的扩展管理界面中，这时候用户会发现在扩展管理器的中央部分中会多出一个”拖动以安装“的插件按钮。

4.下载 ARC ToolkitChrome插件v5.4.2版本到本地。

5.勾选开发者模式，点击加载已解压的扩展程序，将文件夹选择即可安装插件。

注意：最新版本的chrome浏览器直接拖放安装时会出现“程序包无效CRX-HEADER-INVALID”的报错信息，参照这篇文章即可解决