@progress/wct-a11y-spec/dist/design-system/Chat.json

Contains accessibility and keyboard navigation specification of Telerik and Kendo web components.

[
    {
        "h2": "Accessibility Support"
    },
    {
        "p": "Out of the box, the Telerik and Kendo UI Chat provides extensive accessibility support and enables users with disabilities to acquire complete control over its features."
    },
    {
        "p": "The Chat is compliant with the [Web Content Accessibility Guidelines (WCAG) 2.2 standards](https://www.w3.org/TR/WCAG22/) and [Section 508](http://www.section508.gov/) requirements, follows the [Web Accessibility Initiative - Accessible Rich Internet Applications (WAI-ARIA)](https://www.w3.org/WAI/ARIA/apg/) best practices for implementing the [keyboard navigation](#keyboard-navigation) for its `component` role, provides options for [managing its focus](#managing-the-focus) and is tested against the most popular [screen readers](#screen-readers)."
    },
    {
        "h3": "WAI-ARIA"
    },
    {
        "p": "This section lists the selectors, attributes, and behavior patterns supported by the component and its composite elements, if any."
    },
    {
        "table": {
            "headers": [
                "Selector",
                "Attribute",
                "Usage"
            ],
            "rows": [
                {
                    "Selector": "`.k-message-list`",
                    "Attribute": "`role=log`",
                    "Usage": "The role of the Chat message list must imply that there is a log (list) of messages."
                },
                {
                    "Selector": "",
                    "Attribute": "`aria-label`",
                    "Usage": "Announces the purpose of the Chat message list (for ex. 'Message list')."
                },
                {
                    "Selector": "`.k-quick-reply`",
                    "Attribute": "`role=button`",
                    "Usage": "The quick reply elements must be exposed as buttons."
                },
                {
                    "Selector": "",
                    "Attribute": "`tabindex=0`",
                    "Usage": "The quick reply elements must be part of the page tabsequence."
                },
                {
                    "Selector": "`.k-message-box>.k-input-inner`",
                    "Attribute": "`role=textbox` or `nodeName=input`",
                    "Usage": "The message must have an input or an element with `role=textbox`."
                },
                {
                    "Selector": "",
                    "Attribute": "`label for` or `aria-label` or `aria-labelledby`",
                    "Usage": "The message box input must have a label."
                },
                {
                    "Selector": "`.k-input-suffix>.k-button`",
                    "Attribute": "`role=button` or `nodeName=button`",
                    "Usage": "The buttons must have appropriate role."
                },
                {
                    "Selector": "",
                    "Attribute": "`aria-label` or `title`",
                    "Usage": "The buttons must be properly labelled."
                },
                {
                    "Selector": "`.k-button-toggle`",
                    "Attribute": "`aria-controls=.k-toolbar-box id`",
                    "Usage": "The ToolBar toggle button must have an `aria-controls` attribute pointing to the ToolBar element."
                },
                {
                    "Selector": "`.k-toolbar-box`",
                    "Attribute": "`role=toolbar`",
                    "Usage": "The Chat ToolBar must have an appropriate role."
                }
            ]
        }
    },
    {
        "p": "Chat ToolBar follows the specification for the the ToolBar component."
    },
    {
        "link": {
            "title": "ToolBar accessibility specification",
            "source": "{{toolbar_a11y_link}}"
        }
    },
    {
        "h3": "Managing the Focus"
    },
    {
        "p": "Focusable elements in the Chat are part of the page tabsequence. Those are:"
    },
    {
        "ul": [
            "`k-quick-reply` (if any);",
            "`k-message-box input`;",
            "all `k-input-suffix button` elements;",
            "`k-toolbar-box` (if present) - it implements the KB navigation for a ToolBar component"
        ]
    },
    {
        "h3": "Keyboard Shortcuts applicable to the `k-message-box input`"
    },
    {
        "table": {
            "headers": [
                "Shortcut",
                "Behavior"
            ],
            "rows": [
                {
                    "Shortcut": "`F10`",
                    "Behavior": "Opens and focuses the Chat ToolBar (if present)."
                }
            ]
        }
    },
    {
        "h3": "Keyboard Shortcuts applicable to the `k-quick-reply` and `k-input-suffix button` elements"
    },
    {
        "table": {
            "headers": [
                "Shortcut",
                "Behavior"
            ],
            "rows": [
                {
                    "Shortcut": "`Enter/Space`",
                    "Behavior": "Triggers a click action on the button."
                }
            ]
        }
    },
    {
        "h3": "Testing"
    },
    {
        "p": "The Chat has been extensively tested automatically with [axe-core](https://github.com/dequelabs/axe-core) and manually with the most popular screen readers."
    },
    {
        "h3": "Screen Readers"
    },
    {
        "p": "The Chat has been tested with the following screen readers and browsers combinations:"
    },
    {
        "table": {
            "headers": [
                "Environment",
                "Tool"
            ],
            "rows": [
                [
                    "Firefox",
                    "NVDA"
                ],
                [
                    "Chrome",
                    "JAWS"
                ],
                [
                    "Microsoft Edge",
                    "JAWS"
                ]
            ]
        }
    },
    {
        "h3": "Resources"
    },
    {
        "ul": [
            {
                "link": {
                    "source": "https://www.w3.org/TR/wai-aria-1.2/#log",
                    "title": "WAI-ARIA specification for log"
                }
            }
        ]
    }
]