new KeyboardNavigationHandler(chart, options)
Define a keyboard navigation handler for use with a Highcharts.AccessibilityComponent instance. This functions as an abstraction layer for keyboard navigation, and defines a map of keyCodes to handler functions.
Parameters:
| Name | Type | Description |
|---|---|---|
chart |
Highcharts.Chart | The chart this module should act on. |
options |
Highcharts.KeyboardNavigationHandlerOptionsObject | Options for the keyboard navigation handler. |
Requires:
- module:modules/accessibility
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Requires
- module:modules/accessibility