RadAutoCompleteBox features keyboard support for quick item selection with the keyboard. Below are the keys and
key combinations needed to navigate the control and select items.
Focus the control: TAB key when the control is next in the tab order.
Open the popup: the popup shows only when the text input matches one or more predefined items. Once the popup is shown,
the user can use the following keys for navigation and selection.
Highlight previous item: up arrow.
Highlight next item: down arrow.
Select highlighted item: Enter key.
Close popup: Esc key.