since 9.5

CE
PE

Label a Component

To name a component with ARIA attribute by adding the aria-label client attribute to the component, please refer to zk_dev_ref/Accessibility#Specify_ARIA_Attributes

You need to label a Listbox first, then ZK will add aria-labelledby on the z-focus-a button.

Keyboard Support

Key Description
ArrowUp / ArrowDown Select Listitems or focus on Listheaders.
ArrowLeft / ArrowRight Focus on Listcells or Listheaders
Spacebar (on listitem) If the checkmark is enabled, pressing Spacebar will toggle
selection of the listitem.  
Enter / Spacebar (on listgroup) pressing Enter/Spacebar will open or close the
listgroup.  
Enter / Spacebar (on “select all” checkbox) pressing Enter/Spacebar trigger select / unselect all.