ARIA techniques - 无障碍 编辑

Roles

Widget roles

• Alert
• Alertdialog
• Button
• Checkbox
• Dialog
• Link
• Log
• Marquee
• Progressbar
• Radio
• Scrollbar
• Slider
• Spinbutton
• status
• textbox
• Timer
• Tooltip

Composite roles

The techniques below describes each composite role as well as their required and optional child roles.

• Grid (including row, gridcell, rowheader, columnheader roles)
• Menubar/ Menu (including menuitem, menuitemcheckbox, menuitemradio)
• Listbox (包含 option role)
• Tablist (包含 tab 和 tabpanel roles)
• Tree (including group and treeitem roles)
• Radiogroup (see radio role)
• Treegrid

Document structure roles

• Article
• Definition
• Directory
• Document
• Group
• Heading
• Img
• List, listitem
• Math
• Note
• Presentation
• Region
• Separator
• Toolbar

Landmark roles

• Application
• Banner
• Complementary
• Contentinfo
• Form
• Main
• Navigation
• Search

States and properties

Widget attributes

• aria-autocomplete
• aria-checked
• aria-disabled
• aria-expanded
• aria-haspopup
• aria-hidden
• aria-invalid
• aria-label
• aria-level
• aria-multiline
• aria-multiselectable
• aria-orientation
• aria-pressed
• aria-readonly
• aria-required
• aria-selected
• aria-sort
• aria-valuemax
• aria-valuemin
• aria-valuenow
• aria-valuetext

Live region attributes

• aria-live
• aria-relevant
• aria-atomic
• aria-busy

Drag & drop attributes

• aria-dropeffect
• aria-dragged

Relationship attributes

• aria-activedescendant
• aria-controls
• aria-describedby
• aria-flowto
• aria-labelledby
• aria-owns
• aria-posinset
• aria-setsize