Accessibility API

Overview

While many Apple frameworks provide built-in accessibility support, the Accessibility framework defines API for supporting additional accessibility features across multiple platforms. The Accessibility framework includes API that enable you to:

• Respond to changes in Accessibility system settings

• Post accessibility notifications

• Define an accessible representation of your chart to support audio graphs

• Interact with hardware such as braille displays and hearing devices

• Generate a localized description of a color

Topics

System settings

• AccessibilitySettings

Notifications

• AccessibilityNotification

Assistive technologies

• AccessibilityTechnology
• automation
• fullKeyboardAccess
• hoverText
• speakScreen
• switchControl
• voiceControl
• voiceOver
• zoom
• AccessibilityRequest

Features

• Customized accessibility content
• Audio graphs
• Hearing device support
• AXNameFromColor(_:)

Braille

• Braille displays
• AXBrailleTable
• AXBrailleTranslator
• AXBrailleTranslationResult

Math expressions

• AXMathExpressionNumber
• AXMathExpressionIdentifier
• AXMathExpressionOperator
• AXMathExpressionText
• AXMathExpressionFenced
• AXMathExpressionRow
• AXMathExpressionTable
• AXMathExpressionTableCell
• AXMathExpressionTableRow
• AXMathExpressionUnderOver
• AXMathExpressionSubSuperscript
• AXMathExpressionFraction
• AXMathExpressionMultiscript
• AXMathExpressionRoot
• AXMathExpression
• AXMathExpressionProvider

Override sessions

• AXFeatureOverrideSession
• AXFeatureOverrideSessionManager
• AXFeatureOverrideSession.Options
• AXFeatureOverrideSessionErrorDomain
• AXFeatureOverrideSessionError
• AXFeatureOverrideSessionError.Code
• com.apple.developer.accessibility.merchant-api-control

Deprecated

• AXAnimatedImagesEnabled()
• AXPrefersHeadAnchorAlternative()
• AXPrefersHorizontalTextLayout()