Key used to specify the identifier and label of the of the additional accessibility information entry.
accessibilityCustomContent(_:_:importance:)
Availability 有効性
- iOS 15.0+
- iPadOS 15.0+
- macOS 12.0+
- Mac Catalyst 15.0+
- tvOS 15.0+
- watchOS 8.0+
Technology
- Swift
UI
Declaration 宣言
func accessibilityCustomContent<V>(_ key: AccessibilityCustomContentKey
, _ value: V, importance: AXCustomContent
.Importance
= .default) -> ModifiedContent
<Content, Modifier> where V : StringProtocol
Modifier
is AccessibilityAttachmentModifier
.Parameters パラメータ
key
value
Text value for the additional accessibility information. For example: “landscape.” A value of
nil
will remove any entry of additional information added earlier for anykey
with the same identifier.importance
Importance of the accessibility information. High-importance information gets read out immediately, while default-importance information must be explicitly asked for by the user.
Discussion 議論
Use this method to add information you want accessibility users to be able to access about this element, beyond the basics of label, value, and hint. For example, accessibility
can be used to add information about the orientation of a photograph, or the number of people found in the picture.
Note 注意
Repeated calls of accessibility
with key
s having different identifiers will create new entries of additional information. Calling accessibility
repeatedly with key
s having matching identifiers will replace the previous entry.