实例方法
accessibility
accessibilityScrollAction(_:)
向视图添加可访问性滚动操作。动作允许辅助技术(例如 VoiceOver)通过调用动作与视图交互。
声明
func accessibilityScrollAction(_ handler: @escaping (Edge) -> Void) -> ModifiedContent<Self, AccessibilityAttachmentModifier>
详述
例如,这就是如何将触发刷新的滚动操作添加到视图中。
var body: some View {
ScrollView {
ContentView()
}
.accessibilityScrollAction { edge in
if edge == .top {
// Refresh content
}
}
}
可用版本
iOS 13.0+, iPadOS 13.0+, macOS 10.15+, Mac Catalyst 13.0+, tvOS 13.0+, watchOS 6.0+
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注:本文由纯净天空筛选整理自apple.com大神的英文原创作品 Never accessibilityScrollAction(_:)。非经特殊声明,原始代码版权归原作者所有,本译文未经允许或授权,请勿转载或复制。