ContentVisibilityAutoStateChangeEvent:ContentVisibilityAutoStateChangeEvent() 构造函数

Baseline 2024
Newly available

Since September 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

构造函数 ContentVisibilityAutoStateChangeEvent() 创建新的 ContentVisibilityAutoStateChangeEvent 对象实例。

语法

js
new ContentVisibilityAutoStateChangeEvent(type, options)

参数

type

表示事件类型的字符串。对于 ContentVisibilityAutoStateChangeEvent,此参数恒为 event

options 可选

包含下列属性的对象:

skipped

布尔值,若用户代理跳过元素内容则设置为 true,否则为 false

示例

开发者不会手动使用此构造函数。当触发 contentvisibilityautostatechange 事件导致调用事件处理器时将构造新的 ContentVisibilityAutoStateChangeEvent 对象。

js
canvasElem.addEventListener("contentvisibilityautostatechange", (event) => {
  // …
});

规范

Specification
CSS Containment Module Level 2
# dom-contentvisibilityautostatechangeevent-contentvisibilityautostatechangeevent

浏览器兼容性

参见