DocumentPictureInPictureEvent：window 属性

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

实验性: 这是一项实验性技术
在将其用于生产之前，请仔细检查浏览器兼容性表格。

安全上下文: 此项功能仅在一些支持的浏览器的安全上下文（HTTPS）中可用。

DocumentPictureInPictureEvent 接口的 window 只读属性返回一个 Window 实例，表示事件触发时 DocumentPictureInPicture 窗口中的浏览上下文。

值

一个 Window 对象实例。

示例

js
documentPictureInPicture.addEventListener("enter", (event) => {
  const pipWindow = event.window;
  console.log("视频播放器已进入画中画窗口");

  const pipMuteButton = pipWindow.document.createElement("button");
  pipMuteButton.textContent = "静音";
  pipMuteButton.addEventListener("click", () => {
    const pipVideo = pipWindow.document.querySelector("#video");
    if (!pipVideo.muted) {
      pipVideo.muted = true;
      pipMuteButton.textContent = "取消静音";
    } else {
      pipVideo.muted = false;
      pipMuteButton.textContent = "静音";
    }
  });

  pipWindow.document.body.append(pipMuteButton);
});

规范

Specification
Document Picture-in-Picture
# dom-documentpictureinpictureevent-window

浏览器兼容性

BCD tables only load in the browser

参见