BackgroundAudioManager.onWaiting

解释：音频加载中事件，当音频因为数据不足，需要停下来加载时会触发 。

方法参数

Function callback

示例 

在开发者工具中打开

图片示例

代码示例

• 在 js 文件中

Page({
    data: {},
    onLoad() {
        let that = this;
        const backgroundAudioManager = swan.getBackgroundAudioManager();
        backgroundAudioManager.title = '演员';
        backgroundAudioManager.epname = '演员';
        backgroundAudioManager.singer = '薛之谦';
        backgroundAudioManager.coverImgUrl = 'https://c.hiphotos.baidu.com/super/pic/item/8b13632762d0f703e34c0f6304fa513d2797c597.jpg';
        // 歌词地址，基础库 3.170.2 开始支持
        backgroundAudioManager.lrcURL = 'xxxxx'; // 仅为示例，非真实接口地址
        backgroundAudioManager.onWaiting(function(res) {
            console.log('backgroundAudioManager.onWaiting', res)
            swan.showModal({
                title: 'onWaiting success',
                content: JSON.stringify(res)
            })
        });
        this.backgroundAudioManager = backgroundAudioManager;
        this.backgroundAudioManager.src = 'https://vd3.bdstatic.com/mda-ic7mxzt5cvz6f4y5/mda-ic7mxzt5cvz6f4y5.mp3';
        this.backgroundAudioManager.play();
    }
});