vue + element UI【实战】音乐播放器/语音条（内含音频的加载、控制，事件监听，信息获取，手机网页阴影的去除等技巧）

<template>
  <!-- 音乐播放器 -->
  <div class="container">
    <h2>{{ musicName }}</h2>
    <audio
      ref="Ref_audioPlayer"
      controls
      :src="audioPathDic[musicName]"
      @ended="overAudio"
      @pause="onPause"
      @play="onPlay"
      @loadeddata="loadeddata"
      @timeupdate="timeupdate"
    ></audio>
    <div>
      <el-tag>{{ msg }}</el-tag>
    </div>

    <div class="listBox">
      <h3 class="subTitle">原创面板</h3>

      <div class="myPlayer">
        <el-slider
          @mousedown="isDraging = 'true'"
          @mouseup="isDraging = 'false'"
          @change="currentRateChange"
          v-model="currentRate"
          :marks="marks"
          :show-tooltip="false"
        >
        </el-slider>
        <div class="controlBox">
          <i @click="move(-5)" class="el-icon-d-arrow-left"></i>
          <i
            type="primary"
            v-if="playstatus"
            @click="pause"
            class="el-icon-video-pause"
          ></i>
          <i type="primary" v-else @click="play" class="el-icon-video-play"></i>
          <i @click="replay" class="el-icon-refresh-left"></i>
          <i @click="move(5)" class="el-icon-d-arrow-right"></i>
        </div>
      </div>
      <h3 class="subTitle">播放列表</h3>
      <ul>
        <li
          @click="changeMusice(key)"
          class="musicItem"
          v-for="(value, key) in audioPathDic"
          :key="key"
        >
          {{ key }}
        </li>
      </ul>
      <h3 class="subTitle">获取信息</h3>
      <div class="btnBox">
        <el-button @click="getLength" type="primary" size="small"
          >获取时长</el-button
        >
        <el-button @click="getCurrentTime" type="primary" size="small"
          >获取播放进度</el-button
        >
        <el-button @click="getPlayStatus" type="primary" size="small"
          >获取播放状态</el-button
        >
      </div>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      playstatus: false,
      isDraging: false,
      marks: {
        0: "0",
        100: "100",
      },
      currentRate: 0,
      msg: "待播放",
      // 歌曲名称
      musicName: "祝福你",
      audioPathDic: {
        不再犹豫: require("@/pages/music/cantopop/audios/《不再犹豫》Beyond_粤语.mp3"),
        祝福你: require("@/pages/music/cantopop/audios/《祝福你》群星_粤语.mp3"),
      },
    };
  },
  methods: {
    // 监听audio标签的音频加载完成事件
    loadeddata() {
      // 需等音频加载完成，才能获取到音频的时长
      this.marks["100"] = this.s_to_MS(this.$refs.Ref_audioPlayer.duration);
    },

    // 监听audio标签的播放事件
    onPlay() {
      this.msg = "播放中";
      this.playstatus = true;
    },
    // 监听audio标签的暂停事件
    onPause() {
      this.msg = "已暂停";
      this.playstatus = false;
    },
    // 监听audio标签的停止播放事件
    overAudio() {
      this.msg = "播放结束";
      this.playstatus = false;
    },
    // 监听audio标签的播放进度改变事件
    timeupdate(e) {
      // 使用this.isDraging来控制，当拖拽进度条的过程中，停止对进度的更新——用于解决bug:拖动进度条自动回弹
      if (!this.isDraging) {
        this.currentRate = Math.floor(
          (e.target.currentTime / this.$refs.Ref_audioPlayer.duration) * 100
        );

        this.marks["0"] = this.s_to_MS(e.target.currentTime);
      }
    },

    // 秒数转换分+秒
    s_to_MS(s) {
      let m;
      m = Math.floor(s / 60);
      s = Math.floor(s % 60);
      m += "";
      s += "";
      s = s.length == 1 ? "0" + s : s;
      if (isNaN(m)) {
        return "&infin;";
      }
      return m + ":" + s;
    },

    // 切换音乐
    changeMusice(newMusicName) {
      this.musicName = newMusicName;
      this.$nextTick(() => {
        this.$refs.Ref_audioPlayer.play();
      });
    },

    // 原创面板——播放
    play() {
      this.$refs.Ref_audioPlayer.play();
    },

    // 原创面板——暂停
    pause() {
      this.$refs.Ref_audioPlayer.pause();
    },

    // 原创面板——重新播放
    replay() {
      this.$refs.Ref_audioPlayer.currentTime = 0;
      this.$refs.Ref_audioPlayer.play();
    },

    // 原创面板——前进、后退——改变当前播放位置
    move(val) {
      this.$refs.Ref_audioPlayer.currentTime += val;
      this.$refs.Ref_audioPlayer.play();
    },

    // 原创面板——点击/拖拽原创面板进度条
    currentRateChange(newVal) {
      this.$refs.Ref_audioPlayer.currentTime = Math.round(
        (newVal / 100) * this.$refs.Ref_audioPlayer.duration
      );
      this.$refs.Ref_audioPlayer.play();
    },

    // 获取播放状态
    getPlayStatus() {
      this.$notify.info({
        title: "当前播放状态",
        message: this.$refs.Ref_audioPlayer.paused ? "已暂停" : "播放中",
      });
    },

    // 获取播放进度
    getCurrentTime() {
      // 已播放时长（单位秒s）
      let totalSeconds = this.$refs.Ref_audioPlayer.currentTime;
      // 分钟数
      let minites = Math.floor(totalSeconds / 60);
      // 秒数
      let seconds = Math.floor(totalSeconds % 60);

      this.$notify.info({
        title: "当前进度",
        message: `${minites}分${seconds}秒`,
      });
    },

    // 获取音频时长
    getLength() {
      // 时长（单位秒s）
      let totalSeconds = this.$refs.Ref_audioPlayer.duration;
      // 分钟数
      let minites = Math.floor(totalSeconds / 60);
      // 秒数
      let seconds = Math.floor(totalSeconds % 60);

      this.$notify.info({
        title: "时长",
        message: `${minites}分${seconds}秒`,
      });
    },
  },
};
</script>

<style scoped>
.btnBox {
  display: flex;
  justify-content: space-evenly;
  flex-wrap: wrap;
  align-content: space-around;
}
.container {
  text-align: center;
  max-width: 500px;
  margin: auto;
}
.listBox {
  text-align: left;
}
.subTitle {
  margin-left: 40px;
}
.musicItem {
  line-height: 40px;
  cursor: pointer;
}

.myPlayer {
  border: 4px solid #409eff;
  border-radius: 10px;
  padding: 10px 20px;
  margin: 10px;
}
.controlBox {
  display: flex;
  justify-content: space-evenly;
  font-size: 30px;
  color: #409eff;
}

/* 去除手机网页点击事件的阴影 */
* {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-tap-highlight-color: transparent;
}
</style>

this.$refs.Ref_audioPlayer.paused

this.$refs.Ref_audioPlayer.duration

this.$refs.Ref_audioPlayer.currentTime

this.$refs.Ref_audioPlayer.play();

this.$refs.Ref_audioPlayer.pause();

    // 原创面板——前进、后退——改变当前播放位置
    move(val) {
      this.$refs.Ref_audioPlayer.currentTime += val;
      this.$refs.Ref_audioPlayer.play();
    },

this.$refs.Ref_audioPlayer.currentTime = 0;
 this.$refs.Ref_audioPlayer.play();