ColorUI/demo/pages/component/nav/nav.js

const app = getApp();
Page({
  data: {
    StatusBar: app.globalData.StatusBar,
    CustomBar: app.globalData.CustomBar,
    TabCur: 0,
    scrollLeft:0
  },
  tabSelect(e) {
    console.log(e);
    this.setData({
      TabCur: e.currentTarget.dataset.id,
      scrollLeft: (e.currentTarget.dataset.id-1)*60
    })
  }
})