496_dongfengqichen_wxsmall/496_dongfengqichen/pages/component/tabBar/index.js

// pages/component/tabBar/index.js
const app = getApp();
Component({
  /**
   * 组件的属性列表
   */
  properties: {

  },

  /**
   * 组件的初始数据
   */
  data: {
    imgUrl: app.globalData.urlStatic,//图片路径
    nowPage: app.globalData.nowPage,//当前tabBar
    btnSwitch:true,//按钮开关
  },
  ready:function(e){
    this.setData({
      btnSwitch:true,
      nowPage: app.globalData.nowPage
    })
  },
  /**
   * 组件的方法列表
   */
  methods: {
    cutPage: function(e) {//打开遮罩
      let page = e.currentTarget.dataset.page;
      if (page == this.data.nowPage){
        return;
      }
      this.data.btnSwitch = false;
      app.globalData.nowPage = page;
      if (page == '1') {
        wx.reLaunch({
          url: '/pages/index/index'
        })
      } else if (page == '2'){
        wx.reLaunch({
          url: '/pages/star/star'
        })
      } else if (page == '3'){
        // wx.showToast({
        //   title: '暂未开启',
        //   icon:'none'
        // })
        wx.reLaunch({
          url: '/pages/guess/guess'
        })
      } else if (page == '4'){
        wx.reLaunch({
          url: '/pages/myCenter/myCenter'
        })
      }
    }
  }
})