lachang-wxapp/components/navigationBar/navigationBar.js

const app = getApp()
Component({
  properties: {
    title: {
      type: String,
      value: "公明腊肠"
    },
    backgroundColor: {
      type: String,
      value: "#FFFFFF"
    },
    textColor: {
      type: String,
      value: "#000"
    },
    isShowHome: {
      type: Boolean,
      value: false
    },
    isHideBack: {
      type: Boolean,
      value: false
    },
    commonHeadHeight: {
      type: Object,
      value: {}
    }
  },
  data: {
    share:false,
    statusBarHeight:0
  }, 
  ready: function() {
    this.setData({
      share: app.globalData.share,
      statusBarHeight: app.globalData.statusBarHeight
    })
  },
  methods: {
    commonHead_left_back: function() {
      wx.navigateBack();
    },
    commonHead_left_home: function() {
      wx.switchTab({
        url: '/pages/index/index'
      })
    }
  }
 
})