wxappb2b/GuangZuan/miniprogram/app.ts

import './utils/system/index'
import './services/index' // 初始化服务

App({
  globalData: {
    /// iPhone底部安全区域
    safeBottom: 0.0,
    /// 窗口高度
    windowHeight: 0,
    /// 导航栏高度
    navHeight: 0,
    /// 状态栏高度
    statusBarHeight: 0
  },

  onLaunch() {
    /// 获取iPhone底部安全区域
    wx.getSystemInfo({
      success: res => {
        
        console.log(res)

        this.globalData.safeBottom = res.screenHeight-res.safeArea.bottom
        this.globalData.windowHeight = res.windowHeight
        this.globalData.navHeight = res.screenHeight - res.windowHeight - res.statusBarHeight
        this.globalData.statusBarHeight = res.statusBarHeight
      },
      fail: () => {}
    })
  },
})