开发工具版本：1.05.2102010，这样的tabBar自定义在开发工具会显示不出来。

custom-tab-bar/index.js 里的list定义

{

iconPath: "网络图片",

pagePath: "/pages/home/home",

selectedIconPath: "网络图片",

    text: "首页"

},

{

iconPath: "/images/shopcar_3x.png",

pagePath: "/pages/shopcar/shopcar",

selectedIconPath: "/images/shopcar_on_3x.png",

text: "购物车"

},

{

iconPath: "网络图片"

pagePath: "/pages/xxx"

selectedIconPath: "网络图片"

text: "我的"

}