设置标题栏
设置导航栏
属性介绍
代码分析：
"tabBar": {
"color": "#9B9DB1",
"selectedColor": "#3cc51f",
"borderStyle": "black",
"backgroundColor": "#ffffff",
"list": [{
"pagePath": "pages/message/message",
"text": "消息"
}, {
"pagePath": "pages/contact/contact",
"text": "联系人"
},
{
"pagePath": "pages/dynamic/dynamic",
"text": "动态"
}]
}
以上都写在app.json中