鸿蒙入门指南，小白速来！从萌新到高手，怎样快速掌握鸿蒙开发？【课程入口】
目录：
1.鸿蒙视图效果
2.js业务数据和事件
3.页面视图代码
4.跳转页面后的视图层
5.js业务逻辑部分
6.《鸿蒙js开发》系列文章合集
任正非：现在华为必须全面靠自己打造产品，要敢于将鸿蒙推入竞争，星光不问赶路人,时光不负有心人
1.鸿蒙视图效果
点击menu菜单一项，跳转页面，底部菜单栏和轮播布局和轮播图
2.js业务数据和事件
`import prompt from '@system.prompt';
import router from '@system.router';
export default {
data: {
title: 'World',
fundatas:[{"fathermenu":"员工管理","childmenu":[{"icon":"/common/emp.png","text":"查询员工"},{"icon":"/common/emp.png","text":"添加员工"},{"icon":"/common/emp.png","text":"删除员工"},{"icon":"/common/emp.png","text":"更新员工"}]},
{"fathermenu":"客户服务","childmenu":[{"icon":"/common/customer.png","text":"一卡通兑"},{"icon":"/common/customer.png","text":"银联服务"},{"icon":"/common/customer.png","text":"票据业务"}]},
{"fathermenu":"内部管理","childmenu":[{"icon":"","text":""},{"icon":"","text":""},{"icon":"","text":""}]},
{"fathermenu":"合同管理","childmenu":[{"icon":"","text":""},{"icon":"","text":""},{"icon":"","text":""}]},
{"fathermenu":"资产管理","childmenu":[{"icon":"","text":""},{"icon":"","text":""},{"icon":"","text":""}]},
{"fathermenu":"绩效管理","childmenu":[{"icon":"","text":""},{"icon":"","text":""},{"icon":"","text":""}]},
]
},
clickitem(itemvalue)
{
if(itemvalue=="查询员工")
{
this.$element("menu").show({
x: 360,
y: 120
});
//this.$element("menu").show();
}
prompt.showToast({
message:"点击了菜单"+itemvalue
})
},
menuSelected(e) {
prompt.showToast({
message:"你选择查询的值是:"+e.value
})
router.push({
uri:"pages/index/index"
})
}
}
`3.页面视图代码
`<div class="container">
<list class="listview">
<block for="{{fundatas}}">
<list-item-group class="groupview">
<list-item class="listitem">
<text class="tv1">{{$item.fathermenu}}</text>
</list-item>
<block for="{{ (index,value) in $item.childmenu}}">
<list-item class="listitemone" onclick="clickitem({{value.text}})">
<image class="cimg" src="{{value.icon}}"></image>
<text class="tv2">{{value.text}}</text>
</list-item>
</block>
</list-item-group>
</block>
</list>
<menu id="menu" title="员工性别" onselected="menuSelected">
<option value="男性员工">
男性员工
</option>
<option value="女性员工">
女性员工
</option>
</menu>
</div>
`3.样式代码
`.container {
width: 100%;
height: 1200px;
}
.listview{
width: 100%;
height: 100%;
}
.groupview{
width: 100%;
height: 46%;
border-bottom: 5px solid #DCDCDC;
}
.listitem{
width: 100%;
height: 20%;
display: flex;
justify-content: space-around;
}
.listitemone {
width: 50%;
height: 6%;
border-bottom: 1px solid #DCDCDC;
display: flex;
justify-content: space-around;
}
.cimg{
width: 40px;
height: 40px;
}
.tv1{
font-size: 35px;
font-weight: bold;
font-family: sans-serif;
letter-spacing: 10px;
}
.tv2{
font-size: 34px;
font-weight: bold;
font-family: sans-serif;
}
`4.跳转页面后的视图层
`<div class="pageview">
<swiper class="swiperview" id="swiper" index="0" >
<div class ="sw1">
<swiper class="swiper1" id="swiper1" autoplay="true" index="0" indicator="true" loop="true" digital="false">
<div class = "swiperContent1" >
<text class = "text" value="轮播图1"></text>
</div>
<div class = "swiperContent1">
<text class = "text" value="轮播图2"></text>
</div>
<div class = "swiperContent1">
<text class = "text" value="轮播图3"></text>
</div>
</swiper>
<swiper class="swiper2" loop="true" vertical="true" indicator="false" autoplay="true">
<div class="lineview">
<text>1.鸿蒙</text>
</div>
<div class="lineview">
<text>2.苹果</text>
</div>
<div class="lineview">
<text>3.安卓</text>
</div>
</swiper>
</div>
<div class ="sw2">
<list class="todo-wraper">
<list-item for="{{todolist}}" class="todo-item">
<text class="todo-title">{{$item.title}}</text>
<text class="todo-title">{{$item.date}}</text>
</list-item>
</list>
</div>
<div class ="sw3">
<tabs class = "tabs" index="0" vertical="false" onchange="change">
<tab-bar class="tab-bar" mode="fixed">
<text class="tab-text">推荐</text>
<text class="tab-text">视频</text>
<text class="tab-text">本地</text>
<text class="tab-text">内容</text>
</tab-bar>
<tab-content class="tabcontent" scrollable="true">
<div class="item-content" >
<div class="currentview">
<div class="leftview"><text class="infot1">{{weatherInfo.city}}</text></div>
<div class="rightview1">
<div class="cell"><text>{{winfo.info}}</text></div>
<div class="cell"><text>{{winfo.direct}}</text></div>
<div class="cell"><text>{{winfo.power}}</text></div>
</div>
</div>
<div class="nextview">
</div>
</div>
<div class="item-content" >
<text class="item-title">第二个</text>
</div>
<div class="item-content" >
<text class="item-title">第三个</text>
</div>
<div class="item-content" >
<text class="item-title">第四个</text>
</div>
</tab-content>
</tabs>
</div>
<div class ="sw4">
<text>第四幅</text>
</div>
</swiper>
<div class="bottommenu">
<div for="{{menus}}" class="menubox" onclick="changemenu({{$idx}})">
<image src="{{currentdata==$idx?$item.path:$item.path1}}" class="cimg"></image>
<text class="menutitle">{{$item.menu}}</text>
</div>
</div>
</div>
`5.js业务逻辑部分
`import fetch from '@system.fetch';
export default {
data: {
weatherInfo:{},
winfo:{},
nextInfo:[],
currentdata:0,
title: "",
menus:[{menu:"首页","path":"./common/ones.png","path1":"./common/oneu.png"},
{menu:"分类","path":"./common/cs.png","path1":"./common/cu.png"},
{menu:"内容","path":"./common/cons.png","path1":"./common/conu.png"},
{menu:"我的","path":"./common/mys.png","path1":"./common/myu.png"}],
todolist: [{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},
{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},
{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},
{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},
{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
},{
title: '刷leetcode',
date: '2020-06-25 10:00:00',
}, {
title: '看电影',
date: '2020-06-27 20:00:00',
}
]
},
onInit() {
// this.title = this.$t('strings.world');
let that =this;
fetch.fetch({
url:"[http://apis.juhe.cn/simpleWeather/query?city=南京&key=3dc98f3428c44424088015738a070554](http://apis.juhe.cn/simpleWeather/query?city=南京&key=3dc98f3428c44424088015738a070554)",
responseType:"json",
success:function(resp)
{
let currentValue=JSON.parse(resp.data);
that.weatherInfo=currentValue.result;
that.winfo=currentValue.result.realtime;
// that.nextInfo=currentValue.future;
}
})
},
changemenu(index)
{
this.currentdata=index;
this.$element('swiper').swipeTo({index: index});
}
}
`5.样式代码
`.pageview{
width: 100%;
height: 1600px;
background-color: azure;
}
.bottommenu{
width: 100%;
height: 140px;
background-color: snow;
border-top: 10px solid black;
z-index:999;
position: fixed;
left: 0px;
bottom: 0px;
display: flex;
justify-content: center;
align-items: center;
}
.menubox{
width: 22%;
height: 90%;
/**border:9px solid #ccff6a;**/
margin-left: 20px;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
}
.menutitle{
color: black;
font-weight: bold;
letter-spacing: 4px;
}
.cimg{
width: 40px;
height: 40px;
}
.swiperview{
width: 100%;
height: 100%;
}
.sw1{
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
}
.sw2{
width: 100%;
height: 100%;
background-color: cornflowerblue;
}
.sw3{
width: 100%;
height: 100%;
background-color: #ccff6a;
}
.sw4{
width: 100%;
height: 100%;
background-color: #009865;
}
.swiper1 {
width: 100%;
height: 330px;
border: 1px solid #000000;
indicator-color: #cf2411;
indicator-size: 14px;
indicator-bottom: 20px;
indicator-right: 30px;
margin-top: 100px;
}
.swiperContent1 {
width: 800px;
height: 100%;
justify-content: center;
}
.button {
width: 70%;
margin: 10px;
}
.text {
font-size: 40px;
}
.swiper2{
width: 100%;
height: 100px;
background-color: powderblue;
}
.lineview{
width: 100%;
height: 100%;
}
.todo-wraper {
width: 100%;
height: 100%;
}
.todo-item {
width: 100%;
height: 80px;
flex-direction: row;
display: flex;
}
.todo-title {
width: 454px;
height: 40px;
text-align: center;
}
.tabs {
width: 100%;
}
.tab-bar {
margin: 10px;
height: 60px;
border-color: #007dff;
border-width: 1px;
}
.tab-text {
width: 300px;
text-align: center;
}
.tabcontent {
width: 100%;
height: 80%;
justify-content: center;
}
.item-content {
height: 100%;
justify-content: center;
display: flex;
flex-direction: column;
}
.item-title {
font-size: 60px;
}
.currentview{
width: 100%;
height: 30%;
border-bottom: 4px solid peru;
display: flex;
}
.nextview{
width: 100%;
height: 70%;
}
.leftview{
width: 30%;
height: 100%;
border-right: 2px solid paleturquoise;
border-bottom: 2px solid paleturquoise;
display: flex;
justify-content: center;
align-items: center;
}
.rightview1{
width: 70%;
height: 100%;
display: flex;
flex-direction: column;
}
.infot1{
font-family: 楷体;
font-size: 80px;
color: snow;
font-weight: bold;
letter-spacing: 5px;
}
.cell{
width: 100%;
height: 30%;
border:1px solid red;
}
`作者：六合李欣
想了解更多内容，请访问： 51CTO和华为官方战略合作共建的鸿蒙技术社区https://harmonyos.51cto.com
