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Vue 2.0 + Vue Router + Vuex

2016-12-09 16:38 621 查看
用 Vue.js 2.x 与相配套的 Vue Router、Vuex 搭建了一个最基本的后台管理系统的骨架。

当然先要安装 node.js(包括了 npm)、vue-cli

项目结构如图所示:



assets 中是静态资源,components 中是组件(以 .vue 为后缀名的文件),store 中是使用了 vuex 的 js 文件。

package.json:

{
"name": "element-starter",
"description": "A Vue.js project",
"author": "caihg",
"private": false,
"scripts": {
"dev": "cross-env NODE_ENV=development webpack-dev-server --inline --hot --open",
"build": "cross-env NODE_ENV=production webpack --progress --hide-modules"
},
"dependencies": {
"element-ui": "^1.0.0",
"vue": "^2.1.0",
"vue-router": "^2.1.1",
"vue-server-renderer": "^2.1.3",
"vuex": "^2.0.0",
"vuex-router-sync": "^3.0.0"
},
"devDependencies": {
"babel-core": "^6.0.0",
"babel-loader": "^6.0.0",
"babel-preset-es2015": "^6.13.2",
"cross-env": "^1.0.6",
"css-loader": "^0.23.1",
"file-loader": "^0.8.5",
"style-loader": "^0.13.1",
"vue-loader": "^10.0.0",
"vue-template-compiler": "^2.1.0",
"webpack": "^2.1.0-beta.25",
"webpack-dev-server": "^2.1.0-beta.0",
"webpack-dev-middleware": "^1.6.1"
}
}


webpack.config.js:

var path = require('path')
var webpack = require('webpack')

module.exports = {
entry: './src/main.js',
output: {
path: path.resolve(__dirname, './dist'),
publicPath: '/dist/',
filename: 'build.js'
},
module: {
loaders: [
{
test: /\.vue$/,
loader: 'vue-loader'
},
{
test: /\.js$/,
loader: 'babel-loader',
exclude: /node_modules/
},
{
test: /\.css$/,
loader: 'style-loader!css-loader'
},
{
test: /\.(eot|svg|ttf|woff|woff2)(\?\S*)?$/,
loader: 'file-loader'
},
{
test: /\.(png|jpe?g|gif|svg)(\?\S*)?$/,
loader: 'file-loader',
query: {
name: '[name].[ext]?[hash]'
}
}
]
},
devServer: {
historyApiFallback: true,
noInfo: true
},
devtool: '#eval-source-map'
}

if (process.env.NODE_ENV === 'production') {
module.exports.devtool = '#source-map'
module.exports.plugins = (module.exports.plugins || []).concat([
new webpack.DefinePlugin({
'process.env': {
NODE_ENV: '"production"'
}
}),
new webpack.optimize.UglifyJsPlugin({
compress: {
warnings: false
}
})
])
}


项目的入口 js 文件 main.js:

import Vue from 'vue'
import VueRouter from 'vue-router'
import ElementUI from 'element-ui'
import 'element-ui/lib/theme-default/index.css'

Vue.use(VueRouter)
Vue.use(ElementUI)

import routes from './routes'
const router = new VueRouter({
mode: 'history',
base: __dirname,
routes: routes
})

import Main from './components/main.vue'
new Vue({
el: '#app',
router,
render: h => h(Main)
})


该文件引用了路由配置文件 routes.js 和主入口的组件 main.vue,其中 main.vue 在 components 目录



routes.js 内容如下:

import Login from './components/login/login.vue'
import Container from './components/container/container.vue'
import UserHome from './components/container/userHome.vue'
import Platform from './components/asideContainer/platform.vue'
import UserList from './components/platform/userList.vue'
import UserCreate from './components/platform/userCreate.vue'
import Product from './components/asideContainer/product.vue'
import ProductList from './components/product/list.vue'
import ProductBrand from './components/product/brand.vue'
import NotFound from './components/error/notFound.vue'

export default [
{
path: '/login',
component: Login
},
{
path: '/',
redirect: '/login'
},
{
path: '/page',
component: Container,
children: [
{
path: 'userHome',
component: UserHome
},
{
path: 'platform',
redirect: 'platform/userList', // 默认指向用户列表(UserList)
component: Platform,
children: [
{
path: 'userList',
component: UserList
},
{
path: 'userCreate',
component: UserCreate
}
]
},
{
path: 'product',
redirect: 'product/list', // 默认指向商品列表(ProductList)
component: Product,
children: [
{
path: 'list',
component: ProductList
},
{
path: 'brand',
component: ProductBrand
}
]
}
]
},
{ // 404页面:必须位于最后,否则其它的路由地址都会使用 NotFound 组件
path: '*',
component: NotFound
}
]


main.vue 的内容如下:

<template>
<router-view></router-view>
</template>


store.js 在 store 目录,内容如下:

import Vue from 'vue'
import Vuex from 'vuex'

Vue.use(Vuex)

export default new Vuex.Store({
state: {
username: ''
}
})


后台都是登录成功后跳转到主页面



界面的 UI 用的是开源的 element-ui

login.vue 位于 login 目录,内容如下:

<template>
<div class="box">
<el-form :model="loginForm" :rules="loginRules" ref="loginForm" label-width="100px" class="form-box">
<el-form-item label="用户名" prop="username">
<el-input v-model="loginForm.username" placeholder="请输入用户名" auto-complete="off"></el-input>
</el-form-item>
<el-form-item label="密码" prop="password">
<el-input type="password" v-model="loginForm.password" auto-complete="off"></el-input>
</el-form-item>
<el-form-item>
<el-button type="primary" @click="onLogin">登录</el-button>
<el-button @click="handleReset">重置</el-button>
</el-form-item>
</el-form>
</div>
</template>

<script>
import store from '../../store/store'
export default {
data() {
var validateUsername = (rule, value, callback) => {
if (value === '') {
callback(new Error('请输入用户名'));
} else {
callback();
}
};
var validatePassword = (rule, value, callback) => {
if (value === '') {
callback(new Error('请输入密码'));
} else {
callback();
}
};

return {
loginForm: {
username: '',
password: ''
},
loginRules: {
username: [
{ validator: validateUsername, trigger: 'blur' }
],
password: [
{ validator: validatePassword, trigger: 'blur' }
]
}
};
},
methods: {
onLogin(event) {
this.$refs.loginForm.validate((valid) => {
if (valid) {
store.state.username = this.loginForm.username;
this.$router.push('page/userHome');
} else {
console.log('error submit!!');
return false;
}
});
},
handleReset() {
this.$refs.loginForm.resetFields();
}
}
}
</script>

<style>
.form-box {
width: 500px;
margin-top: 100px;
margin-right: auto;
margin-left: auto;
}
</style>


在登录事件中,将用户名传递给 store 中的 state.username,以便在其它组件中获取:

store.state.username = this.loginForm.username

登录后的界面,默认跳转到主页:



通过 vuex 获取到了登录的用户名称(caihg);当然,如果刷新当前页面,用户名称就没了。

头部在 container 目录,其中有三个组件



container.vue 的内容如下:

<template>
<div class="container">
<header-nav></header-nav>
<router-view></router-view>
</div>
</template>

<script>
import headerNav from './headerNav.vue'
export default {
components: {
headerNav
}
}
</script>

<style>
header > h1 {
display: inline-block;
}
header > a {
margin: 0 10px;
color: #000;
text-decoration: none;
}
</style>


headerNav.vue 中就是头部导航的各种链接:

<template>
<header>
<h1>管理平台</h1>
<router-link to="/page/userHome">主页</router-link>
<router-link to="/page/platform">平台管理</router-link>
<router-link to="/page/product">商品管理</router-link>
<strong>欢迎你,{{ getUsername }}</strong>
</header>
</template>

<script>
import store from '../../store/store'
export default {
computed: {
getUsername () {
return store.state.username
}
}
}
</script>

<style>
header > .router-link-active {
color: red;
}
header > strong {
padding-left: 50px;
}
</style>


点击头部的导航,下面的内容相应地切换





其中左侧部分也是导航,点击也要跟随切换





左侧的导航放在 asideContainer 目录



platform.vue 与 product.vue 内容相似;只是前者包括了样式,后者没有(相同的样式写一份就够了,如果多写了,也会重复渲染)

<template>
<!-- 平台管理 -->
<div>
<ul class="aside-nav">
<li><router-link to="/page/platform/userList">用户列表</router-link></li>
<li><router-link to="/page/platform/userCreate">用户创建</router-link></li>
</ul>
<router-view class="aside-container"></router-view>
</div>
</template>

<style>
.aside-nav {
float: left;
width: 100px;
margin: 0 50px 0 0;
padding-left: 0;
}
.aside-nav a {
display: block;
padding: 4px 0 5px;
color: #555;
text-align: center;
text-decoration: none;
}
.aside-nav .router-link-active {
color: #fff;
background-color: orange;
}
.aside-container {
float: left;
}
</style>


<template>
<!-- 商品管理 -->
<div>
<ul class="aside-nav">
<li><router-link to="/page/product/list">商品列表</router-link></li>
<li><router-link to="/page/product/brand">商品品牌</router-link></li>
</ul>
<router-view class="aside-container"></router-view>
</div>
</template>


左侧导航对应的内容分别在不同的目录(根据功能划分)



userList.vue 中的内容如下:

<template>
<div>
用户列表的内容
</div>
</template>


至此完成,后台管理系统的大致骨架就是这样了。

项目代码在 github 上
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