结合 ElementUI 组件库
https://element.eleme.cn/#/zh-CN/component/installation
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创建工程
vue init webpack hello-vue
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安装依赖(vue-router、element-ui、sass-loader、node-sass)
npm install [email protected] --save-dev
npm i element-ui -s
npm install
cnpm install sass-loader node-sass --save-dev
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启动测试
npm run dev
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npm 命令解释
npm install moduleName
安装模块到项目目录下
npm install -g moduleName
-g的意思是将模块安装到全局,具体安装到磁盘哪个位置,要看npm config prefix. 的位置
npm install --save moduleName --save
将模块安装到项目目录下,并在package文件的dependencies节点写入依赖,-S为该命令的缩写
npm install --save-dev moduleName
–save-dev 的意思是将模块安装到项目目录下,并在package文件的devDependencies节点写入依赖,-D为该命令的缩写
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删除多余,新建 components (功能性组件) views (视图组件)
Login.vue
<template> <div> <el-form ref="loginForm" :model="form" :rules="rules" label-width="80px" class="login-box"> <h3 class="login-title">欢迎登录</h3> <el-form-item label="账号" prop="username"> <el-input type="text" placeholder="请输入账号" v-model="form.username"/> </el-form-item> <el-form-item label="密码" prop="password"> <el-input type="password" placeholder="请输入密码" v-model="form.password"/> </el-form-item> <el-form-item> <el-button type="primary" v-on:click="onSubmit('loginForm')">登录</el-button> </el-form-item> </el-form> <el-dialog title="温馨提示" :visible.sync="dialogVisiable" width="30%" :before-close="handleClose"> <span>请输入账号和密码</span> <span slot="footer" class="dialog-footer"> <el-button type="primary" @click="dialogVisible = false">确定</el-button> </span> </el-dialog> </div> </template> <script> export default { name: "Login", data(){ return{ form:{ username:'', password:'' }, //表单验证,需要在 el-form-item 元素中增加prop属性 rules:{ username:[ {required:true,message:"账号不可为空",trigger:"blur"} ], password:[ {required:true,message:"密码不可为空",trigger:"blur"} ] }, //对话框显示和隐藏 dialogVisible:false } }, methods:{ onSubmit(formName){ //为表单绑定验证功能 this.$refs[formName].validate((valid)=>{ if(valid){ //使用vue-router路由到指定界面,该方式称为编程式导航 this.$router.push('/main'); }else{ this.dialogVisible=true; return false; } }); } } } </script> <style scoped> .login-box{ border:1px solid #DCDFE6; width: 350px; margin:180px auto; padding: 35px 35px 15px 35px; border-radius: 5px; -webkit-border-radius: 5px; -moz-border-radius: 5px; box-shadow: 0 0 25px #909399; } .login-title{ text-align:center; margin: 0 auto 40px auto; color: #303133; } </style>
Main.vue
<template> <div>首页</div> </template> <script> export default { name: "Main" } </script> <style scoped> </style>
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新建 router 存放路由
index.js
import Vue from 'vue'; import VueRouter from 'vue-router'; import Main from '../views/Main'; import Login from '../views/Login'; Vue.use(VueRouter); export default new VueRouter({ routes:[ { path: '/main', component: Main }, { path: '/login', component: Login } ] });
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配置路由 main.js
import Vue from 'vue' import App from './App' import router from "./router" import ElementUI from 'element-ui' import 'element-ui/lib/theme-chalk/index.css' Vue.config.productionTip = false Vue.use(router) Vue.use(ElementUI) new Vue({ el: '#app', router, render: h=>h(App) })
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App.vue
<template> <div id="app"> <router-view></router-view> </div> </template> <script> export default { name: 'App' } </script> <style> #app { font-family: 'Avenir', Helvetica, Arial, sans-serif; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-align: center; color: #2c3e50; margin-top: 60px; } </style>
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npm run dev