物联网云平台设计与开发: 实验1 前端环境搭建与开发

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import Vue from 'vue'
import App from './App'
import router from './router'
import ElementUI from 'element-ui'   #在Element UI 官网引入元素 在这里我们只需引用部分组件
import 'element-ui/lib/theme-chalk/index.css'  #同上


Vue.config.productionTip = false

Vue.use(ElementUI)   #同上
/* eslint-disable no-new */
new Vue({
  el: '#app',
  router,
  components: { App },
  template: '<App/>'
})

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<template>
     <div class="login-container">
        <el-form :model="ruleForm2" :rules="rules2"
         status-icon
         ref="ruleForm2"   #在methods里面能够进行指定的认证
         label-position="left"   #标签位置
         label-width="0px" 
         class="demo-ruleForm login-page">
            <h3 class="title">系统登录</h3>
            <el-form-item prop="username">
                <el-input type="text" 
                    v-model="ruleForm2.username" 
                    auto-complete="off" 
                    placeholder="用户名"
                ></el-input>
            </el-form-item>
                <el-form-item prop="password">  #接下来进行密码设置
                    <el-input type="password" 
                        v-model="ruleForm2.password" 
                        auto-complete="off" 
                        placeholder="密码"
                    ></el-input>
                </el-form-item>
            <el-checkbox 
                v-model="checked"
                class="rememberme"
            >记住密码</el-checkbox>
            <el-form-item style="width:100%;">
                <el-button type="primary" style="width:100%;" @click="handleSubmit" :loading="logining">登录</el-button>
            </el-form-item>
        </el-form>
    </div>
</template>
 
<script>
export default {
     data(){
        return {
            logining: false,
            ruleForm2: {
                username: 'admin',    #用户名设置
                password: '123456',   #密码设置
            },
            rules2: {
                username: [{required: true, message: '请输入账号', trigger: 'blur'}],  #若第一框没有输入则出现“请输入账号”
                password: [{required: true, message: '请输入密码', trigger: 'blur'}]#若第二框没有输入则出现“请输入密码”

            },
            checked: false
        }
    },
    methods: {
        handleSubmit(event){
            this.$refs.ruleForm2.validate((valid) => {
                if(valid){
                    this.logining = true;
                    if(this.ruleForm2.username === 'admin' &&    #验证账号是否错误
                       this.ruleForm2.password === '123456'){     #验证密码是否错误
                           this.logining = false;
                           sessionStorage.setItem('user', this.ruleForm2.username);
                           this.$router.push({path: '/home'});
                    }else{
                        this.logining = false;
                        this.$alert('用户名或密码错误!', '提示', {   #若账号或密码错误就会报错
                            confirmButtonText: 'ok'
                        })
                    }
                }else{
                    console.log('error submit!');    #提交错误指令
                    return false;
                }
            })
        }
    }
}
</script>
 
<style scoped>
 
.login-container {    #进行登入界面容器框设置
    width: 100%;     #宽度
    height: 100%;    #高度
    background: #4373a5;   #容器颜色
 
    /* 登录框上下对齐 */
    display: flex;
    align-items: center;
}
.login-page {            #进行登入界面背景设置
    -webkit-border-radius: 5px;
    border-radius: 5px;
    margin:0px auto;
    width: 350px;+
    padding: 20px 35px 35px 15px;
    background: #fff;   #背景颜色
    border: 1px solid #eaeaea;    #框线设置
    box-shadow: 0 0 25px #cac6c6;   #框线阴影设置
}
label.el-checkbox.rememberme {
    margin: 0px 0px 15px;
    text-align: left;
}
</style>

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<template>
  <div id="app">
    <img src="./assets/1.png">  #在这边进行图片的修改
    <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>