<template>
  <div class="hello">
    <el-alert v-if="show"
      title="点击提示成功的信息"
              description="这个框不用管他会自动消失的"
              show-icon
              center
      type="success">
    </el-alert>
    <el-row>
      <el-button>默认按钮</el-button>
      <el-button type="primary" @click="changeShow">点击提示成功</el-button>
      <el-button type="success">成功按钮</el-button>
      <el-button type="info">信息按钮</el-button>
      <el-button type="warning">警告按钮</el-button>
      <el-button type="danger">危险按钮</el-button>
    </el-row>

    <template>
      <el-button :plain="true" @click="open2">成功</el-button>
      <el-button :plain="true" @click="open3">警告</el-button>
      <el-button :plain="true" @click="open1">消息</el-button>
      <el-button :plain="true" @click="open4">错误</el-button>
    </template>
  </div>
</template>

<script>
export default {
  name: 'HelloWorld',
  data () {
    return {
      msg: 'Welcome to Your Vue.js App',
      show:0
    }
  },
  methods:{
    changeShow:function(){
      this.show = 1
      setTimeout( this.changeHide, 2000)
    },
    changeHide:function ( ) {
      this.show = 0
    },
    open1() {
      this.$message('这是一条消息提示');
    },
    open2() {
      this.$message({
        message: '恭喜你，这是一条成功消息',
        type: 'success'
      });
    },

    open3() {
      this.$message({
        message: '警告哦，这是一条警告消息',
        type: 'warning'
      });
    },

    open4() {
      this.$message.error('错了哦，这是一条错误消息');
    }
  }
}
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
h1, h2 {
  font-weight: normal;
}
ul {
  list-style-type: none;
  padding: 0;
}
li {
  display: inline-block;
  margin: 0 10px;
}
a {
  color: #42b983;
}
</style>