springboot+vue项目大型实战(二)Elemen UI深入浅出分页操作
简介Vue + Element UIVue 集成 Element UIElement UI 后台管理系统主要的标签:el-container:构建整个⻚⾯框架。el-aside:构建左侧菜单。el-menu:左侧菜单内容,常⽤属性::default-openeds:默认展开的菜单,通过菜单的 index 值来关联。:default-active:默认选中的菜单,通过菜单的 index 值来关联。e
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简介
springboot+vue项目大型实战–前后端到底是个什么
Vue + Element UI
Vue 集成 Element UI
Element UI 后台管理系统主要的标签:
el-container:构建整个⻚⾯框架。
el-aside:构建左侧菜单。
el-menu:左侧菜单内容,常⽤属性:
:default-openeds:默认展开的菜单,通过菜单的 index 值来关联。
:default-active:默认选中的菜单,通过菜单的 index 值来关联。
el-submenu:可展开的菜单,常⽤属性:
index:菜单的下标,⽂本类型,不能是数值类型。
template:对应 el-submenu 的菜单名。
i:设置菜单图标,通过 class 属性实则。
el-icon-messae
el-icon-menu
el-icon-setting
el-menu-item:菜单的⼦节点,不可再展开,常⽤属性:
index:菜单的下标,⽂本类型,不能是数值类型
1.安装Element UI (前期步骤与之前相同,可以看一下之前文章)vue ui可视化界面进行创建vue项目安装
2.IDEA导入,启动(出现这个按钮代表安装成功)
cnpm run serve
3.我们找到Element UI官网(复制代码)
APP.vue复制完后
<template>
<div id="app">
<el-container style="height: 500px; border: 1px solid #eee">
<el-aside width="200px" style="background-color: rgb(238, 241, 246)">
<el-menu :default-openeds="['1', '3']">
<el-submenu index="1">
<template slot="title"><i class="el-icon-message"></i>导航一</template>
<el-menu-item-group>
<template slot="title">分组一</template>
<el-menu-item index="1-1">选项1</el-menu-item>
<el-menu-item index="1-2">选项2</el-menu-item>
</el-menu-item-group>
<el-menu-item-group title="分组2">
<el-menu-item index="1-3">选项3</el-menu-item>
</el-menu-item-group>
<el-submenu index="1-4">
<template slot="title">选项4</template>
<el-menu-item index="1-4-1">选项4-1</el-menu-item>
</el-submenu>
</el-submenu>
<el-submenu index="2">
<template slot="title"><i class="el-icon-menu"></i>导航二</template>
<el-menu-item-group>
<template slot="title">分组一</template>
<el-menu-item index="2-1">选项1</el-menu-item>
<el-menu-item index="2-2">选项2</el-menu-item>
</el-menu-item-group>
<el-menu-item-group title="分组2">
<el-menu-item index="2-3">选项3</el-menu-item>
</el-menu-item-group>
<el-submenu index="2-4">
<template slot="title">选项4</template>
<el-menu-item index="2-4-1">选项4-1</el-menu-item>
</el-submenu>
</el-submenu>
<el-submenu index="3">
<template slot="title"><i class="el-icon-setting"></i>导航三</template>
<el-menu-item-group>
<template slot="title">分组一</template>
<el-menu-item index="3-1">选项1</el-menu-item>
<el-menu-item index="3-2">选项2</el-menu-item>
</el-menu-item-group>
<el-menu-item-group title="分组2">
<el-menu-item index="3-3">选项3</el-menu-item>
</el-menu-item-group>
<el-submenu index="3-4">
<template slot="title">选项4</template>
<el-menu-item index="3-4-1">选项4-1</el-menu-item>
</el-submenu>
</el-submenu>
</el-menu>
</el-aside>
<el-container>
<el-header style="text-align: right; font-size: 12px">
<el-dropdown>
<i class="el-icon-setting" style="margin-right: 15px"></i>
<el-dropdown-menu slot="dropdown">
<el-dropdown-item>查看</el-dropdown-item>
<el-dropdown-item>新增</el-dropdown-item>
<el-dropdown-item>删除</el-dropdown-item>
</el-dropdown-menu>
</el-dropdown>
<span>王小虎</span>
</el-header>
<el-main>
<el-table :data="tableData">
<el-table-column prop="date" label="日期" width="140">
</el-table-column>
<el-table-column prop="name" label="姓名" width="120">
</el-table-column>
<el-table-column prop="address" label="地址">
</el-table-column>
</el-table>
</el-main>
</el-container>
</el-container>
</div>
</template>
<style>
.el-header {
background-color: #B3C0D1;
color: #333;
line-height: 60px;
}
.el-aside {
color: #333;
}
</style>
<script>
export default {
data() {
const item = {
date: '2016-05-02',
name: '王小虎',
address: '上海市普陀区金沙江路 1518 弄'
};
return {
tableData: Array(20).fill(item)
}
}
};
</script>
展示的样子
4.vue add axios
增加插件
5.BookManger.vue改为
<template>
<div>
<el-table
:data="tableData"
border
style="width: 70%">
<el-table-column
fixed
prop="id"
label="编号"
width="150">
</el-table-column>
<el-table-column
prop="name"
label="图书名"
width="120">
</el-table-column>
<el-table-column
prop="author"
label="作者"
width="120">
</el-table-column>
<el-table-column
fixed="right"
label="操作"
width="100">
<template slot-scope="scope">
<el-button @click="edit(scope.row)" type="text" size="small">修改</el-button>
<el-button @click="deleteBook(scope.row)" type="text" size="small">删除</el-button>
</template>
</el-table-column>
</el-table>
//分页操作
<el-pagination
background
layout="prev, pager, next"
:page-size="pageSize"
:total="total"
@current-change="page">
</el-pagination>
</div>
</template>
<script>
export default {
methods: {
deleteBook(row){
const _this = this
axios.delete('http://localhost:8181/book/deleteById/'+row.id).then(function(resp){
_this.$alert('《'+row.name+'》删除成功!', '消息', {
confirmButtonText: '确定',
callback: action => {
window.location.reload()
}
})
})
},
edit(row) {
this.$router.push({
path: '/update',
query:{
id:row.id
}
})
},
page(currentPage){
const _this = this
axios.get('http://localhost:8181/book/findAll/'+(currentPage-1)+'/6').then(function(resp){
console.log(resp)
_this.tableData = resp.data.content
_this.pageSize = resp.data.size
_this.total = resp.data.totalElements
})
}
},
data() {
return {
pageSize:'1',
total:'11',
tableData: [{
id: 1,
name: '解忧杂货店',
author: '东野圭吾'
}, {
id: 2,
name: '追风筝的人',
author: '卡勒德·胡赛尼'
}, {
id: 3,
name: '人间失格',
author: '太宰治'
}]
}
},
created() {
const _this = this
axios.get('http://localhost:8181/book/findAll/0/6').then(function(resp){
console.log(resp)
_this.tableData = resp.data.content
_this.pageSize = resp.data.size
_this.total = resp.data.totalElements
})
}
}
</script>
6.BookHandleer增加一个分页操作
package com.xyj.controller;
import com.xyj.entity.Book;
import com.xyj.repository.BookRepository;
import org.hibernate.engine.jdbc.Size;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.List;
/**
* @author xyj
* @date 2020/7/12 -15:45
*/
@RestController
@RequestMapping("/book")
public class BookHandleer {
@Autowired
private BookRepository bookRepository;
@GetMapping("/findAll/{page}/{size}")
public Page<Book> findAll(@PathVariable("page") Integer page,@PathVariable("size") Integer size){
Pageable pageable = PageRequest.of(page-1,size);
return bookRepository.findAll(pageable);
}
}
现在我们可以看到呈现出来的界面
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