How to call ElementUI control through Vue.js

Vue.js is a popular JavaScript framework whose flexibility and ease of use make it widely used in the development process of web applications. ElementUI is a UI framework based on Vue.js, developed and maintained by Alibaba Group. It provides a standard, easy-to-use UI component library to help developers build rich user interfaces more quickly and efficiently.

Integrating ElementUI in Vue.js is a very common task. This article will discuss how to call ElementUI controls through Vue.js and use various UI components to add new ones to your web application. functions and interactions.

Install ElementUI library

To use ElementUI in a Vue.js project, you need to install the ElementUI library first. It can be installed through the npm package manager or downloaded and installed manually. If you already have Vue.js installed, you can install the ElementUI library using the following command:

npm install element-ui -S

Introducing the ElementUI library

Introducing the ElementUI library into your Vue.js project is easy. Just load the ElementUI CSS style and JS files into your Vue instance in the Vue file that needs to use the ElementUI component:

import Vue from 'vue'
import ElementUI from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'

Vue.use(ElementUI)

Now, you have successfully introduced the ElementUI component library to Vue.js In the project, you can start using all the UI components it provides.

Calling ElementUI control methods

ElementUI provides you with a series of UI control methods, such as opening a dialog box, setting the value of a drop-down box, popping up a message box, etc. These methods can be called through the Vue.js instance so that they are triggered from your UI components at the required times.

For example, opening a dialog box can be achieved through the following code:

this.$dialog({title:'提示', message:'确定要删除数据吗？'})

You can also set the value of the drop-down box as follows:

this.$refs.selectBox.setCurrentValue('value')

The pop-up message box can be achieved through the following Methods to achieve:

this.$message({message:'操作成功', type:'success'})

ElementUI’s UI components

ElementUI provides a number of UI components that can be used in your web application. The following are some of the most commonly used components:

Form components

ElementUI provides a series of form components, including input boxes, radio button boxes, multi-select boxes and drop-down boxes. These components can be used to create various types of forms, including registration information, login pages, and data entry forms.

<el-form>
  <el-form-item label="用户名">
    <el-input v-model="username"></el-input>
  </el-form-item>
  <el-form-item label="密码">
    <el-input type="password" v-model="password"></el-input>
  </el-form-item>
  <el-form-item>
    <el-button type="primary" @click="submitForm">登录</el-button>
  </el-form-item>
</el-form>

Button component

ElementUI provides different styles of button components, such as basic buttons, round buttons, buttons with icons, etc. Button components are the most basic element for users to interact with a web application, so their style and behavior are very important.

<!-- 基本按钮 -->
<el-button>基础按钮</el-button>

<!-- 圆形按钮 -->
<el-button type="primary" circle><i class="el-icon-search"></i></el-button>

<!-- 带图标按钮 -->
<el-button type="warning" icon="el-icon-delete">警告</el-button>

Table component

ElementUI provides a table component, which you can use to display a large amount of data in a table and allow users to perform various operations such as filtering and sorting. In web applications, table components play an important role in data management and layout.

<el-table :data="tableData" style="width: 100%">
  <el-table-column prop="name" label="姓名"></el-table-column>
  <el-table-column prop="age" label="年龄"></el-table-column>
  <el-table-column prop="address" label="地址"></el-table-column>
</el-table>

Paging component

ElementUI provides a paging component, which you can use to display data in pages. The pagination component is an important tool when you need to display large amounts of data. It helps you split the data into multiple pages, thereby improving the performance of your application.

<el-pagination layout="prev, pager, next" :total="100" @current-change="handleCurrentChange"></el-pagination>

Tree control component

ElementUI provides a tree control component for organizing and displaying data in a hierarchical structure. In web applications, tree control components are often used to organize, classify, or browse large amounts of data.

<el-tree :data="treeData" :props="treeProps"></el-tree>

Conclusion

Vue.js and ElementUI are indispensable core tools in the toolbox for developing web applications. This article introduces how to easily call ElementUI control methods through Vue.js, and provides some commonly used UI components. With these tools, you can build rich, interactive user interfaces more quickly and efficiently.

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