Set custom animation in Vue Accordion component

11 Jun 20249 minutes to read
Accordion supports custom animations for both expand and collapse actions from the provided animation option of Animation library.
Default animation is given as SlideDown for expanding the panel and SlideUp for collapsing the panel. You can also disable the animation by setting animation effect as none.
The sample demonstrates some types of animation that suits for Accordion. You can check all the animation effects here.
Composition API (~/src/App.vue)
Options API (~/src/App.vue)
<template>
  <div id="app">
    <div style='padding-top: 25px'>
      <div class='row'>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <label> Expand Animation </label>
        </div>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <div class='custom_drop'><ejs-dropdownlist ref="expandInstance" :change='expandAnimationChange' index='0'
              :dataSource='expandAni' placeholder='Expand Animation'></ejs-dropdownlist></div>
        </div>
      </div>
      <div class='row'>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <label> Collapse Animation </label>
        </div>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <div class='custom_drop'><ejs-dropdownlist ref="collapseInstance" :change='collapseAnimationChange' index='1'
              :dataSource='expandAni' placeholder='Collapse Animation'></ejs-dropdownlist></div>
        </div>
      </div>
      <div style='padding-top: 25px'>
        <ejs-accordion ref="acrdnInstance">
          <e-accordionitems>
            <e-accordionitem expanded='true' header='ASP.NET'
              content='Microsoft ASP.NET is a set of technologies in the Microsoft .NET Framework for building Web applications and XML Web services'></e-accordionitem>
            <e-accordionitem header='ASP.NET MVC'
              content='The Model-View-Controller (MVC) architectural pattern separates an application into three main components: the model, the view, and the controller.'></e-accordionitem>
            <e-accordionitem header='JavaScript'
              content='JavaScript (JS) is an interpreted computer programming language.It was originally implemented as part of web browsers so that client-side scripts could interact with the user, control the browser, communicate asynchronously, and alter the document content that was displayed.'></e-accordionitem>
          </e-accordionitems>
        </ejs-accordion>
      </div>
    </div>
  </div>
</template>
<script setup>

import { AccordionComponent as EjsAccordion, AccordionItemDirective as EAccordionitem, AccordionItemsDirective as EAccordionitems } from "@syncfusion/ej2-vue-navigations";
import { DropDownListComponent as EjsDropdownlist } from "@syncfusion/ej2-vue-dropdowns";
import { ref } from 'vue';

const acrdnInstance = ref(null);
const collapseInstance = ref(null);
const expandInstance = ref(null);
const expandAni = ['SlideDown', 'SlideUp', 'FadeIn', 'FadeOut', 'FadeZoomIn', 'FadeZoomOut', 'ZoomIn', 'ZoomOut', 'None'];
const expandAnimationChange = () => {
  var obj = acrdnInstance.value.ej2Instances;
  var ddlobj = expandInstance.value.ej2Instances;
  obj.animation.expand.effect = ddlobj.value;
};
const collapseAnimationChange = () => {
  var obj = acrdnInstance.value.ej2Instances;
  var ddlobj = collapseInstance.value.ej2Instances;
  obj.animation.collapse.effect = ddlobj.value;
};

</script>
<style>
@import "../node_modules/@syncfusion/ej2-base/styles/material.css";
@import "../node_modules/@syncfusion/ej2-vue-navigations/styles/material.css";
</style>
<template>
  <div id="app">
    <div style='padding-top: 25px'>
      <div class='row'>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <label> Expand Animation </label>
        </div>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <div class='custom_drop'><ejs-dropdownlist ref="expandInstance" :change='expandAnimationChange' index='0'
              :dataSource='expandAni' placeholder='Expand Animation'></ejs-dropdownlist></div>
        </div>
      </div>
      <div class='row'>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <label> Collapse Animation </label>
        </div>
        <div class="col-xs-6 col-sm-6 col-lg-6 col-md-6">
          <div class='custom_drop'><ejs-dropdownlist ref="collapseInstance" :change='collapseAnimationChange' index='1'
              :dataSource='expandAni' placeholder='Collapse Animation'></ejs-dropdownlist></div>
        </div>
      </div>
      <div style='padding-top: 25px'>
        <ejs-accordion ref="acrdnInstance">
          <e-accordionitems>
            <e-accordionitem expanded='true' header='ASP.NET'
              content='Microsoft ASP.NET is a set of technologies in the Microsoft .NET Framework for building Web applications and XML Web services'></e-accordionitem>
            <e-accordionitem header='ASP.NET MVC'
              content='The Model-View-Controller (MVC) architectural pattern separates an application into three main components: the model, the view, and the controller.'></e-accordionitem>
            <e-accordionitem header='JavaScript'
              content='JavaScript (JS) is an interpreted computer programming language.It was originally implemented as part of web browsers so that client-side scripts could interact with the user, control the browser, communicate asynchronously, and alter the document content that was displayed.'></e-accordionitem>
          </e-accordionitems>
        </ejs-accordion>
      </div>
    </div>
  </div>
</template>
<script>

import { AccordionComponent, AccordionItemDirective, AccordionItemsDirective } from "@syncfusion/ej2-vue-navigations";
import { DropDownListComponent } from '@syncfusion/ej2-vue-dropdowns';

export default {
  name: "App",
  components: {
    "ejs-dropdownlist": DropDownListComponent,
    "ejs-accordion": AccordionComponent,
    "e-accordionitems": AccordionItemsDirective,
    "e-accordionitem": AccordionItemDirective
  },
  data: function () {
    return {
      expandAni: ['SlideDown', 'SlideUp', 'FadeIn', 'FadeOut', 'FadeZoomIn', 'FadeZoomOut', 'ZoomIn', 'ZoomOut', 'None']
    };
  },
  methods: {
    expandAnimationChange: function () {
      var obj = this.$refs.acrdnInstance.ej2Instances;
      var ddlobj = this.$refs.expandInstance.ej2Instances;
      obj.animation.expand.effect = ddlobj.value;
    },
    collapseAnimationChange: function () {
      var obj = this.$refs.acrdnInstance.ej2Instances;
      var ddlobj = this.$refs.collapseInstance.ej2Instances;
      obj.animation.collapse.effect = ddlobj.value;
    }
  }
}

</script>
<style>
@import "../node_modules/@syncfusion/ej2-base/styles/material.css";
@import "../node_modules/@syncfusion/ej2-vue-navigations/styles/material.css";
</style>