By using the hidePopup method in DropDownList, you can close the popup on scroll when triggered the windows scroll event.
The following example demonstrate about how to close the popup on scroll.
<template>
<div id="app">
<div style ='padding: 50px'>
<h4> You can close the opened popup by scroll the page.</h4>
</div>
<div id='container' style="margin:0 auto; width:250px;">
<br>
<ejs-dropdownlist id='dropdownlist' popupHeight="220px" :dataSource='sportsData' placeholder='Select a game'></ejs-dropdownlist>
</div>
</div>
</template>
<script>
import Vue from 'vue';
import { DropDownListPlugin } from "@syncfusion/ej2-vue-dropdowns";
Vue.use(DropDownListPlugin);
export default {
data (){
return {
sportsData: ['Badminton', 'Cricket', 'Football', 'Golf', 'Tennis']
}
}
}
document.onscroll = () => {
var dropObj = document.getElementById("dropdownlist"); //to get dropdown list object
dropObj.ej2_instances[0].hidePopup(); // hide the popup using hidePopup method
};
</script>
<style>
@import "../../node_modules/@syncfusion/ej2-base/styles/material.css";
@import "../../node_modules/@syncfusion/ej2-inputs/styles/material.css";
@import "../../node_modules/@syncfusion/ej2-vue-dropdowns/styles/material.css";
body {
height: 500px;
}
</style>