video_transcode
杨树林 5 years ago
parent 73d11fdd6e
commit 18b13802f0

@ -1,5 +1,5 @@
import React, {Component} from "react"; import React, {Component} from "react";
import {Link, NavLink} from 'react-router-dom'; import {Link, NavLink,Prompt} from 'react-router-dom';
import {WordsBtn, ActionBtn, SnackbarHOC, getImageUrl,queryString} from 'educoder'; import {WordsBtn, ActionBtn, SnackbarHOC, getImageUrl,queryString} from 'educoder';
import axios from 'axios'; import axios from 'axios';
import { import {
@ -172,6 +172,20 @@ class Questionitem_banks extends Component {
} }
componentWillMount () {
// 拦截判断是否离开当前页面
window.addEventListener('beforeunload', this.beforeunload);
}
componentWillUnmount () {
// 销毁拦截判断是否离开当前页面
window.removeEventListener('beforeunload', this.beforeunload);
}
beforeunload (e) {
let confirmationMessage = '你确定离开此页面吗?';
(e || window.event).returnValue = confirmationMessage;
return confirmationMessage;
}
getdata = (data) => { getdata = (data) => {
// const url=`/item_banks.json`; // const url=`/item_banks.json`;
@ -510,6 +524,10 @@ class Questionitem_banks extends Component {
<div> <div>
<div id={"Itembankstopid"} className="newMain clearfix intermediatecenter " <div id={"Itembankstopid"} className="newMain clearfix intermediatecenter "
> >
<Prompt
when={true}
message={() => '你确定离开此页面吗?'}
/>
<style> <style>
{ {

@ -940,9 +940,12 @@ submittojoinclass=(value)=>{
width:'93px', width:'93px',
height:'80px', height:'80px',
}}> }}>
<a href={'/question'} className={"popovertests"} ><p className="questiontype">试题库</p></a> <Link to={'/question'} className={"popovertests"} ><p className="questiontype">试题库</p></Link>
{/*<a href={'/question'} className={"popovertests"} ><p className="questiontype">试题库</p></a>*/}
<p className="questiontypeheng"></p> <p className="questiontypeheng"></p>
<a href={'/paperlibrary'} className={"popovertests"} ><p className="questiontype">试卷库</p></a> {/*<a href={'/paperlibrary'} className={"popovertests"} ><p className="questiontype">试卷库</p></a>*/}
<Link to={'/paperlibrary'} className={"popovertests"} ><p className="questiontype">试卷库</p></Link>
</div> </div>
); );

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