我有三個js文件。父母我要打電話給孩子們。代碼是這樣的。反應路由器不工作鏈接到標記
這是父類App.js
import React from 'react';
import ReactDOM from 'react-dom';
import $ from 'jquery';
import {FirstPage} from './FirstPage.js';
import {Panorama} from './Panorama.js';
import {BrowserRouter,Route,Router,Switch} from 'react-router-dom';
class App extends React.Component{
constructor(props){
super(props);
}
render(){
return(
<div>
<BrowserRouter>
<Switch>
<Route exact path="/" component={FirstPage} />
<Route path=":id" component={Panorama} />
</Switch>
</BrowserRouter>
</div>
)
}
}
ReactDOM.render(<App/>,document.getElementById('container'));
的FirstPage.js是這樣
import React from 'react';
import ReactDom from 'react-dom' ;
import $ from 'jquery' ;
import {Panorama} from './Panorama.js';
import {Redirect,Link} from 'react-router-dom';
import {withRouter} from 'react-router';
class FirstPage extends React.Component{
constructor(props){
super(props);
this.state={
list:[],
images:[],
isClicked:false,
redirect:true,
imageUrl:''
}
this.loadImages=this.loadImages.bind(this);
this.loadOne=this.loadOne.bind(this);
}
componentDidMount(){
window.addEventListener('load',this.loadImages);
}
loadImages(){
console.log("load");
var that=this;
$.ajax({
type:'GET',
url:'https://demo0813639.mockable.io/getPanos',
datatype:'jsonp',
success:function(result){
var images=that.state.images;
for(var i=0;i<result.length;i++){
that.state.images.push({"pano":result[i].pano,"name":result[i].name});
}
that.setState({
images:images
})
}
})
}
loadOne(pano){
console.log("pano: ",pano);
this.setState({
isClicked:true,
imageUrl:pano
})
//this.props.history.push(`/image/${pano}`)
}
render(){
var list=this.state.list;
console.log("Image URL: "+this.state.imageUrl);
return this.state.isClicked?<Link to={`${this.state.imageUrl}`}/>:
<div> {this.state.images.map((result)=>{
return(<div className="box">
<div className="label">{result.name}</div>
<img src={result.pano} className="image col-md-3" onClick={this.loadOne.bind(this,result.pano)}/>
</div>
)
})}
</div>
}
}
module.exports={
FirstPage:FirstPage
}
本頁面使Ajax調用並加載在screen.If四象點擊在其中一個圖像上,應該使用該圖像的ID調用另一個js文件,以便全屏顯示特定圖像。
import React from 'react';
import ReactDOM from 'react-dom';
import $ from 'jquery';
import {Link} from 'react-router-dom';
class Panorama extends React.Component{
render(){
console.log("Image: "+ props.match.params.id);
return(
<div>
<img src={`${props.match.params.id}`}/>
</div>
)
}
}
module.exports={
Panorama:Panorama
}
雖然我在控制檯中沒有錯誤,點擊圖像後一無所獲即將在屏幕上。代碼有什麼問題?
React路由器的版本是v4。
那麼,我應該在FirstPage .js?我的意思是如何切換到Panorama.js – Aayushi
您必須更改App.js中的路徑路徑。在FirstPage.js中,你不必保持這麼多狀態。您只能擁有圖像狀態,並且在加載時可以更新圖像狀態。 – Dev
即使我這樣做,點擊 – Aayushi