Angular路由(Router)的使用

本文详细介绍了如何在Angular2应用中设置路由,包括导入必要的路由模块、定义路由配置、注入路由指令到视图以及在UI中使用[router-link]和[router-outlet]。此外,还展示了完整的页面代码示例。

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1 import Router

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import {RouteConfig, RouterOutlet, RouterLink, routerInjectables} from 'angular2/router';

2 setting your RouteConfig

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@RouteConfig([
    {path: '/', component: List, as: 'list'},
    {path: '/about', component: Add, as: 'add'},
    {path: '/help', component: Help, as: 'help'}
])

3 inject your router directives into view directives for the directive [router-link] and [router-outlet]

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@View({
    templateUrl: './app.html?v=<%= VERSION %>',
    directives: [RouterOutlet, RouterLink]
})

4 in the UI

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<section class="sample-app-content">
  <nav>
    <a [router-link]="['/list']">List</a>
    <a [router-link]="['/add']">Add</a>
    <a [router-link]="['/help']">Help</a>
  </nav>
  <router-outlet></router-outlet>
</section>

  

5 inject your router into app

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bootstrap(App, [routerInjectables, httpInjectables]);

6 the whole page code including http demo(app.ts)

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/// <reference path="../typings/tsd.d.ts" />
import {Component, View, bootstrap, NgFor} from 'angular2/angular2';
import {RouteConfig, RouterOutlet, RouterLink, routerInjectables} from 'angular2/router';
import {httpInjectables, Http} from 'angular2/http';
import {Inject} from 'angular2/di';
 
import {List} from './components/list/list';
import {Add} from './components/add/add';
 
import {Help} from './components/help/help';
import {FriendList} from './services/FriendList';
 
@Component({
    selector: 'app',
    viewInjector: [FriendList, httpInjectables]
})
@RouteConfig([
    {path: '/', component: List, as: 'list'},
    {path: '/about', component: Add, as: 'add'},
    {path: '/help', component: Help, as: 'help'}
])
@View({
    templateUrl: './app.html?v=<%= VERSION %>',
    directives: [RouterOutlet, RouterLink]
})
class App {
    http:Http;
    status:int;
 
    constructor(@Inject(Http) http) {
        this.http = http;
 
        //this.http.request('data/test.json').observer(res => this.dataList = res.json());
        this.http.get('test.json').toRx().subscribe((res:Response) => {
            this.status = res.status;
        });
    }
}
 
 
bootstrap(App, [routerInjectables, httpInjectables]);
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