[]angularjs 2.0官方新手入门教程(4)
http://alvinwei.blog.163.com/blog/static/214666110201612491425656/
2016-02-24 11:03:07| 分类: AngularJS2.0 | 标签:前端 angular angularjs2.0 javascript 入门教程
春节放假回来玩三国志13玩的不亦乐乎,所以拖了两周,今天继续。
1、上来仍然是打开命令行,在我们的网页所在目录angular2-tour-of-heroes下输入npm start,将网页启动起来,然后开着命令行别动。
import {Component} from 'angular2/core'; @Component({ selector: 'my-hero-detail', }) export class HeroDetailComponent { }
template: ` <div *ngIf="hero"> <h2>{{hero.name}} details!</h2> <div><label>id: </label>{{hero.id}}</div> <div> <label>name: </label> <input [(ngModel)]="hero.name" placeholder="name"/> </div> </div> `,
export interface Hero { id: number; name: string; }
import {Hero} from './hero';
export class HeroDetailComponent { hero: Hero; }
<my-hero-detail [hero]="selectedHero"></my-hero-detail>
import {HeroDetailComponent} from './hero-detail.component';
inputs: ['hero']
template:` <h1>{{title}}</h1> <h2>My Heroes</h2> <ul class="heroes"> <li *ngFor="#hero of heroes" [class.selected]="hero === selectedHero" (click)="onSelect(hero)"> <span class="badge">{{hero.id}}</span> {{hero.name}} </li> </ul> <my-hero-detail [hero]="selectedHero"></my-hero-detail> `,
directives: [HeroDetailComponent]
import {Component} from 'angular2/core'; import {Hero} from './hero'; @Component({ selector: 'my-hero-detail', template: ` <div *ngIf="hero"> <h2>{{hero.name}} details!</h2> <div><label>id: </label>{{hero.id}}</div> <div> <label>name: </label> <input [(ngModel)]="hero.name" placeholder="name"/> </div> </div> `, inputs: ['hero'] }) export class HeroDetailComponent { hero: Hero; }
import {Component} from 'angular2/core'; import {Hero} from './hero'; import {HeroDetailComponent} from './hero-detail.component'; @Component({ selector: 'my-app', template:` <h1>{{title}}</h1> <h2>My Heroes</h2> <ul class="heroes"> <li *ngFor="#hero of heroes" [class.selected]="hero === selectedHero" (click)="onSelect(hero)"> <span class="badge">{{hero.id}}</span> {{hero.name}} </li> </ul> <my-hero-detail [hero]="selectedHero"></my-hero-detail> `, styles:[` .selected { background-color: #CFD8DC !important; color: white; } .heroes { margin: 0 0 2em 0; list-style-type: none; padding: 0; width: 10em; } .heroes li { cursor: pointer; position: relative; left: 0; background-color: #EEE; margin: .5em; padding: .3em 0em; height: 1.6em; border-radius: 4px; } .heroes li.selected:hover { color: white; } .heroes li:hover { color: #607D8B; background-color: #EEE; left: .1em; } .heroes .text { position: relative; top: -3px; } .heroes .badge { display: inline-block; font-size: small; color: white; padding: 0.8em 0.7em 0em 0.7em; background-color: #607D8B; line-height: 1em; position: relative; left: -1px; top: -4px; height: 1.8em; margin-right: .8em; border-radius: 4px 0px 0px 4px; } `], directives: [HeroDetailComponent] }) export class AppComponent { title = 'Tour of Heroes'; heroes = HEROES; selectedHero: Hero; onSelect(hero: Hero) { this.selectedHero = hero; } } var HEROES: Hero[] = [ { "id": 11, "name": "Mr. Nice" }, { "id": 12, "name": "Narco" }, { "id": 13, "name": "Bombasto" }, { "id": 14, "name": "Celeritas" }, { "id": 15, "name": "Magneta" }, { "id": 16, "name": "RubberMan" }, { "id": 17, "name": "Dynama" }, { "id": 18, "name": "Dr IQ" }, { "id": 19, "name": "Magma" }, { "id": 20, "name": "Tornado" } ];
app/hero.tsexport interface Hero { id: number; name: string; }
下篇继续……
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