import {Component} from 'angular2/core';
import {ParentComponent} from 'app/components/parent';

@Component({
  selector: 'my-app',
  template:`
    <parent></parent>
    `,
  directives: [ParentComponent]
})

export class AppComponent {
}
import {bootstrap} from 'angular2/platform/browser';
import {AppComponent} from './app.component';

bootstrap(AppComponent);

/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
/* Master Styles */
h1 {
  color: #369; 
  font-family: Arial, Helvetica, sans-serif;   
  font-size: 250%;
}
h2, h3 { 
  color: #444;
  font-family: Arial, Helvetica, sans-serif;   
  font-weight: lighter;
}
body { 
  margin: 2em; 
}
body, input[text], button { 
  color: #888; 
  font-family: Cambria, Georgia; 
}
a {
  cursor: pointer;
  cursor: hand;
}
button {
  font-family: Arial;
  background-color: #eee;
  border: none;
  padding: 5px 10px;
  border-radius: 4px;
  cursor: pointer;
  cursor: hand;
}
button:hover {
  background-color: #cfd8dc;
}
button:disabled {
  background-color: #eee;
  color: #aaa; 
  cursor: auto;
}

/* Navigation link styles */
nav a {
  padding: 5px 10px;
  text-decoration: none;
  margin-top: 10px;
  display: inline-block;
  background-color: #eee;
  border-radius: 4px;
}
nav a:visited, a:link {
  color: #607D8B;
}
nav a:hover {
  color: #039be5;
  background-color: #CFD8DC;
}
nav a.router-link-active {
  color: #039be5;
}

/* items class */
.items {
  margin: 0 0 2em 0;
  list-style-type: none;
  padding: 0;
  width: 24em;
}
.items li {
  cursor: pointer;
  position: relative;
  left: 0;
  background-color: #EEE;
  margin: .5em;
  padding: .3em 0;
  height: 1.6em;
  border-radius: 4px;
}
.items li:hover {
  color: #607D8B;
  background-color: #DDD;
  left: .1em;
}
.items li.selected:hover {
  background-color: #BBD8DC;
  color: white;
}
.items .text {
  position: relative;
  top: -3px;
}
.items {
  margin: 0 0 2em 0;
  list-style-type: none;
  padding: 0;
  width: 24em;
}
.items li {
  cursor: pointer;
  position: relative;
  left: 0;
  background-color: #EEE;
  margin: .5em;
  padding: .3em 0;
  height: 1.6em;
  border-radius: 4px;
}
.items li:hover {
  color: #607D8B;
  background-color: #DDD;
  left: .1em;
}
.items li.selected {
  background-color: #CFD8DC;
  color: white;
}

.items li.selected:hover {
  background-color: #BBD8DC;
}
.items .text {
  position: relative;
  top: -3px;
}
.items .badge {
  display: inline-block;
  font-size: small;
  color: white;
  padding: 0.8em 0.7em 0 0.7em;
  background-color: #607D8B;
  line-height: 1em;
  position: relative;
  left: -1px;
  top: -4px;
  height: 1.8em;
  margin-right: .8em;
  border-radius: 4px 0 0 4px;
}

/* everywhere else */
* { 
  font-family: Arial, Helvetica, sans-serif; 
}


/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
<!DOCTYPE html>
<html>
  <head>
    <title>Angular 2 Tour of Heroes</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="styles.css">

    <!-- IE required polyfills, in this exact order -->
    <script src="https://cdnjs.cloudflare.com/ajax/libs/es6-shim/0.33.3/es6-shim.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.20/system-polyfills.js"></script>
    <script src="https://npmcdn.com/angular2@2.0.0-beta.9/es6/dev/src/testing/shims_for_IE.js"></script>
    
    <script src="https://code.angularjs.org/2.0.0-beta.9/angular2-polyfills.js"></script>
    <script src="https://code.angularjs.org/tools/system.js"></script>
    <script src="https://npmcdn.com/typescript@1.8.2/lib/typescript.js"></script>
    <script src="https://code.angularjs.org/2.0.0-beta.9/Rx.js"></script>
    <script src="https://code.angularjs.org/2.0.0-beta.9/angular2.dev.js"></script>
    <script>
      System.config({
        transpiler: 'typescript', 
        typescriptOptions: { emitDecoratorMetadata: true }, 
        packages: {'app': {defaultExtension: 'ts'}} 
      });
      System.import('app/main')
            .then(null, console.error.bind(console));
    </script>
  </head>

  <body>
    <my-app>Loading...</my-app>
  </body>
</html>


<!-- 
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
-->
import {Injectable, EventEmitter} from 'angular2/core';

@Injectable()
export class MyProvider extends EventEmitter {
  constructor() {
    super()
  }
}
import {Component} from 'angular2/core';
import {MyProvider} from 'app/services/myprovider';

@Component({
  selector: 'above',
  template:`
    <h2>Above</h2>
    <ul>
      <li *ngFor="#v of values">{{v}}</li>
    </ul>
    `
})

export class AboveComponent {
  private values: array = []

  constructor(private myProvider: MyProvider) {
    this.myProvider.subscribe(num => this.gotcha(num))
  }
  
  gotcha(num) {
   this.values.push(`Hello World from above (${num})`)
  }
}
import {Component} from 'angular2/core';
import {MyProvider} from 'app/services/myprovider';

@Component({
  selector: 'below',
  template:`
    <h2>Below</h2>
    <ul>
      <li *ngFor="#v of values">{{v}}</li>
    </ul>
    `
})

export class BelowComponent {
  private values: array = []

  constructor(private myProvider: MyProvider) {
    this.myProvider.subscribe(num => this.gotcha(num))
  }
  
  gotcha(num) {
   this.values.push(`Hello World from below (${num})`)
  }
}
import {Component} from 'angular2/core';
import {AboveComponent} from 'app/components/above'
import {BelowComponent} from 'app/components/below'
import {MiddleComponent} from 'app/components/middle'
import {MyProvider} from 'app/services/myprovider'

@Component({
  selector: 'parent',
  template:`
    <button (click)="sayHi()">Say Hi!</button>
    <above></above>
    <middle></middle>
    <below></below>
    `,
  directives: [AboveComponent, BelowComponent, MiddleComponent],
  viewProviders: [MyProvider]
})

export class ParentComponent {
  private emitted: number = 0
  
  constructor(private myProvider: MyProvider) {
  }
  
  sayHi() {
    this.myProvider.next(++this.emitted)
  }
}
import {Component} from 'angular2/core';
import {MyProvider} from 'app/services/myprovider';

@Component({
  selector: 'middle',
  template:`
    <h2>Middle</h2>
    <ul>
      <li *ngFor="#v of values">{{v}}</li>
    </ul>
    `,
  //here we've a new instance of MyProvider
  providers: [MyProvider]
})

export class MiddleComponent {
  private values: array = []

  constructor(private myProvider: MyProvider) {
    this.myProvider.subscribe(num => this.gotcha(num))
  }
  
  gotcha(num) {
    throw new Error("This will never be called :'(")
  }
}