angular-docs-cn/public/docs/_examples/cb-ts-to-js/js/app/hero-queries.component.js
2016-11-14 09:08:54 -08:00

93 lines
2.1 KiB
JavaScript

(function(app) {
app.heroQueries = app.heroQueries || {};
app.heroQueries.ContentChildComponent = ng.core.Component({
selector: 'content-child',
template:
'<span class="content-child" *ngIf="active">' +
'Active' +
'</span>'
}).Class({
constructor: function ContentChildComponent() {
this.active = false;
},
activate: function() {
this.active = !this.active;
}
});
////////////////////
// #docregion content
app.heroQueries.ViewChildComponent = ng.core.Component({
selector: 'view-child',
template:
'<h2 [class.active]=active>' +
'{{hero.name}} ' +
'<ng-content></ng-content>' +
'</h2>',
styles: ['.active {font-weight: bold; background-color: skyblue;}'],
inputs: ['hero'],
queries: {
content: new ng.core.ContentChild(app.heroQueries.ContentChildComponent)
}
})
.Class({
constructor: function HeroQueriesHeroComponent() {
this.active = false;
},
activate: function() {
this.active = !this.active;
this.content.activate();
}
});
// #enddocregion content
////////////////////
// #docregion view
app.heroQueries.HeroQueriesComponent = ng.core.Component({
selector: 'hero-queries',
template:
'<view-child *ngFor="let hero of heroData" [hero]="hero">' +
'<content-child></content-child>' +
'</view-child>' +
'<button (click)="activate()">{{buttonLabel}} All</button>',
queries: {
views: new ng.core.ViewChildren(app.heroQueries.ViewChildComponent)
}
})
.Class({
constructor: function HeroQueriesComponent() {
this.active = false;
this.heroData = [
{id: 1, name: 'Windstorm'},
{id: 2, name: 'LaughingGas'}
];
},
activate: function() {
this.active = !this.active;
this.views.forEach(function(view) {
view.activate();
});
},
});
// #docregion defined-property
// add prototype property w/ getter outside the DSL
var proto = app.heroQueries.HeroQueriesComponent.prototype;
Object.defineProperty(proto, "buttonLabel", {
get: function () {
return this.active ? 'Deactivate' : 'Activate';
},
enumerable: true
});
// #enddocregion defined-property
// #enddocregion view
})(window.app = window.app || {});