3ef73c2b19
Allow NgComponentOutlet to dynamically load a module, then load a component from that module. Useful for lazy loading code, then add the lazy loaded code to the page using NgComponentOutlet. Closes #14043
114 lines
3.3 KiB
TypeScript
114 lines
3.3 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {CommonModule} from '@angular/common';
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import {Compiler, Component, Injectable, Injector, NgModule, NgModuleFactory, ReflectiveInjector} from '@angular/core';
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import {BrowserModule} from '@angular/platform-browser';
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// #docregion SimpleExample
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@Component({selector: 'hello-world', template: 'Hello World!'})
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class HelloWorld {
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}
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@Component({
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selector: 'ng-component-outlet-simple-example',
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template: `<ng-container *ngComponentOutlet="HelloWorld"></ng-container>`
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})
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class NgTemplateOutletSimpleExample {
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// This field is necessary to expose HelloWorld to the template.
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HelloWorld = HelloWorld;
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}
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// #enddocregion
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// #docregion CompleteExample
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@Injectable()
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class Greeter {
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suffix = '!';
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}
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@Component({
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selector: 'complete-component',
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template: `Complete: <ng-content></ng-content> <ng-content></ng-content>{{ greeter.suffix }}`
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})
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class CompleteComponent {
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constructor(public greeter: Greeter) {}
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}
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@Component({
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selector: 'ng-component-outlet-complete-example',
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template: `
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<ng-container *ngComponentOutlet="CompleteComponent;
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injector: myInjector;
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content: myContent"></ng-container>`
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})
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class NgTemplateOutletCompleteExample {
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// This field is necessary to expose CompleteComponent to the template.
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CompleteComponent = CompleteComponent;
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myInjector: Injector;
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myContent = [[document.createTextNode('Ahoj')], [document.createTextNode('Svet')]];
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constructor(injector: Injector) {
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this.myInjector = ReflectiveInjector.resolveAndCreate([Greeter], injector);
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}
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}
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// #enddocregion
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// #docregion NgModuleFactoryExample
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@Component({selector: 'other-module-component', template: `Other Module Component!`})
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class OtherModuleComponent {
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}
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@Component({
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selector: 'ng-component-outlet-other-module-example',
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template: `
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<ng-container *ngComponentOutlet="OtherModuleComponent;
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ngModuleFactory: myModule;"></ng-container>`
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})
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class NgTemplateOutletOtherModuleExample {
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// This field is necessary to expose OtherModuleComponent to the template.
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OtherModuleComponent = OtherModuleComponent;
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myModule: NgModuleFactory<any>;
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constructor(compiler: Compiler) { this.myModule = compiler.compileModuleSync(OtherModule); }
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}
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// #enddocregion
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@Component({
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selector: 'example-app',
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template: `<ng-component-outlet-simple-example></ng-component-outlet-simple-example>
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<hr/>
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<ng-component-outlet-complete-example></ng-component-outlet-complete-example>
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<hr/>
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<ng-component-outlet-other-module-example></ng-component-outlet-other-module-example>`
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})
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class ExampleApp {
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}
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@NgModule({
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imports: [BrowserModule],
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declarations: [
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ExampleApp, NgTemplateOutletSimpleExample, NgTemplateOutletCompleteExample,
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NgTemplateOutletOtherModuleExample, HelloWorld, CompleteComponent
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],
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entryComponents: [HelloWorld, CompleteComponent],
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bootstrap: [ExampleApp]
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})
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export class AppModule {
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}
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@NgModule({
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imports: [CommonModule],
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declarations: [OtherModuleComponent],
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entryComponents: [OtherModuleComponent]
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})
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export class OtherModule {
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} |