@ngneat/overview
Version:
The Template for Success in Template Management
71 lines • 9.65 kB
JavaScript
import { ApplicationRef, EnvironmentInjector, inject, Injectable, InjectionToken, Injector, signal, } from '@angular/core';
import { isComponent, isString, isTemplateRef } from './types';
import { TplRef } from './template-ref';
import { StringRef } from './string-ref';
import { CompRef } from './comp-ref';
import * as i0 from "@angular/core";
export const VIEW_CONTEXT = new InjectionToken('Component context');
export class ViewService {
constructor() {
this.injector = inject(Injector);
this.appRef = inject(ApplicationRef);
this.environmentInjector = inject(EnvironmentInjector);
}
createComponent(component, options = {}) {
let injector = options.injector ?? this.injector;
let contextSignal;
if (options.context) {
contextSignal = signal(options.context);
injector = Injector.create({
providers: [
{
provide: VIEW_CONTEXT,
useValue: contextSignal.asReadonly(),
},
],
parent: injector,
});
}
return new CompRef({
component,
vcr: options.vcr,
injector,
appRef: this.appRef,
environmentInjector: options.environmentInjector || this.environmentInjector,
contextSignal,
});
}
createTemplate(tpl, options = {}) {
return new TplRef({
vcr: options.vcr,
appRef: this.appRef,
tpl,
context: options.context,
injector: options.injector,
});
}
createView(content, viewOptions = {}) {
if (isTemplateRef(content)) {
return this.createTemplate(content, viewOptions);
}
else if (isComponent(content)) {
return this.createComponent(content, viewOptions);
}
else if (isString(content)) {
return new StringRef(content);
}
else {
throw 'Type of content is not supported';
}
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.0.4", ngImport: i0, type: ViewService, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "18.0.4", ngImport: i0, type: ViewService, providedIn: 'root' }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.0.4", ngImport: i0, type: ViewService, decorators: [{
type: Injectable,
args: [{ providedIn: 'root' }]
}] });
export function injectViewContext() {
return inject(VIEW_CONTEXT);
}
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