primeng
Version:
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55 lines • 9.29 kB
JavaScript
import { Injectable } from '@angular/core';
import { DynamicDialogComponent } from './dynamicdialog';
import { DynamicDialogInjector } from './dynamicdialog-injector';
import { DynamicDialogConfig } from './dynamicdialog-config';
import { DynamicDialogRef } from './dynamicdialog-ref';
import * as i0 from "@angular/core";
export class DialogService {
constructor(componentFactoryResolver, appRef, injector) {
this.componentFactoryResolver = componentFactoryResolver;
this.appRef = appRef;
this.injector = injector;
this.dialogComponentRefMap = new Map();
}
open(componentType, config) {
const dialogRef = this.appendDialogComponentToBody(config);
this.dialogComponentRefMap.get(dialogRef).instance.childComponentType = componentType;
return dialogRef;
}
appendDialogComponentToBody(config) {
const map = new WeakMap();
map.set(DynamicDialogConfig, config);
const dialogRef = new DynamicDialogRef();
map.set(DynamicDialogRef, dialogRef);
const sub = dialogRef.onClose.subscribe(() => {
this.dialogComponentRefMap.get(dialogRef).instance.close();
});
const destroySub = dialogRef.onDestroy.subscribe(() => {
this.removeDialogComponentFromBody(dialogRef);
destroySub.unsubscribe();
sub.unsubscribe();
});
const componentFactory = this.componentFactoryResolver.resolveComponentFactory(DynamicDialogComponent);
const componentRef = componentFactory.create(new DynamicDialogInjector(this.injector, map));
this.appRef.attachView(componentRef.hostView);
const domElem = componentRef.hostView.rootNodes[0];
document.body.appendChild(domElem);
this.dialogComponentRefMap.set(dialogRef, componentRef);
return dialogRef;
}
removeDialogComponentFromBody(dialogRef) {
if (!dialogRef || !this.dialogComponentRefMap.has(dialogRef)) {
return;
}
const dialogComponentRef = this.dialogComponentRefMap.get(dialogRef);
this.appRef.detachView(dialogComponentRef.hostView);
dialogComponentRef.destroy();
this.dialogComponentRefMap.delete(dialogRef);
}
}
DialogService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.0.7", ngImport: i0, type: DialogService, deps: [{ token: i0.ComponentFactoryResolver }, { token: i0.ApplicationRef }, { token: i0.Injector }], target: i0.ɵɵFactoryTarget.Injectable });
DialogService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "14.0.7", ngImport: i0, type: DialogService });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.0.7", ngImport: i0, type: DialogService, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i0.ComponentFactoryResolver }, { type: i0.ApplicationRef }, { type: i0.Injector }]; } });
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