allow for component inheritance without AoT

src/app/pink.toast.ts

@@ -5,11 +5,11 @@ import {
   transition,
   animate,
   style,
+  ApplicationRef,
 } from '@angular/core';
+import { DomSanitizer } from '@angular/platform-browser';
+import { Toast, ToastData, ToastrService, ToastRef } from 'ngx-toastr';
 
-import { Toast } from 'ngx-toastr';
-
-/* tslint:disable */
 @Component({
   selector: '[pink-toast-component]',
   styles: [`
@@ -53,6 +53,18 @@ import { Toast } from 'ngx-toastr';
 export class PinkToast extends Toast {
   // used for demo purposes
   undoString = 'undo';
+
+  // constructor is only necessary when not using AoT
+  constructor(
+    protected toastrService: ToastrService,
+    public data: ToastData,
+    protected toastRef: ToastRef<any>,
+    protected appRef: ApplicationRef,
+    protected sanitizer: DomSanitizer
+  ) {
+    super(toastrService, data, toastRef, appRef, sanitizer);
+  }
+
   action(event: Event) {
     event.stopPropagation();
     this.undoString = 'undid';
@@ -61,4 +73,3 @@ export class PinkToast extends Toast {
     return false;
   }
 }
-/* tslint:enable */

src/lib/overlay/overlay.ts

-import { ComponentFactoryResolver, Injectable, ApplicationRef, Injector, NgZone } from '@angular/core';
+import { ComponentFactoryResolver, Injectable, ApplicationRef, NgZone } from '@angular/core';
 import { DomPortalHost } from '../portal/dom-portal-host';
 import { OverlayRef } from './overlay-ref';
 
@@ -20,7 +20,6 @@ import { ToastContainerDirective } from '../toast-directive';
     constructor(private _overlayContainer: OverlayContainer,
                 private _componentFactoryResolver: ComponentFactoryResolver,
                 private _appRef: ApplicationRef,
-                private _injector: Injector,
                 private _ngZone: NgZone) {}
   /**
    * Creates an overlay.
@@ -61,7 +60,7 @@ import { ToastContainerDirective } from '../toast-directive';
    * @returns A portal host for the given DOM element.
    */
   private _createPortalHost(pane: HTMLElement): DomPortalHost {
-    return new DomPortalHost(pane, this._componentFactoryResolver, this._appRef, this._injector);
+    return new DomPortalHost(pane, this._componentFactoryResolver, this._appRef);
   }
 
   /**

src/lib/package.json

 {
   "name": "ngx-toastr",
-  "version": "4.3.0",
+  "version": "4.4.0",
   "description": "Toastr for Angular",
   "main": "toastr.umd.js",
   "module": "toastr.js",

src/lib/portal/dom-portal-host.ts

@@ -3,7 +3,6 @@ import {
   ComponentRef,
   EmbeddedViewRef,
   ApplicationRef,
-  Injector,
 } from '@angular/core';
 import {BasePortalHost, ComponentPortal} from './portal';
 
@@ -18,8 +17,7 @@ export class DomPortalHost extends BasePortalHost {
   constructor(
       private _hostDomElement: Element,
       private _componentFactoryResolver: ComponentFactoryResolver,
-      private _appRef: ApplicationRef,
-      private _defaultInjector: Injector) {
+      private _appRef: ApplicationRef) {
     super();
   }
 
@@ -36,7 +34,7 @@ export class DomPortalHost extends BasePortalHost {
     // When the ViewContainerRef is missing, we use the factory to create the component directly
     // and then manually attach the ChangeDetector for that component to the application (which
     // happens automatically when using a ViewContainer).
-    componentRef = componentFactory.create(portal.injector || this._defaultInjector);
+    componentRef = componentFactory.create(portal.injector);
 
     // When creating a component outside of a ViewContainer, we need to manually register
     // its ChangeDetector with the application. This API is unfortunately not yet published

src/lib/toast-component.ts

@@ -74,11 +74,11 @@ export class Toast implements OnDestroy {
   onAction: Subject<any>;
 
   constructor(
-    private toastrService: ToastrService,
+    protected toastrService: ToastrService,
     public data: ToastData,
-    private toastRef: ToastRef<any>,
-    private appRef: ApplicationRef,
-    sanitizer: DomSanitizer
+    protected toastRef: ToastRef<any>,
+    protected appRef: ApplicationRef,
+    protected sanitizer: DomSanitizer
   ) {
     this.options = data.optionsOverride;
     this.toastId = data.toastId;

src/lib/toastr.ts

@@ -5,5 +5,6 @@ export { ToastContainerModule, ToastContainerDirective } from './toast-directive
 export { OverlayRef } from './overlay/overlay-ref';
 export { Toast } from './toast-component';
 export { ToastrService, ActiveToast } from './toastr-service';
-export { ToastrConfig, ToastConfig } from './toastr-config';
+export { ToastrConfig, ToastConfig, ToastData } from './toastr-config';
 export { ToastrModule } from './toastr-module';
+export { ToastRef } from './toast-injector';