fix(toast): toast does not disable the app

fixes #9339

src/components/toast/toast-component.ts

@@ -99,7 +99,7 @@ export class ToastCmp implements AfterViewInit {
   dismiss(role: any): Promise<any> {
     clearTimeout(this.dismissTimeout);
     this.dismissTimeout = undefined;
-    return this._viewCtrl.dismiss(null, role);
+    return this._viewCtrl.dismiss(null, role, {disableApp: false});
   }
 
 }

src/components/toast/toast.ts

@@ -56,6 +56,7 @@ export class Toast extends ViewController {
    * @returns {Promise} Returns a promise which is resolved when the transition has completed.
    */
   present(navOptions: NavOptions = {}) {
+    navOptions.disableApp = false;
     return this._app.present(this, navOptions, AppPortal.TOAST);
   }
 

src/navigation/nav-controller-base.ts

@@ -631,7 +631,7 @@ export class NavControllerBase extends Ion implements NavController {
       // this is the top most, or only active transition, so disable the app
       // add XXms to the duration the app is disabled when the keyboard is open
 
-      if (duration > DISABLE_APP_MINIMUM_DURATION) {
+      if (duration > DISABLE_APP_MINIMUM_DURATION && opts.disableApp !== false) {
         // if this transition has a duration and this is the root transition
         // then set that the app is actively disabled
         this._app.setEnabled(false, duration + ACTIVE_TRANSITION_OFFSET);

src/navigation/nav-util.ts

@@ -159,6 +159,7 @@ export interface NavOptions {
   id?: string;
   keyboardClose?: boolean;
   progressAnimation?: boolean;
+  disableApp?: boolean;
   ev?: any;
   updateUrl?: boolean;
   isNavRoot?: boolean;