Hide hidden fields on hide/minimize

src/app/vault/export.component.ts

@@ -1,4 +1,8 @@
-import { Component } from '@angular/core';
+import {
+    Component,
+    OnInit,
+    NgZone,
+} from '@angular/core';
 
 import { CryptoService } from 'jslib/abstractions/crypto.service';
 import { EventService } from 'jslib/abstractions/event.service';
@@ -6,16 +10,39 @@ import { ExportService } from 'jslib/abstractions/export.service';
 import { I18nService } from 'jslib/abstractions/i18n.service';
 import { PlatformUtilsService } from 'jslib/abstractions/platformUtils.service';
 
+import { BroadcasterService } from 'jslib/angular/services/broadcaster.service';
+
 import { ExportComponent as BaseExportComponent } from 'jslib/angular/components/export.component';
 
+const BroadcasterSubscriptionId = 'ExportComponent';
+
 @Component({
     selector: 'app-export',
     templateUrl: 'export.component.html',
 })
-export class ExportComponent extends BaseExportComponent {
+export class ExportComponent extends BaseExportComponent implements OnInit {
     constructor(cryptoService: CryptoService, i18nService: I18nService,
         platformUtilsService: PlatformUtilsService, exportService: ExportService,
-        eventService: EventService) {
+        eventService: EventService, private broadcasterService: BroadcasterService,
+        private ngZone: NgZone) {
         super(cryptoService, i18nService, platformUtilsService, exportService, eventService, window);
     }
+
+    async ngOnInit() {
+        this.broadcasterService.subscribe(BroadcasterSubscriptionId, async (message: any) => {
+            this.ngZone.run(() => {
+                switch (message.command) {
+                    case 'windowHidden':
+                        this.onWindowHidden();
+                        break;
+                
+                    default:
+                }
+            });
+        });
+    }
+
+    onWindowHidden() {
+        this.showPassword = false;
+    }
 }