🚧 (BackHandlerDelegate) init BackHandlerDelegate

Author: tpucci

src/Navigation/BackHandlerDelegate.ts

@@ -0,0 +1,12 @@
+import { BackHandler } from 'react-native';
+
+export class BackHandlerDelegate {
+  constructor() {
+    BackHandler.addEventListener('hardwareBackPress', this.backHandler);
+  }
+
+  private backHandler = () => {
+    // tslint:disable-next-line
+    console.log("Back action fired !");
+  };
+}

src/Navigation/Navigation.ts

@@ -1,4 +1,5 @@
 import { FullScreenDelegate } from './FullScreenDelegate';
+import { BackHandlerDelegate } from './BackHandlerDelegate';
 
 export class Navigation {
   static get instance() {
@@ -11,4 +12,6 @@ export class Navigation {
   private static singleton: Navigation;
 
   fullScreenDelegate = new FullScreenDelegate();
+
+  backHandlerDelegate = new BackHandlerDelegate();
 }