From 08bce4cb0618c59843a2149a00b7fbd7436228c1 Mon Sep 17 00:00:00 2001
From: Henrik Raitasola <henrik.raitasola@gmail.com>
Date: Tue, 15 May 2018 11:08:24 +0300
Subject: [PATCH 1/4] Add missing backPress navigator event

---
 types/react-native-navigation/index.d.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/types/react-native-navigation/index.d.ts b/types/react-native-navigation/index.d.ts
index 86b94bff44..c380b4ae7e 100644
--- a/types/react-native-navigation/index.d.ts
+++ b/types/react-native-navigation/index.d.ts
@@ -118,7 +118,7 @@ export interface LightBox {
 }
 
 export interface NavigatorEvent {
-    id: 'willAppear' | 'didAppear' | 'willDisappear' | 'didDisappear' | 'willCommitPreview';
+    id: 'willAppear' | 'didAppear' | 'willDisappear' | 'didDisappear' | 'willCommitPreview' | 'backPress';
 }
 
 export class Navigator {

From 8bd493155842e447bf3be1640b419cd752a84587 Mon Sep 17 00:00:00 2001
From: Henrik Raitasola <henrik.raitasola@gmail.com>
Date: Tue, 15 May 2018 11:16:15 +0300
Subject: [PATCH 2/4] Add one missing function and one missing class

---
 types/react-native-navigation/index.d.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/types/react-native-navigation/index.d.ts b/types/react-native-navigation/index.d.ts
index c380b4ae7e..c1d096fe5f 100644
--- a/types/react-native-navigation/index.d.ts
+++ b/types/react-native-navigation/index.d.ts
@@ -18,6 +18,7 @@ export namespace Navigation {
     function handleDeepLink(params?: { link: string; payload?: string; }): void;
     function registerScreen(screenId: string, generator: () => React.ComponentType<any>): void;
     function getCurrentlyVisibleScreenId(): Promise<string>;
+    function isAppLaunched(): Promise<boolean>;
 }
 
 export interface TabBasedApp {
@@ -155,6 +156,11 @@ export class ScreenVisibilityListener {
     unregister(): void;
 }
 
+export class NativeEventsReceiver {
+    constructor();
+    appLaunched(callback: () => void): void;
+}
+
 export interface ScreenVisibilityListenerParams {
     willAppear?: (params: ListenerParams) => void;
     didAppear?: (params: ListenerParams) => void;

From 9c7095b7b499f9b37fbf504502a5b66948a19017 Mon Sep 17 00:00:00 2001
From: Henrik Raitasola <henrik.raitasola@gmail.com>
Date: Tue, 15 May 2018 11:21:34 +0300
Subject: [PATCH 3/4] Add tests

---
 .../react-native-navigation-tests.tsx         | 20 ++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/types/react-native-navigation/react-native-navigation-tests.tsx b/types/react-native-navigation/react-native-navigation-tests.tsx
index 004673e10a..6adc4f5111 100644
--- a/types/react-native-navigation/react-native-navigation-tests.tsx
+++ b/types/react-native-navigation/react-native-navigation-tests.tsx
@@ -1,6 +1,13 @@
 import * as React from 'react';
 import { Text, View } from 'react-native';
-import { Navigation, NavigationComponentProps, NavigatorStyle, NavigatorButtons, NavigatorEvent } from 'react-native-navigation';
+import { 
+    Navigation,
+    NavigationComponentProps,
+    NavigatorStyle,
+    NavigatorButtons,
+    NavigatorEvent,
+    NativeEventsReceiver,
+} from 'react-native-navigation';
 
 type Props = NavigationComponentProps & { height: number };
 
@@ -67,6 +74,17 @@ Navigation.registerComponent('example.Screen1', () => Screen1);
 Navigation.registerComponent('example.Screen2', () => Screen2);
 Navigation.registerComponent('example.Drawer', () => Drawer);
 
+Navigation.isAppLaunched().then(appLaunched => {
+    if (appLaunched) {
+      startApp(); // App is launched -> show UI
+    }
+    new NativeEventsReceiver().appLaunched(startApp); // App hasn't been launched yet -> show the UI only when needed.
+});
+
+function startApp() {
+    // do something here
+}
+
 Navigation.startTabBasedApp({
     tabs: [
         {

From d443147e896c0569cf6acb7f296ebca1a2cba1fb Mon Sep 17 00:00:00 2001
From: Henrik Raitasola <henrik.raitasola@gmail.com>
Date: Tue, 15 May 2018 11:25:11 +0300
Subject: [PATCH 4/4] Remove trailing whitespace

---
 types/react-native-navigation/react-native-navigation-tests.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/types/react-native-navigation/react-native-navigation-tests.tsx b/types/react-native-navigation/react-native-navigation-tests.tsx
index 6adc4f5111..e2ecc8bccb 100644
--- a/types/react-native-navigation/react-native-navigation-tests.tsx
+++ b/types/react-native-navigation/react-native-navigation-tests.tsx
@@ -1,6 +1,6 @@
 import * as React from 'react';
 import { Text, View } from 'react-native';
-import { 
+import {
     Navigation,
     NavigationComponentProps,
     NavigatorStyle,