From e9cd66a852361d01a66b9a1f39407da53f5c5527 Mon Sep 17 00:00:00 2001
From: vakrilov <alexander.vakrilov@telerik.com>
Date: Wed, 22 Jul 2015 16:33:26 +0300
Subject: [PATCH] Add type checks fro all app lifecycle events

---
 application/application.android.ts | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/application/application.android.ts b/application/application.android.ts
index ead87cd67..1131a5958 100644
--- a/application/application.android.ts
+++ b/application/application.android.ts
@@ -18,6 +18,10 @@ var initEvents = function () {
     // TODO: Verify whether the logic for triggerring application-wide events based on Activity callbacks is working properly
     var lifecycleCallbacks = new android.app.Application.ActivityLifecycleCallbacks({
         onActivityCreated: function (activity: any, bundle: any) {
+            if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
+                return;
+            }
+
             if (!androidApp.startActivity) {
                 androidApp.startActivity = activity;
 
@@ -32,6 +36,10 @@ var initEvents = function () {
         },
 
         onActivityDestroyed: function (activity: any) {
+            if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
+                return;
+            }
+
             // Clear the current activity reference to prevent leak
             if (activity === androidApp.foregroundActivity) {
                 androidApp.foregroundActivity = undefined;
@@ -62,6 +70,10 @@ var initEvents = function () {
         },
 
         onActivityPaused: function (activity: any) {
+            if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
+                return;
+            }
+
             if (activity === androidApp.foregroundActivity) {
                 if (exports.onSuspend) {
                     exports.onSuspend();
@@ -78,6 +90,10 @@ var initEvents = function () {
         },
 
         onActivityResumed: function (activity: any) {
+            if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
+                return;
+            }
+
             if (activity === androidApp.foregroundActivity) {
                 if (exports.onResume) {
                     exports.onResume();
@@ -94,6 +110,10 @@ var initEvents = function () {
         },
 
         onActivitySaveInstanceState: function (activity: any, bundle: any) {
+            if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
+                return;
+            }
+
             androidApp.notify(<dts.AndroidActivityBundleEventData>{ eventName: "saveActivityState", object: androidApp, activity: activity, bundle: bundle });
 
             if (androidApp.onSaveActivityState) {
@@ -102,6 +122,10 @@ var initEvents = function () {
         },
 
         onActivityStarted: function (activity: any) {
+            if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
+                return;
+            }
+
             androidApp.foregroundActivity = activity;
 
             androidApp.notify(<dts.AndroidActivityEventData>{ eventName: "activityStarted", object: androidApp, activity: activity });
@@ -112,6 +136,10 @@ var initEvents = function () {
         },
 
         onActivityStopped: function (activity: any) {
+            if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
+                return;
+            }
+
             androidApp.notify(<dts.AndroidActivityEventData>{ eventName: "activityStopped", object: androidApp, activity: activity });
 
             if (androidApp.onActivityStopped) {