[ImageRotation] add eventHandler for tizen hardware backKey

Change-Id: I144c0f36bb832b349789c59206b34f75899b1936

diff --git a/js/main.js b/js/main.js
index ef545a0..c805245 100755 (executable)
--- a/js/main.js
+++ b/js/main.js
@@ -20,4 +20,11 @@ function deviceOrientationEvents() {
         }
 }
 
-window.onload = function() {deviceOrientationEvents();};
+window.onload = function() {
+    //add eventListener for tizenhwkey
+    document.addEventListener('tizenhwkey', function(e){
+        tizen.application.getCurrentApplication().exit();
+    });
+
+    deviceOrientationEvents();
+};