From 06fcbf05a25a55316445d5b9ded58c8853a7d784 Mon Sep 17 00:00:00 2001
From: Raghav Katyal <rakatyal@microsoft.com>
Date: Thu, 21 Jan 2016 14:11:59 -0800
Subject: [PATCH] Adding comments

---
 src/windows/CameraProxy.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/windows/CameraProxy.js b/src/windows/CameraProxy.js
index e45ec9d..36e53d7 100644
--- a/src/windows/CameraProxy.js
+++ b/src/windows/CameraProxy.js
@@ -381,7 +381,7 @@ function takePictureFromCameraWP(successCallback, errorCallback, args) {
 
             if (FocusControl.supported === true) {
                 capturePreview.addEventListener('click', function () {
-                    // Make sure user can't click more than once
+                    // Make sure function isn't called again before previous focus is completed
                     if (this.getAttribute('clicked') === '1') {
                         return false;
                     } else {
@@ -390,6 +390,7 @@ function takePictureFromCameraWP(successCallback, errorCallback, args) {
                     var preset = Windows.Media.Devices.FocusPreset.autoNormal;
                     var parent = this;
                     FocusControl.setPresetAsync(preset).done(function () {
+                        // set the clicked attribute back to '0' to allow focus again
                         parent.setAttribute('clicked', '0');
                     });
                 });