From 756f721cb648231cd11a2490c2ba65e18a9e5edb Mon Sep 17 00:00:00 2001
From: Sajid Anwar <sajidanwar94@gmail.com>
Date: Wed, 18 Jun 2014 15:41:12 -0700
Subject: [PATCH] Simple fix to prevent null reference error in main JS, see
 #196

---
 radiant-player-mac/AppDelegate.m | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/radiant-player-mac/AppDelegate.m b/radiant-player-mac/AppDelegate.m
index f74aec37..5da860e5 100644
--- a/radiant-player-mac/AppDelegate.m
+++ b/radiant-player-mac/AppDelegate.m
@@ -652,9 +652,13 @@ - (void)webView:(WebView *)webView didClearWindowObject:(WebScriptObject *)windo
 
 - (void)webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame
 {
+    // Only apply the main script file when the player is ready.
+    if ([[webView mainFrameDocument] querySelector:@"#playerSongInfo"]) {
+        [self evaluateJavaScriptFile:@"main"];
+    }
+    
     [self evaluateJavaScriptFile:@"keyboard"];
     [self evaluateJavaScriptFile:@"mouse"];
-    [self evaluateJavaScriptFile:@"main"];
     [self evaluateJavaScriptFile:@"styles"];
     
     // Apply the navigation styles.