From ba011027cea557a78a400959f9f04a8de456947e Mon Sep 17 00:00:00 2001
From: Eric Bidelman
Date: Tue, 10 Apr 2012 16:41:02 -0700
Subject: Clean up up .sass file. Speaker notes and code highlighting toggles
 off when slide move

---
 js/slides.js | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'js')

diff --git a/js/slides.js b/js/slides.js
index 3f2366b..66aaa51 100644
--- a/js/slides.js
+++ b/js/slides.js
@@ -128,7 +128,10 @@ SlideDeck.prototype.onBodyKeyDown_ = function(e) {
       break;
 
     case 78: // N
-      document.body.classList.toggle('with-notes');
+      // If this slide contains notes, toggle them.
+      if (this.slides_[this.curSlide_].querySelector('.note')) {
+        document.body.classList.toggle('with-notes');
+      }
       break;
 
     case 27: // ESC
@@ -276,6 +279,11 @@ SlideDeck.prototype.buildNextItem_ = function() {
  */
 SlideDeck.prototype.prevSlide = function(opt_dontPush) {
   if (this.curSlide_ > 0) {
+    // Toggle off speaker notes and/or highlighted code if they're showing.
+    var bodyClassList = document.body.classList;
+    bodyClassList.remove('with-notes');
+    bodyClassList.remove('highlight-code');
+
     this.prevSlide_ = this.curSlide_;
     this.curSlide_--;
 
@@ -293,6 +301,11 @@ SlideDeck.prototype.nextSlide = function(opt_dontPush) {
   }
 
   if (this.curSlide_ < this.slides_.length - 1) {
+    // Toggle off speaker notes and/or highlighted code if they're showing.
+    var bodyClassList = document.body.classList;
+    bodyClassList.remove('with-notes');
+    bodyClassList.remove('highlight-code');
+
     this.prevSlide_ = this.curSlide_;
     this.curSlide_++;
 
-- 
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