From 3b111a1cd4cd8fe4a7bd27f70ea270e09a0073ce Mon Sep 17 00:00:00 2001
From: Hakim El Hattab <hakim.elhattab@gmail.com>
Date: Sun, 13 Apr 2014 11:55:06 +0200
Subject: [PATCH] add support for custom keyboard availability condition
---
js/reveal.js | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/js/reveal.js b/js/reveal.js
index 962a7cd..fe499ea 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -44,6 +44,9 @@ var Reveal = (function(){
// Enable keyboard shortcuts for navigation
keyboard: true,
+ // Optional function that blocks keyboard events when retuning false
+ keyboardCondition: null,
+
// Enable the slide overview mode
overview: true,
@@ -2836,6 +2839,12 @@ var Reveal = (function(){
*/
function onDocumentKeyDown( event ) {
+ // If there's a condition specified and it returns false,
+ // ignore this event
+ if( typeof config.keyboardCondition === 'function' && config.keyboardCondition() === false ) {
+ return true;
+ }
+
// Remember if auto-sliding was paused so we can toggle it
var autoSlideWasPaused = autoSlidePaused;
--
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