set 'hidden' attribute on all slides except the present (#457)

js/reveal.js

@@ -1362,6 +1362,9 @@ var Reveal = (function(){
 				element.classList.remove( 'present' );
 				element.classList.remove( 'future' );
 
+				// http://www.w3.org/html/wg/drafts/html/master/editing.html#the-hidden-attribute
+				element.setAttribute( 'hidden', '' );
+
 				if( i < index ) {
 					// Any element previous to index is given the 'past' class
 					element.classList.add( reverse ? 'future' : 'past' );
@@ -1379,6 +1382,7 @@ var Reveal = (function(){
 
 			// Mark the current slide as present
 			slides[index].classList.add( 'present' );
+			slides[index].removeAttribute( 'hidden' );
 
 			// If this slide has a state associated with it, add it
 			// onto the current state of the deck

js/reveal.min.js

@@ -1,8 +1,8 @@
 /*!
- * reveal.js 2.5.0 (2013-06-09, 16:46)
+ * reveal.js 2.5.0 (2013-06-09, 17:14)
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  *
  * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
  */
-var Reveal=function(){"use strict";function e(e){return Ct||Nt?(window.addEventListener("load",y,!1),l(kt,e),r(),o(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function t(){if(Pt.theme=document.querySelector("#theme"),Pt.wrapper=document.querySelector(".reveal"),Pt.slides=document.querySelector(".reveal .slides"),document.querySelector(".reveal .background")||(Pt.background=document.createElement("div"),Pt.background.classList.add("background"),Pt.wrapper.appendChild(Pt.background)),!Pt.wrapper.querySelector(".progress")){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="<span></span>",Pt.wrapper.appendChild(e)}if(!Pt.wrapper.querySelector(".controls")){var t=document.createElement("aside");t.classList.add("controls"),t.innerHTML='<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>',Pt.wrapper.appendChild(t)}if(!Pt.wrapper.querySelector(".state-background")){var n=document.createElement("div");n.classList.add("state-background"),Pt.wrapper.appendChild(n)}if(!Pt.wrapper.querySelector(".pause-overlay")){var r=document.createElement("div");r.classList.add("pause-overlay"),Pt.wrapper.appendChild(r)}Pt.progress=document.querySelector(".reveal .progress"),Pt.progressbar=document.querySelector(".reveal .progress span"),kt.controls&&(Pt.controls=document.querySelector(".reveal .controls"),Pt.controlsLeft=d(document.querySelectorAll(".navigate-left")),Pt.controlsRight=d(document.querySelectorAll(".navigate-right")),Pt.controlsUp=d(document.querySelectorAll(".navigate-up")),Pt.controlsDown=d(document.querySelectorAll(".navigate-down")),Pt.controlsPrev=d(document.querySelectorAll(".navigate-prev")),Pt.controlsNext=d(document.querySelectorAll(".navigate-next")))}function n(){function e(e,t){var n={background:e.getAttribute("data-background"),backgroundSize:e.getAttribute("data-background-size"),backgroundColor:e.getAttribute("data-background-color"),backgroundRepeat:e.getAttribute("data-background-repeat"),backgroundPosition:e.getAttribute("data-background-position")},r=document.createElement("div");return r.className="slide-background",n.background&&(/\.(png|jpg|jpeg|gif|bmp)$/gi.test(n.background)?r.style.backgroundImage="url("+n.background+")":r.style.background=n.background),n.backgroundSize&&(r.style.backgroundSize=n.backgroundSize),n.backgroundColor&&(r.style.backgroundColor=n.backgroundColor),n.backgroundRepeat&&(r.style.backgroundRepeat=n.backgroundRepeat),n.backgroundPosition&&(r.style.backgroundPosition=n.backgroundPosition),t.appendChild(r),r}f()&&document.body.classList.add("print-pdf"),Pt.background.innerHTML="",Pt.background.classList.add("no-transition"),d(document.querySelectorAll(Lt)).forEach(function(t){var 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e&&l(kt,e),Nt===!1&&(kt.transition="linear"),Pt.wrapper.classList.add(kt.transition),Pt.wrapper.setAttribute("data-transition-speed",kt.transitionSpeed),Pt.wrapper.setAttribute("data-background-transition",kt.backgroundTransition),Pt.controls&&(Pt.controls.style.display=kt.controls&&Pt.controls?"block":"none"),Pt.progress&&(Pt.progress.style.display=kt.progress&&Pt.progress?"block":"none"),kt.rtl?Pt.wrapper.classList.add("rtl"):Pt.wrapper.classList.remove("rtl"),kt.center?Pt.wrapper.classList.add("center"):Pt.wrapper.classList.remove("center"),kt.mouseWheel?(document.addEventListener("DOMMouseScroll",it,!1),document.addEventListener("mousewheel",it,!1)):(document.removeEventListener("DOMMouseScroll",it,!1),document.removeEventListener("mousewheel",it,!1)),kt.rollingLinks?m():h(),kt.theme&&Pt.theme){var t=Pt.theme.getAttribute("href"),n=/[^\/]*?(?=\.css)/,r=t.match(n)[0];kt.theme!==r&&(t=t.replace(n,kt.theme),Pt.theme.setAttribute("href",t))}C()}function i(){Xt=!0,window.addEventListener("hashchange",mt,!1),window.addEventListener("resize",ht,!1),kt.touch&&(Pt.wrapper.addEventListener("touchstart",tt,!1),Pt.wrapper.addEventListener("touchmove",nt,!1),Pt.wrapper.addEventListener("touchend",rt,!1),window.navigator.msPointerEnabled&&(Pt.wrapper.addEventListener("MSPointerDown",ot,!1),Pt.wrapper.addEventListener("MSPointerMove",at,!1),Pt.wrapper.Line truncated
+var Reveal=function(){"use strict";function e(e){return Ct||Nt?(window.addEventListener("load",y,!1),l(kt,e),r(),o(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function t(){if(Pt.theme=document.querySelector("#theme"),Pt.wrapper=document.querySelector(".reveal"),Pt.slides=document.querySelector(".reveal .slides"),document.querySelector(".reveal .background")||(Pt.background=document.createElement("div"),Pt.background.classList.add("background"),Pt.wrapper.appendChild(Pt.background)),!Pt.wrapper.querySelector(".progress")){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="<span></span>",Pt.wrapper.appendChild(e)}if(!Pt.wrapper.querySelector(".controls")){var t=document.createElement("aside");t.classList.add("controls"),t.innerHTML='<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>',Pt.wrapper.appendChild(t)}if(!Pt.wrapper.querySelector(".state-background")){var n=document.createElement("div");n.classList.add("state-background"),Pt.wrapper.appendChild(n)}if(!Pt.wrapper.querySelector(".pause-overlay")){var r=document.createElement("div");r.classList.add("pause-overlay"),Pt.wrapper.appendChild(r)}Pt.progress=document.querySelector(".reveal .progress"),Pt.progressbar=document.querySelector(".reveal .progress span"),kt.controls&&(Pt.controls=document.querySelector(".reveal .controls"),Pt.controlsLeft=d(document.querySelectorAll(".navigate-left")),Pt.controlsRight=d(document.querySelectorAll(".navigate-right")),Pt.controlsUp=d(document.querySelectorAll(".navigate-up")),Pt.controlsDown=d(document.querySelectorAll(".navigate-down")),Pt.controlsPrev=d(document.querySelectorAll(".navigate-prev")),Pt.controlsNext=d(document.querySelectorAll(".navigate-next")))}function n(){function e(e,t){var n={background:e.getAttribute("data-background"),backgroundSize:e.getAttribute("data-background-size"),backgroundColor:e.getAttribute("data-background-color"),backgroundRepeat:e.getAttribute("data-background-repeat"),backgroundPosition:e.getAttribute("data-background-position")},r=document.createElement("div");return r.className="slide-background",n.background&&(/\.(png|jpg|jpeg|gif|bmp)$/gi.test(n.background)?r.style.backgroundImage="url("+n.background+")":r.style.background=n.background),n.backgroundSize&&(r.style.backgroundSize=n.backgroundSize),n.backgroundColor&&(r.style.backgroundColor=n.backgroundColor),n.backgroundRepeat&&(r.style.backgroundRepeat=n.backgroundRepeat),n.backgroundPosition&&(r.style.backgroundPosition=n.backgroundPosition),t.appendChild(r),r}f()&&document.body.classList.add("print-pdf"),Pt.background.innerHTML="",Pt.background.classList.add("no-transition"),d(document.querySelectorAll(Lt)).forEach(function(t){var 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e&&l(kt,e),Nt===!1&&(kt.transition="linear"),Pt.wrapper.classList.add(kt.transition),Pt.wrapper.setAttribute("data-transition-speed",kt.transitionSpeed),Pt.wrapper.setAttribute("data-background-transition",kt.backgroundTransition),Pt.controls&&(Pt.controls.style.display=kt.controls&&Pt.controls?"block":"none"),Pt.progress&&(Pt.progress.style.display=kt.progress&&Pt.progress?"block":"none"),kt.rtl?Pt.wrapper.classList.add("rtl"):Pt.wrapper.classList.remove("rtl"),kt.center?Pt.wrapper.classList.add("center"):Pt.wrapper.classList.remove("center"),kt.mouseWheel?(document.addEventListener("DOMMouseScroll",it,!1),document.addEventListener("mousewheel",it,!1)):(document.removeEventListener("DOMMouseScroll",it,!1),document.removeEventListener("mousewheel",it,!1)),kt.rollingLinks?m():h(),kt.theme&&Pt.theme){var t=Pt.theme.getAttribute("href"),n=/[^\/]*?(?=\.css)/,r=t.match(n)[0];kt.theme!==r&&(t=t.replace(n,kt.theme),Pt.theme.setAttribute("href",t))}C()}function 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