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add getRevealElement API method

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This commit is contained in:
Hakim El Hattab
2018-11-16 10:39:43 +01:00
parent f042a8c394
commit 8ac3383bee
2 changed files with 10 additions and 2 deletions
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9
js/reveal.js
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@ -5683,6 +5683,11 @@
return query;
},
// Returns the top-level DOM element
getRevealElement: function() {
return dom.wrapper || document.querySelector( '.reveal' );
},
// Returns true if we're currently on the first slide
isFirstSlide: function() {
return ( indexh === 0 && indexv === 0 );
@ -5724,12 +5729,12 @@
// Forward event binding to the reveal DOM element
addEventListener: function( type, listener, useCapture ) {
if( 'addEventListener' in window ) {
( dom.wrapper || document.querySelector( '.reveal' ) ).addEventListener( type, listener, useCapture );
Reveal.getRevealElement().addEventListener( type, listener, useCapture );
}
},
removeEventListener: function( type, listener, useCapture ) {
if( 'addEventListener' in window ) {
( dom.wrapper || document.querySelector( '.reveal' ) ).removeEventListener( type, listener, useCapture );
Reveal.getRevealElement().removeEventListener( type, listener, useCapture );
}
},