add config option for postMessage features
parent
a4b09aecda
commit
fea11d24bc
21
js/reveal.js
21
js/reveal.js
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@ -89,6 +89,9 @@ var Reveal = (function(){
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// Opens links in an iframe preview overlay
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previewLinks: false,
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// Flags if we should listen to and dispatch events through window.postMessage
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postMessage: true,
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// Focuses body when page changes visiblity to ensure keyboard shortcuts work
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focusBodyOnPageVisiblityChange: true,
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@ -565,14 +568,16 @@ var Reveal = (function(){
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*/
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function setupPostMessage() {
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window.addEventListener( 'message', function ( event ) {
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var data = JSON.parse( event.data );
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var method = Reveal[data.method];
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if( config.postMessage ) {
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window.addEventListener( 'message', function ( event ) {
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var data = JSON.parse( event.data );
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var method = Reveal[data.method];
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if( typeof method === 'function' ) {
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method.apply( Reveal, data.args );
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}
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}, false );
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if( typeof method === 'function' ) {
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method.apply( Reveal, data.args );
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}
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}, false );
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}
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}
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@ -967,7 +972,7 @@ var Reveal = (function(){
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// If we're in an iframe, post each reveal.js event to the
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// parent window. Used by the notes plugin
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if( window.parent !== window.self ) {
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if( config.postMessage && window.parent !== window.self ) {
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// Remove arguments that can't be stringified (circular structures)
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if( args && args.currentSlide ) delete args.currentSlide;
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if( args && args.previousSlide ) delete args.previousSlide;
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