bubble all reveal.js events to parent window through postMessage
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18
js/reveal.js
18
js/reveal.js
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@ -568,10 +568,11 @@ var Reveal = (function(){
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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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}, false );
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}
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@ -957,13 +958,22 @@ var Reveal = (function(){
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* Dispatches an event of the specified type from the
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* reveal DOM element.
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*/
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function dispatchEvent( type, properties ) {
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function dispatchEvent( type, args ) {
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var event = document.createEvent( "HTMLEvents", 1, 2 );
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var event = document.createEvent( 'HTMLEvents', 1, 2 );
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event.initEvent( type, true, true );
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extend( event, properties );
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extend( event, args );
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dom.wrapper.dispatchEvent( event );
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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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// 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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window.parent.postMessage( JSON.stringify({ namespace: 'reveal', eventName: type, eventArgs: args || null }), '*' );
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}
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}
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/**
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