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Issue #698: Non-async script callbacks are now also called before starting Reveal

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This commit is contained in:
Thomas Endres 2013-11-10 16:16:49 +01:00
parent 0ffbe8d09c
commit ffd8ccbffa
1 changed files with 52 additions and 43 deletions
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95
js/reveal.js
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@ -242,58 +242,67 @@ var Reveal = (function(){
} }
/** /**
* Loads the dependencies of reveal.js. Dependencies are * Loads the dependencies of reveal.js. Dependencies are
* defined via the configuration option 'dependencies' * defined via the configuration option 'dependencies'
* and will be loaded prior to starting/binding reveal.js. * and will be loaded prior to starting/binding reveal.js.
* Some dependencies may have an 'async' flag, if so they * Some dependencies may have an 'async' flag, if so they
* will load after reveal.js has been started up. * will load after reveal.js has been started up.
*/ */
function load() { function load() {
var scripts = [],
scriptsAsync = [],
scriptsToApply = 0;
var scripts = [], // Called once synchronous scripts finish loading
scriptsAsync = []; function proceed() {
if( scriptsAsync.length ) {
// Load asynchronous scripts
head.js.apply( null, scriptsAsync );
}
for( var i = 0, len = config.dependencies.length; i < len; i++ ) { start();
var s = config.dependencies[i]; }
// Load if there's no condition or the condition is truthy for( var i = 0, len = config.dependencies.length; i < len; i++ ) {
if( !s.condition || s.condition() ) { var s = config.dependencies[i];
if( s.async ) {
scriptsAsync.push( s.src );
}
else {
scripts.push( s.src );
}
// Extension may contain callback functions // Load if there's no condition or the condition is truthy
if( typeof s.callback === 'function' ) { if( !s.condition || s.condition() ) {
head.ready( s.src.match( /([\w\d_\-]*)\.?js$|[^\\\/]*$/i )[0], s.callback ); if( s.async ) {
} scriptsAsync.push( s.src );
} }
} else {
scripts.push( s.src );
}
// Called once synchronous scripts finish loading // Extension may contain callback functions
function proceed() { (function(s) {
if( scriptsAsync.length ) { head.ready( s.src.match( /([\w\d_\-]*)\.?js$|[^\\\/]*$/i )[0], function() {
// Load asynchronous scripts if( typeof s.callback === 'function' ) {
head.js.apply( null, scriptsAsync ); s.callback.apply(this);
} }
start(); scriptsToApply--;
} if (scriptsToApply === 0) {
proceed();
}
});
})(s);
}
}
if( scripts.length ) { if( scripts.length ) {
scripts.push(proceed); scriptsToApply = scripts.length;
// Load synchronous scripts // Load synchronous scripts
head.js.apply( null, scripts ); head.js.apply( null, scripts );
} }
else { else {
proceed(); proceed();
} }
} }
/** /**
* Starts up reveal.js by binding input events and navigating * Starts up reveal.js by binding input events and navigating