Added support for debugging events.
parent
1aef9e376d
commit
74fc840366
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@ -105,6 +105,22 @@ H5P.EventDispatcher = (function () {
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}
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};
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/**
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* Creates a copy of the arguments list. Skips the given number of arguments.
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*
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* @private
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* @param {Array} args List of arguments
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* @param {Number} skip Number of arguments to skip
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* @param {Array} Copy og arguments list
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*/
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var getArgs = function (args, skip) {
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var left = [];
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for (var i = skip; i < args.length; i++) {
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left.push(args[i]);
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}
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return left;
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};
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/**
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* Dispatch event.
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*
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@ -113,18 +129,20 @@ H5P.EventDispatcher = (function () {
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* @param {...*} args
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*/
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self.trigger = function (type) {
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if (self.debug !== undefined) {
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// Class has debug enabled. Log events.
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console.log(self.debug + ' - Firing event "' + type + '", ' + (events[type] === undefined ? 0 : events[type].length) + ' listeners.', getArgs(arguments, 1));
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}
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if (events[type] === undefined) {
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return;
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}
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// Copy all arguments except the first
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var i, args = [];
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for (i = 1; i < arguments.length; i++) {
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args.push(arguments[i]);
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}
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var args = getArgs(arguments, 1);
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// Call all listeners
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for (i = 0; i < events[type].length; i++) {
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for (var i = 0; i < events[type].length; i++) {
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events[type][i].apply(self, args);
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}
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};
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