46 lines
1.2 KiB
JavaScript
46 lines
1.2 KiB
JavaScript
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define(['taoQtiItem/portableLib/lodash'], function(_){
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'use strict';
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return function EventMgr(){
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var events = {};
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this.get = function get(event){
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if(event && events[event]){
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return _.clone(events[event]);
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}else{
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return [];
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}
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};
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this.on = function on(event, callback){
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var name;
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var tokens = event.split('.');
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if(tokens[0]){
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name = tokens.shift();
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events[name] = events[name] || [];
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events[name].push({
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ns : tokens,
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callback : callback
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});
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}
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};
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this.off = function off(event){
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if(event && events[event]){
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events[event] = [];
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}
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};
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this.trigger = function trigger(event, data){
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if(events[event]){
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_.forEach(events[event], function(e){
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e.callback.apply({
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type : event,
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ns : []
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}, data);
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});
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}
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};
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};
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});
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