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| /* eventmodule */ | |
| /* EventsClass for extend */ | |
| var EventModule = function () {} | |
| EventModule.prototype.on = function ( evName, callback ) { | |
| var _this = this; | |
| if ( !this._observer ) { | |
| this._observer = $( {} ); | |
| } | |
| this._observer.on( evName, function () { | |
| var args = arguments; | |
| callback.apply( _this._observer, args ); | |
| } ); | |
| return this; | |
| }; | |
| EventModule.prototype.one = function ( evName, callback ) { | |
| var _this = this; | |
| if ( !this._observer ) { | |
| this._observer = $( {} ); | |
| } | |
| this._observer.one( evName, function () { | |
| var args = arguments; | |
| callback.apply( _this._observer, args ); | |
| } ); | |
| return this; | |
| }; | |
| EventModule.prototype.off = function () { | |
| if ( !!this._observer ) { | |
| return this; | |
| } | |
| this._observer.off.apply( this._observer, arguments ); | |
| return this; | |
| }; | |
| EventModule.prototype.trigger = function () { | |
| if ( !this._observer ) { | |
| return this; | |
| } | |
| this._observer.trigger.apply( this._observer, arguments ); | |
| return this; | |
| }; | |
| /* impl */ | |
| var ConcreteCls = function () { | |
| // constructor I am. | |
| }; | |
| ConcreteCls.prototype = new EventModule(); | |
| /* do it */ | |
| var instance = new ConcreteCls; | |
| instance.on( 'foo', function ( e, params ) { alert( params ); } ); | |
| instance.trigger( 'foo', { val: 'yes!' } ); // yes! |
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