js/core/EventDispatcher.js
function (attributes, target) {
                this.$ = attributes;

                this.target = target;
                this.isDefaultPrevented = false;
                this.isPropagationStopped = false;
                this.isImmediatePropagationStopped = false;

            }
function (attributes, target) {
                this.$ = attributes;

                this.target = target;
                this.isDefaultPrevented = false;
                this.isPropagationStopped = false;
                this.isImmediatePropagationStopped = false;

            }
function ( attributes , target ) { this . $ = attributes ; this . target = target ; this . isDefaultPrevented = false ; this . isPropagationStopped = false ; this . isImmediatePropagationStopped = false ; }
Description of constructor.
@param {Object} attributes Hash of attributes
Description of constructor .