code: function( type/*, args...*/ ) {
                  var args = [].slice.call( arguments, 1 ),
                      opts = this.options,
                      name = 'on' + type.substring( 0, 1 ).toUpperCase() +
                          type.substring( 1 );
      
                  if ( Mediator.trigger.apply( this, arguments ) === false ) {
                      return false;
                  }
      
                  if ( $.isFunction( opts[ name ] ) &&
                          opts[ name ].apply( this, args ) === false ) {
                      return false;
                  }
      
                  if ( $.isFunction( this[ name ] ) &&
                          this[ name ].apply( this, args ) === false ) {
                      return false;
                  }
      
                  return true;
              }
docs: 需要重写此方法来来支持opts.onEvent和instance.onEvent的处理器