rem: proto.getButton = function() { if (this._buttonEvaluated) { return this._button; };  this._buttonEvaluated = true; return this._button = this._evalButton(); }; 
add: QxMouseEvent.getButton  = function() { return QxMouseEvent._button;  }; 
context: proto.getButton = function(){  if (this._buttonEvaluated) {    return this._button;  };  this._buttonEvaluated = true;  return this._button = this._evalButton();};
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/d0984a49e5708d61cfe1e6165e1e198760df5324/QxMouseEvent.js/buggy/qooxdoo/source/script/events/QxMouseEvent.js