add:  var vSelected = this._manager.getSelectedItem();  if (!vVisible) { this.setSelected(vSelected); } else if (vSelected) { this._field.setValue(vSelected.getLabel()); } 
context: qx.Proto._onkeypress = function(e){  if (!this.isEditable()) {    this._list._onkeypress(e);  }}
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/c9813a03369ec09482f11867fecc6482023542b1/ComboBox.js/buggy/qooxdoo/frontend/framework/source/class/qx/ui/form/ComboBox.js