title: How to handle "no attribute 'setCurrentText'" using the PySide Qt QComboBox
body: <p>When trying to use addItem on a Qt QComboBox using PySide I am getting the following error:</p>
  
  <p>AttributeError: 'PySide.QtGui.QComboBox' object has no attribute 'setCurrentText'</p>
  
  <p>How can one use a ComboBox if the addItem method results in an error?</p>