How to parse this XML and append in QTreeWidget?

[Gokulnathvc]

<?xml version="1.0" encoding="utf-8"?>
<relation version="1.0">
  <Friends>
    <first name="ravi"></first >
    <display name="ravi kumar"></display>
  </Friends>
  <Friends>
    <first name="balaji "></first >
    <display name="arun balajir"></display>
  </Friends>
<Friends>
    <first name="kumar"></first >
    <display name="kokki kumar"></display>
  </Friends>
 
</relation >

<?xml version="1.0" encoding="utf-8"?>
<relation version="1.0">
  <Friends>
    <first name="ravi"></first >
    <display name="ravi kumar"></display>
  </Friends>
  <Friends>
    <first name="balaji "></first >
    <display name="arun balajir"></display>
  </Friends>
<Friends>
    <first name="kumar"></first >
    <display name="kokki kumar"></display>
  </Friends>
 
</relation >

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How to parse this xml and retrieve first name and display name. And I want to show only display name in QTreeWidget and if user clicks on the display name, the value to be used should be corresponding first name.. How to achieve this??

[lanz]

Take a look at this example:
http://qt-project.org/doc/qt-4.8/xml-dombookmarks.html