Simple DOM Model Example


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  #include "domitem.h"

  #include <QtXml>

  DomItem::DomItem(const QDomNode &node, int row, DomItem *parent)
      : domNode(node),
        // Record the item's location within its parent.
        parentItem(parent),
        rowNumber(row)
  {}

  DomItem::~DomItem()
  {
      qDeleteAll(childItems);
  }

  QDomNode DomItem::node() const
  {
      return domNode;
  }

  DomItem *DomItem::parent()
  {
      return parentItem;
  }

  DomItem *DomItem::child(int i)
  {
      DomItem *childItem = childItems.value(i);
      if (childItem)
          return childItem;

      // if child does not yet exist, create it
      if (i >= 0 && i < domNode.childNodes().count()) {
          QDomNode childNode = domNode.childNodes().item(i);
          childItem = new DomItem(childNode, i, this);
          childItems[i] = childItem;
      }
      return childItem;
  }

  int DomItem::row() const
  {
      return rowNumber;
  }