treeitem.cpp Example File

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  /*
      treeitem.cpp

      A container for items of data supplied by the simple tree model.
  */

  #include <QStringList>

  #include "treeitem.h"

  TreeItem::TreeItem(const QList<QVariant> &data, TreeItem *parent)
  {
      m_parentItem = parent;
      m_itemData = data;
  }

  TreeItem::~TreeItem()
  {
      qDeleteAll(m_childItems);
  }

  void TreeItem::appendChild(TreeItem *item)
  {
      m_childItems.append(item);
  }

  TreeItem *TreeItem::child(int row)
  {
      return m_childItems.value(row);
  }

  int TreeItem::childCount() const
  {
      return m_childItems.count();
  }

  int TreeItem::columnCount() const
  {
      return m_itemData.count();
  }

  QVariant TreeItem::data(int column) const
  {
      return m_itemData.value(column);
  }

  TreeItem *TreeItem::parentItem()
  {
      return m_parentItem;
  }

  int TreeItem::row() const
  {
      if (m_parentItem)
          return m_parentItem->m_childItems.indexOf(const_cast<TreeItem*>(this));

      return 0;
  }