wxTreeItemIndirectData *data);
bool HasIndirectData(const wxTreeItemId& item) const;
+ // the array storing all item ids which have indirect data
wxArrayTreeItemIds m_itemsWithIndirectData;
+ // the hash storing the items attributes (indexed by items ids)
+ wxHashTable m_attrs;
+
+ // TRUE if the hash above is not empty
+ bool m_hasAnyAttr;
+
DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
};