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#ifndef MODEL_H_INCLUDED
#define MODEL_H_INCLUDED
#include <QAbstractItemModel>
#include <QxtBdbTree>
#include <QxtLinkedTree>
#include "node.h"
#include <QStringList>
struct XmlDbModelCacheItem
{
QxtBdbTreeIterator<XmlNode> node;
int children;
};
class XmlDbModel : public QAbstractItemModel, public QxtBdbTree<XmlNode>
{
public:
XmlDbModel(QString db);
XmlDbModel();
bool open (QString file);
void loadXml (QStringList files);
virtual int columnCount ( const QModelIndex & parent = QModelIndex() ) const;
virtual QVariant data ( const QModelIndex & index, int role = Qt::DisplayRole ) const;
virtual QVariant headerData ( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const;
virtual QModelIndex parent ( const QModelIndex & index ) const;
virtual QModelIndex index ( int row, int column, const QModelIndex & parent = QModelIndex() ) const;
virtual int rowCount ( const QModelIndex & parent = QModelIndex() ) const;
virtual bool canFetchMore ( const QModelIndex & parent ) const;
virtual void fetchMore ( const QModelIndex & parent );
private:
mutable QxtLinkedTree <XmlDbModelCacheItem> cache ;
};
#endif // MODEL_H_INCLUDED
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