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#ifndef QMLWATCHES_P_H
#define QMLWATCHES_P_H

#include <QtCore/qbytearray.h>
#include <QtCore/qobject.h>
#include <QtCore/qpointer.h>
#include <QtCore/qset.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qabstractitemmodel.h>

QT_BEGIN_NAMESPACE

class QmlWatchesProxy;
class QmlExpressionObject;

class QmlWatches : public QAbstractTableModel
{
    Q_OBJECT
public:
    QmlWatches(QObject *parent = 0);

    bool hasWatch(quint32 objectId, const QByteArray &property);
    void addWatch(quint32 objectId, const QByteArray &property);
    void remWatch(quint32 objectId, const QByteArray &property);

    void addWatch(QmlExpressionObject *);

    quint32 objectId(QObject *);
    QObject *object(quint32);

    static QString objectToString(QObject *obj);
protected:
    int columnCount(const QModelIndex &) const;
    int rowCount(const QModelIndex &) const;
    QVariant data(const QModelIndex &, int) const;
    QVariant headerData(int, Qt::Orientation, int) const;

private:
    friend class QmlWatchesProxy;
    QList<QPair<quint32, QByteArray> > m_watches;

    void addValue(int, const QVariant &);
    struct Value {
        int column;
        QVariant variant;
        bool first;
    };
    QList<Value> m_values;
    QStringList m_columnNames;
    QList<QPointer<QmlWatchesProxy> > m_proxies;

    quint32 m_uniqueId;
    QHash<QObject *, QPair<QPointer<QObject>, quint32> *> m_objects;
    QHash<quint32, QPair<QPointer<QObject>, quint32> *> m_objectIds;
};

QT_END_NAMESPACE

#endif // QMLWATCHES_P_H