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HxRegistry.h

/*
 *  Copyright (c) 1998, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *
 *  Author(s):
 *  Dennis Koelma (koelma@wins.uva.nl)
 *  Edo Poll (poll@wins.uva.nl)
 */

#ifndef HxRegistry_h
#define HxRegistry_h
#pragma warning (disable : 4786)

#include "HxIoFwd.h"
#include "HxString.h"
#include "HxRegKey.h"

#include "HxTracedObject.h"


class L_HXBASIS HxRegistry TRACED_OBJECT
{
public:
                        HxRegistry();
                        
                        ~HxRegistry();

    static HxRegistry&  instance();

    int                 import(HxString fileName);
    int                 import(const char* argv[]);
    int                 exportText(STD_OSTREAM& out) const;
    int                 exportC(STD_OSTREAM& out, HxString label) const;

    HxRegKey*           insertKey(HxString path);
    void                eraseKey(HxString path);
    HxRegKey*           findKey(HxString path) const;

    void                insertValue(HxString path, const HxRegData&);
    void                insertValue(HxString path, HxString data);
    void                insertValue(HxString path, int data);
    void                eraseValue(HxString path);

    HxString            findValue(HxString path) const;
    int                 valueExists(HxString path) const;

    HxRegKey*           setCursorKey(HxString path);
    HxRegKey*           setCursorUp();
    HxRegKey*           getCursorKey() const;
    HxString            getCursorName() const;

    HxRegKey*           setRootKey();
    HxRegKey*           getRootKey() const;

    STD_OSTREAM&        put(STD_OSTREAM&) const;

private:
                        HxRegistry(const HxRegistry&);
    const HxRegistry&   operator=(const HxRegistry&);

    HxString            getCannonicName(HxString) const;
    const HxRegValue*   doFindValue(HxString path) const;


#pragma warning (disable : 4251)
    HxRegKey*           _rootKey;
    HxRegKey*           _cursorKey;

    HxString            _cursorName;
#pragma warning (default : 4251)
};

inline STD_OSTREAM&
operator<<(STD_OSTREAM& os, const HxRegistry& reg)
{
    return reg.put(os);
}

inline void
HxRegistry::insertValue(HxString path, HxString data)
{
    insertValue(path, HxRegData(data));
}

inline void
HxRegistry::insertValue(HxString path, int data)
{
    insertValue(path, HxRegData(data));
}

inline HxRegKey*
HxRegistry::getCursorKey() const
{
    return _cursorKey;
}

inline HxString
HxRegistry::getCursorName() const
{
    return _cursorName;
}

inline HxRegKey*
HxRegistry::getRootKey() const
{
    return _rootKey;
}

inline HxRegKey*
HxRegistry::setRootKey()
{
    return _cursorKey = _rootKey;
}

#endif

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