gls_menu_data.h

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#if !defined(GLS_MENUDATA_H)
#define GLS_MENUDATA_H

#ifdef WIN32
#pragma warning (disable:4786)
#endif

#include <string>
#include <iomanip>
#include <iostream>
#include <stdio.h>
#include "gls_functor.h"

#include "disti_metadata.h"


//============================================================================
//============================================================================
class GlsMenuData : public disti::DistiAttributeBase
{
public:

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuData(const std::string& name, bool localStorage);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual ~GlsMenuData();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void Inc(long amount = 1);

private:
}; // end GlsMenuData


//============================================================================
//============================================================================
template <class T>
class GlsMenuData_T : public GlsMenuData
{
public:

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuData_T(const std::string& name, T* data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuData_T(const std::string& name, const T& value);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuData_T(const std::string& name);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual ~GlsMenuData_T();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void Attach(T*& data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual bool ReferTo(T& data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual bool ValueChanged();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void ResetValueChanged();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual std::ostream& WriteValue(std::ostream& outstr);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual std::istream& ReadValue(std::istream& instr);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void SetPrecision(int outputPrecision);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual const T& Value() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual T& Value();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void Value(const T& val);


protected:

    T* _data;

    T  _prevValue;

    bool _prevValueValid;

    int _precision;

}; // end GlsMenuData_T

// Specializations for output of floats and doubles
template <>
inline std::ostream& GlsMenuData_T<float>::WriteValue(std::ostream& outstr) 
{
    outstr << std::fixed << std::showpoint 
           << std::setprecision(_precision) << Value();
        return outstr;
};
template <>
inline std::ostream& GlsMenuData_T<double>::WriteValue(std::ostream& outstr) 
{
    outstr << std::fixed << std::showpoint 
           << std::setprecision(_precision) << Value();
        return outstr;
};


//============================================================================
//============================================================================
template <class T>
class GlsMenuDiscrete_T : public GlsMenuData_T<T>
{
public:

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuDiscrete_T(const std::string& name, T* data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuDiscrete_T(const std::string& name, const T& value);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual ~GlsMenuDiscrete_T();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void Inc(long amount = 1);

}; // end GlsMenuDiscrete_T


//============================================================================
//============================================================================
class GlsMenuLine : public GlsMenuData_T<std::string>
{
public:

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuLine(const std::string& name, std::string* data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuLine(const std::string& name, const std::string& initialVal = "");

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
        virtual ~GlsMenuLine();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual bool OkToWrite();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual std::istream& ReadValue(std::istream& instr);

}; // end GlsMenuLine


//============================================================================
//============================================================================
template <class T>
class GlsMenuDataContainer_T : public GlsMenuData
{
public:

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuDataContainer_T(const std::string& name, T* data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuDataContainer_T(const std::string& name, const T& value);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuDataContainer_T(const std::string& name);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual ~GlsMenuDataContainer_T();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void Attach(T*& data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual bool ReferTo(T& data);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual bool ValueChanged();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void ResetValueChanged();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual std::ostream& WriteValue(std::ostream& outstr);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual std::istream& ReadValue(std::istream& instr);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    void SetPrecision(int outputPrecision);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual const T& Value() const;

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual T& Value();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual void Value(const T& val);


protected:

    T* _data;

    T  _prevValue;

    bool _prevValueValid;

    int _precision;

}; // end GlsMenuDataContainer_T


//============================================================================
//============================================================================
template <class MapT>
class GlsMenuDataMap_T : public GlsMenuData
{
public:

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuDataMap_T(
        const std::string& name, 
        MapT* map, 
        GlsFunctor_T<GlsMenuData*>& CreateFunction);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    GlsMenuDataMap_T(
        const std::string& name, 
        GlsFunctor_T<GlsMenuData*>& CreateFunction);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual ~GlsMenuDataMap_T();

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual std::ostream& WriteValue(std::ostream& outstr);

    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    virtual std::istream& ReadValue(std::istream& instr);


protected:

    MapT* _dataMap;

    GlsFunctor_T<GlsMenuData*>& CreateDataItem;

}; // end GlsMenuDataMap_T


//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
bool GetQuoted(std::istream& instr, std::string &theString);


//============================================================================
// Include inline method definitions
//============================================================================
#include "gls_menu_data.inl"

#endif