cOleSafeArray.h

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//
//
#ifndef _INC_cOleSafeArray_H
#define _INC_cOleSafeArray_H
#ifndef NO_PRAGMA_ONCE
#pragma once
#endif
#include "../WinAPI/cWinVariant.h"
 
#if defined(_MFC_VER)
#include <afxdisp.h>    // cOleSafeArray
 
#elif defined(_WIN32) && defined(_MSC_VER)
 
namespace GrayLib
{
        class GRAYLIB_LINK cOleSafeArray : public tagVARIANT
        {
 
        public:
                cOleSafeArray() noexcept
                {
                        this->vt = VT_EMPTY;
                        this->parray = nullptr;
                }
                ~cOleSafeArray() noexcept
                {
                        ::SafeArrayDestroy(this->parray);
                }
 
                void CreateOneDim(VARTYPE vtSrc, DWORD dwElements) noexcept
                {
                        // normal 1 dimensional array
                        SAFEARRAYBOUND ArrayBound;
                        ArrayBound.cElements = dwElements;
                        ArrayBound.lLbound = 0;
                        this->parray = ::SafeArrayCreate(vtSrc, 1, &ArrayBound);
                }
                 
                void AccessData(void** ppVar) noexcept
                {
                        // Pointer to the vector of vars.
                        ::SafeArrayAccessData(this->parray, ppVar);
                }
 
                SAFEARRAY* get_SafeArray() const noexcept
                {
                        return this->parray;
                }
        };
}
 
#endif
#endif