office-gobmx/starmath/source/eqnolefilehdr.cxx

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#include "eqnolefilehdr.hxx"
#include <sot/storage.hxx>

//////////////////////////////////////////////////////////////////////



sal_Bool GetMathTypeVersion( SotStorage* pStor, sal_uInt8 &nVersion )
{
    sal_uInt8 nVer = 0;
    sal_Bool bSuccess = sal_False;

    //
    // code snippet copied from MathType::Parse
    //
    SvStorageStreamRef xSrc = pStor->OpenSotStream(
        String::CreateFromAscii("Equation Native"),
        STREAM_STD_READ | STREAM_NOCREATE);
    if ( (!xSrc.Is()) || (SVSTREAM_OK != xSrc->GetError()))
        return bSuccess;
    SvStorageStream *pS = &xSrc;
    pS->SetNumberFormatInt( NUMBERFORMAT_INT_LITTLEENDIAN );
    //
    EQNOLEFILEHDR aHdr;
    aHdr.Read(pS);
    *pS >> nVer;

    if (!pS->GetError())
    {
        nVersion = nVer;
        bSuccess = sal_True;
    }
    return bSuccess;
}

//////////////////////////////////////////////////////////////////////

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