bool ReadFileToBuffer( CString strFile,string& strBuffer )
{
    strBuffer.clear();
    CFile file;
    if( !file.Open(strFile,CFile::modeRead) )
    {
        AfxMessageBox("打开路径文件失败！");
        return false;
    }
    size_t nSize = file.GetLength();
    if ( nSize==0 )
    {
        AfxMessageBox("size==0！");
        return false;
    }
    char* pBuffer = new char[nSize];
    nSize = file.Read(pBuffer,nSize);
    if ( nSize==0 )
    {
        AfxMessageBox("size==0！");
        return false;
    }
    strBuffer.append(pBuffer,nSize);
    delete[] pBuffer;
    file.Close();
    return true;
}