/// <summary>
/// Returns the file-type information for the document
/// </summary>
/// <param name="what"></param>
/// <returns></returns>
public string getFileType(IGRFormatWhat what)
{
Error_Control_Block ecb = new Error_Control_Block();
StringBuilder buffer = new StringBuilder(255);
Check(ISYS11df.IGR_Get_Format_Attribute(getFileType(), (int)what, buffer, ref ecb), ecb);
return(buffer.ToString());
}
