AdditionalHeaderSize: IGxSize;
The AdditionalHeaderSize property returns size of additional table headers.
Additional headers are formed on enabling various table options, and do not contain actual dimension elements. Such options are: sparklines, chart legend in table.
To determine the number of additional rows in the header, use the IGxSize.Height property, to determine the number of additional columns in the table sidehead, use the IGxSize.Width property.
Size of additional headers is also taken into account on calculating of general size of table headers.
See also: