DLL

To insert columns and rows

1. If you are inserting columns,
   1. If you do not want to delete the rightmost column or columns, increase the number of columns by calling the SSSetMaxCols function.
   2. Call the SSInsCol function to insert a column, or call the SSInsColRange function to insert a range of columns.
2. If you are inserting rows,
   1. If you do not want to delete the bottom row or rows, increase the number of rows by calling the SSSetMaxRows function.
   2. Call the SSInsRow function to insert a row, or call the SSInsRowRange function to insert a range of rows.