Sets the number of columns that should be drawn in Multiple Barcodes mode. 
If this property is set to -1, the number of columns is computed automatically. This property can be set to enforce a certain number of columns. 
 All columns will have the same width. 
- Note:
- This property is only used in Multiple Barcodes mode. 
- Parameters:
- 
  
    | [in,out] | pBarCode | Pointer to barcode structure. |  | [in] | nNumCols | Number of columns. |  
 
- Return values:
- 
  
    |  | ERRCODE | ErrOk (0) in case of success. Non-zero if error occurred. |  
 
- See also:
- BCGet_MultiBC_Columns, BCGet_MultiBC_Rows, BCGet_MultiBC_Rows