When true, the horizontal scroll bar will be shown in the generated workbook. When false, the horizontal scroll bar will be hidden.

public boolean ShowHorizontalScrollBar{ get; set; }
Public Property ShowHorizontalScrollBar() As Boolean
          //--- Set the ShowHorizontalScrollBar property value
          bool showHorizScroll = wb.ShowHorizontalScrollBar;

          //--- Get the ShowHorizontalScrollBar property value
          wb.ShowHorizontalScrollBar = true;
        
          '--- Set the ShowHorizontalScrollBar property value
          Dim showHorizScroll As Boolean = wb.ShowHorizontalScrollBar

          '--- Get the ShowHorizontalScrollBar property value
          wb.ShowHorizontalScrollBar = True