enum System.Windows.Forms.DataGridViewCellBorderStyle:

   def enum
      Custom = 0
      Single = 1
      Raised = 2
      Sunken = 3
      None = 4
      SingleVertical = 5
      RaisedVertical = 6
      SunkenVertical = 7
      SingleHorizontal = 8
      RaisedHorizontal = 9
      SunkenHorizontal = 10.

end enum.
