xtd - Reference Guide  0.1.0
Modern c++17 framework to create console, gui and unit test applications on Windows, macOS and Linux.

§ border_style

Specifies the border style for a control.

Remarks
Use the members of this enumeration to set the border style for controls that have a changeable border.
Enumerator
none 

No border.s.

fixed_single 

A single-line border.

fixed_3d 

A three-dimensional border.