isCOBOL Evolve : User Interface : Controls Reference : TAB-CONTROL : Styles : Text-Norotate
Text-Norotate
When this style is set along with the Vertical style, the text in the tab is shown horizontally.
 
Example - Define a tab-control with vertical and text-norotate style
screen section.
...
  03 screen-1-tc-1 Tab-Control
     line 2.8
     column 25.7
     size 34.6 cells 
     lines 28.9 cells 
     help-id 1036
     id 10
     text-norotate
     vertical
     .