Height-In-Cells
This style implies that the value specified for the Lines property, the one setting the Push-Button control’s height, is expressed in CELLS. It is possible to get the same result writing: "Lines value CELLS".
 
Example - Define a push-button with height and width in cells
screen section.
...
  03 screen-1-pb-3 Push-Button
     line 12.1
     column 15.2
     size 7.4 
     lines 2.5 
     id 3
     title "Save"
     height-in-cells
     width-in-cells
     .