Width-In-Cells
This style implies that the value specified for the Size property, the one setting the Java-Bean control’s width, is expressed in CELLS. It is possible to get the same result writing: "Size value CELLS".
 
Example - Define a Java-bean with height and width in cells styles
screen section.
...
  03 screen-1-jb-1 Java-Bean
     line 5.1
     column 4.5
     size 33.5 
     lines 25.1 
     id 1
     no-box
     height-in-cells
     width-in-cells
     .
...