Line
This property allows you to specify the Tree-View control’s vertical position. The value is specified in cells. Decimal values are allowed.
When the Tree-View control is part of a Screen Section, you may specify 'PLUS', '+' or '-' between the property name and its value. The vertical position of the Tree-View control will be relative to the starting position of the prior Screen Section item.
When the Tree-View control is part of a Screen Section and the LINE Property is omitted, LINE + 0 is implied.
03 Label, LINE 2, LINES 5, (more screen options).
03 Tree-View, LINE + 10, (more screen options).
The second control will be placed at line 12.
 
Example - Position a tree-view at line 8.0 on the screen section definition
screen section.
...
  03 screen-1-tv-1 Tree-View
     line 8.0
     column 5.0
     color 7
     size 45.0 cells 
     id 2
     .