Horizontal Scroll Bar
This property determines whether a horizontal scroll bar is displayed for this
widget. True or False (default).
Picture widget only: HScroll=True | False
Edit Box
For the EditBox widget, a scroll bar can only be
used if the Multiline property is True. The
Dynamic property determines whether scroll bars are always visible, or only
when the field has focus.
Setting in ProcScript
This property can only be set in ProcScript for the Picture widget.
$fieldproperties(PICTURE) = "HScroll=true"
