Background-Bitmap-Handle
This property identifies the bitmap handle to an image that will be used instead of Background-Color. To obtain a bitmap handle use the W$BITMAP library routine with the WBITMAP-LOAD op-code.
The image is not shown on Tree-View with the Table-View style.
 
Example - Define a tree-view control with background image
working-storage section.
...
77 watermark-jpg pic s9(9comp-4.
...
screen section.
...
  03 screen-1-tv-1 Tree-View
     line 17.7
     column 20.0
     size 24.3 cells 
     lines 27.8 cells 
     background-bitmap-handle watermark-jpg
     background-bitmap-scale 0
    .