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Controls Reference : TREE-VIEW : Properties : Bitmap-Number
Bitmap-Number
This property identifies which bitmap (among the ones in the bitmap strip referenced by the Bitmap-Handle property) is to be displayed in the item identified by the Item property.
 
Example - Define a tree-view that uses bitmaps for the item icons
working-storage section.
77 app-png pic s9(9) comp-4.
...
screen section.
...
  03 screen-1-tv-1 Tree-View
     line 2.7
     column 3.4
     size 20.8 cells 
     lines 29.1 cells 
     background-color 6
     foreground-color 7
     id 2
     no-box
     bitmap-handle app-png
     bitmap-width 20
     .
...
procedure division.
...
  call "w$bitmap" using wbitmap-load "app.png" giving app-png.
...
  modify screen-1-tv-1
         parent = null
         item-to-add "Option 1"
         giving tv-item-hdl
         bitmap-number 1
         parent = tv-item-hdl
         item-to-add "Sub-option 1.1"
         giving tv-item-hdl2
         bitmap-number 2
         parent = tv-item-hdl
         item-to-add "Sub-option 1.2"
         giving tv-item-hdl3
         bitmap-number 2
         parent = null
         item-to-add "Option 2"
         giving tv-item-hdl0
         bitmap-number 1
         parent = tv-item-hdl0
         item-to-add "Sub-option 2.1"
         giving tv-item-hdl4
         bitmap-number 2
         parent = null
         item-to-add "Option 3"
         giving tv-item-hdl1
         bitmap-number 1
         .
...
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