Figure 111 shows how to specify the CHCCTL keyword.
Figure 111. Specifying the CHCCTL Keyword
|...+....1....+....2....+....3....+....4....+....5....+....6....+....7....+....8 A : A : A F1 2Y 0B 3 35SNGCHCFLD A CHOICE(1 '>Undo ') A CHOICE(2 '>Mark ') A CHOICE(3 '>Copy ') A CHCCTL(1 &CTLUNDO MSG1112 QUSER/A) A CHCCTL(2 &CTLMARK &MSG &LIB/&MSGF); A CHCCTL(3 &CTLCOPY); A CTLUNDO 1Y 0H A CTLMARK 1Y 0H A CTLCOPY 1Y 0H A MSG 7A P A MSGF 10A P A LIB 10A P A
When using a graphical display station attached to a controller that supports an enhanced interface for nonprogrammable work stations, the selection field looks like this:
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