Determines whether the Check Event will be suppressed for the dialog element or not. If it is suppressed, the dialog element will not get control when one of its items is checked.

Applies to	List view control, tree view control.
Data Type	I4
Default Value	1 (SUPPRESSED)
Possible Values	0 (NOT-SUPPRESSED) / 1 (SUPPRESSED)

Note:
You can use the symbols SUPPRESSED or NOT-SUPPRESSED defined in the local data area NGULKEY1. NGULKEY1 is automatically included in your application.