The SetProperty function sets a property of an
object.
Syntax
CALL ui.Interface.frontCall("WINCOM","SetProperty",
[handle, member, value], [result] )
- handle is the handle returned by another front call (CreateInstance, CallMethod, GetProperty).
- member is the member property name to set.
- value is the value to which the property will be set.
- result is -1 in case of error (use GetError to
get the description of the error), otherwise it is 0.