Determines the type of event, which occurs when user picks lookup parameter.
type TPSCOnPickLookupParam = procedure(Sender: TObject; AItem:
TPSCListItem; AParam: TPSCListParam; Const AParamRect: TRect; Var ALookupDef: TPSCLookupDef; Var AProcessed: Boolean) of object;
Description
The Item and Param specify variable parameter of the item for which the lookup parameter will be picked. The ParamRect determines the displaying region of the pick list. The LookupDef determines the record with lookup settings that can be modified within event handler. The Processed determines whether TPSCOnPickLookupParam event was processed. LookupDef and Processed can be modified within event handler.