FindObject (role)
De Wiki1000
function FindObject(const iExpression:string; const iOrderBy:string; iArgs:Array of variant):Integer;
Cette fonction retourne le premier objet du rôle vérifiant l'expression suivant l'ordre de tri
Result | Index du premier objet retrouvé |
iExpression | Expression logique |
iOrderBy | Ordre de tri |
iArgs | Argument de l'expression |
Exemple
//Procedure TestRoleFind; var instX:WFClasseX; instXX:WFClasseXX; ls:WFClasseXXList; ctn,indx:Integer; begin // WFClasseX has a role list of WFClasseXX // instX := WFClasseX.Find('','',true,[]); if not Assigned(instx) then Exit; // FindObject on a role list, return the object with the lower amount in the 40..50 range instXX := instX.WFClasseXXList.FindObject('(montant.value>%1) and (montant.value<%2)','montant',[40.00,50.00]); if Assigned(instXX) then ShowMessage(Format('Min amount:%02f',[instXX.montant.value])) else ShowMessage('Role.FindObject not found'); // FindObject on a role list, return the object with the higher amount in the 40..50 range instXX := instX.WFClasseXXList.FindObject('(montant.value>%1) and (montant.value<%2)','-montant',[40.00,50.00]); if Assigned(instXX) then ShowMessage(Format('Max amount:%02f',[instXX.montant.value])) else ShowMessage('Role.FindObject not found'); end;
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