public class ViewController1 : ViewController

    {

        ListViewProcessCurrentObjectController controller;

        protected override void OnActivated()

        {

            base.OnActivated();

            controller = Frame.GetController<ListViewProcessCurrentObjectController>();

            controller.CustomizeShowViewParameters += controller_CustomizeShowViewParameters;

        }

        void controller_CustomizeShowViewParameters(object sender, CustomizeShowViewParametersEventArgs e)

        {

            e.ShowViewParameters.TargetWindow = TargetWindow.NewModalWindow;

        }

        protected override void OnDeactivated()

        {

            controller.CustomizeShowViewParameters -= controller_CustomizeShowViewParameters;

            base.OnDeactivated();

        }

    }

    public class MyNewObjectViewController : WinNewObjectViewController

    {

        protected override void New(SingleChoiceActionExecuteEventArgs args)

        {

            base.New(args);

            args.ShowViewParameters.TargetWindow = TargetWindow.NewModalWindow;

        }

    }