import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.ScrollPane;
import javafx.scene.layout.TilePane;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.stage.Stage;

public class ScrollPaneOfTilePane extends Application {

    @Override public void start(Stage stage) throws Exception {
        TilePane tp = new TilePane(1,1);
        tp.setPrefColumns(1);
        for (int i=0; i < 490; i++) tp.getChildren().add(new Rectangle(30,30, Color.DODGERBLUE));

        ScrollPane sp = new ScrollPane();
        sp.setNode(tp);

        stage.setScene(new Scene(sp, 800,800));
        stage.setVisible(true);
    }

    public static void main(String[] args) { launch(args); }
}