UI Control Sample | JavaFX Tutorials and Documentation

ScrollPaneSample.java

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package scrollpanesample;
import javafx.application.Application;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.scene.Scene;
import javafx.scene.control.Label;
import javafx.scene.control.ScrollPane;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.Priority;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;
public class ScrollPaneSample extends Application {
 final ScrollPane sp = new ScrollPane();
 final Image[] images = new Image[5];
 final ImageView[] pics = new ImageView[5];
 final VBox vb = new VBox();
 final Label fileName = new Label();
 final String [] imageNames = new String [] {"fw1.jpg", "fw2.jpg",
 "fw3.jpg", "fw4.jpg", "fw5.jpg"};
 @Override
 public void start(Stage stage) {
 VBox box = new VBox();
 Scene scene = new Scene(box, 180, 180);
 stage.setScene(scene);
 stage.setTitle("Scroll Pane");
 box.getChildren().addAll(sp, fileName);
 VBox.setVgrow(sp, Priority.ALWAYS);
 fileName.setLayoutX(30);
 fileName.setLayoutY(160);
 for (int i = 0; i < 5; i++) {
 images[i] = new Image(getClass().getResourceAsStream(imageNames[i]));
 pics[i] = new ImageView(images[i]);
 pics[i].setFitWidth(100);
 pics[i].setPreserveRatio(true);
 vb.getChildren().add(pics[i]);
 }
 sp.setVmax(440);
 sp.setPrefSize(115, 150);
 sp.setContent(vb);
 sp.vvalueProperty().addListener(new ChangeListener<Number>() {
 public void changed(ObservableValue<? extends Number> ov,
 Number old_val, Number new_val) {
 fileName.setText(imageNames[(new_val.intValue() - 1)/100]);
 }
 });
 stage.show();
 }
 public static void main(String[] args) {
 launch(args);
 }
}