UI Control Sample | JavaFX Tutorials and Documentation

Back to documentBack to Document

/*
 * Copyright (c) 2011, 2013 Oracle and/or its affiliates.
 * All rights reserved. Use is subject to license terms.
 *
 * This file is available and licensed under the following license:
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in
 * the documentation and/or other materials provided with the distribution.
 * - Neither the name of Oracle nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package listviewsample;
import javafx.application.Application;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.Scene;
import javafx.scene.control.Label;
import javafx.scene.control.ListCell;
import javafx.scene.control.ListView;
import javafx.scene.layout.Priority;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.scene.text.Font;
import javafx.stage.Stage;
import javafx.util.Callback;
public class ListViewSample extends Application {
 ListView<String> list = new ListView<String>();
 ObservableList<String> data = FXCollections.observableArrayList(
 "chocolate", "salmon", "gold", "coral", "darkorchid",
 "darkgoldenrod", "lightsalmon", "black", "rosybrown", "blue",
 "blueviolet", "brown");
 final Label label = new Label();
 @Override
 public void start(Stage stage) {
 VBox box = new VBox();
 Scene scene = new Scene(box, 200, 200);
 stage.setScene(scene);
 stage.setTitle("ListViewSample");
 box.getChildren().addAll(list, label);
 VBox.setVgrow(list, Priority.ALWAYS);
 label.setLayoutX(10);
 label.setLayoutY(115);
 label.setFont(Font.font("Verdana", 20));
 list.setItems(data);
 list.setCellFactory(new Callback<ListView<String>, ListCell<String>>() {
 @Override public ListCell<String> call(ListView<String> list) {
 return new ColorRectCell();
 }
 });
 
 list.getSelectionModel().selectedItemProperty().addListener(
 new ChangeListener<String>() {
 public void changed(ObservableValue<? extends String> ov, 
 String old_val, String new_val) {
 label.setText(new_val);
 label.setTextFill(Color.web(new_val));
 }
 });
 stage.show();
 }
 
 static class ColorRectCell extends ListCell<String> {
 @Override
 public void updateItem(String item, boolean empty) {
 super.updateItem(item, empty);
 Rectangle rect = new Rectangle(100, 20);
 if (item != null) {
 rect.setFill(Color.web(item));
 setGraphic(rect);
 }
 }
 }
 
 public static void main(String[] args) {
 launch(args);
 }
}