JScrollbar Programador Java Interfaz Gráfico GUI AWT Swing 1 Swing 2

JScrollbar Programador Java Interfaz Gráfico GUI AWT Swing 1 Swing 2

import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; public class jScrollbarss extends JFrame {   private JLabel jLabel1 = new JLabel();   private JLabel jLabel2 = new JLabel();   private JScrollBar jScrollBar1 = new JScrollBar();     public jScrollbarss(String title) {       super(title);     setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);     int frameWidth = 300;     int frameHeight = 300;     setSize(frameWidth, frameHeight);     Dimension d = Toolkit.getDefaultToolkit().getScreenSize();     int x = (d.width - getSize().width) / 2;     int y = (d.height - getSize().height) / 2;     setLocation(x, y);     setResizable(false);     Container cp = getContentPane();     cp.setLayout(null);             cp.setBackground(new Color(0x119BEE));     jLabel1.setBounds(48, 32, 187, 65);     jLabel1.setText("JScrollBar");     jLabel1.setFont(new Font("Gunplay 3D", Font.BOLD, 36));     jLabel1.setForeground(Color.YELLOW);     cp.add(jLabel1);     jLabel2.setBounds(48, 184, 195, 41);     jLabel2.setText("");     cp.add(jLabel2);     jScrollBar1.setBounds(48, 120, 209, 33);     jScrollBar1.setOrientation(Scrollbar.HORIZONTAL);     cp.add(jScrollBar1);       jScrollBar1.addAdjustmentListener(new AdjustmentListener() {       public void adjustmentValueChanged (AdjustmentEvent evt) {         jScrollbar1_AdjustmentValueChanged (evt);       }     });         setVisible(true);   }     public void jScrollbar1_AdjustmentValueChanged(AdjustmentEvent evt) {     jLabel2.setText("El valor es: "+jScrollBar1.getValue());       }     public static void main(String[] args) {     new jScrollbarss("jScrollbarss");   }   }