?? frame1.java~9~
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package ex10_07;import java.awt.*;import java.awt.event.*;import javax.swing.*;import javax.swing.event.*;public class Frame1 extends JFrame { JPanel contentPane; JSlider jSlider1 = new JSlider(); JLabel jLabel1 = new JLabel(); /**Construct the frame*/ public Frame1() { enableEvents(AWTEvent.WINDOW_EVENT_MASK); try { jbInit(); } catch(Exception e) { e.printStackTrace(); } } /**Component initialization*/ private void jbInit() throws Exception { //setIconImage(Toolkit.getDefaultToolkit().createImage(Frame1.class.getResource("[Your Icon]"))); contentPane = (JPanel) this.getContentPane(); contentPane.setLayout(null); this.setSize(new Dimension(400, 300)); this.setTitle("Frame Title"); jSlider1.setMajorTickSpacing(10); jSlider1.setPaintLabels(true); jSlider1.setPaintTicks(true); jSlider1.setBorder(BorderFactory.createEtchedBorder()); jSlider1.setVerifyInputWhenFocusTarget(false); jSlider1.setBounds(new Rectangle(18, 16, 330, 67)); jSlider1.addChangeListener(new javax.swing.event.ChangeListener() { public void stateChanged(ChangeEvent e) { jSlider1_stateChanged(e); } }); jLabel1.setText("0"); jLabel1.setBounds(new Rectangle(87, 99, 49, 28)); contentPane.add(jSlider1, null); contentPane.add(jLabel1, null); } /**Overridden so we can exit when window is closed*/ protected void processWindowEvent(WindowEvent e) { super.processWindowEvent(e); if (e.getID() == WindowEvent.WINDOW_CLOSING) { System.exit(0); } } void jSlider1_stateChanged(ChangeEvent e) {int x;x=jSlider1.getValue();jLabel1.setText(String.valueOf(x)); }}
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