?? frame1.java~4~
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package ex05_08;import java.awt.*;import java.awt.event.*;import javax.swing.*;public class Frame1 extends JFrame { JPanel contentPane; JLabel jLabel1 = new JLabel(); JButton jButton1 = new JButton(); /**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(); jLabel1.setText("請(qǐng)問(wèn)1乘到10答案是多少？"); jLabel1.setBounds(new Rectangle(30, 28, 139, 19)); contentPane.setLayout(null); this.setSize(new Dimension(400, 300)); this.setTitle("Frame Title"); jButton1.setText("解答"); jButton1.setBounds(new Rectangle(57, 59, 79, 29)); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(ActionEvent e) { jButton1_actionPerformed(e); } }); contentPane.add(jLabel1, null); contentPane.add(jButton1, 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 jButton1_actionPerformed(ActionEvent e) {int ans=1;for (int x=1 ; x<=10 ; x++) { ans=ans*x; } jLabel1.setText(String.valueOf(ans)); }}?? 快捷鍵說(shuō)明
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