?? frame1.java~2~
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package helloworldii;import java.awt.*;import java.awt.event.*;import javax.swing.*;public class Frame1 extends JFrame { JPanel contentPane; BorderLayout borderLayout1 = new BorderLayout(); Label label1 = new Label(); Button button1 = new Button(); /**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(); label1.setText(" I can change"); contentPane.setLayout(borderLayout1); this.setSize(new Dimension(400, 300)); this.setTitle("Hello World II"); button1.setLabel("Click me"); contentPane.add(label1, BorderLayout.CENTER); contentPane.add(button1, BorderLayout.SOUTH); } /**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); } }}?? 快捷鍵說明
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