myframe.java

大家都很熟悉的一个小游戏

package snake;

import java.awt.*;
import java.awt.event.*;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JMenuBar;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JToolBar;
import javax.swing.JButton;
import javax.swing.ImageIcon;
import javax.swing.JLabel;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2009</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class MyFrame extends JFrame {
    JPanel contentPane;
    BorderLayout borderLayout1 = new BorderLayout();
    JMenuBar jMenuBar1 = new JMenuBar();
    JMenu jMenuFile = new JMenu();
    JMenuItem jMenuFileExit = new JMenuItem();
    JMenu jMenuHelp = new JMenu();
    JMenuItem jMenuHelpAbout = new JMenuItem();
    JToolBar jToolBar = new JToolBar();
    JButton jButton1 = new JButton();
    JButton jButton2 = new JButton();
    JButton jButton3 = new JButton();
    ImageIcon image1 = new ImageIcon(snake.MyFrame.class.getResource(
            "openFile.png"));
    ImageIcon image2 = new ImageIcon(snake.MyFrame.class.getResource(
            "closeFile.png"));
    ImageIcon image3 = new ImageIcon(snake.MyFrame.class.getResource("help.png"));
    JLabel statusBar = new JLabel();

    public MyFrame() {
        try {
            setDefaultCloseOperation(EXIT_ON_CLOSE);
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    /**
     * Component initialization.
     *
     * @throws java.lang.Exception
     */
    private void jbInit() throws Exception {
        contentPane = (JPanel) getContentPane();
        contentPane.setLayout(borderLayout1);
        setSize(new Dimension(400, 300));
        setTitle("MyApplication");
        statusBar.setText(" ");
        jMenuFile.setText("File");
        jMenuFileExit.setText("Exit");
        jMenuFileExit.addActionListener(new MyFrame_jMenuFileExit_ActionAdapter(this));
        jMenuHelp.setText("Help");
        jMenuHelpAbout.setText("About");
        jMenuHelpAbout.addActionListener(new
                                         MyFrame_jMenuHelpAbout_ActionAdapter(this));
        jMenuBar1.add(jMenuFile);
        jMenuFile.add(jMenuFileExit);
        jMenuBar1.add(jMenuHelp);
        jMenuHelp.add(jMenuHelpAbout);
        setJMenuBar(jMenuBar1);
        jButton1.setIcon(image1);
        jButton1.setToolTipText("Open File");
        jButton2.setIcon(image2);
        jButton2.setToolTipText("Close File");
        jButton3.setIcon(image3);
        jButton3.setToolTipText("Help");
        jToolBar.add(jButton1);
        jToolBar.add(jButton2);
        jToolBar.add(jButton3);
        contentPane.add(jToolBar, BorderLayout.NORTH);
        contentPane.add(statusBar, BorderLayout.SOUTH);
    }

    /**
     * File | Exit action performed.
     *
     * @param actionEvent ActionEvent
     */
    void jMenuFileExit_actionPerformed(ActionEvent actionEvent) {
        System.exit(0);
    }

    /**
     * Help | About action performed.
     *
     * @param actionEvent ActionEvent
     */
    void jMenuHelpAbout_actionPerformed(ActionEvent actionEvent) {
        MyFrame_AboutBox dlg = new MyFrame_AboutBox(this); //这个类中又生成了另外一个类的一个对象，就生成了一个about 对话框。
        Dimension dlgSize = dlg.getPreferredSize();
        Dimension frmSize = getSize();
        Point loc = getLocation();
        dlg.setLocation((frmSize.width - dlgSize.width) / 2 + loc.x,
                        (frmSize.height - dlgSize.height) / 2 + loc.y);
        dlg.setModal(true);
        dlg.pack();
        dlg.setVisible(true);
    }
}


class MyFrame_jMenuFileExit_ActionAdapter implements ActionListener {
    MyFrame adaptee;

    MyFrame_jMenuFileExit_ActionAdapter(MyFrame adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent actionEvent) {
        adaptee.jMenuFileExit_actionPerformed(actionEvent);
    }
}


class MyFrame_jMenuHelpAbout_ActionAdapter implements ActionListener {
    MyFrame adaptee;

    MyFrame_jMenuHelpAbout_ActionAdapter(MyFrame adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent actionEvent) {
        adaptee.jMenuHelpAbout_actionPerformed(actionEvent);
    }
}