mainframe.java~8~

这是各类实用工具的源码100例

package jplafdemo;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */

public class MainFrame extends JFrame {
  private JPanel contentPane;
  private BorderLayout borderLayout1 = new BorderLayout();
  private JMenuBar jMenuBar1 = new JMenuBar();
  private JMenu jMenu1 = new JMenu();
  private JMenuItem jMenuItem1 = new JMenuItem();
  private JMenuItem jMenuItem2 = new JMenuItem();
  private JMenuItem jMenuItem3 = new JMenuItem();

  private String plafName=UIManager.getCrossPlatformLookAndFeelClassName();
  private JButton jButton1 = new JButton();
  private JTextField jTextField1 = new JTextField();
  private JRadioButton jRadioButton1 = new JRadioButton();
  private JCheckBox jCheckBox1 = new JCheckBox();
  private JComboBox jComboBox1 = new JComboBox();


  //Construct the frame
  public MainFrame() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage(MainFrame.class.getResource("[Your Icon]")));
    contentPane = (JPanel) this.getContentPane();
    contentPane.setLayout(borderLayout1);
    this.setJMenuBar(jMenuBar1);
    this.setSize(new Dimension(423, 183));
    this.setTitle("JPlafDemo");
    jMenu1.setFont(new java.awt.Font("Dialog", 0, 13));
    jMenu1.setText("Plaf");
    jMenuItem1.setFont(new java.awt.Font("Dialog", 0, 13));
    jMenuItem1.setText("Windows");
    jMenuItem1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jMenuItem1_actionPerformed(e);
      }
    });
    jMenuItem2.setFont(new java.awt.Font("Dialog", 0, 13));
    jMenuItem2.setText("Metal");
    jMenuItem2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jMenuItem2_actionPerformed(e);
      }
    });
    jMenuItem3.setFont(new java.awt.Font("Dialog", 0, 13));
    jMenuItem3.setText("Motif");
    jMenuItem3.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jMenuItem3_actionPerformed(e);
      }
    });
    jButton1.setText("jButton1");
    jTextField1.setText("jTextField1");
    jRadioButton1.setText("jRadioButton1");
    jCheckBox1.setText("jCheckBox1");
    jMenuBar1.add(jMenu1);
    jMenu1.add(jMenuItem1);
    jMenu1.add(jMenuItem2);
    jMenu1.add(jMenuItem3);
    contentPane.add(jTextField1,  BorderLayout.SOUTH);
    contentPane.add(jRadioButton1, BorderLayout.WEST);
    contentPane.add(jCheckBox1, BorderLayout.EAST);
    contentPane.add(jComboBox1, BorderLayout.NORTH);
    contentPane.add(jButton1, BorderLayout.CENTER);
  }
  //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 jMenuItem1_actionPerformed(ActionEvent e) {
    this.plafName = UIManager.getSystemLookAndFeelClassName();
    try{
      UIManager.setLookAndFeel(this.plafName);
      SwingUtilities.updateComponentTreeUI(this);
      this.pack();
    }catch(Exception err){
      err.printStackTrace();
    }
    this.jTextField1.setText(this.plafName);
  }

  void jMenuItem2_actionPerformed(ActionEvent e) {
    this.plafName=UIManager.getCrossPlatformLookAndFeelClassName();
    try{
      UIManager.setLookAndFeel(this.plafName);
      SwingUtilities.updateComponentTreeUI(this);
      this.pack();
    }catch(Exception err){
      err.printStackTrace();
    }
    this.jTextField1.setText(this.plafName);

  }

  void jMenuItem3_actionPerformed(ActionEvent e) {
    this.plafName="com.sun.java.swing.plaf.motif.MotifLookAndFeel";
    try{
      UIManager.setLookAndFeel(this.plafName);
      SwingUtilities.updateComponentTreeUI(this);
      this.pack();
    }catch(Exception err){
      err.printStackTrace();
    }
    this.jTextField1.setText(this.plafName);
  }
}