jxframe.java

源码为科学出版社出版的英文<java设计模式>(影印版)所用的所有例子程序

import java.awt.*;
import java.awt.event.*;
import java.util.*;

//swing classes
import javax.swing.text.*;
import javax.swing.*;
import javax.swing.event.*;


public class JxFrame extends JFrame {
    public JxFrame(String title) {
        super(title);
        setCloseClick();
        setLF();
    }
    private void setCloseClick() {
        //create window listener to respond to window close click
        addWindowListener(new WindowAdapter() {
                              public void windowClosing(WindowEvent e) {
                                  System.exit(0);
                              }
                          });
    }
    //------------------------------------------
    private void setLF() {
        // Force SwingApp to come up in the System L&F
        String laf = UIManager.getSystemLookAndFeelClassName();
        try {
            UIManager.setLookAndFeel(laf);
        } catch (UnsupportedLookAndFeelException exc) {
            System.err.println("Warning: UnsupportedLookAndFeel: " + laf);
        } catch (Exception exc) {
            System.err.println("Error loading " + laf + ": " + exc);
        }
    }
}