ACCP课程中的商业程序网吧管理系统

				package com.jbaptech.accp.netbar.client;
				
				
				import javax.swing.UIManager;
				import java.awt.Dimension;
				import java.awt.Toolkit;
				
				/**
				 * class description here.
				 * Title:  *
				 * Description:  *
				 * Copyright: Copyright (c) 2005 *
				 * Company: 北京阿博泰克北大青鸟信息技术有限公司 *
				 * @author luohao
				 * @version 1.0
				 */
				public class MainApplication {
				
				  /**
				   * pack flag.
				   */
				  boolean packFrame = false;
				
				  /**
				   * constructor.
				   */
				  public MainApplication() {
				    NetBarFeeMangementFrame frame = new NetBarFeeMangementFrame();
				    //Validate frames that have preset sizes
				    //Pack frames that have useful preferred size info, e.g. from their layout
				    if (packFrame) {
				      frame.pack();
				    }  else {
				      frame.validate();
				    }
				    //Center the window
				    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
				    Dimension frameSize = frame.getSize();
				    if (frameSize.height > screenSize.height) {
				      frameSize.height = screenSize.height;
				    }
				    if (frameSize.width > screenSize.width) {
				      frameSize.width = screenSize.width;
				    }
				    frame.setLocation((screenSize.width - frameSize.width) / 2,
				                      (screenSize.height - frameSize.height) / 2);
				    frame.setResizable(false);
				    frame.setVisible(true);
				  }
				
				  /**
				   * main method.
				   * @param args String[]
				   */
				  public static void main(final String[] args) {
				    try {
				      UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
				    } catch (Exception e) {
				      e.printStackTrace();
				    }
				    new MainApplication();
				  }
				
				}