mainframe1.java

基于java语言编写且已编译运行的图书馆管理系统的开发应用。连接sql server 2005数据库

package untitled5;
//此程序无用
import javax.swing.UIManager;
import java.awt.*;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class mainFrame1 extends Frame1 {
  boolean packFrame = false;

  //Construct the application
  public mainFrame1() {
	  
    //Validate frames that have preset sizes
    //Pack frames that have useful preferred size info, e.g. from their layout
	  super();
    if (packFrame) {
      pack();
    }
    else {
     validate();
    }
    //Center the window
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    Dimension frameSize = getSize();
    if (frameSize.height > screenSize.height) {
      frameSize.height = screenSize.height;
    }
    if (frameSize.width > screenSize.width) {
      frameSize.width = screenSize.width;
    }
    setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
    setVisible(true);
    this.addWindowListener(new WindowAdapter()
    {public void windowClosing(WindowEvent e)
    {setVisible(false);}});

  }
  //Main method
  public static void main(String[] args) {
    try {
      UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    }
    catch(Exception e) {
      e.printStackTrace();
    }
    mainFrame1 ml=new mainFrame1();
   
  }
}