login.java

人事工资管理系统

package mis;

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

/**
 * <p>Title: Mis</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2008</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class Login {
  boolean packFrame = false;

  //Construct the application
  public Login() {
    Frame1 fram1 = new Frame1();
    //Validate frames that have preset sizes
    //Pack frames that have useful preferred size info, e.g. from their layout
    if (packFrame) {
      fram1.pack();
    }
    else {
      fram1.validate();
    }
    //Center the window
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    Dimension frameSize = fram1.getSize();
    if (frameSize.height > screenSize.height) {
      frameSize.height = screenSize.height;
    }
    if (frameSize.width > screenSize.width) {
      frameSize.width = screenSize.width;
    }
    fram1.setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
    fram1.setVisible(true);
  }

  //Main method
  public static void main(String[] args) {
    try {
      UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
  // Frame2 ab=new Frame2();
    //ab.setSize(500,500);

    }
    catch(Exception e) {
      e.printStackTrace();
    }
    new Login();
  }
}