package sizedFrame;
import java.awt.*;
import javax.swing.*;
public class SizedFrameTest
{
public static void main(String[] args)
{
EventQueue.invokeLater(new Runnable()
{
public void run()
{
JFrame frame = new SizedFrame();
frame.setTitle("SizedFrame");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
});
}
}
@SuppressWarnings("serial")
class SizedFrame extends JFrame
{
public SizedFrame()
{
// get screen dimensions
Toolkit kit = Toolkit.getDefaultToolkit();
Dimension screenSize = kit.getScreenSize();
int screenHeight = screenSize.height;
int screenWidth = screenSize.width;
// set frame width, height and let platform pick screen location
setSize(screenWidth / 2, screenHeight / 2);
setLocationByPlatform(true);
// set frame icon
Image img = new ImageIcon("gdutelc.jpg").getImage();
setIconImage(img);
// set text
JTextField textField = new JTextField();
JPanel northPanel = new JPanel();
northPanel.setLayout(new GridLayout(2, 2));
northPanel.add(new JLabel("姓名: ", SwingConstants.RIGHT));
northPanel.add(textField);
northPanel.add(new JLabel("学号 ", SwingConstants.RIGHT));
northPanel.add(textField);
}
}