import java.awt.BorderLayout;
import java.awt.Color;

import javax.swing.JButton;
import javax.swing.JPanel;

public class SwingTest extends javax.swing.JFrame{

    /**
     * 
     */
    private static final long serialVersionUID = 1L;

    public SwingTest(){
        //按钮
        JButton jb = new JButton();
                //分配区域
        JPanel jp = new JPanel();
        jp.setSize(150, 500);
        jp.setBackground(Color.PINK);
        jp.add(jb);
                //设置SwingTest
        add(BorderLayout.WEST, jp);
        setLayout(new BorderLayout());        
        setBounds(0,0,800,500);
        setDefaultCloseOperation(3);
        setVisible(true);    
    }
    
    public static void main(String args[]){
        new SwingTest();
    }
}