jpanel面板

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.GridBagLayout;
import java.awt.GridLayout;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.WindowConstants;

public class jpanel面板 extends JFrame{
	public  jpanel面板() {
		Container c=getContentPane();
		c.setLayout(new GridLayout(2,1,10,10));
		//初始化一个面板，此面板使用1行三列的网格布局，组件水平间隔为10像素，垂直间隔为十像素
		JPanel p1=new JPanel(new GridLayout(1,3,10,10));
		JPanel p2=new JPanel(new BorderLayout());
		JPanel p3=new JPanel(new GridLayout(1,2,10,10));
		JPanel p4=new JPanel(new GridLayout(2,1,10,10));
		//给每个面板添加边框和标题，使用borderfactory工厂类生成带标题的边框对象
		p1.setBorder(BorderFactory.createTitledBorder("面板1"));
		p2.setBorder(BorderFactory.createTitledBorder("面板2"));
		p3.setBorder(BorderFactory.createTitledBorder("面板3"));
		p4.setBorder(BorderFactory.createTitledBorder("面板4"));
		p1.add(new JButton("b1"));p1.add(new JButton("b1"));p1.add(new JButton("b1"));
		p1.add(new JButton("b1"));
		p2.add(new JButton("b2"),BorderLayout.WEST);
		p2.add(new JButton("b2"),BorderLayout.EAST);
		p2.add(new JButton("b2"),BorderLayout.NORTH);
		p2.add(new JButton("b2"),BorderLayout.SOUTH);
		p2.add(new JButton("b2"));
		p3.add(new JButton("b3"));
		p3.add(new JButton("b3"));
		p4.add(new JButton("b4"));
		p4.add(new JButton("b4"));
		c.add(p1);c.add(p2);c.add(p3);c.add(p4);
		setTitle("在这个窗体使用了面板");
		setSize(500,300);
		setVisible(true);
		setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
		
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new jpanel面板();

	}

}