framegridlayout.java

JAVA的例子程序

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class frameGridlayout extends JFrame{
    private JPanel jpanel1;
    private GridLayout g1;
    private JButton JButton1=new JButton("Flow1");
    private JButton JButton2=new JButton("Flow2");
    private JButton JButton3=new JButton("Flow3");
    private JButton JButton4=new JButton("Flow4");
    private JButton JButton5=new JButton("Flow5");
    private JButton JButton6=new JButton("Flow6");
    public frameGridlayout(){
        super("frameGridLayout");
        setSize(300,120);
        g1=new GridLayout(2,3,10,10);
         jpanel1=new JPanel();
        jpanel1.setLayout(g1);
        jpanel1.add(JButton1);
        jpanel1.add(JButton2);
        jpanel1.add(JButton3);
        jpanel1.add(JButton4);
        jpanel1.add(JButton5);
        jpanel1.add(JButton6);
        this.setContentPane(jpanel1);
        }
    public static void main(String args[]){
        frameGridlayout fg1=new frameGridlayout();
        fg1.show();
        fg1.addWindowListener(new WindowAdapter(){
        public void windowClosing(WindowEvent e){
            System.exit(0);
            }
        });
        }
    }