import javax.swing.*;
import java.awt.*;
public class GridLayoutDemo extends JFrame{
public GridLayoutDemo()
　{
?super("網(wǎng)格布局");
?this.setSize(600,300);
?this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
public void setlayout(){
?FlowLayout layout = new FlowLayout();
?Container Contain = getContentPane();
?Contain.setLayout(layout);
?for(int i=1; i<6;i++)
{
?JButton btn = new JButton("按鈕"+i);
?Contain.add(btn);
?}
}
public static void main(String []args )
{
?GridLayoutDemo GridLay = new GridLayoutDemo();
?GridLay.setlayout();
?GridLay.show();
}
}