button1.java~3~

java常用的各种布局,基本容器的使用,java组件JButton等的使用,String类里的图形用户界面.

import javax.swing.*;
import java.awt.*;
public class button1
{
  public static void main(String[] args)
  {
    JFrame frame = new JFrame("BorderLayout");
    JPanel pane = new JPanel(new BorderLayout(10, 10));
    ImageIcon icon=new ImageIcon("hua.gif");
    JButton btn5 = new JButton("中央组件",icon);
    pane.add(btn5,BorderLayout.CENTER);
    // pane.setBorder(BorderFactory.createEmptyBorder(15,10,15,10));
    frame.getContentPane().add(pane);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(300,200);
    frame.setVisible(true);
  }
}