Java Swing 之 按钮使用

/**
 *  JButton 是Swing的按钮空间类，它和JLabel控件都是常用的控件类。
 *
 *
 * @author gao
 */
package com.gao;

import java.awt.FlowLayout;

import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;

public class JButtonDemo extends JFrame{
    private JPanel contentPane ;
	public JButtonDemo(){
    	this.setTitle("按钮的使用");
    	this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    	this.setBounds(100, 100, 1000, 600);
    	contentPane=new JPanel();
    	contentPane.setBorder(new EmptyBorder(5,5,5,5));
    	this.setContentPane(contentPane);
    	contentPane.setLayout(new FlowLayout(FlowLayout.CENTER,5,5));
    	JButton modifyButton=new JButton("修改");
    	modifyButton.setIcon(new ImageIcon("1.jpg"));
    	contentPane.add(modifyButton);
    	this.setVisible(true);

    }
	public static void main(String []args){
		JButtonDemo example=new JButtonDemo();
	}
}

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