ch9_8.java

60多个javaSwing范例

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class ch9_8 extends JFrame
{
	public ch9_8()
	{
		//标题
		super("测试图标");
		//设置大小和位置
		setBounds(20,20,500,300);
		//点击关闭按钮可以关闭窗口
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	}
	public static void main(String [] args)
	{
		ch9_8 f=new ch9_8();
		//建立一个有文字的按钮
		JButton jb1=new JButton("确定(C)");
		jb1.setBounds(60,20,160,140);
		
		//建立第二个有文字的按钮
		JButton jb2=new JButton("取消(E)");
		jb2.setBounds(360,20,160,140);
		
		//设置快捷方式(ALT+T)
		jb1.setMnemonic('C');
		jb2.setMnemonic('E');
		
		//设置默认按钮
		f.getRootPane().setDefaultButton(jb1);
		//添加按钮事件
		jb1.addActionListener(new myActionListener1());
		jb2.addActionListener(new myActionListener2());
		
		f.getContentPane().add(jb1);
		f.getContentPane().add(jb2);
		
		
		f.getContentPane().setLayout(null);
		f.show();
	}
}
class myActionListener1 implements ActionListener
{
	public void actionPerformed(ActionEvent e)
		{
			JFrame newf=new JFrame("新窗口1");
			newf.setBounds(100,100,500,300);
			newf.show();
		}
}
class myActionListener2 implements ActionListener
{
	public void actionPerformed(ActionEvent e)
		{
			JFrame newf=new JFrame("新窗口2");
			newf.setBounds(100,100,500,300);
			newf.show();
		}
}