import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;


public class selfDefinedDialog1 implements ActionListener{
    JFrame f;
    JDialog dialog;
    public selfDefinedDialog1(JFrame f){
        this.f= f;
        dialog=new JDialog(f,"自定义对话框",true);
        Container cp=dialog.getContentPane();
        cp.setLayout(new FlowLayout());
        JLabel lb1=new JLabel("你是2b");
        JButton yes=new JButton("yes"),no=new JButton("no");
        JPanel jpl=new JPanel(new FlowLayout());
        jpl.add(lb1);
        jpl.add(yes);
        jpl.add(no);
        cp.add(jpl);
        dialog.setBounds(150,150,300,300);
        dialog.setVisible(true);
        no.addActionListener(this);
        yes.addActionListener(this);
    }
    public void actionPerformed(ActionEvent e){
        String str=e.getActionCommand();
        if(str.equals("yes")){
            Graphics g = null;
            g.drawString("汉昌宁是2b", 100, 100);
        }
        else if(str.equals("no")) {
            //dialog.dispose();
            System.exit(0);
        }
        
    }
}

        no.addActionListener(this);
        yes.addActionListener(this);
        addWindowListener(new MyWindowAdapter2());
        setVisible(true);