JAVA对话框事件

import java.awt.*;
import java.awt.event.*;
import java.awt.Container;
import javax.swing.*;

public class JAidalogDemo2 {

	public static void main(String[] args) {
	JAidalogDemo2 jAidalogDemo2=new JAidalogDemo2();
	}
	
	private JTextField text;
	public JDialog dialog;
	public JAidalogDemo2()
	{    JFrame frame=new JFrame("主窗口");
		Container contentPane=frame.getContentPane();
		JButton button=new JButton("显示数据");
		button.addActionListener(new ActionListenerImp());
		contentPane.add(button,BorderLayout.WEST);
		text=new JTextField("填写数据处");
		contentPane.add(text,BorderLayout.CENTER);
		frame.setVisible(true);
		
	}
	private class ActionListenerImp implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		
		
		{   JFrame dialog=new JFrame("显示数据窗口");
			Container contentPane=dialog.getContentPane();
			JLabel label= new JLabel(text.getText(),JLabel.CENTER);
			contentPane.add(label);
			dialog.setVisible(true);
		}
	}
	}