dialogexample.java

Java程序设计清华出版课件源码答案共十四章

import java.awt.*;
import java.awt.event.*;

public class DialogExample
		extends WindowAdapter
			implements ActionListener{
	Frame f;
	Button b;
	Dialog d;

	static public void main(String args[]) {
		DialogExample de = new DialogExample();
		de.go();
	}

	public void go() {
		f = new Frame("Dialog Example");
		b = new Button("Show Dialog");
		b.addActionListener(this);
		f.add("South",b);

		d = new Dialog(f,"Dialog",true);
		d.add("Center",new Label("Hello,I'm a Dialog"));
		d.pack();
		d.addWindowListener(this);

		f.setSize(250,150);
		f.setVisible(true);
	}

	public void actionPerformed(ActionEvent e) {
		//  显示对话框
		d.setVisible(true);
	}

	public void windowClosing(WindowEvent e) {
		//  隐藏对话框
		d.setVisible(false);
	}
}