dialogtest.java

java练习程序

import java.applet.*;
import java.awt.*;

class myWindowCh16_1 extends Frame
{
	Button winBtn1,winBtn2;
	myWindowCh16_1(String s)
	{
		super(s);
		winBtn1=new Button("打开");
		winBtn2=new Button("关闭");
		add(winBtn1);
		add(winBtn2);
		setVisible(true);
		add(winBtn1);
		add(winBtn2);
	}
}

class myDialog extends Dialog
{
	Button dlgBtn1,dlgBtn2;
	myDialog(Frame F,String s)
	{
		super(F,s);
		dlgBtn1=new Button("open");
		dlgBtn2=new Button("close");
		setLayout(new FlowLayout());
		setSize(90,90);
		setVisible(true);
		setModal(false);
		add(dlgBtn1);
		add(dlgBtn2);
	}
}		

public class DialogTest extends Applet
{
	Button mainBtn1;
	myWindowCh16_1 win1;
	myDialog dlg1;
	public void init()
	{
		win1=new myWindowCh16_1("带对话框窗口");
		dlg1=new myDialog(win1,"我是对话框");
		mainBtn1=new Button("ok");
		add(mainBtn1);
	}
}