?? test4.java.bak
字號:
import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
import java.net.*;
import java.applet.*;
public class Test4 extends Applet implements ActionListener{
Panel p1,p2,p3,p4; Label lb1,lb2,lb3;Button bt1;
URL url;
String s1;
public void init(){
Color c1=new Color(233,233,233);
s1="http://127.0.0.1/Example1.html";
setBackground(c1);
p1=new Panel();p2=new Panel();p3=new Panel();p4=new Panel();
lb1=new Label(" 產生錯誤的可能原因:");
lb2=new Label(" ·您輸入的用戶并不存在,請先注冊");
lb3=new Label(" ·或者管理員已經將用戶帳號鎖定,請和管理員聯系");
bt1=new Button("返 回");
lb1.setBackground(Color.lightGray);lb2.setBackground(Color.lightGray);lb3.setBackground(Color.lightGray);
p4.setBackground(Color.lightGray);bt1.setBackground(Color.lightGray);
setLayout(null);
lb1.setBounds(200,200,377,30);
lb2.setBounds(200,230,377,30);
lb3.setBounds(200,260,377,30);
add(p4);p4.setBounds(200,290,377,30);
add(lb1);
add(lb2);
add(lb3);
p4.add(new Label());p4.add(bt1);p4.add(new Label());
bt1.addActionListener(this);
}
public void actionPerformed(ActionEvent e)
{if(e.getSource()==bt1)
{try
{url=new URL(s1);
}
catch(MalformedURLException g)
{
}
getAppletContext().showDocument(url);
}
}
public void paint(Graphics g) {
g.drawRect(199,199,378,121);g.drawRect(197,197,382,125);
}
}
//<applet code=Test4.class width=777 height=600></applet>
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