package guweiyi; import java.awt.Color; import java.awt.Container; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.*; public class MyFrame implements ActionListener{ JFrame f1,f2; JPanel p1,p2; JLabel l1; JLabel l2; JButton b1,b2; JTextField t1; JTextField t2; Container c; JPasswordField s; public MyFrame(){ f1=new JFrame("登陆窗口"); p1=new JPanel(); c = new Container(); l1=new JLabel("账号:"); l2=new JLabel("密码:"); t1=new JTextField(10); t2=new JTextField(10); b1=new JButton("登陆"); b1.addActionListener((ActionListener) this); b2= new JButton("注册"); t1 = new JTextField(10); s = new JPasswordField(10); f1.add(p1); p1.add(l1); p1.add(t1); p1.add(l2); p1.add(t2); p1.add(b1); p1.add(b2); p1.add(s); f1.setLocation(500,300); f1.setSize(400, 250); f1.setVisible(true); p1.setBackground(Color.pink); } public static void main(String[] args){ new MyFrame(); } public void actionPerformed(ActionEvent arg0) { p2 = new JPanel(); f2 = new JFrame("登陆成功"); f2.setSize(400, 200); f2.setVisible(true); f2.add(p2); f1.setVisible(false); } }
课外作业----窗口切换
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转载自www.cnblogs.com/zhangyixing/p/10887788.html
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