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This article focuses on "how to use Java Swing to achieve QQ login page", interested friends may wish to have a look. The method introduced in this paper is simple, fast and practical. Let the editor take you to learn "how to use Java Swing to achieve QQ login page"!

The code is as follows:

Import java.awt.*;import javax.swing.*; public class Demo121 extends JFrame {public Demo121 () {JPanel jp1=new JPanel (); JPanel jp2=new JPanel (); JPanel jp3=new JPanel (); Icon icon1=new ImageIcon (getClass (). GetResource ("/ com/res/tou.gif")); Icon icon2=new ImageIcon (getClass (). GetResource ("/ com/res/clear.gif")) Icon icon3=new ImageIcon (getClass (). GetResource ("/ com/res/denglu.gif"); Icon icon4=new ImageIcon (getClass (). GetResource ("/ com/res/quxiao.gif")); Icon icon5=new ImageIcon (getClass (). GetResource ("/ com/res/xiangdao.gif")); JButton jb1=new JButton (); JButton jb2=new JButton (); JButton jb3=new JButton (); JButton jb4=new JButton () JButton jb5=new JButton (); jb1.setIcon (icon1); jb2.setIcon (icon2); jb3.setIcon (icon3); jb4.setIcon (icon4); jb5.setIcon (icon5); JTabbedPane jta=new JTabbedPane (JTabbedPane.TOP); JPanel jp4=new JPanel (); JPanel jp5=new JPanel (); JPanel jp6=new JPanel (); jta.addTab ("QQ number", jp4) Jta.addTab ("Mobile phone number", jp5); jta.addTab ("Mailbox number", jp6); JLabel jla1=new JLabel ("QQ number"); JLabel jla2=new JLabel ("QQ password"); JLabel jla3=new JLabel ("forget password"); jla3.setFont ("Arial", Font.BOLD,16); jla3.setForeground (Color.BLUE) JLabel jla4=new JLabel ("apply for password protection"); jla4.setForeground (Color.BLUE); JRadioButton jra1=new JRadioButton ("invisible login"); JRadioButton jra2=new JRadioButton ("remember password"); JTextField jte=new JTextField (10); JPasswordField jpa=new JPasswordField (10); jp4.setLayout (new GridLayout (3d3)); jp4.add (jla1) Jp4.add (jte); jp4.add (jb2); jp4.add (jla2); jp4.add (jpa); jp4.add (jla3); jp4.add (jra1); jp4.add (jra2); jp4.add (jla4); jp1.add (jb1); jp2.add (jta); jp3.add (jb3); jp3.add (jb4) Jp3.add (jb5); this.add (jp1,BorderLayout.NORTH); this.add (jp2,BorderLayout.CENTER); this.add (jp3,BorderLayout.SOUTH); this.setSize (400,290); this.setVisible (true); this.setDefaultCloseOperation (JFrame.EXIT_ON_CLOSE); this.setLocation (450,120) } public static void main (String [] args) {Demo121 de=new Demo121 ();}}

Running result:

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