2016.9.11小程序---QQ登录界面（Swing组件）

import java.awt.Image;
import javax.swing.ButtonGroup;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JRadioButton;
import javax.swing.JTextField;

public class QQLogin extends JFrame {
    
    public QQLogin(){
        
    this.setTitle("QQ");
    this.setLayout(null);
    
    //创建上部图片
    JLabel imgLabel_1 = new JLabel();
    Image img_1 = new ImageIcon("img/1.png").getImage();
    img_1 = img_1.getScaledInstance(600, 200, 1);
    imgLabel_1.setIcon(new ImageIcon(img_1));
    imgLabel_1.setBounds(0,0,600, 200);
    this.add(imgLabel_1);
    
    //创建用户头像
    JLabel imgLabel_2 = new JLabel();
    Image img_2 = new ImageIcon("img/2.JPG").getImage();
    img_2 = img_2.getScaledInstance(150, 120, 1);
    imgLabel_2.setIcon(new ImageIcon(img_2));
    imgLabel_2.setBounds(55,222,150, 120);
    this.add(imgLabel_2);
    
    //创建“多账号登录” 图标
    JLabel imgLabel_3 = new JLabel();
    Image img_3 = new ImageIcon("img/3.png").getImage();
    img_3 = img_3.getScaledInstance(35, 35, 1);
    imgLabel_3.setIcon(new ImageIcon(img_3));
    imgLabel_3.setBounds(0,392,35, 35);
    this.add(imgLabel_3);
    
    //创建“二维码” 图标
    JLabel imgLabel_4 = new JLabel();
    Image img_4 = new ImageIcon("img/4.png").getImage();
    img_4 = img_4.getScaledInstance(35, 35, 1);
    imgLabel_4.setIcon(new ImageIcon(img_4));
    imgLabel_4.setBounds(550,386,35, 35);
    this.add(imgLabel_4);
    

    //创建账号登录栏
    JComboBox box = new JComboBox();
    box.addItem("1237322");
    box.addItem("2143562");
    box.addItem("123244");
    box.setBounds(225,222,230,25);
    this.add(box);
    
    //创建密码输入框
    JTextField jtxt = new JTextField();
    jtxt.setBounds(225,272,230,25);
    this.add(jtxt);
    
    //创建 “记住密码” 复选框
    JCheckBox jc_1 = new JCheckBox("记住密码");
    jc_1.setBounds(225,322,115,25);
    this.add(jc_1);
    
    //创建 “自动登录” 复选框
    JCheckBox jc_2 = new JCheckBox("自动登录");
    jc_2.setBounds(380,322,115,25);
    this.add(jc_2);
    
    //创建 “注册账号” 按钮
    JButton button_1 =new JButton("注册账号");
    button_1.setBounds(460,222,100,25);
    this.add(button_1);
    
    //创建 “找回密码” 按钮
    JButton button_2 =new JButton("找回密码");
    button_2.setBounds(460,272,100,25);
    this.add(button_2);
    
    //创建 “登录” 按钮
    JButton button_3 =new JButton("登录");
    button_3.setBounds(225,372,230,35);
    this.add(button_3);
    
    this.setSize(600, 460);
    this.setVisible(true);
    this.setDefaultCloseOperation(3);
    this.setLocationRelativeTo(null);
    }
    public static void main(String[] args) {
        //生成QQ登录器
        QQLogin QQ = new QQLogin ();
    }

}