本文實例為大家分享了java實現簡單QQ登錄界面的具體代碼，供大家參考，具體內容如下
java在圖形界面，不是太強項，但不是不可以做，它的開源是very nice！
實現代碼如下(想實現完美的界面，可能要更多coding的支持)：
package com.ts.x.swing; import java.awt.Color; import java.awt.Container; import java.awt.Cursor; import java.awt.Font; import java.awt.Image; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; 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.JOptionPane; import javax.swing.JPasswordField; import javax.swing.JRootPane; import javax.swing.JTextField; public class QQ extends JFrame{ private static final long serialVersionUID = -6788045638380819221L; //用戶名private JTextField ulName; //密碼private JPasswordField ulPasswd; //小容器private JLabel j1; private JLabel j2; private JLabel j3; private JLabel j4; //小按鈕private JButton b1; private JButton b2; private JButton b3; //複選框private JCheckBox c1; private JCheckBox c2; //列錶框private JComboBox<String> cb1; /** * 初始化QQ登錄頁面* */ public QQ(){ //設置登錄窗口標題this.setTitle("QQ登錄"); //去掉窗口的裝飾(邊框) // this.setUndecorated(true); //採用指定的窗口裝飾風格this.getRootPane().setWindowDecorationStyle(JRootPane.NONE); //窗體組件初始化init(); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //設置佈局為絕對定位this.setLayout(null); this.setBounds(0, 0, 355, 265); //設置窗體的圖標Image img0 = new ImageIcon("D:/logo.png").getImage(); this.setIconImage(img0); //窗體大小不能改變this.setResizable(false); //居中顯示this.setLocationRelativeTo(null); //窗體顯示this.setVisible(true); } /** * 窗體組件初始化* */ public void init(){ //創建一個容器,其中的圖片大小和setBounds第三、四個參數要基本一致(需要自己計算裁剪) Container container = this.getContentPane(); j1 = new JLabel(); //設置背景色Image img1 = new ImageIcon("D:/bgimg.png").getImage(); j1.setIcon(new ImageIcon(img1)); j1.setBounds(0, 0, 355, 265); //qq頭像設定j2 = new JLabel(); Image img2 = new ImageIcon("D:/hdimg.png").getImage(); j2.setIcon(new ImageIcon(img2)); j2.setBounds(40, 95, 50, 53); //用戶名輸入框ulName = new JTextField(); ulName.setBounds(100, 100, 150, 20); //註冊賬號j3 = new JLabel("註冊賬號"); j3.setBounds(260, 100, 70, 20); //密碼輸入框ulPasswd = new JPasswordField(); ulPasswd.setBounds(100, 130, 150, 20); //找回密碼j4= new JLabel("找回密碼"); j4.setBounds(260, 130, 70, 20); //記住密碼c1 = new JCheckBox("記住密碼"); c1.setBounds(105, 155, 80, 15); //自動登陸c2 = new JCheckBox("自動登陸"); c2.setBounds(185, 155, 80, 15); //用戶登陸狀態選擇cb1 = new JComboBox<String>(); cb1.addItem("在線"); cb1.addItem("隱身"); cb1.addItem("離開"); cb1.setBounds(40, 150, 55, 20); //登陸按鈕b1 = new JButton("登錄"); //設置字體和顏色和手形指針b1.setFont(new Font("宋體", Font.PLAIN, 12)); b1.setForeground(Color.RED); b1.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR)); b1.setBounds(280, 200, 65, 20); //給按鈕添加b1.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { String cmd = e.getActionCommand(); if("登錄".equals(cmd)){ String username = ulName.getText(); String userpassword = ulPasswd.getText(); if(username.equals("tskk") && userpassword.equals("123456")){ JOptionPane.showConfirmDialog(null, "登錄成功"); }else{ JOptionPane.showConfirmDialog(null, "登錄失敗"); } } } }); //多賬號b2 = new JButton("多賬號"); b2.setBounds(5, 200, 75, 20); //設置b3 = new JButton("設置"); b3.setBounds(100, 200, 65, 20); //所有組件用容器裝載j1.add(j2); j1.add(j3); j1.add(j4); j1.add(c1); j1.add(c2); j1.add(cb1); j1.add(b1); j1.add(b2); j1.add(b3); container.add(j1); container.add(ulName); container.add(ulPasswd); } public static void main(String[] args) { new QQ(); } }運行結果界面為：
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持武林網。