qq2013 java版（完整工程源码 包含服务端 oracle数据库）毕业设计有用

    /**
     * 初始化组件
     */
    private void initComponent() {
        //提示面板
        errorTipPane = new ErrorTipPane();
        // 主面板
        mainPane = new MainPane();
        // 底部登录按钮面板
        downPane = new DownPane();

        // 登陆头像及背景
        lblLoginHeadimg = new JLabel(new ImageIcon("image/Login/qqhead.png"));
        lblLoginHeadbkg = new JLabel(new ImageIcon(
                "image/Login/login_head_white.png"));
        // 用户名文本框
        jtfAccount = new JTextField("100000");
        jtfAccount.setBorder(new LineBorder(Color.GRAY, 1));
        jtfAccount.setFont(new Font("Verdana", Font.PLAIN, 12));
        jtfAccount.setForeground(Color.black);

        // 密码输入框
        pwdfPassword = new JPasswordField("1234567890  ");
//      pwdfPassword = new JPasswordField("123");
        pwdfPassword.requestFocus(true);
        pwdfPassword.setBorder(new LineBorder(Color.GRAY, 1));
        pwdfPassword.setFont(font);
        pwdfPassword.setForeground(Color.black);
        pwdfPassword.setEchoChar('●');

        // 自动登陆复选框
        chkAutoLogin = JButtonUtil.getIconCheckBox(
                "image/Login/checkbox_normal.png",
                "image/Login/checkbox_hover.png",
                "image/Login/checkbox_press.png",
                "image/Login/checkbox_selected_hover.png");
        // 记住密码复选框
        chkRememberPwd = JButtonUtil.getIconCheckBox(
                "image/Login/checkbox_normal.png",
                "image/Login/checkbox_hover.png",
                "image/Login/checkbox_press.png",
                "image/Login/checkbox_selected_hover.png");
        // 自动登陆标签
        lblAutoLogin = new JLabel("自动登录");
        lblAutoLogin.setFont(font);
        lblAutoLogin.setForeground(Color.black);
        // 记住密码标签
        lblRememberPwd = new JLabel("记住密码");
        lblRememberPwd.setFont(font);
        lblRememberPwd.setForeground(Color.black);

        this.initStatus();
        this.initButton();
        this.initPupupMenu();

        jtfAccount.addMouseListener(new MouseAdapter() {
            @Override
            public void mouseClicked(MouseEvent e) {
                if(e.getClickCount()==1||e.getClickCount()==2){
                    mainPane.remove(errorTipPane);
                    mainPane.add(downPane);
                    downPane.setBounds(0, 241, 380, 51);
                    mainPane.updateUI();
                    mainPane.validate();
                }
            }
        });

        pwdfPassword.addMouseListener(new MouseAdapter() {
            @Override
            public void mouseClicked(MouseEvent e) {
                if(e.getClickCount()==1||e.getClickCount()==2){
                    mainPane.remove(errorTipPane);
                    mainPane.add(downPane);
                    downPane.setBounds(0, 241, 380, 51);
                    mainPane.updateUI();
                    mainPane.validate();
                }
            }
        });
    }

下载地址：http://yuncode.net/code/c_5204f5d84703a42