exam_timer_teacher/tlogin.h

#ifndef TLOGIN_H
#define TLOGIN_H

#include <QDialog>
#include "qpushbutton.h"

class QLineEdit;
class QLabel;
class QCheckBox;

class TLogin : public QDialog
{
    Q_OBJECT
public:
    explicit TLogin(QWidget *parent = nullptr);

    void on_login_clicked();
    void on_offline_login_clicked(); // 添加离线登录槽函数
    void on_refresh_captcha_clicked(); // 刷新验证码

protected:
    void mousePressEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);
signals:
    void loginSuccessful();

private:
    QPoint m_dragPosition;

    QPushButton *loginPushButton;
    QPushButton *offlineLoginButton; // 添加离线登录按钮
    QLineEdit *usernameEdit;
    QLineEdit *passwordEdit;
    QLineEdit *captchaEdit;
    QCheckBox *rememberUsernameCheckBox; // 添加记住用户名复选框

    class CaptchaLabel *captchaImage;
    QLabel *info;
    
    QString captchaId; // 存储验证码ID
    
    void getCaptcha(); // 获取验证码
    void loadSavedUsername(); // 加载保存的用户名
};

#endif // TLOGIN_H