#ifndef QSQLCONNECTIONDIALOG_H#define QSQLCONNECTIONDIALOG_H#include <QDialog>#include <QMessageBox>#include "ui_qsqlconnectiondialog.h"class QSqlError;class ConnDlg: public QDialog{    Q_OBJECTpublic:    ConnDlg(QWidget *parent = 0);    ~ConnDlg();    QString driverName() const;    QString databaseName() const;    QString userName() const;    QString password() const;    QString hostName() const;    int port() const;    QSqlError addConnection(const QString &driver, const QString &dbName, const QString &host,                  const QString &user, const QString &passwd, int port = -1);	void creatSqliteDB();private slots:    void on_okButton_clicked();    void on_cancelButton_clicked() { reject(); }    void driverChanged(const QString &);private:    Ui::QSqlConnectionDialogUi ui;};#endif