#ifndef HISTORYDATA_H
#define HISTORYDATA_H

#include <QMainWindow>
#include <QMap>
#include <QSqlDatabase>
#include <QSqlError>
#include <QSqlQuery>

namespace Ui {
class HistoryData;
}

class HistoryData : public QMainWindow
{
    Q_OBJECT

public:
    explicit HistoryData(QWidget *parent = 0);
    ~HistoryData();

    void initMySQL();

private slots:
    void on_pushButton_clicked();

    void on_pushButton_update_clicked();

    void putCodeNames(QMap<QString,QString> &codeNames);
    
private:
    Ui::HistoryData *ui;

    QSqlDatabase db;

    QMap<QString,QString> m_codeNames; // 股票代号和名字
};

#endif // HISTORYDATA_H