RRJServer/InstructorsAndTrainees/dialogsettings.h

#ifndef DIALOGSETTINGS_H
#define DIALOGSETTINGS_H

#include <QDialog>
#include <QTranslator>
#include <QEvent>

namespace Ui {
class DialogSettings;
}

class DialogSettings : public QDialog
{
    Q_OBJECT

public:
    explicit DialogSettings(QWidget *parent = nullptr);
    ~DialogSettings();

protected:
    void changeEvent(QEvent * event) override;

signals:
    //сигнал об изменении языка интерфейса
    void signal_LanguageChanged(QString language);
    //сигнал об изменении стиля
    void signal_UpdateStyleSheet();

private slots:
    void on_cmbLanguage_currentIndexChanged(const QString &arg1);

    void on_btnUpdateStyle_clicked();

private:
    Ui::DialogSettings *ui;
    QTranslator qtLanguageTranslator;
};

#endif // DIALOGSETTINGS_H