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++ // Copyright (C) 2025 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #ifndef TIMEZONEMANAGER_H
++ #define TIMEZONEMANAGER_H
++
++ #include <QObject>
++ #include <QQmlEngine>
++
++ class Dialog;
++
++ class TimeZoneManager : public QObject
++ {
++ Q_OBJECT
++ QML_SINGLETON
++ QML_ELEMENT
++ Q_PROPERTY(QString timeZone READ timeZone NOTIFY timeZoneChanged)
++
++ public:
++ explicit TimeZoneManager(QObject *parent = nullptr);
++ ~TimeZoneManager();
++ Q_INVOKABLE void openDialog();
++
++ Q_INVOKABLE QString timeZone() const { return m_timeZone; }
++ Q_INVOKABLE qint64 currentTimeZoneOffsetMs();
++
++ signals:
++ void timeZoneChanged();
++
++ private slots:
++ void setTimeZone(const QString &timeZone);
++
++ private:
++ QString m_timeZone;
++ std::unique_ptr<Dialog> m_dialog;
++ };
++
++ #endif // TIMEZONEMANAGER_H