diff options
Diffstat (limited to 'src/corelib/time/qcalendarbackend_p.h')
-rw-r--r-- | src/corelib/time/qcalendarbackend_p.h | 72 |
1 files changed, 26 insertions, 46 deletions
diff --git a/src/corelib/time/qcalendarbackend_p.h b/src/corelib/time/qcalendarbackend_p.h index c3f57e7f74..15e0795755 100644 --- a/src/corelib/time/qcalendarbackend_p.h +++ b/src/corelib/time/qcalendarbackend_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2021 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2021 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #ifndef QCALENDAR_BACKEND_P_H #define QCALENDAR_BACKEND_P_H @@ -56,10 +20,15 @@ #include <QtCore/qstringlist.h> #include <QtCore/qstring.h> #include <QtCore/qmap.h> +#include <QtCore/qanystringview.h> #include <QtCore/private/qlocale_p.h> QT_BEGIN_NAMESPACE +namespace QtPrivate { +class QCalendarRegistry; +} + // Locale-related parts, mostly handled in ../text/qlocale.cpp struct QCalendarLocale { @@ -89,9 +58,16 @@ struct QCalendarLocale { class Q_CORE_EXPORT QCalendarBackend { friend class QCalendar; + friend class QtPrivate::QCalendarRegistry; + Q_DISABLE_COPY_MOVE(QCalendarBackend) + public: + QCalendarBackend() = default; virtual ~QCalendarBackend(); virtual QString name() const = 0; + + QStringList names() const; + QCalendar::System calendarSystem() const; QCalendar::SystemId calendarId() const { return m_id; } // Date queries: @@ -112,8 +88,9 @@ public: // Julian Day conversions: virtual bool dateToJulianDay(int year, int month, int day, qint64 *jd) const = 0; virtual QCalendar::YearMonthDay julianDayToDate(qint64 jd) const = 0; - // Day of week and week numbering: + // Day of week: virtual int dayOfWeek(qint64 jd) const; + virtual qint64 matchCenturyToWeekday(const QCalendar::YearMonthDay &parts, int dow) const; // Names of months and week-days (implemented in qlocale.cpp): virtual QString monthName(const QLocale &locale, int month, int year, @@ -130,26 +107,29 @@ public: QDate dateOnly, QTime timeOnly, const QLocale &locale) const; + bool isGregorian() const; + + QCalendar::SystemId registerCustomBackend(const QStringList &names); + // Calendar enumeration by name: static QStringList availableCalendars(); protected: - QCalendarBackend(const QString &name, QCalendar::System system = QCalendar::System::User); - // Locale support: virtual const QCalendarLocale *localeMonthIndexData() const = 0; virtual const char16_t *localeMonthData() const = 0; - bool registerAlias(const QString &name); - private: - const QCalendar::SystemId m_id; + QCalendar::SystemId m_id; + + void setIndex(size_t index); + // QCalendar's access to its registry: - static const QCalendarBackend *fromName(QStringView name); - static const QCalendarBackend *fromName(QLatin1String name); + static const QCalendarBackend *fromName(QAnyStringView name); static const QCalendarBackend *fromId(QCalendar::SystemId id); // QCalendar's access to singletons: static const QCalendarBackend *fromEnum(QCalendar::System system); + static const QCalendarBackend *gregorian(); }; QT_END_NAMESPACE |