diff options
Diffstat (limited to 'src/corelib/tools/qdatetimeparser.cpp')
-rw-r--r-- | src/corelib/tools/qdatetimeparser.cpp | 186 |
1 files changed, 91 insertions, 95 deletions
diff --git a/src/corelib/tools/qdatetimeparser.cpp b/src/corelib/tools/qdatetimeparser.cpp index cf4fcd4929..bbcd64d34f 100644 --- a/src/corelib/tools/qdatetimeparser.cpp +++ b/src/corelib/tools/qdatetimeparser.cpp @@ -1,31 +1,37 @@ /**************************************************************************** ** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. ** -** $QT_BEGIN_LICENSE:LGPL21$ +** $QT_BEGIN_LICENSE:LGPL$ ** 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 http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. +** 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 2.1 or version 3 as published by the Free -** Software Foundation and appearing in the file LICENSE.LGPLv21 and -** LICENSE.LGPLv3 included in the packaging of this file. Please review the -** following information to ensure the GNU Lesser General Public License -** requirements will be met: https://www.gnu.org/licenses/lgpl.html and -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** 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. ** -** As a special exception, The Qt Company gives you certain additional -** rights. These rights are described in The Qt Company LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** 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. ** ** $QT_END_LICENSE$ ** @@ -125,13 +131,15 @@ bool QDateTimeParser::setDigit(QDateTime &v, int index, int newVal) const } const SectionNode &node = sectionNodes.at(index); - int year = v.date().year(); - int month = v.date().month(); - int day = v.date().day(); - int hour = v.time().hour(); - int minute = v.time().minute(); - int second = v.time().second(); - int msec = v.time().msec(); + const QDate date = v.date(); + const QTime time = v.time(); + int year = date.year(); + int month = date.month(); + int day = date.day(); + int hour = time.hour(); + int minute = time.minute(); + int second = time.second(); + int msec = time.msec(); switch (node.type) { case Hour24Section: case Hour12Section: hour = newVal; break; @@ -155,7 +163,7 @@ bool QDateTimeParser::setDigit(QDateTime &v, int index, int newVal) const case AmPmSection: hour = (newVal == 0 ? hour % 12 : (hour % 12) + 12); break; default: qWarning("QDateTimeParser::setDigit() Internal error (%s)", - qPrintable(sectionName(node.type))); + qPrintable(node.name())); break; } @@ -206,7 +214,7 @@ int QDateTimeParser::absoluteMax(int s, const QDateTime &cur) const default: break; } qWarning("QDateTimeParser::absoluteMax() Internal error (%s)", - qPrintable(sectionName(sn.type))); + qPrintable(sn.name())); return -1; } @@ -235,7 +243,7 @@ int QDateTimeParser::absoluteMin(int s) const default: break; } qWarning("QDateTimeParser::absoluteMin() Internal error (%s, %0x)", - qPrintable(sectionName(sn.type)), sn.type); + qPrintable(sn.name()), sn.type); return -1; } @@ -290,7 +298,7 @@ int QDateTimeParser::sectionPos(const SectionNode &sn) const default: break; } if (sn.pos == -1) { - qWarning("QDateTimeParser::sectionPos Internal error (%s)", qPrintable(sectionName(sn.type))); + qWarning("QDateTimeParser::sectionPos Internal error (%s)", qPrintable(sn.name())); return -1; } return sn.pos; @@ -514,7 +522,7 @@ bool QDateTimeParser::parseFormat(const QString &newFormat) last.pos = -1; // for (int i=0; i<sectionNodes.size(); ++i) { -// QDTPDEBUG << sectionName(sectionNodes.at(i).type) << sectionNodes.at(i).count; +// QDTPDEBUG << sectionNodes.at(i).name() << sectionNodes.at(i).count; // } QDTPDEBUG << newFormat << displayFormat; @@ -625,7 +633,7 @@ int QDateTimeParser::sectionMaxSize(Section s, int count) const case TimeSectionMask: case DateSectionMask: qWarning("QDateTimeParser::sectionMaxSize: Invalid section %s", - sectionName(s).toLatin1().constData()); + SectionNode::name(s).toLatin1().constData()); case NoSectionIndex: case FirstSectionIndex: @@ -691,7 +699,7 @@ int QDateTimeParser::parseSection(const QDateTime ¤tValue, int sectionInde const SectionNode &sn = sectionNode(sectionIndex); if ((sn.type & Internal) == Internal) { qWarning("QDateTimeParser::parseSection Internal error (%s %d)", - qPrintable(sectionName(sn.type)), sectionIndex); + qPrintable(sn.name()), sectionIndex); return -1; } @@ -699,7 +707,7 @@ int QDateTimeParser::parseSection(const QDateTime ¤tValue, int sectionInde QString sectiontext = text.mid(index, sectionmaxsize); int sectiontextSize = sectiontext.size(); - QDTPDEBUG << "sectionValue for" << sectionName(sn.type) + QDTPDEBUG << "sectionValue for" << sn.name() << "with text" << text << "and st" << sectiontext << text.mid(index, sectionmaxsize) << index; @@ -849,7 +857,7 @@ int QDateTimeParser::parseSection(const QDateTime ¤tValue, int sectionInde break; } default: qWarning("QDateTimeParser::parseSection Internal error (%s %d)", - qPrintable(sectionName(sn.type)), sectionIndex); + qPrintable(sn.name()), sectionIndex); return -1; } @@ -881,14 +889,16 @@ QDateTimeParser::StateNode QDateTimeParser::parse(QString &input, int &cursorPos QDTPDEBUG << "parse" << input; { int year, month, day; - currentValue.date().getDate(&year, &month, &day); + QDate currentDate = currentValue.date(); + const QTime currentTime = currentValue.time(); + currentDate.getDate(&year, &month, &day); int year2digits = year % 100; - int hour = currentValue.time().hour(); + int hour = currentTime.hour(); int hour12 = -1; - int minute = currentValue.time().minute(); - int second = currentValue.time().second(); - int msec = currentValue.time().msec(); - int dayofweek = currentValue.date().dayOfWeek(); + int minute = currentTime.minute(); + int second = currentTime.second(); + int msec = currentTime.msec(); + int dayofweek = currentDate.dayOfWeek(); int ampm = -1; Sections isSet = NoSection; @@ -910,7 +920,7 @@ QDateTimeParser::StateNode QDateTimeParser::parse(QString &input, int &cursorPos int used; num = parseSection(currentValue, index, input, cursorPosition, pos, tmpstate, &used); - QDTPDEBUG << "sectionValue" << sectionName(sectionType(index)) << input + QDTPDEBUG << "sectionValue" << sn.name() << input << "pos" << pos << "used" << used << stateName(tmpstate); if (fixup && tmpstate == Intermediate && used < sn.count) { const FieldInfo fi = fieldInfo(index); @@ -928,7 +938,7 @@ QDateTimeParser::StateNode QDateTimeParser::parse(QString &input, int &cursorPos break; } - QDTPDEBUG << index << sectionName(sectionType(index)) << "is set to" + QDTPDEBUG << index << sn.name() << "is set to" << pos << "state is" << stateName(state); @@ -948,7 +958,7 @@ QDateTimeParser::StateNode QDateTimeParser::parse(QString &input, int &cursorPos case AmPmSection: current = &m; break; default: qWarning("QDateTimeParser::parse Internal error (%s)", - qPrintable(sectionName(sn.type))); + qPrintable(sn.name())); break; } if (!current) { @@ -956,7 +966,7 @@ QDateTimeParser::StateNode QDateTimeParser::parse(QString &input, int &cursorPos return StateNode(); } if (isSet & sn.type && *current != num) { - QDTPDEBUG << "CONFLICT " << sectionName(sn.type) << *current << num; + QDTPDEBUG << "CONFLICT " << sn.name() << *current << num; conflicts = true; if (index != currentSectionIndex || num == -1) { continue; @@ -1040,15 +1050,16 @@ QDateTimeParser::StateNode QDateTimeParser::parse(QString &input, int &cursorPos const QLocale loc = locale(); for (int i=0; i<sectionNodesCount; ++i) { - const Section thisSectionType = sectionType(i); - if (thisSectionType & (DaySection)) { - input.replace(sectionPos(i), sectionSize(i), loc.toString(day)); - } else if (thisSectionType & (DayOfWeekSectionShort|DayOfWeekSectionLong)) { + const SectionNode sn = sectionNode(i); + if (sn.type & DaySection) { + input.replace(sectionPos(sn), sectionSize(i), loc.toString(day)); + } else if (sn.type & (DayOfWeekSectionShort | DayOfWeekSectionLong)) { const int dayOfWeek = QDate(year, month, day).dayOfWeek(); - const QLocale::FormatType dayFormat = (thisSectionType == DayOfWeekSectionShort - ? QLocale::ShortFormat : QLocale::LongFormat); + const QLocale::FormatType dayFormat = + (sn.type == DayOfWeekSectionShort + ? QLocale::ShortFormat : QLocale::LongFormat); const QString dayName(loc.dayName(dayOfWeek, dayFormat)); - input.replace(sectionPos(i), sectionSize(i), dayName); + input.replace(sectionPos(sn), sectionSize(i), dayName); } } } else { @@ -1129,10 +1140,11 @@ end: } case MonthSection: if (sn.count >= 3) { - int tmp = newCurrentValue.date().month(); + const int currentMonth = newCurrentValue.date().month(); + int tmp = currentMonth; // I know the first possible month makes the date too early while ((tmp = findMonth(t, tmp + 1, i)) != -1) { - const QDateTime copy(newCurrentValue.addMonths(tmp - newCurrentValue.date().month())); + const QDateTime copy(newCurrentValue.addMonths(tmp - currentMonth)); if (copy >= minimum && copy <= maximum) break; // break out of while } @@ -1162,7 +1174,7 @@ end: toMin = newCurrentValue.daysTo(minimum); toMax = newCurrentValue.daysTo(maximum); } - const int maxChange = QDateTimeParser::maxChange(i); + const int maxChange = sn.maxChange(); if (toMin > maxChange) { QDTPDEBUG << "invalid because toMin > maxChange" << toMin << maxChange << t << newCurrentValue << minimum; @@ -1176,7 +1188,7 @@ end: const int min = getDigit(minimum, i); if (min == -1) { qWarning("QDateTimeParser::parse Internal error 4 (%s)", - qPrintable(sectionName(sn.type))); + qPrintable(sn.name())); state = Invalid; done = true; break; @@ -1188,7 +1200,7 @@ end: pos = -1; if (!potentialValue(t.simplified(), min, max, i, newCurrentValue, pos)) { QDTPDEBUG << "invalid because potentialValue(" << t.simplified() << min << max - << sectionName(sn.type) << "returned" << toMax << toMin << pos; + << sn.name() << "returned" << toMax << toMin << pos; state = Invalid; done = true; break; @@ -1246,7 +1258,8 @@ int QDateTimeParser::findMonth(const QString &str1, int startMonth, int sectionI QLocale l = locale(); for (int month=startMonth; month<=12; ++month) { - QString str2 = l.monthName(month, type).toLower(); + const QString monthName = l.monthName(month, type); + QString str2 = monthName.toLower(); if (str1.startsWith(str2)) { if (used) { @@ -1254,7 +1267,7 @@ int QDateTimeParser::findMonth(const QString &str1, int startMonth, int sectionI *used = str2.size(); } if (usedMonth) - *usedMonth = l.monthName(month, type); + *usedMonth = monthName; return month; } @@ -1279,7 +1292,7 @@ int QDateTimeParser::findMonth(const QString &str1, int startMonth, int sectionI if (used) *used = limit; if (usedMonth) - *usedMonth = l.monthName(month, type); + *usedMonth = monthName; return month; } } @@ -1354,22 +1367,20 @@ int QDateTimeParser::findDay(const QString &str1, int startDay, int sectionIndex /*! \internal - returns - 0 if str == tr("AM") - 1 if str == tr("PM") - 2 if str can become tr("AM") - 3 if str can become tr("PM") - 4 if str can become tr("PM") and can become tr("AM") - -1 can't become anything sensible - + Returns + AM if str == tr("AM") + PM if str == tr("PM") + PossibleAM if str can become tr("AM") + PossiblePM if str can become tr("PM") + PossibleBoth if str can become tr("PM") and can become tr("AM") + Neither if str can't become anything sensible */ - -int QDateTimeParser::findAmPm(QString &str, int sectionIndex, int *used) const +QDateTimeParser::AmPmFinder QDateTimeParser::findAmPm(QString &str, int sectionIndex, int *used) const { const SectionNode &s = sectionNode(sectionIndex); if (s.type != AmPmSection) { qWarning("QDateTimeParser::findAmPm Internal error"); - return -1; + return Neither; } if (used) *used = str.size(); @@ -1446,10 +1457,9 @@ int QDateTimeParser::findAmPm(QString &str, int sectionIndex, int *used) const Max number of units that can be changed by this section. */ -int QDateTimeParser::maxChange(int index) const +int QDateTimeParser::SectionNode::maxChange() const { - const SectionNode &sn = sectionNode(index); - switch (sn.type) { + switch (type) { // Time. unit is msec case MSecSection: return 999; case SecondSection: return 59 * 1000; @@ -1465,7 +1475,7 @@ int QDateTimeParser::maxChange(int index) const case YearSection2Digits: return 100 * 365; default: qWarning("QDateTimeParser::maxChange() Internal error (%s)", - qPrintable(sectionName(sectionType(index)))); + qPrintable(name())); } return -1; @@ -1475,8 +1485,7 @@ QDateTimeParser::FieldInfo QDateTimeParser::fieldInfo(int index) const { FieldInfo ret = 0; const SectionNode &sn = sectionNode(index); - const Section s = sn.type; - switch (s) { + switch (sn.type) { case MSecSection: ret |= Fraction; // fallthrough @@ -1487,7 +1496,7 @@ QDateTimeParser::FieldInfo QDateTimeParser::fieldInfo(int index) const case YearSection: case YearSection2Digits: ret |= Numeric; - if (s != YearSection) { + if (sn.type != YearSection) { ret |= AllowPartial; } if (sn.count != 1) { @@ -1515,30 +1524,16 @@ QDateTimeParser::FieldInfo QDateTimeParser::fieldInfo(int index) const break; default: qWarning("QDateTimeParser::fieldInfo Internal error 2 (%d %s %d)", - index, qPrintable(sectionName(sn.type)), sn.count); + index, qPrintable(sn.name()), sn.count); break; } return ret; } -/*! - \internal - - Get a number that str can become which is between min - and max or -1 if this is not possible. -*/ - - -QString QDateTimeParser::sectionFormat(int index) const -{ - const SectionNode &sn = sectionNode(index); - return sectionFormat(sn.type, sn.count); -} - -QString QDateTimeParser::sectionFormat(Section s, int count) const +QString QDateTimeParser::SectionNode::format() const { QChar fillChar; - switch (s) { + switch (type) { case AmPmSection: return count == 1 ? QLatin1String("AP") : QLatin1String("ap"); case MSecSection: fillChar = QLatin1Char('z'); break; case SecondSection: fillChar = QLatin1Char('s'); break; @@ -1553,7 +1548,7 @@ QString QDateTimeParser::sectionFormat(Section s, int count) const case YearSection: fillChar = QLatin1Char('y'); break; default: qWarning("QDateTimeParser::sectionFormat Internal error (%s)", - qPrintable(sectionName(s))); + qPrintable(name(type))); return QString(); } if (fillChar.isNull()) { @@ -1584,7 +1579,8 @@ bool QDateTimeParser::potentialValue(const QString &str, int min, int max, int i int val = (int)locale().toUInt(str); const SectionNode &sn = sectionNode(index); if (sn.type == YearSection2Digits) { - val += currentValue.date().year() - (currentValue.date().year() % 100); + const int year = currentValue.date().year(); + val += year - (year % 100); } if (val >= min && val <= max && str.size() == size) { return true; @@ -1651,7 +1647,7 @@ bool QDateTimeParser::skipToNextSection(int index, const QDateTime ¤t, con For debugging. Returns the name of the section \a s. */ -QString QDateTimeParser::sectionName(int s) const +QString QDateTimeParser::SectionNode::name(QDateTimeParser::Section s) { switch (s) { case QDateTimeParser::AmPmSection: return QLatin1String("AmPmSection"); @@ -1669,7 +1665,7 @@ QString QDateTimeParser::sectionName(int s) const case QDateTimeParser::NoSection: return QLatin1String("NoSection"); case QDateTimeParser::FirstSection: return QLatin1String("FirstSection"); case QDateTimeParser::LastSection: return QLatin1String("LastSection"); - default: return QLatin1String("Unknown section ") + QString::number(s); + default: return QLatin1String("Unknown section ") + QString::number(int(s)); } } @@ -1678,7 +1674,7 @@ QString QDateTimeParser::sectionName(int s) const For debugging. Returns the name of the state \a s. */ -QString QDateTimeParser::stateName(int s) const +QString QDateTimeParser::stateName(State s) const { switch (s) { case Invalid: return QLatin1String("Invalid"); |