KDECore

kcalendarsystemgregorian.cpp

00001 /*
00002    Copyright (c) 2002 Carlos Moro <cfmoro@correo.uniovi.es>
00003    Copyright (c) 2002-2003 Hans Petter Bieker <bieker@kde.org>
00004 
00005    This library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Library General Public
00007    License as published by the Free Software Foundation; either
00008    version 2 of the License, or (at your option) any later version.
00009 
00010    This library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Library General Public License for more details.
00014 
00015    You should have received a copy of the GNU Library General Public License
00016    along with this library; see the file COPYING.LIB.  If not, write to
00017    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018    Boston, MA 02110-1301, USA.
00019 */
00020 
00021 // Derived gregorian kde calendar class
00022 // Just a schema.
00023 
00024 #include <qdatetime.h>
00025 #include <qstring.h>
00026 
00027 #include <klocale.h>
00028 #include <kdebug.h>
00029 
00030 #include "kcalendarsystemgregorian.h"
00031 
00032 KCalendarSystemGregorian::KCalendarSystemGregorian(const KLocale * locale)
00033   : KCalendarSystem(locale)
00034 {
00035 }
00036 
00037 KCalendarSystemGregorian::~KCalendarSystemGregorian()
00038 {
00039 }
00040 
00041 int KCalendarSystemGregorian::year(const QDate& date) const
00042 {
00043   return date.year();
00044 }
00045 
00046 int KCalendarSystemGregorian::monthsInYear( const QDate & date ) const
00047 {
00048   Q_UNUSED( date )
00049 
00050   return 12;
00051 }
00052 
00053 int KCalendarSystemGregorian::weeksInYear(int year) const
00054 {
00055   QDate temp;
00056   temp.setYMD(year, 12, 31);
00057 
00058   // If the last day of the year is in the first week, we have to check the
00059   // week before
00060   if ( temp.weekNumber() == 1 )
00061     temp = temp.addDays(-7);
00062 
00063   return temp.weekNumber();
00064 }
00065 
00066 int KCalendarSystemGregorian::weekNumber(const QDate& date,
00067                                          int * yearNum) const
00068 {
00069   return date.weekNumber(yearNum);
00070 }
00071 
00072 QString KCalendarSystemGregorian::monthName(const QDate& date,
00073                                             bool shortName) const
00074 {
00075   return monthName(month(date), year(date), shortName);
00076 }
00077 
00078 QString KCalendarSystemGregorian::monthNamePossessive(const QDate& date, bool shortName) const
00079 {
00080   return monthNamePossessive(month(date), year(date), shortName);
00081 }
00082 
00083 QString KCalendarSystemGregorian::monthName(int month, int year, bool shortName) const
00084 {
00085   Q_UNUSED(year);
00086 
00087   if ( shortName )
00088     switch ( month )
00089       {
00090       case 1:
00091         return locale()->translate("January", "Jan");
00092       case 2:
00093         return locale()->translate("February", "Feb");
00094       case 3:
00095         return locale()->translate("March", "Mar");
00096       case 4:
00097         return locale()->translate("April", "Apr");
00098       case 5:
00099         return locale()->translate("May short", "May");
00100       case 6:
00101         return locale()->translate("June", "Jun");
00102       case 7:
00103         return locale()->translate("July", "Jul");
00104       case 8:
00105         return locale()->translate("August", "Aug");
00106       case 9:
00107         return locale()->translate("September", "Sep");
00108       case 10:
00109         return locale()->translate("October", "Oct");
00110       case 11:
00111         return locale()->translate("November", "Nov");
00112       case 12:
00113         return locale()->translate("December", "Dec");
00114       }
00115   else
00116     switch ( month )
00117       {
00118       case 1:
00119         return locale()->translate("January");
00120       case 2:
00121         return locale()->translate("February");
00122       case 3:
00123         return locale()->translate("March");
00124       case 4:
00125         return locale()->translate("April");
00126       case 5:
00127         return locale()->translate("May long", "May");
00128       case 6:
00129         return locale()->translate("June");
00130       case 7:
00131         return locale()->translate("July");
00132       case 8:
00133         return locale()->translate("August");
00134       case 9:
00135         return locale()->translate("September");
00136       case 10:
00137         return locale()->translate("October");
00138       case 11:
00139         return locale()->translate("November");
00140       case 12:
00141         return locale()->translate("December");
00142       }
00143 
00144   return QString::null;
00145 }
00146 
00147 QString KCalendarSystemGregorian::monthNamePossessive(int month, int year,
00148                                                       bool shortName) const
00149 {
00150   Q_UNUSED(year);
00151 
00152   if ( shortName )
00153     switch ( month )
00154       {
00155       case 1:
00156         return locale()->translate("of January", "of Jan");
00157       case 2:
00158         return locale()->translate("of February", "of Feb");
00159       case 3:
00160         return locale()->translate("of March", "of Mar");
00161       case 4:
00162         return locale()->translate("of April", "of Apr");
00163       case 5:
00164         return locale()->translate("of May short", "of May");
00165       case 6:
00166         return locale()->translate("of June", "of Jun");
00167       case 7:
00168         return locale()->translate("of July", "of Jul");
00169       case 8:
00170         return locale()->translate("of August", "of Aug");
00171       case 9:
00172         return locale()->translate("of September", "of Sep");
00173       case 10:
00174         return locale()->translate("of October", "of Oct");
00175       case 11:
00176        return locale()->translate("of November", "of Nov");
00177       case 12:
00178         return locale()->translate("of December", "of Dec");
00179       }
00180   else
00181     switch ( month )
00182       {
00183       case 1:
00184         return locale()->translate("of January");
00185       case 2:
00186         return locale()->translate("of February");
00187       case 3:
00188         return locale()->translate("of March");
00189       case 4:
00190         return locale()->translate("of April");
00191       case 5:
00192         return locale()->translate("of May long", "of May");
00193       case 6:
00194         return locale()->translate("of June");
00195       case 7:
00196         return locale()->translate("of July");
00197       case 8:
00198         return locale()->translate("of August");
00199       case 9:
00200         return locale()->translate("of September");
00201       case 10:
00202         return locale()->translate("of October");
00203       case 11:
00204         return locale()->translate("of November");
00205       case 12:
00206         return locale()->translate("of December");
00207       }
00208 
00209   return QString::null;
00210 }
00211 
00212 bool KCalendarSystemGregorian::setYMD(QDate & date, int y, int m, int d) const
00213 {
00214   // We don't want Qt to add 1900 to them
00215   if ( y >= 0 && y <= 99 )
00216     return false;
00217 
00218   // QDate supports gregorian internally
00219   return date.setYMD(y, m, d);
00220 }
00221 
00222 QDate KCalendarSystemGregorian::addYears(const QDate & date, int nyears) const
00223 {
00224   return date.addYears(nyears);
00225 }
00226 
00227 QDate KCalendarSystemGregorian::addMonths(const QDate & date, int nmonths) const
00228 {
00229   return date.addMonths(nmonths);
00230 }
00231 
00232 QDate KCalendarSystemGregorian::addDays(const QDate & date, int ndays) const
00233 {
00234   return date.addDays(ndays);
00235 }
00236 
00237 QString KCalendarSystemGregorian::weekDayName(int col, bool shortName) const
00238 {
00239   // ### Should this really be different to each calendar system? Or are we
00240   //     only going to support weeks with 7 days?
00241 
00242   return KCalendarSystem::weekDayName(col, shortName);
00243 }
00244 
00245 QString KCalendarSystemGregorian::weekDayName(const QDate& date, bool shortName) const
00246 {
00247   return weekDayName(dayOfWeek(date), shortName);
00248 }
00249 
00250 
00251 int KCalendarSystemGregorian::dayOfWeek(const QDate& date) const
00252 {
00253   return date.dayOfWeek();
00254 }
00255 
00256 int KCalendarSystemGregorian::dayOfYear(const QDate & date) const
00257 {
00258   return date.dayOfYear();
00259 }
00260 
00261 int KCalendarSystemGregorian::daysInMonth(const QDate& date) const
00262 {
00263   return date.daysInMonth();
00264 }
00265 
00266 int KCalendarSystemGregorian::minValidYear() const
00267 {
00268   return 1753; // QDate limit
00269 }
00270 
00271 int KCalendarSystemGregorian::maxValidYear() const
00272 {
00273   return 8000; // QDate limit
00274 }
00275 
00276 int KCalendarSystemGregorian::day(const QDate& date) const
00277 {
00278   return date.day();
00279 }
00280 
00281 int KCalendarSystemGregorian::month(const QDate& date) const
00282 {
00283   return date.month();
00284 }
00285 
00286 int KCalendarSystemGregorian::daysInYear(const QDate& date) const
00287 {
00288   return date.daysInYear();
00289 }
00290 
00291 int KCalendarSystemGregorian::weekDayOfPray() const
00292 {
00293   return 7; // sunday
00294 }
00295 
00296 QString KCalendarSystemGregorian::calendarName() const
00297 {
00298   return QString::fromLatin1("gregorian");
00299 }
00300 
00301 bool KCalendarSystemGregorian::isLunar() const
00302 {
00303   return false;
00304 }
00305 
00306 bool KCalendarSystemGregorian::isLunisolar() const
00307 {
00308   return false;
00309 }
00310 
00311 bool KCalendarSystemGregorian::isSolar() const
00312 {
00313   return true;
00314 }
00315 
00316 int KCalendarSystemGregorian::yearStringToInteger(const QString & sNum, int & iLength) const
00317 {
00318   int iYear;
00319   iYear = KCalendarSystem::yearStringToInteger(sNum, iLength);
00320   
00321   // Qt treats a year in the range 0-100 as 1900-1999.
00322   // It is nicer for the user if we treat 0-68 as 2000-2068
00323   if (iYear < 69)
00324     iYear += 2000;
00325   else if (iYear < 100)
00326     iYear += 1900;
00327 
00328   return iYear;
00329 }
KDECore

kcalendarsystemgregorian.cpp

KDECore

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