office-gobmx/unotools/source/i18n/calendarwrapper.cxx
2011-09-20 16:54:54 +01:00

612 lines
16 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_unotools.hxx"
#include <unotools/calendarwrapper.hxx>
#include <tools/string.hxx>
#include <tools/debug.hxx>
#include <instance.hxx>
#include <com/sun/star/i18n/CalendarFieldIndex.hpp>
#include <com/sun/star/i18n/XExtendedCalendar.hpp>
#define CALENDAR_LIBRARYNAME "i18n"
#define CALENDAR_SERVICENAME "com.sun.star.i18n.LocaleCalendar"
using namespace ::com::sun::star;
using namespace ::com::sun::star::i18n;
using namespace ::com::sun::star::uno;
const double MILLISECONDS_PER_DAY = 1000.0 * 60.0 * 60.0 * 24.0;
CalendarWrapper::CalendarWrapper(
const Reference< lang::XMultiServiceFactory > & xSF
)
:
xSMgr( xSF ),
aEpochStart( Date( 1, 1, 1970 ) )
{
xC = Reference< XExtendedCalendar >( intl_createInstance( xSMgr, CALENDAR_SERVICENAME, "CalendarWrapper" ), uno::UNO_QUERY );
}
CalendarWrapper::~CalendarWrapper()
{
}
void CalendarWrapper::loadDefaultCalendar( const ::com::sun::star::lang::Locale& rLocale )
{
try
{
if ( xC.is() )
xC->loadDefaultCalendar( rLocale );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "loadDefaultCalendar: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
}
void CalendarWrapper::loadCalendar( const ::rtl::OUString& rUniqueID, const ::com::sun::star::lang::Locale& rLocale )
{
try
{
if ( xC.is() )
xC->loadCalendar( rUniqueID, rLocale );
}
catch (const Exception& e)
{
#ifdef DBG_UTIL
rtl::OStringBuffer aMsg(RTL_CONSTASCII_STRINGPARAM("loadCalendar: Exception caught\nrequested: "));
aMsg.append(rtl::OUStringToOString(rUniqueID, RTL_TEXTENCODING_UTF8));
aMsg.append(RTL_CONSTASCII_STRINGPARAM(" Locale: "));
aMsg.append(rtl::OUStringToOString(rLocale.Language, RTL_TEXTENCODING_UTF8));
aMsg.append('_');
aMsg.append(rtl::OUStringToOString(rLocale.Country, RTL_TEXTENCODING_UTF8));
aMsg.append(rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8));
DBG_ERRORFILE(aMsg.getStr());
#else
(void)e;
#endif
}
}
::com::sun::star::i18n::Calendar CalendarWrapper::getLoadedCalendar() const
{
try
{
if ( xC.is() )
return xC->getLoadedCalendar();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getLoadedCalendar: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return ::com::sun::star::i18n::Calendar();
}
::com::sun::star::uno::Sequence< ::rtl::OUString > CalendarWrapper::getAllCalendars( const ::com::sun::star::lang::Locale& rLocale ) const
{
try
{
if ( xC.is() )
return xC->getAllCalendars( rLocale );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getAllCalendars: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return ::com::sun::star::uno::Sequence< ::rtl::OUString > (0);
}
::rtl::OUString CalendarWrapper::getUniqueID() const
{
try
{
if ( xC.is() )
return xC->getUniqueID();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getUniqueID: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return ::rtl::OUString();
}
void CalendarWrapper::setDateTime( double nTimeInDays )
{
try
{
if ( xC.is() )
xC->setDateTime( nTimeInDays );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "setDateTime: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
}
double CalendarWrapper::getDateTime() const
{
try
{
if ( xC.is() )
return xC->getDateTime();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getDateTime: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return 0.0;
}
sal_Int32 CalendarWrapper::getCombinedOffsetInMillis(
sal_Int16 nParentFieldIndex, sal_Int16 nChildFieldIndex ) const
{
sal_Int32 nOffset = 0;
try
{
if ( xC.is() )
{
nOffset = static_cast<sal_Int32>( xC->getValue( nParentFieldIndex )) * 60000;
sal_Int16 nSecondMillis = xC->getValue( nChildFieldIndex );
if (nOffset < 0)
nOffset -= static_cast<sal_uInt16>( nSecondMillis);
else
nOffset += static_cast<sal_uInt16>( nSecondMillis);
}
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "setLocalDateTime: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return nOffset;
}
sal_Int32 CalendarWrapper::getZoneOffsetInMillis() const
{
return getCombinedOffsetInMillis( CalendarFieldIndex::ZONE_OFFSET,
CalendarFieldIndex::ZONE_OFFSET_SECOND_MILLIS);
}
sal_Int32 CalendarWrapper::getDSTOffsetInMillis() const
{
return getCombinedOffsetInMillis( CalendarFieldIndex::DST_OFFSET,
CalendarFieldIndex::DST_OFFSET_SECOND_MILLIS);
}
void CalendarWrapper::setLocalDateTime( double nTimeInDays )
{
try
{
if ( xC.is() )
{
// First set a nearby value to obtain the timezone and DST offset.
// This is necessary to let ICU choose the corresponding
// OlsonTimeZone transitions. Since ICU incorporates also
// historical data even the timezone may differ for different
// dates! (Which was the cause for #i76623# when the timezone of a
// previously set date was used.) Timezone may also include
// seconds, so use milliseconds field as well.
xC->setDateTime( nTimeInDays );
sal_Int32 nZone1 = getZoneOffsetInMillis();
sal_Int32 nDST1 = getDSTOffsetInMillis();
double nLoc = nTimeInDays - (double)(nZone1 + nDST1) / MILLISECONDS_PER_DAY;
xC->setDateTime( nLoc );
sal_Int32 nZone2 = getZoneOffsetInMillis();
sal_Int32 nDST2 = getDSTOffsetInMillis();
// If DSTs differ after calculation, we crossed boundaries. Do it
// again, this time using the DST corrected initial value for the
// real local time.
// See also localtime/gmtime conversion pitfalls at
// http://www.erack.de/download/timetest.c
if ( nDST1 != nDST2 )
{
nLoc = nTimeInDays - (double)(nZone2 + nDST2) / MILLISECONDS_PER_DAY;
xC->setDateTime( nLoc );
// #i17222# If the DST onset rule says to switch from 00:00 to
// 01:00 and we tried to set onsetDay 00:00 with DST, the
// result was onsetDay-1 23:00 and no DST, which is not what we
// want. So once again without DST, resulting in onsetDay
// 01:00 and DST. Yes, this seems to be weird, but logically
// correct.
sal_Int32 nDST3 = getDSTOffsetInMillis();
if ( nDST2 != nDST3 && !nDST3 )
{
nLoc = nTimeInDays - (double)(nZone2 + nDST3) / MILLISECONDS_PER_DAY;
xC->setDateTime( nLoc );
}
}
}
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "setLocalDateTime: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
}
double CalendarWrapper::getLocalDateTime() const
{
try
{
if ( xC.is() )
{
double nTimeInDays = xC->getDateTime();
sal_Int32 nZone = getZoneOffsetInMillis();
sal_Int32 nDST = getDSTOffsetInMillis();
nTimeInDays += (double)(nZone + nDST) / MILLISECONDS_PER_DAY;
return nTimeInDays;
}
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getLocalDateTime: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return 0.0;
}
void CalendarWrapper::setValue( sal_Int16 nFieldIndex, sal_Int16 nValue )
{
try
{
if ( xC.is() )
xC->setValue( nFieldIndex, nValue );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "setValue: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
}
sal_Bool CalendarWrapper::isValid() const
{
try
{
if ( xC.is() )
return xC->isValid();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "isValid: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return sal_False;
}
sal_Int16 CalendarWrapper::getValue( sal_Int16 nFieldIndex ) const
{
try
{
if ( xC.is() )
return xC->getValue( nFieldIndex );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getValue: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return 0;
}
void CalendarWrapper::addValue( sal_Int16 nFieldIndex, sal_Int32 nAmount )
{
try
{
if ( xC.is() )
xC->addValue( nFieldIndex, nAmount );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "addValue: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
}
sal_Int16 CalendarWrapper::getFirstDayOfWeek() const
{
try
{
if ( xC.is() )
return xC->getFirstDayOfWeek();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getFirstDayOfWeek: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return 0;
}
void CalendarWrapper::setFirstDayOfWeek( sal_Int16 nDay )
{
try
{
if ( xC.is() )
xC->setFirstDayOfWeek( nDay );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "setFirstDayOfWeek: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
}
void CalendarWrapper::setMinimumNumberOfDaysForFirstWeek( sal_Int16 nDays )
{
try
{
if ( xC.is() )
xC->setMinimumNumberOfDaysForFirstWeek( nDays );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "setMinimumNumberOfDaysForFirstWeek: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
}
sal_Int16 CalendarWrapper::getNumberOfMonthsInYear() const
{
try
{
if ( xC.is() )
return xC->getNumberOfMonthsInYear();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getNumberOfMonthsInYear: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return 0;
}
sal_Int16 CalendarWrapper::getNumberOfDaysInWeek() const
{
try
{
if ( xC.is() )
return xC->getNumberOfDaysInWeek();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getNumberOfDaysInWeek: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return 0;
}
::com::sun::star::uno::Sequence< ::com::sun::star::i18n::CalendarItem > CalendarWrapper::getMonths() const
{
try
{
if ( xC.is() )
return xC->getMonths();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getMonths: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::CalendarItem > (0);
}
::com::sun::star::uno::Sequence< ::com::sun::star::i18n::CalendarItem > CalendarWrapper::getDays() const
{
try
{
if ( xC.is() )
return xC->getDays();
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getDays: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::CalendarItem > (0);
}
String CalendarWrapper::getDisplayName( sal_Int16 nCalendarDisplayIndex, sal_Int16 nIdx, sal_Int16 nNameType ) const
{
try
{
if ( xC.is() )
return xC->getDisplayName( nCalendarDisplayIndex, nIdx, nNameType );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getDisplayName: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return String();
}
// --- XExtendedCalendar -----------------------------------------------------
String CalendarWrapper::getDisplayString( sal_Int32 nCalendarDisplayCode, sal_Int16 nNativeNumberMode ) const
{
try
{
if ( xC.is() )
return xC->getDisplayString( nCalendarDisplayCode, nNativeNumberMode );
}
catch ( Exception& e )
{
#ifdef DBG_UTIL
ByteString aMsg( "getDisplayString: Exception caught\n" );
aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
DBG_ERRORFILE( aMsg.GetBuffer() );
#else
(void)e;
#endif
}
return String();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */