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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "limitedformats.hxx"
#include "services.hxx"
#include <osl/diagnose.h>
#include <comphelper/types.hxx>
#include <comphelper/extract.hxx>
#include <com/sun/star/form/FormComponentType.hpp>
#include <com/sun/star/util/NumberFormatsSupplier.hpp>
namespace frm
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::beans;
sal_Int32 OLimitedFormats::s_nInstanceCount(0);
::osl::Mutex OLimitedFormats::s_aMutex;
Reference< XNumberFormatsSupplier > OLimitedFormats::s_xStandardFormats;
//=
enum LocaleType
{
ltEnglishUS,
ltGerman,
ltSystem
};
static const Locale& getLocale(LocaleType _eType)
{
static const Locale s_aEnglishUS( "en", "us", OUString() );
static const Locale s_aGerman( "de", "DE", OUString() );
static const Locale s_aSystem( "", "", "" );
switch (_eType)
{
case ltEnglishUS:
return s_aEnglishUS;
case ltGerman:
return s_aGerman;
case ltSystem:
return s_aSystem;
}
OSL_FAIL("getLocale: invalid enum value!");
return s_aSystem;
}
struct FormatEntry
{
const sal_Char* pDescription;
sal_Int32 nKey;
LocaleType eLocale;
};
static FormatEntry* lcl_getFormatTable(sal_Int16 nTableId)
{
switch (nTableId)
{
case FormComponentType::TIMEFIELD:
{
static FormatEntry s_aFormats[] = {
{ "HH:MM", -1, ltEnglishUS },
{ "HH:MM:SS", -1, ltEnglishUS },
{ "HH:MM AM/PM", -1, ltEnglishUS },
{ "HH:MM:SS AM/PM", -1, ltEnglishUS },
{ nullptr, -1, ltSystem }
};
return s_aFormats;
}
case FormComponentType::DATEFIELD:
{
static FormatEntry s_aFormats[] = {
{ "T-M-JJ", -1, ltGerman },
{ "TT-MM-JJ", -1, ltGerman },
{ "TT-MM-JJJJ", -1, ltGerman },
{ "NNNNT. MMMM JJJJ", -1, ltGerman },
{ "DD/MM/YY", -1, ltEnglishUS },
{ "MM/DD/YY", -1, ltEnglishUS },
{ "YY/MM/DD", -1, ltEnglishUS },
{ "DD/MM/YYYY", -1, ltEnglishUS },
{ "MM/DD/YYYY", -1, ltEnglishUS },
{ "YYYY/MM/DD", -1, ltEnglishUS },
{ "JJ-MM-TT", -1, ltGerman },
{ "JJJJ-MM-TT", -1, ltGerman },
{ nullptr, -1, ltSystem }
};
return s_aFormats;
}
}
OSL_FAIL("lcl_getFormatTable: invalid id!");
return nullptr;
}
OLimitedFormats::OLimitedFormats(const Reference< XComponentContext >& _rxContext, const sal_Int16 _nClassId)
:m_nFormatEnumPropertyHandle(-1)
,m_nTableId(_nClassId)
{
OSL_ENSURE(_rxContext.is(), "OLimitedFormats::OLimitedFormats: invalid service factory!");
acquireSupplier(_rxContext);
ensureTableInitialized(m_nTableId);
}
OLimitedFormats::~OLimitedFormats()
{
releaseSupplier();
}
void OLimitedFormats::ensureTableInitialized(const sal_Int16 _nTableId)
{
FormatEntry* pFormatTable = lcl_getFormatTable(_nTableId);
if (-1 == pFormatTable->nKey)
{
::osl::MutexGuard aGuard(s_aMutex);
if (-1 == pFormatTable->nKey)
{
// initialize the keys
Reference<XNumberFormats> xStandardFormats;
if (s_xStandardFormats.is())
xStandardFormats = s_xStandardFormats->getNumberFormats();
OSL_ENSURE(xStandardFormats.is(), "OLimitedFormats::ensureTableInitialized: don't have a formats supplier!");
if (xStandardFormats.is())
{
// loop through the table
FormatEntry* pLoopFormats = pFormatTable;
while (pLoopFormats->pDescription)
{
// get the key for the description
pLoopFormats->nKey = xStandardFormats->queryKey(
OUString::createFromAscii(pLoopFormats->pDescription),
getLocale(pLoopFormats->eLocale),
false
);
if (-1 == pLoopFormats->nKey)
{
pLoopFormats->nKey = xStandardFormats->addNew(
OUString::createFromAscii(pLoopFormats->pDescription),
getLocale(pLoopFormats->eLocale)
);
#ifdef DBG_UTIL
try
{
xStandardFormats->getByKey(pLoopFormats->nKey);
}
catch(const Exception&)
{
OSL_FAIL("OLimitedFormats::ensureTableInitialized: adding the key to the formats collection failed!");
}
#endif
}
// next
++pLoopFormats;
}
}
}
}
}
void OLimitedFormats::clearTable(const sal_Int16 _nTableId)
{
::osl::MutexGuard aGuard(s_aMutex);
FormatEntry* pFormats = lcl_getFormatTable(_nTableId);
FormatEntry* pResetLoop = pFormats;
while (pResetLoop->pDescription)
{
pResetLoop->nKey = -1;
++pResetLoop;
}
}
void OLimitedFormats::setAggregateSet(const Reference< XFastPropertySet >& _rxAggregate, sal_Int32 _nOriginalPropertyHandle)
{
// changes (NULL -> not NULL) and (not NULL -> NULL) are allowed
OSL_ENSURE(!m_xAggregate.is() || !_rxAggregate.is(), "OLimitedFormats::setAggregateSet: already have an aggregate!");
OSL_ENSURE(_rxAggregate.is() || m_xAggregate.is(), "OLimitedFormats::setAggregateSet: invalid new aggregate!");
m_xAggregate = _rxAggregate;
m_nFormatEnumPropertyHandle = _nOriginalPropertyHandle;
#ifdef DBG_UTIL
if (m_xAggregate.is())
{
try
{
m_xAggregate->getFastPropertyValue(m_nFormatEnumPropertyHandle);
}
catch(const Exception&)
{
OSL_FAIL("OLimitedFormats::setAggregateSet: invalid handle!");
}
}
#endif
}
void OLimitedFormats::getFormatKeyPropertyValue( Any& _rValue ) const
{
_rValue.clear();
OSL_ENSURE(m_xAggregate.is() && (-1 != m_nFormatEnumPropertyHandle), "OLimitedFormats::getFormatKeyPropertyValue: not initialized!");
if (m_xAggregate.is())
{
// get the aggregate's enum property value
Any aEnumPropertyValue = m_xAggregate->getFastPropertyValue(m_nFormatEnumPropertyHandle);
sal_Int32 nValue = -1;
::cppu::enum2int(nValue, aEnumPropertyValue);
// get the translation table
const FormatEntry* pFormats = lcl_getFormatTable(m_nTableId);
// seek to the nValue'th entry
sal_Int32 nLookup = 0;
for ( ;
(nullptr != pFormats->pDescription) && (nLookup < nValue);
++pFormats, ++nLookup
)
;
OSL_ENSURE(nullptr != pFormats->pDescription, "OLimitedFormats::getFormatKeyPropertyValue: did not find the value!");
if (pFormats->pDescription)
_rValue <<= pFormats->nKey;
}
// TODO: should use a standard format for the control type we're working for
}
bool OLimitedFormats::convertFormatKeyPropertyValue(Any& _rConvertedValue, Any& _rOldValue, const Any& _rNewValue)
{
OSL_ENSURE(m_xAggregate.is() && (-1 != m_nFormatEnumPropertyHandle), "OLimitedFormats::convertFormatKeyPropertyValue: not initialized!");
if (m_xAggregate.is())
{
// the new format key to set
sal_Int32 nNewFormat = 0;
if (!(_rNewValue >>= nNewFormat))
throw IllegalArgumentException();
// get the old (enum) value from the aggregate
Any aEnumPropertyValue = m_xAggregate->getFastPropertyValue(m_nFormatEnumPropertyHandle);
sal_Int32 nOldEnumValue = -1;
::cppu::enum2int(nOldEnumValue, aEnumPropertyValue);
// get the translation table
const FormatEntry* pFormats = lcl_getFormatTable(m_nTableId);
_rOldValue.clear();
_rConvertedValue.clear();
// look for the entry with the given format key
sal_Int32 nTablePosition = 0;
for ( ;
(nullptr != pFormats->pDescription) && (nNewFormat != pFormats->nKey);
++pFormats, ++nTablePosition
)
{
if (nTablePosition == nOldEnumValue)
_rOldValue <<= pFormats->nKey;
}
bool bFoundIt = (nullptr != pFormats->pDescription);
bool bModified = false;
if (bFoundIt)
{
_rConvertedValue <<= (sal_Int16)nTablePosition;
bModified = nTablePosition != nOldEnumValue;
}
if (!_rOldValue.hasValue())
{ // did not reach the end of the table (means we found nNewFormat)
// -> go to the end to ensure that _rOldValue is set
while (pFormats->pDescription)
{
if (nTablePosition == nOldEnumValue)
{
_rOldValue <<= pFormats->nKey;
break;
}
++pFormats;
++nTablePosition;
}
}
OSL_ENSURE(_rOldValue.hasValue(), "OLimitedFormats::convertFormatKeyPropertyValue: did not find the old enum value in the table!");
if (!bFoundIt)
{ // somebody gave us a format which we can't translate
OUString sMessage ("This control supports only a very limited number of formats.");
throw IllegalArgumentException(sMessage, nullptr, 2);
}
return bModified;
}
return false;
}
void OLimitedFormats::setFormatKeyPropertyValue( const Any& _rNewValue )
{
OSL_ENSURE(m_xAggregate.is() && (-1 != m_nFormatEnumPropertyHandle), "OLimitedFormats::setFormatKeyPropertyValue: not initialized!");
if (m_xAggregate.is())
{ // this is to be called after convertFormatKeyPropertyValue, where
// we translated the format key into an enum value.
// So now we can simply forward this enum value to our aggregate
m_xAggregate->setFastPropertyValue(m_nFormatEnumPropertyHandle, _rNewValue);
}
}
void OLimitedFormats::acquireSupplier(const Reference< XComponentContext >& _rxContext)
{
::osl::MutexGuard aGuard(s_aMutex);
if (1 == ++s_nInstanceCount)
{ // create the standard formatter
s_xStandardFormats = NumberFormatsSupplier::createWithLocale(_rxContext, getLocale(ltEnglishUS));
}
}
void OLimitedFormats::releaseSupplier()
{
::osl::MutexGuard aGuard(s_aMutex);
if (0 == --s_nInstanceCount)
{
::comphelper::disposeComponent(s_xStandardFormats);
s_xStandardFormats = nullptr;
clearTable(FormComponentType::TIMEFIELD);
clearTable(FormComponentType::DATEFIELD);
}
}
} // namespace frm
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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