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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 <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;
+
+
+ //=
+
+ namespace {
+
+ 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;
+ }
+
+ namespace {
+
+ struct FormatEntry
+ {
+ const 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)
+ return;
+
+ ::osl::MutexGuard aGuard(s_aMutex);
+ if (-1 != pFormatTable->nKey)
+ return;
+
+ // 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())
+ return;
+
+ // 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())
+ return;
+
+ // 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)
+ return false;
+
+ // 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 <<= static_cast<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
+ throw IllegalArgumentException("This control supports only a very limited number of formats.", nullptr, 2);
+ }
+
+ return bModified;
+ }
+
+
+ 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: */