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Diffstat (limited to 'forms/source/component/EditBase.cxx')
-rw-r--r-- | forms/source/component/EditBase.cxx | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/forms/source/component/EditBase.cxx b/forms/source/component/EditBase.cxx new file mode 100644 index 000000000..b584eaa82 --- /dev/null +++ b/forms/source/component/EditBase.cxx @@ -0,0 +1,377 @@ +/* -*- 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 "EditBase.hxx" +#include <property.hxx> +#include <tools/debug.hxx> +#include <comphelper/basicio.hxx> +#include <comphelper/property.hxx> +#include <comphelper/types.hxx> +#include <tools/time.hxx> +#include <tools/date.hxx> +#include <com/sun/star/io/XMarkableStream.hpp> +#include <com/sun/star/util/Time.hpp> +#include <com/sun/star/util/Date.hpp> + + +namespace frm +{ +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::sdb; +using namespace ::com::sun::star::sdbc; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star::container; +using namespace ::com::sun::star::form; +using namespace ::com::sun::star::awt; +using namespace ::com::sun::star::io; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::util; + +namespace +{ + const sal_uInt16 DEFAULT_LONG = 0x0001; + const sal_uInt16 DEFAULT_DOUBLE = 0x0002; + const sal_uInt16 FILTERPROPOSAL = 0x0004; + const sal_uInt16 DEFAULT_TIME = 0x0008; + const sal_uInt16 DEFAULT_DATE = 0x0010; +} + + +OEditBaseModel::OEditBaseModel( const Reference< XComponentContext >& _rxFactory, const OUString& rUnoControlModelName, + const OUString& rDefault, const bool _bSupportExternalBinding, const bool _bSupportsValidation ) + :OBoundControlModel( _rxFactory, rUnoControlModelName, rDefault, true, _bSupportExternalBinding, _bSupportsValidation ) + ,m_nLastReadVersion(0) + ,m_bEmptyIsNull(true) + ,m_bFilterProposal(false) +{ +} + + +OEditBaseModel::OEditBaseModel( const OEditBaseModel* _pOriginal, const Reference< XComponentContext >& _rxFactory ) + :OBoundControlModel( _pOriginal, _rxFactory ) + ,m_nLastReadVersion(0) +{ + + m_bFilterProposal = _pOriginal->m_bFilterProposal; + m_bEmptyIsNull = _pOriginal->m_bEmptyIsNull; + m_aDefault = _pOriginal->m_aDefault; + m_aDefaultText = _pOriginal->m_aDefaultText; +} + + +OEditBaseModel::~OEditBaseModel( ) +{ +} + +// XPersist + +void OEditBaseModel::write(const Reference<XObjectOutputStream>& _rxOutStream) +{ + OBoundControlModel::write(_rxOutStream); + + // Version + sal_uInt16 nVersionId = 0x0006; + DBG_ASSERT((getPersistenceFlags() & ~PF_SPECIAL_FLAGS) == 0, + "OEditBaseModel::write : invalid special version flags !"); + // please don't use other flags, older versions can't interpret them ! + + nVersionId |= getPersistenceFlags(); + _rxOutStream->writeShort(nVersionId); + + // Name + _rxOutStream->writeShort(0); // obsolete + _rxOutStream << m_aDefaultText; + + // Masking for any + sal_uInt16 nAnyMask = 0; + if (m_aDefault.getValueType().getTypeClass() == TypeClass_LONG) + nAnyMask |= DEFAULT_LONG; + else if (m_aDefault.getValueType().getTypeClass() == TypeClass_DOUBLE) + nAnyMask |= DEFAULT_DOUBLE; + else if (m_aDefault.getValueType() == cppu::UnoType<util::Time>::get()) + nAnyMask |= DEFAULT_TIME; + else if (m_aDefault.getValueType() == cppu::UnoType<util::Date>::get()) + nAnyMask |= DEFAULT_DATE; + + if (m_bFilterProposal) // Don't save a value, because it's boolean + nAnyMask |= FILTERPROPOSAL; + + _rxOutStream->writeBoolean(m_bEmptyIsNull); + _rxOutStream->writeShort(nAnyMask); + + if ((nAnyMask & DEFAULT_LONG) == DEFAULT_LONG) + _rxOutStream->writeLong(getINT32(m_aDefault)); + else if ((nAnyMask & DEFAULT_DOUBLE) == DEFAULT_DOUBLE) + _rxOutStream->writeDouble(getDouble(m_aDefault)); + else if ((nAnyMask & DEFAULT_TIME) == DEFAULT_TIME) + { + util::Time aTime; + OSL_VERIFY(m_aDefault >>= aTime); + _rxOutStream->writeHyper(::tools::Time(aTime).GetTime()); + } + else if ((nAnyMask & DEFAULT_DATE) == DEFAULT_DATE) + { + util::Date aDate; + OSL_VERIFY(m_aDefault >>= aDate); + _rxOutStream->writeLong(::Date(aDate).GetDate()); + } + + // since version 5 we write the help text + writeHelpTextCompatibly(_rxOutStream); + // (that's potentially bad : at the time I added the above line we had two derived classes : OEditModel and + // OFormattedModel. The first one does not have an own version handling, so it can't write the help text itself, + // the second one does its own writing (reading) after calling our method, so normally we shouldn't write any + // additional members as this is not compatible to older office versions. + // We decided to place the writing of the help text here as it seems the less worse alternative. There is no delivered + // office version including formatted controls (and thus the OFormattedModel), and the OFormattedModel::read seems + // robust against this change (as it will read a wrong and unknown file version and thus set its members to defaults). + + if ((nVersionId & PF_HANDLE_COMMON_PROPS) != 0) + writeCommonEditProperties(_rxOutStream); + + // !!! properties common to all OEditBaseModel derived classes should be written in writeCommonEditProperties !!! +} + + +sal_uInt16 OEditBaseModel::getPersistenceFlags() const +{ + return PF_HANDLE_COMMON_PROPS; +} + + +void OEditBaseModel::read(const Reference<XObjectInputStream>& _rxInStream) +{ + OBoundControlModel::read(_rxInStream); + ::osl::MutexGuard aGuard(m_aMutex); + + // Version's own version number + sal_uInt16 nVersion = _rxInStream->readShort(); + m_nLastReadVersion = nVersion; + + bool bHandleCommonProps = (nVersion & PF_HANDLE_COMMON_PROPS) != 0; + nVersion = nVersion & ~PF_SPECIAL_FLAGS; + + // obsolete + _rxInStream->readShort(); + + _rxInStream >> m_aDefaultText; + + if (nVersion >= 0x0003) + { + m_bEmptyIsNull = _rxInStream->readBoolean(); + + sal_uInt16 nAnyMask = _rxInStream->readShort(); + if ((nAnyMask & DEFAULT_LONG) == DEFAULT_LONG) + { + sal_Int32 nValue = _rxInStream->readLong(); + m_aDefault <<= nValue; + } + else if ((nAnyMask & DEFAULT_DOUBLE) == DEFAULT_DOUBLE) + { + double fValue = _rxInStream->readDouble(); + m_aDefault <<= fValue; + } + else if ((nAnyMask & DEFAULT_TIME) == DEFAULT_TIME) + { + m_aDefault <<= ::tools::Time(_rxInStream->readHyper()).GetUNOTime(); + } + else if ((nAnyMask & DEFAULT_DATE) == DEFAULT_DATE) + { + m_aDefault <<= ::Date(_rxInStream->readLong()).GetUNODate(); + } + + if ((nAnyMask & FILTERPROPOSAL) == FILTERPROPOSAL) + m_bFilterProposal = true; + } + + if (nVersion > 4) + readHelpTextCompatibly(_rxInStream); + + if (bHandleCommonProps) + readCommonEditProperties(_rxInStream); + + // After reading, display default values + if ( !getControlSource().isEmpty() ) + // (not if we don't have a control source - the "State" property acts like it is persistent, then) + resetNoBroadcast(); +}; + + +void OEditBaseModel::defaultCommonEditProperties() +{ + OBoundControlModel::defaultCommonProperties(); + // no own common properties at the moment +} + + +void OEditBaseModel::readCommonEditProperties(const Reference<XObjectInputStream>& _rxInStream) +{ + sal_Int32 nLen = _rxInStream->readLong(); + + Reference<XMarkableStream> xMark(_rxInStream, UNO_QUERY); + DBG_ASSERT(xMark.is(), "OBoundControlModel::readCommonProperties : can only work with markable streams !"); + sal_Int32 nMark = xMark->createMark(); + + // read properties common to all OBoundControlModels + OBoundControlModel::readCommonProperties(_rxInStream); + + // read properties common to all OEditBaseModels + + // skip the remaining bytes + xMark->jumpToMark(nMark); + _rxInStream->skipBytes(nLen); + xMark->deleteMark(nMark); +} + + +void OEditBaseModel::writeCommonEditProperties(const Reference<XObjectOutputStream>& _rxOutStream) +{ + Reference<XMarkableStream> xMark(_rxOutStream, UNO_QUERY); + DBG_ASSERT(xMark.is(), "OEditBaseModel::writeCommonProperties : can only work with markable streams !"); + sal_Int32 nMark = xMark->createMark(); + + // a placeholder where we will write the overall length (later in this method) + sal_Int32 nLen = 0; + _rxOutStream->writeLong(nLen); + + // write properties common to all OBoundControlModels + OBoundControlModel::writeCommonProperties(_rxOutStream); + + // write properties common to all OEditBaseModels + + // close the block - write the correct length at the beginning + nLen = xMark->offsetToMark(nMark) - sizeof(nLen); + xMark->jumpToMark(nMark); + _rxOutStream->writeLong(nLen); + xMark->jumpToFurthest(); + xMark->deleteMark(nMark); +} + + +void OEditBaseModel::getFastPropertyValue( Any& rValue, sal_Int32 nHandle ) const +{ + switch (nHandle) + { + case PROPERTY_ID_EMPTY_IS_NULL: + rValue <<= m_bEmptyIsNull; + break; + case PROPERTY_ID_FILTERPROPOSAL: + rValue <<= m_bFilterProposal; + break; + case PROPERTY_ID_DEFAULT_TEXT: + rValue <<= m_aDefaultText; + break; + case PROPERTY_ID_DEFAULT_VALUE: + case PROPERTY_ID_DEFAULT_DATE: + case PROPERTY_ID_DEFAULT_TIME: + rValue = m_aDefault; + break; + default: + OBoundControlModel::getFastPropertyValue(rValue, nHandle); + } +} + +sal_Bool OEditBaseModel::convertFastPropertyValue( Any& rConvertedValue, Any& rOldValue, + sal_Int32 nHandle, const Any& rValue ) +{ + bool bModified(false); + switch (nHandle) + { + case PROPERTY_ID_EMPTY_IS_NULL: + bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_bEmptyIsNull); + break; + case PROPERTY_ID_FILTERPROPOSAL: + bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_bFilterProposal); + break; + case PROPERTY_ID_DEFAULT_TEXT: + bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefaultText); + break; + case PROPERTY_ID_DEFAULT_VALUE: + bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefault, cppu::UnoType<double>::get()); + break; + case PROPERTY_ID_DEFAULT_DATE: + bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefault, cppu::UnoType<util::Date>::get()); + break; + case PROPERTY_ID_DEFAULT_TIME: + bModified = tryPropertyValue(rConvertedValue, rOldValue, rValue, m_aDefault, cppu::UnoType<util::Time>::get()); + break; + default: + bModified = OBoundControlModel::convertFastPropertyValue( + rConvertedValue, + rOldValue, + nHandle, + rValue); + } + return bModified; +} + +void OEditBaseModel::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue ) +{ + switch (nHandle) + { + case PROPERTY_ID_EMPTY_IS_NULL: + DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_BOOLEAN, "invalid type" ); + m_bEmptyIsNull = getBOOL(rValue); + break; + case PROPERTY_ID_FILTERPROPOSAL: + DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_BOOLEAN, "invalid type" ); + m_bFilterProposal = getBOOL(rValue); + break; + // Changing the default values causes a reset + case PROPERTY_ID_DEFAULT_TEXT: + DBG_ASSERT(rValue.getValueType().getTypeClass() == TypeClass_STRING, "invalid type" ); + rValue >>= m_aDefaultText; + resetNoBroadcast(); + break; + case PROPERTY_ID_DEFAULT_VALUE: + case PROPERTY_ID_DEFAULT_DATE: + case PROPERTY_ID_DEFAULT_TIME: + m_aDefault = rValue; + resetNoBroadcast(); + break; + default: + OBoundControlModel::setFastPropertyValue_NoBroadcast(nHandle, rValue ); + } +} + +// XPropertyState + +Any OEditBaseModel::getPropertyDefaultByHandle( sal_Int32 nHandle ) const +{ + switch (nHandle) + { + case PROPERTY_ID_DEFAULT_TEXT: + return Any(OUString()); + case PROPERTY_ID_FILTERPROPOSAL: + return Any(false); + case PROPERTY_ID_DEFAULT_VALUE: + case PROPERTY_ID_DEFAULT_DATE: + case PROPERTY_ID_DEFAULT_TIME: + return Any(); + default: + return OBoundControlModel::getPropertyDefaultByHandle(nHandle); + } +} + + +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |