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Diffstat (limited to 'forms/source/component/ListBox.cxx')
| -rw-r--r-- | forms/source/component/ListBox.cxx | 1846 |
1 files changed, 1846 insertions, 0 deletions
diff --git a/forms/source/component/ListBox.cxx b/forms/source/component/ListBox.cxx new file mode 100644 index 000000000000..d2de4882dead --- /dev/null +++ b/forms/source/component/ListBox.cxx @@ -0,0 +1,1846 @@ +/************************************************************************* +* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * +************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_forms.hxx" + +#include "ListBox.hxx" +#include "property.hxx" +#include "property.hrc" +#include "services.hxx" +#include "frm_resource.hxx" +#include "frm_resource.hrc" +#include "BaseListBox.hxx" +#include "listenercontainers.hxx" +#include "componenttools.hxx" + +/** === begin UNO includes === **/ +#include <com/sun/star/util/XNumberFormatTypes.hpp> +#include <com/sun/star/sdbc/XRowSet.hpp> +#include <com/sun/star/container/XIndexAccess.hpp> +#include <com/sun/star/sdb/XSQLQueryComposerFactory.hpp> +#include <com/sun/star/sdb/XQueriesSupplier.hpp> +#include <com/sun/star/util/NumberFormat.hpp> +#include <com/sun/star/awt/XWindow.hpp> +#include <com/sun/star/sdbc/XConnection.hpp> +#include <com/sun/star/sdb/CommandType.hpp> +/** === end UNO includes === **/ + +#include <comphelper/basicio.hxx> +#include <comphelper/container.hxx> +#include <comphelper/numbers.hxx> +#include <comphelper/listenernotification.hxx> +#include <connectivity/dbtools.hxx> +#include <connectivity/formattedcolumnvalue.hxx> +#include <connectivity/dbconversion.hxx> +#include <cppuhelper/queryinterface.hxx> +#include <rtl/logfile.hxx> +#include <tools/debug.hxx> +#include <tools/diagnose_ex.h> +#include <unotools/sharedunocomponent.hxx> +#include <vcl/svapp.hxx> + +#include <algorithm> +#include <functional> + + +//......................................................................... +namespace frm +{ + using namespace ::com::sun::star::uno; + using namespace ::com::sun::star::sdb; + using namespace ::com::sun::star::sdbc; + using namespace ::com::sun::star::sdbcx; + 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; + using namespace ::com::sun::star::form::binding; + using namespace ::dbtools; + + using ::connectivity::ORowSetValue; + + //============================================================================== + //= helper + //============================================================================== + namespace + { + //-------------------------------------------------------------------------- + struct RowSetValueToString : public ::std::unary_function< ORowSetValue, ::rtl::OUString > + { + ::rtl::OUString operator()( const ORowSetValue& _value ) const + { + return _value.getString(); + } + }; + + //-------------------------------------------------------------------------- + struct AppendRowSetValueString : public ::std::unary_function< ::rtl::OUString, void > + { + AppendRowSetValueString( ::rtl::OUString& _string ) + :m_string( _string ) + { + } + + void operator()( const ::rtl::OUString _append ) + { + m_string += _append; + } + + private: + ::rtl::OUString& m_string; + }; + + //-------------------------------------------------------------------------- + Sequence< ::rtl::OUString > lcl_convertToStringSequence( const ValueList& _values ) + { + Sequence< ::rtl::OUString > aStrings( _values.size() ); + ::std::transform( + _values.begin(), + _values.end(), + aStrings.getArray(), + RowSetValueToString() + ); + return aStrings; + } + } + + //============================================================================== + //= ItemEventDescription + //============================================================================== + typedef ::comphelper::EventHolder< ItemEvent > ItemEventDescription; + + //============================================================================== + //= OListBoxModel + //============================================================================== + //------------------------------------------------------------------ + InterfaceRef SAL_CALL OListBoxModel_CreateInstance(const Reference<XMultiServiceFactory>& _rxFactory) throw (RuntimeException) + { + return *(new OListBoxModel(_rxFactory)); + } + + //------------------------------------------------------------------------------ + Sequence< Type> OListBoxModel::_getTypes() + { + return TypeBag( + OBoundControlModel::_getTypes(), + OEntryListHelper::getTypes(), + OErrorBroadcaster::getTypes() + ).getTypes(); + } + + + DBG_NAME(OListBoxModel); + //------------------------------------------------------------------ + OListBoxModel::OListBoxModel(const Reference<XMultiServiceFactory>& _rxFactory) + :OBoundControlModel( _rxFactory, VCL_CONTROLMODEL_LISTBOX, FRM_SUN_CONTROL_LISTBOX, sal_True, sal_True, sal_True ) + // use the old control name for compytibility reasons + ,OEntryListHelper( (OControlModel&)*this ) + ,OErrorBroadcaster( OComponentHelper::rBHelper ) + ,m_aListRowSet( getContext() ) + ,m_nNULLPos(-1) + ,m_nBoundColumnType( DataType::SQLNULL ) + { + DBG_CTOR(OListBoxModel,NULL); + + m_nClassId = FormComponentType::LISTBOX; + m_eListSourceType = ListSourceType_VALUELIST; + m_aBoundColumn <<= (sal_Int16)1; + initValueProperty( PROPERTY_SELECT_SEQ, PROPERTY_ID_SELECT_SEQ); + + startAggregatePropertyListening( PROPERTY_STRINGITEMLIST ); + } + + //------------------------------------------------------------------ + OListBoxModel::OListBoxModel( const OListBoxModel* _pOriginal, const Reference<XMultiServiceFactory>& _rxFactory ) + :OBoundControlModel( _pOriginal, _rxFactory ) + ,OEntryListHelper( *_pOriginal, (OControlModel&)*this ) + ,OErrorBroadcaster( OComponentHelper::rBHelper ) + ,m_aListRowSet( getContext() ) + ,m_eListSourceType( _pOriginal->m_eListSourceType ) + ,m_aBoundColumn( _pOriginal->m_aBoundColumn ) + ,m_aListSourceValues( _pOriginal->m_aListSourceValues ) + ,m_aBoundValues( _pOriginal->m_aBoundValues ) + ,m_aDefaultSelectSeq( _pOriginal->m_aDefaultSelectSeq ) + ,m_nNULLPos(-1) + ,m_nBoundColumnType( DataType::SQLNULL ) + { + DBG_CTOR(OListBoxModel,NULL); + + startAggregatePropertyListening( PROPERTY_STRINGITEMLIST ); + } + + //------------------------------------------------------------------ + OListBoxModel::~OListBoxModel() + { + if (!OComponentHelper::rBHelper.bDisposed) + { + acquire(); + dispose(); + } + + DBG_DTOR(OListBoxModel,NULL); + } + + // XCloneable + //------------------------------------------------------------------------------ + IMPLEMENT_DEFAULT_CLONING( OListBoxModel ) + + // XServiceInfo + //------------------------------------------------------------------------------ + StringSequence SAL_CALL OListBoxModel::getSupportedServiceNames() throw(RuntimeException) + { + StringSequence aSupported = OBoundControlModel::getSupportedServiceNames(); + + sal_Int32 nOldLen = aSupported.getLength(); + aSupported.realloc( nOldLen + 8 ); + ::rtl::OUString* pStoreTo = aSupported.getArray() + nOldLen; + + *pStoreTo++ = BINDABLE_CONTROL_MODEL; + *pStoreTo++ = DATA_AWARE_CONTROL_MODEL; + *pStoreTo++ = VALIDATABLE_CONTROL_MODEL; + + *pStoreTo++ = BINDABLE_DATA_AWARE_CONTROL_MODEL; + *pStoreTo++ = VALIDATABLE_BINDABLE_CONTROL_MODEL; + + *pStoreTo++ = FRM_SUN_COMPONENT_LISTBOX; + *pStoreTo++ = FRM_SUN_COMPONENT_DATABASE_LISTBOX; + *pStoreTo++ = BINDABLE_DATABASE_LIST_BOX; + + return aSupported; + } + + //------------------------------------------------------------------------------ + Any SAL_CALL OListBoxModel::queryAggregation(const Type& _rType) throw (RuntimeException) + { + Any aReturn = OBoundControlModel::queryAggregation( _rType ); + if ( !aReturn.hasValue() ) + aReturn = OEntryListHelper::queryInterface( _rType ); + if ( !aReturn.hasValue() ) + aReturn = OErrorBroadcaster::queryInterface( _rType ); + return aReturn; + } + + // OComponentHelper + //------------------------------------------------------------------------------ + void OListBoxModel::disposing() + { + OBoundControlModel::disposing(); + OEntryListHelper::disposing(); + OErrorBroadcaster::disposing(); + } + + //------------------------------------------------------------------------------ + void OListBoxModel::getFastPropertyValue(Any& _rValue, sal_Int32 _nHandle) const + { + switch (_nHandle) + { + case PROPERTY_ID_BOUNDCOLUMN: + _rValue <<= m_aBoundColumn; + break; + + case PROPERTY_ID_LISTSOURCETYPE: + _rValue <<= m_eListSourceType; + break; + + case PROPERTY_ID_LISTSOURCE: + _rValue <<= lcl_convertToStringSequence( m_aListSourceValues ); + break; + + case PROPERTY_ID_VALUE_SEQ: + _rValue <<= lcl_convertToStringSequence( m_aBoundValues ); + break; + + case PROPERTY_ID_DEFAULT_SELECT_SEQ: + _rValue <<= m_aDefaultSelectSeq; + break; + + case PROPERTY_ID_STRINGITEMLIST: + _rValue <<= getStringItemList(); + break; + + default: + OBoundControlModel::getFastPropertyValue(_rValue, _nHandle); + } + } + + //------------------------------------------------------------------------------ + void OListBoxModel::setFastPropertyValue_NoBroadcast(sal_Int32 _nHandle, const Any& _rValue) throw (com::sun::star::uno::Exception) + { + switch (_nHandle) + { + case PROPERTY_ID_BOUNDCOLUMN : + DBG_ASSERT((_rValue.getValueType().getTypeClass() == TypeClass_SHORT) || (_rValue.getValueType().getTypeClass() == TypeClass_VOID), + "OListBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" ); + m_aBoundColumn = _rValue; + break; + + case PROPERTY_ID_LISTSOURCETYPE : + DBG_ASSERT(_rValue.getValueType().equals(::getCppuType(reinterpret_cast<ListSourceType*>(NULL))), + "OComboBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" ); + _rValue >>= m_eListSourceType; + break; + + case PROPERTY_ID_LISTSOURCE: + { + // extract + Sequence< ::rtl::OUString > aListSource; + OSL_VERIFY( _rValue >>= aListSource ); + + // copy to member + ValueList().swap(m_aListSourceValues); + ::std::copy( + aListSource.getConstArray(), + aListSource.getConstArray() + aListSource.getLength(), + ::std::insert_iterator< ValueList >( m_aListSourceValues, m_aListSourceValues.end() ) + ); + + // propagate + if ( m_eListSourceType == ListSourceType_VALUELIST ) + { + m_aBoundValues = m_aListSourceValues; + } + else + { + if ( m_xCursor.is() && !hasField() && !hasExternalListSource() ) + // listbox is already connected to a database, and no external list source + // data source changed -> refresh + loadData( false ); + } + } + break; + + case PROPERTY_ID_VALUE_SEQ : + OSL_ENSURE( false, "ValueItemList is read-only!" ); + throw PropertyVetoException(); + + case PROPERTY_ID_DEFAULT_SELECT_SEQ : + DBG_ASSERT(_rValue.getValueType().equals(::getCppuType(reinterpret_cast< Sequence<sal_Int16>*>(NULL))), + "OListBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" ); + _rValue >>= m_aDefaultSelectSeq; + + DBG_ASSERT(m_xAggregateFastSet.is(), "OListBoxModel::setFastPropertyValue_NoBroadcast(DEFAULT_SELECT_SEQ) : invalid aggregate !"); + if ( m_xAggregateFastSet.is() ) + setControlValue( _rValue, eOther ); + break; + + case PROPERTY_ID_STRINGITEMLIST: + { + ControlModelLock aLock( *this ); + setNewStringItemList( _rValue, aLock ); + // TODO: this is bogus. setNewStringItemList expects a guard which has the *only* + // lock to the mutex, but setFastPropertyValue_NoBroadcast is already called with + // a lock - so we effectively has two locks here, of which setNewStringItemList can + // only control one. + } + resetNoBroadcast(); + break; + + default: + OBoundControlModel::setFastPropertyValue_NoBroadcast(_nHandle, _rValue); + } + } + + //------------------------------------------------------------------------------ + sal_Bool OListBoxModel::convertFastPropertyValue( + Any& _rConvertedValue, Any& _rOldValue, sal_Int32 _nHandle, const Any& _rValue) + throw (IllegalArgumentException) + { + sal_Bool bModified(sal_False); + switch (_nHandle) + { + case PROPERTY_ID_BOUNDCOLUMN : + bModified = tryPropertyValue(_rConvertedValue, _rOldValue, _rValue, m_aBoundColumn, ::getCppuType(reinterpret_cast<sal_Int16*>(NULL))); + break; + + case PROPERTY_ID_LISTSOURCETYPE: + bModified = tryPropertyValueEnum(_rConvertedValue, _rOldValue, _rValue, m_eListSourceType); + break; + + case PROPERTY_ID_LISTSOURCE: + bModified = tryPropertyValue(_rConvertedValue, _rOldValue, _rValue, lcl_convertToStringSequence( m_aListSourceValues ) ); + break; + + case PROPERTY_ID_VALUE_SEQ : + OSL_ENSURE( false, "ValueItemList is read-only!" ); + throw PropertyVetoException(); + + case PROPERTY_ID_DEFAULT_SELECT_SEQ : + bModified = tryPropertyValue(_rConvertedValue, _rOldValue, _rValue, m_aDefaultSelectSeq); + break; + + case PROPERTY_ID_STRINGITEMLIST: + bModified = convertNewListSourceProperty( _rConvertedValue, _rOldValue, _rValue ); + break; + + default: + return OBoundControlModel::convertFastPropertyValue(_rConvertedValue, _rOldValue, _nHandle, _rValue); + } + return bModified; + } + + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxModel::setPropertyValues( const Sequence< ::rtl::OUString >& _rPropertyNames, const Sequence< Any >& _rValues ) throw(PropertyVetoException, IllegalArgumentException, WrappedTargetException, RuntimeException) + { + // if both SelectedItems and StringItemList are set, care for this + // #i27024# / 2004-04-05 / fs@openoffice.org + const Any* pSelectSequenceValue = NULL; + + const ::rtl::OUString* pStartPos = _rPropertyNames.getConstArray(); + const ::rtl::OUString* pEndPos = _rPropertyNames.getConstArray() + _rPropertyNames.getLength(); + const ::rtl::OUString* pSelectedItemsPos = ::std::find_if( + pStartPos, pEndPos, + ::std::bind2nd( ::std::equal_to< ::rtl::OUString >(), PROPERTY_SELECT_SEQ ) + ); + const ::rtl::OUString* pStringItemListPos = ::std::find_if( + pStartPos, pEndPos, + ::std::bind2nd( ::std::equal_to< ::rtl::OUString >(), PROPERTY_STRINGITEMLIST ) + ); + if ( ( pSelectedItemsPos != pEndPos ) && ( pStringItemListPos != pEndPos ) ) + { + // both properties are present + // -> remember the value for the select sequence + pSelectSequenceValue = _rValues.getConstArray() + ( pSelectedItemsPos - pStartPos ); + } + + OBoundControlModel::setPropertyValues( _rPropertyNames, _rValues ); + + if ( pSelectSequenceValue ) + { + setPropertyValue( PROPERTY_SELECT_SEQ, *pSelectSequenceValue ); + // Note that this is the only reliable way, since one of the properties is implemented + // by ourself, and one is implemented by the aggregate, we cannot rely on any particular + // results when setting them both - too many undocumented behavior in all the involved + // classes + } + } + + //------------------------------------------------------------------------------ + void OListBoxModel::describeFixedProperties( Sequence< Property >& _rProps ) const + { + BEGIN_DESCRIBE_PROPERTIES( 7, OBoundControlModel ) + DECL_PROP1(TABINDEX, sal_Int16, BOUND); + DECL_PROP2(BOUNDCOLUMN, sal_Int16, BOUND, MAYBEVOID); + DECL_PROP1(LISTSOURCETYPE, ListSourceType, BOUND); + DECL_PROP1(LISTSOURCE, StringSequence, BOUND); + DECL_PROP3(VALUE_SEQ, StringSequence, BOUND, READONLY, TRANSIENT); + DECL_PROP1(DEFAULT_SELECT_SEQ, Sequence<sal_Int16>, BOUND); + DECL_PROP1(STRINGITEMLIST, Sequence< ::rtl::OUString >, BOUND); + END_DESCRIBE_PROPERTIES(); + } + + //------------------------------------------------------------------------------ + void OListBoxModel::_propertyChanged( const PropertyChangeEvent& i_rEvent ) throw ( RuntimeException ) + { + if ( i_rEvent.PropertyName == PROPERTY_STRINGITEMLIST ) + { + ControlModelLock aLock( *this ); + // SYNCHRONIZED -----> + // our aggregate internally changed its StringItemList property - reflect this in our "overridden" + // version of the property + setNewStringItemList( i_rEvent.NewValue, aLock ); + // <----- SYNCHRONIZED + return; + } + OBoundControlModel::_propertyChanged( i_rEvent ); + } + + //------------------------------------------------------------------------------ + void OListBoxModel::describeAggregateProperties( Sequence< Property >& _rAggregateProps ) const + { + OBoundControlModel::describeAggregateProperties( _rAggregateProps ); + + // superseded properties: + RemoveProperty( _rAggregateProps, PROPERTY_STRINGITEMLIST ); + } + + //------------------------------------------------------------------------------ + ::rtl::OUString SAL_CALL OListBoxModel::getServiceName() throw(RuntimeException) + { + return FRM_COMPONENT_LISTBOX; // old (non-sun) name for compatibility ! + } + + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxModel::write(const Reference<XObjectOutputStream>& _rxOutStream) + throw(IOException, RuntimeException) + { + OBoundControlModel::write(_rxOutStream); + + // Dummy-Seq, um Kompatible zu bleiben, wenn SelectSeq nicht mehr gespeichert wird + Sequence<sal_Int16> aDummySeq; + + // Version + // Version 0x0002: ListSource wird StringSeq + _rxOutStream->writeShort(0x0004); + + // Maskierung fuer any + sal_uInt16 nAnyMask = 0; + if (m_aBoundColumn.getValueType().getTypeClass() != TypeClass_VOID) + nAnyMask |= BOUNDCOLUMN; + + _rxOutStream << nAnyMask; + + _rxOutStream << lcl_convertToStringSequence( m_aListSourceValues ); + _rxOutStream << (sal_Int16)m_eListSourceType; + _rxOutStream << aDummySeq; + _rxOutStream << m_aDefaultSelectSeq; + + if ((nAnyMask & BOUNDCOLUMN) == BOUNDCOLUMN) + { + sal_Int16 nBoundColumn = 0; + m_aBoundColumn >>= nBoundColumn; + _rxOutStream << nBoundColumn; + } + writeHelpTextCompatibly(_rxOutStream); + + // from version 0x0004 : common properties + writeCommonProperties(_rxOutStream); + } + + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxModel::read(const Reference<XObjectInputStream>& _rxInStream) throw(IOException, RuntimeException) + { + // Bei manchen Variblen muessen Abhaengigkeiten beruecksichtigt werden. + // Deshalb muessen sie explizit ueber setPropertyValue() gesetzt werden. + + OBoundControlModel::read(_rxInStream); + ControlModelLock aLock( *this ); + + // since we are "overwriting" the StringItemList of our aggregate (means we have + // an own place to store the value, instead of relying on our aggregate storing it), + // we need to respect what the aggregate just read for the StringItemList property. + try + { + if ( m_xAggregateSet.is() ) + setNewStringItemList( m_xAggregateSet->getPropertyValue( PROPERTY_STRINGITEMLIST ), aLock ); + } + catch( const Exception& ) + { + OSL_ENSURE( sal_False, "OComboBoxModel::read: caught an exception while examining the aggregate's string item list!" ); + } + + // Version + sal_uInt16 nVersion = _rxInStream->readShort(); + DBG_ASSERT(nVersion > 0, "OListBoxModel::read : version 0 ? this should never have been written !"); + + if (nVersion > 0x0004) + { + DBG_ERROR("OListBoxModel::read : invalid (means unknown) version !"); + ValueList().swap(m_aListSourceValues); + m_aBoundColumn <<= (sal_Int16)0; + ValueList().swap(m_aBoundValues); + m_eListSourceType = ListSourceType_VALUELIST; + m_aDefaultSelectSeq.realloc(0); + defaultCommonProperties(); + return; + } + + // Maskierung fuer any + sal_uInt16 nAnyMask; + _rxInStream >> nAnyMask; + + // ListSourceSeq + StringSequence aListSourceSeq; + if (nVersion == 0x0001) + { + // ListSourceSeq aus String zusammenstellen; + ::rtl::OUString sListSource; + _rxInStream >> sListSource; + + sal_Int32 nTokens = 1; + const sal_Unicode* pStr = sListSource.getStr(); + while ( *pStr ) + { + if ( *pStr == ';' ) + nTokens++; + pStr++; + } + aListSourceSeq.realloc( nTokens ); + for (sal_uInt16 i=0; i<nTokens; ++i) + { + sal_Int32 nTmp = 0; + aListSourceSeq.getArray()[i] = sListSource.getToken(i,';',nTmp); + } + } + else + _rxInStream >> aListSourceSeq; + + sal_Int16 nListSourceType; + _rxInStream >> nListSourceType; + m_eListSourceType = (ListSourceType)nListSourceType; + Any aListSourceSeqAny; + aListSourceSeqAny <<= aListSourceSeq; + + setFastPropertyValue(PROPERTY_ID_LISTSOURCE, aListSourceSeqAny ); + + // Dummy-Seq, um Kompatible zu bleiben, wenn SelectSeq nicht mehr gespeichert wird + Sequence<sal_Int16> aDummySeq; + _rxInStream >> aDummySeq; + + // DefaultSelectSeq + Sequence<sal_Int16> aDefaultSelectSeq; + _rxInStream >> aDefaultSelectSeq; + Any aDefaultSelectSeqAny; + aDefaultSelectSeqAny <<= aDefaultSelectSeq; + setFastPropertyValue(PROPERTY_ID_DEFAULT_SELECT_SEQ, aDefaultSelectSeqAny); + + // BoundColumn + if ((nAnyMask & BOUNDCOLUMN) == BOUNDCOLUMN) + { + sal_Int16 nValue; + _rxInStream >> nValue; + m_aBoundColumn <<= nValue; + } + + if (nVersion > 2) + readHelpTextCompatibly(_rxInStream); + + // if our string list is not filled from the value list, we must empty it + // this can be the case when somebody saves in alive mode + if ( ( m_eListSourceType != ListSourceType_VALUELIST ) + && !hasExternalListSource() + ) + { + setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, makeAny( StringSequence() ) ); + } + + if (nVersion > 3) + readCommonProperties(_rxInStream); + + // Nach dem Lesen die Defaultwerte anzeigen + if ( getControlSource().getLength() ) + // (not if we don't have a control source - the "State" property acts like it is persistent, then + resetNoBroadcast(); + } + + //------------------------------------------------------------------------------ + void OListBoxModel::loadData( bool _bForce ) + { + RTL_LOGFILE_CONTEXT( aLogContext, "OListBoxModel::loadData" ); + DBG_ASSERT( m_eListSourceType != ListSourceType_VALUELIST, "OListBoxModel::loadData: cannot load value list from DB!" ); + DBG_ASSERT( !hasExternalListSource(), "OListBoxModel::loadData: cannot load from DB when I have an external list source!" ); + + m_nNULLPos = -1; + m_nBoundColumnType = DataType::SQLNULL; + + // pre-requisites: + // PRE1: connection + Reference< XConnection > xConnection; + // is the active connection of our form + Reference< XPropertySet > xFormProps( m_xCursor, UNO_QUERY ); + if ( xFormProps.is() ) + xFormProps->getPropertyValue( PROPERTY_ACTIVE_CONNECTION ) >>= xConnection; + + // PRE2: list source + ::rtl::OUString sListSource; + // if our list source type is no value list, we need to concatenate + // the single list source elements + ::std::for_each( + m_aListSourceValues.begin(), + m_aListSourceValues.end(), + AppendRowSetValueString( sListSource ) + ); + + // outta here if we don't have all pre-requisites + if ( !xConnection.is() || !sListSource.getLength() ) + { + ValueList().swap(m_aBoundValues); + return; + } + + sal_Int16 nBoundColumn = 0; + if (m_aBoundColumn.getValueType().getTypeClass() == TypeClass_SHORT) + m_aBoundColumn >>= nBoundColumn; + + ::utl::SharedUNOComponent< XResultSet > xListCursor; + try + { + m_aListRowSet.setConnection( xConnection ); + + sal_Bool bExecute = sal_False; + switch (m_eListSourceType) + { + case ListSourceType_TABLEFIELDS: + // don't work with a statement here, the fields will be collected below + break; + + case ListSourceType_TABLE: + { + Reference<XNameAccess> xFieldsByName = getTableFields(xConnection, sListSource); + Reference<XIndexAccess> xFieldsByIndex(xFieldsByName, UNO_QUERY); + + // do we have a bound column if yes we have to select it + // and the displayed column is the first column othwhise we act as a combobox + ::rtl::OUString aFieldName; + ::rtl::OUString aBoundFieldName; + + if ((nBoundColumn > 0) && xFieldsByIndex.is()) + { + if (xFieldsByIndex->getCount() <= nBoundColumn) + break; + + Reference<XPropertySet> xFieldAsSet(xFieldsByIndex->getByIndex(nBoundColumn),UNO_QUERY); + xFieldAsSet->getPropertyValue(PROPERTY_NAME) >>= aBoundFieldName; + nBoundColumn = 1; + + xFieldAsSet.set(xFieldsByIndex->getByIndex(0),UNO_QUERY); + xFieldAsSet->getPropertyValue(PROPERTY_NAME) >>= aFieldName; + } + else if (xFieldsByName.is()) + { + if ( xFieldsByName->hasByName( getControlSource() ) ) + aFieldName = getControlSource(); + else + { + // otherwise look for the alias + Reference< XColumnsSupplier > xSupplyFields; + xFormProps->getPropertyValue(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("SingleSelectQueryComposer"))) >>= xSupplyFields; + + // search the field + DBG_ASSERT(xSupplyFields.is(), "OListBoxModel::loadData : invalid query composer !"); + + Reference<XNameAccess> xFieldNames = xSupplyFields->getColumns(); + if ( xFieldNames->hasByName( getControlSource() ) ) + { + Reference<XPropertySet> xComposerFieldAsSet; + xFieldNames->getByName( getControlSource() ) >>= xComposerFieldAsSet; + if (hasProperty(PROPERTY_FIELDSOURCE, xComposerFieldAsSet)) + xComposerFieldAsSet->getPropertyValue(PROPERTY_FIELDSOURCE) >>= aFieldName; + } + } + } + if (!aFieldName.getLength()) + break; + + Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData(); + ::rtl::OUString aQuote = xMeta->getIdentifierQuoteString(); + ::rtl::OUString aStatement = ::rtl::OUString::createFromAscii("SELECT "); + if (!aBoundFieldName.getLength()) // act like a combobox + aStatement += ::rtl::OUString::createFromAscii("DISTINCT "); + + aStatement += quoteName(aQuote,aFieldName); + if (aBoundFieldName.getLength()) + { + aStatement += ::rtl::OUString::createFromAscii(", "); + aStatement += quoteName(aQuote, aBoundFieldName); + } + aStatement += ::rtl::OUString::createFromAscii(" FROM "); + + ::rtl::OUString sCatalog, sSchema, sTable; + qualifiedNameComponents( xMeta, sListSource, sCatalog, sSchema, sTable, eInDataManipulation ); + aStatement += composeTableNameForSelect( xConnection, sCatalog, sSchema, sTable ); + + m_aListRowSet.setEscapeProcessing( sal_False ); + m_aListRowSet.setCommand( aStatement ); + bExecute = sal_True; + } + break; + + case ListSourceType_QUERY: + m_aListRowSet.setCommandFromQuery( sListSource ); + bExecute = sal_True; + break; + + default: + m_aListRowSet.setEscapeProcessing( ListSourceType_SQLPASSTHROUGH != m_eListSourceType ); + m_aListRowSet.setCommand( sListSource ); + bExecute = sal_True; + break; + } + + if (bExecute) + { + if ( !_bForce && !m_aListRowSet.isDirty() ) + { + // if none of the settings of the row set changed, compared to the last + // invocation of loadData, then don't re-fill the list. Instead, assume + // the list entries are the same. + return; + } + xListCursor.reset( m_aListRowSet.execute() ); + } + } + catch(SQLException& eSQL) + { + onError(eSQL, FRM_RES_STRING(RID_BASELISTBOX_ERROR_FILLLIST)); + return; + } + catch(const Exception& eUnknown) + { + (void)eUnknown; + return; + } + + // Anzeige- und Werteliste fuellen + ValueList aDisplayList, aValueList; + sal_Bool bUseNULL = hasField() && !isRequired(); + + try + { + OSL_ENSURE( xListCursor.is() || ( ListSourceType_TABLEFIELDS == m_eListSourceType ), + "OListBoxModel::loadData: logic error!" ); + if ( !xListCursor.is() && ( ListSourceType_TABLEFIELDS != m_eListSourceType ) ) + return; + + switch (m_eListSourceType) + { + case ListSourceType_SQL: + case ListSourceType_SQLPASSTHROUGH: + case ListSourceType_TABLE: + case ListSourceType_QUERY: + { + // Feld der 1. Column des ResultSets holen + Reference<XColumnsSupplier> xSupplyCols(xListCursor, UNO_QUERY); + DBG_ASSERT(xSupplyCols.is(), "OListBoxModel::loadData : cursor supports the row set service but is no column supplier?!"); + Reference<XIndexAccess> xColumns; + if (xSupplyCols.is()) + { + xColumns = Reference<XIndexAccess>(xSupplyCols->getColumns(), UNO_QUERY); + DBG_ASSERT(xColumns.is(), "OListBoxModel::loadData : no columns supplied by the row set !"); + } + + Reference< XPropertySet > xDataField; + if ( xColumns.is() ) + xColumns->getByIndex(0) >>= xDataField; + if ( !xDataField.is() ) + return; + + ::dbtools::FormattedColumnValue aValueFormatter( getContext(), m_xCursor, xDataField ); + + // Feld der BoundColumn des ResultSets holen + m_nBoundColumnType = DataType::SQLNULL; + if ( ( nBoundColumn > 0 ) && m_xColumn.is() ) + { // don't look for a bound column if we're not connected to a field + try + { + Reference< XPropertySet > xBoundField( xColumns->getByIndex( nBoundColumn ), UNO_QUERY_THROW ); + OSL_VERIFY( xBoundField->getPropertyValue( ::rtl::OUString::createFromAscii( "Type" ) ) >>= m_nBoundColumnType ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + } + } + + // Ist die LB an ein Feld gebunden und sind Leereintraege zulaessig + // dann wird die Position fuer einen Leereintrag gemerkt + + RTL_LOGFILE_CONTEXT( aLogContext, "OListBoxModel::loadData: string collection" ); + ::rtl::OUString aStr; + sal_Int16 entryPos = 0; + ORowSetValue aBoundValue; + Reference< XRow > xCursorRow( xListCursor, UNO_QUERY_THROW ); + while ( xListCursor->next() && ( entryPos++ < SHRT_MAX ) ) // SHRT_MAX is the maximum number of entries + { + aStr = aValueFormatter.getFormattedValue(); + aDisplayList.push_back( aStr ); + + if ( impl_hasBoundComponent() ) + { + aBoundValue.fill( nBoundColumn + 1, m_nBoundColumnType, xCursorRow ); + aValueList.push_back( aBoundValue ); + } + + if ( bUseNULL && ( m_nNULLPos == -1 ) && !aStr.getLength() ) + m_nNULLPos = sal_Int16( aDisplayList.size() - 1 ); + } + } + break; + + case ListSourceType_TABLEFIELDS: + { + Reference<XNameAccess> xFieldNames = getTableFields(xConnection, sListSource); + if (xFieldNames.is()) + { + StringSequence seqNames = xFieldNames->getElementNames(); + ::std::copy( + seqNames.getConstArray(), + seqNames.getConstArray() + seqNames.getLength(), + ::std::insert_iterator< ValueList >( aDisplayList, aDisplayList.end() ) + ); + } + } + break; + default: + OSL_ENSURE( false, "OListBoxModel::loadData: unreachable!" ); + break; + } + } + catch(SQLException& eSQL) + { + onError(eSQL, FRM_RES_STRING(RID_BASELISTBOX_ERROR_FILLLIST)); + return; + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + return; + } + + + // Value-Sequence erzeugen + // NULL eintrag hinzufuegen + if (bUseNULL && m_nNULLPos == -1) + { + if ( impl_hasBoundComponent() ) + aValueList.insert( aValueList.begin(), ORowSetValue() ); + + aDisplayList.insert( aDisplayList.begin(), ORowSetValue( ::rtl::OUString() ) ); + m_nNULLPos = 0; + } + + m_aBoundValues = aValueList; + + setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, makeAny( lcl_convertToStringSequence( aDisplayList ) ) ); + } + + //------------------------------------------------------------------------------ + void OListBoxModel::onConnectedDbColumn( const Reference< XInterface >& /*_rxForm*/ ) + { + // list boxes which are bound to a db column don't have multi selection + // - this would be unable to reflect in the db column + if ( hasField() ) + { + setFastPropertyValue( PROPERTY_ID_MULTISELECTION, ::cppu::bool2any( ( sal_False ) ) ); + } + + if ( !hasExternalListSource() ) + impl_refreshDbEntryList( false ); + } + + //------------------------------------------------------------------------------ + void OListBoxModel::onDisconnectedDbColumn() + { + if ( m_eListSourceType != ListSourceType_VALUELIST ) + { + ValueList().swap(m_aBoundValues); + m_nNULLPos = -1; + m_nBoundColumnType = DataType::SQLNULL; + + if ( !hasExternalListSource() ) + setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, makeAny( StringSequence() ) ); + + m_aListRowSet.dispose(); + } + } + + //------------------------------------------------------------------------------ + ValueList OListBoxModel::impl_getValues() const + { + if ( !m_aBoundValues.empty() ) + return m_aBoundValues; + + Sequence< ::rtl::OUString > aStringItems( getStringItemList() ); + ValueList aValues( aStringItems.getLength() ); + ::std::copy( + aStringItems.getConstArray(), + aStringItems.getConstArray() + aStringItems.getLength(), + aValues.begin() + ); + + return aValues; + } + //------------------------------------------------------------------------------ + ORowSetValue OListBoxModel::getFirstSelectedValue() const + { + static const ORowSetValue s_aEmptyVaue; + + DBG_ASSERT( m_xAggregateFastSet.is(), "OListBoxModel::getFirstSelectedValue: invalid aggregate!" ); + if ( !m_xAggregateFastSet.is() ) + return s_aEmptyVaue; + + Sequence< sal_Int16 > aSelectedIndices; + OSL_VERIFY( m_xAggregateFastSet->getFastPropertyValue( getValuePropertyAggHandle() ) >>= aSelectedIndices ); + if ( !aSelectedIndices.getLength() ) + // nothing selected at all + return s_aEmptyVaue; + + if ( ( m_nNULLPos != -1 ) && ( aSelectedIndices[0] == m_nNULLPos ) ) + // the dedicated "NULL" entry is selected + return s_aEmptyVaue; + + ValueList aValues( impl_getValues() ); + + size_t selectedValue = aSelectedIndices[0]; + if ( selectedValue >= aValues.size() ) + { + OSL_ENSURE( false, "OListBoxModel::getFirstSelectedValue: inconsistent selection/valuelist!" ); + return s_aEmptyVaue; + } + + return aValues[ selectedValue ]; + } + + //------------------------------------------------------------------------------ + sal_Bool OListBoxModel::commitControlValueToDbColumn( bool /*_bPostReset*/ ) + { + // current selektion list + const ORowSetValue aCurrentValue( getFirstSelectedValue() ); + if ( aCurrentValue != m_aSaveValue ) + { + if ( aCurrentValue.isNull() ) + m_xColumnUpdate->updateNull(); + else + { + try + { + m_xColumnUpdate->updateObject( aCurrentValue.makeAny() ); + } + catch ( const Exception& ) + { + return sal_False; + } + } + m_aSaveValue = aCurrentValue; + } + return sal_True; + } + + // XPropertiesChangeListener + //------------------------------------------------------------------------------ + Any OListBoxModel::translateDbColumnToControlValue() + { + Reference< XPropertySet > xBoundField( getField() ); + if ( !xBoundField.is() ) + { + OSL_ENSURE( false, "OListBoxModel::translateDbColumnToControlValue: no field? How could that happen?!" ); + return Any(); + } + + Sequence< sal_Int16 > aSelectionIndicies; + + ORowSetValue aCurrentValue; + aCurrentValue.fill( impl_hasBoundComponent() ? m_nBoundColumnType : getFieldType(), m_xColumn ); + + // reset selection for NULL values + if ( aCurrentValue.isNull() ) + { + if ( m_nNULLPos != -1 ) + { + aSelectionIndicies.realloc(1); + aSelectionIndicies[0] = m_nNULLPos; + } + } + else + { + ValueList aValues( impl_getValues() ); + ValueList::const_iterator curValuePos = ::std::find( aValues.begin(), aValues.end(), aCurrentValue ); + if ( curValuePos != aValues.end() ) + { + aSelectionIndicies.realloc( 1 ); + aSelectionIndicies[0] = curValuePos - aValues.begin(); + } + } + + m_aSaveValue = aCurrentValue; + + return makeAny( aSelectionIndicies ); + } + + // XReset + //------------------------------------------------------------------------------ + Any OListBoxModel::getDefaultForReset() const + { + Any aValue; + if (m_aDefaultSelectSeq.getLength()) + aValue <<= m_aDefaultSelectSeq; + else if (m_nNULLPos != -1) // gebundene Listbox + { + Sequence<sal_Int16> aSeq(1); + aSeq.getArray()[0] = m_nNULLPos; + aValue <<= aSeq; + } + else + { + Sequence<sal_Int16> aSeq; + aValue <<= aSeq; + } + + return aValue; + } + + //-------------------------------------------------------------------- + void OListBoxModel::resetNoBroadcast() + { + OBoundControlModel::resetNoBroadcast(); + m_aSaveValue.setNull(); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxModel::disposing( const EventObject& _rSource ) throw ( RuntimeException ) + { + if ( !OEntryListHelper::handleDisposing( _rSource ) ) + OBoundControlModel::disposing( _rSource ); + } + + //-------------------------------------------------------------------- + namespace + { + /** type how we should transfer our selection to external value bindings + */ + enum ExchangeType + { + eIndexList, /// as list of indexes of selected entries + eIndex, /// as index of the selected entry + eEntryList, /// as list of string representations of selected entries + eEntry /// as string representation of the selected entry + }; + + //-------------------------------------------------------------------- + ExchangeType lcl_getCurrentExchangeType( const Type& _rExchangeType ) + { + switch ( _rExchangeType.getTypeClass() ) + { + case TypeClass_STRING: + return eEntry; + case TypeClass_LONG: + return eIndex; + case TypeClass_SEQUENCE: + { + Type aElementType = ::comphelper::getSequenceElementType( _rExchangeType ); + switch ( aElementType.getTypeClass() ) + { + case TypeClass_STRING: + return eEntryList; + case TypeClass_LONG: + return eIndexList; + default: + break; + } + } + default: + break; + } + OSL_ENSURE( false, "lcl_getCurrentExchangeType: unsupported (unexpected) exchange type!" ); + return eEntry; + } + } + + //-------------------------------------------------------------------- + Any OListBoxModel::translateExternalValueToControlValue( const Any& _rExternalValue ) const + { + Sequence< sal_Int16 > aSelectIndexes; + + switch ( lcl_getCurrentExchangeType( getExternalValueType() ) ) + { + case eIndexList: + { + // unfortunately, our select sequence is a sequence<short>, while the external binding + // supplies sequence<int> only -> transform this + Sequence< sal_Int32 > aSelectIndexesPure; + OSL_VERIFY( _rExternalValue >>= aSelectIndexesPure ); + aSelectIndexes.realloc( aSelectIndexesPure.getLength() ); + ::std::copy( + aSelectIndexesPure.getConstArray(), + aSelectIndexesPure.getConstArray() + aSelectIndexesPure.getLength(), + aSelectIndexes.getArray() + ); + } + break; + + case eIndex: + { + sal_Int32 nSelectIndex = -1; + OSL_VERIFY( _rExternalValue >>= nSelectIndex ); + if ( ( nSelectIndex >= 0 ) && ( nSelectIndex < getStringItemList().getLength() ) ) + { + aSelectIndexes.realloc( 1 ); + aSelectIndexes[ 0 ] = static_cast< sal_Int16 >( nSelectIndex ); + } + } + break; + + case eEntryList: + { + // we can retrieve a string list from the binding for multiple selection + Sequence< ::rtl::OUString > aSelectEntries; + OSL_VERIFY( _rExternalValue >>= aSelectEntries ); + + ::std::set< sal_Int16 > aSelectionSet; + + // find the selection entries in our item list + const ::rtl::OUString* pSelectEntries = aSelectEntries.getArray(); + const ::rtl::OUString* pSelectEntriesEnd = pSelectEntries + aSelectEntries.getLength(); + while ( pSelectEntries != pSelectEntriesEnd ) + { + // the indexes where the current string appears in our string items + Sequence< sal_Int16 > aThisEntryIndexes; + aThisEntryIndexes = findValue( getStringItemList(), *pSelectEntries++, sal_False ); + + // insert all the indexes of this entry into our set + ::std::copy( + aThisEntryIndexes.getConstArray(), + aThisEntryIndexes.getConstArray() + aThisEntryIndexes.getLength(), + ::std::insert_iterator< ::std::set< sal_Int16 > >( aSelectionSet, aSelectionSet.begin() ) + ); + } + + // copy the indexes to the sequence + aSelectIndexes.realloc( aSelectionSet.size() ); + ::std::copy( + aSelectionSet.begin(), + aSelectionSet.end(), + aSelectIndexes.getArray() + ); + } + break; + + case eEntry: + { + ::rtl::OUString sStringToSelect; + OSL_VERIFY( _rExternalValue >>= sStringToSelect ); + + aSelectIndexes = findValue( getStringItemList(), sStringToSelect, sal_False ); + } + break; + } + + return makeAny( aSelectIndexes ); + } + + //-------------------------------------------------------------------- + namespace + { + //................................................................ + struct ExtractStringFromSequence_Safe : public ::std::unary_function< sal_Int16, ::rtl::OUString > + { + protected: + const Sequence< ::rtl::OUString >& m_rList; + + public: + ExtractStringFromSequence_Safe( const Sequence< ::rtl::OUString >& _rList ) : m_rList( _rList ) { } + + ::rtl::OUString operator ()( sal_Int16 _nIndex ) + { + OSL_ENSURE( _nIndex < m_rList.getLength(), "ExtractStringFromSequence_Safe: inconsistence!" ); + if ( _nIndex < m_rList.getLength() ) + return m_rList[ _nIndex ]; + return ::rtl::OUString(); + } + }; + + //................................................................ + Any lcl_getSingleSelectedEntry( const Sequence< sal_Int16 >& _rSelectSequence, const Sequence< ::rtl::OUString >& _rStringList ) + { + Any aReturn; + + // by definition, multiple selected entries are transfered as NULL if the + // binding does not support string lists + if ( _rSelectSequence.getLength() <= 1 ) + { + ::rtl::OUString sSelectedEntry; + + if ( _rSelectSequence.getLength() == 1 ) + sSelectedEntry = ExtractStringFromSequence_Safe( _rStringList )( _rSelectSequence[0] ); + + aReturn <<= sSelectedEntry; + } + + return aReturn; + } + + //................................................................ + Any lcl_getMultiSelectedEntries( const Sequence< sal_Int16 >& _rSelectSequence, const Sequence< ::rtl::OUString >& _rStringList ) + { + Sequence< ::rtl::OUString > aSelectedEntriesTexts( _rSelectSequence.getLength() ); + ::std::transform( + _rSelectSequence.getConstArray(), + _rSelectSequence.getConstArray() + _rSelectSequence.getLength(), + aSelectedEntriesTexts.getArray(), + ExtractStringFromSequence_Safe( _rStringList ) + ); + return makeAny( aSelectedEntriesTexts ); + } + } + + //-------------------------------------------------------------------- + Any OListBoxModel::translateControlValueToExternalValue( ) const + { + OSL_PRECOND( hasExternalValueBinding(), "OListBoxModel::translateControlValueToExternalValue: no binding!" ); + + Sequence< sal_Int16 > aSelectSequence; + const_cast< OListBoxModel* >( this )->getPropertyValue( PROPERTY_SELECT_SEQ ) >>= aSelectSequence; + + Any aReturn; + switch ( lcl_getCurrentExchangeType( getExternalValueType() ) ) + { + case eIndexList: + { + // unfortunately, the select sequence is a sequence<short>, but our binding + // expects int's + Sequence< sal_Int32 > aTransformed( aSelectSequence.getLength() ); + ::std::copy( + aSelectSequence.getConstArray(), + aSelectSequence.getConstArray() + aSelectSequence.getLength(), + aTransformed.getArray() + ); + aReturn <<= aTransformed; + } + break; + + case eIndex: + if ( aSelectSequence.getLength() <= 1 ) + { + sal_Int32 nIndex = -1; + + if ( aSelectSequence.getLength() == 1 ) + nIndex = aSelectSequence[0]; + + aReturn <<= nIndex; + } + break; + + case eEntryList: + aReturn = lcl_getMultiSelectedEntries( aSelectSequence, getStringItemList() ); + break; + + case eEntry: + aReturn = lcl_getSingleSelectedEntry( aSelectSequence, getStringItemList() ); + break; + } + + return aReturn; + } + + //-------------------------------------------------------------------- + Any OListBoxModel::getCurrentFormComponentValue() const + { + if ( hasValidator() ) + return OBoundControlModel::getCurrentFormComponentValue(); + + Any aCurretnValue; + + try + { + Sequence< sal_Int16 > aSelectSequence; + OSL_VERIFY( const_cast< OListBoxModel* >( this )->getPropertyValue( PROPERTY_SELECT_SEQ ) >>= aSelectSequence ); + + sal_Bool bMultiSelection( sal_False ); + OSL_VERIFY( const_cast< OListBoxModel* >( this )->getPropertyValue( PROPERTY_MULTISELECTION ) >>= bMultiSelection ); + + if ( bMultiSelection ) + aCurretnValue = lcl_getMultiSelectedEntries( aSelectSequence, getStringItemList() ); + else + aCurretnValue = lcl_getSingleSelectedEntry( aSelectSequence, getStringItemList() ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + } + + return aCurretnValue; + } + + //-------------------------------------------------------------------- + Sequence< Type > OListBoxModel::getSupportedBindingTypes() + { + Sequence< Type > aTypes(4); + aTypes[0] = ::getCppuType( static_cast< Sequence< sal_Int32 >* >( NULL ) ); + aTypes[1] = ::getCppuType( static_cast< sal_Int32* >( NULL ) ); + aTypes[2] = ::getCppuType( static_cast< Sequence< ::rtl::OUString >* >( NULL ) ); + aTypes[3] = ::getCppuType( static_cast< ::rtl::OUString* >( NULL ) ); + return aTypes; + } + + //-------------------------------------------------------------------- + void OListBoxModel::stringItemListChanged( ControlModelLock& _rInstanceLock ) + { + if ( !m_xAggregateSet.is() ) + return; + + suspendValueListening(); + try + { + m_xAggregateSet->setPropertyValue( PROPERTY_STRINGITEMLIST, makeAny( getStringItemList() ) ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + } + resumeValueListening(); + + // update the selection here + if ( hasExternalValueBinding( ) ) + transferExternalValueToControl( _rInstanceLock ); + else + { + if ( hasField() ) + { + // TODO: update the selection in case we're bound to a database column + } + else + { + if ( m_aDefaultSelectSeq.getLength() ) + setControlValue( makeAny( m_aDefaultSelectSeq ), eOther ); + } + } + } + + //-------------------------------------------------------------------- + void OListBoxModel::connectedExternalListSource( ) + { + // TODO? + } + + //-------------------------------------------------------------------- + void OListBoxModel::disconnectedExternalListSource( ) + { + // TODO: in case we're part of an already loaded form, we should probably simulate + // an onConnectedDbColumn, so our list get's filled with the data as indicated + // by our SQL-binding related properties + } + + //-------------------------------------------------------------------- + void OListBoxModel::impl_refreshDbEntryList( bool _bForce ) + { + DBG_ASSERT( !hasExternalListSource(), "OListBoxModel::impl_refreshDbEntryList: invalid call!" ); + + if ( !hasExternalListSource( ) + && ( m_eListSourceType != ListSourceType_VALUELIST ) + && ( m_xCursor.is() ) + ) + { + loadData( _bForce ); + } + } + + //-------------------------------------------------------------------- + void OListBoxModel::refreshInternalEntryList() + { + impl_refreshDbEntryList( true ); + if ( hasField() && m_xCursor.is() ) + initFromField( m_xCursor ); + } + + //================================================================== + // OListBoxControl + //================================================================== + + //------------------------------------------------------------------ + InterfaceRef SAL_CALL OListBoxControl_CreateInstance(const Reference<XMultiServiceFactory>& _rxFactory) throw (RuntimeException) + { + return *(new OListBoxControl(_rxFactory)); + } + + //------------------------------------------------------------------------------ + Sequence< Type> OListBoxControl::_getTypes() + { + return TypeBag( + OBoundControl::_getTypes(), + OListBoxControl_BASE::getTypes() + ).getTypes(); + } + + //------------------------------------------------------------------ + Any SAL_CALL OListBoxControl::queryAggregation(const Type& _rType) throw (RuntimeException) + { + Any aReturn = OListBoxControl_BASE::queryInterface( _rType ); + + if ( !aReturn.hasValue() + || _rType.equals( XTypeProvider::static_type() ) + ) + aReturn = OBoundControl::queryAggregation( _rType ); + + return aReturn; + } + + DBG_NAME(OListBoxControl); + //------------------------------------------------------------------------------ + OListBoxControl::OListBoxControl(const Reference<XMultiServiceFactory>& _rxFactory) + :OBoundControl( _rxFactory, VCL_CONTROL_LISTBOX, sal_False ) + ,m_aChangeListeners( m_aMutex ) + ,m_aItemListeners( m_aMutex ) + ,m_pItemBroadcaster( NULL ) + { + DBG_CTOR(OListBoxControl,NULL); + + increment(m_refCount); + { + // als FocusListener anmelden + Reference<XWindow> xComp; + if (query_aggregation(m_xAggregate, xComp)) + xComp->addFocusListener(this); + + // als ItemListener anmelden + if ( query_aggregation( m_xAggregate, m_xAggregateListBox ) ) + m_xAggregateListBox->addItemListener(this); + } + // Refcount bei 2 fuer angemeldete Listener + decrement(m_refCount); + + doSetDelegator(); + + m_aChangeTimer.SetTimeout(500); + m_aChangeTimer.SetTimeoutHdl(LINK(this,OListBoxControl,OnTimeout)); + } + + //------------------------------------------------------------------------------ + OListBoxControl::~OListBoxControl() + { + if (!OComponentHelper::rBHelper.bDisposed) + { + acquire(); + dispose(); + } + + doResetDelegator(); + m_xAggregateListBox.clear(); + + DBG_DTOR(OListBoxControl,NULL); + } + + //------------------------------------------------------------------------------ + StringSequence SAL_CALL OListBoxControl::getSupportedServiceNames() throw(RuntimeException) + { + StringSequence aSupported = OBoundControl::getSupportedServiceNames(); + aSupported.realloc(aSupported.getLength() + 1); + + ::rtl::OUString* pArray = aSupported.getArray(); + pArray[aSupported.getLength()-1] = FRM_SUN_CONTROL_LISTBOX; + return aSupported; + } + + + // XFocusListener + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxControl::focusGained(const FocusEvent& /*_rEvent*/) throw(RuntimeException) + { + ::osl::MutexGuard aGuard(m_aMutex); + if ( m_aChangeListeners.getLength() ) // only if there are listeners + { + Reference<XPropertySet> xSet(getModel(), UNO_QUERY); + if (xSet.is()) + { + // memorize the current selection for posting the change event + m_aCurrentSelection = xSet->getPropertyValue(PROPERTY_SELECT_SEQ); + } + } + } + + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxControl::focusLost(const FocusEvent& /*_rEvent*/) throw(RuntimeException) + { + m_aCurrentSelection.clear(); + } + + // XItemListener + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxControl::itemStateChanged(const ItemEvent& _rEvent) throw(RuntimeException) + { + // forward this to our listeners + { + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_aItemListeners.getLength() ) + { + if ( !m_pItemBroadcaster.is() ) + { + m_pItemBroadcaster.set( new ::comphelper::AsyncEventNotifier ); + m_pItemBroadcaster->create(); + } + m_pItemBroadcaster->addEvent( new ItemEventDescription( _rEvent ), this ); + } + } + + // and do the handling for the ChangeListeners + ::osl::ClearableMutexGuard aGuard(m_aMutex); + if ( m_aChangeTimer.IsActive() ) + { + Reference<XPropertySet> xSet(getModel(), UNO_QUERY); + m_aCurrentSelection = xSet->getPropertyValue(PROPERTY_SELECT_SEQ); + + m_aChangeTimer.Stop(); + m_aChangeTimer.Start(); + } + else + { + if ( m_aChangeListeners.getLength() && m_aCurrentSelection.hasValue() ) + { + Reference<XPropertySet> xSet(getModel(), UNO_QUERY); + if (xSet.is()) + { + // Has the selection been changed? + sal_Bool bModified(sal_False); + Any aValue = xSet->getPropertyValue(PROPERTY_SELECT_SEQ); + + Sequence<sal_Int16>& rSelection = *(Sequence<sal_Int16> *)aValue.getValue(); + Sequence<sal_Int16>& rOldSelection = *(Sequence<sal_Int16> *)m_aCurrentSelection.getValue(); + sal_Int32 nLen = rSelection.getLength(); + if (nLen != rOldSelection.getLength()) + bModified = sal_True; + else + { + const sal_Int16* pVal = rSelection.getConstArray(); + const sal_Int16* pCompVal = rOldSelection.getConstArray(); + + while (nLen-- && !bModified) + bModified = pVal[nLen] != pCompVal[nLen]; + } + + if (bModified) + { + m_aCurrentSelection = aValue; + m_aChangeTimer.Start(); + } + } + } + else if (m_aCurrentSelection.hasValue()) + m_aCurrentSelection.clear(); + } + } + + // XEventListener + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxControl::disposing(const EventObject& _rSource) throw (RuntimeException) + { + OBoundControl::disposing(_rSource); + } + + // XChangeBroadcaster + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxControl::addChangeListener(const Reference<XChangeListener>& _rxListener) throw(RuntimeException) + { + m_aChangeListeners.addInterface( _rxListener ); + } + + //------------------------------------------------------------------------------ + void SAL_CALL OListBoxControl::removeChangeListener(const Reference<XChangeListener>& _rxListener) throw(RuntimeException) + { + m_aChangeListeners.removeInterface( _rxListener ); + } + + // OComponentHelper + //------------------------------------------------------------------------------ + void OListBoxControl::disposing() + { + if (m_aChangeTimer.IsActive()) + m_aChangeTimer.Stop(); + + EventObject aEvent( *this ); + m_aChangeListeners.disposeAndClear( aEvent ); + m_aItemListeners.disposeAndClear( aEvent ); + + { + ::osl::MutexGuard aGuard( m_aMutex ); + if ( m_pItemBroadcaster.is() ) + { + m_pItemBroadcaster->removeEventsForProcessor( this ); + m_pItemBroadcaster->terminate(); + m_pItemBroadcaster = NULL; + } + } + + OBoundControl::disposing(); + } + + //------------------------------------------------------------------------------ + void OListBoxControl::processEvent( const AnyEvent& _rEvent ) + { + Reference< XListBox > xKeepAlive( this ); + { + ::osl::MutexGuard aGuard( m_aMutex ); + if ( OComponentHelper::rBHelper.bDisposed ) + return; + } + const ItemEventDescription& rItemEvent = static_cast< const ItemEventDescription& >( _rEvent ); + m_aItemListeners.notifyEach( &XItemListener::itemStateChanged, rItemEvent.getEventObject() ); + } + + //------------------------------------------------------------------------------ + IMPL_LINK(OListBoxControl, OnTimeout, void*, /*EMPTYTAG*/) + { + m_aChangeListeners.notifyEach( &XChangeListener::changed, EventObject( *this ) ); + return 0L; + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::addItemListener( const Reference< XItemListener >& l ) throw (RuntimeException) + { + m_aItemListeners.addInterface( l ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::removeItemListener( const Reference< XItemListener >& l ) throw (RuntimeException) + { + m_aItemListeners.removeInterface( l ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::addActionListener( const Reference< XActionListener >& l ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->addActionListener( l ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::removeActionListener( const Reference< XActionListener >& l ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->removeActionListener( l ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::addItem( const ::rtl::OUString& aItem, ::sal_Int16 nPos ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->addItem( aItem, nPos ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::addItems( const Sequence< ::rtl::OUString >& aItems, ::sal_Int16 nPos ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->addItems( aItems, nPos ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::removeItems( ::sal_Int16 nPos, ::sal_Int16 nCount ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->removeItems( nPos, nCount ); + } + + //-------------------------------------------------------------------- + ::sal_Int16 SAL_CALL OListBoxControl::getItemCount( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getItemCount(); + return 0; + } + + //-------------------------------------------------------------------- + ::rtl::OUString SAL_CALL OListBoxControl::getItem( ::sal_Int16 nPos ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getItem( nPos ); + return ::rtl::OUString( ); + } + + //-------------------------------------------------------------------- + Sequence< ::rtl::OUString > SAL_CALL OListBoxControl::getItems( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getItems(); + return Sequence< ::rtl::OUString >( ); + } + + //-------------------------------------------------------------------- + ::sal_Int16 SAL_CALL OListBoxControl::getSelectedItemPos( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getSelectedItemPos(); + return 0; + } + + //-------------------------------------------------------------------- + Sequence< ::sal_Int16 > SAL_CALL OListBoxControl::getSelectedItemsPos( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getSelectedItemsPos(); + return Sequence< ::sal_Int16 >( ); + } + + //-------------------------------------------------------------------- + ::rtl::OUString SAL_CALL OListBoxControl::getSelectedItem( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getSelectedItem(); + return ::rtl::OUString( ); + } + + //-------------------------------------------------------------------- + Sequence< ::rtl::OUString > SAL_CALL OListBoxControl::getSelectedItems( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getSelectedItems(); + return Sequence< ::rtl::OUString >( ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::selectItemPos( ::sal_Int16 nPos, ::sal_Bool bSelect ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->selectItemPos( nPos, bSelect ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::selectItemsPos( const Sequence< ::sal_Int16 >& aPositions, ::sal_Bool bSelect ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->selectItemsPos( aPositions, bSelect ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::selectItem( const ::rtl::OUString& aItem, ::sal_Bool bSelect ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->selectItem( aItem, bSelect ); + } + + //-------------------------------------------------------------------- + ::sal_Bool SAL_CALL OListBoxControl::isMutipleMode( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->isMutipleMode(); + return sal_False; + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::setMultipleMode( ::sal_Bool bMulti ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->setMultipleMode( bMulti ); + } + + //-------------------------------------------------------------------- + ::sal_Int16 SAL_CALL OListBoxControl::getDropDownLineCount( ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + return m_xAggregateListBox->getDropDownLineCount(); + return 0; + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::setDropDownLineCount( ::sal_Int16 nLines ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->setDropDownLineCount( nLines ); + } + + //-------------------------------------------------------------------- + void SAL_CALL OListBoxControl::makeVisible( ::sal_Int16 nEntry ) throw (RuntimeException) + { + if ( m_xAggregateListBox.is() ) + m_xAggregateListBox->makeVisible( nEntry ); + } + +//......................................................................... +} +//......................................................................... + |