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office-gobmx/forms/source/component/ComboBox.cxx
Noel Grandin 1eaae3966d loplugin:ostr in forms 
Change-Id: Ifee5d86b54aa746dbd3b17ff966794f32fbc23bd
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/167303
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2024-05-08 11:15:40 +02:00

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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 "ComboBox.hxx"
#include <property.hxx>
#include <services.hxx>
#include <frm_resource.hxx>
#include <strings.hrc>
#include "BaseListBox.hxx"
#include <com/sun/star/beans/PropertyAttribute.hpp>
#include <com/sun/star/form/FormComponentType.hpp>
#include <com/sun/star/sdbc/XRowSet.hpp>
#include <com/sun/star/container/XIndexAccess.hpp>
#include <com/sun/star/sdbc/XConnection.hpp>
#include <comphelper/basicio.hxx>
#include <comphelper/property.hxx>
#include <connectivity/dbtools.hxx>
#include <tools/debug.hxx>
#include <comphelper/diagnose_ex.hxx>
#include <unotools/sharedunocomponent.hxx>
#include <limits.h>
using namespace dbtools;
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::io;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
Sequence<Type> OComboBoxModel::_getTypes()
{
return ::comphelper::concatSequences(
OBoundControlModel::_getTypes(),
OEntryListHelper::getTypes(),
OErrorBroadcaster::getTypes()
);
}
// XServiceInfo
css::uno::Sequence<OUString> SAL_CALL OComboBoxModel::getSupportedServiceNames()
{
css::uno::Sequence<OUString> aSupported = OBoundControlModel::getSupportedServiceNames();
sal_Int32 nOldLen = aSupported.getLength();
aSupported.realloc( nOldLen + 9 );
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_COMBOBOX;
*pStoreTo++ = FRM_SUN_COMPONENT_DATABASE_COMBOBOX;
*pStoreTo++ = BINDABLE_DATABASE_COMBO_BOX;
*pStoreTo++ = FRM_COMPONENT_COMBOBOX;
return aSupported;
}
Any SAL_CALL OComboBoxModel::queryAggregation(const Type& _rType)
{
Any aReturn = OBoundControlModel::queryAggregation( _rType );
if ( !aReturn.hasValue() )
aReturn = OEntryListHelper::queryInterface( _rType );
if ( !aReturn.hasValue() )
aReturn = OErrorBroadcaster::queryInterface( _rType );
return aReturn;
}
OComboBoxModel::OComboBoxModel(const Reference<XComponentContext>& _rxFactory)
:OBoundControlModel( _rxFactory, VCL_CONTROLMODEL_COMBOBOX, FRM_SUN_CONTROL_COMBOBOX, true, true, true )
// use the old control name for compatibility reasons
,OEntryListHelper( static_cast<OControlModel&>(*this) )
,OErrorBroadcaster( OComponentHelper::rBHelper )
,m_eListSourceType(ListSourceType_TABLE)
,m_bEmptyIsNull(true)
{
m_nClassId = FormComponentType::COMBOBOX;
initValueProperty( PROPERTY_TEXT, PROPERTY_ID_TEXT );
}
OComboBoxModel::OComboBoxModel( const OComboBoxModel* _pOriginal, const Reference<XComponentContext>& _rxFactory )
:OBoundControlModel( _pOriginal, _rxFactory )
,OEntryListHelper( *_pOriginal, static_cast<OControlModel&>(*this) )
,OErrorBroadcaster( OComponentHelper::rBHelper )
,m_aListSource( _pOriginal->m_aListSource )
,m_aDefaultText( _pOriginal->m_aDefaultText )
,m_eListSourceType( _pOriginal->m_eListSourceType )
,m_bEmptyIsNull( _pOriginal->m_bEmptyIsNull )
{
}
OComboBoxModel::~OComboBoxModel()
{
if (!OComponentHelper::rBHelper.bDisposed)
{
acquire();
dispose();
}
}
// XCloneable
css::uno::Reference< css::util::XCloneable > SAL_CALL OComboBoxModel::createClone()
{
rtl::Reference<OComboBoxModel> pClone = new OComboBoxModel(this, getContext());
pClone->clonedFrom(this);
return pClone;
}
void OComboBoxModel::disposing()
{
OBoundControlModel::disposing();
OEntryListHelper::disposing();
OErrorBroadcaster::disposing();
}
void OComboBoxModel::getFastPropertyValue(Any& _rValue, sal_Int32 _nHandle) const
{
switch (_nHandle)
{
case PROPERTY_ID_LISTSOURCETYPE:
_rValue <<= m_eListSourceType;
break;
case PROPERTY_ID_LISTSOURCE:
_rValue <<= m_aListSource;
break;
case PROPERTY_ID_EMPTY_IS_NULL:
_rValue <<= m_bEmptyIsNull;
break;
case PROPERTY_ID_DEFAULT_TEXT:
_rValue <<= m_aDefaultText;
break;
case PROPERTY_ID_STRINGITEMLIST:
_rValue <<= comphelper::containerToSequence(getStringItemList());
break;
case PROPERTY_ID_TYPEDITEMLIST:
_rValue <<= getTypedItemList();
break;
default:
OBoundControlModel::getFastPropertyValue(_rValue, _nHandle);
}
}
void OComboBoxModel::setFastPropertyValue_NoBroadcast(sal_Int32 _nHandle, const Any& _rValue)
{
switch (_nHandle)
{
case PROPERTY_ID_LISTSOURCETYPE :
DBG_ASSERT(_rValue.getValueType().equals(::cppu::UnoType<ListSourceType>::get()),
"OComboBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" );
_rValue >>= m_eListSourceType;
break;
case PROPERTY_ID_LISTSOURCE :
DBG_ASSERT(_rValue.getValueType().getTypeClass() == TypeClass_STRING,
"OComboBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" );
_rValue >>= m_aListSource;
// The ListSource has changed -> reload
if (ListSourceType_VALUELIST != m_eListSourceType)
{
if ( m_xCursor.is() && !hasField() && !hasExternalListSource() )
// combo box is already connected to a database, and no external list source
// data source changed -> refresh
loadData( false );
}
break;
case PROPERTY_ID_EMPTY_IS_NULL :
DBG_ASSERT(_rValue.getValueType().getTypeClass() == TypeClass_BOOLEAN,
"OComboBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" );
_rValue >>= m_bEmptyIsNull;
break;
case PROPERTY_ID_DEFAULT_TEXT :
DBG_ASSERT(_rValue.getValueType().getTypeClass() == TypeClass_STRING,
"OComboBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" );
_rValue >>= m_aDefaultText;
resetNoBroadcast();
break;
case PROPERTY_ID_STRINGITEMLIST:
{
ControlModelLock aLock( *this );
setNewStringItemList( _rValue, aLock );
// FIXME: 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.
}
break;
case PROPERTY_ID_TYPEDITEMLIST:
{
ControlModelLock aLock( *this );
setNewTypedItemList( _rValue, aLock );
// Same FIXME as above.
}
break;
default:
OBoundControlModel::setFastPropertyValue_NoBroadcast(_nHandle, _rValue);
}
}
sal_Bool OComboBoxModel::convertFastPropertyValue(
Any& _rConvertedValue, Any& _rOldValue, sal_Int32 _nHandle, const Any& _rValue)
{
bool bModified(false);
switch (_nHandle)
{
case PROPERTY_ID_LISTSOURCETYPE :
bModified = tryPropertyValueEnum(_rConvertedValue, _rOldValue, _rValue, m_eListSourceType);
break;
case PROPERTY_ID_LISTSOURCE :
bModified = tryPropertyValue(_rConvertedValue, _rOldValue, _rValue, m_aListSource);
break;
case PROPERTY_ID_EMPTY_IS_NULL :
bModified = tryPropertyValue(_rConvertedValue, _rOldValue, _rValue, m_bEmptyIsNull);
break;
case PROPERTY_ID_DEFAULT_TEXT :
bModified = tryPropertyValue(_rConvertedValue, _rOldValue, _rValue, m_aDefaultText);
break;
case PROPERTY_ID_STRINGITEMLIST:
bModified = convertNewListSourceProperty( _rConvertedValue, _rOldValue, _rValue );
break;
case PROPERTY_ID_TYPEDITEMLIST :
if (hasExternalListSource())
throw IllegalArgumentException();
bModified = tryPropertyValue( _rConvertedValue, _rOldValue, _rValue, getTypedItemList());
break;
default:
bModified = OBoundControlModel::convertFastPropertyValue(_rConvertedValue, _rOldValue, _nHandle, _rValue);
break;
}
return bModified;
}
void OComboBoxModel::describeFixedProperties( Sequence< Property >& _rProps ) const
{
OBoundControlModel::describeFixedProperties( _rProps );
sal_Int32 nOldCount = _rProps.getLength();
_rProps.realloc( nOldCount + 7);
css::beans::Property* pProperties = _rProps.getArray() + nOldCount;
*pProperties++ = css::beans::Property(PROPERTY_TABINDEX, PROPERTY_ID_TABINDEX, cppu::UnoType<sal_Int16>::get(), css::beans::PropertyAttribute::BOUND);
*pProperties++ = css::beans::Property(PROPERTY_LISTSOURCETYPE, PROPERTY_ID_LISTSOURCETYPE, cppu::UnoType<ListSourceType>::get(), css::beans::PropertyAttribute::BOUND);
*pProperties++ = css::beans::Property(PROPERTY_LISTSOURCE, PROPERTY_ID_LISTSOURCE, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::BOUND);
*pProperties++ = css::beans::Property(PROPERTY_EMPTY_IS_NULL, PROPERTY_ID_EMPTY_IS_NULL, cppu::UnoType<bool>::get(),
css::beans::PropertyAttribute::BOUND);
*pProperties++ = css::beans::Property(PROPERTY_DEFAULT_TEXT, PROPERTY_ID_DEFAULT_TEXT, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::BOUND);
*pProperties++ = css::beans::Property(PROPERTY_STRINGITEMLIST, PROPERTY_ID_STRINGITEMLIST, cppu::UnoType<Sequence< OUString >>::get(), css::beans::PropertyAttribute::BOUND);
*pProperties++ = css::beans::Property(PROPERTY_TYPEDITEMLIST, PROPERTY_ID_TYPEDITEMLIST, cppu::UnoType<Sequence< Any >>::get(), css::beans::PropertyAttribute::OPTIONAL);
DBG_ASSERT( pProperties == _rProps.getArray() + _rProps.getLength(), "<...>::describeFixedProperties/getInfoHelper: forgot to adjust the count ?");
}
void OComboBoxModel::describeAggregateProperties( Sequence< Property >& _rAggregateProps ) const
{
OBoundControlModel::describeAggregateProperties( _rAggregateProps );
// superseded properties:
RemoveProperty( _rAggregateProps, PROPERTY_STRINGITEMLIST );
RemoveProperty( _rAggregateProps, PROPERTY_TYPEDITEMLIST );
}
OUString SAL_CALL OComboBoxModel::getServiceName()
{
return FRM_COMPONENT_COMBOBOX; // old (non-sun) name for compatibility !
}
void SAL_CALL OComboBoxModel::write(const Reference<css::io::XObjectOutputStream>& _rxOutStream)
{
OBoundControlModel::write(_rxOutStream);
// Version
// Version 0x0002: EmptyIsNull
// Version 0x0003: ListSource->Seq
// Version 0x0004: DefaultText
// Version 0x0005: HelpText
_rxOutStream->writeShort(0x0006);
// Mask for Any
sal_uInt16 nAnyMask = 0;
if (m_aBoundColumn.getValueType().getTypeClass() == TypeClass_SHORT)
nAnyMask |= BOUNDCOLUMN;
_rxOutStream << nAnyMask;
css::uno::Sequence<OUString> aListSourceSeq(&m_aListSource, 1);
_rxOutStream << aListSourceSeq;
_rxOutStream << static_cast<sal_Int16>(m_eListSourceType);
if ((nAnyMask & BOUNDCOLUMN) == BOUNDCOLUMN)
{
sal_Int16 nBoundColumn = 0;
m_aBoundColumn >>= nBoundColumn;
_rxOutStream << nBoundColumn;
}
_rxOutStream << m_bEmptyIsNull;
_rxOutStream << m_aDefaultText;
writeHelpTextCompatibly(_rxOutStream);
// from version 0x0006 : common properties
writeCommonProperties(_rxOutStream);
}
void SAL_CALL OComboBoxModel::read(const Reference<css::io::XObjectInputStream>& _rxInStream)
{
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& )
{
TOOLS_WARN_EXCEPTION( "forms.component", "OComboBoxModel::read: caught an exception while examining the aggregate's string item list!" );
}
// Version
sal_uInt16 nVersion = _rxInStream->readShort();
DBG_ASSERT(nVersion > 0, "OComboBoxModel::read : version 0 ? this should never have been written !");
if (nVersion > 0x0006)
{
OSL_FAIL("OComboBoxModel::read : invalid (means unknown) version !");
m_aListSource.clear();
m_aBoundColumn <<= sal_Int16(0);
m_aDefaultText.clear();
m_eListSourceType = ListSourceType_TABLE;
m_bEmptyIsNull = true;
defaultCommonProperties();
return;
}
// Mask for Any
sal_uInt16 nAnyMask;
_rxInStream >> nAnyMask;
// ListSource
if (nVersion < 0x0003)
{
_rxInStream >> m_aListSource;
}
else // nVersion == 4
{
m_aListSource.clear();
css::uno::Sequence<OUString> aListSource;
_rxInStream >> aListSource;
for (const OUString& rToken : aListSource)
m_aListSource += rToken;
}
sal_Int16 nListSourceType;
_rxInStream >> nListSourceType;
m_eListSourceType = static_cast<ListSourceType>(nListSourceType);
if ((nAnyMask & BOUNDCOLUMN) == BOUNDCOLUMN)
{
sal_Int16 nValue;
_rxInStream >> nValue;
m_aBoundColumn <<= nValue;
}
if (nVersion > 0x0001)
{
bool bNull;
_rxInStream >> bNull;
m_bEmptyIsNull = bNull;
}
if (nVersion > 0x0003) // nVersion == 4
_rxInStream >> m_aDefaultText;
// StringList must be emptied if a ListSource is set.
// This can be the case if we save in alive mode.
if ( !m_aListSource.isEmpty()
&& !hasExternalListSource()
)
{
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, Any( css::uno::Sequence<OUString>() ) );
setFastPropertyValue( PROPERTY_ID_TYPEDITEMLIST, Any( css::uno::Sequence<css::uno::Any>() ) );
}
if (nVersion > 0x0004)
readHelpTextCompatibly(_rxInStream);
if (nVersion > 0x0005)
readCommonProperties(_rxInStream);
// After reading in, display the 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 OComboBoxModel::loadData( bool _bForce )
{
DBG_ASSERT(m_eListSourceType != ListSourceType_VALUELIST, "OComboBoxModel::loadData : do not call for a value list !");
DBG_ASSERT( !hasExternalListSource(), "OComboBoxModel::loadData: cannot load from DB when I have an external list source!" );
if ( hasExternalListSource() )
return;
// Get Connection
if (!m_xCursor.is())
return;
Reference<XConnection> xConnection = getConnection(m_xCursor);
if (!xConnection.is())
return;
Reference<XServiceInfo> xServiceInfo(xConnection, UNO_QUERY);
if (!xServiceInfo.is() || !xServiceInfo->supportsService(SRV_SDB_CONNECTION))
{
OSL_FAIL("OComboBoxModel::loadData : invalid connection !");
return;
}
if (m_aListSource.isEmpty() || m_eListSourceType == ListSourceType_VALUELIST)
return;
::utl::SharedUNOComponent< XResultSet > xListCursor;
try
{
m_aListRowSet.setConnection( xConnection );
bool bExecuteRowSet( false );
switch (m_eListSourceType)
{
case ListSourceType_TABLEFIELDS:
// don't work with a statement here, the fields will be collected below
break;
case ListSourceType_TABLE:
{
// does the bound field belong to the table ?
// if we use an alias for the bound field, we won't find it
// in that case we use the first field of the table
Reference<XNameAccess> xFieldsByName = getTableFields(xConnection, m_aListSource);
OUString aFieldName;
if ( xFieldsByName.is() && xFieldsByName->hasByName( getControlSource() ) )
{
aFieldName = getControlSource();
}
else
{
// otherwise look for the alias
Reference<XPropertySet> xFormProp(m_xCursor,UNO_QUERY);
Reference< XColumnsSupplier > xSupplyFields;
xFormProp->getPropertyValue(u"SingleSelectQueryComposer"_ustr) >>= xSupplyFields;
// search the field
DBG_ASSERT(xSupplyFields.is(), "OComboBoxModel::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.isEmpty())
break;
Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData();
OSL_ENSURE(xMeta.is(),"No database meta data!");
if ( xMeta.is() )
{
OUString aQuote = xMeta->getIdentifierQuoteString();
OUString sCatalog, sSchema, sTable;
qualifiedNameComponents( xMeta, m_aListSource, sCatalog, sSchema, sTable, EComposeRule::InDataManipulation );
OUString aStatement =
"SELECT DISTINCT " +
quoteName( aQuote, aFieldName ) +
" FROM " +
composeTableNameForSelect( xConnection, sCatalog, sSchema, sTable );
m_aListRowSet.setEscapeProcessing( false );
m_aListRowSet.setCommand( aStatement );
bExecuteRowSet = true;
}
} break;
case ListSourceType_QUERY:
{
m_aListRowSet.setCommandFromQuery( m_aListSource );
bExecuteRowSet = true;
}
break;
default:
{
m_aListRowSet.setEscapeProcessing( ListSourceType_SQLPASSTHROUGH != m_eListSourceType );
m_aListRowSet.setCommand( m_aListSource );
bExecuteRowSet = true;
}
}
if ( bExecuteRowSet )
{
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(const SQLException& eSQL)
{
onError(eSQL, ResourceManager::loadString(RID_BASELISTBOX_ERROR_FILLLIST));
return;
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("forms.component");
return;
}
::std::vector< OUString > aStringList;
aStringList.reserve(16);
try
{
OSL_ENSURE( xListCursor.is() || ( ListSourceType_TABLEFIELDS == m_eListSourceType ),
"OComboBoxModel::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:
{
// The XDatabaseVariant of the first column
Reference<XColumnsSupplier> xSupplyCols(xListCursor, UNO_QUERY);
DBG_ASSERT(xSupplyCols.is(), "OComboBoxModel::loadData : cursor supports the row set service but is no column supplier?!");
Reference<XIndexAccess> xColumns;
if (xSupplyCols.is())
{
xColumns.set(xSupplyCols->getColumns(), UNO_QUERY);
DBG_ASSERT(xColumns.is(), "OComboBoxModel::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 );
// Fill Lists
sal_Int16 i = 0;
// At the moment by definition the list cursor is positioned _before_ the first row
while (xListCursor->next() && (i++<SHRT_MAX)) // Set max. count
{
aStringList.push_back( aValueFormatter.getFormattedValue() );
}
}
break;
case ListSourceType_TABLEFIELDS:
{
Reference<XNameAccess> xFieldNames = getTableFields(xConnection, m_aListSource);
if (xFieldNames.is())
{
const Sequence<OUString> aFieldNames = xFieldNames->getElementNames();
aStringList.insert(aStringList.end(), aFieldNames.begin(), aFieldNames.end());
}
}
break;
default:
OSL_FAIL( "OComboBoxModel::loadData: unreachable!" );
break;
}
}
catch(const SQLException& eSQL)
{
onError(eSQL, ResourceManager::loadString(RID_BASELISTBOX_ERROR_FILLLIST));
return;
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("forms.component");
return;
}
// Set String-Sequence at ListBox
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, Any( comphelper::containerToSequence(aStringList) ) );
// Reset TypedItemList, no matching data.
setFastPropertyValue( PROPERTY_ID_TYPEDITEMLIST, Any( css::uno::Sequence<css::uno::Any>() ) );
}
void OComboBoxModel::onConnectedDbColumn( const Reference< XInterface >& _rxForm )
{
Reference<XPropertySet> xField = getField();
if ( xField.is() )
m_pValueFormatter.reset( new ::dbtools::FormattedColumnValue( getContext(), Reference< XRowSet >( _rxForm, UNO_QUERY ), xField ) );
getPropertyValue( PROPERTY_STRINGITEMLIST ) >>= m_aDesignModeStringItems;
// Only load data if a ListSource was supplied
if ( !m_aListSource.isEmpty() && m_xCursor.is() && !hasExternalListSource() )
loadData( false );
}
void OComboBoxModel::onDisconnectedDbColumn()
{
m_pValueFormatter.reset();
// reset the string item list
if ( !hasExternalListSource() )
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, Any( m_aDesignModeStringItems ) );
m_aListRowSet.dispose();
}
void SAL_CALL OComboBoxModel::reloaded( const EventObject& aEvent )
{
OBoundControlModel::reloaded(aEvent);
// reload data if we have a list source
if ( !m_aListSource.isEmpty() && m_xCursor.is() && !hasExternalListSource() )
loadData( false );
}
void OComboBoxModel::resetNoBroadcast()
{
OBoundControlModel::resetNoBroadcast();
m_aLastKnownValue.clear();
}
bool OComboBoxModel::commitControlValueToDbColumn( bool _bPostReset )
{
Any aNewValue( m_xAggregateFastSet->getFastPropertyValue( getValuePropertyAggHandle() ) );
OUString sNewValue;
aNewValue >>= sNewValue;
bool bModified = ( aNewValue != m_aLastKnownValue );
if ( bModified )
{
if ( !aNewValue.hasValue()
|| ( sNewValue.isEmpty() // an empty string
&& m_bEmptyIsNull // which should be interpreted as NULL
)
)
{
m_xColumnUpdate->updateNull();
}
else
{
try
{
OSL_PRECOND(m_pValueFormatter,
"OComboBoxModel::commitControlValueToDbColumn: no value formatter!");
if (m_pValueFormatter)
{
if ( !m_pValueFormatter->setFormattedValue( sNewValue ) )
return false;
}
else
m_xColumnUpdate->updateString( sNewValue );
}
catch ( const Exception& )
{
return false;
}
}
m_aLastKnownValue = aNewValue;
}
// add the new value to the list
bool bAddToList = bModified && !_bPostReset;
// (only if this is not the "commit" triggered by a "reset")
if ( !bAddToList )
return true;
css::uno::Sequence<OUString> aStringItemList;
if ( !(getPropertyValue( PROPERTY_STRINGITEMLIST ) >>= aStringItemList) )
return true;
bool bFound = false;
for (const OUString& rStringItem : aStringItemList)
{
if ( (bFound = rStringItem == sNewValue) )
break;
}
// not found -> add
if (!bFound)
{
sal_Int32 nOldLen = aStringItemList.getLength();
aStringItemList.realloc( nOldLen + 1 );
aStringItemList.getArray()[ nOldLen ] = sNewValue;
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, Any( aStringItemList ) );
setFastPropertyValue( PROPERTY_ID_TYPEDITEMLIST, Any( css::uno::Sequence<css::uno::Any>() ) );
}
return true;
}
// XPropertiesChangeListener
Any OComboBoxModel::translateDbColumnToControlValue()
{
OSL_PRECOND(m_pValueFormatter,
"OComboBoxModel::translateDbColumnToControlValue: no value formatter!");
if (m_pValueFormatter)
{
OUString sValue( m_pValueFormatter->getFormattedValue() );
if ( sValue.isEmpty()
&& m_pValueFormatter->getColumn().is()
&& m_pValueFormatter->getColumn()->wasNull()
)
{
m_aLastKnownValue.clear();
}
else
{
m_aLastKnownValue <<= sValue;
}
}
else
m_aLastKnownValue.clear();
return m_aLastKnownValue.hasValue() ? m_aLastKnownValue : Any( OUString() );
// (m_aLastKnownValue is allowed to be VOID, the control value isn't)
}
Any OComboBoxModel::getDefaultForReset() const
{
return Any( m_aDefaultText );
}
void OComboBoxModel::stringItemListChanged( ControlModelLock& /*_rInstanceLock*/ )
{
if ( m_xAggregateSet.is() )
{
m_xAggregateSet->setPropertyValue( PROPERTY_STRINGITEMLIST, Any( comphelper::containerToSequence(getStringItemList()) ) );
m_xAggregateSet->setPropertyValue( PROPERTY_TYPEDITEMLIST, Any( getTypedItemList()) ) ;
}
}
void OComboBoxModel::refreshInternalEntryList()
{
DBG_ASSERT( !hasExternalListSource(), "OComboBoxModel::refreshInternalEntryList: invalid call!" );
if ( !hasExternalListSource( )
&& ( m_eListSourceType != ListSourceType_VALUELIST )
&& ( m_xCursor.is() )
)
{
loadData( true );
}
}
void SAL_CALL OComboBoxModel::disposing( const EventObject& _rSource )
{
if ( !OEntryListHelper::handleDisposing( _rSource ) )
OBoundControlModel::disposing( _rSource );
}
//= OComboBoxControl
OComboBoxControl::OComboBoxControl(const Reference<XComponentContext>& _rxContext)
:OBoundControl(_rxContext, VCL_CONTROL_COMBOBOX)
{
}
css::uno::Sequence<OUString> SAL_CALL OComboBoxControl::getSupportedServiceNames()
{
css::uno::Sequence<OUString> aSupported = OBoundControl::getSupportedServiceNames();
aSupported.realloc(aSupported.getLength() + 2);
OUString* pArray = aSupported.getArray();
pArray[aSupported.getLength()-2] = FRM_SUN_CONTROL_COMBOBOX;
pArray[aSupported.getLength()-1] = STARDIV_ONE_FORM_CONTROL_COMBOBOX;
return aSupported;
}
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
com_sun_star_form_OComboBoxModel_get_implementation(css::uno::XComponentContext* component,
css::uno::Sequence<css::uno::Any> const &)
{
return cppu::acquire(new frm::OComboBoxModel(component));
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
com_sun_star_form_OComboBoxControl_get_implementation(css::uno::XComponentContext* component,
css::uno::Sequence<css::uno::Any> const &)
{
return cppu::acquire(new frm::OComboBoxControl(component));
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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