Ivo Hinkelmann
5e4370f6b0
/*************************************************************************
...
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile$
*
* $Revision$
*
* last change: $Author$ $Date$
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_forms.hxx"
#include "ComboBox.hxx"
#include "property.hxx"
#include "property.hrc"
#include "services.hxx"
#include "frm_resource.hxx"
#include "frm_resource.hrc"
#include "BaseListBox.hxx"
/** === begin UNO includes === **/
#include <com/sun/star/sdb/SQLErrorEvent.hpp>
#include <com/sun/star/sdbc/XRowSet.hpp>
#include <com/sun/star/sdbc/DataType.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/sdbc/XConnection.hpp>
#include <com/sun/star/sdb/SQLContext.hpp>
#include <com/sun/star/sdb/CommandType.hpp>
/** === end UNO includes === **/
#include <comphelper/numbers.hxx>
#include <comphelper/basicio.hxx>
#include <connectivity/dbtools.hxx>
#include <connectivity/dbconversion.hxx>
#include <cppuhelper/queryinterface.hxx>
#include <rtl/ustrbuf.hxx>
#include <tools/debug.hxx>
#include <tools/diagnose_ex.h>
#include <unotools/sharedunocomponent.hxx>
using namespace dbtools;
//.........................................................................
namespace frm
{
using namespace ::com::sun:⭐ :uno;
using namespace ::com::sun:⭐ :sdb;
using namespace ::com::sun:⭐ :sdbc;
using namespace ::com::sun:⭐ :sdbcx;
using namespace ::com::sun:⭐ :beans;
using namespace ::com::sun:⭐ :container;
using namespace ::com::sun:⭐ :form;
using namespace ::com::sun:⭐ :awt;
using namespace ::com::sun:⭐ :io;
using namespace ::com::sun:⭐ :lang;
using namespace ::com::sun:⭐ :util;
using namespace ::com::sun:⭐ :form::binding;
//========================================================================
// class OComboBoxModel
//========================================================================
//------------------------------------------------------------------
InterfaceRef SAL_CALL OComboBoxModel_CreateInstance(const Reference<XMultiServiceFactory>& _rxFactory) throw (RuntimeException)
{
return (*new OComboBoxModel(_rxFactory));
}
//------------------------------------------------------------------------------
Sequence<Type> OComboBoxModel::_getTypes()
{
return ::comphelper::concatSequences(
OBoundControlModel::_getTypes(),
OEntryListHelper::getTypes(),
OErrorBroadcaster::getTypes()
);
}
// XServiceInfo
//------------------------------------------------------------------------------
StringSequence SAL_CALL OComboBoxModel::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_COMBOBOX;
*pStoreTo++ = FRM_SUN_COMPONENT_DATABASE_COMBOBOX;
*pStoreTo++ = BINDABLE_DATABASE_COMBO_BOX;
return aSupported;
}
//------------------------------------------------------------------------------
Any SAL_CALL OComboBoxModel::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;
}
//------------------------------------------------------------------
DBG_NAME( OComboBoxModel )
//------------------------------------------------------------------
OComboBoxModel::OComboBoxModel(const Reference<XMultiServiceFactory>& _rxFactory)
:OBoundControlModel( _rxFactory, VCL_CONTROLMODEL_COMBOBOX, FRM_SUN_CONTROL_COMBOBOX, sal_True, sal_True, sal_True )
// use the old control name for compytibility reasons
,OEntryListHelper( m_aMutex )
,OErrorBroadcaster( OComponentHelper::rBHelper )
,m_aListRowSet( getContext() )
,m_eListSourceType(ListSourceType_TABLE)
,m_bEmptyIsNull(sal_True)
{
DBG_CTOR( OComboBoxModel, NULL );
m_nClassId = FormComponentType::COMBOBOX;
initValueProperty( PROPERTY_TEXT, PROPERTY_ID_TEXT );
}
//------------------------------------------------------------------
OComboBoxModel::OComboBoxModel( const OComboBoxModel* _pOriginal, const Reference<XMultiServiceFactory>& _rxFactory )
:OBoundControlModel( _pOriginal, _rxFactory )
,OEntryListHelper( *_pOriginal, m_aMutex )
,OErrorBroadcaster( OComponentHelper::rBHelper )
,m_aListRowSet( getContext() )
,m_aListSource( _pOriginal->m_aListSource )
,m_aDefaultText( _pOriginal->m_aDefaultText )
,m_eListSourceType( _pOriginal->m_eListSourceType )
,m_bEmptyIsNull( _pOriginal->m_bEmptyIsNull )
{
DBG_CTOR( OComboBoxModel, NULL );
}
//------------------------------------------------------------------
OComboBoxModel::~OComboBoxModel()
{
if (!OComponentHelper::rBHelper.bDisposed)
{
acquire();
dispose();
}
DBG_DTOR( OComboBoxModel, NULL );
}
// XCloneable
//------------------------------------------------------------------------------
IMPLEMENT_DEFAULT_CLONING( OComboBoxModel )
//------------------------------------------------------------------------------
void OComboBoxModel::disposing()
{
OBoundControlModel::disposing();
OEntryListHelper::disposing();
OErrorBroadcaster::disposing();
m_xFormatter = NULL;
}
//------------------------------------------------------------------------------
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 <<= getStringItemList();
break;
default:
OBoundControlModel::getFastPropertyValue(_rValue, _nHandle);
}
}
//------------------------------------------------------------------------------
void OComboBoxModel::setFastPropertyValue_NoBroadcast(sal_Int32 _nHandle, const Any& _rValue)
throw (Exception)
{
switch (_nHandle)
{
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 :
DBG_ASSERT(_rValue.getValueType().getTypeClass() == TypeClass_STRING,
"OComboBoxModel::setFastPropertyValue_NoBroadcast : invalid type !" );
_rValue >>= m_aListSource;
// die ListSource hat sich geaendert -> neu laden
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();
}
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:
setNewStringItemList( _rValue );
break;
default:
OBoundControlModel::setFastPropertyValue_NoBroadcast(_nHandle, _rValue);
}
}
//------------------------------------------------------------------------------
sal_Bool OComboBoxModel::convertFastPropertyValue(
Any& _rConvertedValue, Any& _rOldValue, sal_Int32 _nHandle, const Any& _rValue)
throw (IllegalArgumentException)
{
sal_Bool bModified(sal_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;
default:
bModified = OBoundControlModel::convertFastPropertyValue(_rConvertedValue, _rOldValue, _nHandle, _rValue);
break;
}
return bModified;
}
//------------------------------------------------------------------------------
void OComboBoxModel::describeFixedProperties( Sequence< Property >& _rProps ) const
{
BEGIN_DESCRIBE_PROPERTIES( 6, OBoundControlModel )
DECL_PROP1(TABINDEX, sal_Int16, BOUND);
DECL_PROP1(LISTSOURCETYPE, ListSourceType, BOUND);
DECL_PROP1(LISTSOURCE, ::rtl::OUString, BOUND);
DECL_BOOL_PROP1(EMPTY_IS_NULL, BOUND);
DECL_PROP1(DEFAULT_TEXT, ::rtl::OUString, BOUND);
DECL_PROP1(STRINGITEMLIST, Sequence< ::rtl::OUString >,BOUND);
END_DESCRIBE_PROPERTIES();
}
//------------------------------------------------------------------------------
void OComboBoxModel::describeAggregateProperties( Sequence< Property >& _rAggregateProps ) const
{
OBoundControlModel::describeAggregateProperties( _rAggregateProps );
// superseded properties:
RemoveProperty( _rAggregateProps, PROPERTY_STRINGITEMLIST );
}
//------------------------------------------------------------------------------
::rtl::OUString SAL_CALL OComboBoxModel::getServiceName() throw(RuntimeException)
{
return FRM_COMPONENT_COMBOBOX; // old (non-sun) name for compatibility !
}
//------------------------------------------------------------------------------
void SAL_CALL OComboBoxModel::write(const Reference<stario::XObjectOutputStream>& _rxOutStream)
throw(stario::IOException, RuntimeException)
{
OBoundControlModel::write(_rxOutStream);
// Version
// Version 0x0002: EmptyIsNull
// Version 0x0003: ListSource->Seq
// Version 0x0004: DefaultText
// Version 0x0005: HelpText
_rxOutStream->writeShort(0x0006);
// Maskierung fuer any
sal_uInt16 nAnyMask = 0;
if (m_aBoundColumn.getValueType().getTypeClass() == TypeClass_SHORT)
nAnyMask |= BOUNDCOLUMN;
_rxOutStream << nAnyMask;
StringSequence aListSourceSeq(&m_aListSource, 1);
_rxOutStream << aListSourceSeq;
_rxOutStream << (sal_Int16)m_eListSourceType;
if ((nAnyMask & BOUNDCOLUMN) == BOUNDCOLUMN)
{
sal_Int16 nBoundColumn = 0;
m_aBoundColumn >>= nBoundColumn;
_rxOutStream << nBoundColumn;
}
_rxOutStream << (sal_Bool)m_bEmptyIsNull;
_rxOutStream << m_aDefaultText;
writeHelpTextCompatibly(_rxOutStream);
// from version 0x0006 : common properties
writeCommonProperties(_rxOutStream);
}
//------------------------------------------------------------------------------
void SAL_CALL OComboBoxModel::read(const Reference<stario::XObjectInputStream>& _rxInStream) throw(stario::IOException, RuntimeException)
{
OBoundControlModel::read(_rxInStream);
::osl::MutexGuard aGuard(m_aMutex);
// 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 ) );
}
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, "OComboBoxModel::read : version 0 ? this should never have been written !");
if (nVersion > 0x0006)
{
DBG_ERROR("OComboBoxModel::read : invalid (means unknown) version !");
m_aListSource = ::rtl::OUString();
m_aBoundColumn <<= (sal_Int16)0;
m_aDefaultText = ::rtl::OUString();
m_eListSourceType = ListSourceType_TABLE;
m_bEmptyIsNull = sal_True;
defaultCommonProperties();
return;
}
// Maskierung fuer any
sal_uInt16 nAnyMask;
_rxInStream >> nAnyMask;
// ListSource
if (nVersion < 0x0003)
{
::rtl::OUString sListSource;
_rxInStream >> m_aListSource;
}
else // nVersion == 4
{
m_aListSource = ::rtl::OUString();
StringSequence aListSource;
_rxInStream >> aListSource;
const ::rtl::OUString* pToken = aListSource.getConstArray();
sal_Int32 nLen = aListSource.getLength();
for (sal_Int32 i = 0; i < nLen; ++i, ++pToken)
m_aListSource += *pToken;
}
sal_Int16 nListSourceType;
_rxInStream >> nListSourceType;
m_eListSourceType = (ListSourceType)nListSourceType;
if ((nAnyMask & BOUNDCOLUMN) == BOUNDCOLUMN)
{
sal_Int16 nValue;
_rxInStream >> nValue;
m_aBoundColumn <<= nValue;
}
if (nVersion > 0x0001)
{
sal_Bool bNull;
_rxInStream >> bNull;
m_bEmptyIsNull = bNull;
}
if (nVersion > 0x0003) // nVersion == 4
_rxInStream >> m_aDefaultText;
// Stringliste muss geleert werden, wenn eine Listenquelle gesetzt ist
// dieses kann der Fall sein wenn im alive modus gespeichert wird
if ( m_aListSource.getLength()
&& !hasExternalListSource()
)
{
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, makeAny( StringSequence() ) );
}
if (nVersion > 0x0004)
readHelpTextCompatibly(_rxInStream);
if (nVersion > 0x0005)
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 OComboBoxModel::loadData()
{
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;
// Connection holen
Reference<XRowSet> xForm(m_xCursor, UNO_QUERY);
if (!xForm.is())
return;
Reference<XConnection> xConnection = getConnection(xForm);
if (!xConnection.is())
return;
Reference<XServiceInfo> xServiceInfo(xConnection, UNO_QUERY);
if (!xServiceInfo.is() || !xServiceInfo->supportsService(SRV_SDB_CONNECTION))
{
DBG_ERROR("OComboBoxModel::loadData : invalid connection !");
return;
}
if (!m_aListSource.getLength() || 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);
Reference<XIndexAccess> xFieldsByIndex(xFieldsByName, UNO_QUERY);
::rtl::OUString aFieldName;
if ( xFieldsByName.is() && xFieldsByName->hasByName( getControlSource() ) )
{
aFieldName = getControlSource();
}
else
{
// otherwise look for the alias
Reference<XSQLQueryComposerFactory> xFactory(xConnection, UNO_QUERY);
if (!xFactory.is())
break;
Reference<XSQLQueryComposer> xComposer = xFactory->createQueryComposer();
try
{
Reference<XPropertySet> xFormAsSet(xForm, UNO_QUERY);
::rtl::OUString aStatement;
xFormAsSet->getPropertyValue(PROPERTY_ACTIVECOMMAND) >>= aStatement;
xComposer->setQuery(aStatement);
}
catch(Exception&)
{
disposeComponent(xComposer);
break;
}
// search the field
Reference< XColumnsSupplier > xSupplyFields(xComposer, UNO_QUERY);
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;
}
disposeComponent(xComposer);
}
if (!aFieldName.getLength())
break;
Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData();
OSL_ENSURE(xMeta.is(),"No database meta data!");
if ( xMeta.is() )
{
::rtl::OUString aQuote = xMeta->getIdentifierQuoteString();
::rtl::OUString sCatalog, sSchema, sTable;
qualifiedNameComponents( xMeta, m_aListSource, sCatalog, sSchema, sTable, eInDataManipulation );
::rtl::OUStringBuffer aStatement;
aStatement.appendAscii( "SELECT DISTINCT " );
aStatement.append ( quoteName( aQuote, aFieldName ) );
aStatement.appendAscii( " FROM " );
aStatement.append ( composeTableNameForSelect( xConnection, sCatalog, sSchema, sTable ) );
m_aListRowSet.setEscapeProcessing( sal_False );
m_aListRowSet.setCommand( aStatement.makeStringAndClear() );
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 ( !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& )
{
DBG_UNHANDLED_EXCEPTION();
return;
}
vector< ::rtl::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:
{
// die XDatabaseVAriant der ersten Spalte
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 = Reference<XIndexAccess>(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(), xForm, xDataField );
// Listen fuellen
sal_Int16 i = 0;
// per definitionem the list cursor is positioned _before_ the first row at the moment
while (xListCursor->next() && (i++<SHRT_MAX)) // max anzahl eintraege
{
aStringList.push_back( aValueFormatter.getFormattedValue() );
}
}
break;
case ListSourceType_TABLEFIELDS:
{
Reference<XNameAccess> xFieldNames = getTableFields(xConnection, m_aListSource);
if (xFieldNames.is())
{
StringSequence seqNames = xFieldNames->getElementNames();
sal_Int32 nFieldsCount = seqNames.getLength();
const ::rtl::OUString* pustrNames = seqNames.getConstArray();
for (sal_Int32 k=0; k<nFieldsCount; ++k)
aStringList.push_back(pustrNames[k]);
}
}
break;
default:
OSL_ENSURE( false, "OComboBoxModel::loadData: unreachable!" );
break;
}
}
catch(SQLException& eSQL)
{
onError(eSQL, FRM_RES_STRING(RID_BASELISTBOX_ERROR_FILLLIST));
return;
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
return;
}
// String-Sequence fuer ListBox erzeugen
StringSequence aStringSeq(aStringList.size());
::rtl::OUString* pStringAry = aStringSeq.getArray();
for (sal_Int32 i = 0; i<aStringSeq.getLength(); ++i)
pStringAry[i] = aStringList[i];
// String-Sequence an ListBox setzen
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, makeAny( aStringSeq ) );
}
//------------------------------------------------------------------------------
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;
// Daten nur laden, wenn eine Listenquelle angegeben wurde
if ( m_aListSource.getLength() && m_xCursor.is() && !hasExternalListSource() )
loadData();
}
//------------------------------------------------------------------------------
void OComboBoxModel::onDisconnectedDbColumn()
{
m_pValueFormatter.reset();
// reset the string item list
if ( !hasExternalListSource() )
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, makeAny( m_aDesignModeStringItems ) );
}
//------------------------------------------------------------------------------
void SAL_CALL OComboBoxModel::reloaded( const EventObject& aEvent ) throw(RuntimeException)
{
OBoundControlModel::reloaded(aEvent);
// reload data if we have a list source
if ( m_aListSource.getLength() && m_xCursor.is() && !hasExternalListSource() )
loadData();
}
//-----------------------------------------------------------------------------
sal_Bool OComboBoxModel::commitControlValueToDbColumn( bool _bPostReset )
{
::rtl::OUString aNewValue;
m_xAggregateFastSet->getFastPropertyValue( getValuePropertyAggHandle() ) >>= aNewValue;
sal_Bool bModified = ( aNewValue != m_aSaveValue );
if ( bModified )
{
if (!aNewValue.getLength() && !isRequired() && m_bEmptyIsNull)
m_xColumnUpdate->updateNull();
else
{
try
{
OSL_PRECOND( m_pValueFormatter.get(), "OComboBoxModel::commitControlValueToDbColumn: no value formatter!" );
if ( m_pValueFormatter.get() )
{
if ( !m_pValueFormatter->setFormattedValue( aNewValue ) )
return sal_False;
}
else
m_xColumnUpdate->updateString( aNewValue );
}
catch ( const Exception& )
{
return sal_False;
}
}
m_aSaveValue = aNewValue;
}
// add the new value to the list
sal_Bool bAddToList = bModified && !_bPostReset;
// (only if this is not the "commit" triggered by a "reset")
if ( bAddToList )
{
StringSequence aStringItemList;
if ( getPropertyValue( PROPERTY_STRINGITEMLIST ) >>= aStringItemList )
{
const ::rtl::OUString* pStringItems = aStringItemList.getConstArray();
sal_Int32 i;
for (i=0; i<aStringItemList.getLength(); ++i, ++pStringItems)
{
if (pStringItems->equals(aNewValue))
break;
}
// not found -> add
if (i >= aStringItemList.getLength())
{
sal_Int32 nOldLen = aStringItemList.getLength();
aStringItemList.realloc( nOldLen + 1 );
aStringItemList.getArray()[ nOldLen ] = aNewValue;
setFastPropertyValue( PROPERTY_ID_STRINGITEMLIST, makeAny( aStringItemList ) );
}
}
}
return sal_True;
}
// XPropertiesChangeListener
//------------------------------------------------------------------------------
Any OComboBoxModel::translateDbColumnToControlValue()
{
OSL_PRECOND( m_pValueFormatter.get(), "OComboBoxModel::translateDbColumnToControlValue: no value formatter!" );
if ( m_pValueFormatter.get() )
m_aSaveValue = m_pValueFormatter->getFormattedValue();
else
m_aSaveValue = ::rtl::OUString();
return makeAny( m_aSaveValue );
}
//------------------------------------------------------------------------------
Any OComboBoxModel::getDefaultForReset() const
{
return makeAny( m_aDefaultText );
}
//------------------------------------------------------------------------------
sal_Bool OComboBoxModel::approveValueBinding( const Reference< XValueBinding >& _rxBinding )
{
OSL_PRECOND( _rxBinding.is(), "OComboBoxModel::approveValueBinding: invalid binding!" );
// only strings are accepted for simplicity
return _rxBinding.is()
&& _rxBinding->supportsType( ::getCppuType( static_cast< ::rtl::OUString* >( NULL ) ) );
}
//--------------------------------------------------------------------
void OComboBoxModel::stringItemListChanged( )
{
if ( m_xAggregateSet.is() )
m_xAggregateSet->setPropertyValue( PROPERTY_STRINGITEMLIST, makeAny( getStringItemList() ) );
}
//--------------------------------------------------------------------
void OComboBoxModel::connectedExternalListSource( )
{
// TODO?
}
//--------------------------------------------------------------------
void OComboBoxModel::disconnectedExternalListSource( )
{
// TODO?
}
//--------------------------------------------------------------------
void SAL_CALL OComboBoxModel::disposing( const EventObject& _rSource ) throw ( RuntimeException )
{
if ( !OEntryListHelper::handleDisposing( _rSource ) )
OBoundControlModel::disposing( _rSource );
}
//========================================================================
//= OComboBoxControl
//========================================================================
//------------------------------------------------------------------
InterfaceRef SAL_CALL OComboBoxControl_CreateInstance(const Reference<XMultiServiceFactory>& _rxFactory) throw (RuntimeException)
{
return *(new OComboBoxControl(_rxFactory));
}
//------------------------------------------------------------------------------
OComboBoxControl::OComboBoxControl(const Reference<XMultiServiceFactory>& _rxFactory)
:OBoundControl(_rxFactory, VCL_CONTROL_COMBOBOX)
{
}
//------------------------------------------------------------------------------
StringSequence SAL_CALL OComboBoxControl::getSupportedServiceNames() throw(RuntimeException)
{
StringSequence aSupported = OBoundControl::getSupportedServiceNames();
aSupported.realloc(aSupported.getLength() + 1);
::rtl::OUString* pArray = aSupported.getArray();
pArray[aSupported.getLength()-1] = FRM_SUN_CONTROL_COMBOBOX;
return aSupported;
}
//.........................................................................
}
//.........................................................................
2007-11-21 16:15:47 +00:00
