| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_forms.hxx" |
| #include "FormattedFieldWrapper.hxx" |
| #include "Edit.hxx" |
| #include "FormattedField.hxx" |
| #include <tools/debug.hxx> |
| #include "EditBase.hxx" |
| #include "services.hxx" |
| #include <connectivity/dbtools.hxx> |
| #include <vcl/svapp.hxx> |
| |
| //......................................................................... |
| 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; |
| |
| //================================================================== |
| // OFormattedFieldWrapper |
| //================================================================== |
| DBG_NAME(OFormattedFieldWrapper) |
| //------------------------------------------------------------------ |
| InterfaceRef SAL_CALL OFormattedFieldWrapper_CreateInstance_ForceFormatted(const Reference<XMultiServiceFactory>& _rxFactory) |
| { |
| return *(new OFormattedFieldWrapper(_rxFactory, sal_True)); |
| } |
| |
| //------------------------------------------------------------------ |
| InterfaceRef SAL_CALL OFormattedFieldWrapper_CreateInstance(const Reference<XMultiServiceFactory>& _rxFactory) |
| { |
| return *(new OFormattedFieldWrapper(_rxFactory, sal_False)); |
| } |
| |
| //------------------------------------------------------------------ |
| OFormattedFieldWrapper::OFormattedFieldWrapper(const Reference<XMultiServiceFactory>& _rxFactory, sal_Bool _bActAsFormatted) |
| :m_xServiceFactory(_rxFactory) |
| ,m_pEditPart(NULL) |
| { |
| DBG_CTOR(OFormattedFieldWrapper, NULL); |
| |
| if (_bActAsFormatted) |
| { |
| increment(m_refCount); |
| { |
| // instantiate an FormattedModel |
| InterfaceRef xFormattedModel; |
| // (instantiate it directly ..., as the OFormattedModel isn't registered for any service names anymore) |
| OFormattedModel* pModel = new OFormattedModel(m_xServiceFactory); |
| query_interface(static_cast<XWeak*>(pModel), xFormattedModel); |
| |
| m_xAggregate = Reference<XAggregation> (xFormattedModel, UNO_QUERY); |
| DBG_ASSERT(m_xAggregate.is(), "OFormattedFieldWrapper::OFormattedFieldWrapper : the OFormattedModel didn't have an XAggregation interface !"); |
| |
| // _before_ setting the delegator, give it to the member references |
| query_interface(xFormattedModel, m_xFormattedPart); |
| m_pEditPart = new OEditModel(m_xServiceFactory); |
| m_pEditPart->acquire(); |
| } |
| if (m_xAggregate.is()) |
| { // has to be in it's own block because of the temporary variable created by *this |
| m_xAggregate->setDelegator(static_cast<XWeak*>(this)); |
| } |
| decrement(m_refCount); |
| } |
| } |
| |
| //------------------------------------------------------------------ |
| OFormattedFieldWrapper::OFormattedFieldWrapper( const OFormattedFieldWrapper* _pCloneSource ) |
| :m_xServiceFactory( _pCloneSource->m_xServiceFactory ) |
| ,m_pEditPart( NULL ) |
| { |
| Reference< XCloneable > xCloneAccess; |
| query_aggregation( _pCloneSource->m_xAggregate, xCloneAccess ); |
| |
| // clone the aggregate |
| if ( xCloneAccess.is() ) |
| { |
| increment( m_refCount ); |
| { |
| Reference< XCloneable > xClone = xCloneAccess->createClone(); |
| m_xAggregate = Reference< XAggregation >( xClone, UNO_QUERY ); |
| DBG_ASSERT(m_xAggregate.is(), "OFormattedFieldWrapper::OFormattedFieldWrapper : invalid aggregate clone!"); |
| |
| query_interface( Reference< XInterface >( xClone.get() ), m_xFormattedPart ); |
| |
| if ( _pCloneSource->m_pEditPart ) |
| { |
| m_pEditPart = new OEditModel( _pCloneSource->m_pEditPart, _pCloneSource->m_xServiceFactory ); |
| m_pEditPart->acquire(); |
| } |
| } |
| if ( m_xAggregate.is() ) |
| { // has to be in it's own block because of the temporary variable created by *this |
| m_xAggregate->setDelegator( static_cast< XWeak* >( this ) ); |
| } |
| decrement( m_refCount ); |
| } |
| else |
| { // the clone source does not yet have an aggregate -> we don't yet need one, too |
| } |
| } |
| |
| //------------------------------------------------------------------ |
| OFormattedFieldWrapper::~OFormattedFieldWrapper() |
| { |
| // release the aggregated object (if any) |
| if (m_xAggregate.is()) |
| m_xAggregate->setDelegator(InterfaceRef ()); |
| |
| if (m_pEditPart) |
| m_pEditPart->release(); |
| |
| DBG_DTOR(OFormattedFieldWrapper, NULL); |
| } |
| |
| //------------------------------------------------------------------ |
| Any SAL_CALL OFormattedFieldWrapper::queryAggregation(const Type& _rType) throw (RuntimeException) |
| { |
| Any aReturn; |
| |
| if (_rType.equals( ::getCppuType( static_cast< Reference< XTypeProvider >* >(NULL) ) ) ) |
| { // a XTypeProvider interface needs a working aggregate - we don't want to give the type provider |
| // of our base class (OFormattedFieldWrapper_Base) to the caller as it supplies nearly nothing |
| ensureAggregate(); |
| if (m_xAggregate.is()) |
| aReturn = m_xAggregate->queryAggregation(_rType); |
| } |
| |
| if (!aReturn.hasValue()) |
| { |
| aReturn = OFormattedFieldWrapper_Base::queryAggregation(_rType); |
| |
| if ((_rType.equals( ::getCppuType( static_cast< Reference< XServiceInfo >* >(NULL) ) ) ) && aReturn.hasValue()) |
| { // somebody requested an XServiceInfo interface and our base class provided it |
| // check our aggregate if it has one, too |
| ensureAggregate(); |
| } |
| |
| if (!aReturn.hasValue()) |
| { |
| aReturn = ::cppu::queryInterface( _rType, |
| static_cast< XPersistObject* >( this ), |
| static_cast< XCloneable* >( this ) |
| ); |
| |
| if (!aReturn.hasValue()) |
| { |
| // somebody requests an interface other than the basics (XInterface) and other than |
| // the two we can supply without an aggregate. So ensure |
| // the aggregate exists. |
| ensureAggregate(); |
| if (m_xAggregate.is()) |
| aReturn = m_xAggregate->queryAggregation(_rType); |
| } |
| } |
| } |
| |
| return aReturn; |
| } |
| |
| //------------------------------------------------------------------ |
| ::rtl::OUString SAL_CALL OFormattedFieldWrapper::getServiceName() throw(RuntimeException) |
| { |
| // return the old compatibility name for an EditModel |
| return FRM_COMPONENT_EDIT; |
| } |
| |
| //------------------------------------------------------------------ |
| ::rtl::OUString SAL_CALL OFormattedFieldWrapper::getImplementationName( ) throw (RuntimeException) |
| { |
| return ::rtl::OUString::createFromAscii("com.sun.star.comp.forms.OFormattedFieldWrapper"); |
| } |
| |
| //------------------------------------------------------------------ |
| sal_Bool SAL_CALL OFormattedFieldWrapper::supportsService( const ::rtl::OUString& _rServiceName ) throw (RuntimeException) |
| { |
| DBG_ASSERT(m_xAggregate.is(), "OFormattedFieldWrapper::supportsService: should never have made it 'til here without an aggregate!"); |
| Reference< XServiceInfo > xSI; |
| m_xAggregate->queryAggregation(::getCppuType(static_cast< Reference< XServiceInfo >* >(NULL))) >>= xSI; |
| return xSI->supportsService(_rServiceName); |
| } |
| |
| //------------------------------------------------------------------ |
| Sequence< ::rtl::OUString > SAL_CALL OFormattedFieldWrapper::getSupportedServiceNames( ) throw (RuntimeException) |
| { |
| DBG_ASSERT(m_xAggregate.is(), "OFormattedFieldWrapper::getSupportedServiceNames: should never have made it 'til here without an aggregate!"); |
| Reference< XServiceInfo > xSI; |
| m_xAggregate->queryAggregation(::getCppuType(static_cast< Reference< XServiceInfo >* >(NULL))) >>= xSI; |
| return xSI->getSupportedServiceNames(); |
| } |
| |
| //------------------------------------------------------------------ |
| void SAL_CALL OFormattedFieldWrapper::write(const Reference<XObjectOutputStream>& _rxOutStream) throw( IOException, RuntimeException ) |
| { |
| // can't write myself |
| ensureAggregate(); |
| |
| // if we act as real edit field, we can simple forward this write request |
| if (!m_xFormattedPart.is()) |
| { |
| Reference<XPersistObject> xAggregatePersistence; |
| query_aggregation(m_xAggregate, xAggregatePersistence); |
| DBG_ASSERT(xAggregatePersistence.is(), "OFormattedFieldWrapper::write : don't know how to handle this : can't write !"); |
| // oops ... We gave an XPersistObject interface to the caller but now we aren't an XPersistObject ... |
| if (xAggregatePersistence.is()) |
| xAggregatePersistence->write(_rxOutStream); |
| return; |
| } |
| |
| // else we have to write an edit part first |
| DBG_ASSERT(m_pEditPart, "OFormattedFieldWrapper::write : formatted part without edit part ?"); |
| if ( !m_pEditPart ) |
| throw RuntimeException( ::rtl::OUString(), *this ); |
| |
| // for this we transfer the current props of the formatted part to the edit part |
| Reference<XPropertySet> xFormatProps(m_xFormattedPart, UNO_QUERY); |
| Reference<XPropertySet> xEditProps; |
| query_interface(static_cast<XWeak*>(m_pEditPart), xEditProps); |
| |
| Locale aAppLanguage = Application::GetSettings().GetUILocale(); |
| dbtools::TransferFormComponentProperties(xFormatProps, xEditProps, aAppLanguage); |
| |
| // then write the edit part, after switching to "fake mode" |
| m_pEditPart->enableFormattedWriteFake(); |
| m_pEditPart->write(_rxOutStream); |
| m_pEditPart->disableFormattedWriteFake(); |
| |
| // and finally write the formatted part we're really interested in |
| m_xFormattedPart->write(_rxOutStream); |
| } |
| |
| //------------------------------------------------------------------ |
| void SAL_CALL OFormattedFieldWrapper::read(const Reference<XObjectInputStream>& _rxInStream) throw( IOException, RuntimeException ) |
| { |
| if (m_xAggregate.is()) |
| { // we alread did a decision if we're an EditModel or a FormattedModel |
| |
| // if we act as formatted, we have to read the edit part first |
| if (m_xFormattedPart.is()) |
| { |
| // two possible cases: |
| // a) the stuff was written by a version which didn't work with an Edit header (all intermediate |
| // versions >5.1 && <=568) |
| // b) it was written by a version using edit headers |
| // as we can distinguish a) from b) only after we have read the edit part, we need to remember the |
| // position |
| Reference<XMarkableStream> xInMarkable(_rxInStream, UNO_QUERY); |
| DBG_ASSERT(xInMarkable.is(), "OFormattedFieldWrapper::read : can only work with markable streams !"); |
| sal_Int32 nBeforeEditPart = xInMarkable->createMark(); |
| |
| m_pEditPart->read(_rxInStream); |
| // this only works because an edit model can read the stuff written by a formatted model (maybe with |
| // some assertions) , but not vice versa |
| if (!m_pEditPart->lastReadWasFormattedFake()) |
| { // case a), written with a version without the edit part fake, so seek to the start position, again |
| xInMarkable->jumpToMark(nBeforeEditPart); |
| } |
| xInMarkable->deleteMark(nBeforeEditPart); |
| } |
| |
| Reference<XPersistObject> xAggregatePersistence; |
| query_aggregation(m_xAggregate, xAggregatePersistence); |
| DBG_ASSERT(xAggregatePersistence.is(), "OFormattedFieldWrapper::read : don't know how to handle this : can't read !"); |
| // oops ... We gave an XPersistObject interface to the caller but now we aren't an XPersistObject ... |
| |
| if (xAggregatePersistence.is()) |
| xAggregatePersistence->read(_rxInStream); |
| return; |
| } |
| |
| // we have to decide from the data within the stream whether we should be an EditModel or a FormattedModel |
| OEditBaseModel* pNewAggregate = NULL; |
| |
| // let an OEditModel do the reading |
| OEditModel* pBasicReader = new OEditModel(m_xServiceFactory); |
| Reference< XInterface > xHoldBasicReaderAlive( *pBasicReader ); |
| pBasicReader->read(_rxInStream); |
| |
| // was it really an edit model ? |
| if (!pBasicReader->lastReadWasFormattedFake()) |
| // yes -> all fine |
| pNewAggregate = pBasicReader; |
| else |
| { // no -> substitute it with a formatted model |
| |
| // let the formmatted model do the reading |
| OFormattedModel* pFormattedReader = new OFormattedModel(m_xServiceFactory); |
| Reference< XInterface > xHoldAliveWhileRead( *pFormattedReader ); |
| pFormattedReader->read(_rxInStream); |
| |
| // for the next write (if any) : the FormattedModel and the EditModel parts |
| query_interface(static_cast<XWeak*>(pFormattedReader), m_xFormattedPart); |
| m_pEditPart = pBasicReader; |
| m_pEditPart->acquire(); |
| |
| // aggregate the formatted part below |
| pNewAggregate = pFormattedReader; |
| } |
| |
| // do the aggregation |
| increment(m_refCount); |
| { |
| query_interface(static_cast<XWeak*>(pNewAggregate), m_xAggregate); |
| DBG_ASSERT(m_xAggregate.is(), "OFormattedFieldWrapper::read : the OEditModel didn't have an XAggregation interface !"); |
| } |
| if (m_xAggregate.is()) |
| { // has to be in it's own block because of the temporary variable created by *this |
| m_xAggregate->setDelegator(static_cast<XWeak*>(this)); |
| } |
| decrement(m_refCount); |
| } |
| |
| //------------------------------------------------------------------ |
| Reference< XCloneable > SAL_CALL OFormattedFieldWrapper::createClone( ) throw (RuntimeException) |
| { |
| ensureAggregate(); |
| |
| return new OFormattedFieldWrapper( this ); |
| } |
| |
| //------------------------------------------------------------------ |
| void OFormattedFieldWrapper::ensureAggregate() |
| { |
| if (m_xAggregate.is()) |
| return; |
| |
| increment(m_refCount); |
| { |
| // instantiate an EditModel (the only place where we are allowed to decide that we're an FormattedModel |
| // is in ::read) |
| InterfaceRef xEditModel = m_xServiceFactory->createInstance(FRM_SUN_COMPONENT_TEXTFIELD); |
| if (!xEditModel.is()) |
| { |
| // arghhh ... instantiate it directly ... it's dirty, but we really need this aggregate |
| OEditModel* pModel = new OEditModel(m_xServiceFactory); |
| query_interface(static_cast<XWeak*>(pModel), xEditModel); |
| } |
| |
| m_xAggregate = Reference<XAggregation> (xEditModel, UNO_QUERY); |
| DBG_ASSERT(m_xAggregate.is(), "OFormattedFieldWrapper::ensureAggregate : the OEditModel didn't have an XAggregation interface !"); |
| |
| { |
| Reference< XServiceInfo > xSI(m_xAggregate, UNO_QUERY); |
| if (!xSI.is()) |
| { |
| DBG_ERROR("OFormattedFieldWrapper::ensureAggregate: the aggregate has no XServiceInfo!"); |
| m_xAggregate.clear(); |
| } |
| } |
| } |
| if (m_xAggregate.is()) |
| { // has to be in it's own block because of the temporary variable created by *this |
| m_xAggregate->setDelegator(static_cast<XWeak*>(this)); |
| } |
| decrement(m_refCount); |
| } |
| |
| //......................................................................... |
| } |
| //......................................................................... |
| |
| |