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Diffstat (limited to 'svx/source/form/formcontrolling.cxx')
| -rw-r--r-- | svx/source/form/formcontrolling.cxx | 496 |
1 files changed, 496 insertions, 0 deletions
diff --git a/svx/source/form/formcontrolling.cxx b/svx/source/form/formcontrolling.cxx new file mode 100644 index 000000000..7fffd8461 --- /dev/null +++ b/svx/source/form/formcontrolling.cxx @@ -0,0 +1,496 @@ +/* -*- 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 <sal/macros.h> +#include <formcontrolling.hxx> +#include <fmurl.hxx> +#include <svx/svxids.hrc> +#include <fmprop.hxx> +#include <svx/fmtools.hxx> + +#include <com/sun/star/form/runtime/FormOperations.hpp> +#include <com/sun/star/form/runtime/FormFeature.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/sdbc/SQLException.hpp> + +#include <tools/diagnose_ex.h> +#include <comphelper/anytostring.hxx> +#include <comphelper/processfactory.hxx> +#include <cppuhelper/exc_hlp.hxx> +#include <osl/diagnose.h> + +#include <algorithm> + + +namespace svx +{ + + + using ::com::sun::star::uno::Reference; + using ::com::sun::star::form::runtime::XFormController; + using ::com::sun::star::form::runtime::FormOperations; + using ::com::sun::star::uno::Exception; + using ::com::sun::star::sdbc::XRowSet; + using ::com::sun::star::form::runtime::FeatureState; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::beans::NamedValue; + using ::com::sun::star::beans::XPropertySet; + using ::com::sun::star::uno::UNO_QUERY_THROW; + using ::com::sun::star::sdbc::SQLException; + using ::com::sun::star::sdb::SQLErrorEvent; + using ::com::sun::star::lang::EventObject; + + namespace FormFeature = ::com::sun::star::form::runtime::FormFeature; + + + //= FeatureSlotTranslation + + namespace + { + struct FeatureDescription + { + OUString sURL; // the URL + sal_Int32 nSlotId; // the SFX-compatible slot ID + sal_Int16 nFormFeature; // the css.form.runtime.FormFeature ID + }; + typedef ::std::vector< FeatureDescription > FeatureDescriptions; + + + const FeatureDescriptions& getFeatureDescriptions() + { + static const FeatureDescriptions s_aFeatureDescriptions({ + { OUString(FMURL_FORM_POSITION), SID_FM_RECORD_ABSOLUTE, FormFeature::MoveAbsolute }, + { OUString(FMURL_FORM_RECORDCOUNT), SID_FM_RECORD_TOTAL, FormFeature::TotalRecords }, + { OUString(FMURL_RECORD_MOVEFIRST), SID_FM_RECORD_FIRST, FormFeature::MoveToFirst }, + { OUString(FMURL_RECORD_MOVEPREV), SID_FM_RECORD_PREV, FormFeature::MoveToPrevious }, + { OUString(FMURL_RECORD_MOVENEXT), SID_FM_RECORD_NEXT, FormFeature::MoveToNext }, + { OUString(FMURL_RECORD_MOVELAST), SID_FM_RECORD_LAST, FormFeature::MoveToLast }, + { OUString(FMURL_RECORD_MOVETONEW), SID_FM_RECORD_NEW, FormFeature::MoveToInsertRow }, + { OUString(FMURL_RECORD_SAVE), SID_FM_RECORD_SAVE, FormFeature::SaveRecordChanges }, + { OUString(FMURL_RECORD_DELETE), SID_FM_RECORD_DELETE, FormFeature::DeleteRecord }, + { OUString(FMURL_FORM_REFRESH), SID_FM_REFRESH, FormFeature::ReloadForm }, + { OUString(FMURL_FORM_REFRESH_CURRENT_CONTROL), + SID_FM_REFRESH_FORM_CONTROL,FormFeature::RefreshCurrentControl }, + { OUString(FMURL_RECORD_UNDO), SID_FM_RECORD_UNDO, FormFeature::UndoRecordChanges }, + { OUString(FMURL_FORM_SORT_UP), SID_FM_SORTUP, FormFeature::SortAscending }, + { OUString(FMURL_FORM_SORT_DOWN), SID_FM_SORTDOWN, FormFeature::SortDescending }, + { OUString(FMURL_FORM_SORT), SID_FM_ORDERCRIT, FormFeature::InteractiveSort }, + { OUString(FMURL_FORM_AUTO_FILTER), SID_FM_AUTOFILTER, FormFeature::AutoFilter }, + { OUString(FMURL_FORM_FILTER), SID_FM_FILTERCRIT, FormFeature::InteractiveFilter }, + { OUString(FMURL_FORM_APPLY_FILTER), SID_FM_FORM_FILTERED, FormFeature::ToggleApplyFilter }, + { OUString(FMURL_FORM_REMOVE_FILTER), SID_FM_REMOVE_FILTER_SORT, FormFeature::RemoveFilterAndSort } + }); + return s_aFeatureDescriptions; + } + } + + + namespace + { + + struct MatchFeatureDescriptionByURL + { + const OUString& m_rURL; + explicit MatchFeatureDescriptionByURL( const OUString& _rURL ) :m_rURL( _rURL ) { } + + bool operator()( const FeatureDescription& _compare ) + { + return m_rURL == _compare.sURL; + } + }; + + + struct MatchFeatureDescriptionBySlotId + { + sal_Int32 m_nSlotId; + explicit MatchFeatureDescriptionBySlotId( sal_Int32 _nSlotId ) :m_nSlotId( _nSlotId ) { } + + bool operator()( const FeatureDescription& _compare ) + { + return m_nSlotId == _compare.nSlotId; + } + }; + + + struct MatchFeatureDescriptionByFormFeature + { + sal_Int32 m_nFormFeature; + explicit MatchFeatureDescriptionByFormFeature( sal_Int32 _nFormFeature ) :m_nFormFeature( _nFormFeature ) { } + + bool operator()( const FeatureDescription& _compare ) + { + return m_nFormFeature == _compare.nFormFeature; + } + }; + + + struct FormFeatureToSlotId + { + sal_Int32 operator()( sal_Int16 FormFeature ) + { + return FeatureSlotTranslation::getSlotIdForFormFeature( FormFeature ); + } + }; + } + + + sal_Int32 FeatureSlotTranslation::getControllerFeatureSlotIdForURL( const OUString& _rMainURL ) + { + const FeatureDescriptions& rDescriptions( getFeatureDescriptions() ); + FeatureDescriptions::const_iterator pos = ::std::find_if( rDescriptions.begin(), rDescriptions.end(), MatchFeatureDescriptionByURL( _rMainURL ) ); + return ( pos != rDescriptions.end() ) ? pos->nSlotId : -1; + } + + + sal_Int16 FeatureSlotTranslation::getFormFeatureForSlotId( sal_Int32 _nSlotId ) + { + const FeatureDescriptions& rDescriptions( getFeatureDescriptions() ); + FeatureDescriptions::const_iterator pos = ::std::find_if( rDescriptions.begin(), rDescriptions.end(), MatchFeatureDescriptionBySlotId( _nSlotId ) ); + OSL_ENSURE( pos != rDescriptions.end(), "FeatureSlotTranslation::getFormFeatureForSlotId: not found!" ); + return ( pos != rDescriptions.end() ) ? pos->nFormFeature : -1; + } + + + sal_Int32 FeatureSlotTranslation::getSlotIdForFormFeature( sal_Int16 _nFormFeature ) + { + const FeatureDescriptions& rDescriptions( getFeatureDescriptions() ); + FeatureDescriptions::const_iterator pos = ::std::find_if( rDescriptions.begin(), rDescriptions.end(), MatchFeatureDescriptionByFormFeature( _nFormFeature ) ); + OSL_ENSURE( pos != rDescriptions.end(), "FeatureSlotTranslation::getSlotIdForFormFeature: not found!" ); + return ( pos != rDescriptions.end() ) ? pos->nSlotId : -1; + } + + ControllerFeatures::ControllerFeatures( IControllerFeatureInvalidation* _pInvalidationCallback ) + :m_pInvalidationCallback( _pInvalidationCallback ) + { + } + + + ControllerFeatures::ControllerFeatures( const Reference< XFormController >& _rxController ) + :m_pInvalidationCallback( nullptr ) + { + assign( _rxController ); + } + + + void ControllerFeatures::assign( const Reference< XFormController >& _rxController ) + { + dispose(); + m_pImpl = new FormControllerHelper( _rxController, m_pInvalidationCallback ); + } + + + ControllerFeatures::~ControllerFeatures() + { + dispose(); + } + + + void ControllerFeatures::dispose() + { + if ( m_pImpl.is() ) + { + m_pImpl->dispose(); + m_pImpl.clear(); + } + } + + FormControllerHelper::FormControllerHelper( const Reference< XFormController >& _rxController, IControllerFeatureInvalidation* _pInvalidationCallback ) + :m_pInvalidationCallback( _pInvalidationCallback ) + { + osl_atomic_increment( &m_refCount ); + try + { + m_xFormOperations = FormOperations::createWithFormController( comphelper::getProcessComponentContext(), _rxController ); + if ( m_xFormOperations.is() ) + m_xFormOperations->setFeatureInvalidation( this ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("svx"); + } + osl_atomic_decrement( &m_refCount ); + } + + + FormControllerHelper::~FormControllerHelper( ) + { + try + { + acquire(); + dispose(); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("svx"); + } + } + + + void FormControllerHelper::dispose() + { + if ( m_xFormOperations.is() ) + m_xFormOperations->dispose(); + m_xFormOperations.clear(); + } + + + bool FormControllerHelper::isEnabled( sal_Int32 _nSlotId ) const + { + if ( !m_xFormOperations.is() ) + return false; + return m_xFormOperations->isEnabled( FeatureSlotTranslation::getFormFeatureForSlotId( _nSlotId ) ); + } + + + Reference< XRowSet > FormControllerHelper::getCursor() const + { + Reference< XRowSet > xCursor; + if ( m_xFormOperations.is() ) + xCursor = m_xFormOperations->getCursor(); + return xCursor; + } + + + void FormControllerHelper::getState( sal_Int32 _nSlotId, FeatureState& _rState ) const + { + if ( m_xFormOperations.is() ) + _rState = m_xFormOperations->getState( FeatureSlotTranslation::getFormFeatureForSlotId( _nSlotId ) ); + } + + + bool FormControllerHelper::commitCurrentControl( ) const + { + return impl_operateForm_nothrow( COMMIT_CONTROL ); + } + + + bool FormControllerHelper::commitCurrentRecord() const + { + return impl_operateForm_nothrow( COMMIT_RECORD ); + } + + + void FormControllerHelper::execute( sal_Int32 _nSlotId, const OUString& _rParamName, const Any& _rParamValue ) const + { + Sequence< NamedValue > aArguments { { _rParamName, _rParamValue } }; + impl_operateForm_nothrow( EXECUTE_ARGS, FeatureSlotTranslation::getFormFeatureForSlotId( _nSlotId ), aArguments ); + } + + + bool FormControllerHelper::impl_operateForm_nothrow( const FormOperation _eWhat, const sal_Int16 _nFeature, + const Sequence< NamedValue >& _rArguments ) const + { + if ( !m_xFormOperations.is() ) + return false; + + Any aError; + bool bSuccess = false; + const_cast< FormControllerHelper* >( this )->m_aOperationError.clear(); + try + { + // to prevent the controller from displaying any error messages which happen while we operate on it, + // we add ourself as XSQLErrorListener. By contract, a FormController displays errors if and only if + // no SQLErrorListeners are registered. + m_xFormOperations->getController()->addSQLErrorListener( const_cast< FormControllerHelper* >(this) ); + + switch ( _eWhat ) + { + case COMMIT_CONTROL: + bSuccess = m_xFormOperations->commitCurrentControl(); + break; + + case COMMIT_RECORD: + { + sal_Bool bDummy( false ); + bSuccess = m_xFormOperations->commitCurrentRecord( bDummy ); + } + break; + + case EXECUTE: + m_xFormOperations->execute( _nFeature ); + bSuccess = true; + break; + + case EXECUTE_ARGS: + m_xFormOperations->executeWithArguments( _nFeature, _rArguments ); + bSuccess = true; + break; + } + } + catch ( const SQLException& ) + { + m_xFormOperations->getController()->removeSQLErrorListener( const_cast< FormControllerHelper* >(this) ); + aError = ::cppu::getCaughtException(); + } + catch( const Exception& ) + { + m_xFormOperations->getController()->removeSQLErrorListener( const_cast< FormControllerHelper* >(this) ); + SQLException aFallbackError; + aFallbackError.Message = ::comphelper::anyToString( ::cppu::getCaughtException() ); + aError <<= aFallbackError; + } + + if ( bSuccess ) + return true; + + // display the error. Prefer the one reported in errorOccurred over the one caught. + if ( m_aOperationError.hasValue() ) + displayException( m_aOperationError ); + else if ( aError.hasValue() ) + displayException( aError ); + else + OSL_FAIL( "FormControllerHelper::impl_operateForm_nothrow: no success, but no error?" ); + + return false; + } + + + void FormControllerHelper::execute( sal_Int32 _nSlotId ) const + { + impl_operateForm_nothrow( EXECUTE, FeatureSlotTranslation::getFormFeatureForSlotId( _nSlotId ), + Sequence< NamedValue >() ); + } + + + void SAL_CALL FormControllerHelper::invalidateFeatures( const Sequence< ::sal_Int16 >& Features ) + { + if ( !m_pInvalidationCallback ) + // nobody's interested in ... + return; + + ::std::vector< sal_Int32 > aFeatures( Features.getLength() ); + ::std::transform( + Features.begin(), + Features.end(), + aFeatures.begin(), + FormFeatureToSlotId() + ); + + m_pInvalidationCallback->invalidateFeatures( aFeatures ); + } + + + void SAL_CALL FormControllerHelper::invalidateAllFeatures() + { + if ( !m_pInvalidationCallback ) + // nobody's interested in ... + return; + + // actually, it's a little bit more than the supported features, + // but on the medium term, we are to support everything listed + // here + ::std::vector< sal_Int32 > aSupportedFeatures; + const sal_Int32 pSupportedFeatures[] = + { + SID_FM_RECORD_FIRST, + SID_FM_RECORD_NEXT, + SID_FM_RECORD_PREV, + SID_FM_RECORD_LAST, + SID_FM_RECORD_NEW, + SID_FM_RECORD_DELETE, + SID_FM_RECORD_ABSOLUTE, + SID_FM_RECORD_TOTAL, + SID_FM_RECORD_SAVE, + SID_FM_RECORD_UNDO, + SID_FM_REMOVE_FILTER_SORT, + SID_FM_SORTUP, + SID_FM_SORTDOWN, + SID_FM_ORDERCRIT, + SID_FM_AUTOFILTER, + SID_FM_FILTERCRIT, + SID_FM_FORM_FILTERED, + SID_FM_REFRESH, + SID_FM_REFRESH_FORM_CONTROL, + SID_FM_SEARCH, + SID_FM_FILTER_START, + SID_FM_VIEW_AS_GRID + }; + sal_Int32 nFeatureCount = SAL_N_ELEMENTS( pSupportedFeatures ); + aSupportedFeatures.resize( nFeatureCount ); + ::std::copy( pSupportedFeatures, pSupportedFeatures + nFeatureCount, aSupportedFeatures.begin() ); + + m_pInvalidationCallback->invalidateFeatures( aSupportedFeatures ); + } + + + void SAL_CALL FormControllerHelper::errorOccured( const SQLErrorEvent& Event ) + { + OSL_ENSURE( !m_aOperationError.hasValue(), "FormControllerHelper::errorOccurred: two errors during one operation?" ); + m_aOperationError = Event.Reason; + } + + + void SAL_CALL FormControllerHelper::disposing( const EventObject& /*_Source*/ ) + { + // not interested in + } + + + bool FormControllerHelper::isInsertionRow() const + { + bool bIs = false; + if ( m_xFormOperations.is() ) + bIs = m_xFormOperations->isInsertionRow(); + return bIs; + } + + + bool FormControllerHelper::isModifiedRow() const + { + bool bIs = false; + if ( m_xFormOperations.is() ) + bIs = m_xFormOperations->isModifiedRow(); + return bIs; + } + + bool FormControllerHelper::canDoFormFilter() const + { + if ( !m_xFormOperations.is() ) + return false; + + bool bCanDo = false; + try + { + Reference< XPropertySet > xCursorProperties( m_xFormOperations->getCursor(), UNO_QUERY_THROW ); + + bool bEscapeProcessing( false ); + OSL_VERIFY( xCursorProperties->getPropertyValue( FM_PROP_ESCAPE_PROCESSING ) >>= bEscapeProcessing ); + + OUString sActiveCommand; + OSL_VERIFY( xCursorProperties->getPropertyValue( FM_PROP_ACTIVECOMMAND ) >>= sActiveCommand ); + + bool bInsertOnlyForm( false ); + OSL_VERIFY( xCursorProperties->getPropertyValue( FM_PROP_INSERTONLY ) >>= bInsertOnlyForm ); + + bCanDo = bEscapeProcessing && !sActiveCommand.isEmpty() && !bInsertOnlyForm; + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("svx"); + } + return bCanDo; + } + + +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |