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Diffstat (limited to '')
| -rw-r--r-- | extensions/source/propctrlr/cellbindinghelper.cxx | 545 |
1 files changed, 545 insertions, 0 deletions
diff --git a/extensions/source/propctrlr/cellbindinghelper.cxx b/extensions/source/propctrlr/cellbindinghelper.cxx new file mode 100644 index 000000000..5207a9621 --- /dev/null +++ b/extensions/source/propctrlr/cellbindinghelper.cxx @@ -0,0 +1,545 @@ +/* -*- 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 "cellbindinghelper.hxx" +#include <com/sun/star/form/binding/XBindableValue.hpp> +#include <com/sun/star/form/binding/XListEntrySink.hpp> +#include <com/sun/star/form/FormComponentType.hpp> +#include <com/sun/star/form/XGridColumnFactory.hpp> +#include <com/sun/star/container/XChild.hpp> +#include <com/sun/star/drawing/XDrawPageSupplier.hpp> +#include <com/sun/star/form/XFormsSupplier.hpp> +#include <com/sun/star/form/XForm.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/lang/XMultiServiceFactory.hpp> +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/sheet/XSpreadsheet.hpp> +#include <unotools/transliterationwrapper.hxx> +#include <osl/diagnose.h> +#include <tools/diagnose_ex.h> +#include "formstrings.hxx" + +#include <algorithm> + + +namespace pcr +{ + + + using namespace ::com::sun::star::uno; + using namespace ::com::sun::star::beans; + using namespace ::com::sun::star::frame; + using namespace ::com::sun::star::sheet; + using namespace ::com::sun::star::container; + using namespace ::com::sun::star::drawing; + using namespace ::com::sun::star::table; + using namespace ::com::sun::star::form; + using namespace ::com::sun::star::lang; + using namespace ::com::sun::star::i18n; + using namespace ::com::sun::star::form::binding; + + namespace + { + + struct StringCompare + { + private: + OUString m_sReference; + + public: + explicit StringCompare( const OUString& _rReference ) : m_sReference( _rReference ) { } + + bool operator()( const OUString& _rCompare ) + { + return ( _rCompare == m_sReference ); + } + }; + } + + + CellBindingHelper::CellBindingHelper( const Reference< XPropertySet >& _rxControlModel, const Reference< XModel >& _rxContextDocument ) + :m_xControlModel( _rxControlModel ) + { + OSL_ENSURE( m_xControlModel.is(), "CellBindingHelper::CellBindingHelper: invalid control model!" ); + + m_xDocument.set(_rxContextDocument, css::uno::UNO_QUERY); + OSL_ENSURE( m_xDocument.is(), "CellBindingHelper::CellBindingHelper: This is no spreadsheet document!" ); + + OSL_ENSURE( isSpreadsheetDocumentWhichSupplies( SERVICE_ADDRESS_CONVERSION ), + "CellBindingHelper::CellBindingHelper: the document cannot convert address representations!" ); + } + + + bool CellBindingHelper::isSpreadsheetDocument( const Reference< XModel >& _rxContextDocument ) + { + return Reference< XSpreadsheetDocument >::query( _rxContextDocument ).is(); + } + + + sal_Int16 CellBindingHelper::getControlSheetIndex( Reference< XSpreadsheet >& _out_rxSheet ) const + { + sal_Int16 nSheetIndex = -1; + // every sheet has a draw page, and every draw page has a forms collection. + // Our control, OTOH, belongs to a forms collection. Match these... + try + { + // for determining the draw page, we need the forms collection which + // the object belongs to. This is the first object up the hierarchy which is + // *no* XForm (and, well, no XGridColumnFactory) + Reference< XChild > xCheck( m_xControlModel, UNO_QUERY ); + Reference< XForm > xParentAsForm; if ( xCheck.is() ) xParentAsForm.set(xCheck->getParent(), css::uno::UNO_QUERY); + Reference< XGridColumnFactory > xParentAsGrid; if ( xCheck.is() ) xParentAsGrid.set(xCheck->getParent(), css::uno::UNO_QUERY); + + while ( ( xParentAsForm.is() || xParentAsGrid.is() ) && xCheck.is() ) + { + xCheck.set(xCheck->getParent(), css::uno::UNO_QUERY); + xParentAsForm.set(xCheck.is() ? xCheck->getParent() : Reference< XForm >(), css::uno::UNO_QUERY); + xParentAsGrid.set(xCheck.is() ? xCheck->getParent() : Reference< XGridColumnFactory >(), css::uno::UNO_QUERY); + } + Reference< XInterface > xFormsCollection( xCheck.is() ? xCheck->getParent() : Reference< XInterface >() ); + + // now iterate through the sheets + Reference< XIndexAccess > xSheets( m_xDocument->getSheets(), UNO_QUERY ); + if ( xSheets.is() && xFormsCollection.is() ) + { + for ( sal_Int32 i = 0; i < xSheets->getCount(); ++i ) + { + Reference< XDrawPageSupplier > xSuppPage( xSheets->getByIndex( i ), UNO_QUERY_THROW ); + Reference< XFormsSupplier > xSuppForms( xSuppPage->getDrawPage(), UNO_QUERY_THROW ); + + if ( xSuppForms->getForms() == xFormsCollection ) + { // found it + nSheetIndex = static_cast<sal_Int16>(i); + _out_rxSheet.set( xSuppPage, UNO_QUERY_THROW ); + break; + } + } + } + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("extensions.propctrlr"); + } + + return nSheetIndex; + } + + + bool CellBindingHelper::convertStringAddress( const OUString& _rAddressDescription, CellAddress& /* [out] */ _rAddress ) const + { + Any aAddress; + return doConvertAddressRepresentations( + PROPERTY_UI_REPRESENTATION, + makeAny( _rAddressDescription ), + PROPERTY_ADDRESS, + aAddress, + false + ) + && ( aAddress >>= _rAddress ); + } + + + bool CellBindingHelper::doConvertAddressRepresentations( const OUString& _rInputProperty, const Any& _rInputValue, + const OUString& _rOutputProperty, Any& _rOutputValue, bool _bIsRange ) const + { + bool bSuccess = false; + + Reference< XPropertySet > xConverter( + createDocumentDependentInstance( + _bIsRange ? OUString(SERVICE_RANGEADDRESS_CONVERSION) : OUString(SERVICE_ADDRESS_CONVERSION), + OUString(), + Any() + ), + UNO_QUERY + ); + OSL_ENSURE( xConverter.is(), "CellBindingHelper::doConvertAddressRepresentations: could not get a converter service!" ); + if ( xConverter.is() ) + { + try + { + Reference< XSpreadsheet > xSheet; + xConverter->setPropertyValue( PROPERTY_REFERENCE_SHEET, makeAny( static_cast<sal_Int32>(getControlSheetIndex( xSheet )) ) ); + xConverter->setPropertyValue( _rInputProperty, _rInputValue ); + _rOutputValue = xConverter->getPropertyValue( _rOutputProperty ); + bSuccess = true; + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "CellBindingHelper::doConvertAddressRepresentations" ); + } + } + + return bSuccess; + } + + + bool CellBindingHelper::convertStringAddress( const OUString& _rAddressDescription, + CellRangeAddress& /* [out] */ _rAddress ) const + { + Any aAddress; + return doConvertAddressRepresentations( + PROPERTY_UI_REPRESENTATION, + makeAny( _rAddressDescription ), + PROPERTY_ADDRESS, + aAddress, + true + ) + && ( aAddress >>= _rAddress ); + } + + + Reference< XValueBinding > CellBindingHelper::createCellBindingFromAddress( const CellAddress& _rAddress, bool _bSupportIntegerExchange ) const + { + Reference< XValueBinding > xBinding( createDocumentDependentInstance( + _bSupportIntegerExchange ? OUString(SERVICE_SHEET_CELL_INT_BINDING) : OUString(SERVICE_SHEET_CELL_BINDING), + PROPERTY_BOUND_CELL, + makeAny( _rAddress ) + ), UNO_QUERY ); + + return xBinding; + } + + + Reference< XValueBinding > CellBindingHelper::createCellBindingFromStringAddress( const OUString& _rAddress, bool _bSupportIntegerExchange ) const + { + Reference< XValueBinding > xBinding; + if ( !m_xDocument.is() ) + // very bad ... + return xBinding; + + // get the UNO representation of the address + CellAddress aAddress; + if ( _rAddress.isEmpty() || !convertStringAddress( _rAddress, aAddress ) ) + return xBinding; + + return createCellBindingFromAddress( aAddress, _bSupportIntegerExchange ); + } + + + Reference< XListEntrySource > CellBindingHelper::createCellListSourceFromStringAddress( const OUString& _rAddress ) const + { + Reference< XListEntrySource > xSource; + + CellRangeAddress aRangeAddress; + if ( _rAddress.isEmpty() || !convertStringAddress( _rAddress, aRangeAddress ) ) + return xSource; + + // create a range object for this address + xSource.set(createDocumentDependentInstance( + SERVICE_SHEET_CELLRANGE_LISTSOURCE, + PROPERTY_LIST_CELL_RANGE, + makeAny( aRangeAddress ) + ), css::uno::UNO_QUERY); + + return xSource; + } + + + Reference< XInterface > CellBindingHelper::createDocumentDependentInstance( const OUString& _rService, const OUString& _rArgumentName, + const Any& _rArgumentValue ) const + { + Reference< XInterface > xReturn; + + Reference< XMultiServiceFactory > xDocumentFactory( m_xDocument, UNO_QUERY ); + OSL_ENSURE( xDocumentFactory.is(), "CellBindingHelper::createDocumentDependentInstance: no document service factory!" ); + if ( xDocumentFactory.is() ) + { + try + { + if ( !_rArgumentName.isEmpty() ) + { + NamedValue aArg; + aArg.Name = _rArgumentName; + aArg.Value = _rArgumentValue; + + Sequence< Any > aArgs( 1 ); + aArgs[ 0 ] <<= aArg; + + xReturn = xDocumentFactory->createInstanceWithArguments( _rService, aArgs ); + } + else + { + xReturn = xDocumentFactory->createInstance( _rService ); + } + } + catch ( const Exception& ) + { + OSL_FAIL( "CellBindingHelper::createDocumentDependentInstance: could not create the binding at the document!" ); + } + } + return xReturn; + } + + + bool CellBindingHelper::getAddressFromCellBinding( + const Reference< XValueBinding >& _rxBinding, CellAddress& _rAddress ) const + { + OSL_PRECOND( !_rxBinding.is() || isCellBinding( _rxBinding ), "CellBindingHelper::getAddressFromCellBinding: this is no cell binding!" ); + + bool bReturn = false; + if ( !m_xDocument.is() ) + // very bad ... + return bReturn; + + try + { + Reference< XPropertySet > xBindingProps( _rxBinding, UNO_QUERY ); + OSL_ENSURE( xBindingProps.is() || !_rxBinding.is(), "CellBindingHelper::getAddressFromCellBinding: no property set for the binding!" ); + if ( xBindingProps.is() ) + { + bReturn = ( xBindingProps->getPropertyValue( PROPERTY_BOUND_CELL ) >>= _rAddress ); + } + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "CellBindingHelper::getAddressFromCellBinding" ); + } + + return bReturn; + } + + + OUString CellBindingHelper::getStringAddressFromCellBinding( const Reference< XValueBinding >& _rxBinding ) const + { + CellAddress aAddress; + OUString sAddress; + if ( getAddressFromCellBinding( _rxBinding, aAddress ) ) + { + Any aStringAddress; + doConvertAddressRepresentations( PROPERTY_ADDRESS, makeAny( aAddress ), + PROPERTY_UI_REPRESENTATION, aStringAddress, false ); + + aStringAddress >>= sAddress; + } + + return sAddress; + } + + + OUString CellBindingHelper::getStringAddressFromCellListSource( const Reference< XListEntrySource >& _rxSource ) const + { + OSL_PRECOND( !_rxSource.is() || isCellRangeListSource( _rxSource ), "CellBindingHelper::getStringAddressFromCellListSource: this is no cell list source!" ); + + OUString sAddress; + if ( !m_xDocument.is() ) + // very bad ... + return sAddress; + + try + { + Reference< XPropertySet > xSourceProps( _rxSource, UNO_QUERY ); + OSL_ENSURE( xSourceProps.is() || !_rxSource.is(), "CellBindingHelper::getStringAddressFromCellListSource: no property set for the list source!" ); + if ( xSourceProps.is() ) + { + CellRangeAddress aRangeAddress; + xSourceProps->getPropertyValue( PROPERTY_LIST_CELL_RANGE ) >>= aRangeAddress; + + Any aStringAddress; + doConvertAddressRepresentations( PROPERTY_ADDRESS, makeAny( aRangeAddress ), + PROPERTY_UI_REPRESENTATION, aStringAddress, true ); + aStringAddress >>= sAddress; + } + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "CellBindingHelper::getStringAddressFromCellListSource" ); + } + + return sAddress; + } + + + bool CellBindingHelper::isSpreadsheetDocumentWhichSupplies( const OUString& _rService ) const + { + bool bYesItIs = false; + + Reference< XServiceInfo > xSI( m_xDocument, UNO_QUERY ); + if ( xSI.is() && xSI->supportsService( SERVICE_SPREADSHEET_DOCUMENT ) ) + { + Reference< XMultiServiceFactory > xDocumentFactory( m_xDocument, UNO_QUERY ); + OSL_ENSURE( xDocumentFactory.is(), "CellBindingHelper::isSpreadsheetDocumentWhichSupplies: spreadsheet document, but no factory?" ); + + Sequence< OUString > aAvailableServices; + if ( xDocumentFactory.is() ) + aAvailableServices = xDocumentFactory->getAvailableServiceNames( ); + + bYesItIs = std::any_of( + aAvailableServices.begin(), + aAvailableServices.end(), + StringCompare( _rService ) + ); + } + + return bYesItIs; + } + + + bool CellBindingHelper::isListCellRangeAllowed( ) const + { + bool bAllow( false ); + + Reference< XListEntrySink > xSink( m_xControlModel, UNO_QUERY ); + if ( xSink.is() ) + { + bAllow = isSpreadsheetDocumentWhichSupplies( SERVICE_SHEET_CELLRANGE_LISTSOURCE ); + } + + return bAllow; + } + + + bool CellBindingHelper::isCellIntegerBindingAllowed( ) const + { + bool bAllow( true ); + + // first, we only offer this for controls which allow bindings in general + Reference< XBindableValue > xBindable( m_xControlModel, UNO_QUERY ); + if ( !xBindable.is() ) + bAllow = false; + + // then, we must live in a spreadsheet document which can provide the special + // service needed for exchanging integer values + if ( bAllow ) + bAllow = isSpreadsheetDocumentWhichSupplies( SERVICE_SHEET_CELL_INT_BINDING ); + + // then, we only offer this for list boxes + if ( bAllow ) + { + try + { + sal_Int16 nClassId = FormComponentType::CONTROL; + m_xControlModel->getPropertyValue( PROPERTY_CLASSID ) >>= nClassId; + if ( FormComponentType::LISTBOX != nClassId ) + bAllow = false; + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "CellBindingHelper::isCellIntegerBindingAllowed" ); + // are there really control models which survive isCellBindingAllowed, but don't have a ClassId + // property? + bAllow = false; + } + } + + return bAllow; + } + + + bool CellBindingHelper::isCellBindingAllowed( ) const + { + bool bAllow( false ); + + Reference< XBindableValue > xBindable( m_xControlModel, UNO_QUERY ); + if ( xBindable.is() ) + { + // the control can potentially be bound to an external value + // Does it live within a Calc document, and is able to supply CellBindings? + bAllow = isSpreadsheetDocumentWhichSupplies( SERVICE_SHEET_CELL_BINDING ); + } + + // disallow for some types + // TODO: shouldn't the XBindableValue supply a list of supported types, and we can distinguish + // using this list? The current behavior below is somewhat hackish... + if ( bAllow ) + { + try + { + sal_Int16 nClassId = FormComponentType::CONTROL; + m_xControlModel->getPropertyValue( PROPERTY_CLASSID ) >>= nClassId; + if ( ( FormComponentType::DATEFIELD == nClassId ) || ( FormComponentType::TIMEFIELD == nClassId ) ) + bAllow = false; + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "CellBindingHelper::isCellBindingAllowed" ); + bAllow = false; + } + } + return bAllow; + } + + + bool CellBindingHelper::isCellBinding( const Reference< XValueBinding >& _rxBinding ) + { + return doesComponentSupport( _rxBinding.get(), SERVICE_SHEET_CELL_BINDING ); + } + + + bool CellBindingHelper::isCellIntegerBinding( const Reference< XValueBinding >& _rxBinding ) + { + return doesComponentSupport( _rxBinding.get(), SERVICE_SHEET_CELL_INT_BINDING ); + } + + + bool CellBindingHelper::isCellRangeListSource( const Reference< XListEntrySource >& _rxSource ) + { + return doesComponentSupport( _rxSource.get(), SERVICE_SHEET_CELLRANGE_LISTSOURCE ); + } + + + bool CellBindingHelper::doesComponentSupport( const Reference< XInterface >& _rxComponent, const OUString& _rService ) + { + Reference< XServiceInfo > xSI( _rxComponent, UNO_QUERY ); + bool bDoes = xSI.is() && xSI->supportsService( _rService ); + return bDoes; + } + + + Reference< XValueBinding > CellBindingHelper::getCurrentBinding( ) const + { + Reference< XValueBinding > xBinding; + Reference< XBindableValue > xBindable( m_xControlModel, UNO_QUERY ); + if ( xBindable.is() ) + xBinding = xBindable->getValueBinding(); + return xBinding; + } + + + Reference< XListEntrySource > CellBindingHelper::getCurrentListSource( ) const + { + Reference< XListEntrySource > xSource; + Reference< XListEntrySink > xSink( m_xControlModel, UNO_QUERY ); + if ( xSink.is() ) + xSource = xSink->getListEntrySource(); + return xSource; + } + + + void CellBindingHelper::setBinding( const Reference< XValueBinding >& _rxBinding ) + { + Reference< XBindableValue > xBindable( m_xControlModel, UNO_QUERY ); + OSL_PRECOND( xBindable.is(), "CellBindingHelper::setBinding: the object is not bindable!" ); + if ( xBindable.is() ) + xBindable->setValueBinding( _rxBinding ); + } + + + void CellBindingHelper::setListSource( const Reference< XListEntrySource >& _rxSource ) + { + Reference< XListEntrySink > xSink( m_xControlModel, UNO_QUERY ); + OSL_PRECOND( xSink.is(), "CellBindingHelper::setListSource: the object is no list entry sink!" ); + if ( xSink.is() ) + xSink->setListEntrySource( _rxSource ); + } + + +} // namespace pcr + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |