Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 540 insertions, 0 deletions

diff --git a/extensions/source/propctrlr/cellbindinghelper.cxx b/extensions/source/propctrlr/cellbindinghelper.cxx
new file mode 100644
index 000000000..3c66fc8c9
--- /dev/null
+++ b/extensions/source/propctrlr/cellbindinghelper.cxx
@@ -0,0 +1,540 @@
+/* -*- 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()( std::u16string_view _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,
+                    Any( _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, Any( 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,
+                    Any( _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,
+            Any( _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,
+            Any( 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() )
+                {
+                    Sequence aArgs{ Any(NamedValue(_rArgumentName, _rArgumentValue)) };
+                    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, Any( 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, Any( 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?" );
+
+            if ( xDocumentFactory.is() )
+            {
+                const Sequence<OUString> 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, SERVICE_SHEET_CELL_BINDING );
+    }
+
+
+    bool CellBindingHelper::isCellIntegerBinding( const Reference< XValueBinding >& _rxBinding )
+    {
+        return doesComponentSupport( _rxBinding, SERVICE_SHEET_CELL_INT_BINDING );
+    }
+
+
+    bool CellBindingHelper::isCellRangeListSource( const Reference< XListEntrySource >& _rxSource )
+    {
+        return doesComponentSupport( _rxSource, 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: */