SSL formgeometryhandler.cxx Sprache: C

/* -*- 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/config.h>

#include "propertyhandler.hxx"
#include "formmetadata.hxx"
#include "formstrings.hxx"
#include "handlerhelper.hxx"
#include "cellbindinghelper.hxx"

#include <com/sun/star/inspection/XObjectInspectorUI.hpp>
#include <com/sun/star/awt/XControlModel.hpp>
#include <com/sun/star/drawing/XControlShape.hpp>
#include <com/sun/star/container/XMap.hpp>
#include <com/sun/star/inspection/XNumericControl.hpp>
#include <com/sun/star/util/MeasureUnit.hpp>
#include <com/sun/star/text/TextContentAnchorType.hpp>
#include <com/sun/star/lang/NullPointerException.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/sheet/XSpreadsheet.hpp>
#include <com/sun/star/table/XColumnRowRange.hpp>
#include <com/sun/star/container/XChild.hpp>
#include <com/sun/star/form/XGridColumnFactory.hpp>

#include <cppuhelper/implbase.hxx>
#include <cppuhelper/interfacecontainer.hxx>
#include <comphelper/interfacecontainer2.hxx>
#include <comphelper/componentbase.hxx>
#include <rtl/ref.hxx>
#include <utility>
#include <comphelper/diagnose_ex.hxx>

namespace pcr
{

    using ::com::sun::star::uno::Reference;
    using ::com::sun::star::uno::XInterface;
    using ::com::sun::star::uno::UNO_QUERY;
    using ::com::sun::star::uno::UNO_QUERY_THROW;
    using ::com::sun::star::uno::UNO_SET_THROW;
    using ::com::sun::star::uno::Exception;
    using ::com::sun::star::uno::RuntimeException;
    using ::com::sun::star::uno::Any;
    using ::com::sun::star::uno::Sequence;
    using ::com::sun::star::uno::XComponentContext;
    using ::com::sun::star::beans::Property;
    using ::com::sun::star::awt::XControlModel;
    using ::com::sun::star::drawing::XControlShape;
    using ::com::sun::star::container::XMap;
    using ::com::sun::star::inspection::LineDescriptor;
    using ::com::sun::star::inspection::XPropertyControlFactory;
    using ::com::sun::star::lang::NullPointerException;
    using ::com::sun::star::beans::Optional;
    using ::com::sun::star::inspection::XNumericControl;
    using ::com::sun::star::drawing::XShape;
    using ::com::sun::star::beans::PropertyChangeEvent;
    using ::com::sun::star::lang::EventObject;
    using ::com::sun::star::beans::XPropertySet;
    using ::com::sun::star::beans::XPropertyChangeListener;
    using ::com::sun::star::text::TextContentAnchorType;
    using ::com::sun::star::text::TextContentAnchorType_AT_PARAGRAPH;
    using ::com::sun::star::text::TextContentAnchorType_AS_CHARACTER;
    using ::com::sun::star::beans::XPropertySetInfo;
    using ::com::sun::star::inspection::XObjectInspectorUI;
    using ::com::sun::star::lang::XServiceInfo;
    using ::com::sun::star::sheet::XSpreadsheet;
    using ::com::sun::star::table::XColumnRowRange;
    using ::com::sun::star::table::XTableColumns;
    using ::com::sun::star::table::XTableRows;
    using ::com::sun::star::container::XIndexAccess;
    using ::com::sun::star::container::XChild;
    using ::com::sun::star::form::XGridColumnFactory;

    namespace MeasureUnit = css::util::MeasureUnit;

    #define ANCHOR_TO_SHEET 0
    #define ANCHOR_TO_CELL  1

    //= BroadcastHelperBase

    namespace {

    class BroadcastHelperBase
    {
    protected:
        explicit BroadcastHelperBase( ::osl::Mutex& _rMutex )
            :maBHelper( _rMutex )
        {
        }

    protected:
        ::cppu::OBroadcastHelper& getBroadcastHelper() { return maBHelper; }

    private:
        ::cppu::OBroadcastHelper    maBHelper;
    };

    }

    //= ShapeGeometryChangeNotifier - declaration

    /** helper class to work around the ...unfortunate implementation of property change broadcasts
        in the XShape implementation, which broadcasts way too generous and unspecified
    */
    typedef ::comphelper::ComponentBase ShapeGeometryChangeNotifier_CBase;
    typedef ::cppu::WeakImplHelper <   css::beans::XPropertyChangeListener
                                    >   ShapeGeometryChangeNotifier_IBase;

    namespace {

    class ShapeGeometryChangeNotifier   :public BroadcastHelperBase
                                        ,public ShapeGeometryChangeNotifier_CBase
                                        ,public ShapeGeometryChangeNotifier_IBase
    {
    public:
        ShapeGeometryChangeNotifier( ::cppu::OWeakObject& _rParent, ::osl::Mutex& _rParentMutex, const Reference< XShape >& _shape )
            :BroadcastHelperBase( _rParentMutex )
            ,ShapeGeometryChangeNotifier_CBase( BroadcastHelperBase::getBroadcastHelper(), ::comphelper::ComponentBase::NoInitializationNeeded() )
            ,m_rParent( _rParent )
            ,m_aPropertyChangeListeners( _rParentMutex )
            ,m_xShape( _shape )
        {
            ENSURE_OR_THROW( m_xShape.is(), "illegal shape!" );
            impl_init_nothrow();
        }

        // property change broadcasting
        void addPropertyChangeListener( const Reference< XPropertyChangeListener >& _listener )
        {
            m_aPropertyChangeListeners.addInterface( _listener );
        }
        void removePropertyChangeListener( const Reference< XPropertyChangeListener >& _listener )
        {
            m_aPropertyChangeListeners.removeInterface( _listener );
        }

        // XComponent equivalent
        void dispose()
        {
            ::osl::MutexGuard aGuard( getMutex() );
            impl_dispose_nothrow();
        }

        // XInterface
        virtual void SAL_CALL acquire(  ) noexcept override
        {
            m_rParent.acquire();
        }

        virtual void SAL_CALL release(  ) noexcept override
        {
            m_rParent.release();
        }

        // XPropertyChangeListener
        virtual void SAL_CALL propertyChange( const PropertyChangeEvent& _event ) override;

        // XEventListener
        virtual void SAL_CALL disposing( const EventObject& _event ) override;

    protected:
        virtual ~ShapeGeometryChangeNotifier() override
        {
            if ( !getBroadcastHelper().bDisposed )
            {
                acquire();
                dispose();
            }
        }

    protected:
        ::cppu::OBroadcastHelper& getBroadcastHelper() { return BroadcastHelperBase::getBroadcastHelper(); }

    private:
        void    impl_init_nothrow();
        void    impl_dispose_nothrow();

    private:
        ::cppu::OWeakObject&                m_rParent;
        ::comphelper::OInterfaceContainerHelper2   m_aPropertyChangeListeners;
        Reference< XShape >                 m_xShape;
    };

    }

    //= FormGeometryHandler - declaration

    namespace {

    class FormGeometryHandler;

    }

    /** a property handler for any virtual string properties
    */

    namespace {

    class FormGeometryHandler : public PropertyHandlerComponent
    {
    public:
        explicit FormGeometryHandler(
            const Reference< XComponentContext >& _rxContext
        );

    protected:
        virtual ~FormGeometryHandler() override;

    protected:
        // XServiceInfo
        virtual OUString SAL_CALL getImplementationName() override;
        virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames () override;

        // XPropertyHandler overriables
        virtual Any                         SAL_CALL getPropertyValue( const OUString& _rPropertyName ) override;
        virtual void                        SAL_CALL setPropertyValue( const OUString& _rPropertyName, const Any& _rValue ) override;
        virtual LineDescriptor              SAL_CALL describePropertyLine( const OUString& _rPropertyName, const css::uno::Reference< css::inspection::XPropertyControlFactory >& _rxControlFactory ) override;
        virtual void                        SAL_CALL addPropertyChangeListener( const css::uno::Reference< css::beans::XPropertyChangeListener >& _rxListener ) override;
        virtual void                        SAL_CALL removePropertyChangeListener( const css::uno::Reference< css::beans::XPropertyChangeListener >& _rxListener ) override;
        virtual Sequence< OUString >        SAL_CALL getActuatingProperties( ) override;
        virtual void                        SAL_CALL actuatingPropertyChanged( const OUString& _rActuatingPropertyName, const Any& _rNewValue, const Any& _rOldValue, const Reference< XObjectInspectorUI >& _rxInspectorUI, sal_Bool _bFirstTimeInit ) override;

        // OComponentHandler overridables
        virtual void SAL_CALL disposing() override;

        // PropertyHandler overridables
        virtual Sequence< Property >        doDescribeSupportedProperties() const override;

    protected:
        virtual void onNewComponent() override;

    private:
        bool    impl_haveTextAnchorType_nothrow() const;
        bool    impl_haveSheetAnchorType_nothrow() const;
        void    impl_setSheetAnchorType_nothrow( const sal_Int32 _nAnchorType ) const;

    private:
        Reference< XControlShape >                      m_xAssociatedShape;
        Reference< XPropertySet >                       m_xShapeProperties;
        ::rtl::Reference< ShapeGeometryChangeNotifier > m_xChangeNotifier;
    };

    }

    //= FormGeometryHandler - implementation

    FormGeometryHandler::FormGeometryHandler( const Reference< XComponentContext >& _rxContext )
        :PropertyHandlerComponent( _rxContext )
    {
    }

    FormGeometryHandler::~FormGeometryHandler( )
    {
        if ( !rBHelper.bDisposed )
        {
            acquire();
            dispose();
        }

    }

    void FormGeometryHandler::onNewComponent()
    {
        if ( m_xChangeNotifier.is() )
        {
            m_xChangeNotifier->dispose();
            m_xChangeNotifier.clear();
        }
        m_xAssociatedShape.clear();
        m_xShapeProperties.clear();

        PropertyHandlerComponent::onNewComponent();

        try
        {
            Reference< XControlModel > xControlModel( m_xComponent, UNO_QUERY );
            if ( xControlModel.is() )
            {
                // do not ask the map for shapes for grid control columns...
                Reference< XChild > xCompChild( m_xComponent, UNO_QUERY_THROW );
                Reference< XGridColumnFactory > xCheckGrid( xCompChild->getParent(), UNO_QUERY );
                if ( !xCheckGrid.is() )
                {
                    Reference< XMap > xControlMap;
                    Any any = m_xContext->getValueByName( u"ControlShapeAccess"_ustr );
                    any >>= xControlMap;
                    m_xAssociatedShape.set( xControlMap->get( Any( xControlModel ) ), UNO_QUERY_THROW );
                    m_xShapeProperties.set( m_xAssociatedShape, UNO_QUERY_THROW );
                }
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }

        if ( m_xAssociatedShape.is() )
            m_xChangeNotifier = new ShapeGeometryChangeNotifier( *this, m_aMutex, m_xAssociatedShape );
    }

    OUString FormGeometryHandler::getImplementationName(  )
    {
        return u"com.sun.star.comp.extensions.FormGeometryHandler"_ustr;
    }

    Sequence< OUString > FormGeometryHandler::getSupportedServiceNames(  )
    {
        return { u"com.sun.star.form.inspection.FormGeometryHandler"_ustr };
    }

    Any SAL_CALL FormGeometryHandler::getPropertyValue( const OUString& _rPropertyName )
    {
        ::osl::MutexGuard aGuard( m_aMutex );
        PropertyId nPropId( impl_getPropertyId_throwUnknownProperty( _rPropertyName ) );

        ENSURE_OR_THROW2( m_xAssociatedShape.is(), "internal error: properties, but no shape!", *this );
        ENSURE_OR_THROW2( m_xShapeProperties.is(), "internal error: no shape properties!", *this );

        Any aReturn;
        try
        {
            switch ( nPropId )
            {
            case PROPERTY_ID_POSITIONX:
                aReturn <<= m_xAssociatedShape->getPosition().X;
                break;
            case PROPERTY_ID_POSITIONY:
                aReturn <<= m_xAssociatedShape->getPosition().Y;
                break;
            case PROPERTY_ID_WIDTH:
                aReturn <<= m_xAssociatedShape->getSize().Width;
                break;
            case PROPERTY_ID_HEIGHT:
                aReturn <<= m_xAssociatedShape->getSize().Height;
                break;
            case PROPERTY_ID_TEXT_ANCHOR_TYPE:
                aReturn = m_xShapeProperties->getPropertyValue( PROPERTY_ANCHOR_TYPE );
                OSL_ENSURE( aReturn.hasValue(), "FormGeometryHandler::getPropertyValue: illegal anchor type!" );
                break;
            case PROPERTY_ID_SHEET_ANCHOR_TYPE:
            {
                Reference< XSpreadsheet > xAnchorSheet( m_xShapeProperties->getPropertyValue( PROPERTY_ANCHOR ), UNO_QUERY );
                aReturn <<= sal_Int32( xAnchorSheet.is() ? ANCHOR_TO_SHEET : ANCHOR_TO_CELL );
            }
            break;

            default:
                OSL_FAIL( "FormGeometryHandler::getPropertyValue: huh?" );
                break;
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
        return aReturn;
    }

    void SAL_CALL FormGeometryHandler::setPropertyValue( const OUString& _rPropertyName, const Any& _rValue )
    {
        ::osl::MutexGuard aGuard( m_aMutex );
        PropertyId nPropId( impl_getPropertyId_throwUnknownProperty( _rPropertyName ) );

        ENSURE_OR_THROW2( m_xAssociatedShape.is(), "internal error: properties, but no shape!", *this );
        ENSURE_OR_THROW2( m_xShapeProperties.is(), "internal error: properties, but no shape!", *this );

        try
        {
            switch ( nPropId )
            {
            case PROPERTY_ID_POSITIONX:
            case PROPERTY_ID_POSITIONY:
            {
                sal_Int32 nPosition(0);
                OSL_VERIFY( _rValue >>= nPosition );

                css::awt::Point aPos( m_xAssociatedShape->getPosition() );
                if ( nPropId == PROPERTY_ID_POSITIONX )
                    aPos.X = nPosition;
                else
                    aPos.Y = nPosition;
                m_xAssociatedShape->setPosition( aPos );
            }
            break;

            case PROPERTY_ID_WIDTH:
            case PROPERTY_ID_HEIGHT:
            {
                sal_Int32 nSize(0);
                OSL_VERIFY( _rValue >>= nSize );

                css::awt::Size aSize( m_xAssociatedShape->getSize() );
                if ( nPropId == PROPERTY_ID_WIDTH )
                    aSize.Width = nSize;
                else
                    aSize.Height = nSize;
                m_xAssociatedShape->setSize( aSize );
            }
            break;

            case PROPERTY_ID_TEXT_ANCHOR_TYPE:
                m_xShapeProperties->setPropertyValue( PROPERTY_ANCHOR_TYPE, _rValue );
                break;

            case PROPERTY_ID_SHEET_ANCHOR_TYPE:
            {
                sal_Int32 nSheetAnchorType = 0;
                OSL_VERIFY( _rValue >>= nSheetAnchorType );
                impl_setSheetAnchorType_nothrow( nSheetAnchorType );
            }
            break;

            default:
                OSL_FAIL( "FormGeometryHandler::getPropertyValue: huh?" );
                break;
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
    }

    LineDescriptor SAL_CALL FormGeometryHandler::describePropertyLine( const OUString& _rPropertyName,
            const Reference< XPropertyControlFactory >& _rxControlFactory )
    {
        ::osl::MutexGuard aGuard( m_aMutex );
        PropertyId nPropId( impl_getPropertyId_throwUnknownProperty( _rPropertyName ) );

        LineDescriptor aLineDesc( PropertyHandler::describePropertyLine( _rPropertyName, _rxControlFactory ) );
        try
        {
            bool bIsSize = false;
            switch ( nPropId )
            {
            case PROPERTY_ID_WIDTH:
            case PROPERTY_ID_HEIGHT:
                bIsSize = true;
                [[fallthrough]];
            case PROPERTY_ID_POSITIONX:
            case PROPERTY_ID_POSITIONY:
            {
                Optional< double > aZero( true, 0 );
                Optional< double > aValueNotPresent( false, 0 );
                aLineDesc.Control = PropertyHandlerHelper::createNumericControl(
                    _rxControlFactory, 2, bIsSize ? aZero : aValueNotPresent, aValueNotPresent );

                Reference< XNumericControl > xNumericControl( aLineDesc.Control, UNO_QUERY_THROW );
                xNumericControl->setValueUnit( MeasureUnit::MM_100TH );
                xNumericControl->setDisplayUnit( impl_getDocumentMeasurementUnit_throw() );
            }
            break;

            case PROPERTY_ID_TEXT_ANCHOR_TYPE:
            case PROPERTY_ID_SHEET_ANCHOR_TYPE:
                // default handling from PropertyHandler is sufficient
                break;

            default:
                OSL_FAIL( "FormGeometryHandler::describePropertyLine: huh?" );
                break;
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
        return aLineDesc;
    }

    void SAL_CALL FormGeometryHandler::addPropertyChangeListener( const Reference< XPropertyChangeListener >& _listener )
    {
        ::osl::MutexGuard aGuard( m_aMutex );
        OSL_PRECOND( m_xChangeNotifier.is(), "FormGeometryHandler::addPropertyChangeListener: no notified, implies no shape!?" );
        if ( m_xChangeNotifier.is() )
            m_xChangeNotifier->addPropertyChangeListener( _listener );
    }

    void SAL_CALL FormGeometryHandler::removePropertyChangeListener( const Reference< XPropertyChangeListener >& _listener )
    {
        ::osl::MutexGuard aGuard( m_aMutex );
        OSL_PRECOND( m_xChangeNotifier.is(), "FormGeometryHandler::removePropertyChangeListener: no notified, implies no shape!?" );
        if ( m_xChangeNotifier.is() )
            m_xChangeNotifier->removePropertyChangeListener( _listener );
    }

    Sequence< OUString > SAL_CALL FormGeometryHandler::getActuatingProperties( )
    {
        Sequence< OUString > aInterestedIn { PROPERTY_TEXT_ANCHOR_TYPE };
        return aInterestedIn;
    }

    void SAL_CALL FormGeometryHandler::actuatingPropertyChanged( const OUString& _rActuatingPropertyName, const Any& _rNewValue, const Any& /*_rOldValue*/, const Reference< XObjectInspectorUI >& _rxInspectorUI, sal_Bool /*_bFirstTimeInit*/ )
    {
        if ( !_rxInspectorUI.is() )
            throw NullPointerException();

        ::osl::MutexGuard aGuard( m_aMutex );
        PropertyId nActuatingPropId( impl_getPropertyId_nothrow( _rActuatingPropertyName ) );

        switch ( nActuatingPropId )
        {
        case PROPERTY_ID_TEXT_ANCHOR_TYPE:
        {
            TextContentAnchorType eAnchorType( TextContentAnchorType_AT_PARAGRAPH );
            OSL_VERIFY( _rNewValue >>= eAnchorType );
            _rxInspectorUI->enablePropertyUI( PROPERTY_POSITIONX, eAnchorType != TextContentAnchorType_AS_CHARACTER );
        }
        break;
        case -1:
            throw RuntimeException();
        break;
        default:
            OSL_FAIL( "FormGeometryHandler::actuatingPropertyChanged: not registered for this property!" );
            break;
        }
    }

    Sequence< Property > FormGeometryHandler::doDescribeSupportedProperties() const
    {
        if ( !m_xAssociatedShape.is() )
            return Sequence< Property >();

        std::vector< Property > aProperties;

        addInt32PropertyDescription( aProperties, PROPERTY_POSITIONX );
        addInt32PropertyDescription( aProperties, PROPERTY_POSITIONY );
        addInt32PropertyDescription( aProperties, PROPERTY_WIDTH );
        addInt32PropertyDescription( aProperties, PROPERTY_HEIGHT );

        if ( impl_haveTextAnchorType_nothrow() )
            implAddPropertyDescription( aProperties, PROPERTY_TEXT_ANCHOR_TYPE, ::cppu::UnoType< TextContentAnchorType >::get() );

        if ( impl_haveSheetAnchorType_nothrow() )
            addInt32PropertyDescription( aProperties, PROPERTY_SHEET_ANCHOR_TYPE );

        return comphelper::containerToSequence(aProperties);
    }

    void SAL_CALL FormGeometryHandler::disposing()
    {
        PropertyHandlerComponent::disposing();

        if ( m_xChangeNotifier.is() )
        {
            m_xChangeNotifier->dispose();
            m_xChangeNotifier.clear();
        }
    }

    bool FormGeometryHandler::impl_haveTextAnchorType_nothrow() const
    {
        ENSURE_OR_THROW( m_xShapeProperties.is(), "not to be called without shape properties" );
        try
        {
            Reference< XPropertySetInfo > xPSI( m_xShapeProperties->getPropertySetInfo(), UNO_SET_THROW );
            if ( xPSI->hasPropertyByName( PROPERTY_ANCHOR_TYPE ) )
                return true;
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
        return false;
    }

    bool FormGeometryHandler::impl_haveSheetAnchorType_nothrow() const
    {
        ENSURE_OR_THROW( m_xShapeProperties.is(), "not to be called without shape properties" );
        try
        {
            Reference< XPropertySetInfo > xPSI( m_xShapeProperties->getPropertySetInfo(), UNO_SET_THROW );
            if ( !xPSI->hasPropertyByName( PROPERTY_ANCHOR ) )
                return false;
            Reference< XServiceInfo > xSI( m_xAssociatedShape, UNO_QUERY_THROW );
            if ( xSI->supportsService(u"com.sun.star.sheet.Shape"_ustr) )
                return true;
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
        return false;
    }

    namespace
    {
        sal_Int32 lcl_getLowerBoundRowOrColumn( const Reference< XIndexAccess >& _rxRowsOrColumns, const bool _bRows,
            const css::awt::Point& _rRelativePosition )
        {
            sal_Int32 nAccumulated = 0;

            const sal_Int32& rRelativePos = _bRows ? _rRelativePosition.Y : _rRelativePosition.X;

            sal_Int32 nElements = _rxRowsOrColumns->getCount();
            sal_Int32 currentPos = 0;
            for ( currentPos=0; currentPos<nElements; ++currentPos )
            {
                Reference< XPropertySet > xRowOrColumn( _rxRowsOrColumns->getByIndex( currentPos ), UNO_QUERY_THROW );

                bool bIsVisible = true;
                OSL_VERIFY( xRowOrColumn->getPropertyValue( PROPERTY_IS_VISIBLE ) >>= bIsVisible );
                if ( !bIsVisible )
                    continue;

                sal_Int32 nHeightOrWidth( 0 );
                OSL_VERIFY( xRowOrColumn->getPropertyValue( _bRows ? PROPERTY_HEIGHT : PROPERTY_WIDTH ) >>= nHeightOrWidth );

                if ( nAccumulated + nHeightOrWidth > rRelativePos )
                    break;

                nAccumulated += nHeightOrWidth;
            }

            return currentPos;
        }
    }

    void FormGeometryHandler::impl_setSheetAnchorType_nothrow( const sal_Int32 _nAnchorType ) const
    {
        ENSURE_OR_THROW( m_xShapeProperties.is(), "illegal to be called without shape properties." );
        try
        {
            CellBindingHelper aHelper( m_xComponent, impl_getContextDocument_nothrow() );
            // find the sheet which the control belongs to
            Reference< XSpreadsheet > xSheet;
            aHelper.getControlSheetIndex( xSheet );

            switch ( _nAnchorType )
            {
            case ANCHOR_TO_SHEET:
                OSL_ENSURE( xSheet.is(),
                    "FormGeometryHandler::impl_setSheetAnchorType_nothrow: sheet not found!" );
                if ( xSheet.is() )
                {
                    css::awt::Point aPreservePosition( m_xAssociatedShape->getPosition() );
                    m_xShapeProperties->setPropertyValue( PROPERTY_ANCHOR, Any( xSheet ) );
                    m_xAssociatedShape->setPosition( aPreservePosition );
                }
                break;

            case ANCHOR_TO_CELL:
            {
                Reference< XColumnRowRange > xColsRows( xSheet, UNO_QUERY_THROW );

                // get the current anchor
                Reference< XSpreadsheet > xCurrentAnchor;
                OSL_VERIFY( m_xShapeProperties->getPropertyValue( PROPERTY_ANCHOR ) >>= xCurrentAnchor );
                OSL_ENSURE( xCurrentAnchor.is(), "FormGeometryHandler::impl_setSheetAnchorType_nothrow: only to be called when currently anchored to a sheet!" );

                // get the current position
                css::awt::Point aRelativePosition( m_xAssociatedShape->getPosition() );

                Reference< XTableColumns > xCols( xColsRows->getColumns(), UNO_SET_THROW );
                sal_Int32 nNewAnchorCol = lcl_getLowerBoundRowOrColumn( xCols, false, aRelativePosition );

                Reference< XTableRows > xRows( xColsRows->getRows(), UNO_SET_THROW );
                sal_Int32 nNewAnchorRow = lcl_getLowerBoundRowOrColumn( xRows, true, aRelativePosition );

                Any aNewAnchorCell( xSheet->getCellByPosition( nNewAnchorCol, nNewAnchorRow ) );
                m_xShapeProperties->setPropertyValue( PROPERTY_ANCHOR, aNewAnchorCell );
            }
            break;

            default:
                OSL_FAIL( "FormGeometryHandler::impl_setSheetAnchorType_nothrow: illegal anchor type!" );
                break;
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
    }

    //= ShapeGeometryChangeNotifier - implementation

    namespace
    {
        struct EventTranslation
        {
            OUString sPropertyName;
            Any             aNewPropertyValue;

            EventTranslation( OUString _propertyName, Any _newPropertyValue )
                :sPropertyName(std::move( _propertyName ))
                ,aNewPropertyValue(std::move( _newPropertyValue ))
            {
            }
        };
    }

    void SAL_CALL ShapeGeometryChangeNotifier::propertyChange( const PropertyChangeEvent& _event )
    {
        ::comphelper::ComponentMethodGuard aGuard( *this );

        std::vector< EventTranslation > aEventTranslations;
        aEventTranslations.reserve(2);

        if ( _event.PropertyName == "Position" )
        {
            css::awt::Point aPos = m_xShape->getPosition();
            aEventTranslations.emplace_back(PROPERTY_POSITIONX, Any( aPos.X ));
            aEventTranslations.emplace_back(PROPERTY_POSITIONY, Any( aPos.Y ));
        }
        else if ( _event.PropertyName == "Size" )
        {
            css::awt::Size aSize = m_xShape->getSize();
            aEventTranslations.emplace_back(PROPERTY_WIDTH, Any( aSize.Width ));
            aEventTranslations.emplace_back(PROPERTY_HEIGHT, Any( aSize.Height ));
        }
        else if ( _event.PropertyName == PROPERTY_ANCHOR_TYPE )
        {
            aEventTranslations.emplace_back(PROPERTY_TEXT_ANCHOR_TYPE, _event.NewValue);
        }
        else if ( _event.PropertyName == PROPERTY_ANCHOR )
        {
            aEventTranslations.emplace_back(PROPERTY_SHEET_ANCHOR_TYPE, _event.NewValue);
        }

        PropertyChangeEvent aTranslatedEvent( _event );
        aTranslatedEvent.Source = m_rParent;

        aGuard.clear();
        for (auto const& eventTranslation : aEventTranslations)
        {
            aTranslatedEvent.PropertyName = eventTranslation.sPropertyName;
            aTranslatedEvent.NewValue = eventTranslation.aNewPropertyValue;
            m_aPropertyChangeListeners.notifyEach( &XPropertyChangeListener::propertyChange, aTranslatedEvent );
        }
    }

    void SAL_CALL ShapeGeometryChangeNotifier::disposing( const EventObject& /*_event*/ )
    {
        ::comphelper::ComponentMethodGuard aGuard( *this );
        impl_dispose_nothrow();
    }

    void ShapeGeometryChangeNotifier::impl_init_nothrow()
    {
        osl_atomic_increment( &m_refCount );
        try
        {
            Reference< XPropertySet > xShapeProperties( m_xShape, UNO_QUERY_THROW );
            xShapeProperties->addPropertyChangeListener( OUString(), this );
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
        osl_atomic_decrement( &m_refCount );
    }

    void ShapeGeometryChangeNotifier::impl_dispose_nothrow()
    {
        try
        {
            Reference< XPropertySet > xShapeProperties( m_xShape, UNO_QUERY_THROW );
            xShapeProperties->removePropertyChangeListener( OUString(), this );
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }

        getBroadcastHelper().bDisposed = true;
    }

} // namespace pcr

extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
extensions_propctrlr_FormGeometryHandler_get_implementation(
    css::uno::XComponentContext* context , css::uno::Sequence<css::uno::Any> const&)
{
    return cppu::acquire(new pcr::FormGeometryHandler(context));
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

quality100%

¤ Dauer der Verarbeitung: 0.14 Sekunden ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.