7b99cdb2d7
so I don't read the "then" block as being a sequential statements Change-Id: Ib2004acd3518bd4ebd2246f02a26c2c0a8bbab4c Reviewed-on: https://gerrit.libreoffice.org/82069 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
355 lines
14 KiB
C++
355 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_VBAHELPER_VBACOLLECTIONIMPL_HXX
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#define INCLUDED_VBAHELPER_VBACOLLECTIONIMPL_HXX
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#include <exception>
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#include <vector>
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#include <com/sun/star/container/NoSuchElementException.hpp>
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#include <com/sun/star/container/XEnumeration.hpp>
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#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
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#include <com/sun/star/lang/WrappedTargetException.hpp>
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#include <com/sun/star/uno/Any.hxx>
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/uno/RuntimeException.hpp>
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#include <com/sun/star/uno/Sequence.hxx>
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#include <com/sun/star/uno/Type.hxx>
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#include <com/sun/star/uno/TypeClass.hpp>
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#include <cppu/unotype.hxx>
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#include <cppuhelper/implbase.hxx>
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#include <cppuhelper/weakref.hxx>
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#include <ooo/vba/XCollection.hpp>
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#include <com/sun/star/container/XIndexAccess.hpp>
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#include <com/sun/star/container/XNameAccess.hpp>
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#include <com/sun/star/container/XNamed.hpp>
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#include <rtl/ustring.hxx>
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#include <sal/types.h>
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#include <vbahelper/vbadllapi.h>
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#include <vbahelper/vbahelper.hxx>
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#include <vbahelper/vbahelperinterface.hxx>
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namespace com { namespace sun { namespace star {
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namespace container { class XEnumerationAccess; }
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namespace uno { class XComponentContext; }
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} } }
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namespace ooo { namespace vba {
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class XHelperInterface;
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} }
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typedef ::cppu::WeakImplHelper< css::container::XEnumeration > EnumerationHelper_BASE;
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/** A wrapper that holds a com.sun.star.container.XIndexAccess and provides a
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com.sun.star.container.XEnumeration.
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Can be used to provide an enumeration from an index container that contains
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completely constructed/initialized VBA implementation objects. CANNOT be
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used to provide an enumeration from an index container with other objects
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(e.g. UNO objects) where construction of the VBA objects is needed first.
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*/
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class VBAHELPER_DLLPUBLIC SimpleIndexAccessToEnumeration final : public EnumerationHelper_BASE
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{
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public:
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/// @throws css::uno::RuntimeException
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explicit SimpleIndexAccessToEnumeration(
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const css::uno::Reference< css::container::XIndexAccess >& rxIndexAccess ) :
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mxIndexAccess( rxIndexAccess ), mnIndex( 0 ) {}
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virtual sal_Bool SAL_CALL hasMoreElements() override
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{
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return mnIndex < mxIndexAccess->getCount();
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}
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virtual css::uno::Any SAL_CALL nextElement() override
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{
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if( !hasMoreElements() )
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throw css::container::NoSuchElementException();
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return mxIndexAccess->getByIndex( mnIndex++ );
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}
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private:
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css::uno::Reference< css::container::XIndexAccess > mxIndexAccess;
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sal_Int32 mnIndex;
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};
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/** A wrapper that holds a com.sun.star.container.XEnumeration or a
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com.sun.star.container.XIndexAccess and provides an enumeration of VBA objects.
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The method createCollectionObject() needs to be implemented by the derived
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class. This class can be used to convert an enumeration or an index container
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containing UNO objects to an enumeration providing the related VBA objects.
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*/
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class VBAHELPER_DLLPUBLIC SimpleEnumerationBase : public EnumerationHelper_BASE
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{
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public:
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/// @throws css::uno::RuntimeException
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explicit SimpleEnumerationBase(
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const css::uno::Reference< css::container::XIndexAccess >& rxIndexAccess ) :
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mxEnumeration( new SimpleIndexAccessToEnumeration( rxIndexAccess ) ) {}
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virtual sal_Bool SAL_CALL hasMoreElements() override
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{
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return mxEnumeration->hasMoreElements();
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}
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virtual css::uno::Any SAL_CALL nextElement() override
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{
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return createCollectionObject( mxEnumeration->nextElement() );
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}
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/** Derived classes implement creation of a VBA implementation object from
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the passed container element. */
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virtual css::uno::Any createCollectionObject( const css::uno::Any& rSource ) = 0;
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private:
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css::uno::Reference< css::container::XEnumeration > mxEnumeration;
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};
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// deprecated, use SimpleEnumerationBase instead!
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class VBAHELPER_DLLPUBLIC EnumerationHelperImpl : public EnumerationHelper_BASE
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{
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protected:
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css::uno::WeakReference< ov::XHelperInterface > m_xParent;
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css::uno::Reference< css::uno::XComponentContext > m_xContext;
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css::uno::Reference< css::container::XEnumeration > m_xEnumeration;
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public:
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/// @throws css::uno::RuntimeException
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EnumerationHelperImpl( const css::uno::Reference< ov::XHelperInterface >& xParent, const css::uno::Reference< css::uno::XComponentContext >& xContext, const css::uno::Reference< css::container::XEnumeration >& xEnumeration ) : m_xParent( xParent ), m_xContext( xContext ), m_xEnumeration( xEnumeration ) { }
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virtual sal_Bool SAL_CALL hasMoreElements( ) override { return m_xEnumeration->hasMoreElements(); }
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};
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// a wrapper class for a providing a XIndexAccess, XNameAccess, XEnumerationAccess impl based on providing a vector of interfaces
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// only requirement is the object needs to implement XName
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template< typename OneIfc >
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class XNamedObjectCollectionHelper final : public ::cppu::WeakImplHelper< css::container::XNameAccess,
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css::container::XIndexAccess,
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css::container::XEnumerationAccess >
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{
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public:
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typedef std::vector< css::uno::Reference< OneIfc > > XNamedVec;
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private:
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class XNamedEnumerationHelper : public EnumerationHelper_BASE
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{
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XNamedVec mXNamedVec;
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typename XNamedVec::iterator mIt;
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public:
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XNamedEnumerationHelper( const XNamedVec& sMap ) : mXNamedVec( sMap ), mIt( mXNamedVec.begin() ) {}
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virtual sal_Bool SAL_CALL hasMoreElements( ) override
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{
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return ( mIt != mXNamedVec.end() );
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}
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virtual css::uno::Any SAL_CALL nextElement( ) override
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{
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if ( hasMoreElements() )
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return css::uno::makeAny( *mIt++ );
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throw css::container::NoSuchElementException();
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}
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};
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XNamedVec mXNamedVec;
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typename XNamedVec::iterator cachePos;
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public:
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XNamedObjectCollectionHelper( const XNamedVec& sMap ) : mXNamedVec( sMap ), cachePos(mXNamedVec.begin()) {}
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// XElementAccess
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virtual css::uno::Type SAL_CALL getElementType( ) override { return cppu::UnoType< OneIfc >::get(); }
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virtual sal_Bool SAL_CALL hasElements( ) override { return ( mXNamedVec.size() > 0 ); }
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// XNameAccess
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virtual css::uno::Any SAL_CALL getByName( const OUString& aName ) override
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{
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if ( !hasByName(aName) )
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throw css::container::NoSuchElementException();
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return css::uno::makeAny( *cachePos );
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}
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virtual css::uno::Sequence< OUString > SAL_CALL getElementNames( ) override
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{
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css::uno::Sequence< OUString > sNames( mXNamedVec.size() );
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OUString* pString = sNames.getArray();
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typename XNamedVec::iterator it = mXNamedVec.begin();
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typename XNamedVec::iterator it_end = mXNamedVec.end();
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for ( ; it != it_end; ++it, ++pString )
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{
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css::uno::Reference< css::container::XNamed > xName( *it, css::uno::UNO_QUERY_THROW );
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*pString = xName->getName();
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}
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return sNames;
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}
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virtual sal_Bool SAL_CALL hasByName( const OUString& aName ) override
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{
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cachePos = mXNamedVec.begin();
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typename XNamedVec::iterator it_end = mXNamedVec.end();
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for ( ; cachePos != it_end; ++cachePos )
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{
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css::uno::Reference< css::container::XNamed > xName( *cachePos, css::uno::UNO_QUERY_THROW );
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if ( aName == xName->getName() )
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break;
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}
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return ( cachePos != it_end );
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}
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// XElementAccess
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virtual ::sal_Int32 SAL_CALL getCount( ) override { return mXNamedVec.size(); }
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virtual css::uno::Any SAL_CALL getByIndex( ::sal_Int32 Index ) override
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{
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if ( Index < 0 || Index >= getCount() )
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throw css::lang::IndexOutOfBoundsException();
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return css::uno::makeAny( mXNamedVec[ Index ] );
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}
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// XEnumerationAccess
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virtual css::uno::Reference< css::container::XEnumeration > SAL_CALL createEnumeration( ) override
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{
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return new XNamedEnumerationHelper( mXNamedVec );
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}
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};
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// including a HelperInterface implementation
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template< typename... Ifc >
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class SAL_DLLPUBLIC_RTTI ScVbaCollectionBase : public InheritedHelperInterfaceImpl< Ifc... >
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{
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typedef InheritedHelperInterfaceImpl< Ifc... > BaseColBase;
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protected:
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css::uno::Reference< css::container::XIndexAccess > m_xIndexAccess;
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css::uno::Reference< css::container::XNameAccess > m_xNameAccess;
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bool const mbIgnoreCase;
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/// @throws css::uno::RuntimeException
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virtual css::uno::Any getItemByStringIndex( const OUString& sIndex )
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{
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if ( !m_xNameAccess.is() )
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throw css::uno::RuntimeException("ScVbaCollectionBase string index access not supported by this object" );
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if( mbIgnoreCase )
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{
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css::uno::Sequence< OUString > sElementNames = m_xNameAccess->getElementNames();
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for( sal_Int32 i = 0; i < sElementNames.getLength(); i++ )
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{
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OUString aName = sElementNames[i];
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if( aName.equalsIgnoreAsciiCase( sIndex ) )
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{
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return createCollectionObject( m_xNameAccess->getByName( aName ) );
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}
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}
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}
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return createCollectionObject( m_xNameAccess->getByName( sIndex ) );
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}
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/// @throws css::uno::RuntimeException
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/// @throws css::lang::IndexOutOfBoundsException
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virtual css::uno::Any getItemByIntIndex( const sal_Int32 nIndex )
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{
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if ( !m_xIndexAccess.is() )
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throw css::uno::RuntimeException("ScVbaCollectionBase numeric index access not supported by this object" );
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if ( nIndex <= 0 )
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{
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throw css::lang::IndexOutOfBoundsException(
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"index is 0 or negative" );
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}
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// need to adjust for vba index ( for which first element is 1 )
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return createCollectionObject( m_xIndexAccess->getByIndex( nIndex - 1 ) );
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}
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void UpdateCollectionIndex( const css::uno::Reference< css::container::XIndexAccess >& xIndexAccess )
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{
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css::uno::Reference< css::container::XNameAccess > xNameAccess( xIndexAccess, css::uno::UNO_QUERY_THROW );
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m_xIndexAccess = xIndexAccess;
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m_xNameAccess = xNameAccess;
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}
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public:
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ScVbaCollectionBase( const css::uno::Reference< ov::XHelperInterface >& xParent, const css::uno::Reference< css::uno::XComponentContext >& xContext, const css::uno::Reference< css::container::XIndexAccess >& xIndexAccess, bool bIgnoreCase = false ) : BaseColBase( xParent, xContext ), m_xIndexAccess( xIndexAccess ), mbIgnoreCase( bIgnoreCase ) { m_xNameAccess.set(m_xIndexAccess, css::uno::UNO_QUERY); }
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//XCollection
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virtual ::sal_Int32 SAL_CALL getCount() override
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{
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return m_xIndexAccess->getCount();
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}
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virtual css::uno::Any SAL_CALL Item(const css::uno::Any& Index1, const css::uno::Any& /*not processed in this base class*/) override
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{
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if ( Index1.getValueTypeClass() != css::uno::TypeClass_STRING )
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{
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sal_Int32 nIndex = 0;
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if ( !( Index1 >>= nIndex ) )
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{
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throw css::lang::IndexOutOfBoundsException( "Couldn't convert index to Int32" );
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}
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return getItemByIntIndex( nIndex );
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}
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OUString aStringSheet;
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Index1 >>= aStringSheet;
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return getItemByStringIndex( aStringSheet );
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}
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// XDefaultMethod
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OUString SAL_CALL getDefaultMethodName( ) override
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{
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return "Item";
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}
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// XEnumerationAccess
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virtual css::uno::Reference< css::container::XEnumeration > SAL_CALL createEnumeration() override = 0;
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// XElementAccess
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virtual css::uno::Type SAL_CALL getElementType() override = 0;
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// XElementAccess
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virtual sal_Bool SAL_CALL hasElements() override
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{
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return ( m_xIndexAccess->getCount() > 0 );
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}
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virtual css::uno::Any createCollectionObject( const css::uno::Any& aSource ) = 0;
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};
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typedef ScVbaCollectionBase< ::cppu::WeakImplHelper<ov::XCollection> > CollImplBase;
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// compatible with the old collections ( pre XHelperInterface base class ) ( some internal objects still use this )
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class VBAHELPER_DLLPUBLIC ScVbaCollectionBaseImpl : public CollImplBase
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{
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public:
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/// @throws css::uno::RuntimeException
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ScVbaCollectionBaseImpl( const css::uno::Reference< ov::XHelperInterface > & xParent, const css::uno::Reference< css::uno::XComponentContext >& xContext, const css::uno::Reference< css::container::XIndexAccess >& xIndexAccess ) : CollImplBase( xParent, xContext, xIndexAccess){}
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};
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template < typename... Ifc > // where Ifc must implement XCollectionTest
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class SAL_DLLPUBLIC_RTTI CollTestImplHelper : public ScVbaCollectionBase< ::cppu::WeakImplHelper< Ifc... > >
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{
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typedef ScVbaCollectionBase< ::cppu::WeakImplHelper< Ifc... > > ImplBase;
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public:
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/// @throws css::uno::RuntimeException
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CollTestImplHelper( const css::uno::Reference< ov::XHelperInterface >& xParent, const css::uno::Reference< css::uno::XComponentContext >& xContext, const css::uno::Reference< css::container::XIndexAccess >& xIndexAccess, bool bIgnoreCase = false ) : ImplBase( xParent, xContext, xIndexAccess, bIgnoreCase ) {}
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};
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#endif //SC_VBA_COLLECTION_IMPL_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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