Files
loongoffice/forms/source/xforms/namedcollection.hxx

143 lines
4.5 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _NAMEDCOLLECTION_HXX
#define _NAMEDCOLLECTION_HXX
#include <collection.hxx>
#include <cppuhelper/implbase1.hxx>
#include <com/sun/star/container/XNameAccess.hpp>
#include <algorithm>
template<class T>
class NamedCollection : public cppu::ImplInheritanceHelper1<
Collection<T>,
com::sun::star::container::XNameAccess>
{
using Collection<T>::maItems;
using Collection<T>::getItem;
using Collection<T>::hasItem;
public:
NamedCollection() {}
virtual ~NamedCollection() {}
const T& getItem( const rtl::OUString& rName ) const
{
OSL_ENSURE( hasItem( rName ), "invalid name" );
return *findItem( rName );
}
bool hasItem( const rtl::OUString& rName ) const
{
return findItem( rName ) != maItems.end();
}
typedef com::sun::star::uno::Sequence<rtl::OUString> Names_t;
Names_t getNames() const
{
// iterate over members, and collect all those that have names
std::vector<rtl::OUString> aNames;
for( typename std::vector<T>::const_iterator aIter = maItems.begin();
aIter != maItems.end();
aIter++ )
{
com::sun::star::uno::Reference<com::sun::star::container::XNamed>
xNamed( *aIter, com::sun::star::uno::UNO_QUERY );
if( xNamed.is() )
aNames.push_back( xNamed->getName() );
}
// copy names to Sequence and return
Names_t aResult( aNames.size() );
rtl::OUString* pStrings = aResult.getArray();
std::copy( aNames.begin(), aNames.end(), pStrings );
return aResult;
}
protected:
typename std::vector<T>::const_iterator findItem( const rtl::OUString& rName ) const
{
for( typename std::vector<T>::const_iterator aIter = maItems.begin();
aIter != maItems.end();
aIter++ )
{
com::sun::star::uno::Reference<com::sun::star::container::XNamed>
xNamed( *aIter, com::sun::star::uno::UNO_QUERY );
if( xNamed.is() && xNamed->getName() == rName )
return aIter;
}
return maItems.end();
}
public:
// XElementAccess
virtual typename Collection<T>::Type_t SAL_CALL getElementType()
throw( typename Collection<T>::RuntimeException_t )
{
return Collection<T>::getElementType();
}
virtual sal_Bool SAL_CALL hasElements()
throw( typename Collection<T>::RuntimeException_t )
{
return Collection<T>::hasElements();
}
// XNameAccess : XElementAccess
virtual typename Collection<T>::Any_t SAL_CALL getByName(
const rtl::OUString& aName )
throw( typename Collection<T>::NoSuchElementException_t,
typename Collection<T>::WrappedTargetException_t,
typename Collection<T>::RuntimeException_t )
{
if( hasItem( aName ) )
return com::sun::star::uno::makeAny( getItem( aName ) );
else
throw typename Collection<T>::NoSuchElementException_t();
}
virtual Names_t SAL_CALL getElementNames()
throw( typename Collection<T>::RuntimeException_t )
{
return getNames();
}
virtual sal_Bool SAL_CALL hasByName(
const rtl::OUString& aName )
throw( typename Collection<T>::RuntimeException_t )
{
return hasItem( aName ) ? sal_True : sal_False;
}
};
#endif