office-gobmx/forms/source/xforms/NameContainer.hxx
2010-10-28 15:48:02 +01:00

224 lines
6.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef _NAMECONTAINER_HXX
#define _NAMECONTAINER_HXX
#include <cppuhelper/implbase1.hxx>
#include <map>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/container/NoSuchElementException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/lang/WrappedTargetException.hpp>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/uno/Type.hxx>
typedef cppu::WeakImplHelper1<
com::sun::star::container::XNameContainer
> NameContainer_t;
template<class T>
class NameContainer : public NameContainer_t
{
protected:
typedef std::map<rtl::OUString,T> map_t;
map_t maItems;
bool hasItems()
{
return ! maItems.empty();
}
typename map_t::const_iterator findItem( const rtl::OUString& rName )
{
return maItems.find( rName );
}
bool hasItem( const rtl::OUString& rName )
{
return findItem( rName ) != maItems.end();
}
T getItem( const rtl::OUString& rName )
{
OSL_ENSURE( hasItem( rName ), "can't get non-existant item" );
return maItems[ rName ];
}
void replace( const rtl::OUString& rName,
const T& aElement )
{
OSL_ENSURE( hasItem( rName ), "unknown item" );
maItems[ rName ] = aElement;
}
void insert( const rtl::OUString& rName,
const T& aElement )
{
OSL_ENSURE( ! hasItem( rName ), "item already in set" );
maItems[ rName ] = aElement;
}
void remove( const rtl::OUString& rName )
{
OSL_ENSURE( hasItem( rName ), "item not in set" );
maItems.erase( rName );
}
public:
NameContainer() {}
virtual ~NameContainer() {}
//
// methods for XElementAccess
//
virtual com::sun::star::uno::Type SAL_CALL getElementType()
throw( com::sun::star::uno::RuntimeException )
{
return getCppuType( static_cast<T*>( NULL ) );
}
virtual sal_Bool SAL_CALL hasElements()
throw( com::sun::star::uno::RuntimeException )
{
return hasItems();
}
//
// methods for XNameAccess (inherits XElementAccess)
//
virtual com::sun::star::uno::Any SAL_CALL getByName(
const rtl::OUString& rName )
throw( com::sun::star::container::NoSuchElementException,
com::sun::star::lang::WrappedTargetException,
com::sun::star::uno::RuntimeException )
{
typename map_t::const_iterator aIter = findItem( rName );
if( aIter == maItems.end() )
throw com::sun::star::container::NoSuchElementException();
else
return com::sun::star::uno::makeAny( aIter->second );
}
virtual com::sun::star::uno::Sequence<rtl::OUString> SAL_CALL getElementNames()
throw( com::sun::star::uno::RuntimeException )
{
com::sun::star::uno::Sequence<rtl::OUString> aSequence( maItems.size() );
typename map_t::const_iterator aIter = maItems.begin();
rtl::OUString* pStrings = aSequence.getArray();
while( aIter != maItems.end() )
{
*pStrings = aIter->first;
++aIter;
++pStrings;
}
OSL_ENSURE( pStrings == aSequence.getArray() + aSequence.getLength(),
"sequence not of right size; possible buffer overflow" );
return aSequence;
}
virtual sal_Bool SAL_CALL hasByName(
const rtl::OUString& rName )
throw( com::sun::star::uno::RuntimeException )
{
return hasItem( rName );
}
//
// methods for XNameReplace (inherits XNameAccess)
//
virtual void SAL_CALL replaceByName(
const rtl::OUString& rName,
const com::sun::star::uno::Any& aElement )
throw( com::sun::star::lang::IllegalArgumentException,
com::sun::star::container::NoSuchElementException,
com::sun::star::lang::WrappedTargetException,
com::sun::star::uno::RuntimeException)
{
T aItem;
if( aElement >>= aItem )
if( hasByName( rName ) )
replace( rName, aItem );
else
throw com::sun::star::container::NoSuchElementException();
else
throw com::sun::star::lang::IllegalArgumentException();
}
//
// methods for XNameContainer (inherits XNameReplace)
//
virtual void SAL_CALL insertByName(
const rtl::OUString& rName,
const com::sun::star::uno::Any& aElement )
throw( com::sun::star::lang::IllegalArgumentException,
com::sun::star::container::ElementExistException,
com::sun::star::lang::WrappedTargetException,
com::sun::star::uno::RuntimeException )
{
T aItem;
if( aElement >>= aItem )
if( ! hasByName( rName ) )
insert( rName, aItem );
else
throw com::sun::star::container::ElementExistException();
else
throw com::sun::star::lang::IllegalArgumentException();
}
virtual void SAL_CALL removeByName(
const rtl::OUString& rName )
throw( com::sun::star::container::NoSuchElementException,
com::sun::star::lang::WrappedTargetException,
com::sun::star::uno::RuntimeException)
{
if( hasByName( rName ) )
remove( rName );
else
throw com::sun::star::container::NoSuchElementException();
}
};
#endif
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