libreoffice/sd/source/core/annotations/AnnotationEnumeration.cxx

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#include "sal/config.h"

#include "cppuhelper/implbase1.hxx"

#include "com/sun/star/uno/XComponentContext.hpp"
#include "com/sun/star/office/XAnnotationEnumeration.hpp"

#include "sdpage.hxx"
namespace css = ::com::sun::star;

using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::office;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;

namespace sd {

class AnnotationEnumeration: public ::cppu::WeakImplHelper1< css::office::XAnnotationEnumeration >
{
public:
    AnnotationEnumeration( const AnnotationVector& rAnnotations );

    // ::com::sun::star::office::XAnnotationEnumeration:
    virtual ::sal_Bool SAL_CALL hasMoreElements() throw (css::uno::RuntimeException);
    virtual css::uno::Reference< css::office::XAnnotation > SAL_CALL nextElement() throw (css::uno::RuntimeException, css::container::NoSuchElementException);

private:
    AnnotationEnumeration(const AnnotationEnumeration &); // not defined
    AnnotationEnumeration& operator=(const AnnotationEnumeration &); // not defined

    // destructor is private and will be called indirectly by the release call    virtual ~AnnotationEnumeration() {}

    AnnotationVector maAnnotations;
    AnnotationVector::iterator maIter;
};

Reference< XAnnotationEnumeration > createAnnotationEnumeration( const sd::AnnotationVector& rAnnotations )
{
    return new AnnotationEnumeration( rAnnotations );
}

AnnotationEnumeration::AnnotationEnumeration( const AnnotationVector& rAnnotations )
: maAnnotations(rAnnotations)
{
    maIter = maAnnotations.begin();
}

// ::com::sun::star::office::XAnnotationEnumeration:
::sal_Bool SAL_CALL AnnotationEnumeration::hasMoreElements() throw (css::uno::RuntimeException)
{
    return maIter != maAnnotations.end() ? sal_True : sal_False;
}

css::uno::Reference< css::office::XAnnotation > SAL_CALL AnnotationEnumeration::nextElement() throw (css::uno::RuntimeException, css::container::NoSuchElementException)
{
    if( maIter == maAnnotations.end() )
        throw css::container::NoSuchElementException();

    return (*maIter++);
}

} // namespace sd

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