container.hxx

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#ifndef INCLUDED_COMPHELPER_CONTAINER_HXX
#define INCLUDED_COMPHELPER_CONTAINER_HXX
 
#include <vector>
#include <com/sun/star/uno/Reference.hxx>
#include <comphelper/comphelperdllapi.h>
 
 
namespace comphelper
{
 
 
//= IndexAccessIterator
 
class COMPHELPER_DLLPUBLIC IndexAccessIterator
{
protected:
    css::uno::Reference< css::uno::XInterface>    m_xStartingPoint;
 
    css::uno::Reference< css::uno::XInterface>    m_xCurrentObject;
        // The current object
    ::std::vector<sal_Int32>                      m_arrChildIndizies;
 
        // I'm moving through a tree, but its elements have no GetNextSibling,
        // so I have to remember where each child is in relation to its parent.
        // That is the path from the root node to m_xCurrentObject
 
public:
    IndexAccessIterator(css::uno::Reference< css::uno::XInterface> xStartingPoint);
 
    virtual ~IndexAccessIterator();
 
    css::uno::Reference< css::uno::XInterface> const &    Next();
 
    virtual void Invalidate() { m_xCurrentObject = nullptr; }
 
protected:
    virtual bool ShouldHandleElement(const css::uno::Reference< css::uno::XInterface>& /*rElement*/) { return true; }
 
        // This can be used to exclude certain elements; elements for which
        // this function returns sal_True will be simply skipped.
        // If this element is returned from Next(), then one can get
        // here get a little more information on the element.
        // That's why this method is not const.
    virtual bool ShouldStepInto(const css::uno::Reference< css::uno::XInterface>& /*xContainer*/) const { return true; }
};
 
 
}   // namespace comphelper
 
 
#endif // INCLUDED_COMPHELPER_CONTAINER_HXX
 
 
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