and-filter.h

#ifndef _TelepathyQt4_and_filter_h_HEADER_GUARD_
#define _TelepathyQt4_and_filter_h_HEADER_GUARD_

#ifndef IN_TELEPATHY_QT4_HEADER
#error IN_TELEPATHY_QT4_HEADER
#endif

#include <TelepathyQt4/Filter>
#include <TelepathyQt4/Types>

namespace Tp
{

template <class T>
class AndFilter : public Filter<T>
{
public:
    static SharedPtr<AndFilter<T> > create(
            const QList<SharedPtr<const Filter<T> > > &filters = QList<SharedPtr<const Filter<T> > >())
    {
        return SharedPtr<AndFilter<T> >(new AndFilter<T>(filters));
    }

    inline virtual ~AndFilter() { }

    inline virtual bool isValid() const
    {
        Q_FOREACH (const SharedPtr<const Filter<T> > &filter, mFilters) {
            if (!filter || !filter->isValid()) {
                return false;
            }
        }
        return true;
    }

    inline virtual bool matches(const SharedPtr<T> &t) const
    {
        if (!isValid()) {
            return false;
        }

        Q_FOREACH (const SharedPtr<const Filter<T> > &filter, mFilters) {
            if (!filter->matches(t)) {
                return false;
            }
        }
        return true;
    }

    inline QList<SharedPtr<const Filter<T> > > filters() const { return mFilters; }

private:
    AndFilter(const QList<SharedPtr<const Filter<T> > > &filters)
        : Filter<T>(), mFilters(filters) { }

    QList<SharedPtr<const Filter<T> > > mFilters;
};

} // Tp

#endif