viewitemowner.hpp

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/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef PULSEVIEW_PV_VIEW_VIEWITEMOWNER_HPP
#define PULSEVIEW_PV_VIEW_VIEWITEMOWNER_HPP

#include <memory>
#include <vector>

#include "viewitemiterator.hpp"

namespace pv {

class Session;

namespace view {

class ViewItem;
class View;

class ViewItemOwner
{
public:
    typedef std::vector< std::shared_ptr<ViewItem> > item_list;
    typedef ViewItemIterator<ViewItemOwner, ViewItem> iterator;
    typedef ViewItemIterator<const ViewItemOwner, ViewItem> const_iterator;

public:
    virtual const item_list& child_items() const = 0;

    iterator begin();

    iterator end();

    const_iterator begin() const;

    const_iterator end() const;

    template<class T>
    std::vector< std::shared_ptr<T> > list_by_type() {
        std::vector< std::shared_ptr<T> > items;
        for (const auto &r : *this) {
            std::shared_ptr<T> p = std::dynamic_pointer_cast<T>(r);
            if (p)
                items.push_back(p);
        }

        return items;
    }

protected:
    item_list items_;
};

} // view
} // pv

#endif // PULSEVIEW_PV_VIEW_VIEWITEMOWNER_HPP