scene_node.hh

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//------------------------------------------------------------------------------
// This file is part of the OpenStructure project <www.openstructure.org>
//
// Copyright (C) 2008-2011 by the OpenStructure authors
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License as published by the Free
// Software Foundation; either version 3.0 of the License, or (at your option)
// any later version.
// This library 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 Lesser General Public License for more
// details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this library; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//------------------------------------------------------------------------------
#ifndef OST_GUI_SCENE_WIN_SCENE_NODE_HH
#define OST_GUI_SCENE_WIN_SCENE_NODE_HH

#include <ost/gui/module_config.hh>

#include <QObject>
#include <QVariant>
#include <QModelIndex>

/*
  Author: Stefan Scheuber
 */

namespace ost { namespace gui {

class SceneNode;
typedef QList<SceneNode*> SceneNodeList;

class DLLEXPORT_OST_GUI SceneNode : public QObject {
  Q_OBJECT
public:
  SceneNode(SceneNode* node_parent);
  SceneNode(QObject* parent=0);
  virtual ~SceneNode();

  SceneNode* GetParent() const { return dynamic_cast<SceneNode*>(this->parent()); }
  void AddChild(SceneNode* node) {
    node->setParent(this);
  }
  virtual SceneNode* GetChild(int row) const;
  virtual int GetChildRow(const SceneNode* node) const;
  virtual int GetRow() const;
  virtual QVariant GetData(int column, int role);
  virtual bool SetData(int column, const QVariant& value, int role);
  virtual Qt::ItemFlags Flags(int column) const;
  virtual int GetColumnCount() const;
private:
  SceneNode* parent_;
};

}}

#endif