xmlRpcTreeItem.h

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/*
 * Copyright (c) 2011, C. Dornhege, University of Freiburg
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.  
 *  * Redistributions in binary form must reproduce the above copyright notice, 
 *    this list of conditions and the following disclaimer in the documentation 
 *    and/or other materials provided with the distribution.  
 *  * Neither the name of the University of Freiburg nor the names
 *    of its contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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#ifndef XML_RPC_TREE_ITEM_H
#define XML_RPC_TREE_ITEM_H

#include <ros/ros.h>
#include <QVariant>
#include <deque>
using std::deque;
#include <boost/foreach.hpp>
#define forEach BOOST_FOREACH


class XmlRpcTreeItem
{
   public:
      XmlRpcTreeItem(XmlRpc::XmlRpcValue* data, XmlRpcTreeItem* parent, const std::string & path, 
            ros::NodeHandle* nh);
      ~XmlRpcTreeItem();

      XmlRpcTreeItem* parent() { return _parent; }

      unsigned int childCount() const;
      XmlRpcTreeItem* child(unsigned int i) { 
         if(i >= _children.size())
            return NULL;
         return _children[i]; 
      }
      int childIndexOf(const XmlRpcTreeItem* child) const;

      int row() const;

      QVariant data(int row, int column) const;
      bool isBool(int row, int column) const;

      bool setData(QVariant val);

   protected:
      void createChildren();

      void addChild(const std::string & name, XmlRpc::XmlRpcValue* childData);

      QVariant xmlToVariant(XmlRpc::XmlRpcValue & val) const;

      void setParam();

   protected:
      XmlRpc::XmlRpcValue* _data;

      XmlRpcTreeItem* _parent;

      std::string _path;

      ros::NodeHandle* _nh;

      deque<XmlRpcTreeItem*> _children;
};

#endif