LCDElement.h

#ifndef _LCD_ELEMENT_H_
#define _LCD_ELEMENT_H_

#include "LCDMutex.h"

#include <pthread.h>
#include <string>
#include <list>
#include <map>
#include <set>

class LCDElement
{
 protected:
  static std::set<std::string> _elementsList;
  bool _iAmDead;
  static LCDMutex _elementMutex;
  static unsigned int _elementCounter;
  std::string _id;
  std::string _elementDel;
  std::string _elementAddCmd, _elementAddParam;
  LCDElement *_parent;
  class Command
  {
   public:
    std::string _cmd;
    std::string _params;
    Command(std::string cmd, std::string params) : _cmd(cmd), _params(params) {}
  };
  typedef std::list<Command> CommandList;
  typedef std::map<std::string, LCDElement *> ElementMap;
  ElementMap _childrenList;
  CommandList _commandBuffer;
  void setParent(LCDElement *parent);
  void addToList(LCDElement *elt);
  void removeFromList(LCDElement *elt);
  void notifyCreated();
  void notifyDestroyed();
  void notifyAdded();

 public:
  LCDElement(const std::string &id, const std::string &addCommand, const std::string &addParam = "", LCDElement *parent=0);

  ~LCDElement();

  void add(LCDElement *child);
  virtual void sendCommand(const std::string &cmd, const std::string &parameters = "");

  const std::string &getId();

  static bool exists(std::string id);

};

#endif

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