HarpoConfigFile.h

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#ifndef HARPOCONFIGFILE_H
#define HARPOCONFIGFILE_H

// HarpoConfigFile.h
//
// A class read libconfig+++ configuration file
//


#include "Rtypes.h"
#include "TString.h"

// forward declaration for libconfig++
namespace libconfig
{
  class Config;
}

class HarpoConfigFile {
 public:
  HarpoConfigFile();

  // detmask use is detector id for Dummy reader
  // as we process only one detector and read only one file  
  HarpoConfigFile(int argc, char **argv,ULong64_t detmask = 0x3);

  // Destructor: Deletes the entries in the list of configuration file lines
  virtual ~HarpoConfigFile();

  Bool_t SetCfgFile(const char *fcfg);

  TString *GetCfgFile() { return fCfgFile; }
  // **Config File

  // Is this option defined?
  Bool_t Exist(const char * path);

  /* enum Type */
  /* { */
  /*   TypeNone = 0, */
  /*   // scalar types */
  /*   TypeInt, */
  /*   TypeInt64, */
  /*   TypeFloat, */
  /*   TypeString, */
  /*   TypeBoolean, */
  /*   // aggregate types */
  /*   TypeGroup, */
  /*   TypeArray, */
  /*   TypeList */
  /* }; */
  Int_t  getSettingType(const char * path);

  Bool_t Lookup(const char * path,Bool_t &val);
  Bool_t Lookup(const char * path,Long64_t &val);
  Bool_t Lookup(const char * path,ULong64_t &val);
  Bool_t Lookup(const char * path,Double_t &val);
  Bool_t Lookup(const char * path,TString &val);
  Bool_t Lookup(const char * path,TString *&val);
 
  Int_t  getSettingLength(const char * path);

  Bool_t LookupElem(const char * path,UInt_t index,Bool_t &val);
  Bool_t LookupElem(const char * path,UInt_t index,Long64_t &val);
  Bool_t LookupElem(const char * path,UInt_t index,ULong64_t &val);
  Bool_t LookupElem(const char * path,UInt_t index,Double_t &val);
  Bool_t LookupElem(const char * path,UInt_t index,TString &val);
  Bool_t LookupElem(const char * path,UInt_t index,TString *&val);
  

  // Print all options
  void print() const;
  
 protected:
  libconfig::Config *lcfg;   //pointer to libconfig++ class

  TString * fCfgFile;  
  Bool_t  infiles;  

};

#endif // #ifndef HARPOCONFIGFILE_H