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#include "ExErrorDetectorMessenger.hh"

#include "ExErrorDetectorConstruction.hh"
#include "G4UIdirectory.hh"
#include "G4UIcmdWithAString.hh"
#include "G4UIcmdWithADoubleAndUnit.hh"
#include "globals.hh"

//-------------------------------------------------------------
ExErrorDetectorMessenger::ExErrorDetectorMessenger(ExErrorDetectorConstruction* myDet)
:myDetector(myDet)
{ 

  mydetDir = new G4UIdirectory("/exerror/");
  mydetDir->SetGuidance("ExError control.");
  
  FieldCmd = new G4UIcmdWithADoubleAndUnit("/exerror/setField",this);  
  FieldCmd->SetGuidance("Define magnetic field.");
  FieldCmd->SetGuidance("Magnetic field will be in Z direction.");
  FieldCmd->SetParameterName("Bz",false);
  FieldCmd->SetDefaultUnit("tesla");
  FieldCmd->SetUnitCategory("Magnetic flux density");
  FieldCmd->AvailableForStates(G4State_PreInit,G4State_Init,G4State_Idle);  

}


//-------------------------------------------------------------
ExErrorDetectorMessenger::~ExErrorDetectorMessenger()
{
  delete FieldCmd;
  delete mydetDir;
}


//-------------------------------------------------------------
void ExErrorDetectorMessenger::SetNewValue(G4UIcommand* command,G4String newValue)
{   
  if( command == FieldCmd ) { 
    myDetector->SetMagField(FieldCmd->GetNewDoubleValue(newValue));
  }

}