G4NtupleMessenger.hh

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// The messenger class for ntuple management.
// It implements commands in /analysis/ntuple directory.
// It is asscoiciated with G4VAnalysisManager and this delegates
// call to both ntuple booking and ntuple managers.
//
// Author: Ivana Hrivnacova, 05/05/2015  ([email protected])
 
#ifndef G4NtupleMessenger_h
#define G4NtupleMessenger_h 1
 
#include "G4UImessenger.hh"
#include "globals.hh"
 
#include <memory>
#include <string_view>
 
class G4VAnalysisManager;
class G4UIcommand;
class G4UIcmdWithABool;
class G4UIcmdWithAString;
 
class G4NtupleMessenger : public G4UImessenger
{
  public:
    explicit G4NtupleMessenger(G4VAnalysisManager* manager);
    G4NtupleMessenger() = delete;
    ~G4NtupleMessenger() override;
 
    // Methods
    void SetNewValue(G4UIcommand* command, G4String value) final;
 
  private:
    // Methods
    template <typename CMD>
    std::unique_ptr<CMD> CreateCommand(G4String name, G4String guidance);
    void AddIdParameter(G4UIcommand& command);
 
    void SetActivationCmd();
    void SetActivationToAllCmd();
    void SetFileNameCmd();
    void SetFileNameToAllCmd();
    void ListCmd();
 
    // Static data members
    static constexpr std::string_view fkClass { "G4NtupleMessenger" };
 
    // Data members
    G4VAnalysisManager*  fManager { nullptr }; ///< Associated class
 
    std::unique_ptr<G4UIdirectory>      fNtupleDir;
    std::unique_ptr<G4UIcommand>        fSetActivationCmd;
    std::unique_ptr<G4UIcmdWithABool>   fSetActivationAllCmd;
    std::unique_ptr<G4UIcommand>        fSetFileNameCmd;
    std::unique_ptr<G4UIcmdWithAString> fSetFileNameAllCmd;
    std::unique_ptr<G4UIcommand>        fListCmd;
};
 
//_____________________________________________________________________________
template <typename CMD>
std::unique_ptr<CMD> G4NtupleMessenger::CreateCommand(
  G4String name, G4String guidance)
{
  G4String fullName = "/analysis/ntuple/" + name;
 
  auto command = std::make_unique<CMD>(fullName, this);
  command->SetGuidance(guidance.c_str());
  command->AvailableForStates(G4State_PreInit, G4State_Idle);
 
  return command;
}
 
#endif