paramlist.C

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/// \file
/// \ingroup tutorial_eve
/// Demonstrates usage of simple configuration via TEveParamList class.
///
/// \macro_code
///
/// \author Matevz Tadel
 
#include "TEveManager.h"
#include "TEveParamList.h"
#include "TQObject.h"
 
class TParamFollower {
public:
   TParamFollower()
   {
      TQObject::Connect("TEveParamList", "ParamChanged(char*)", "TParamFollower", this, "OnParamChanged(char*)");
   }
   virtual ~TParamFollower()
   {
      TQObject::Disconnect("TParamFollower", "ParamChanged(char*)", this, "OnParamChanged(char*)");
   }
 
   void OnParamChanged(const char *parameter)
   {
      auto pl = dynamic_cast<TEveParamList *>(reinterpret_cast<TQObject *>(gTQSender));
 
      printf("Change in param-list '%s', parameter '%s'.\n", pl->GetElementName(), parameter);
   }
 
   ClassDef(TParamFollower, 0);
};
 
ClassImp(TParamFollower)
 
   void paramlist()
{
   TEveManager::Create();
 
   TEveParamList *x = nullptr;
 
   x = new TEveParamList("Top config");
   gEve->AddToListTree(x, false);
 
   x->AddParameter(TEveParamList::FloatConfig_t("Pepe", 20, 0, 110));
   x->AddParameter(TEveParamList::IntConfig_t("Dima", 100, 0, 110));
   x->AddParameter(TEveParamList::BoolConfig_t("Chris", true));
 
   x = new TEveParamList("Another config");
   gEve->AddToListTree(x, false);
 
   x->AddParameter(TEveParamList::FloatConfig_t("MagneticField", 4, -4, 4));
   x->AddParameter(TEveParamList::FloatConfig_t("Temperature", 16, -20, 40));
 
   new TParamFollower;
}