Method AddIcon

source/interfaces/implementation/src/G4UIQt.cc:3826–4059

special case for the "open" icon. It will open a file selector and map the return file to the given command. */

 command.
*/
void G4UIQt::AddIcon(
  const char* aLabel, const char* aIconFile, const char* aCommand, const char* aFileName)
{
  if (aLabel == nullptr) return;  // TO KEEP
  // special case, aCommand could be NULL if aIconFile is not user_icon
  if (aCommand == nullptr) {
    if (std::string(aIconFile) == "user_icon") {
      return;  // TO KEEP
    }
  }
  QPixmap* pix;
  G4bool userToolBar = false;

  if (! fDefaultIcons) {
    userToolBar = true;
  }
  if (std::string(aIconFile) == "user_icon") {
    // try to open a file
    G4UImanager* UImanager = G4UImanager::GetUIpointer();
    pix = new QPixmap(UImanager->FindMacroPath(aFileName).data());
    if (pix->isNull()) {
      G4int verbose = UImanager->GetVerboseLevel();

      if (verbose >= 2) {
        G4cout << "Warning: file '" << aFileName
               << "' is incorrect or does not exist, this command will not be build" << G4endl;
      }
      return;
    }
  }
  else if (std::string(aIconFile) == "open") {
    pix = fOpenIcon;
  }
  else if (std::string(aIconFile) == "save") {
    pix = fSaveIcon;
  }
  else if (std::string(aIconFile) == "move") {
    pix = fMoveIcon;
  }
  else if (std::string(aIconFile) == "rotate") {
    pix = fRotateIcon;
  }
  else if (std::string(aIconFile) == "pick") {
    pix = fPickIcon;
  }
  else if (std::string(aIconFile) == "zoom_in") {
    pix = fZoomInIcon;
  }
  else if (std::string(aIconFile) == "zoom_out") {
    pix = fZoomOutIcon;
  }
  else if (std::string(aIconFile) == "wireframe") {
    pix = fWireframeIcon;
  }
  else if (std::string(aIconFile) == "solid") {
    pix = fSolidIcon;
  }
  else if (std::string(aIconFile) == "point_cloud") {