Method AddButton

source/interfaces/implementation/src/G4UIQt.cc:3772–3820

Add a new button to a menu @param aMenu : parent menu @param aLabel : label to display @param aCommand : command to execute as a callback */

   @param aCommand : command to execute as a callback
 */
void G4UIQt::AddButton(const char* aMenu, const char* aLabel, const char* aCommand)
{
  if (aMenu == nullptr) return;  // TO KEEP
  if (aLabel == nullptr) return;  // TO KEEP
  if (aCommand == nullptr) return;  // TO KEEP

  QMenu* parentTmp = (QMenu*)GetInteractor(aMenu);

  if (parentTmp == nullptr) {
    G4UImanager* UImanager = G4UImanager::GetUIpointer();
    G4int verbose = UImanager->GetVerboseLevel();

    if (verbose >= 2) {
      G4cout << "Menu name " << aMenu << " does not exist, please define it before using it."
             << G4endl;
    }
    return;
  }

  // Find the command in the command tree
  G4UImanager* UI = G4UImanager::GetUIpointer();
  if (UI == nullptr) return;
  G4UIcommandTree* treeTop = UI->GetTree();

  G4String cmd = aCommand;
  std::size_t cmdEndPos = cmd.find_first_of(" \t");
  if (cmdEndPos != std::string::npos) {
    cmd.erase(cmdEndPos);
  }

  if (treeTop->FindPath(cmd) == nullptr) {
    if (cmd != "ls" && cmd.substr(0, 3) != "ls " && cmd != "pwd" && cmd != "cd" &&
        cmd.substr(0, 3) != "cd " && cmd != "help" && cmd.substr(0, 5) != "help " &&
        cmd[0] != '?' && cmd != "hist" && cmd != "history" && cmd[0] != '!' && cmd != "exit" &&
        cmd != "cont" && cmd != "continue")
    {
      G4UImanager* UImanager = G4UImanager::GetUIpointer();
      G4int verbose = UImanager->GetVerboseLevel();

      if (verbose >= 2) {
        G4cout << "Warning: command '" << cmd
               << "' does not exist, please define it before using it." << G4endl;
      }
    }
  }

  QString cmd_tmp = QString(aCommand);
  parentTmp->addAction(aLabel, this, [this, cmd_tmp]() { this->ButtonCallback(cmd_tmp); });
}

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