+ std::stringstream out;
+ std::string levelName=GetTreeHandler()->GetTree().GetLevelDescriptor(mLastLevel).GetName();
+ out<<"Delete ";
+ out<<sel.size();
+ if(sel.size()>1&&levelName.at(levelName.size()-1)!='s')
+ {
+ out<<" "<<levelName;
+ out<<"s?";
+ }
+ else
+ {
+ out<<" "<<GetTreeHandler()->GetTree().GetLevelDescriptor(mLastLevel).GetName()<<"?";
+ }
+ if (wxMessageBox(crea::std2wx(out.str()),