text: #include "singleton_test_thread.h"
  #include "tool_tip_manager2.h"
  #include <thread>
  #include <chrono>
  #include <iostream>
  
  using namespace std;
  
  SingletonTestThread::SingletonTestThread(const std::string tName): threadName(tName)
  {
  }
  
  void SingletonTestThread::run()
  {
      this_thread::sleep_for(chrono::milliseconds(500));
      cout << threadName + " - call 1\n";
      ToolTipManager2::getInstance().operation();
      this_thread::sleep_for(chrono::milliseconds(500));
      cout << threadName + " - call 2\n";
      ToolTipManager2::getInstance().operation();
      this_thread::sleep_for(chrono::milliseconds(500));
      cout << threadName + " - call 3\n";
      ToolTipManager2::getInstance().operation();
  }
  