// Timers.cpp : Implementation of DLL Exports.

#include <windows.h>
#include "StopwatchClassFactory.h"
#include "timers_i.c"

// Global lock counter used by IClassFactory::LockServer()
long g_nServerLockCount = 0;

////////////////////////////////////////////////////////////////////
// DLL Entry Point

extern "C"
BOOL __stdcall DllMain(HINSTANCE hInstance, DWORD dwReason, 
  LPVOID /*lpReserved*/)
{
  return TRUE;  // All is well
}

////////////////////////////////////////////////////////////////////
// Determines whether the DLL can be unloaded yet

extern "C"
HRESULT __stdcall DllCanUnloadNow(void)
{
    return (g_nServerLockCount == 0 ) ? S_OK : S_FALSE;
}

////////////////////////////////////////////////////////////////////
// Returns a component object class factory to the caller

extern "C"
HRESULT __stdcall DllGetClassObject(
  REFCLSID rclsid, 
  REFIID riid, 
  LPVOID* ppv)
{
  HRESULT hr;
  if (rclsid == CLSID_Stopwatch)
  {
    CStopwatchClassFactory* pStopwatchClassFactory = 
      new CStopwatchClassFactory;
    hr = pStopwatchClassFactory->QueryInterface(riid, ppv);
    if(FAILED(hr))
    {
      delete pStopwatchClassFactory;
    }
  }
  else
    hr = E_NOTIMPL;

  return hr;
}