Contoh Kode C/C++: Mengambil MaxRunTime Tugas

  • Artikel

Contoh ini mengambil jumlah waktu maksimum tugas dapat berjalan (dalam milidetik) dan menampilkan angka tersebut di layar. Contoh ini mengasumsikan bahwa tugas dan tugas pengujian sudah ada di komputer lokal.

#include <windows.h>
#include <initguid.h>
#include <ole2.h>
#include <mstask.h>
#include <msterr.h>
#include <wchar.h>


int main(int argc, char **argv)
{
  HRESULT hr = S_OK;
  
  
  ///////////////////////////////////////////////////////////////////
  // Call CoInitialize to initialize the COM library and then
  // call CoCreateInstance to get the Task Scheduler object.
  ///////////////////////////////////////////////////////////////////

  ITaskScheduler *pITS;
  hr = CoInitialize(NULL);
  if (SUCCEEDED(hr))
  {
     hr = CoCreateInstance(CLSID_CTaskScheduler,
                           NULL,
                           CLSCTX_INPROC_SERVER,
                           IID_ITaskScheduler,
                           (void **) &pITS);
     if (FAILED(hr))
     {
        CoUninitialize();
        return 1;
     }
  }
  else
  {
     return 1;
  }
  
  
  ///////////////////////////////////////////////////////////////////
  // Call ITaskScheduler::Activate to get the Task object.
  ///////////////////////////////////////////////////////////////////
  
  ITask *pITask;
  LPCWSTR lpcwszTaskName;
  lpcwszTaskName = L"Test Task";
  hr = pITS->Activate(lpcwszTaskName,
                      IID_ITask,
                      (IUnknown**) &pITask);
  
  pITS->Release();
  if (FAILED(hr))
  {
     wprintf(L"Failed calling ITaskScheduler::Activate;\n");
     wprintf(L"error = 0x%x\n",hr);
     CoUninitialize();
     return 1;
  }
  
  
  ///////////////////////////////////////////////////////////////////
  // Call ITask::GetMaxRunTime to display the maximum time Test Task
  // is allowed to run.
  ///////////////////////////////////////////////////////////////////
  
  DWORD pdwRunTime;
  hr = pITask->GetMaxRunTime(&pdwRunTime);
  pITask->Release();
  if (FAILED(hr))
  {
     wprintf(L"Failed calling ITask::GetMaxRunTime: \n");
     wprintf(L"error = 0x%x\n",hr);
     CoUninitialize();
     return 1;
  }
  
  wprintf(L"Test Task can run for %d milliseconds\n", pdwRunTime);
  CoUninitialize();
  return 0;
}

Contoh Penjadwal Tugas 1.0