Contoh Kode C/C++: Mengambil Direktori Kerja Tugas

  • Artikel

Contoh ini mengambil direktori kerja yang terkait dengan tugas dan menampilkan jalur ke direktori kerja 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: error = 0x%x\n",hr);
     CoUninitialize();
     return 1;
  }
  
  
  ///////////////////////////////////////////////////////////////////
  // Call ITask::GetWorkingDirectory to display the working 
  // directory associated with "Test Task".
  ///////////////////////////////////////////////////////////////////
  
  LPWSTR lpwszWorkDir;
  hr = pITask->GetWorkingDirectory(&lpwszWorkDir);
  pITask->Release();
  if (FAILED(hr))
  {
     wprintf(L"Failed calling ITask::GetWorkingDirectory: \n");
     wprintf(L" error = 0x%x\n",hr);
     CoUninitialize();
     return 1;
  }
  
  
  ///////////////////////////////////////////////////////////////////
  // Process returned string. 
  ///////////////////////////////////////////////////////////////////
  
  wprintf(L"Test Task is associated with : %s\n", lpwszWorkDir);
  
  
  ///////////////////////////////////////////////////////////////////
  // Call CoTaskMemFree to free resources.
  ///////////////////////////////////////////////////////////////////
  
  CoTaskMemFree(lpwszWorkDir);
  CoUninitialize();
  return 0;
}

Contoh Task Scheduler 1.0