Exemplo de código C/C++: iniciando uma tarefa
Este exemplo tenta executar uma tarefa existente. Este exemplo pressupõe que a tarefa e a tarefa de teste já existem no computador local.
#include <windows.h>
#include <initguid.h>
#include <ole2.h>
#include <mstask.h>
#include <msterr.h>
#include <wchar.h>
#include<stdio.h>
int main(int argc, char **argv)
{
HRESULT hr = S_OK;
ITaskScheduler *pITS;
///////////////////////////////////////////////////////////////////
// Call CoInitialize to initialize the COM library and then
// call CoCreateInstance to get the Task Scheduler object.
///////////////////////////////////////////////////////////////////
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::Run to start the execution of "Test Task".
///////////////////////////////////////////////////////////////////
hr = pITask->Run();
pITask->Release();
if (FAILED(hr))
{
wprintf(L"Failed calling ITask::Run, error = 0x%x\n",hr);
CoUninitialize();
return 1;
}
CoUninitialize();
return 0;
}
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