/******************************************************************** This sample schedules a task to start Notepad.exe 30 seconds after the system is started. ********************************************************************/#define _WIN32_DCOM#include#include #include #include // Include the task header file.#include #pragma comment(lib, "taskschd.lib")#pragma comment(lib, "comsupp.lib")using namespace std;int __cdecl wmain(){ // ------------------------------------------------------ // Initialize COM. HRESULT hr = CoInitializeEx(NULL, COINIT_MULTITHREADED); if( FAILED(hr) ) { printf("\nCoInitializeEx failed: %x", hr ); return 1; } // Set general COM security levels. hr = CoInitializeSecurity( NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_PKT_PRIVACY, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, 0, NULL); if( FAILED(hr) ) { printf("\nCoInitializeSecurity failed: %x", hr ); CoUninitialize(); return 1; } // ------------------------------------------------------ // Create a name for the task. LPCWSTR wszTaskName = L"Boot Trigger Test Task"; // Get the Windows directory and set the path to Notepad.exe. wstring wstrExecutablePath = _wgetenv( L"WINDIR"); wstrExecutablePath += L"\\SYSTEM32\\NOTEPAD.EXE"; // ------------------------------------------------------ // Create an instance of the Task Service. ITaskService *pService = NULL; hr = CoCreateInstance( CLSID_TaskScheduler, NULL, CLSCTX_INPROC_SERVER, IID_ITaskService, (void**)&pService ); if (FAILED(hr)) { printf("Failed to create an instance of ITaskService: %x", hr); CoUninitialize(); return 1; } // Connect to the task service. hr = pService->Connect(_variant_t(), _variant_t(), _variant_t(), _variant_t()); if( FAILED(hr) ) { printf("ITaskService::Connect failed: %x", hr ); pService->Release(); CoUninitialize(); return 1; } // ------------------------------------------------------ // Get the pointer to the root task folder. // This folder will hold the new task that is registered. ITaskFolder *pRootFolder = NULL; hr = pService->GetFolder( _bstr_t( L"\\") , &pRootFolder ); if( FAILED(hr) ) { printf("Cannot get Root Folder pointer: %x", hr ); pService->Release(); CoUninitialize(); return 1; } // If the same task exists, remove it. pRootFolder->DeleteTask( _bstr_t( wszTaskName), 0 ); // Create the task builder object to create the task. ITaskDefinition *pTask = NULL; hr = pService->NewTask( 0, &pTask ); pService->Release(); // COM clean up. Pointer is no longer used. if (FAILED(hr)) { printf("Failed to create a task definition: %x", hr); pRootFolder->Release(); CoUninitialize(); return 1; } // ------------------------------------------------------ // Get the registration info for setting the identification. IRegistrationInfo *pRegInfo= NULL; hr = pTask->get_RegistrationInfo( &pRegInfo ); if( FAILED(hr) ) { printf("\nCannot get identification pointer: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } hr = pRegInfo->put_Author(L"Author Name"); pRegInfo->Release(); if( FAILED(hr) ) { printf("\nCannot put identification info: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // ------------------------------------------------------ // Create the settings for the task ITaskSettings *pSettings = NULL; hr = pTask->get_Settings( &pSettings ); if( FAILED(hr) ) { printf("\nCannot get settings pointer: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // Set setting values for the task. hr = pSettings->put_StartWhenAvailable(VARIANT_TRUE); pSettings->Release(); if( FAILED(hr) ) { printf("\nCannot put setting info: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // ------------------------------------------------------ // Get the trigger collection to insert the boot trigger. ITriggerCollection *pTriggerCollection = NULL; hr = pTask->get_Triggers( &pTriggerCollection ); if( FAILED(hr) ) { printf("\nCannot get trigger collection: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // Add the boot trigger to the task. ITrigger *pTrigger = NULL; hr = pTriggerCollection->Create( TASK_TRIGGER_BOOT, &pTrigger ); pTriggerCollection->Release(); if( FAILED(hr) ) { printf("\nCannot create the trigger: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } IBootTrigger *pBootTrigger = NULL; hr = pTrigger->QueryInterface( IID_IBootTrigger, (void**) &pBootTrigger ); pTrigger->Release(); if( FAILED(hr) ) { printf("\nQueryInterface call failed for IBootTrigger: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } hr = pBootTrigger->put_Id( _bstr_t( L"Trigger1" ) ); if( FAILED(hr) ) printf("\nCannot put the trigger ID: %x", hr); // Set the task to start at a certain time. The time // format should be YYYY-MM-DDTHH:MM:SS(+-)(timezone). // For example, the start boundary below // is January 1st 2005 at 12:05 hr = pBootTrigger->put_StartBoundary( _bstr_t(L"2005-01-01T12:05:00") ); if( FAILED(hr) ) printf("\nCannot put the start boundary: %x", hr); hr = pBootTrigger->put_EndBoundary( _bstr_t(L"2015-05-02T08:00:00") ); if( FAILED(hr) ) printf("\nCannot put the end boundary: %x", hr); // Delay the task to start 30 seconds after system start. hr = pBootTrigger->put_Delay( L"PT30S" ); pBootTrigger->Release(); if( FAILED(hr) ) { printf("\nCannot put delay for boot trigger: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // ------------------------------------------------------ // Add an Action to the task. This task will execute Notepad.exe. IActionCollection *pActionCollection = NULL; // Get the task action collection pointer. hr = pTask->get_Actions( &pActionCollection ); if( FAILED(hr) ) { printf("\nCannot get Task collection pointer: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // Create the action, specifying it as an executable action. IAction *pAction = NULL; hr = pActionCollection->Create( TASK_ACTION_EXEC, &pAction ); pActionCollection->Release(); if( FAILED(hr) ) { printf("\nCannot create the action: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } IExecAction *pExecAction = NULL; // QI for the executable task pointer. hr = pAction->QueryInterface( IID_IExecAction, (void**) &pExecAction ); pAction->Release(); if( FAILED(hr) ) { printf("\nQueryInterface call failed for IExecAction: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // Set the path of the executable to Notepad.exe. hr = pExecAction->put_Path( _bstr_t( wstrExecutablePath.c_str() ) ); pExecAction->Release(); if( FAILED(hr) ) { printf("\nCannot set path of executable: %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } // ------------------------------------------------------ // Save the task in the root folder. IRegisteredTask *pRegisteredTask = NULL; VARIANT varPassword; varPassword.vt = VT_EMPTY; hr = pRootFolder->RegisterTaskDefinition( _bstr_t( wszTaskName ), pTask, TASK_CREATE_OR_UPDATE, _variant_t(L"Local Service"), varPassword, TASK_LOGON_SERVICE_ACCOUNT, _variant_t(L""), &pRegisteredTask); if( FAILED(hr) ) { printf("\nError saving the Task : %x", hr ); pRootFolder->Release(); pTask->Release(); CoUninitialize(); return 1; } printf("\n Success! Task successfully registered. " ); // Clean up. pRootFolder->Release(); pTask->Release(); pRegisteredTask->Release(); CoUninitialize(); return 0;}