デスクトップを作成した上でアプリケーションを起動する

NewDesktop.cpp

#include "stdafx.h"
#include <Windows.h>

int _tmain(int argc, _TCHAR* argv[])
{
	TCHAR commandLine[MAX_PATH] = { 0 };
	HDESK hOldDesk, hInputDesk, hNewDesk;
	STARTUPINFO si;
	PROCESS_INFORMATION pi;
	BOOL success;
	TCHAR* NEW_DESKTOP_NAME = _T("NewDesktop");

	if (argc <= 1)
	{
		wprintf(_T("USAGE: %s command [args...]"), argv[0]);
		return 0;
	}
	for (int i = 1; i < argc; i++)
	{
		if (i > 1)
		{
			lstrcat(commandLine, TEXT(" "));
		}
		lstrcat(commandLine, TEXT("\""));
		lstrcat(commandLine, argv[i]);
		lstrcat(commandLine, TEXT("\""));
	}

	hOldDesk = GetThreadDesktop(GetCurrentThreadId());
	if (hOldDesk == NULL)
	{
		puts("ERROR: GetThreadDesktop");
		return 1;
	}
	hInputDesk = OpenInputDesktop(0, FALSE, DESKTOP_SWITCHDESKTOP);
	if (hInputDesk == NULL)
	{
		puts("ERROR: OpenInputDesktop");
		return 1;
	}
	hNewDesk = CreateDesktop(NEW_DESKTOP_NAME, NULL, NULL, 0, GENERIC_ALL, NULL);
	if (hNewDesk == NULL)
	{
		puts("ERROR: CreateDesktop");
		CloseDesktop(hInputDesk);
		return 1;
	}

	if (!SetThreadDesktop(hNewDesk))
	{
		puts("ERROR: SetThreadDesktop");
		CloseDesktop(hNewDesk);
		CloseDesktop(hInputDesk);
		return 1;
	}
	if (!SwitchDesktop(hNewDesk))
	{
		puts("ERROR: SwitchDesktop");
		SetThreadDesktop(hOldDesk);
		CloseDesktop(hNewDesk);
		CloseDesktop(hInputDesk);
		return 1;
	}

	ZeroMemory(&si, sizeof(si));
	si.cb = sizeof(si);
	si.lpDesktop = NEW_DESKTOP_NAME;
	ZeroMemory(&pi, sizeof(pi));

	success = CreateProcess(NULL, commandLine, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
	if (success)
	{
		WaitForSingleObject(pi.hProcess, INFINITE);
	}

	SwitchDesktop(hInputDesk);
	SetThreadDesktop(hOldDesk);
	CloseDesktop(hNewDesk);
	CloseDesktop(hInputDesk);

	if (!success)
	{
		puts("ERROR: CreateProcess");
		return 1;
	}

	return 0;
}