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最新推荐文章于 2023-08-23 23:11:29 发布

原创最新推荐文章于 2023-08-23 23:11:29 发布 · 625 阅读

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BOOL test::CheckProcessExist(void)
{
HANDLE hHandle = ::CreateMutex(NULL, FALSE, "Xf0500");
if(::GetLastError() == ERROR_ALREADY_EXISTS)
{
GetProcessWndHandles();
return TRUE;
}

return FALSE;
}

DWORD test::GetProcessWndHandles()
{
CString strProcessName(_T(""));
CString strFindProcessName = "Xf0500.exe";
HANDLE hProcess;
int nRunProcessNum = 0;

DWORD aProcessArray[1024], dwArraySize, dwProcessNum;
unsigned int nIndex = 0;
HMODULE hMod;
TCHAR aszProcessName[1024] = _T("");

if (!::EnumProcesses(aProcessArray, sizeof(aProcessArray), &dwArraySize))
{
return FALSE;
}

dwProcessNum = dwArraySize / sizeof(DWORD);

for (nIndex = 0; nIndex < dwProcessNum; nIndex++)
{
m_dwProcessId = aProcessArray[nIndex];
hProcess = ::OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_TERMINATE |PROCESS_VM_READ,FALSE, m_dwProcessId);

  if (hProcess)
  {
   if (::EnumProcessModules(hProcess, &hMod, sizeof(HMODULE),&dwArraySize))
   {
    ::GetModuleBaseName(hProcess, hMod, aszProcessName, sizeof(aszProcessName));
    strProcessName.Format(_T("%s"),aszProcessName);
    if(strProcessName.Find(strFindProcessName) >= 0)
    {
     ::EnumWindows(EnumProc, (LPARAM)this);
     return TRUE;
    }
   }
  }
}

return FALSE;
}

BOOL CALLBACK test::EnumProc(HWND hwnd, LPARAM lp)
{
return ((CXf0500App*)lp)->OnEnumProc(hwnd);
}

BOOL test::OnEnumProc(HWND hwnd)
{
DWORD dwPid;
HWND thwnd;

::GetWindowThreadProcessId(hwnd, &dwPid);
if (dwPid == m_dwProcessId)
{
  while((thwnd = GetParent(hwnd)) != NULL)
  {
   hwnd = thwnd;
   break;
  }

::ShowWindow(hwnd, SW_NORMAL);
::SetForegroundWindow(hwnd);

return FALSE;
}

return TRUE;
}