想让您的桌面文字背景透明吗？

int main(void)
{
   HWND     hWnd;
   hWnd = GetDesktopWindow();
   if ((hWnd = FindWindowEx(hWnd, 0, "Progman", "Program Manager")) == 0)
      return 1;
   if ((hWnd = FindWindowEx(hWnd, 0, "SysListView32", NULL)) == 0)
      return 1;
   
   SendMessage(hWnd, 0x1024, 0, 0x00ffffff); // Turn foregound to white
   InvalidateRect(hWnd, NULL, TRUE);         // Repaint
   return 0;
} // main()