SetDlgItemText(hwnd, IDC_SPACE2, "");
PropSheet_SetWizButtons(dialog, 0);
SendMessage(dialog, PSM_CANCELTOCLOSE, 0, 0); //makes wine display a warning
SetDlgItemText(hwnd, IDC_SPACE2, "");
PropSheet_SetWizButtons(dialog, 0);
SendMessage(dialog, PSM_CANCELTOCLOSE, 0, 0); //makes wine display a warning