Function ToggleUnofficialExtraRegionCode

src/drivers/win/header_editor.cpp:486–496

}

void ToggleUnofficialExtraRegionCode(HWND hwnd, bool ines20, bool unofficial_check, bool check)
{
	// The unofficial byte to determine whether multiple region is valid

	// Multiple in Region Groupbox
	EnableWindow(GetDlgItem(hwnd, IDC_RADIO_REGION_DUAL), ines20 || unofficial_check && check);

	// Dual region is not avalable when in ines 1.0 and extra region in unofficial is not checked, switch it back to NTSC 
	if (!ines20 && (!unofficial_check || !check) && IsDlgButtonChecked(hwnd, IDC_RADIO_REGION_DUAL) == BST_CHECKED)
		CheckRadioButton(hwnd, IDC_RADIO_REGION_NTSC, IDC_RADIO_REGION_DENDY, IDC_RADIO_REGION_NTSC);
}

void ToggleUnofficialPrgRamPresent(HWND hwnd, bool ines20, bool unofficial_check, bool check) {
	// The unofficial byte to determine wheter PRGRAM exists