regCreateKey function

void regCreateKey(HKEY hKey, String subKey)

Creates a registry key.

Throws a WindowsException if the key cannot be created. @Throwing(WindowsException)

Implementation

void regCreateKey(HKEY hKey, String subKey) {
  final pOpenKey = calloc<Pointer>();
  final pSubKey = subKey.toNativeUtf16();
  try {
    final result = RegCreateKeyEx(
      hKey,
      PCWSTR(pSubKey),
      null,
      REG_OPTION_NON_VOLATILE,
      KEY_QUERY_VALUE,
      null, // not inheritable
      pOpenKey,
      nullptr,
    );

    if (result != ERROR_SUCCESS) {
      throw WindowsException(HRESULT_FROM_WIN32(result));
    }
    HKEY(pOpenKey.value).close();
  } finally {
    calloc
      ..free(pOpenKey)
      ..free(pSubKey);
  }
}