private boolean isUseSystemLook() {
    boolean useSystem;

    if ("default".equalsIgnoreCase(myMode.asString())) {
      useSystem = true;
    } else if ("system".equalsIgnoreCase(myMode.asString())) {
      useSystem = true;
    } else if ("graphite".equalsIgnoreCase(myMode.asString())) {
      useSystem = false;
    } else {
      useSystem = false;
    }
    return useSystem;
  }
  private String getModifierRegistryValue() {
    String value = myModifiersValue.asString().trim();
    if (value.length() > 0) return value;

    if (SystemInfo.isMac) {
      return "control alt";
    } else {
      return "shift alt";
    }
  }
  private static void updateTooltipRequestKey(RegistryValue value) {
    final String text = value.asString();

    ourTooltipKeys.clear();
    ourOtherTooltipKeys.clear();

    processKey(text.contains("meta"), InputEvent.META_MASK);
    processKey(text.contains("control") || text.contains("ctrl"), InputEvent.CTRL_MASK);
    processKey(text.contains("shift"), InputEvent.SHIFT_MASK);
    processKey(text.contains("alt"), InputEvent.ALT_MASK);
  }