/**
* Creates or gets the pref node, creates an entry and then hooks it up as a listener . The
* current value of the color because the default.
*
* @param colorWrapper the color object wrapper
* @param section the section or category of the pref
* @param pref the pref's name
* @param attrName the actual attribute
*/
public void registerInternal(
final ColorWrapper colorWrapper,
final String section,
final String pref,
final String attrName) {
AppPreferences appPrefs = getPref();
checkName(section, pref, attrName);
String fullName = makeKey(section, pref, attrName);
if (hash.get(fullName) == null) {
String defValue = colorWrapper.toString();
String prefVal = checkForPref(fullName, defValue);
colorWrapper.setRGB(prefVal);
ColorCacheEntry colorEntry = new ColorCacheEntry(colorWrapper, fullName, prefVal, defValue);
appPrefs.addChangeListener(fullName, colorEntry);
hash.put(fullName, colorEntry);
}
}
@Override
public void preferenceChange(AppPrefsChangeEvent evt) {
super.preferenceChange(evt);
colorWrapper.setRGB(getValue());
}