static synchronized void load(KeyValueChangeListener listener) {
// Load current settings for initialization of a listener implementor.
for (Map.Entry<String, PreferenceValue> entry : sPrefMap.entrySet()) {
listener.onKeyValueChanged(entry.getKey(), entry.getValue());
}
registerListener(listener);
}
private static void onKeyValueChanged(String key, PreferenceValue value) {
for (WeakReference<KeyValueChangeListener> weakListener : sListeners) {
KeyValueChangeListener listener = weakListener.get();
if (listener != null) listener.onKeyValueChanged(key, value);
}
}