Java OnSharedPreferenceChangeListener類代碼示例

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
/**
 * 檢查當token信息與配置文件是否保持一致，若不一致則對當前的token信息進行初始化
 */
private void compareWithConfig() {
    if (this.context == null) {
        return;
    }

    /**
     * 對配置的權限信息進行監控，保持多個AccessTokenManager對象之間的，權限信息一致。
     */
    final SharedPreferences sp = this.context.getSharedPreferences(BAIDU_OAUTH_CONFIG, Context.MODE_PRIVATE);
    sp.registerOnSharedPreferenceChangeListener(new OnSharedPreferenceChangeListener() {

        @Override
        public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
            String acToken = sp.getString(OauthConfig.PrefenenceKey.SP_ACCESS_TOKEN, null);
            if (accessToken != null && !accessToken.equals(acToken)) {
                initToken();
            }
        }
    });
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
@Override
public void onCreate(final Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mSharedPreferenceChangeListener = new OnSharedPreferenceChangeListener() {
        @Override
        public void onSharedPreferenceChanged(final SharedPreferences prefs, final String key) {
            final SubScreenFragment fragment = SubScreenFragment.this;
            final Context context = fragment.getActivity();
            if (context == null || fragment.getPreferenceScreen() == null) {
                final String tag = fragment.getClass().getSimpleName();
                // TODO: Introduce a static function to register this class and ensure that
                // onCreate must be called before "onSharedPreferenceChanged" is called.
                Log.w(tag, "onSharedPreferenceChanged called before activity starts.");
                return;
            }
            new BackupManager(context).dataChanged();
            fragment.onSharedPreferenceChanged(prefs, key);
        }
    };
    getSharedPreferences().registerOnSharedPreferenceChangeListener(
            mSharedPreferenceChangeListener);
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
@Inject
public PreferencesService(@ApplicationContext Context context) {
    mPrefs = context.getSharedPreferences(PREFS_FILE_NAME, Context.MODE_PRIVATE);

    mChangedKeys = Observable.create(new Observable.OnSubscribe<String>() {
        @Override
        public void call(final Subscriber<? super String> subscriber) {
            final OnSharedPreferenceChangeListener listener = new OnSharedPreferenceChangeListener() {
                @Override
                public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
                    subscriber.onNext(key);
                }
            };

            Subscription subscription = Subscriptions.create(new Action0() {
                @Override public void call() {
                    mPrefs.unregisterOnSharedPreferenceChangeListener(listener);
                }
            });
            subscriber.add(subscription);

            mPrefs.registerOnSharedPreferenceChangeListener(listener);
        }
    }).share();
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
public BroadcastEventBridge(Context context,
                            String prefName,
                            CacheCandidateProvider cacheCandidateProvider,
                            CacheProvider cacheProvider,
                            SerializerFactory serializerFactory,
                            TaskExecutor taskExecutor,
                            ValueEncryption valueEncryption,
                            DirectoryProvider directoryProvider,
                            Map<String, List<OnSharedPreferenceChangeListener>> allListeners) {
    this.context = context;
    this.prefName = prefName;
    this.cacheCandidateProvider = cacheCandidateProvider;
    this.cacheProvider = cacheProvider;
    this.serializerFactory = serializerFactory;
    this.taskExecutor = taskExecutor;
    this.valueEncryption = valueEncryption;
    this.updateActionName = createUpdateActionName(directoryProvider);
    this.removeActionName = createRemoveActionName(directoryProvider);
    this.currentListeners = putIfAbsentListeners(prefName, allListeners);
    this.updateReceiver = createUpdateReceiver();
    this.removeReceiver = createRemoveReceiver();
    this.processId = Process.myPid();
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
public boolean commit() {
	//Log.d(this.getClass().toString(), "commit() changes back to database");
	SQLiteDatabase db = hostdb.getWritableDatabase();
	db.update(table, update, "_id = ?", new String[] { String.valueOf(id) });
	db.close();

	// make sure we refresh the parent cached values
	cacheValues();

	// and update any listeners
	for(OnSharedPreferenceChangeListener listener : listeners) {
		listener.onSharedPreferenceChanged(CursorPreferenceHack.this, null);
	}

	return true;
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
public static SharedPreferences.OnSharedPreferenceChangeListener a(Context paramContext, Runnable paramRunnable)
{
  hvu localhvu = (hvu)mbb.a(paramContext, hvu.class);
  if (hwa.d == localhvu.c())
  {
    if (!efj.j()) {
      break label68;
    }
    paramRunnable.run();
  }
  for (;;)
  {
    hvw localhvw = new hvw(paramContext, paramRunnable);
    a.add(localhvw);
    localhvu.b.registerOnSharedPreferenceChangeListener(localhvw);
    localhvu.b();
    return localhvw;
    label68:
    efj.m().post(paramRunnable);
  }
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences,
		String key) {
	Set<OnSharedPreferenceChangeListener> listeners = new HashSet<OnSharedPreferenceChangeListener>();
	synchronized (this) {
		if (prefs.contains(key)) {
			mMap.put(key, sharedPreferences.getAll().get(key));
		} else {
			mMap.remove(key);
		}
		listeners.addAll(mListeners.keySet());
	}
	for (OnSharedPreferenceChangeListener listener : listeners) {
		if (listener != null) {
			listener.onSharedPreferenceChanged(this, key);
		}
	}
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
/**
 * Add an OnSettingChangedListener to the SettingsManager, which will
 * execute onSettingsChanged when any SharedPreference has been updated.
 */
public void addListener(final OnSettingChangedListener listener) {
    if (listener == null) {
        throw new IllegalArgumentException("OnSettingChangedListener cannot be null.");
    }

    if (mListeners.contains(listener)) {
        return;
    }

    mListeners.add(listener);
    OnSharedPreferenceChangeListener sharedPreferenceListener =
            getSharedPreferenceListener(listener);
    mSharedPreferenceListeners.add(sharedPreferenceListener);
    mDefaultPreferences.registerOnSharedPreferenceChangeListener(sharedPreferenceListener);

    if (mCustomPreferences != null) {
        mCustomPreferences.registerOnSharedPreferenceChangeListener(
            sharedPreferenceListener);
    }
    Log.v(TAG, "listeners: " + mListeners);
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
/**
 * Remove a specific SettingsListener. This should be done in onPause if a
 * listener has been set.
 */
public void removeListener(OnSettingChangedListener listener) {
    if (listener == null) {
        throw new IllegalArgumentException();
    }

    if (!mListeners.contains(listener)) {
        return;
    }

    int index = mListeners.indexOf(listener);
    mListeners.remove(listener);

    OnSharedPreferenceChangeListener sharedPreferenceListener =
            mSharedPreferenceListeners.get(index);
    mSharedPreferenceListeners.remove(index);
    mDefaultPreferences.unregisterOnSharedPreferenceChangeListener(
            sharedPreferenceListener);

    if (mCustomPreferences != null) {
        mCustomPreferences.unregisterOnSharedPreferenceChangeListener(
            sharedPreferenceListener);
    }
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
public ComboPreferences(Context context) {
    mPackageName = context.getPackageName();
    mPrefGlobal = context.getSharedPreferences(
            getGlobalSharedPreferencesName(context), Context.MODE_PRIVATE);
    mPrefGlobal.registerOnSharedPreferenceChangeListener(this);

    synchronized (sMap) {
        sMap.put(context, this);
    }
    mListeners = new CopyOnWriteArrayList<OnSharedPreferenceChangeListener>();

    // The global preferences was previously stored in the default
    // shared preferences file. They should be stored in the camera-specific
    // shared preferences file so we can backup them solely.
    SharedPreferences oldprefs =
            PreferenceManager.getDefaultSharedPreferences(context);
    if (!mPrefGlobal.contains(CameraSettings.KEY_VERSION)
            && oldprefs.contains(CameraSettings.KEY_VERSION)) {
        moveGlobalPrefsFrom(oldprefs);
    }
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
@Override
public void onCreate() {
	super.onCreate();
	
	mSharedPreferences = MultiprocessSharedPreferences.getSharedPreferences(this, SP_NAME, Context.MODE_PRIVATE);
	Log.d(TAG, "onCreate." + SP_KEY + " = " + mSharedPreferences.getString(SP_KEY, null));
	mOnSharedPreferenceChangeListener = new OnSharedPreferenceChangeListener() {
		@Override
		public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
			String msg = "onSharedPreferenceChanged." + SP_KEY + " = " + sharedPreferences.getString(SP_KEY, null);
			Log.d(TAG, msg);
			Toast.makeText(CoreService.this, msg, Toast.LENGTH_SHORT).show();
		}
	};
	mSharedPreferences.registerOnSharedPreferenceChangeListener(mOnSharedPreferenceChangeListener);
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
/**
 * {@inheritDoc}
 */
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    sharedPrefs = PreferenceManager.getDefaultSharedPreferences(getApplication());
    sharedPrefs.registerOnSharedPreferenceChangeListener(new OnSharedPreferenceChangeListener() {
        @Override
        public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
            BackupManager.dataChanged(getPackageName());
        }
    });

    Utils.setStrictMode(true);

    setContentView(getLayoutResource());
    initUI();
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
public PersistentProperties(Future<SharedPreferences> paramFuture1, Future<SharedPreferences> paramFuture2)
{
  this.mLoadReferrerPreferences = paramFuture1;
  this.mLoadStoredPreferences = paramFuture2;
  this.mSuperPropertiesCache = null;
  this.mReferrerPropertiesCache = null;
  this.mIdentitiesLoaded = false;
  this.mReferrerChangeListener = new SharedPreferences.OnSharedPreferenceChangeListener()
  {
    public void onSharedPreferenceChanged(SharedPreferences paramAnonymousSharedPreferences, String paramAnonymousString)
    {
      synchronized (PersistentProperties.sReferrerPrefsLock)
      {
        PersistentProperties.this.readReferrerProperties();
        PersistentProperties.access$202(false);
        return;
      }
    }
  };
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
@Override
public void onCreate() {
	super.onCreate();
	CancelAllNotif();
	Log.d(LOG_TAG, "Service started");

	//handle preference
	UpdatePref();
	prefs = PreferenceManager.getDefaultSharedPreferences(this);
	listener = new SharedPreferences.OnSharedPreferenceChangeListener() {
		public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
			Log.d(LOG_TAG, "Preference changed"); 
			UpdatePref();
		}
	};
	prefs.registerOnSharedPreferenceChangeListener(listener);		
}
 

import android.content.SharedPreferences.OnSharedPreferenceChangeListener; //導入依賴的package包/類
public void restorePreferences(final Parameters param) {
    // Do synchronization in "reloadPreferences()"

    OnSharedPreferenceChangeListener l =
            mSharedPreferenceChangeListener;
    // Unregister the listener since "upgrade preference" will
    // change bunch of preferences. We can handle them with one
    // onSharedPreferencesChanged();
    mSharedPrefs.unregisterOnSharedPreferenceChangeListener(l);
    Context context = getGLRootView().getContext();
    Editor editor = mSharedPrefs.edit();
    editor.clear();
    editor.apply();
    CameraSettings.upgradeAllPreferences(mSharedPrefs);
    CameraSettings.initialCameraPictureSize(context, param);
    reloadPreferences();
    if (mListener != null) {
        mListener.onSharedPreferencesChanged();
    }
    mSharedPrefs.registerOnSharedPreferenceChangeListener(l);
}