Android Open Source - Flym Throttled Content Observer






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Back to project page Flym.

License

The source code is released under:

GNU General Public License

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Java Source Code

/**
 * Flym/*www  .ja v  a2s. c  om*/
 *
 * Copyright (c) 2012-2013 Frederic Julian
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package net.fred.feedex.utils;

import android.database.ContentObserver;
import android.os.Handler;
import android.os.SystemClock;

public abstract class ThrottledContentObserver extends ContentObserver {

    private final long mUpdateThrottle;
    private final Handler mHandler;
    private Runnable mOnChangeTask = null;

    public ThrottledContentObserver(Handler handler, long delayMS) {
        super(handler);
        mUpdateThrottle = delayMS;
        mHandler = handler;
    }

    @Override
    public void onChange(final boolean selfChange) {
        if (mOnChangeTask == null) {
            mOnChangeTask = new Runnable() {
                @Override
                public void run() {
                    onChangeThrottled();
                    mOnChangeTask = null;
                }
            };

            long now = SystemClock.uptimeMillis();
            mHandler.postAtTime(mOnChangeTask, now + mUpdateThrottle);
        }
        super.onChange(selfChange);
    }

    abstract public void onChangeThrottled();
}




Java Source Code List

net.fred.feedex.ApplicationTest.java
net.fred.feedex.Constants.java
net.fred.feedex.MainApplication.java
net.fred.feedex.activity.AboutActivity.java
net.fred.feedex.activity.AddGoogleNewsActivity.java
net.fred.feedex.activity.BaseActivity.java
net.fred.feedex.activity.EditFeedActivity.java
net.fred.feedex.activity.EditFeedsListActivity.java
net.fred.feedex.activity.EntryActivity.java
net.fred.feedex.activity.GeneralPrefsActivity.java
net.fred.feedex.activity.HomeActivity.java
net.fred.feedex.adapter.CursorLoaderExpandableListAdapter.java
net.fred.feedex.adapter.DrawerAdapter.java
net.fred.feedex.adapter.EntriesCursorAdapter.java
net.fred.feedex.adapter.FeedsCursorAdapter.java
net.fred.feedex.adapter.FiltersCursorAdapter.java
net.fred.feedex.fragment.EditFeedsListFragment.java
net.fred.feedex.fragment.EntriesListFragment.java
net.fred.feedex.fragment.EntryFragment.java
net.fred.feedex.fragment.GeneralPrefsFragment.java
net.fred.feedex.fragment.SwipeRefreshFragment.java
net.fred.feedex.fragment.SwipeRefreshListFragment.java
net.fred.feedex.loader.BaseLoader.java
net.fred.feedex.parser.OPML.java
net.fred.feedex.parser.RssAtomParser.java
net.fred.feedex.provider.DatabaseHelper.java
net.fred.feedex.provider.FeedDataContentProvider.java
net.fred.feedex.provider.FeedData.java
net.fred.feedex.receiver.BootCompletedBroadcastReceiver.java
net.fred.feedex.receiver.ConnectionChangeReceiver.java
net.fred.feedex.service.FetcherService.java
net.fred.feedex.service.RefreshService.java
net.fred.feedex.utils.ArticleTextExtractor.java
net.fred.feedex.utils.CircleTransform.java
net.fred.feedex.utils.FileUtils.java
net.fred.feedex.utils.HtmlUtils.java
net.fred.feedex.utils.NetworkUtils.java
net.fred.feedex.utils.PrefUtils.java
net.fred.feedex.utils.StringUtils.java
net.fred.feedex.utils.ThrottledContentObserver.java
net.fred.feedex.utils.UiUtils.java
net.fred.feedex.view.AutoSummaryListPreference.java
net.fred.feedex.view.BakedBezierInterpolator.java
net.fred.feedex.view.DragNDropExpandableListView.java
net.fred.feedex.view.DragNDropListener.java
net.fred.feedex.view.EntryView.java
net.fred.feedex.view.SwipeProgressBar.java
net.fred.feedex.view.SwipeRefreshLayout.java
net.fred.feedex.widget.ColorPickerDialogPreference.java
net.fred.feedex.widget.TickerWidgetProvider.java
net.fred.feedex.widget.TickerWidgetService.java
net.fred.feedex.widget.WidgetConfigActivity.java
net.fred.feedex.widget.WidgetConfigFragment.java
net.fred.feedex.widget.WidgetProvider.java
net.fred.feedex.widget.WidgetService.java