alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Android example source code file (ExampleBroadcastReceiver.java)

This example Android source code file (ExampleBroadcastReceiver.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" TM.

Java - Android tags/keywords

android, app, appwidgetmanager, arraylist, broadcastreceiver, content, examplebroadcastreceiver, exmamplebroadcastreceiver, intent, os, string, util, utilities, widget

The ExampleBroadcastReceiver.java Android example source code

/*
 * Copyright (C) 2008 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.apis.appwidget;

import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.os.SystemClock;
import android.util.Log;
import android.widget.RemoteViews;

import java.util.ArrayList;

// Need the following import to get access to the app resources, since this
// class is in a sub-package.
import com.example.android.apis.R;

/**
 * A BroadcastReceiver that listens for updates for the ExampleAppWidgetProvider.  This
 * BroadcastReceiver starts off disabled, and we only enable it when there is a widget
 * instance created, in order to only receive notifications when we need them.
 */
public class ExampleBroadcastReceiver extends BroadcastReceiver {

    public void onReceive(Context context, Intent intent) {
        Log.d("ExmampleBroadcastReceiver", "intent=" + intent);

        // For our example, we'll also update all of the widgets when the timezone
        // changes, or the user or network sets the time.
        String action = intent.getAction();
        if (action.equals(Intent.ACTION_TIMEZONE_CHANGED)
                || action.equals(Intent.ACTION_TIME_CHANGED)) {
            AppWidgetManager gm = AppWidgetManager.getInstance(context);
            ArrayList<Integer> appWidgetIds = new ArrayList();
            ArrayList<String> texts = new ArrayList();

            ExampleAppWidgetConfigure.loadAllTitlePrefs(context, appWidgetIds, texts);

            final int N = appWidgetIds.size();
            for (int i=0; i<N; i++) {
                ExampleAppWidgetProvider.updateAppWidget(context, gm, appWidgetIds.get(i), texts.get(i));
            }
        }
    }

}

Other Android examples (source code examples)

Here is a short list of links related to this Android ExampleBroadcastReceiver.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.