Android Open Source - android-wifi-timer Wifi State Receiver

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License

The source code is released under:

GNU General Public License

Java Source Code

/*-
 *  Copyright (C) 2011 Laurent Sebag/*from w  ww . j av  a2s. c o m*/
 *
 *  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 org.laurentsebag.wifitimer;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.net.wifi.WifiManager;

public class WifiStateReceiver extends BroadcastReceiver {

    private static final String CANCELED_BY_AIRPLANE_MODE = "canceled_by_airplane_mode";
    private static final String TURNED_OFF_BY_AIRPLANE_MODE = "turned_off_by_airplane_mode";

    @Override
    public void onReceive(Context context, Intent data) {
        String action = data.getAction();
        SharedPreferences preferences = context.getSharedPreferences(
                AppConfig.APP_PREFERENCES, Context.MODE_PRIVATE);
        Editor edit = preferences.edit();

        if (WifiManager.WIFI_STATE_CHANGED_ACTION.equals(action)) {

            String timerUsage = AppConfig.getWifiTimerUsage(context);

            int wifiState = data.getIntExtra(WifiManager.EXTRA_WIFI_STATE, -1);
            switch(wifiState) {
            case WifiManager.WIFI_STATE_DISABLED:
                if (timerUsage.equals(AppConfig.MODE_ON_WIFI_DEACTIVATION)) {
                    boolean turnOffByAirplaneMode = preferences.getBoolean(TURNED_OFF_BY_AIRPLANE_MODE, false);
                    if (turnOffByAirplaneMode) {
                        edit.putBoolean(TURNED_OFF_BY_AIRPLANE_MODE, false);
                        edit.commit();
                    }
                    // If the wifi state has changed but not because of a airplane mode change,
                    // display the wifi timer dialog.
                    if (!turnOffByAirplaneMode) {
                        Intent intent = new Intent(context, TimerActivity.class);
                        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                        context.startActivity(intent);
                    }
                } else {
                    Timer timer = new Timer(context);
                    timer.cancel();
                }
                break;
            case WifiManager.WIFI_STATE_ENABLED:
                if (timerUsage.equals(AppConfig.MODE_ON_WIFI_DEACTIVATION)) {
                    Timer timer = new Timer(context);
                    timer.cancel();
                } else {
                    Intent intent = new Intent(context, TimerActivity.class);
                    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                    context.startActivity(intent);
                }
                break;
            }
        }
        else if (Intent.ACTION_AIRPLANE_MODE_CHANGED.equals(action)) {
            boolean airplaneModeOn = data.getBooleanExtra("state", false);

            if (airplaneModeOn) {
                edit.putBoolean(TURNED_OFF_BY_AIRPLANE_MODE, true);

                // If user sets airplane mode, cancel current timer
                Timer t = new Timer(context);
                if (t.isSet()) {
                    t.cancel();
                    edit.putBoolean(CANCELED_BY_AIRPLANE_MODE, true);
                }
                edit.commit();
            } else {
                // If user had set timer before turning to airplane mode
                // when airplane mode is quit, restore wifi
                if (preferences.getBoolean(CANCELED_BY_AIRPLANE_MODE, false)) {
                    edit.putBoolean(CANCELED_BY_AIRPLANE_MODE, false);
                    edit.commit();
                    if(AppConfig.getWifiTimerUsage(context).equals(AppConfig.MODE_ON_WIFI_DEACTIVATION))
                    RadioUtils.setWifiOn(context);
                }
            }
        }
    }

}

Java Source Code List

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