Android Open Source - Dual-Battery-Widget Intent Receiver

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License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Definitions. "License" shall mean the terms and conditions f...

Java Source Code

/*
 * Copyright 2011 Artiom Chilaru (http://flexlabs.org)
 */*w  w w .j  a v  a 2s.  c o m*/
 * 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 org.flexlabs.widgets.dualbattery.service;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.BatteryManager;
import android.os.Build;
import org.flexlabs.widgets.dualbattery.BatteryLevel;
import org.flexlabs.widgets.dualbattery.Constants;
import org.flexlabs.widgets.dualbattery.BatteryWidgetUpdater;
import org.flexlabs.widgets.dualbattery.storage.BatteryLevelAdapter;

import java.util.Date;

public class IntentReceiver extends BroadcastReceiver {
    private NotificationManager mNotificationManager;
    private boolean screenOff = false;

    public IntentReceiver(Context context) {
        // The dock notification icon will only show up on the transformer (aka Honeycomb+)
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB) {
            mNotificationManager = new NotificationManager(context);
        }
    }

    @Override
    public void onReceive(Context context, Intent intent) {
        try {
            boolean newData = false;
            BatteryLevel level = BatteryLevel.getCurrent();
    
            if (Intent.ACTION_SCREEN_OFF.equals(intent.getAction())) {
                if (!screenOff)
                    newData = true;
                screenOff = true;
    
            } else if (Intent.ACTION_SCREEN_ON.equals(intent.getAction())) {
                if (screenOff)
                    newData = true;
                screenOff = false;
    
            } else if (Intent.ACTION_DOCK_EVENT.equals(intent.getAction())) {
                if (level != null && level.is_dockFriendly()) {
                    int dockState = intent.getIntExtra(Intent.EXTRA_DOCK_STATE, -1);
                    if (dockState == Intent.EXTRA_DOCK_STATE_UNDOCKED && level.is_dockConnected()) {
                        level.undock();
                    }
                    if (dockState == 10 && !level.is_dockConnected() && BatteryLevel.lastDockLevel != null) {// 10 = Asus Transformer Dock
                        level.dock(BatteryLevel.lastDockLevel);
                    }
                }
    
            } else if (Intent.ACTION_BATTERY_CHANGED.equals(intent.getAction())) {
                BatteryLevel newLevel = BatteryLevel.parse(intent.getExtras());
                if (newLevel == null)
                    return;
    
                if (newLevel.isDifferent(level))
                    newData = true;
    
                if ((level == null || level.get_status() == BatteryManager.BATTERY_STATUS_CHARGING) &&
                    newLevel.get_status() != BatteryManager.BATTERY_STATUS_CHARGING)
                    BatteryLevel.lastCharged = new Date();
    
                if (newLevel.is_dockFriendly() && level != null && level.get_dock_status() >= Constants.DOCK_STATE_CHARGING &&
                    newLevel.get_dock_status() < Constants.DOCK_STATE_CHARGING)
                    BatteryLevel.dockLastConnected = new Date();
    
                if (newLevel.get_dock_level() != null)
                    BatteryLevel.lastDockLevel = newLevel.get_dock_level();
    
                BatteryLevel.update(newLevel);
                level = newLevel;
            }
    
            if (!newData && screenOff)
                return;
    
            // Running more expensive operations away from the UI thread
            Runnable runnable = new Runnable() {
                private Context _context;
                private BatteryLevel _level;
                private boolean _newData;
                public Runnable setData(Context context, BatteryLevel level, boolean newData) {
                    _context = context;
                    _level = level;
                    _newData = newData;
                    return this;
                }
    
                @Override
                public void run() {
                    try {
                        if (_newData) {
                            BatteryLevelAdapter.Entry entry = new BatteryLevelAdapter.Entry(
                                _level.get_status(),
                                _level.get_level(),
                                _level.get_dock_status(),
                                _level.get_dock_level(),
                                screenOff);

                            BatteryLevelAdapter adapter = new BatteryLevelAdapter(_context);
                            adapter.open();
                            adapter.insertEntry(entry);
                            adapter.close();
                        }

                        if (!screenOff) {
                            // The dock notification icon will only show up on the transformer (aka Honeycomb+)
                            if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB) {
                                if (_level.is_dockConnected())
                                    mNotificationManager.update(
                                            _level.get_dock_level(),
                                            _level.get_dock_status() == Constants.DOCK_STATE_CHARGING);
                                else
                                    mNotificationManager.hide();
                            }
                            BatteryWidgetUpdater.updateAllWidgets(_context, _level, null);
                        }
                    } catch (Exception ignore) { }
                }
            }.setData(context, level, newData);
            new Thread(runnable).start();
        } catch (Exception ignore) {}
    }
}

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