auto import from //depot/cupcake/@135843
This commit is contained in:
The Android Open Source Project
208
src/com/android/settings/BatteryInfo.java
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208
src/com/android/settings/BatteryInfo.java
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/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings;
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import android.app.Activity;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.os.BatteryManager;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.IPowerManager;
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import android.os.Message;
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import android.os.RemoteException;
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import android.os.ServiceManager;
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import android.os.SystemClock;
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import android.text.format.DateUtils;
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import android.widget.TextView;
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import com.android.internal.app.IBatteryStats;
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public class BatteryInfo extends Activity {
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private TextView mStatus;
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private TextView mLevel;
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private TextView mScale;
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private TextView mHealth;
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private TextView mVoltage;
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private TextView mTemperature;
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private TextView mTechnology;
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private TextView mUptime;
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private TextView mAwakeBattery;
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private TextView mAwakePlugged;
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private TextView mScreenOn;
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private IBatteryStats mBatteryStats;
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private IPowerManager mScreenStats;
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private static final int EVENT_TICK = 1;
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private Handler mHandler = new Handler() {
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@Override
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public void handleMessage(Message msg) {
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switch (msg.what) {
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case EVENT_TICK:
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updateBatteryStats();
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sendEmptyMessageDelayed(EVENT_TICK, 1000);
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break;
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}
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}
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};
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/**
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* Format a number of tenths-units as a decimal string without using a
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* conversion to float. E.g. 347 -> "34.7"
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*/
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private final String tenthsToFixedString(int x) {
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int tens = x / 10;
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return new String("" + tens + "." + (x - 10*tens));
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}
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/**
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*Listens for intent broadcasts
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*/
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private IntentFilter mIntentFilter;
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private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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String action = intent.getAction();
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if (action.equals(Intent.ACTION_BATTERY_CHANGED)) {
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int plugType = intent.getIntExtra("plugged", 0);
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mLevel.setText("" + intent.getIntExtra("level", 0));
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mScale.setText("" + intent.getIntExtra("scale", 0));
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mVoltage.setText("" + intent.getIntExtra("voltage", 0) + " "
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+ getString(R.string.battery_info_voltage_units));
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mTemperature.setText("" + tenthsToFixedString(intent.getIntExtra("temperature", 0))
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+ getString(R.string.battery_info_temperature_units));
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mTechnology.setText("" + intent.getStringExtra("technology"));
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int status = intent.getIntExtra("status", BatteryManager.BATTERY_STATUS_UNKNOWN);
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String statusString;
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if (status == BatteryManager.BATTERY_STATUS_CHARGING) {
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statusString = getString(R.string.battery_info_status_charging);
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if (plugType > 0) {
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statusString = statusString + " " + getString(
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(plugType == BatteryManager.BATTERY_PLUGGED_AC)
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? R.string.battery_info_status_charging_ac
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: R.string.battery_info_status_charging_usb);
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}
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} else if (status == BatteryManager.BATTERY_STATUS_DISCHARGING) {
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statusString = getString(R.string.battery_info_status_discharging);
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} else if (status == BatteryManager.BATTERY_STATUS_NOT_CHARGING) {
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statusString = getString(R.string.battery_info_status_not_charging);
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} else if (status == BatteryManager.BATTERY_STATUS_FULL) {
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statusString = getString(R.string.battery_info_status_full);
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} else {
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statusString = getString(R.string.battery_info_status_unknown);
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}
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mStatus.setText(statusString);
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int health = intent.getIntExtra("health", BatteryManager.BATTERY_HEALTH_UNKNOWN);
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String healthString;
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if (health == BatteryManager.BATTERY_HEALTH_GOOD) {
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healthString = getString(R.string.battery_info_health_good);
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} else if (health == BatteryManager.BATTERY_HEALTH_OVERHEAT) {
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healthString = getString(R.string.battery_info_health_overheat);
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} else if (health == BatteryManager.BATTERY_HEALTH_DEAD) {
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healthString = getString(R.string.battery_info_health_dead);
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} else if (health == BatteryManager.BATTERY_HEALTH_OVER_VOLTAGE) {
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healthString = getString(R.string.battery_info_health_over_voltage);
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} else if (health == BatteryManager.BATTERY_HEALTH_UNSPECIFIED_FAILURE) {
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healthString = getString(R.string.battery_info_health_unspecified_failure);
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} else {
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healthString = getString(R.string.battery_info_health_unknown);
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}
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mHealth.setText(healthString);
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}
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}
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};
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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setContentView(R.layout.battery_info);
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// create the IntentFilter that will be used to listen
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// to battery status broadcasts
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mIntentFilter = new IntentFilter();
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mIntentFilter.addAction(Intent.ACTION_BATTERY_CHANGED);
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}
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@Override
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public void onResume() {
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super.onResume();
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mStatus = (TextView)findViewById(R.id.status);
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mLevel = (TextView)findViewById(R.id.level);
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mScale = (TextView)findViewById(R.id.scale);
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mHealth = (TextView)findViewById(R.id.health);
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mTechnology = (TextView)findViewById(R.id.technology);
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mVoltage = (TextView)findViewById(R.id.voltage);
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mTemperature = (TextView)findViewById(R.id.temperature);
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mUptime = (TextView) findViewById(R.id.uptime);
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mAwakeBattery = (TextView) findViewById(R.id.awakeBattery);
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mAwakePlugged = (TextView) findViewById(R.id.awakePlugged);
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mScreenOn = (TextView) findViewById(R.id.screenOn);
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// Get awake time plugged in and on battery
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mBatteryStats = IBatteryStats.Stub.asInterface(ServiceManager.getService("batteryinfo"));
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mScreenStats = IPowerManager.Stub.asInterface(ServiceManager.getService(POWER_SERVICE));
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mHandler.sendEmptyMessageDelayed(EVENT_TICK, 1000);
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registerReceiver(mIntentReceiver, mIntentFilter);
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}
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@Override
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public void onPause() {
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super.onPause();
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mHandler.removeMessages(EVENT_TICK);
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// we are no longer on the screen stop the observers
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unregisterReceiver(mIntentReceiver);
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}
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private void updateBatteryStats() {
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long uptime = SystemClock.elapsedRealtime();
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mUptime.setText(DateUtils.formatElapsedTime(uptime / 1000));
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if (mBatteryStats != null) {
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try {
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long awakeTimeBattery = mBatteryStats.getAwakeTimeBattery() / 1000;
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long awakeTimePluggedIn = mBatteryStats.getAwakeTimePlugged() / 1000;
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mAwakeBattery.setText(DateUtils.formatElapsedTime(awakeTimeBattery / 1000)
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+ " (" + (100 * awakeTimeBattery / uptime) + "%)");
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mAwakePlugged.setText(DateUtils.formatElapsedTime(awakeTimePluggedIn / 1000)
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+ " (" + (100 * awakeTimePluggedIn / uptime) + "%)");
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} catch (RemoteException re) {
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mAwakeBattery.setText("Unknown");
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mAwakePlugged.setText("Unknown");
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}
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}
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if (mScreenStats != null) {
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try {
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long screenOnTime = mScreenStats.getScreenOnTime();
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mScreenOn.setText(DateUtils.formatElapsedTime(screenOnTime / 1000));
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} catch (RemoteException re) {
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mScreenOn.setText("Unknown");
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}
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}
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}
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}
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