/*
* 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.android.settings.deviceinfo;
import static android.content.Context.CONNECTIVITY_SERVICE;
import static android.content.Context.WIFI_SERVICE;
import android.bluetooth.BluetoothAdapter;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.res.Resources;
import android.net.ConnectivityManager;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.SystemClock;
import android.os.SystemProperties;
import android.os.UserManager;
import android.support.v7.preference.Preference;
import android.text.TextUtils;
import com.android.internal.logging.MetricsProto.MetricsEvent;
import com.android.internal.util.ArrayUtils;
import com.android.settings.R;
import com.android.settings.SettingsPreferenceFragment;
import com.android.settings.Utils;
import java.lang.ref.WeakReference;
/**
* Display the following information
* # Battery Strength : TODO
* # Uptime
* # Awake Time
* # XMPP/buzz/tickle status : TODO
*
*/
public class Status extends SettingsPreferenceFragment {
private static final String KEY_BATTERY_STATUS = "battery_status";
private static final String KEY_BATTERY_LEVEL = "battery_level";
private static final String KEY_IP_ADDRESS = "wifi_ip_address";
private static final String KEY_WIFI_MAC_ADDRESS = "wifi_mac_address";
private static final String KEY_BT_ADDRESS = "bt_address";
private static final String KEY_SERIAL_NUMBER = "serial_number";
private static final String KEY_WIMAX_MAC_ADDRESS = "wimax_mac_address";
private static final String KEY_SIM_STATUS = "sim_status";
private static final String KEY_IMEI_INFO = "imei_info";
// Broadcasts to listen to for connectivity changes.
private static final String[] CONNECTIVITY_INTENTS = {
BluetoothAdapter.ACTION_STATE_CHANGED,
ConnectivityManager.CONNECTIVITY_ACTION,
WifiManager.LINK_CONFIGURATION_CHANGED_ACTION,
WifiManager.NETWORK_STATE_CHANGED_ACTION,
};
private static final int EVENT_UPDATE_STATS = 500;
private static final int EVENT_UPDATE_CONNECTIVITY = 600;
private ConnectivityManager mCM;
private WifiManager mWifiManager;
private Resources mRes;
private String mUnknown;
private String mUnavailable;
private Preference mUptime;
private Preference mBatteryStatus;
private Preference mBatteryLevel;
private Preference mBtAddress;
private Preference mIpAddress;
private Preference mWifiMacAddress;
private Preference mWimaxMacAddress;
private Handler mHandler;
private static class MyHandler extends Handler {
private WeakReference<Status> mStatus;
public MyHandler(Status activity) {
mStatus = new WeakReference<Status>(activity);
}
@Override
public void handleMessage(Message msg) {
Status status = mStatus.get();
if (status == null) {
return;
}
switch (msg.what) {
case EVENT_UPDATE_STATS:
status.updateTimes();
sendEmptyMessageDelayed(EVENT_UPDATE_STATS, 1000);
break;
case EVENT_UPDATE_CONNECTIVITY:
status.updateConnectivity();
break;
}
}
}
private BroadcastReceiver mBatteryInfoReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (Intent.ACTION_BATTERY_CHANGED.equals(action)) {
mBatteryLevel.setSummary(Utils.getBatteryPercentage(intent));
mBatteryStatus.setSummary(Utils.getBatteryStatus(getResources(), intent));
}
}
};
private IntentFilter mConnectivityIntentFilter;
private final BroadcastReceiver mConnectivityReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (ArrayUtils.contains(CONNECTIVITY_INTENTS, action)) {
mHandler.sendEmptyMessage(EVENT_UPDATE_CONNECTIVITY);
}
}
};
private boolean hasBluetooth() {
return BluetoothAdapter.getDefaultAdapter() != null;
}
private boolean hasWimax() {
return mCM.getNetworkInfo(ConnectivityManager.TYPE_WIMAX) != null;
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
mHandler = new MyHandler(this);
mCM = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
mWifiManager = (WifiManager) getSystemService(WIFI_SERVICE);
addPreferencesFromResource(R.xml.device_info_status);
mBatteryLevel = findPreference(KEY_BATTERY_LEVEL);
mBatteryStatus = findPreference(KEY_BATTERY_STATUS);
mBtAddress = findPreference(KEY_BT_ADDRESS);
mWifiMacAddress = findPreference(KEY_WIFI_MAC_ADDRESS);
mWimaxMacAddress = findPreference(KEY_WIMAX_MAC_ADDRESS);
mIpAddress = findPreference(KEY_IP_ADDRESS);
mRes = getResources();
mUnknown = mRes.getString(R.string.device_info_default);
mUnavailable = mRes.getString(R.string.status_unavailable);
// Note - missing in zaku build, be careful later...
mUptime = findPreference("up_time");
if (!hasBluetooth()) {
getPreferenceScreen().removePreference(mBtAddress);
mBtAddress = null;
}
if (!hasWimax()) {
getPreferenceScreen().removePreference(mWimaxMacAddress);
mWimaxMacAddress = null;
}
mConnectivityIntentFilter = new IntentFilter();
for (String intent: CONNECTIVITY_INTENTS) {
mConnectivityIntentFilter.addAction(intent);
}
updateConnectivity();
String serial = Build.SERIAL;
if (serial != null && !serial.equals("")) {
setSummaryText(KEY_SERIAL_NUMBER, serial);
} else {
removePreferenceFromScreen(KEY_SERIAL_NUMBER);
}
// Remove SimStatus and Imei for Secondary user as it access Phone b/19165700
// Also remove on Wi-Fi only devices.
//TODO: the bug above will surface in split system user mode.
if (!UserManager.get(getContext()).isAdminUser()
|| Utils.isWifiOnly(getContext())) {
removePreferenceFromScreen(KEY_SIM_STATUS);
removePreferenceFromScreen(KEY_IMEI_INFO);
}
}
@Override
protected int getMetricsCategory() {
return MetricsEvent.DEVICEINFO_STATUS;
}
@Override
public void onResume() {
super.onResume();
getContext().registerReceiver(mConnectivityReceiver, mConnectivityIntentFilter,
android.Manifest.permission.CHANGE_NETWORK_STATE, null);
getContext().registerReceiver(mBatteryInfoReceiver,
new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
mHandler.sendEmptyMessage(EVENT_UPDATE_STATS);
}
@Override
public void onPause() {
super.onPause();
getContext().unregisterReceiver(mBatteryInfoReceiver);
getContext().unregisterReceiver(mConnectivityReceiver);
mHandler.removeMessages(EVENT_UPDATE_STATS);
}
/**
* Removes the specified preference, if it exists.
* @param key the key for the Preference item
*/
private void removePreferenceFromScreen(String key) {
Preference pref = findPreference(key);
if (pref != null) {
getPreferenceScreen().removePreference(pref);
}
}
/**
* @param preference The key for the Preference item
* @param property The system property to fetch
* @param alt The default value, if the property doesn't exist
*/
private void setSummary(String preference, String property, String alt) {
try {
findPreference(preference).setSummary(
SystemProperties.get(property, alt));
} catch (RuntimeException e) {
}
}
private void setSummaryText(String preference, String text) {
if (TextUtils.isEmpty(text)) {
text = mUnknown;
}
// some preferences may be missing
if (findPreference(preference) != null) {
findPreference(preference).setSummary(text);
}
}
private void setWimaxStatus() {
if (mWimaxMacAddress != null) {
String macAddress = SystemProperties.get("net.wimax.mac.address", mUnavailable);
mWimaxMacAddress.setSummary(macAddress);
}
}
private void setWifiStatus() {
WifiInfo wifiInfo = mWifiManager.getConnectionInfo();
boolean hasMacAddress = wifiInfo != null && wifiInfo.hasRealMacAddress();
String macAddress = hasMacAddress ? wifiInfo.getMacAddress() : null;
mWifiMacAddress.setSummary(!TextUtils.isEmpty(macAddress) ? macAddress : mUnavailable);
}
private void setIpAddressStatus() {
String ipAddress = Utils.getDefaultIpAddresses(this.mCM);
if (ipAddress != null) {
mIpAddress.setSummary(ipAddress);
} else {
mIpAddress.setSummary(mUnavailable);
}
}
private void setBtStatus() {
BluetoothAdapter bluetooth = BluetoothAdapter.getDefaultAdapter();
if (bluetooth != null && mBtAddress != null) {
String address = bluetooth.isEnabled() ? bluetooth.getAddress() : null;
if (!TextUtils.isEmpty(address)) {
// Convert the address to lowercase for consistency with the wifi MAC address.
mBtAddress.setSummary(address.toLowerCase());
} else {
mBtAddress.setSummary(mUnavailable);
}
}
}
void updateConnectivity() {
setWimaxStatus();
setWifiStatus();
setBtStatus();
setIpAddressStatus();
}
void updateTimes() {
long at = SystemClock.uptimeMillis() / 1000;
long ut = SystemClock.elapsedRealtime() / 1000;
if (ut == 0) {
ut = 1;
}
mUptime.setSummary(convert(ut));
}
private String pad(int n) {
if (n >= 10) {
return String.valueOf(n);
} else {
return "0" + String.valueOf(n);
}
}
private String convert(long t) {
int s = (int)(t % 60);
int m = (int)((t / 60) % 60);
int h = (int)((t / 3600));
return h + ":" + pad(m) + ":" + pad(s);
}
}