广播检测手机电池

private static final String SYSTEMACTION_BATTERY_CHANGED = Intent.ACTION_BATTERY_CHANGED;

IntentFilter filter_system = new IntentFilter();
filter_system.addAction(SYSTEMACTION_BATTERY_CHANGED);
registerReceiver(systemReceiver, filter_system);

private BroadcastReceiver systemReceiver = new BroadcastReceiver() {

@Override
public void onReceive(Context context, Intent intent) {
if (intent.getAction().equals(SYSTEMACTION_BATTERY_CHANGED)) {
int status = intent.getIntExtra("status", -1);
boolean isCharging = status == BatteryManager.BATTERY_STATUS_CHARGING
|| status == BatteryManager.BATTERY_STATUS_FULL;
int chargePlug = intent.getIntExtra("plugged", -1);
boolean usbCharge = chargePlug == BatteryManager.BATTERY_PLUGGED_USB;
boolean acCharge = chargePlug == BatteryManager.BATTERY_PLUGGED_AC;
if ((isCharging && usbCharge) || (isCharging && acCharge)) {
Toast.makeText(context, "------", Toast.LENGTH_SHORT)
.show();
Intent intet = new Intent("com.charging.Broadcast.music");
context.stopService(intet);
} else {
Intent intet = new Intent("com.charging.Broadcast.music");
context.startService(intet);
}
}
}
};

public class MusicService extends Service {
private MediaPlayer mPlayer;

@Override
public void onCreate() {
super.onCreate();
mPlayer = MediaPlayer.create(this, R.raw.a);
}

@Override
public void onDestroy() {
super.onDestroy();
mPlayer.release();
stopSelf();
}

@Override
@Deprecated
public void onStart(Intent intent, int startId) {
// TODO Auto-generated method stub
super.onStart(intent, startId);
mPlayer.start();
}

@Override
public IBinder onBind(Intent intent) {
return null;
}

}

<service android:name="com.charging.Broadcast.MusicService" >
<intent-filter>
<action android:name="com.charging.Broadcast.music" />
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</service>