android位置定位

package com.genius.listen; import java.io.BufferedReader; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; import java.util.ArrayList; import java.util.Calendar; import java.util.List; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.entity.StringEntity; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.params.CoreConnectionPNames; import org.json.JSONArray; import org.json.JSONObject; import android.app.PendingIntent; import android.app.PendingIntent.CanceledException; import android.content.ContentResolver; import android.content.Context; import android.content.Intent; import android.location.Location; import android.location.LocationListener; import android.location.LocationManager; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.provider.Settings; import android.telephony.CellLocation; import android.telephony.NeighboringCellInfo; import android.telephony.TelephonyManager; import android.telephony.gsm.GsmCellLocation; import android.util.Log; import android.widget.Toast; public class MyLocationManager { private final static int CHECK_POSITION_INTERVAL = 60 * 1000; private LocationManager locationManager; private Context mContext; private Handler mHandler; private myListen myListenGPS; private myListen myListenNetwork; public MyLocationManager(Context context, Handler handler) { mContext = context; mHandler = handler; locationManager=(LocationManager)context.getSystemService(context.LOCATION_SERVICE); mTelephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE); } /* * 获取GPS开关状态״̬ */ public boolean getGPSState() { ContentResolver resolver = mContext.getContentResolver(); boolean open = Settings.Secure.isLocationProviderEnabled(resolver, LocationManager.GPS_PROVIDER); return open; } /* * 切换GPS开关状态̬ */ public void toggleGPS() { Intent gpsIntent = new Intent(); gpsIntent.setClassName("com.android.settings", "com.android.settings.widget.SettingsAppWidgetProvider"); gpsIntent.addCategory("android.intent.category.ALTERNATIVE"); gpsIntent.setData(Uri.parse("custom:3")); try { PendingIntent.getBroadcast(mContext, 0, gpsIntent, 0).send(); } catch (CanceledException e) { e.printStackTrace(); } } public Location getLocationByGps() { Location location = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); return location; } public Location getLocationByNetwork() { Location location = locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); return location; } public void registerListen() { if (myListenGPS == null) { myListenGPS = new myListen(); locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, CHECK_POSITION_INTERVAL, 0, myListenGPS); } if (myListenNetwork == null) { myListenNetwork = new myListen(); locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, CHECK_POSITION_INTERVAL, 0, myListenNetwork); } } public void unRegisterListen() { if(myListenGPS != null) { locationManager.removeUpdates(myListenGPS); myListenGPS = null; } if(myListenNetwork != null) { locationManager.removeUpdates(myListenNetwork); myListenNetwork = null; } } class myListen implements LocationListener { @Override public void onLocationChanged(Location location) { // TODO Auto-generated method stub MyUtil.display("onLocationChanged......."); if (mHandler != null) { Message msg = mHandler.obtainMessage(LocationListenDemoActivity.REFRESH_LOCATION, location); msg.sendToTarget(); } } @Override public void onProviderDisabled(String provider) { // TODO Auto-generated method stub } @Override public void onProviderEnabled(String provider) { // TODO Auto-generated method stub } @Override public void onStatusChanged(String provider, int status, Bundle extras) { // TODO Auto-generated method stub } } /** 谷歌查询地址URL*/ // %s: latitude, %s: longitude private static final String GOOGLE_QUERY_ADDRESS_URL = "http://maps.google.cn/maps/geo?key=abcdefg&q=%s,%s"; private static final int TIME_OUT_INTERVAL = 3 * 1000; private TelephonyManager mTelephonyManager; private GsmCellLocation mGsmCellLocation; private int cid; private int lac; private String mcc = ""; private String mnc = ""; /* * 获取基站信息 */ public CellIDInfo getCellInfo() { mGsmCellLocation = ((GsmCellLocation) mTelephonyManager.getCellLocation()); if (mGsmCellLocation == null) return null; cid = mGsmCellLocation.getCid(); lac = mGsmCellLocation.getLac(); String netWorkOperator = mTelephonyManager.getNetworkOperator(); mcc = netWorkOperator.substring(0, 3); mnc = netWorkOperator.substring(3, 5); CellIDInfo cellIDInfo = new CellIDInfo(); cellIDInfo.cellId = cid; cellIDInfo.mobileCountryCode = mcc; cellIDInfo.mobileNetworkCode = mnc; cellIDInfo.locationAreaCode = lac; return cellIDInfo; } /** * 通过谷歌获取地理位置 * * @throws Exception */ public String queryAddressByGoogle(Double lat, Double lon){ String resultString = ""; /** 这里采用get方法，直接将参数加到URL上 */ String urlString = String.format(GOOGLE_QUERY_ADDRESS_URL, lat,lon); /** 新建HttpClient */ HttpClient client = new DefaultHttpClient(); /** 设置超时 */ client.getParams().setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, TIME_OUT_INTERVAL);//请求超时 client.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, TIME_OUT_INTERVAL);//读取超时 /** 采用GET方法 */ HttpGet get = new HttpGet(urlString); try { /** 发起GET请求并获得返回数据 */ HttpResponse response = client.execute(get); HttpEntity entity = response.getEntity(); BufferedReader buffReader = new BufferedReader(new InputStreamReader(entity.getContent())); StringBuffer strBuff = new StringBuffer(); String result = null; while ((result = buffReader.readLine()) != null) { strBuff.append(result); } resultString = strBuff.toString(); /** 解析JSON数据，获得物理地址 */ if (resultString != null && resultString.length() > 0) { JSONObject jsonobject = new JSONObject(resultString); JSONArray jsonArray = new JSONArray(jsonobject.get("Placemark").toString()); resultString = ""; for (int i = 0; i < jsonArray.length(); i++) { resultString = jsonArray.getJSONObject(i).getString("address"); } } } catch (Exception e) { return null; } finally { get.abort(); client = null; } return resultString; } }