android > 获取当前位置

HomeIndex.java
package basic.futao.ma;import java.io.IOException;import java.util.List;import java.util.Locale;import android.app.Activity;import android.content.Context;import android.location.Address;import android.location.Criteria;import android.location.Geocoder;import android.location.Location;import android.location.LocationManager;import android.os.Bundle;import android.util.Log;import location_map.futao.ma.R;public class HomeIndex extends Activity {/** Called when the activity is first created. */String TAG = "PhoneStatReceiver";Context Tcontext;@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);Tcontext = HomeIndex.this;LocationManager loctionManager = (LocationManager) Tcontext.getSystemService(Context.LOCATION_SERVICE);Criteria criteria = new Criteria();criteria.setAccuracy(Criteria.ACCURACY_FINE);// 高精度criteria.setAltitudeRequired(false);// 不要求海拔criteria.setBearingRequired(false);// 不要求方位criteria.setCostAllowed(true);// 允许有花费criteria.setPowerRequirement(Criteria.POWER_LOW);// 低功耗// 从可用的位置提供器中，匹配以上标准的最佳提供器        String provider = loctionManager.getBestProvider(criteria, true);          Location location = null;        try {        location = loctionManager.getLastKnownLocation(provider); } catch (Exception e) {// TODO: handle exception}                 if(location != null){//如果获得有效坐标              // 获得最后一次变化的位置                            Double x = location.getLatitude();// 纬度              Double y = location.getLongitude();// 经度              Log.d("PhoneStatReceiver", x + "_" + y);  // 根据坐标返回具体地址Geocoder geocoder;List addresses = null;String addressStr = "";// 最终地址geocoder = new Geocoder(Tcontext, Locale.getDefault());try {addresses = geocoder.getFromLocation(x, y, 1);if (!addresses.isEmpty()) {// 判断addresses是否为空//如果获得有效地理位置String address = addresses.get(0).getAddressLine(0);String city = addresses.get(0).getAddressLine(1);String country = addresses.get(0).getAddressLine(2);addressStr = country + "__" + city + "___" + address;Log.d(TAG, addressStr);}else{Log.d(TAG, "获取失败");}} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}else{Log.d(TAG, "获取失败");}}}
然后是权限
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