Android 原生定位

  LocationManager mLocationManager;
    MyLocationListener myLocationListener;
    OnLocationChangeListener mListener;

    @SuppressLint("MissingPermission")
    public boolean registerLocation(Context context, long minTime, long minDistance, OnLocationChangeListener listener) {
        if(listener == null) {
            return false;
        } else if(ContextCompat.checkSelfPermission(context, "android.permission.ACCESS_FINE_LOCATION") != 0 && ActivityCompat.checkSelfPermission(context, "android.permission.ACCESS_COARSE_LOCATION") != 0) {
            ActivityCompat.requestPermissions((Activity)context, new String[]{"android.permission.ACCESS_FINE_LOCATION"}, 1);
            ActivityCompat.requestPermissions((Activity)context, new String[]{"android.permission.ACCESS_COARSE_LOCATION"}, 1);
            return false;
        } else {
            mLocationManager = (LocationManager)context.getSystemService(Context.LOCATION_SERVICE);
            mListener = listener;
            if(!isLocationEnabled(context)) {
                Toast.showToast(context, "无法定位，请打开定位服务", 500);
                return false;
            } else {
                String provider = mLocationManager.getBestProvider(getCriteria(), true);
                Location location = mLocationManager.getLastKnownLocation(provider);
                if(location != null) {
                    listener.getLastKnownLocation(location);
                }
                if(myLocationListener == null) {
                    myLocationListener = new MyLocationListener();
                }
                mLocationManager.requestLocationUpdates(provider, minTime, (float)minDistance, myLocationListener);
                return true;
            }
        }
    }
   
    private  Criteria getCriteria() {
        Criteria criteria = new Criteria();
        criteria.setAccuracy(1);
        criteria.setSpeedRequired(false);
        criteria.setCostAllowed(false);
        criteria.setBearingRequired(false);
        criteria.setAltitudeRequired(false);
        criteria.setPowerRequirement(1);
        return criteria;
    }

    public static boolean isLocationEnabled(Context context) {
        LocationManager lm = (LocationManager)context.getSystemService(LOCATION_SERVICE);
        return lm.isProviderEnabled("network") || lm.isProviderEnabled("gps");
    }
    private class MyLocationListener implements LocationListener {
        private MyLocationListener() {
        }

        public void onLocationChanged(Location location) {
            if(mListener != null) {
               mListener.onLocationChanged(location);
            }
        }

        public void onStatusChanged(String provider, int status, Bundle extras) {
            if(mListener != null) {
                mListener.onStatusChanged(provider, status, extras);
            }
            switch(status) {
                case 0:
                    Log.d("onStatusChanged", "当前GPS状态为服务区外状态");
                    break;
                case 1:
                    Log.d("onStatusChanged", "当前GPS状态为暂停服务状态");
                    break;
                case 2:
                    Log.d("onStatusChanged", "当前GPS状态为可见状态");
            }
        }
        public void onProviderEnabled(String provider) {
        }

        public void onProviderDisabled(String provider) {
        }
    }
    public interface OnLocationChangeListener {
        void getLastKnownLocation(Location var1);

        void onLocationChanged(Location var1);

        void onStatusChanged(String var1, int var2, Bundle var3);
    }

解除注册

//移除监听
    @SuppressLint("MissingPermission")
    public void unRegisterLocation() {
        if(mLocationManager != null) {
            if(myLocationListener != null) {
                mLocationManager.removeUpdates(myLocationListener);
                myLocationListener = null;
            }
            mLocationManager = null;
        }
    }