Qt on Andorid GPS应用

package com.mtn.mes; import java.lang.String; import android.content.Context; import android.content.Intent; import android.app.PendingIntent; import android.os.Handler; import android.os.Message; import android.util.Log; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.net.Uri; import android.location.Criteria; import android.provider.Settings; import android.os.Bundle; import android.os.Environment; import java.io.File; import com.loopj.android.http.AsyncHttpClient; import com.loopj.android.http.AsyncHttpResponseHandler; import android.widget.Toast; import java.util.Date; import android.location.Location; import android.location.LocationListener; import android.location.LocationManager; import com.amap.api.location.AMapLocation; import com.amap.api.location.AMapLocationListener; import com.amap.api.location.LocationManagerProxy; import com.amap.api.location.LocationProviderProxy; import com.baidu.location.BDLocation; import com.baidu.location.BDLocationListener; import com.baidu.location.LocationClient; import com.baidu.location.LocationClientOption; import com.baidu.location.LocationClientOption.LocationMode; public class GpsService extends org.qtproject.qt5.android.bindings.QtActivity { private static GpsService m_instance; private final static String TAG = "GpsService"; private final static int MSG_STR_GPS_LOC = 0; private final static int MSG_RPT_GPS_INF = 1; //////////////////////////////////////////////////////////////// // 定位相关 //////////////////////////////////////////////////////////////// private LocationManagerProxy aMapManager; public GpsService(){ m_instance = this; } public static void calledByCpp() { System.out.println("[0]hello world!"); Message msg = new Message(); msg.what = MSG_STR_GPS_LOC; m_instance.handler.sendMessage(msg); // 消息触发，启动GPS定位 //m_instance.handler.sendEmptyMessage(0); // 消息触发，启动GPS定位 } public static void calledByCpp(int arg0) { System.out.println("[1]hello world!"); } private void startAmap() { aMapManager = LocationManagerProxy.getInstance(this); /* * mAMapLocManager.setGpsEnable(false); * 1.0.2版本新增方法，设置true表示混合定位中包含gps定位，false表示纯网络定位，默认是true Location * API定位采用GPS和网络混合定位方式 * ，第一个参数是定位provider，第二个参数时间最短是2000毫秒，第三个参数距离间隔单位是米，第四个参数是定位监听者 */ aMapManager.requestLocationUpdates(LocationProviderProxy.AMapNetwork, 2000, 10, mAMapLocationListener); } private AMapLocationListener mAMapLocationListener = new AMapLocationListener() { @Override public void onStatusChanged(String provider, int status, Bundle extras) { } @Override public void onProviderEnabled(String provider) { } @Override public void onProviderDisabled(String provider) { } @Override public void onLocationChanged(Location location) { } @Override public void onLocationChanged(AMapLocation location) { if (location != null) { Double geoLat = location.getLatitude(); Double geoLng = location.getLongitude(); String cityCode = ""; String desc = ""; Bundle locBundle = location.getExtras(); if (locBundle != null) { cityCode = locBundle.getString("citycode"); desc = locBundle.getString("desc"); } String str = ( "location ok:(" + geoLng + "," + geoLat + ")"+ "\nAccuracy :" + location.getAccuracy() + "Meter" + "\nPositioning:" + location.getProvider() + "\nPositioning time:" + new Date(location.getTime()).toLocaleString() + "\nCity coding :" + cityCode + "\nLocation Description:" + desc + "\nProvince:" + location.getProvince() + "\nCity:" + location.getCity() + "\nDistrict (county):" + location.getDistrict() + "\nRegional Coding:" + location.getAdCode()); //Toast.makeText(getApplicationContext(), "高德定位\n" + str, Toast.LENGTH_SHORT).show(); // 发送位置信息到handler, hander处再转发给Qt Message msg = new Message(); Bundle data = new Bundle(); data.putString("value", str); msg.setData(data); msg.what = MSG_RPT_GPS_INF; handler.sendMessage(msg); } } }; private Handler handler = new Handler() { @Override public void handleMessage(Message msg) { switch(msg.what) { case MSG_STR_GPS_LOC: m_instance.startAmap(); break; case MSG_RPT_GPS_INF: ExtendsQtNative m_nativeNotify = new ExtendsQtNative(); Bundle data = msg.getData(); System.out.println(data.getString("value")); m_nativeNotify.reportGpsInfo(0, data.getString("value")); break; default: System.out.println("msg type error!"); break; } } }; }