gps没有获取用户位置
我想获取当前用户位置(经度和纬度),但onLocationChanged
方法不会被称为 但其他方法如public void onProviderDisabled(String provider)。请帮忙,可能是什么问题? 我有一个类:gps没有获取用户位置
package com.javacodegeeks.android.lbs;
import android.app.Activity;
import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;
public class LbsGeocodingActivity extends Activity {
private static final long MINIMUM_DISTANCE_CHANGE_FOR_UPDATES = 1; // in Meters
private static final long MINIMUM_TIME_BETWEEN_UPDATES = 1000; // in Milliseconds
protected LocationManager locationManager;
protected Button retrieveLocationButton;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
retrieveLocationButton = (Button) findViewById(R.id.retrieve_location_button);
locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
locationManager.requestLocationUpdates(
LocationManager.GPS_PROVIDER,
MINIMUM_TIME_BETWEEN_UPDATES,
MINIMUM_DISTANCE_CHANGE_FOR_UPDATES,
new MyLocationListener()
);
retrieveLocationButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
showCurrentLocation();
}
});
}
protected void showCurrentLocation() {
Location location = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);
if (location != null) {
String message = String.format(
"Current Location \n Longitude: %1$s \n Latitude: %2$s",
location.getLongitude(), location.getLatitude()
);
Toast.makeText(LbsGeocodingActivity.this, message,
Toast.LENGTH_LONG).show();
}
}
private class MyLocationListener implements LocationListener {
public void onLocationChanged(Location location) {
String message = String.format(
"New Location \n Longitude: %1$s \n Latitude: %2$s",
location.getLongitude(), location.getLatitude()
);
Toast.makeText(LbsGeocodingActivity.this, message, Toast.LENGTH_LONG).show();
}
public void onStatusChanged(String s, int i, Bundle b) {
Toast.makeText(LbsGeocodingActivity.this, "Provider status changed",
Toast.LENGTH_LONG).show();
}
public void onProviderDisabled(String s) {
Toast.makeText(LbsGeocodingActivity.this,
"Provider disabled by the user. GPS turned off",
Toast.LENGTH_LONG).show();
}
public void onProviderEnabled(String s) {
Toast.makeText(LbsGeocodingActivity.this,
"Provider enabled by the user. GPS turned on",
Toast.LENGTH_LONG).show();
}
}
}
public class HomeActivity extends Activity implements LocationListener{
public static Context mContext;
private double latitude, longitude;
public LocationManager mLocManager;
@Override
protected void onCreate(Bundle savedInstanceState) {
mContext=this;
super.onCreate(savedInstanceState);
setContentView(R.layout.homelayout);
mLocManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
mLocManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0,
this);
mLocManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 0,
0, this);
locationUpdate();
((Button) this.findViewById(R.id.ButtonHome))
.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
startActivity(new Intent(HomeActivity.this,
DefaultDisplay.class));
}
});
((Button) this.findViewById(R.id.ButtonProfile))
.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
if (GUIStatics.boolLoginStatus) {
startActivity(new Intent(HomeActivity.this,
MyProfile.class));
} else {
Intent intent=new Intent(HomeActivity.this,
Login.class);
intent.putExtra("moveTo","MyProfile");
startActivity(intent);
}
}
});
((Button) this.findViewById(R.id.ButtonNotifications))
.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
if (GUIStatics.boolLoginStatus) {
startActivity(new Intent(HomeActivity.this,
ShowAllNotificationActiviry.class));
} else {
Intent intent=new Intent(HomeActivity.this,
Login.class);
intent.putExtra("moveTo","ShowAllNotificationActiviry");
startActivity(intent);
}
}
});
((Button) this.findViewById(R.id.ButtonFavorites))
.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
if (GUIStatics.boolLoginStatus) {
startActivity(new Intent(HomeActivity.this,
FavoritesActivity.class));
} else {
Intent intent=new Intent(HomeActivity.this,
Login.class);
intent.putExtra("moveTo","FavoritesActivity");
startActivity(intent);
}
}
});
((Button) this.findViewById(R.id.ButtonMore))
.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
startActivity(new Intent(HomeActivity.this,
MoreListActivity.class));
}
});
}
public void locationUpdate()
{
CellLocation.requestLocationUpdate();
}
public void getAddress(double lat, double lng) {
Geocoder geocoder = new Geocoder(HomeActivity.mContext, Locale.getDefault());
try {
List<Address> addresses = geocoder.getFromLocation(lat, lng, 1);
Address obj = addresses.get(0);
String add = obj.getAddressLine(0);
GUIStatics.currentAddress = obj.getSubAdminArea() + ","
+ obj.getAdminArea();
GUIStatics.latitude = obj.getLatitude();
GUIStatics.longitude = obj.getLongitude();
GUIStatics.currentCity= obj.getSubAdminArea();
GUIStatics.currentState= obj.getAdminArea();
add = add + "\n" + obj.getCountryName();
add = add + "\n" + obj.getCountryCode();
add = add + "\n" + obj.getAdminArea();
add = add + "\n" + obj.getPostalCode();
add = add + "\n" + obj.getSubAdminArea();
add = add + "\n" + obj.getLocality();
add = add + "\n" + obj.getSubThoroughfare();
Log.v("IGA", "Address" + add);
// Toast.makeText(this, "Address=>" + add,
// Toast.LENGTH_SHORT).show();
// TennisAppActivity.showDialog(add);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
}
}
public void onLocationChanged(Location location) {
latitude = location.getLatitude();
longitude = location.getLongitude();
GUIStatics.latitude=location.getLatitude();
GUIStatics.longitude= location.getLongitude();
Log.v("Test", "IGA" + "Lat" + latitude + " Lng" + longitude);
//mLocManager.r
getAddress(latitude, longitude);
if(location!=null)
{
mLocManager.removeUpdates(this);
}
// Toast.makeText(this, "Lat" + latitude + " Lng" + longitude,
// Toast.LENGTH_SHORT).show();
}
public void onProviderDisabled(String arg0) {
// TODO Auto-generated method stub
Toast.makeText(HomeActivity.this, "Gps Disabled", Toast.LENGTH_SHORT).show();
Intent intent = new Intent(
android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS);
startActivity(intent);
}
public void onProviderEnabled(String arg0) {
// TODO Auto-generated method stub
}
public void onStatusChanged(String arg0, int arg1, Bundle arg2) {
if(arg1 ==
LocationProvider.TEMPORARILY_UNAVAILABLE) {
Toast.makeText(HomeActivity.this,
"LocationProvider.TEMPORARILY_UNAVAILABLE",
Toast.LENGTH_SHORT).show();
}
else if(arg1== LocationProvider.OUT_OF_SERVICE) {
Toast.makeText(HomeActivity.this,
"LocationProvider.OUT_OF_SERVICE", Toast.LENGTH_SHORT).show();
}
}
} 这是我的代码我用这对于获取用户当前位置。 仔细阅读它,检查你在代码中犯的错误。 ,并检查与gps相关的mainfest文件中的所有权限。
<uses-permission android:name="android.permission.ACCESS_GPS" />
<uses-permission android:name="android.permission.ACCESS_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
我希望这是帮助。
嗨DynamicMind我创建的代码,它在模拟器工作正常我传递经纬度它显示它在日志BT时,当我尝试它在设备上它显示GPS搜索的图标,但没有显示在日志代码是 – amrut1 2011-06-02 06:35:55
我运行该应用程序在bebug模式,它显示我的方法不在被叫 – amrut1 2011-06-02 06:52:33
我得到更新为06-02 12:30:10.504:INFO/GpsLocationProvider(2474):requestRefLocation:gsm_cell = [41022,6733740] 06-02 12:30:10.504:INFO/GpsLocationProvider(2474):requestRefLocation :mcc = 404 mnc = 22 06-02 12:34:50.293:DEBUG/gps_BRCM(2474):on_location_cb():lat(18.608823),lon(73.713734),flags(0x00000000),精度(1669.000000)012-06-02 12:34:50.293:DEBUG/gps_BRCM(2474):on_satellite _cb(num_svs:0 used_in_fix_mask:0x00000000) – amrut1 2011-06-02 07:01:25
private static final long MINIMUM_DISTANCE_CHANGE_FOR_UPDATES = 1; //在米
更改为0 ....
只是扩展了GpsStatus.Listener您的活动。 类似如下: ublic类MyActivity实现LocationListener的, GpsStatus.Listener
,并检查您的权限:
已经刺激了GPS坐标,通过DDMS模拟器或telnet命令。 – Dinash 2011-06-02 04:56:39
嗨迪尼什我试着在设备上三星galexy s其他方法正在调用bt当我按下一个图标显示,gps正在搜索bt it剂量显示任何信息 – amrut1 2011-06-02 05:12:01
它在它的工作正常仿真程序....如果是的话,检查互联网连接,并检查是否GPS启用...还检查GPS坐标是否被钩... – Dinash 2011-06-02 05:17:00