我写了一个简单的 gps 代码,它在某些设备(比如 moto g)中以编程方式打开和关闭 gps,但一些旧版本或 Samsung duos 和其他一些设备它没有以编程方式打开 gps。 请帮我解决这个问题,
如果gps开启成功我会得到纬度和经度,所以我会用它
提前致谢
You have to decrease your API level from Manifest File
最佳答案
请根据您的要求进行更改。
关闭 GPS
private void turnGPSOn()
{
String provider = android.provider.Settings.Secure.getString(getContentResolver(),android.provider.Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
if (!provider.contains("gps"))
{
final Intent poke = new Intent();
poke.setClassName("com.android.settings","com.android.settings.widget.SettingsAppWidgetProvider");
poke.addCategory(Intent.CATEGORY_ALTERNATIVE);
poke.setData(Uri.parse("3"));
sendBroadcast(poke);
}
}
停止 GPS 并获取 Lat Long
此代码用于停止 gps
LocationUtil locationUtil = new LocationUtil(getApplicationContext());
locationUtil.stopUsingGPS();
if (statusOfGPS) {
Intent intent = new Intent("android.location.GPS_ENABLED_CHANGE");
intent.putExtra("enabled", false);
sendBroadcast(intent);
}
String provider = Settings.Secure.getString(getContentResolver(), Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
if(provider.contains("gps"))
{ //if gps is enabled
final Intent poke = new Intent();
poke.setClassName("com.android.settings", "com.android.settings.widget.SettingsAppWidgetProvider");
poke.addCategory(Intent.CATEGORY_ALTERNATIVE);
poke.setData(Uri.parse("3"));
sendBroadcast(poke);
}
经纬度
public class LocationUtil implements LocationListener
{
private Context context;
private LocationManager locationManager;
Location ToPassLocation = null;
// chetan changes
private String provider;
// changes
public LocationUtil(Context context)
{
this.context = context;
Log.d("Location", "Object created");
locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0,0, this);
locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 0,0, this);
}
public Location getLatLongLast()
{
// chetan changes
if (ToPassLocation == null)
{
locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
Criteria criteria = new Criteria();
provider = locationManager.getBestProvider(criteria, false);
if (provider.isEmpty())
{
Log.e("Location_Util", "OLD Provider:- NETWORK_Provider");
provider = LocationManager.NETWORK_PROVIDER;
onProviderEnabled(provider);
Location location = locationManager.getLastKnownLocation(provider);
onProviderEnabled(provider);
return location;
}
else if (provider.isEmpty())
{
Log.e("Location_Util", "OLD Provider:- GPS_Provider");
provider = LocationManager.GPS_PROVIDER;
onProviderEnabled(provider);
Location location = locationManager.getLastKnownLocation(provider);
onProviderEnabled(provider);
return location;
}
else
{
Log.e("Location_Util", "OLD Provider:- PASSIVE_Provider");
provider = LocationManager.PASSIVE_PROVIDER;
onProviderEnabled(provider);
Location location = locationManager.getLastKnownLocation(provider);
onProviderEnabled(provider);
return location;
}
}
else
{
Log.e("Location_Util", "NEW Provider:- Will get while calling get provider");
return ToPassLocation;
}
}
// public Location getLatLongLastNew()
// {
// return ToPassLocation;
// }
//
@Override
public void onLocationChanged(Location location)
{
ToPassLocation = location;
System.err.println("Location New:-"+ ToPassLocation);
System.err.println("Latitude__:-"+location.getLatitude()+"-:");
System.err.println("Longitude_:-"+location.getLongitude()+"-:");
Log.e("Location_Util", "Provider__:-"+location.getProvider());
location.getLatitude();
location.getLongitude();
}
@Override
public void onProviderDisabled(String provider)
{
// TODO Auto-generated method stub
}
@Override
public void onProviderEnabled(String provider)
{}
@Override
public void onStatusChanged(String provider, int status, Bundle extras)
{
// TODO Auto-generated method stub
}
public void stopUsingGPS(){
if(locationManager != null){
locationManager.removeUpdates(this);
}
}
}
关于Android gps以编程方式打开和关闭,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/28425802/