[英]android programmatically Turning on and off GPS in android 4.0 and up
[英]Android gps programmatically turning on and turning off
我已經編寫了一個簡單的gps代碼,它在一些設備(例如moto g)中以編程方式打開和關閉gps,但是一些舊版本或三星二重奏和其他一些設備沒有以編程方式打開gps。 請幫我解決這個問題,
如果gps成功打開,我將獲得緯度和經度,所以我將使用它
並提前感謝
您必須從Manifest文件中降低API級別
請根據您的要求進行更改。
轉向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並獲得Lat Lat
這段代碼用於停止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);
}
得到Lat Long
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);
}
}
}
首先,它取決於您是通過Google Play服務捕獲地理位置還是以“舊”方式執行此操作。 我不建議做一些用戶背后的事情。 常見的方法是檢查GPS是否打開,並且最多使用PreferenceScreen將用戶引導至系統設置。 還可以通過DialogPreference或Toast通知用戶。 否則,如果您想以臟方式執行此操作,可以在Stackoverflow上找到答案
public void turnGPSOn() {
Intent intent = new Intent("android.location.GPS_ENABLED_CHANGE");
intent.putExtra("enabled", true);
this.sendBroadcast(intent);
String provider = Settings.Secure.getString(this.getContentResolver(), Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
if (!provider.contains("gps")) { //if gps is disabled
final Intent poke = new Intent();
poke.setClassName("com.android.settings", "com.android.settings.widget.SettingsAppWidgetProvider");
poke.setData(Uri.parse("3"));
this.sendBroadcast(poke);
}
}
// automatic turn off the gps
public void turnGPSOff() {
Intent intent = new Intent("android.location.GPS_ENABLED_CHANGE");
intent.putExtra("enabled", false);
this.sendBroadcast(intent);
String provider = Settings.Secure.getString(this.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"));
this.sendBroadcast(poke);
}
}
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