Sujeet Kumar: July 2017

Friday, 14 July 2017

How to get key hash for Facebook login android.

Put this code inside onCreate

How to convert GPS Coordinates ( Latitude and Longitude ) to Address in Android.

Manifest



<uses-permission android:name="android.permission.INTERNET" /> 
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" /> 
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /> 
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

activity.gps.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
 xmlns:android="http://schemas.android.com/apk/res/android" 
 xmlns:app="http://schemas.android.com/apk/res-auto"   
 xmlns:tools="http://schemas.android.com/tools"    
  android:layout_width="match_parent"   
  android:layout_height="match_parent"  
  android:orientation="vertical"   
  tools:context="raj.sujeet.com.example.GPSActivity"    

  android:weightSum="1">




    <Button   

     android:id="@+id/getLL"      
  android:layout_width="match_parent"       
 android:layout_height="wrap_content"      
  android:text="get Lati/long"       
 tools:layout_editor_absoluteX="39dp"      
  tools:layout_editor_absoluteY="28dp"        
android:layout_marginTop="10dp"        
tools:ignore="MissingConstraints"       

 android:layout_weight="0.01" />

    <EditText        



android:id="@+id/latitude"      
  android:layout_marginTop="10dp"      
  android:layout_width="match_parent" 
       android:layout_height="wrap_content" />

    <EditText     
   android:id="@+id/longitude"    
    android:layout_marginTop="10dp"    
    android:layout_width="match_parent"   
     android:layout_height="wrap_content" />

    <Button        
android:id="@+id/getLocation" 
       android:layout_marginTop="20dp"
        android:layout_width="match_parent"  
      android:layout_height="wrap_content"  
      android:text="get location"        />

    <TextView  
      android:layout_margin="10dp" 
       android:id="@+id/result"  
      android:layout_width="wrap_content" 
       android:layout_height="wrap_content"        />

</LinearLayout>









GPSActivity.java


public class GPSActivity extends AppCompatActivity {

    Button getLL,getlocation;
    EditText latitudeLL,longitudeLL;

    String lati,longi;

    TextView result;
    Geocoder geocoder;
    List<Address> addressList;

    // GPSTracker class    GPSTracker gps;

    Context mContext;

    double latitude,longitude;

    @Override    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_gps);

        result = (TextView)findViewById(R.id.result);
        geocoder = new Geocoder(this, Locale.getDefault());


        latitudeLL = (EditText)findViewById(R.id.latitude);
        longitudeLL = (EditText)findViewById(R.id.longitude);

        getlocation = (Button)findViewById(R.id.getLocation);

        mContext = this;

        getLL = (Button)findViewById(R.id.getLL);
        getLL.setOnClickListener(new View.OnClickListener() {
            @Override            public void onClick(View view) {


                if (ContextCompat.checkSelfPermission(mContext,
                        Manifest.permission.ACCESS_FINE_LOCATION)
 != PackageManager.PERMISSION_GRANTED                      
  && ActivityCompat.checkSelfPermission(mContext,
                        Manifest.permission.ACCESS_COARSE_LOCATION) 
!= PackageManager.PERMISSION_GRANTED) {
                    ActivityCompat.requestPermissions(GPSActivity.this,
                            new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 1);

                } else {
                    Toast.makeText(mContext, "You need have granted permission",
 Toast.LENGTH_SHORT).show();
                    gps = new GPSTracker(mContext, GPSActivity.this);

                    // Check if GPS enabled                 
   if (gps.canGetLocation()) {

                         latitude = gps.getLatitude();
                        longitude = gps.getLongitude();

                        // \n is for new line         
               Toast.makeText(getApplicationContext(),
                                "Your Location is - \nLat: " + latitude + "\nLong: " + longitude, Toast.LENGTH_LONG).show();
                         lati = Double.toString(latitude);
                         longi = Double.toString(longitude);
                        latitudeLL.setText(lati);
                        longitudeLL.setText(longi);
                    } else {
                        // Can't get location.                  
      // GPS or network is not enabled.                      
  // Ask user to enable GPS/network in settings.          
              gps.showSettingsAlert();
                    }
                }

            }
        });

        getlocation.setOnClickListener(new View.OnClickListener() {
            @Override            public void onClick(View view) {
                try {
                    addressList = geocoder.getFromLocation(latitude,longitude,1);

                    String addressStr = addressList.get(0).getAddressLine(0);
                    String areaStr = addressList.get(0).getLocality();
                    String cityStr = addressList.get(0).getAdminArea();
                    String countryStr = addressList.get(0).getCountryName();
                    String postalcodeStr = addressList.get(0).getPostalCode();

                    String fullAddress = addressStr+", "+areaStr+", "+cityStr+", "+countryStr+", "+postalcodeStr;

                    result.setText(fullAddress);

                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        });

    }

    @Override    public void onRequestPermissionsResult(int requestCode, String[] permissions,
 int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);

        switch (requestCode) {
            case 1: {
                // If request is cancelled, the result arrays are empty.       
         if (grantResults.length > 0                   
     && grantResults[0] == PackageManager.PERMISSION_GRANTED) {

                    // permission was granted, yay! Do the
                    // contacts-related task you need to do.
                    gps = new GPSTracker(mContext, GPSActivity.this);

                    // Check if GPS enabled                   
 if (gps.canGetLocation()) {

                        double latitude = gps.getLatitude();
                        double longitude = gps.getLongitude();

                        // \n is for new line                    
    Toast.makeText(getApplicationContext(),
                                "Your Location is - \nLat: " + latitude + "\nLong: " + longitude, Toast.LENGTH_LONG).show();
                    } else {
                        // Can't get location.                       
 // GPS or network is not enabled.                       
 // Ask user to enable GPS/network in settings.                       
 gps.showSettingsAlert();
                    }

                } else {

                    // permission denied, boo! Disable the                   
 // functionality that depends on this permission.
                    Toast.makeText(mContext, "You need to grant permission",
 Toast.LENGTH_SHORT).show();
                }
                return;
            }
        }
    }
}




GPSTracker.java


package raj.sujeet.com.example;

import android.Manifest;
import android.app.Activity;
import android.app.Service;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.IBinder;
import android.provider.Settings;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AlertDialog;
import android.util.Log;

/** * Created by Sujeet Raj on 09-07-2017. */
public class GPSTracker extends Service {

    private Context mContext;

    // Flag for GPS status    
boolean isGPSEnabled = false;

    // Flag for network status   
 boolean isNetworkEnabled = false;

    // Flag for GPS status  
  boolean canGetLocation = false;

    Location location; 
// Location  
  double latitude;
 // Latitude   
 double longitude; 
// Longitude
    // The minimum distance to change Updates in meters   
 private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 1000; 
// 10 meters
    // The minimum time between updates in milliseconds  
  private static final long MIN_TIME_BW_UPDATES = 1000 * 60 * 1; 
// 1 minute
    // Declaring a Location Manager    protected LocationManager locationManager;

    Activity activity;

    public GPSTracker() {
    }

    public GPSTracker(Context context, Activity activity) {
        this.mContext = context;
        this.activity = activity;
        getLocation();
    }

    public Location getLocation() {
        try {


            locationManager = (LocationManager) mContext.getSystemService(LOCATION_SERVICE);

            // Getting GPS status          
  isGPSEnabled = locationManager                   
 .isProviderEnabled(LocationManager.GPS_PROVIDER);

            // Getting network status          
  isNetworkEnabled = locationManager                    
.isProviderEnabled(LocationManager.NETWORK_PROVIDER);

            if (!isGPSEnabled && !isNetworkEnabled) {
                // No network provider is enabled          
  } else {
                this.canGetLocation = true;
                if (isNetworkEnabled) {
                    int requestPermissionsCode = 50;

                    locationManager.requestLocationUpdates(
                            LocationManager.NETWORK_PROVIDER,
                            MIN_TIME_BW_UPDATES,
                            MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                    Log.d("Network", "Network");
                    if (locationManager != null) {
                        location = locationManager                             
   .getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
                        if (location != null) {
                            latitude = location.getLatitude();
                            longitude = location.getLongitude();
                        }
                    }
                }
            }
            // If GPS enabled, get latitude/longitude using GPS Services      
      if (isGPSEnabled) {
                if (location == null) {
                    if (ContextCompat.checkSelfPermission(activity, 
Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && 
ActivityCompat.checkSelfPermission(activity, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                        ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 50);

                    } else {
                        locationManager.requestLocationUpdates(
                                LocationManager.GPS_PROVIDER,
                                MIN_TIME_BW_UPDATES,
                                MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                        Log.d("GPS Enabled", "GPS Enabled");
                        if (locationManager != null) {

                            location = locationManager                                 
   .getLastKnownLocation(LocationManager.GPS_PROVIDER);
                            if (location != null) {
                                latitude = location.getLatitude();
                                longitude = location.getLongitude();
                            }
                        }
                    }
                }

            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        return location;
    }


    /**     * Stop using GPS listener    
 * Calling this function will stop using GPS in your app.    
 */   
 public void stopUsingGPS() {

    }


    private final LocationListener mLocationListener = new LocationListener() {
        @Override        public void onLocationChanged(final Location location) {

            if (location != null) {
                latitude = location.getLatitude();
                longitude = location.getLongitude();
            }
        }

        @Override        public void onStatusChanged(String provider, int status, Bundle extras) {

        }

        @Override        public void onProviderEnabled(String provider) {

        }

        @Override        public void onProviderDisabled(String provider) {

        }
    };

    /**     
* Function to get latitude   
  */   
 public double getLatitude() {
        if (location != null) {
            latitude = location.getLatitude();
        }

        // return latitude      
  return latitude;
    }


    /**     * Function to get longitude    
 */   
 public double getLongitude() {
        if (location != null) {
            longitude = location.getLongitude();
        }

        // return longitude       
 return longitude;
    }

    /**     * Function to check GPS/Wi-Fi enabled     *   
  * @return boolean     */   
 public boolean canGetLocation() {
        return this.canGetLocation;
    }


    /**     * Function to show settings alert dialog.    
 * On pressing the Settings button it will launch Settings Options.     */ 
 
  public void showSettingsAlert() {
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);

        // Setting Dialog Title       
 alertDialog.setTitle("GPS is settings");

        // Setting Dialog Message        
alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?");

        // On pressing the Settings button.      
  alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
                mContext.startActivity(intent);
            }
        });

        // On pressing the cancel button     
   alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                dialog.cancel();
            }
        });

        // Showing Alert Message      
  alertDialog.show();
    }


    @Override    public IBinder onBind(Intent arg0) {
        return null;
    }
}

How to get Latitude and Longitude in Android Device 2017.

activity_gps.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="raj.sujeet.com.example.GPSActivity">
<Button android:id="@+id/getLL" android:layout_width="311dp" android:layout_height="51dp" android:text="get Lati/long" tools:layout_editor_absoluteX="39dp" tools:layout_editor_absoluteY="28dp" tools:ignore="MissingConstraints" />
</android.support.constraint.ConstraintLayout>

GPSActivity.java


public class GPSActivity extends AppCompatActivity {
    Button getLL;
    // GPSTracker class    GPSTracker gps;
    Context mContext;
    @Override    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_gps);
        mContext = this;
        getLL = (Button)findViewById(R.id.getLL);
        getLL.setOnClickListener(new View.OnClickListener() {
            @Override            public void onClick(View view) {
                if (ContextCompat.checkSelfPermission(mContext,
                        Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED                     


   && ActivityCompat.checkSelfPermission(mContext,
                        Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                    ActivityCompat.requestPermissions(GPSActivity.this,
                            new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 1);

                } else {
                    Toast.makeText(mContext, "You need have granted permission", Toast.LENGTH_SHORT).show();
                    gps = new GPSTracker(mContext, GPSActivity.this);

                    // Check if GPS enabled                   
 && ActivityCompat.checkSelfPermission(mContext,
                        Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                    ActivityCompat.requestPermissions(GPSActivity.this,
                            new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 1);
                } else {
                    Toast.makeText(mContext, "You need have granted permission", Toast.LENGTH_SHORT).show();
                    gps = new GPSTracker(mContext, GPSActivity.this);
                    // Check if GPS enabled                   


 if (gps.canGetLocation()) {

                        double latitude = gps.getLatitude();
                        double longitude = gps.getLongitude();

                        // \n is for new line                       
 if (gps.canGetLocation()) {
                        double latitude = gps.getLatitude();
                        double longitude = gps.getLongitude();
                        // \n is for new line                       


 Toast.makeText(getApplicationContext(),
                                "Your Location is - \nLat: " + latitude + "\nLong: " + longitude, Toast.LENGTH_LONG).show();
                    } else {
 Toast.makeText(getApplicationContext(),
                                "Your Location is - \nLat: " + latitude + "\nLong: " + longitude, Toast.LENGTH_LONG).show();
                    } else {


                        // Can't get location.                       
// Can't get location.                       


 // GPS or network is not enabled.                       
 // GPS or network is not enabled.                       


 // Ask user to enable GPS/network in settings.                       
 // Ask user to enable GPS/network in settings.                       


 gps.showSettingsAlert();
                    }
                }

            }
        });

    }

    @Override    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);

        switch (requestCode) {
            case 1: {
                // If request is cancelled, the result arrays are empty.               
 gps.showSettingsAlert();
                    }
                }
            }
        });
    }
    @Override    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        switch (requestCode) {
            case 1: {
                // If request is cancelled, the result arrays are empty.               


 if (grantResults.length > 0                       
 if (grantResults.length > 0                       


 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {

                    // permission was granted, yay! Do the
                    // contacts-related task you need to do.
                    gps = new GPSTracker(mContext, GPSActivity.this);

                    // Check if GPS enabled                  
 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                    // permission was granted, yay! Do the                    // contacts-related task you need to do.                    gps = new GPSTracker(mContext, GPSActivity.this);
                    // Check if GPS enabled                  


  if (gps.canGetLocation()) {

                        double latitude = gps.getLatitude();
                        double longitude = gps.getLongitude();

                        // \n is for new line                     
  if (gps.canGetLocation()) {
                        double latitude = gps.getLatitude();
                        double longitude = gps.getLongitude();
                        // \n is for new line                     


   Toast.makeText(getApplicationContext(),
                                "Your Location is - \nLat: " + latitude + "\nLong: " + longitude, Toast.LENGTH_LONG).show();
                    } else {
                        // Can't get location.                       
   Toast.makeText(getApplicationContext(),
                                "Your Location is - \nLat: " + latitude + "\nLong: " + longitude, Toast.LENGTH_LONG).show();
                    } else {
                        // Can't get location.                       


 // GPS or network is not enabled.                   
 // GPS or network is not enabled.                   


     // Ask user to enable GPS/network in settings.                       
     // Ask user to enable GPS/network in settings.                       


 gps.showSettingsAlert();
                    }

                } else {

                    // permission denied, boo! Disable the       
 gps.showSettingsAlert();
                    }
                } else {
                    // permission denied, boo! Disable the       


             // functionality that depends on this permission.
                    Toast.makeText(mContext, "You need to grant permission", Toast.LENGTH_SHORT).show();
                }
                return;
            }
        }
    }
             // functionality that depends on this permission.                    Toast.makeText(mContext, "You need to grant permission", Toast.LENGTH_SHORT).show();
                }
                return;
            }
        }
    }



GPSTracker.java





public class GPSTracker extends Service {

    private Context mContext;

    // Flag for GPS status  
  boolean isGPSEnabled = false;

    // Flag for network status  
  boolean isNetworkEnabled = false;

    // Flag for GPS status   
 boolean canGetLocation = false;

    Location location;
 // Location   
 double latitude; 
// Latitude  
  double longitude;
 // Longitude
    // The minimum distance to change Updates in meters  
  private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 1000; 
// 10 meters
    // The minimum time between updates in milliseconds   
 private static final long MIN_TIME_BW_UPDATES = 1000 * 60 * 1; 
// 1 minute
    // Declaring a Location Manager  
  protected LocationManager locationManager;

    Activity activity;

    public GPSTracker() {
    }

    public GPSTracker(Context context, Activity activity) {
        this.mContext = context;
        this.activity = activity;
        getLocation();
    }

    public Location getLocation() {
        try {


            locationManager = (LocationManager) mContext.getSystemService(LOCATION_SERVICE);

            // Getting GPS status           
 isGPSEnabled = locationManager                   
 .isProviderEnabled(LocationManager.GPS_PROVIDER);

            // Getting network status          
  isNetworkEnabled = locationManager                   
 .isProviderEnabled(LocationManager.NETWORK_PROVIDER);

            if (!isGPSEnabled && !isNetworkEnabled) {
                // No network provider is enabled   
         } else {
                this.canGetLocation = true;
                if (isNetworkEnabled) {
                    int requestPermissionsCode = 50;

                    locationManager.requestLocationUpdates(
                            LocationManager.NETWORK_PROVIDER,
                            MIN_TIME_BW_UPDATES,
                            MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                    Log.d("Network", "Network");
                    if (locationManager != null) {
                        location = locationManager                               
 .getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
                        if (location != null) {
                            latitude = location.getLatitude();
                            longitude = location.getLongitude();
                        }
                    }
                }
            }
            // If GPS enabled, get latitude/longitude using GPS Services           
 if (isGPSEnabled) {
                if (location == null) {
                    if (ContextCompat.checkSelfPermission(activity,
 Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED 
&& ActivityCompat.checkSelfPermission(activity, 
Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                        ActivityCompat.requestPermissions(activity, 
new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 50);

                    } else {
                        locationManager.requestLocationUpdates(
                                LocationManager.GPS_PROVIDER,
                                MIN_TIME_BW_UPDATES,
                                MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                        Log.d("GPS Enabled", "GPS Enabled");
                        if (locationManager != null) {

                            location = locationManager                                  
  .getLastKnownLocation(LocationManager.GPS_PROVIDER);
                            if (location != null) {
                                latitude = location.getLatitude();
                                longitude = location.getLongitude();
                            }
                        }
                    }
                }

            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        return location;
    }


    /**     * Stop using GPS listener  
   * Calling this function will stop using GPS in your app.     */  
  public void stopUsingGPS() {

    }


    private final LocationListener mLocationListener = new LocationListener() {
        @Override        public void onLocationChanged(final Location location) {

            if (location != null) {
                latitude = location.getLatitude();
                longitude = location.getLongitude();
            }
        }

        @Override        public void onStatusChanged(String provider,
 int status, Bundle extras) {

        }

        @Override        public void onProviderEnabled(String provider) {

        }

        @Override        public void onProviderDisabled(String provider) {

        }
    };

    /**     * Function to get latitude     */   
 public double getLatitude() {
        if (location != null) {
            latitude = location.getLatitude();
        }

        // return latitude    
    return latitude;
    }


    /**     * Function to get longitude     */    
public double getLongitude() {
        if (location != null) {
            longitude = location.getLongitude();
        }

        // return longitude      
  return longitude;
    }

    /**     * Function to check GPS/Wi-Fi enabled   
  *  
   * @return boolean     */   
 public boolean canGetLocation() {
        return this.canGetLocation;
    }


    /**     
* Function to show settings alert dialog. 
    * On pressing the Settings button it will launch Settings Options.     */   
 public void showSettingsAlert() {
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);

        // Setting Dialog Title      
  alertDialog.setTitle("GPS is settings");

        // Setting Dialog Message    
    alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?");

        // On pressing the Settings button. 
       alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
                mContext.startActivity(intent);
            }
        });

        // On pressing the cancel button      
  alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                dialog.cancel();
            }
        });

        // Showing Alert Message       
 alertDialog.show();
    }


    @Override    public IBinder onBind(Intent arg0) {
        return null;
    }
}

public class GPSTracker extends Service {
    private Context mContext;
    // Flag for GPS status  


  boolean isGPSEnabled = false;

    // Flag for network status  
  boolean isGPSEnabled = false;
    // Flag for network status  


  boolean isNetworkEnabled = false;

    // Flag for GPS status   
  boolean isNetworkEnabled = false;
    // Flag for GPS status   


 boolean canGetLocation = false;

    Location location;
 boolean canGetLocation = false;
    Location location;


 // Location   
// Location   


 double latitude; 
 double latitude; 


// Latitude  
// Latitude  


  double longitude;
  double longitude;


 // Longitude
    // The minimum distance to change Updates in meters  
// Longitude    // The minimum distance to change Updates in meters  


  private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 1000; 
  private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 1000; 


// 10 meters
    // The minimum time between updates in milliseconds   
// 10 meters    // The minimum time between updates in milliseconds   


 private static final long MIN_TIME_BW_UPDATES = 1000 * 60 * 1; 
 private static final long MIN_TIME_BW_UPDATES = 1000 * 60 * 1; 


// 1 minute
    // Declaring a Location Manager  
// 1 minute    // Declaring a Location Manager  


  protected LocationManager locationManager;

    Activity activity;

    public GPSTracker() {
    }

    public GPSTracker(Context context, Activity activity) {
        this.mContext = context;
        this.activity = activity;
        getLocation();
    }

    public Location getLocation() {
        try {


            locationManager = (LocationManager) mContext.getSystemService(LOCATION_SERVICE);

            // Getting GPS status           
  protected LocationManager locationManager;
    Activity activity;
    public GPSTracker() {
    }
    public GPSTracker(Context context, Activity activity) {
        this.mContext = context;
        this.activity = activity;
        getLocation();
    }
    public Location getLocation() {
        try {
            locationManager = (LocationManager) mContext.getSystemService(LOCATION_SERVICE);
            // Getting GPS status           


 isGPSEnabled = locationManager                   
 isGPSEnabled = locationManager                   


 .isProviderEnabled(LocationManager.GPS_PROVIDER);

            // Getting network status          
 .isProviderEnabled(LocationManager.GPS_PROVIDER);
            // Getting network status          


  isNetworkEnabled = locationManager                   
  isNetworkEnabled = locationManager                   


 .isProviderEnabled(LocationManager.NETWORK_PROVIDER);

            if (!isGPSEnabled && !isNetworkEnabled) {
                // No network provider is enabled   
 .isProviderEnabled(LocationManager.NETWORK_PROVIDER);
            if (!isGPSEnabled && !isNetworkEnabled) {
                // No network provider is enabled   


         } else {
                this.canGetLocation = true;
                if (isNetworkEnabled) {
                    int requestPermissionsCode = 50;

                    locationManager.requestLocationUpdates(
                            LocationManager.NETWORK_PROVIDER,
                            MIN_TIME_BW_UPDATES,
                            MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                    Log.d("Network", "Network");
                    if (locationManager != null) {
                        location = locationManager                               
         } else {
                this.canGetLocation = true;
                if (isNetworkEnabled) {
                    int requestPermissionsCode = 50;
                    locationManager.requestLocationUpdates(
                            LocationManager.NETWORK_PROVIDER,
                            MIN_TIME_BW_UPDATES,
                            MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                    Log.d("Network", "Network");
                    if (locationManager != null) {
                        location = locationManager                               


 .getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
                        if (location != null) {
                            latitude = location.getLatitude();
                            longitude = location.getLongitude();
                        }
                    }
                }
            }
            // If GPS enabled, get latitude/longitude using GPS Services           
 .getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
                        if (location != null) {
                            latitude = location.getLatitude();
                            longitude = location.getLongitude();
                        }
                    }
                }
            }
            // If GPS enabled, get latitude/longitude using GPS Services           


 if (isGPSEnabled) {
                if (location == null) {
                    if (ContextCompat.checkSelfPermission(activity,
 if (isGPSEnabled) {
                if (location == null) {
                    if (ContextCompat.checkSelfPermission(activity,


 Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED 
Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED 


&& ActivityCompat.checkSelfPermission(activity, 
&& ActivityCompat.checkSelfPermission(activity, 


Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                        ActivityCompat.requestPermissions(activity, 
Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                        ActivityCompat.requestPermissions(activity, 


new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 50);

                    } else {
                        locationManager.requestLocationUpdates(
                                LocationManager.GPS_PROVIDER,
                                MIN_TIME_BW_UPDATES,
                                MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                        Log.d("GPS Enabled", "GPS Enabled");
                        if (locationManager != null) {

                            location = locationManager                                  
new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 50);
                    } else {
                        locationManager.requestLocationUpdates(
                                LocationManager.GPS_PROVIDER,
                                MIN_TIME_BW_UPDATES,
                                MIN_DISTANCE_CHANGE_FOR_UPDATES, mLocationListener);
                        Log.d("GPS Enabled", "GPS Enabled");
                        if (locationManager != null) {
                            location = locationManager                                  


  .getLastKnownLocation(LocationManager.GPS_PROVIDER);
                            if (location != null) {
                                latitude = location.getLatitude();
                                longitude = location.getLongitude();
                            }
                        }
                    }
                }

            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        return location;
    }


    /**     * Stop using GPS listener  
  .getLastKnownLocation(LocationManager.GPS_PROVIDER);
                            if (location != null) {
                                latitude = location.getLatitude();
                                longitude = location.getLongitude();
                            }
                        }
                    }
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return location;
    }
    /**     * Stop using GPS listener  


   * Calling this function will stop using GPS in your app.     */  
   * Calling this function will stop using GPS in your app.     */  


  public void stopUsingGPS() {

    }


    private final LocationListener mLocationListener = new LocationListener() {
        @Override        public void onLocationChanged(final Location location) {

            if (location != null) {
                latitude = location.getLatitude();
                longitude = location.getLongitude();
            }
        }

        @Override        public void onStatusChanged(String provider,
  public void stopUsingGPS() {
    }
    private final LocationListener mLocationListener = new LocationListener() {
        @Override        public void onLocationChanged(final Location location) {
            if (location != null) {
                latitude = location.getLatitude();
                longitude = location.getLongitude();
            }
        }
        @Override        public void onStatusChanged(String provider,


 int status, Bundle extras) {

        }

        @Override        public void onProviderEnabled(String provider) {

        }

        @Override        public void onProviderDisabled(String provider) {

        }
    };

    /**     * Function to get latitude     */   
int status, Bundle extras) {
        }
        @Override        public void onProviderEnabled(String provider) {
        }
        @Override        public void onProviderDisabled(String provider) {
        }
    };
    /**     * Function to get latitude     */   


 public double getLatitude() {
        if (location != null) {
            latitude = location.getLatitude();
        }

        // return latitude    
 public double getLatitude() {
        if (location != null) {
            latitude = location.getLatitude();
        }
        // return latitude    


    return latitude;
    }


    /**     * Function to get longitude     */    
    return latitude;
    }
    /**     * Function to get longitude     */    


public double getLongitude() {
        if (location != null) {
            longitude = location.getLongitude();
        }

        // return longitude      
public double getLongitude() {
        if (location != null) {
            longitude = location.getLongitude();
        }
        // return longitude      


  return longitude;
    }

    /**     * Function to check GPS/Wi-Fi enabled   
  return longitude;
    }
    /**     * Function to check GPS/Wi-Fi enabled   


  *  
  *  


   * @return boolean     */   
   * @return boolean     */   


 public boolean canGetLocation() {
        return this.canGetLocation;
    }


    /**     
 public boolean canGetLocation() {
        return this.canGetLocation;
    }
    /**     


* Function to show settings alert dialog. 
* Function to show settings alert dialog. 


    * On pressing the Settings button it will launch Settings Options.     */   
    * On pressing the Settings button it will launch Settings Options.     */   


 public void showSettingsAlert() {
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);

        // Setting Dialog Title      
 public void showSettingsAlert() {
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);
        // Setting Dialog Title      


  alertDialog.setTitle("GPS is settings");

        // Setting Dialog Message    
  alertDialog.setTitle("GPS is settings");
        // Setting Dialog Message    


    alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?");

        // On pressing the Settings button. 
    alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?");
        // On pressing the Settings button. 


       alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
                mContext.startActivity(intent);
            }
        });

        // On pressing the cancel button      
       alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
                mContext.startActivity(intent);
            }
        });
        // On pressing the cancel button      


  alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                dialog.cancel();
            }
        });

        // Showing Alert Message       
  alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                dialog.cancel();
            }
        });
        // Showing Alert Message       


 alertDialog.show();
    }


    @Override    public IBinder onBind(Intent arg0) {
        return null;
    }
}
 alertDialog.show();
    }
    @Override    public IBinder onBind(Intent arg0) {
        return null;
    }
}

Manifest


<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

Friday, 14 July 2017

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Sunday, 9 July 2017

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