Thursday, 14 February 2013

Finding Current Location Address

ScreenShots:


activity_main.xml:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity" >

    <TextView
        android:id="@+id/text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerHorizontal="true"
        android:layout_centerVertical="true"
        android:text="@string/hello_world" />

</RelativeLayout>

MainActivity.java:

package com.ram.locationaddress;

import java.io.IOException;
import java.util.List;
import java.util.Locale;

import android.app.Activity;
import android.content.Context;
import android.location.Address;
import android.location.Geocoder;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.widget.TextView;

public class MainActivity extends Activity {
double latti, longi;
TextView display;

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

display = (TextView) findViewById(R.id.text);

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

LocationListener locationListener = new LocationListener() {

@Override
public void onStatusChanged(String provider, int status,
Bundle extras) {
// TODO Auto-generated method stub

}

@Override
public void onProviderEnabled(String provider) {
// TODO Auto-generated method stub

}

@Override
public void onProviderDisabled(String provider) {
// TODO Auto-generated method stub

}

@Override
public void onLocationChanged(Location location) {
// TODO Auto-generated method stub
latti = location.getLatitude();
longi = location.getLongitude();

getAddress();

 
}
};

locationManager.requestLocationUpdates(
LocationManager.NETWORK_PROVIDER, 0, 0, locationListener);

}

void getAddress() {
Geocoder gc = new Geocoder(getApplicationContext(), Locale.getDefault());

try {
// Addresses:A class representing an Address, i.e, a set of Strings
// describing a location
List<Address> addresses = gc.getFromLocation(latti, longi, 1);

String addr = "";

if (addresses.size() > 0) {
for (int i = 0; i <        addresses.get(0).getMaxAddressLineIndex(); i++)
addr += addresses.get(0).getAddressLine(i) + "\n";
}

display.setText(addr);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

}

AndroidManifest.java:

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.ram.locationaddress"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="16" />
 <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
         <uses-permission android:name="android.permission.INTERNET" />
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.ram.locationaddress.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>