android : check gps enable

CheckGpsEnable

// This application needs
//
//		<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
//
// in AndroidManifest.xml : <manifest> section.

package com.example.my.checkgps;

import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;
import android.content.Context;
import android.location.LocationManager;

public class HelloAndroidMark2Activity extends Activity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        final LocationManager lm = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
        boolean gpsProviderEnabled = lm.isProviderEnabled(LocationManager.GPS_PROVIDER);

        String s;
        if(gpsProviderEnabled) {
            s = "GPS : enable";
        } else {
            s = "GPS : disable";
        }

        TextView tv = new TextView(this);
        tv.setText(s);
        setContentView(tv);
    }
}