Android Open Source - Pick-n-Eat-Android Main Activity

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Back to project page Pick-n-Eat-Android.

License

The source code is released under:

MIT License

Java Source Code

package com.nicolasdu.pick_n_eat;
//coucou//from   w ww. j a v  a2  s.  co  m
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.location.Criteria;
import android.location.Location;
import android.location.LocationListener;
import android.os.AsyncTask;
import android.provider.Settings;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.location.LocationManager;
import android.view.View;
import android.widget.Toast;

import org.json.JSONException;
import org.json.JSONObject;

import javax.xml.datatype.Duration;


public class MainActivity extends ActionBarActivity implements LocationListener{

    double latitude;
    double longitude;
    protected LocationManager locationManager;
    protected LocationListener locationListener;
    protected Context context;
    String provider;
    protected boolean gps_enabled,network_enabled;
    ProgressDialog progress;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
       locationManager = (LocationManager) this.getSystemService(LOCATION_SERVICE);
        gps_enabled = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER);
        if (!gps_enabled)
        {
            startActivity(new Intent(android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS));
        }
        if (locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER))
            locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 10000, 0, this);



    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        switch (item.getItemId()) {
            case R.id.action_settings:
                Intent intent = new Intent(MainActivity.this, SettingsActivity.class);
                startActivity(intent);
                return true;
        }

        return super.onOptionsItemSelected(item);
    }

    @Override
    protected void onResume() {
        super.onResume();
    }

    @Override
    protected void onPause() {
        super.onPause();
    }

    public void settingsLaunch(View view){
        Intent intent  = new Intent(MainActivity.this, SettingsActivity.class);
        startActivity(intent);
    }

    public void yelpSearch(View view) {
        System.out.println("nico: latitude:"+latitude+" longitude:"+longitude);
        new AsyncTask<Void, Void, Restaurant>(){
            JSONObject temp;
            protected void onPreExecute() {
                progress = new ProgressDialog(MainActivity.this);
                progress.setMessage("Nous cherchons un restaurant...");
                progress.show();
            }

            @Override
            protected Restaurant doInBackground(Void... params) {
                YelpManager yelpManager = new YelpManager();
                temp = yelpManager.search(longitude,latitude);
                return yelpManager.getRandomRestaurant(temp);
            }

            @Override
            protected void onPostExecute(Restaurant result) {

                if(result == null){
                    System.out.println("No internet connection");
                    if (progress.isShowing()) {
                        progress.dismiss();
                    }
                } else {
                    System.out.println(temp);
                    Intent intent  = new Intent(MainActivity.this, RestaurantActivity.class);
                    intent.putExtra("Restaurant", result);
                    if (progress.isShowing()) {
                        progress.dismiss();
                    }
                    startActivity(intent);
                }

             }
        }.execute();

    }

    @Override
    public void onLocationChanged(Location location) {
        latitude = location.getLatitude();
        longitude = location.getLongitude();
        System.out.println("Latitude:" + location.getLatitude() + ", Longitude:" + location.getLongitude());
    }

    @Override
    public void onStatusChanged(String provider, int status, Bundle extras) {
        Toast toast = Toast.makeText(context, "Status Changed", Toast.LENGTH_SHORT);
    }

    @Override
    public void onProviderEnabled(String provider) {
        Toast toast = Toast.makeText(context, "Location enabled", Toast.LENGTH_SHORT);
    }

    @Override
    public void onProviderDisabled(String provider) {
        Toast toast = Toast.makeText(context, "Location disabled", Toast.LENGTH_SHORT);
    }
}

Java Source Code List

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