Android Open Source - Easy-Weather-Android-App Loading Activity

• Back to Weather/application  ↑

From Project

Back to project page Easy-Weather-Android-App.

License

The source code is released under:

GNU General Public License

Java Source Code

package com.keepiteasy.easyweather;
//from  ww  w  .j  a v a  2s.co m
import java.util.Date;
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.net.ConnectivityManager;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;
import android.net.NetworkInfo;

public class LoadingActivity extends Activity {

  private static final long MINTIME = 1800000;
  private LocationManager lm;
  private mylocationlistener ll;
  private Activity activity;
  private Location lastLocation = null;

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

    activity = this;
    lm = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

    if (!lm.isProviderEnabled(LocationManager.GPS_PROVIDER) && !lm.isProviderEnabled(LocationManager.NETWORK_PROVIDER)) {
      final Intent intent = new Intent(LoadingActivity.this, ErrorActivity.class);
      startActivity(intent);
      finish();
    } else {
      ConnectivityManager conMgr = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
      NetworkInfo wifiInfo = conMgr.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
      NetworkInfo mobileInfo = conMgr.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);

      Boolean networkAccess = false;

      if (wifiInfo != null && wifiInfo.getState() == NetworkInfo.State.CONNECTED || wifiInfo.getState() == NetworkInfo.State.CONNECTING) {
        networkAccess = true;
      } else {
        if (mobileInfo != null && mobileInfo.getState() == NetworkInfo.State.CONNECTED || mobileInfo.getState() == NetworkInfo.State.CONNECTING) {
          networkAccess = true;
        }
      }

      if (networkAccess) {
        findLocation();
      } else {
        final Intent intent = new Intent(LoadingActivity.this, ErrorActivity.class);
        intent.putExtra("error", "You don't seem to be connected to the internet");
        startActivity(intent);
        finish();
      }
    }
  }

  private void findLocation() {
    ll = new mylocationlistener();

    Date date = new Date();
    long lastSafeTime = date.getTime() + MINTIME;

    List<String> matchingProviders = lm.getAllProviders();
    for (String provider : matchingProviders) {
      Location location = lm.getLastKnownLocation(provider);

      if (location != null) {
        long time = location.getTime();

        if (time < lastSafeTime) {
          lastLocation = location;
        }
      }
    }

    if (lastLocation == null) {
      String text = "Secret Ninjas are searching the globe to find your location...";
      Toast toast = Toast.makeText(getApplicationContext(), text, Toast.LENGTH_SHORT);
      toast.show();

      if (lm.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
        lm.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, ll);
      } else {
        lm.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 0, 0, ll);
      }
    } else {
      loadWeather();
    }

  }
  protected void loadWeather() {
    String text = "We know where you are, now let's ask the weather Gods what its like...";
    makeToast(text);

    Forecast.location = lastLocation;

    String la = String.valueOf(lastLocation.getLatitude());
    String lo = String.valueOf(lastLocation.getLongitude());

    ForecastParser parser = new ForecastParser(activity);
    parser.execute("http://easyweather.herokuapp.com//forecast/" + la + "/" + lo);

    ConditionsParser cParser = new ConditionsParser(activity);
    Log.d("conditions", "http://easyweather.herokuapp.com/conditions/" + la + "/" + lo);
    cParser.execute("http://easyweather.herokuapp.com/conditions/" + la + "/" + lo);
  }

  public void onError(String error) {
    final Intent intent = new Intent(LoadingActivity.this, ErrorActivity.class);
    intent.putExtra("error", error);
    startActivity(intent);
  }

  public void makeToast(String text) {
    Toast toast = Toast.makeText(getApplicationContext(), text, Toast.LENGTH_SHORT);
    toast.show();

  }

  public class mylocationlistener implements LocationListener {
    @Override
    public void onLocationChanged(Location location) {
      if (location != null) {
        lastLocation = location;
        loadWeather();
      }
    }
    @Override
    public void onProviderDisabled(String provider) {
    }
    @Override
    public void onProviderEnabled(String provider) {
    }
    @Override
    public void onStatusChanged(String provider, int status, Bundle extras) {
    }
  }
}

Java Source Code List

• Back to Weather/application  ↑