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License

The source code is released under:
GNU General Public License
If you think the Android project EatDudeAndroid listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

/*
 * //from   www.ja va  2 s  .  c  o  m
    Copyright (C) 2012  Wiley Snyder

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or 
     any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  
  Any other questions or concerns contact wiley@wileynet.com

*/

package com.wileynet.eatdude;

import java.io.IOException;
import java.util.Vector;

import javax.xml.parsers.ParserConfigurationException;
import org.xml.sax.SAXException;

import com.wileynet.eatdude.xml.MessageSaxHelper;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.res.Configuration;
import android.graphics.Color;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.preference.PreferenceManager;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

public class MainHome extends Activity implements Runnable {
  // item notes added
  public static Vector<String> orders = new Vector<String>();
  private String pre = "daisy";
  // menu successfully downloaded and entered into database
  private ProgressDialog pd;
  private String errorCopy = "Internet Connection Error";
  public static boolean menu_success = false;
  public static String restaurant_message_detail_error = "please select a restaurant first";
  public static boolean in_restaurant = false;
  public static String restaurant_name = "Eat Dude!";
  public static String restaurant_phone = "none";
  public static String restaurant_address = "none";
  public static String restaurant_city = "none";

  private String remote_app_address;
  private String message;
  private LinearLayout layout;

  @Override
  protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);
    setContentView(R.layout.eatdudemain);
    
    layout = (LinearLayout) findViewById(R.id.eatdude_main);
    // set the color
    layout.setBackgroundColor(Color.WHITE);
    ImageView image = (ImageView) findViewById(R.id.eatdudeicon);
    image.setImageResource(R.drawable.eatdudeicon);
    remote_app_address = this.getString(R.string.remote_app_address);

    // button on fail to connect
    final Button button1 = (Button) findViewById(R.id.mainbutton1);
    button1.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
        loadMessageXML();
      }
    });

    message = savedInstanceState != null ? savedInstanceState
        .getString("Message") : null;

  }

  protected void loadMessageXML() {

    pd = ProgressDialog.show(this, "one moment", "connecting eatdude.com",
        true, false);

    Thread thread = new Thread(this);
    thread.start();

  }

  @Override
  public void onConfigurationChanged(Configuration newConfig) {
    // do nothing
    super.onConfigurationChanged(newConfig);
  }

  @Override
  protected void onStart() {
    
      super.onStart();
      
      //license agreement
      PackageInfo versionInfo = getPackageInfo();
      
      final String eulaKey = pre + versionInfo.versionCode;
      final SharedPreferences prefs = PreferenceManager
          .getDefaultSharedPreferences(this);
      boolean viewed = prefs.getBoolean(eulaKey, false);
      
      if (viewed == false) {

        String title = this.getString(R.string.app_name) + " v"
            + versionInfo.versionName;

        String message = "";
        String update = this.getString(R.string.updates);

        if (!update.equals("")) {
          message = this.getString(R.string.updates) + "\n\n"
              + this.getString(R.string.eula);
        }else{
          message = this.getString(R.string.eula);
        }

        AlertDialog.Builder builder = new AlertDialog.Builder(this)
            .setTitle(title)
            .setMessage(message)
            .setPositiveButton("Yes",
                new Dialog.OnClickListener() {

                  public void onClick(
                      DialogInterface dialogInterface, int i) {
                    SharedPreferences.Editor editor = prefs
                        .edit();
                    editor.putBoolean(eulaKey, true);
                    editor.commit();
                    dialogInterface.dismiss();
                    startLoad();
                  }
                })
            .setNegativeButton("No",
                new Dialog.OnClickListener() {

                  public void onClick(DialogInterface dialog,
                      int which) {
                    finish();
                  }

                });
        builder.create().show();
      }else{
        startLoad();
      }

  }
  
  
  private void startLoad(){
    //start this activity
    if (message == null || message.length() == 0) {
      loadMessageXML();
    } else {
      TextView textview = (TextView) layout
          .findViewById(R.id.eatdudemaintextview);
      textview.setText(message);

      final Button button1 = (Button) layout
          .findViewById(R.id.mainbutton1);
      button1.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
          Intent intent = new Intent(MainHome.this,
              CountrySelection.class);
          startActivity(intent);
        }
      });
    }
  }
  
  
  
  private PackageInfo getPackageInfo() {
    PackageInfo pi = null;
    try {
      pi = this.getPackageManager().getPackageInfo(this.getPackageName(),
          PackageManager.GET_ACTIVITIES);
    } catch (PackageManager.NameNotFoundException e) {
      e.printStackTrace();
    }
    return pi;
  }

  @Override
  protected void onSaveInstanceState(Bundle outState) {
    outState.putString("Message", message);
    super.onSaveInstanceState(outState);
  }

  @Override
  protected void onRestoreInstanceState(Bundle savedInstanceState) {
    super.onRestoreInstanceState(savedInstanceState);
  }

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

  @Override
  protected void onResume() {
    super.onResume();
    MainHome.in_restaurant = false;
  }

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

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

  public void run() {
    ConnectivityManager netcon = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo ni = netcon.getActiveNetworkInfo();

    try {
      if (ni.isConnected()) {
        String url = remote_app_address + "/xml/app_message/mh";
        MessageSaxHelper msh = new MessageSaxHelper();

        try {
          if (msh.parseContent(url)) {
            message = msh.message;

            // close loading window
            // add start button
            // app doesn't work without internet access
            // button on successful connection with eatdude.com
            final Button button1 = (Button) layout
                .findViewById(R.id.mainbutton1);
            button1.setOnClickListener(new View.OnClickListener() {
              public void onClick(View v) {
                Intent intent = new Intent(MainHome.this,
                    CountrySelection.class);
                startActivity(intent);
              }
            });

            handler.sendEmptyMessage(0);

          } else {
            pd.dismiss();
            errorhandler.sendEmptyMessage(0);
          }
        } catch (SAXException e) {
          pd.dismiss();
          errorhandler.sendEmptyMessage(0);
          e.printStackTrace();
        } catch (IOException e) {
          pd.dismiss();
          errorhandler.sendEmptyMessage(0);
          e.printStackTrace();
        } catch (ParserConfigurationException e) {
          pd.dismiss();
          errorhandler.sendEmptyMessage(0);
          e.printStackTrace();
        }
      } else {
        pd.dismiss();
        errorhandler.sendEmptyMessage(0);
      }

    } catch (Exception e) {
      // network connection error // OR PHONE IN USE
      pd.dismiss();
      errorhandler.sendEmptyMessage(0);
    }

  }

  private Handler handler = new Handler() {
    @Override
    public void handleMessage(Message msg) {
      TextView textview = (TextView) layout
          .findViewById(R.id.eatdudemaintextview);
      textview.setText(message);
      pd.dismiss();
    }

  };

  private Handler errorhandler = new Handler() {
    @Override
    public void handleMessage(Message msg) {
      Toast.makeText(MainHome.this, errorCopy, Toast.LENGTH_SHORT).show();
    }
  };

  // MENU
  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    MenuInflater inflater = getMenuInflater();
    inflater.inflate(R.menu.main_home, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    // Handle item selection
    switch (item.getItemId()) {
    case R.id.call_restaurant_inactive:
      // Toast.makeText(CategorySelection.this, "call"
      // ,Toast.LENGTH_SHORT).show();
      errorAlertDialog();
      return true;
    case R.id.restaurant_details_inactive:
      // popup();
      errorAlertDialog();
      return true;
    case R.id.help:
      Intent intent = new Intent(MainHome.this, HelpHome.class);
      startActivity(intent);
      return true;

    default:
      return super.onOptionsItemSelected(item);
    }
  }

  @Override
  public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
      ConnectivityManager netcon = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
      NetworkInfo ni = netcon.getActiveNetworkInfo();

      try {
        if (ni.isConnected()) {
          // System.out.println("CONNECTED !" );
          finish();
          return true;
        }
      } catch (Exception e) {
        // System.out.println("ON THE PHONE !" );
        Toast.makeText(MainHome.this, errorCopy, Toast.LENGTH_SHORT)
            .show();
        return false;
      }
    }
    return super.onKeyDown(keyCode, event);
  }

  public void errorAlertDialog() {
    String message = MainHome.restaurant_message_detail_error;

    AlertDialog.Builder builder = new AlertDialog.Builder(this);
    builder.setMessage(message)
        .setCancelable(false)
        .setPositiveButton("close",
            new DialogInterface.OnClickListener() {
              public void onClick(DialogInterface dialog, int id) {
                dialog.cancel();
              }
            });
    AlertDialog alert = builder.create();
    alert.show();
  }

}
Java Source Code List
