Android Open Source - PromenadeAndroid Homes Activity

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The source code is released under:

This is free and unencumbered software released into the public domain. Anyone is free to copy, modify, publish, use, compile, sell, or distribute this software, either in source code form or as a co...

Java Source Code

package com.promenadevt;
/*w  w  w  .j ava 2 s .co m*/
import java.util.HashMap;
import java.util.List;
import java.util.ArrayList;

import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONArray;
 
import android.app.Activity;
import android.app.ListActivity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

import com.promenadevt.android.R;
import com.promenadevt.library.DatabaseHandler;
import com.promenadevt.library.UserFunctions;

public class HomesActivity extends Activity 
{
  List<Button> properties;// = new ArrayList<Button>();
  Button btnNewProp;
  Button btnLogout;
  private static String username;
  
  TextView title;// = (TextView) findViewById(R.id.username);
  
  UserFunctions userFunctions;
  
  // JSON Response node names
    private static String KEY_SUCCESS = "success";
    private static String KEY_ERROR = "error";
    private static String KEY_ERROR_MSG = "error_msg";
    private static String KEY_TUPLE = "tuples";
    private static String KEY_IDPROPERTY = "idProperty";
    private static String KEY_ADDRESS = "address";
    private static String KEY_HOUSEURL = "houseURL";
    private static String KEY_NAME = "name";
  
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event)  {
        if (keyCode == KeyEvent.KEYCODE_BACK ) {
            // do something on back.
          userFunctions.logoutUser(getApplicationContext());
            Intent login = new Intent(getApplicationContext(), LoginActivity.class);
            login.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
            startActivity(login);
            // Closing rooms screen
            finish();
        }

        return super.onKeyDown(keyCode, event);
    }
    
  @Override
    public void onCreate(Bundle savedInstanceState) 
  {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.homes);
    
    
    
    properties = new ArrayList<Button>();
    
    userFunctions = new UserFunctions();
    
    // may need to account for newly registered user here
    Intent intent = getIntent();
    username = intent.getStringExtra("name");// pull from previous page
    //dbID = intent.getStringExtra("id");
    
    title = (TextView) findViewById(R.id.username);
    
    title.setText(username);
    
    // make database call
    UserFunctions userFunction = new UserFunctions();
      JSONObject json = userFunction.getHomes(username);
      if(json == null){
        Log.e("com.examples.androidhive","no json received.");
      }
      
      //lists of received data
      List<Integer> idProperty = new ArrayList<Integer>();
      List<String> address = new ArrayList<String>();
      List<String> houseURL = new ArrayList<String>();
      
      try {
                if (json.getString(KEY_SUCCESS) != null) {
                    //loginErrorMsg.setText("");
                    String res = json.getString(KEY_SUCCESS); 
                    if(Integer.parseInt(res) == 1){
                      JSONArray tuples = json.getJSONArray(KEY_TUPLE);
                      for(int i = 0; i< tuples.length(); i++){
                        JSONObject curTuple = tuples.getJSONObject(i);
                        idProperty.add(curTuple.getInt(KEY_IDPROPERTY));
                        address.add(curTuple.getString(KEY_ADDRESS));
                        houseURL.add(curTuple.getString(KEY_HOUSEURL));
                      }
                    }
                        
                }
            } catch (JSONException e) {
                e.printStackTrace();
            }
     
        
    // fill xml based on db call
        LinearLayout ll = (LinearLayout) findViewById(R.id.roomsLayout);
        LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.MATCH_PARENT,
                LinearLayout.LayoutParams.WRAP_CONTENT);
        
        // may need separate file
        for(int i = 0; i < idProperty.size(); i++)
        {
          
            Button btn = new Button(this);
            btn.setId(i);
            final int id_ = btn.getId();
            // set text to address
            btn.setText(address.get(i).toString());
            ll.addView(btn, params);
            // fill properties based on db call
            properties.add((Button) findViewById(id_));
        }
        
        
        Button btn = new Button(this);
        btn.setId(idProperty.size());
        btn.setText("Add new property +");
        ll.addView(btn, params);
        btnNewProp = (Button) findViewById(idProperty.size());
        
      //logout button
        Button logout = new Button(this);
        logout.setId(idProperty.size()+1);
        logout.setText("Logout");
        ll.addView(logout, params);
        btnLogout = (Button) findViewById(idProperty.size()+1);
       
    
    
    for(int i = 0; i < properties.size(); i++)
    {
      final String addr = address.get(i);
      final Integer id = idProperty.get(i);
      properties.get(i).setOnClickListener(new View.OnClickListener() 
      {

        @Override
        public void onClick(View arg0) {
          // go to next page with given property selected
          
          Intent next = new Intent(getApplicationContext(),
                          RoomsActivity.class);
          next.putExtra("user", username);
          next.putExtra("addr", addr);
          next.putExtra("id",id.toString());
                  startActivity(next);
        }
         
      });
    }
    
     btnNewProp.setOnClickListener(new View.OnClickListener() 
     {

      @Override
      public void onClick(View arg0) {
        // create new entry in database and go to next page
        JSONObject jsonID = userFunctions.addProperty("New Property",username,null,"0");

        String value = "";
        try {
          value = jsonID.getJSONObject(KEY_TUPLE).getString(KEY_IDPROPERTY);
        } catch (JSONException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        }
        // may need to update webgl here
        Intent next = new Intent(getApplicationContext(),
                        RoomsActivity.class);
        next.putExtra("user", username);
        next.putExtra("addr", "New Property");
        next.putExtra("id",value.toString());
                startActivity(next);
      }
       
     });
     
     btnLogout.setOnClickListener(new View.OnClickListener() 
     {

      @Override
      public void onClick(View arg0) {
        userFunctions.logoutUser(getApplicationContext());
                Intent login = new Intent(getApplicationContext(), LoginActivity.class);
                login.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
                startActivity(login);
                // Closing rooms screen
                finish();
        
      }
       
     });
  }
}

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