Android Open Source - poppas_haven U I_ Milk_ Options

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Back to project page poppas_haven.
License

The source code is released under:
MIT License
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Java Source Code

package com.hssdevelopment.poppas_haven;
//w  w  w  . j  a  v  a  2s  .  c o  m
import java.util.ArrayList;
import java.util.HashMap;

import android.app.Activity;
import android.app.ListActivity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

public class UI_Milk_Options extends ListActivity
{
  //Purpose: Get Milk Options from the user for Milk Based Drink
  
  //Activity Context
  private Context context;
  //List for milk
  ArrayList<String> milkOptions;

  //UI Controls
  private ListView list;
  private TextView orderField;
  private MenuAdapter ma;
  private View footer;
  
  //List View Child Click Handler
  private OnItemClickListener listClickHandler;
  
  //Hash map for current drink order
  private HashMap<String, String> currentOrder;
  
  @Override
  public void onCreate(Bundle savedInstanceState)
  {
    //Inflate UI
    super.onCreate(savedInstanceState);
    setContentView(R.layout.ui_milk_options);
    context = this;

    //Get reference to list
    list = (ListView)getListView();
    
    Bundle extras = getIntent().getExtras();
    //Grab extras if they are available
    if (extras != null)
    {
      try
      {
        currentOrder = (HashMap<String, String>) extras.getSerializable("current_order");
      }
      
      catch (NullPointerException e)
      {
        e.printStackTrace();
        Error_Message em = new Error_Message((Activity) context, "An Error has occured");
        em.showErrorMessage();
      }
    }
    
    //Initialize all Milk Options locally
    //This will be replaced by server data
    
    milkOptions = new ArrayList<String>();
    //If drink category = blended, add Regular and Dairy Free Options
    
    if(currentOrder.get("category_name").equals("Blended"))
    {
      milkOptions.add("Regular Frappe Base");
      milkOptions.add("Dairy Free Frappe Base");
    }
    
    else
    {
      milkOptions.add("Regular(2%)");
      milkOptions.add("Non-Fat");
      milkOptions.add("Whole");
      milkOptions.add("Soy");
      milkOptions.add("Hemp");
      milkOptions.add("Breve");
    }
    //Set list click handler for Milk Options
    //This will start a new activity when it is finished. 
    listClickHandler = new OnItemClickListener(){
      @Override
      public void onItemClick(AdapterView<?> parent, View child, int position, long pos) 
      {  
        //Update currentOrder with milk option
        TextView category = (TextView)child.findViewById(R.id.drink_name);
        String milk = category.getText().toString();
        currentOrder.put("milk", milk);
        
        //Create New Intent
        Intent i = new Intent(child.getContext(), UI_Sauce_Syrup_Menu.class);
        i.putExtra("current_order", currentOrder);
        startActivity(i);
      }
    };
    
    //Set the listener
    list.setOnItemClickListener(listClickHandler);
    
    //Inflate the footer of the menu
    footer = getLayoutInflater().inflate(R.layout.listview_footer, null);
    list.addFooterView(footer);
    
    //Set order field text
    orderField = (TextView)findViewById(R.id.order_status);
    setOrderField();
    
    //Create and set menu adapter
    ma = new MenuAdapter(this, milkOptions);
    list.setAdapter(ma);
  }

  //Functions that populates order field with drink status selected so far by the user
  private void setOrderField() 
  {
    String size = currentOrder.get("size");
    String temperature = currentOrder.get("drinkTemperature");
    String drinkName = currentOrder.get("name");
    
    orderField.setText("Order Status: " + size + " " + temperature + " " + drinkName);
  }
  
}
Java Source Code List
