Android Open Source - intelligent-lock-pattern Experiences User Adapter

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License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * "Copyright 2012 Lucas Andr? de Alencar"
 * /*  www. j av a2  s .c om*/
 * This file is part of "Intelligent Lock Pattern".
 * 
 * "Intelligent Lock Pattern" 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 
 * (at your option) any later version.
 * 
 * "Intelligent Lock Pattern" 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 "Intelligent Lock Pattern".  If not, see <http://www.gnu.org/licenses/>.
 */

package org.unioeste.ilp.adapters;

import java.util.List;

import org.unioeste.ilp.R;
import org.unioeste.ilp.models.Experience;
import org.unioeste.ilp.models.User;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.TextView;

/**
 * Adapter responsible for inflating the elements
 * of interface used on the users list on 
 * activity StartExperimentActivity.
 * 
 * @author Lucas Andr? de Alencar
 *
 */
public class ExperiencesUserAdapter extends BaseAdapter {

  List<User> users;
  int maxAttempts;
  LayoutInflater mInflater;
  ViewHolder holder;
  
  private static class ViewHolder {
    private TextView userName;
    private TextView userAttempts;
    private Button newAttemptButton;
  }
  
  public ExperiencesUserAdapter (Context context, List<User> users, int maxAttempts) {
    mInflater = LayoutInflater.from(context);
    this.users = users;
    this.maxAttempts = maxAttempts;
  }
  
  @Override
  public int getCount() {
    return users.size();
  }

  @Override
  public Object getItem(int position) {
    return users.get(position);
  }

  @Override
  public long getItemId(int position) {
    return position;
  }

  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    if (convertView == null) {
      convertView = mInflater.inflate(R.layout.experiences_list_item, null);
      holder = new ViewHolder();
      
      holder.userName = (TextView) convertView.findViewById(R.id.user_name_text);
      holder.userAttempts = (TextView) convertView.findViewById(R.id.user_attempts);
      holder.newAttemptButton = (Button) convertView.findViewById(R.id.new_experiment_button);
      
      convertView.setTag(holder);
    } else {
      holder = (ViewHolder) convertView.getTag();
    }
    
    fillFields(users.get(position), holder);
    
    return convertView;
  }
  
  private void fillFields (User user, ViewHolder holder) {
    holder.userName.setText(user.getName());
    
    String userAttempts = getUserAttempts(user);
    setAttemptsVisibility(userAttempts);
  }
  
  private void setAttemptsVisibility (String userAttempts) {
    holder.userAttempts.setText(userAttempts + "/" + maxAttempts);
    
    if (!userAttempts.equals("")) {
      holder.userAttempts.setVisibility(View.VISIBLE);
      holder.newAttemptButton.setVisibility(View.GONE);
    } else {
      holder.userAttempts.setVisibility(View.GONE);
      holder.newAttemptButton.setVisibility(View.VISIBLE);
    }
  }
  
  private String getUserAttempts (User user) {
    List<Experience> experiences = user.getExperiences();
    if (experiences.size() <= 0) return "";
    if (experiences.get(experiences.size() - 1).getDone()) return "";
    Integer attempts = experiences.get(experiences.size() - 1).getAttempts().size();
    return attempts.toString();
  }
}

Java Source Code List