Android Open Source - open311-android Servers 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 City of Bloomington, Indiana
 * @license http://www.gnu.org/licenses/gpl.txt GNU/GPL, see LICENSE.txt
 * @author Cliff Ingham <inghamn@bloomington.in.gov>
 *///w  w  w  . ja v  a2s .c om
package gov.in.bloomington.georeporter.adapters;

import gov.in.bloomington.georeporter.R;
import gov.in.bloomington.georeporter.models.Open311;
import gov.in.bloomington.georeporter.models.Preferences;

import gov.in.bloomington.georeporter.util.json.JSONArray;
import gov.in.bloomington.georeporter.util.json.JSONObject;

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

public class ServersAdapter extends BaseAdapter {
  private JSONArray mServers;
  private static LayoutInflater mInflater;
  private String mCurrentServerName;
  
  public ServersAdapter(JSONArray d, Context c) {
    mServers  = d;
    mInflater = LayoutInflater.from(c);
    
    JSONObject currentServer = Preferences.getCurrentServer(c);
    mCurrentServerName = currentServer==null ? "" : currentServer.optString(Open311.NAME);
  }

  @Override
  public int getCount() {
    return (mServers == null) ? 0 : mServers.length();
  }

  @Override
  public JSONObject getItem(int position) {
    return mServers.optJSONObject(position);
  }

  @Override
  public long getItemId(int position) {
    return position;
  }
  
  private static class ViewHolder {
    public TextView name, url;
    public RadioButton radio;
  }

  /* (non-Javadoc)
   * @see android.widget.Adapter#getView(int, android.view.View, android.view.ViewGroup)
   */
  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    ViewHolder holder;
    
    if (convertView == null) {
      convertView = mInflater.inflate(R.layout.list_item_servers, null);
      holder = new ViewHolder();
      holder.name = (TextView)convertView.findViewById(android.R.id.text1);
      holder.url  = (TextView)convertView.findViewById(android.R.id.text2);
      holder.radio = (RadioButton)convertView.findViewById(R.id.radio);
      convertView.setTag(holder);
    }
    else {
      holder = (ViewHolder) convertView.getTag();
    }
    
    String name = mServers.optJSONObject(position).optString(Open311.NAME);
    String url  = mServers.optJSONObject(position).optString(Open311.URL);
    if (name.equals(mCurrentServerName)) {
      holder.radio.setChecked(true);
    }
    else {
      holder.radio.setChecked(false);
    }
    holder.name.setText(name);
    holder.url .setText(url);
    return convertView;
  }
}

Java Source Code List