LazyAdapter.java :  » App » eventur-pittsburgh-pawslab » com » eventur » Android Open Source

package com.eventur;

import android.app.Activity;
import android.content.Context;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

public class LazyAdapter extends BaseAdapter {

  private Activity activity;
  private Context context;

  private String[] eventTitle;
  private String[] eventDate;
  private String[] eventImage;
  private LayoutInflater inflater=null;
  public static ImageLoader imageLoader;
  private static String tag = "LazyAdapter"; 

  public LazyAdapter(Activity a, String[] eventTitle,String[] eventDate,String[] eventImage) {
    activity = a;
    this.eventTitle = eventTitle;
    this.eventDate = eventDate;
    this.eventImage = eventImage;
    inflater = (LayoutInflater)activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    imageLoader=new ImageLoader(activity.getApplicationContext());
  }

  public LazyAdapter(Context a, String[] eventTitle,String[] eventDate,String[] eventImage) {
    context = a;
    this.eventTitle = eventTitle;
    this.eventDate = eventDate;
    this.eventImage = eventImage;
    
    inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    //inflater = LayoutInflater.from(context);

    imageLoader=new ImageLoader(context.getApplicationContext());
  }


  public LazyAdapter(OnClickListener onClickListener,String[] eventTitle, String[] eventDate,String[] eventImage) {
    this.context =(Context) onClickListener;
    this.eventTitle = eventTitle;
    this.eventDate = eventDate;
    this.eventImage = eventImage;
    inflater = LayoutInflater.from((Context) onClickListener);
    imageLoader=new ImageLoader(((Context) onClickListener).getApplicationContext());

  }

  public int getCount() {
    return eventTitle.length;
  }

  public Object getItem(int position) {
    return position;
  }

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

  public static class ViewHolder{
    public TextView firstLine;
    public TextView secondLine;
    public ImageView image;
  }

  public View getView(int position, View convertView, ViewGroup parent) {
    View vi=convertView;
    ViewHolder holder;
    System.out.println("in getView");
    if(convertView==null){
      System.out.println("getView is null");
      vi = inflater.inflate(R.layout.listview, null);
      holder=new ViewHolder();
      holder.firstLine=(TextView)vi.findViewById(R.id.firstLineView);
      holder.secondLine=(TextView)vi.findViewById(R.id.secondLineView);
      holder.image=(ImageView)vi.findViewById(R.id.image);
      vi.setTag(holder);
    }
    else
      holder=(ViewHolder)vi.getTag();
    System.out.println("getView tagging now");
    Log.i(tag , "event "+eventTitle[position]+"date "+eventDate[position]+"link "+eventImage[position]);
    holder.firstLine.setText(eventTitle[position]);
    holder.secondLine.setText(eventDate[position]);
    holder.image.setTag(eventImage[position]);

    imageLoader.DisplayImage(eventImage[position], context, holder.image);

    return vi;
  }
}