Android Open Source - digitalcampus Custom Grid View Adapter

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Back to project page digitalcampus.

License

The source code is released under:

MIT License

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Java Source Code

package com.llenguatges.digitalcampus.adapters;
/* www . j a v a2s  .  c o  m*/
import java.util.ArrayList;

import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;

import com.llenguatges.digitalcampus.R;
import com.llenguatges.digitalcampus.objects.Item;

public class CustomGridViewAdapter extends ArrayAdapter<Item> {
  Context context;
  int layoutResourceId;
  ArrayList<Item> data = new ArrayList<Item>();

  /**
   * Constructor
   * @param context
   * @param layoutResourceId
   * @param data
   */
  public CustomGridViewAdapter(Context context, int layoutResourceId, ArrayList<Item> data) {
    super(context, layoutResourceId, data);
    this.layoutResourceId = layoutResourceId;
    this.context = context;
    this.data = data;
  }

  /**
   * Get a View that displays the data at the specified position in the data set.
   * @param position
   * @param converView
   * @param parent
   */
  public View getView(int position, View convertView, ViewGroup parent) {
    View row = convertView;
    RecordHolder holder = null;

    if (row == null) {
      LayoutInflater inflater = ((Activity) context).getLayoutInflater();
      row = inflater.inflate(layoutResourceId, parent, false);

      holder = new RecordHolder();
      holder.txtTitle = (TextView) row.findViewById(R.id.item_text);
      holder.imageItem = (ImageView) row.findViewById(R.id.item_image);
      row.setTag(holder);
    } else {
      holder = (RecordHolder) row.getTag();
    }

    Item item = data.get(position);
    holder.txtTitle.setText(item.getTitle());
    holder.imageItem.setImageBitmap(item.getImage());
    switch (position) {
    case 0:
      holder.imageItem.setImageResource(R.drawable.ic_action_group);
      break;
    case 1:
      holder.imageItem.setImageResource(R.drawable.ic_action_storage);
      break;
    case 2:
      holder.imageItem.setImageResource(R.drawable.ic_action_event);
      break;
    case 3:
      holder.imageItem.setImageResource(R.drawable.ic_action_undo);
      break;
    default:
      break;
    }
    return row;

  }

  static class RecordHolder {
    TextView txtTitle;
    ImageView imageItem;

  }
}

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