Android Open Source - E-merg Spinner Category Adapter

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License

The source code is released under:

Apache License

Java Source Code

package com.e_merg.adapters;
//w  ww  .  ja  v  a  2s . co m
import com.e_merg.R;

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

public class SpinnerCategoryAdapter extends ArrayAdapter<CharSequence> {

  LayoutInflater inflater;
  String header;

  public SpinnerCategoryAdapter(Context context, String header) {
    super(context, android.R.layout.simple_list_item_2);
    this.header = header;
    inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
  }

  public void setListData(CharSequence[] data) {
    clear();
    if (data != null) {
      for (CharSequence appEntry : data) {
        add(appEntry);
      }
      notifyDataSetChanged();
    }
  }

  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    ViewHolder holder;
    if (convertView == null) {
      convertView = inflater.inflate(R.layout.spinner_row_title, null);
      holder = new ViewHolder();
      holder.title = (TextView) convertView.findViewById(R.id.txtSpTitle);
      holder.item = (TextView) convertView.findViewById(R.id.txtSpSubTitle);
      convertView.setTag(holder);
    } else {
      holder = (ViewHolder) convertView.getTag();
    }

    CharSequence cs = getItem(position);
    holder.item.setText(cs);
    holder.title.setText(header);

    return convertView;
  }// end of method getView()

  @Override
  public View getDropDownView(int position, View convertView, ViewGroup parent) {
    ViewHolder holder;
    if (convertView == null) {
      convertView = inflater.inflate(R.layout.spinner_row_category, null);
      holder = new ViewHolder();
      holder.item = (TextView) convertView.findViewById(R.id.txtSpItem);
      convertView.setTag(holder);
    } else {
      holder = (ViewHolder) convertView.getTag();
    }

    CharSequence cs = getItem(position);
    holder.item.setText(cs);

    return convertView;
  }

  static class ViewHolder {
    TextView item, title;
  }
}

Java Source Code List

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