Android Open Source - checkin Icon Spinner Adapter

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License

The source code is released under:

# License Copyright ? 2014 Sam Whited Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the ?Software??), to deal ...

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Java Source Code

package com.samwhited.checkin;
/*from  w  ww.  j a  va 2s  . c  o  m*/
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.SpinnerAdapter;
import android.widget.TextView;

public class IconSpinnerAdapter extends ArrayAdapter implements SpinnerAdapter {

  final String[] icons;

  /**
   * Constructor
   *
   * @param context  The current context.
   * @param resource The resource ID for a layout file containing a TextView to use when
   *                 instantiating views.
   * @param names    The objects to represent in the ListView.
   * @param icons    The icons to show next to the names in the ListView.
   */
  public IconSpinnerAdapter(final Context context,
                final int resource,
                final String[] names,
                final String[] icons) {
    super(context, resource, names);
    this.icons = icons;
  }

  /**
   * {@inheritDoc}
   *
   * @param position
   * @param convertView
   * @param parent
   */
  @Override
  public View getView(final int position, final View convertView, final ViewGroup parent) {
    final View view = super.getView(position, convertView, parent);
    if (view != null && view instanceof TextView) {
      if (!icons[position].isEmpty() && !icons[position].equalsIgnoreCase("none")) {
        ((TextView) view).setCompoundDrawablesWithIntrinsicBounds(
            getContext().getResources().getIdentifier(icons[position].replace("-", "_"),
                "drawable",
                getContext().getPackageName()), 0, 0, 0);
      } else {
        ((TextView) view).setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
      }
    }
    return view;
  }

  /**
   * {@inheritDoc}
   *
   * @param position
   * @param convertView
   * @param parent
   */
  @Override
  public View getDropDownView(final int position, final View convertView, final ViewGroup parent) {
    final View view = super.getDropDownView(position, convertView, parent);
    if (view != null && view instanceof TextView) {
      if (!icons[position].isEmpty() && !icons[position].equalsIgnoreCase("none")) {
        ((TextView) view).setCompoundDrawablesWithIntrinsicBounds(
            getContext().getResources().getIdentifier(icons[position].replace("-", "_"),
                "drawable",
                getContext().getPackageName()), 0, 0, 0);
      } else {
        ((TextView) view).setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
      }
    }
    return view;
  }
}

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