enumの例

EnumListViewActivity.java

package jp.co.kayo.android.ksapidemo.app.view;

import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;

/**
 * Created by esperia on 2014/06/11.
 */
public class EnumListViewActivity extends FragmentActivity implements AdapterView.OnItemClickListener {

    private ListView mListView;
    private EnumAdapter mAdapter;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        mListView = new ListView(this);
        mListView.setOnItemClickListener(this);
        mAdapter = new EnumAdapter(this);
        mListView.setAdapter(mAdapter);
    }

    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        Menus m = mAdapter.getItem(position);
        if (m.name().startsWith("APP_")) {
            Intent intent = new Intent(Intent.ACTION_VIEW);
            intent.setData(m.getUri());
            startActivity(intent);
        }
    }

    public enum Menus {
        SECTION_APP("あぷり", null),
        APP_CHROME("Chromeブラウザ", null, "https://play.google.com/store/apps/details?hl=ja&id=com.android.chrome"),
        APP_MUOOOO("むおおおお", null, "https://play.google.com/store/apps/details?id=com.esperia09.android.cryptmuoooo"),
        SECTION_MISC("その他", null),
        MISC_SETTING("設定", "アプリの設定"),
        MISC_OSS_LICENSE("オープンソースライセンス", "このアプリで使ってるやつ"),;

        private final String title;
        private final String subtitle;
        private final String url;

        Menus(String title, String subtitle) {
            this.title = title;
            this.subtitle = subtitle;
            this.url = null;
        }

        Menus(String title, String subtitle, String url) {
            this.title = title;
            this.subtitle = subtitle;
            this.url = url;
        }

        public String getTitle() {
            return title;
        }

        public String getSubtitle() {
            return subtitle;
        }

        public Uri getUri() {
            return Uri.parse(this.url);
        }
    }

    public static class EnumAdapter extends BaseAdapter {
        private static final String PREFIX_SECTION = "SECTION_";

        private final Context mContext;

        public EnumAdapter(Context context) {
            mContext = context;
        }

        @Override
        public int getCount() {
            return Menus.values().length;
        }

        @Override
        public Menus getItem(int position) {
            return Menus.values()[position];
        }

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

        @Override
        public boolean isEnabled(int position) {
            return Menus.values()[position].name().startsWith(PREFIX_SECTION);
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            Menus m = Menus.values()[position];
            if (convertView == null) {
                LayoutInflater inflater = LayoutInflater.from(mContext);
                convertView = inflater.inflate(android.R.layout.simple_list_item_2, parent, false);
            }

            TextView titleView = (TextView) convertView.findViewById(android.R.id.text1);
            TextView subtitleView = (TextView) convertView.findViewById(android.R.id.text2);

            if (!isEnabled(position)) {
                //セクション区切り
                convertView.setBackgroundColor(Color.BLACK);
                titleView.setTextColor(Color.WHITE);
                subtitleView.setVisibility(View.GONE);

                titleView.setText(m.getTitle());
            } else {
                convertView.setBackgroundColor(Color.WHITE);
                titleView.setTextColor(Color.BLACK);
                subtitleView.setVisibility(View.VISIBLE);

                titleView.setText(m.getTitle());
                subtitleView.setText(m.getSubtitle());
            }

            return convertView;
        }
    }

}

Tables.java

public interface Tables {
    public static final int TRUE = 1;
    public static final int FALSE = 0;

    public enum Favorites implements BaseTables {
        //@formatter:off
        URL("url"),
        TITLE("title"),
        MODIFIED(BaseTables.MODIFIED),
        CREATED(BaseTables.CREATED),
        ;
        //@formatter:on

        private static final String _TABLE = "favorites";
        private static final Uri _URI = Uri.parse(ContentResolver.SCHEME_CONTENT + "://"
                + ContentProviderKohno.AUTHORITY + "/" + _TABLE);
        private final String fieldName;

        private Favorites(String fieldName) {
            this.fieldName = fieldName;
        }

        public static String getTable() {
            return _TABLE;
        }

        public static Uri getContentUri() {
            return _URI;
        }

        @Override
        public String toString() {
            return this.fieldName;
        }
    }

    public interface BaseTables extends BaseColumns {
        String _TABLE = null;
        String _URI = null;

        String MODIFIED = "modified";
        String CREATED = "created";

    }
}