TopupsActivity.java

/*
	Copyright (C) 2010 Ben Van Daele (vandaeleben@gmail.com)

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package be.benvd.mvforandroid;

import java.text.SimpleDateFormat;
import java.util.Date;

import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.database.Cursor;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CursorAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import be.benvd.mvforandroid.data.DatabaseHelper;
import be.benvd.mvforandroid.data.MVDataService;

import com.commonsware.cwac.wakeful.WakefulIntentService;

public class TopupsActivity extends Activity
	{

	public DatabaseHelper helper;
	private Cursor model;

	private BroadcastReceiver updatedReceiver = new BroadcastReceiver()
		{
			@Override
			public void onReceive(Context context, Intent intent)
				{
				model.requery();
				TopupsActivity.this.getParent().setProgressBarIndeterminateVisibility(false);
				}
		};

	private BroadcastReceiver exceptionReceiver = new BroadcastReceiver()
		{
			@Override
			public void onReceive(Context context, Intent intent)
				{
				Exception e = (Exception) intent.getSerializableExtra(MVDataService.EXCEPTION);
				Toast.makeText(context, getString(R.string.exception_message, e == null ? "null" : e.getClass().getName()), Toast.LENGTH_LONG).show();
				TopupsActivity.this.getParent().setProgressBarIndeterminateVisibility(false);
				}
		};

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

		setContentView(R.layout.topups);

		helper = new DatabaseHelper(this);
		model = helper.topups.getAll();

		updateView();
		}

	private void updateView()
		{
		Button updateButton = (Button) findViewById(R.id.update_button);
		updateButton.setOnClickListener(new OnClickListener()
			{
				@Override
				public void onClick(View v)
					{
					TopupsActivity.this.getParent().setProgressBarIndeterminateVisibility(true);
					Intent i = new Intent(TopupsActivity.this, MVDataService.class);
					i.setAction(MVDataService.UPDATE_TOPUPS);
					WakefulIntentService.sendWakefulWork(TopupsActivity.this, i);
					}
			});

		ListView topupsList = (ListView) findViewById(R.id.topups_list);
		topupsList.setAdapter(new TopupsAdapter(this, model));
		topupsList.setFocusable(false);
		}

	@Override
	protected void onResume()
		{
		super.onResume();
		registerReceiver(updatedReceiver, new IntentFilter(MVDataService.TOPUPS_UPDATED));
		registerReceiver(exceptionReceiver, new IntentFilter(MVDataService.EXCEPTION));
		}

	@Override
	protected void onPause()
		{
		super.onPause();
		unregisterReceiver(updatedReceiver);
		unregisterReceiver(exceptionReceiver);
		}

	@Override
	protected void onDestroy()
		{
		super.onDestroy();
		helper.close();
		}

	private static SimpleDateFormat formatDate = new SimpleDateFormat("dd/MM/yyyy");

	static class TopupsHolder
		{
		private TextView amount = null, method = null, date = null;

		TopupsHolder(View listItem)
			{
			amount = (TextView) listItem.findViewById(R.id.topup_amount);
			method = (TextView) listItem.findViewById(R.id.topup_method);
			date = (TextView) listItem.findViewById(R.id.topup_date);
			}

		public void populateFrom(Cursor c, DatabaseHelper helper)
			{
			amount.setText((int) helper.topups.getAmount(c) + "€");
			method.setText(helper.topups.getMethod(c));
			date.setText(formatDate.format(new Date(helper.topups.getExecutedOn(c))));
			}

		}

	class TopupsAdapter extends CursorAdapter
		{

		public TopupsAdapter(Context context, Cursor c)
			{
			super(context, c);
			}

		@Override
		public void bindView(View view, Context context, Cursor cursor)
			{
			TopupsHolder holder = (TopupsHolder) view.getTag();
			holder.populateFrom(cursor, helper);
			}

		@Override
		public View newView(Context context, Cursor cursor, ViewGroup parent)
			{
			LayoutInflater inflater = getLayoutInflater();
			View listItem = inflater.inflate(R.layout.topups_list_item, parent, false);
			TopupsHolder holder = new TopupsHolder(listItem);
			listItem.setTag(holder);
			return listItem;
			}

		@Override
		public boolean isEnabled(int position)
			{
			return false;
			}

		}

	}