BikeStationWidgetConfigurationActivity.java

/*******************************************************************************
 * Copyright (c) 2011 Michel DAVID mimah35-at-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.
 * 
 * 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 fr.gotorennes;

import java.util.Collections;
import java.util.List;

import android.app.AlertDialog;
import android.appwidget.AppWidgetManager;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.net.Uri;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;
import fr.gotorennes.domain.BikeStation;
import fr.gotorennes.util.BackgroundTask;

public class BikeStationWidgetConfigurationActivity extends AbstractConfigurationActivity {
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.bikestation_configure);
		setResult(RESULT_CANCELED);
	}
	
	@Override
	protected String getTrackingName() {
		return "configWidgetVeloStar";
	}	

	@Override
	protected void init() {
		populate(getIntent());
		
		EditText recherche = (EditText) findViewById(R.id.recherche);
		recherche.addTextChangedListener(new TextWatcher() {
			
			@Override
			public void onTextChanged(CharSequence s, int start, int before, int count) {
				ListView listView = (ListView) findViewById(R.id.stations);
				ArrayAdapter<?> adapter = (ArrayAdapter<?>) listView.getAdapter();
				adapter.getFilter().filter(s);
			}
			
			@Override
			public void beforeTextChanged(CharSequence s, int start, int count, int after) {
			}
			
			@Override
			public void afterTextChanged(Editable s) {
			}
		});
		
	}

	protected void populate(Intent intent) {
				
		BackgroundTask<List<BikeStation>> backgroundTask = new BackgroundTask<List<BikeStation>>() {

			@Override
			protected List<BikeStation> execute() {
				List<BikeStation> stations = goToRennes.getBikeStationService().getBikeStations();
				if(stations != null) {
					Collections.sort(stations);
				}
				return stations;
			}

			@Override
			protected void callback(List<BikeStation> result) {
				if (result != null) {
					ListView listView = (ListView) findViewById(R.id.stations);
					listView.setAdapter(getBikeStationAdapter(result));
					listView.setOnItemClickListener(new OnItemClickListener() {

						@Override
						public void onItemClick(AdapterView<?> adapter, View view, int position, long id) {
							final BikeStation station = (BikeStation) adapter.getItemAtPosition(position);
							
							AlertDialog.Builder build = new AlertDialog.Builder(BikeStationWidgetConfigurationActivity.this);
							build.setMessage(getString(R.string.veloChoix) + station.name);
							build.setPositiveButton(getString(R.string.ok), new android.content.DialogInterface.OnClickListener() {

								@Override
								public void onClick(DialogInterface dialog, int which) {
									dialog.dismiss();
									int widgetId = getWidgetId();

									SharedPreferences prefs = getSharedPreferences("fr.gotorennes.BikeStationWidget", 0);
									Editor editor = prefs.edit();
									editor.putString("stationId" + widgetId, String.valueOf(station.id));
									editor.commit();

									Intent widgetUpdate = new Intent();
									widgetUpdate.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
									widgetUpdate.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { widgetId });
									widgetUpdate.setData(Uri.withAppendedPath(Uri.parse(BikeStationWidgetProvider.SCHEME + "://widget/id/"), String.valueOf(widgetId)));
									sendBroadcast(widgetUpdate);

									Intent resultValue = new Intent();
									resultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, widgetId);
									setResult(RESULT_OK, resultValue);
									finish();
								}

							});
							build.setNegativeButton(getString(R.string.annuler), new android.content.DialogInterface.OnClickListener() {

								@Override
								public void onClick(DialogInterface dialog, int which) {
									dialog.dismiss();
								}
							});
							build.create().show();
						}

					});
				}
			}
		};
		backgroundTask.start(this);
	}

	protected ListAdapter getBikeStationAdapter(List<BikeStation> stations) {
		return new ArrayAdapter<BikeStation>(this, 0, stations) {

			@Override
			public View getView(int position, View convertView, ViewGroup parent) {
				View view = convertView;
				if (view == null) {
					LayoutInflater vi = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
					view = vi.inflate(R.layout.simple_listitem, null);
				}

				BikeStation station = getItem(position);

				TextView name = (TextView) view.findViewById(R.id.name);
				name.setText(station.name);

				return view;
			}

		};
	}
}