BusLignesWidgetConfigurationActivity.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.appwidget.AppWidgetManager;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
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.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;
import fr.gotorennes.domain.Ligne;
import fr.gotorennes.util.BackgroundTask;

public class BusLignesWidgetConfigurationActivity extends AbstractConfigurationActivity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.buslignes);
		setResult(RESULT_CANCELED);
	}
	
	@Override
	protected String getTrackingName() {
		return "configWidgetBus1";
	}

	@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.lignes);
				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) {
			}
		});
	}
	
	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		super.onActivityResult(requestCode, resultCode, data);
		if(resultCode == RESULT_OK) {
			int widgetId = getWidgetId();
			
			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(BusStopWidgetProvider.SCHEME + "://widget/id/"), String.valueOf(widgetId)));
			sendBroadcast(widgetUpdate);

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

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

			@Override
			protected List<Ligne> execute() {
				List<Ligne> lignes = goToRennes.getBusDao().getLignes();
				Collections.sort(lignes);
				return lignes;
			}

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

						@Override
						public void onItemClick(AdapterView<?> adapter, View view, int position, long id) {
							Ligne ligne = (Ligne) adapter.getItemAtPosition(position);
							Intent intent = new Intent(BusLignesWidgetConfigurationActivity.this, BusCircuitsWidgetConfigurationActivity.class);
							intent.putExtra("ligne", ligne);
							intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, getWidgetId());
							startActivityForResult(intent, 0);
						}
					});
				}
			}
		};
		backgroundTask.start(this);
	}

	protected ListAdapter getLigneAdapter(List<Ligne> lignes) {
		return new ArrayAdapter<Ligne>(this, 0, lignes) {

			@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.busligne_listitem, null);
				}

				Ligne ligne = getItem(position);
				
				ImageView lineIcon = (ImageView) view.findViewById(R.id.icon);
				Bitmap icon = goToRennes.getBusStationService().getBitmapIcon(BusLignesWidgetConfigurationActivity.this, ligne.id);
				lineIcon.setImageBitmap(icon);
				
				TextView name = (TextView) view.findViewById(R.id.name);
				name.setText(ligne.nom);
				
				ImageView accessibleIcon = (ImageView) view.findViewById(R.id.accessible);
				accessibleIcon.setVisibility(ligne.accessible ? View.VISIBLE : View.GONE);
				
				return view;
			}

		};
	}
}