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import java.util.ArrayList; |
import java.util.ArrayList; |
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import java.util.List; |
import java.util.List; |
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import java.util.Locale; |
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import android.app.AlertDialog; |
import android.app.AlertDialog; |
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import android.app.Dialog; |
import android.app.Dialog; |
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import android.app.ProgressDialog; |
import android.app.ProgressDialog; |
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import android.content.DialogInterface; |
import android.content.DialogInterface; |
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import android.content.Intent; |
import android.content.Intent; |
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import android.location.Address; |
import android.content.SharedPreferences; |
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import android.location.Geocoder; |
import android.content.SharedPreferences.Editor; |
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import android.location.Location; |
import android.location.Location; |
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import android.os.AsyncTask; |
import android.os.AsyncTask; |
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import android.os.Bundle; |
import android.os.Bundle; |
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import android.os.Handler; |
import android.os.Handler; |
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import android.os.Message; |
import android.os.Message; |
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import android.util.Log; |
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import android.view.ContextMenu; |
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import android.view.LayoutInflater; |
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import android.view.Menu; |
import android.view.Menu; |
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import android.view.MenuItem; |
import android.view.MenuItem; |
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import android.view.View; |
import android.view.View; |
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import android.view.ContextMenu.ContextMenuInfo; |
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import android.view.View.OnCreateContextMenuListener; |
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import android.widget.AdapterView; |
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import android.widget.EditText; |
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import android.widget.ListView; |
import android.widget.ListView; |
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import android.widget.Toast; |
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import dk.thoerup.traininfo.provider.ProviderFactory; |
import dk.thoerup.traininfo.provider.ProviderFactory; |
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import dk.thoerup.traininfo.provider.StationProvider; |
import dk.thoerup.traininfo.provider.StationProvider; |
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import dk.thoerup.traininfo.stationmap.GeoPair; |
import dk.thoerup.traininfo.stationmap.GeoPair; |
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import dk.thoerup.traininfo.stationmap.StationMapView; |
import dk.thoerup.traininfo.stationmap.StationMapView; |
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import dk.thoerup.traininfo.util.IntSet; |
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import dk.thoerup.traininfo.util.MessageBox; |
import dk.thoerup.traininfo.util.MessageBox; |
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public class StationList extends ListActivity { |
public class StationList extends ListActivity { |
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public static final int NOPROVIDER = 1003; |
public static final int NOPROVIDER = 1003; |
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public static final int LOCATIONFIXTIMEOUT = 1004; |
public static final int LOCATIONFIXTIMEOUT = 1004; |
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public static final int OPTIONS_MAP = 2001; |
public static final int OPTIONS_MAP = 2003; |
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public static final int OPTIONS_ABOUT = 2002; |
public static final int OPTIONS_GPSINFO = 2004; |
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public static final int DLG_PROGRESS = 1001; |
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public static final int DLG_PROGRESS = 3001; |
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public static final int DLG_STATIONNAME = 3002; |
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static enum LookupMethod { |
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ByLocation, |
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ByName, |
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ByList, |
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MethodNone |
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} |
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/** Called when the activity is first created. */ |
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String dialogMessage = ""; |
String dialogMessage = ""; |
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ProgressDialog dialog; |
ProgressDialog dialog; |
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LocationLookup locator = null; |
LocationLookup locationLookup = null; |
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LocatorTask locatorTask; |
FindStationsTask findStationsTask; |
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StationsFetchedHandler stationsFetched = new StationsFetchedHandler(); |
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GeoPair location = new GeoPair(); |
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boolean isRunning = false; |
boolean isRunning = false; |
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List<StationBean> stations = new ArrayList<StationBean>(); |
List<StationBean> stations = new ArrayList<StationBean>(); |
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StationProvider stationProvider = ProviderFactory.getStationProvider(); |
StationProvider stationProvider = ProviderFactory.getStationProvider(); |
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StationListAdapter adapter = null; |
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FavoritesMenu contextMenu = new FavoritesMenu(); |
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IntSet favorites = new IntSet(); |
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WelcomeScreen.ListType listType; |
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SharedPreferences prefs; |
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/////////////////////////////////////////////////////////////////////////////////////////// |
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//Activity call backs |
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StationListAdapter adapter = null; |
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@SuppressWarnings("unchecked") |
@SuppressWarnings("unchecked") |
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@Override |
@Override |
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public void onCreate(Bundle savedInstanceState) { |
public void onCreate(Bundle savedInstanceState) { |
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super.onCreate(savedInstanceState); |
super.onCreate(savedInstanceState); |
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setContentView(R.layout.main); |
setContentView(R.layout.stationlist); |
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adapter = new StationListAdapter(this); |
adapter = new StationListAdapter(this); |
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setListAdapter(adapter); |
setListAdapter(adapter); |
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locator = new LocationLookup(this, stationsFetched); |
ListView lv = getListView(); |
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lv.setOnCreateContextMenuListener(contextMenu); |
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locationLookup = new LocationLookup(this, stationsFetched); |
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prefs = getSharedPreferences("TrainStation", 0); |
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String favoriteString = prefs.getString("favorites", ""); |
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if (! favoriteString.equals("") ) { |
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favorites.fromString(favoriteString); |
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} |
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listType = (WelcomeScreen.ListType) getIntent().getSerializableExtra("type"); |
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setTitle(); |
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if (savedInstanceState == null) { |
if (savedInstanceState == null) { |
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startLookup(); |
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switch (listType) { |
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case ListNearest: |
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startLookup(); |
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break; |
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case ListSearch: |
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this.showDialog(DLG_STATIONNAME); |
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break; |
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case ListFavorites: |
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startFavoriteLookup(); |
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break; |
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default: |
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// Not possible !?! |
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} |
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} else { |
} else { |
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stations = (ArrayList<StationBean>) savedInstanceState.getSerializable("stations"); |
stations = (ArrayList<StationBean>) savedInstanceState.getSerializable("stations"); |
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adapter.setStations(stations); |
adapter.setStations(stations); |
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location = (GeoPair) savedInstanceState.getSerializable("location"); |
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} |
} |
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} |
} |
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protected void setTitle() { |
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String dialogTitle = getResources().getString(R.string.app_name); |
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switch (listType) { |
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case ListNearest: |
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dialogTitle += " - Nearby stations"; |
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break; |
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case ListSearch: |
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dialogTitle += " - Search"; |
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break; |
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case ListFavorites: |
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dialogTitle += " - Favorites"; |
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break; |
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default: |
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dialogTitle = "";//not possible |
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} |
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setTitle(dialogTitle); |
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} |
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@Override |
@Override |
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if (dialog != null && dialog.isShowing()) |
if (dialog != null && dialog.isShowing()) |
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dialog.dismiss(); |
dialog.dismiss(); |
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outState.putSerializable("stations", (ArrayList<StationBean>) stations); |
outState.putSerializable("stations", (ArrayList<StationBean>) stations); |
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outState.putSerializable("location", location); |
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} |
} |
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@Override |
@Override |
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public boolean onCreateOptionsMenu(Menu menu) { |
public boolean onCreateOptionsMenu(Menu menu) { |
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menu.add(0, OPTIONS_MAP, 0, "Show station map"); |
MenuItem item; |
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menu.add(0, OPTIONS_ABOUT, 0, "About"); |
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item = menu.add(0, OPTIONS_MAP, 0, "Station map"); |
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item.setIcon(android.R.drawable.ic_menu_mapmode); |
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item = menu.add(0, OPTIONS_GPSINFO, 0, "GPS Info"); |
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item.setIcon(android.R.drawable.ic_menu_mapmode); |
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return true; |
return true; |
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} |
} |
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@Override |
@Override |
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public boolean onOptionsItemSelected(MenuItem item) { |
public boolean onOptionsItemSelected(MenuItem item) { |
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boolean retval; |
boolean retval = true; |
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//TODO: Cleanup |
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switch (item.getItemId()) { |
switch (item.getItemId()) { |
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case OPTIONS_MAP: |
case OPTIONS_MAP: |
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Intent intent = new Intent(this,StationMapView.class); |
Intent intent = new Intent(this,StationMapView.class); |
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intent.putExtra("userlocation", GeoPair.fromLocation(locator.getLocation()) ); |
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ArrayList<GeoPair> stationPoints = new ArrayList<GeoPair>(); |
ArrayList<GeoPair> stationPoints = new ArrayList<GeoPair>(); |
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for (StationBean st : stations ) { |
for (StationBean st : stations ) { |
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intent.putExtra("stations", stationPoints); |
intent.putExtra("stations", stationPoints); |
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startActivity(intent); |
startActivity(intent); |
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retval = true; |
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break; |
break; |
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case OPTIONS_ABOUT: |
case OPTIONS_GPSINFO: |
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String ver = this.getResources().getString(R.string.app_version); |
Location loc = locationLookup.getLocation(); |
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StringBuffer message = new StringBuffer(); |
StringBuffer message = new StringBuffer(); |
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message.append("TrainInfo DK v").append(ver).append("\n"); |
message.append("Location info:\n"); |
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message.append("By Torben Nielsen\n"); |
if (loc != null) { |
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message.append("-Obtained by: ").append( loc.getProvider() ).append("\n"); |
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message.append("-Accuracy: ").append( (int)loc.getAccuracy()).append("m\n"); |
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message.append("-Latitude: ").append( loc.getLatitude()).append("\n"); |
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message.append("-Longitude: ").append( loc.getLongitude() ).append("\n"); |
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} else { |
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message.append(" - No location data!"); |
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} |
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MessageBox.showMessage(this, message.toString()); |
MessageBox.showMessage(this, message.toString()); |
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retval = true; |
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break; |
break; |
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default: |
default: |
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retval = super.onOptionsItemSelected(item); |
retval = super.onOptionsItemSelected(item); |
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return retval; |
return retval; |
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} |
} |
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@Override |
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public boolean onContextItemSelected(MenuItem item) { |
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contextMenu.onContextItemSelected(item); |
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return true; |
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} |
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public void showMessageAndClose(String message) { |
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AlertDialog.Builder builder = new AlertDialog.Builder(this); |
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builder.setMessage(message) |
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.setCancelable(false) |
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.setPositiveButton("OK", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int id) { |
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dialog.dismiss(); |
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StationList.this.finish(); |
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} |
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}) |
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.show(); |
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} |
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@Override |
@Override |
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protected Dialog onCreateDialog(int id) { |
protected Dialog onCreateDialog(int id) { |
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dlg.setMessage("Wait for location fix"); |
dlg.setMessage("Wait for location fix"); |
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dlg.setCancelable(false); |
dlg.setCancelable(false); |
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return dlg; |
return dlg; |
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case DLG_STATIONNAME: |
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LayoutInflater factory = LayoutInflater.from(this); |
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final View rootView = factory.inflate(R.layout.textinput, null); |
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AlertDialog.Builder builder = new AlertDialog.Builder(this); |
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builder.setTitle("Station search"); |
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builder.setView(rootView); |
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builder.setCancelable(true); |
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builder.setPositiveButton("Search", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int which) { |
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EditText et = (EditText) rootView.findViewById(R.id.EditText); |
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dialog.dismiss(); |
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if (et.getText().toString().length() >= 2) { |
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startNameSearch(et.getText().toString()); |
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} else { |
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showMessageAndClose("Two characters minimum"); |
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} |
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} |
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}); |
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builder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int which) { |
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dialog.dismiss(); |
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StationList.this.finish(); // Close this Activity |
282 |
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} |
283 |
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}); |
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return builder.create(); |
285 |
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default: |
default: |
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return super.onCreateDialog(id); |
return super.onCreateDialog(id); |
288 |
} |
} |
290 |
} |
} |
291 |
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@Override |
@Override |
294 |
protected void onPrepareDialog(int id, Dialog dialog) { |
protected void onPrepareDialog(int id, Dialog dialog) { |
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super.onPrepareDialog(id, dialog); |
super.onPrepareDialog(id, dialog); |
303 |
break; |
break; |
304 |
} |
} |
305 |
} |
} |
306 |
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@Override |
308 |
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protected void onListItemClick(ListView l, View v, int position, long id) { |
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super.onListItemClick(l, v, position, id); |
310 |
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StationBean station = stations.get(position); |
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Intent intent = new Intent(this, DepartureList.class); |
314 |
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intent.putExtra("stationbean", station); |
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startActivity(intent); |
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} |
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///////////////////////////////////////////////////////////// |
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// |
320 |
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321 |
public void startLookup() { |
public void startLookup() { |
322 |
isRunning = true; |
isRunning = true; |
323 |
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dialogMessage = "Wait for location fix"; |
324 |
showDialog(DLG_PROGRESS); |
showDialog(DLG_PROGRESS); |
325 |
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locator.locateStations(); |
locationLookup.locateStations(); |
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stationsFetched.sendEmptyMessageDelayed(LOCATIONFIXTIMEOUT, 20000); |
stationsFetched.sendEmptyMessageDelayed(LOCATIONFIXTIMEOUT, 20000); |
328 |
} |
} |
329 |
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void startNameSearch(String name) { |
331 |
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dialogMessage = "Finding stations by name"; |
332 |
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showDialog(DLG_PROGRESS); |
333 |
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findStationsTask = new FindStationsTask(); |
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findStationsTask.searchByName(name, locationLookup.getLocation()); |
336 |
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findStationsTask.execute(); |
337 |
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} |
339 |
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public void startFavoriteLookup() { |
341 |
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342 |
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if (favorites.size() > 0) { |
343 |
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dialogMessage = "Loading favorites"; |
344 |
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showDialog(DLG_PROGRESS); |
345 |
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346 |
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findStationsTask = new FindStationsTask(); |
347 |
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findStationsTask.searchByIds(favorites.toString(), locationLookup.getLocation()); |
348 |
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findStationsTask.execute(); |
349 |
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} else { |
350 |
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showMessageAndClose( "Favorite list is empty"); |
351 |
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} |
352 |
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} |
353 |
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354 |
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355 |
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void startLocatorTask() |
357 |
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{ |
358 |
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dialogMessage = "Finding nearby stations"; |
359 |
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showDialog(DLG_PROGRESS); |
360 |
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361 |
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findStationsTask = new FindStationsTask(); |
362 |
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findStationsTask.searchByLocation( locationLookup.getLocation() ); |
363 |
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findStationsTask.execute(); |
364 |
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} |
365 |
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366 |
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367 |
Handler stationsFetched = new Handler() { |
/* TODO: Remove this no longer needed function |
368 |
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String lookupAddress(double latitude, double longitude) { |
369 |
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370 |
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Geocoder coder = new Geocoder(this, new Locale("da")); |
371 |
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StringBuilder sb = new StringBuilder(); |
372 |
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Log.i("lookupaddr", "" + latitude + "/" + longitude); |
373 |
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try { |
374 |
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List<Address> addressList = coder.getFromLocation(latitude, longitude, 1); |
375 |
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Address addr = addressList.get(0); |
376 |
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377 |
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378 |
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int max = addr.getMaxAddressLineIndex(); |
379 |
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for (int i=0; i<max; i++) { |
380 |
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if (i>0) |
381 |
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sb.append(", "); |
382 |
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383 |
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sb.append(addr.getAddressLine(i)); |
384 |
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} |
385 |
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386 |
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387 |
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} catch (Exception e) { |
388 |
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Log.e("DepartureList", "geocoder failed", e); |
389 |
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} |
390 |
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391 |
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return sb.toString(); |
392 |
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}*/ |
393 |
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394 |
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395 |
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//////////////////////////////////////////////////////////////////////////// |
396 |
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// Inner classes |
397 |
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398 |
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class StationsFetchedHandler extends Handler { |
399 |
@Override |
@Override |
400 |
public void handleMessage(Message msg) { |
public void handleMessage(Message msg) { |
401 |
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404 |
dismissDialog(DLG_PROGRESS); |
dismissDialog(DLG_PROGRESS); |
405 |
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406 |
startLocatorTask(); |
startLocatorTask(); |
407 |
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location = GeoPair.fromLocation( locationLookup.getLocation() ); |
408 |
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409 |
break; |
break; |
410 |
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414 |
break; |
break; |
415 |
case LOCATIONFIXTIMEOUT: |
case LOCATIONFIXTIMEOUT: |
416 |
if (isRunning) { |
if (isRunning) { |
417 |
locator.stopSearch(); |
locationLookup.stopSearch(); |
418 |
if (locator.hasLocation()) { |
if (locationLookup.hasLocation()) { |
419 |
stationsFetched.sendEmptyMessage( GOTLOCATION ); |
stationsFetched.sendEmptyMessage( GOTLOCATION ); |
420 |
} else { |
} else { |
421 |
dismissDialog(DLG_PROGRESS); |
dismissDialog(DLG_PROGRESS); |
422 |
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423 |
AlertDialog.Builder builder = new AlertDialog.Builder(StationList.this); |
AlertDialog.Builder builder = new AlertDialog.Builder(StationList.this); |
424 |
builder.setMessage("GPS fix timed out"); |
builder.setMessage("Location fix timed out"); |
425 |
builder.setCancelable(true); |
builder.setCancelable(true); |
426 |
builder.setPositiveButton("Retry", new DialogInterface.OnClickListener() { |
builder.setPositiveButton("Retry", new DialogInterface.OnClickListener() { |
427 |
public void onClick(DialogInterface dialog, int id) { |
public void onClick(DialogInterface dialog, int id) { |
444 |
isRunning = false; |
isRunning = false; |
445 |
} |
} |
446 |
}; |
}; |
447 |
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448 |
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449 |
void startLocatorTask() |
class FindStationsTask extends AsyncTask<Void,Void,Void> { |
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{ |
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dialogMessage = "Finding nearby stations"; |
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showDialog(DLG_PROGRESS); |
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450 |
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451 |
locatorTask = new LocatorTask(); |
LookupMethod method = LookupMethod.MethodNone; |
452 |
locatorTask.execute(); |
boolean success; |
453 |
} |
String name; |
454 |
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Location loc; |
455 |
@Override |
String ids; |
456 |
protected void onListItemClick(ListView l, View v, int position, long id) { |
|
457 |
super.onListItemClick(l, v, position, id); |
public void searchByName(String n, Location l) { |
458 |
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|
459 |
StationBean station = stations.get(position); |
method = LookupMethod.ByName; |
460 |
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loc = l; |
461 |
double latitude = station.getLatitude(); |
name = n; |
462 |
double longitude = station.getLongitude(); |
} |
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463 |
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464 |
Intent intent = new Intent(this, DepartureList.class); |
public void searchByLocation(Location l) { |
465 |
intent.putExtra("name", station.getName()); |
method = LookupMethod.ByLocation; |
466 |
intent.putExtra("distance", station.getDistance()); |
loc = l; |
467 |
intent.putExtra("latitude", latitude); |
} |
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intent.putExtra("longitude", longitude); |
|
|
intent.putExtra("stationid", station.getId()); |
|
|
intent.putExtra("address", station.getAddress()); |
|
|
startActivity(intent); |
|
|
} |
|
|
|
|
|
String lookupAddress(double latitude, double longitude) { |
|
468 |
|
|
469 |
Geocoder coder = new Geocoder(this, new Locale("da")); |
public void searchByIds(String id, Location l) { |
|
StringBuilder sb = new StringBuilder(); |
|
|
Log.i("lookupaddr", "" + latitude + "/" + longitude); |
|
|
try { |
|
|
List<Address> addressList = coder.getFromLocation(latitude, longitude, 1); |
|
|
Address addr = addressList.get(0); |
|
470 |
|
|
471 |
|
method = LookupMethod.ByList; |
472 |
int max = addr.getMaxAddressLineIndex(); |
loc = l; |
473 |
for (int i=0; i<max; i++) { |
ids = id; |
|
if (i>0) |
|
|
sb.append(", "); |
|
|
|
|
|
sb.append(addr.getAddressLine(i)); |
|
|
} |
|
|
|
|
|
|
|
|
} catch (Exception e) { |
|
|
Log.e("DepartureList", "geocoder failed", e); |
|
474 |
} |
} |
475 |
|
|
|
return sb.toString(); |
|
|
} |
|
|
|
|
|
class LocatorTask extends AsyncTask<Void,Void,Void> { |
|
|
boolean success; |
|
476 |
@Override |
@Override |
477 |
protected void onPreExecute() { |
protected void onPreExecute() { |
478 |
|
|
479 |
|
if (method.equals(LookupMethod.MethodNone)) |
480 |
|
throw new RuntimeException("Method not set"); |
481 |
super.onPreExecute(); |
super.onPreExecute(); |
482 |
} |
} |
483 |
|
|
484 |
@Override |
@Override |
485 |
protected Void doInBackground(Void... params) { |
protected Void doInBackground(Void... params) { |
486 |
Location loc = locator.getLocation(); |
|
487 |
success = stationProvider.lookupStations(loc); |
switch (method) { |
488 |
|
case ByLocation: |
489 |
|
success = stationProvider.lookupStations(loc); |
490 |
|
break; |
491 |
|
case ByName: |
492 |
|
success = stationProvider.lookupStationsByName(name); |
493 |
|
break; |
494 |
|
case ByList: |
495 |
|
success = stationProvider.lookupStationsByIds(ids); |
496 |
|
break; |
497 |
|
default: |
498 |
|
success = false; // not possible |
499 |
|
} |
500 |
|
|
501 |
|
|
502 |
|
Location dummy = new Location("gps"); |
503 |
List<StationBean> stations = stationProvider.getStations(); |
List<StationBean> stations = stationProvider.getStations(); |
504 |
for (StationBean station : stations) { |
|
505 |
String addr = lookupAddress(station.getLatitude(), station.getLongitude()); |
for (StationBean station : stations) { |
506 |
station.setAddress(addr); |
|
507 |
} |
if (method.equals(LookupMethod.ByName) || method.equals(LookupMethod.ByList)) { |
508 |
|
if (loc != null) { //only do the distance calc if we have a location |
509 |
|
dummy.setLatitude(station.getLatitude()); |
510 |
|
dummy.setLongitude(station.getLongitude()); |
511 |
|
station.setDistance( (int)loc.distanceTo(dummy) ); |
512 |
|
} else { |
513 |
|
station.setDistance(0); |
514 |
|
} |
515 |
|
} |
516 |
|
|
517 |
|
} |
518 |
|
|
519 |
return null; |
return null; |
520 |
} |
} |
524 |
super.onPostExecute(result); |
super.onPostExecute(result); |
525 |
dialog.dismiss(); |
dialog.dismiss(); |
526 |
|
|
527 |
|
|
528 |
if (success) { |
if (success) { |
529 |
if (stationProvider.getStations().size() == 0) |
if (stationProvider.getStations().size() == 0) |
530 |
MessageBox.showMessage(StationList.this, "No stations found!"); // this should not be possible !?! |
MessageBox.showMessage(StationList.this, "No stations found!"); // this should not be possible !?! |
556 |
} |
} |
557 |
} |
} |
558 |
} |
} |
559 |
|
|
560 |
|
|
561 |
|
class FavoritesMenu implements OnCreateContextMenuListener { |
562 |
|
private final static int FAVORITES_ADD = 9001; |
563 |
|
private final static int FAVORITES_REMOVE = 9002; |
564 |
|
|
565 |
|
private int selectedPosition; |
566 |
|
|
567 |
|
|
568 |
|
@Override |
569 |
|
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { |
570 |
|
|
571 |
|
AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) menuInfo; |
572 |
|
selectedPosition = info.position; |
573 |
|
int stationID = stations.get(selectedPosition).getId(); |
574 |
|
|
575 |
|
if (!favorites.contains(stationID)) { |
576 |
|
menu.add(0, FAVORITES_ADD, 0, "Add to favorites"); |
577 |
|
} else { |
578 |
|
menu.add(0, FAVORITES_REMOVE, 0, "Remove from favorites"); |
579 |
|
} |
580 |
|
|
581 |
|
} |
582 |
|
|
583 |
|
public void onContextItemSelected(MenuItem item) { |
584 |
|
StationBean sb = stations.get(selectedPosition); |
585 |
|
|
586 |
|
int stationID = sb.getId(); |
587 |
|
if (item.getItemId() == FAVORITES_ADD) { |
588 |
|
favorites.add(stationID); |
589 |
|
Toast.makeText(StationList.this, "Station added", Toast.LENGTH_SHORT).show(); |
590 |
|
} else { |
591 |
|
|
592 |
|
favorites.remove(stationID); |
593 |
|
Toast.makeText(StationList.this, "Station removed", Toast.LENGTH_SHORT).show(); |
594 |
|
|
595 |
|
|
596 |
|
if (listType.equals( WelcomeScreen.ListType.ListFavorites) ) { |
597 |
|
stations.remove(selectedPosition); |
598 |
|
adapter.notifyDataSetChanged(); |
599 |
|
} |
600 |
|
} |
601 |
|
Editor ed = prefs.edit(); |
602 |
|
ed.putString("favorites", favorites.toString()); |
603 |
|
ed.commit(); |
604 |
|
} |
605 |
|
} |
606 |
} |
} |