thoerup/traininfo/DepartureList.java

package dk.thoerup.traininfo;

import static dk.thoerup.traininfo.R.string.departurelist_fetcharrivals;
import static dk.thoerup.traininfo.R.string.departurelist_fetchdepartures;
import static dk.thoerup.traininfo.R.string.generic_cancel;
import static dk.thoerup.traininfo.R.string.generic_retry;

import java.text.NumberFormat;

import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.Typeface;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ListView;
import android.widget.TableLayout;
import android.widget.TableRow;
import android.widget.TextView;
import dk.thoerup.android.traininfo.common.DepartureBean;
import dk.thoerup.android.traininfo.common.DepartureEntry;
import dk.thoerup.android.traininfo.common.MetroBean;
import dk.thoerup.android.traininfo.common.MetroBean.MetroEntry;
import dk.thoerup.android.traininfo.common.StationBean.StationEntry;
import dk.thoerup.traininfo.provider.DepartureProvider;
import dk.thoerup.traininfo.provider.MetroProvider;
import dk.thoerup.traininfo.provider.ProviderFactory;
import dk.thoerup.traininfo.util.MessageBox;

public class DepartureList extends ListActivity {

        public static final int DLG_PROGRESS = 1;
        static final int MENU_MAP = 100;
        static final int MENU_NOTIFICATIONS = 101;
        static final int MENU_METROMAP= 102;
        
        
        DepartureListAdapter adapter;
        DepartureProvider provider;
        DepartureBean departures;
        
        MetroBean metroBean;
        MetroProvider metro;
        
        int selectedItemId;
        //DepartureBean currentDeparture;
        
        ProgressDialog pgDialog;
        
        DepartureFetcher fetcher;
        MetroFetcher metroFetcher;

        StationEntry station;
        
        String trainType = "REGIONAL";
        
        boolean arrival = false;

        int commFailCounter = 0;

        @Override
        protected void onCreate(Bundle savedInstanceState) {
                super.onCreate(savedInstanceState);
                setContentView(R.layout.departurelist);
                
                adapter = new DepartureListAdapter(this);
                setListAdapter(adapter);
                
                Intent launchedBy = getIntent();
        
                station = (StationEntry) launchedBy.getSerializableExtra("stationbean");
                
                ((TextView) findViewById(R.id.stationName)).setText( station.getName() );


                ((TextView) findViewById(R.id.stationAddr)).setText( station.getAddress() );
                
                final Button departureBtn = (Button) findViewById(R.id.departurebtn);
                final Button arrivalBtn = (Button) findViewById(R.id.arrivalbtn);
                final Button metroBtn = (Button) findViewById(R.id.metrobtn);
                final Button regionalBtn = (Button) findViewById(R.id.regionalbtn);
                final Button stogBtn = (Button) findViewById(R.id.stogbtn);
                
                final View metroView = findViewById(R.id.metroonly);
                
                departureBtn.setOnClickListener( new OnClickListener() {
                        @Override
                        public void onClick(View arg0) {        
                                arrivalBtn.setBackgroundResource(R.drawable.custom_button);
                                departureBtn.setBackgroundResource(R.drawable.custom_button_hilight);
                                metroBtn.setBackgroundResource(R.drawable.custom_button);
                                
                                getListView().setVisibility( View.VISIBLE );            
                                metroView.setVisibility( View.GONE );
                                arrival = false;
                                startDepartureFetcher();
                        }
                });
                arrivalBtn.setOnClickListener( new OnClickListener() {
                        @Override
                        public void onClick(View arg0) {        
                                arrivalBtn.setBackgroundResource(R.drawable.custom_button_hilight);
                                departureBtn.setBackgroundResource(R.drawable.custom_button);
                                metroBtn.setBackgroundResource(R.drawable.custom_button);
                                
                                getListView().setVisibility( View.VISIBLE );            
                                metroView.setVisibility( View.GONE );
                                arrival = true;                 
                                startDepartureFetcher();
                        }
                });
                
                regionalBtn.setOnClickListener( new OnClickListener() {
                        @Override
                        public void onClick(View arg0) {        
                                regionalBtn.setBackgroundResource(R.drawable.custom_button_hilight);
                                stogBtn.setBackgroundResource(R.drawable.custom_button);                                
                                metroBtn.setBackgroundResource(R.drawable.custom_button);
                                
                                departureBtn.setVisibility( View.VISIBLE );
                                arrivalBtn.setVisibility( View.VISIBLE );
                                
                                getListView().setVisibility( View.VISIBLE );            
                                metroView.setVisibility( View.GONE );
                                trainType = "REGIONAL";
                                startDepartureFetcher();
                        }
                });
                stogBtn.setOnClickListener( new OnClickListener() {
                        @Override
                        public void onClick(View arg0) {        
                                regionalBtn.setBackgroundResource(R.drawable.custom_button);
                                stogBtn.setBackgroundResource(R.drawable.custom_button_hilight);                                
                                metroBtn.setBackgroundResource(R.drawable.custom_button);


                                departureBtn.setVisibility( View.VISIBLE );
                                arrivalBtn.setVisibility( View.VISIBLE );
                                
                                getListView().setVisibility( View.VISIBLE );            
                                metroView.setVisibility( View.GONE );
                                trainType = "STOG";                     
                                startDepartureFetcher();
                        }
                });

                
                metroBtn.setOnClickListener( new OnClickListener() {                    
                        @Override
                        public void onClick(View v) {
                                regionalBtn.setBackgroundResource(R.drawable.custom_button);
                                stogBtn.setBackgroundResource(R.drawable.custom_button);                                
                                metroBtn.setBackgroundResource(R.drawable.custom_button_hilight);
                                
                                departureBtn.setVisibility( View.GONE );
                                arrivalBtn.setVisibility( View.GONE );
                                
                                getListView().setVisibility( View.GONE );               
                                metroView.setVisibility( View.VISIBLE );
                                startMetroFetcher();
                        }
                });
                
                
                // findViewById(R.id.header).setOnClickListener( mapLauncher );
                
                int distance = station.getCalcdist();
                if (distance != 0) {
                        NumberFormat format = NumberFormat.getNumberInstance();
                        format.setMaximumFractionDigits(1);
                        format.setMinimumFractionDigits(1);
                
                        ((TextView) findViewById(R.id.stationDistance)).setText( format.format((double)distance/1000.0) + " km." );
                } else {
                        ((TextView) findViewById(R.id.stationDistance)).setVisibility(View.GONE);
                }
        
                ProviderFactory.purgeOldEntries(); //cleanup before fetching more data
                
                Log.e("Station", station.toCSV() );
                
                if (station.isMetro() == false) {
                        metroBtn.setVisibility( View.GONE );
                }
        
                metro = ProviderFactory.getMetroProvider();
                
                if (station.isRegional() == false ) {
                        regionalBtn.setVisibility(View.GONE);
                }
                
                if (station.isStrain() == false ) {
                        stogBtn.setVisibility(View.GONE);
                }
                
                if (station.isRegional() == true && station.isStrain() == false ) {
                        if ( station.isMetro() == false ) 
                                regionalBtn.setVisibility(View.GONE);
                        trainType = "REGIONAL";                 
                }               

                if (station.isRegional() == false  && station.isStrain() == true) {
                        if (station.isMetro() == false)
                                stogBtn.setVisibility(View.GONE);

                        stogBtn.setBackgroundResource(R.drawable.custom_button_hilight);
                        trainType = "STOG";
                        
                }
                                
                
                if (station.isRegional() == false && station.isStrain() == false) {
                        getListView().setVisibility( View.GONE );               
                        metroView.setVisibility( View.VISIBLE );
                        
                        departureBtn.setVisibility( View.GONE );
                        arrivalBtn.setVisibility(View.GONE);
                        metroBtn.setVisibility( View.GONE );            
                        
                        
                        if (savedInstanceState == null) {
                                startMetroFetcher();
                        } else {
                                metroBean = (MetroBean) savedInstanceState.getSerializable("metro");
                                loadMetroData();
                        }
                        
                } else {
                        provider = ProviderFactory.getDepartureProvider();
                        
                        if (savedInstanceState == null) {
                                startDepartureFetcher();
                        } else {
                                departures = (DepartureBean) savedInstanceState.getSerializable("departures");
                                
                                if ( (departures != null) && (departures.entries != null) ) {
                                        adapter.setDepartures(departures.entries);
                                }
                                selectedItemId = savedInstanceState.getInt("selectedItemId");
                                
                                if ( hasNotifications() ) {
                                        findViewById(R.id.notifIcon).setVisibility(View.VISIBLE);
                                }
                                
                        }
                }
        }
        
        boolean hasNotifications() {
                return (departures != null && departures.notifications.size() > 0);
        }
        
    @Override 
    public void onSaveInstanceState(Bundle outState) 
    {
        if (pgDialog != null && pgDialog.isShowing())
                dismissDialog(DLG_PROGRESS);

        outState.putInt("selectedItemId", selectedItemId);
        
        outState.putSerializable("departures",  departures);
        outState.putSerializable("metro", metroBean);
    }
    
    
        @Override
        protected void onDestroy() {
                super.onDestroy();
                
                if (fetcher != null) {
                        fetcher.cancel(true);
                }
                
                if (metroFetcher != null) {
                        metroFetcher.cancel(true);
                }
        }

        @Override
        protected void onListItemClick(ListView l, View v, int position, long id) {
                super.onListItemClick(l, v, position, id);
                
                selectedItemId = position;
                
                DepartureEntry dep = departures.entries.get(selectedItemId);
        
                Intent intent = new Intent(this, TimetableList.class);
                intent.putExtra("departure", dep);
                
                startActivity(intent);
                                
        }
        

        @Override
        protected void onPrepareDialog(int id, Dialog dialog) {
                super.onPrepareDialog(id, dialog);
                
                switch (id) {
                case DLG_PROGRESS:
                        pgDialog = (ProgressDialog) dialog;
                        int messageId = arrival == false ? departurelist_fetchdepartures : departurelist_fetcharrivals;
                        pgDialog.setMessage( getString(messageId) );
                        break;
                }
        }
        
        @Override
        protected Dialog onCreateDialog(int id) {
                switch (id) {
                case DLG_PROGRESS:

                        ProgressDialog dlg = new ProgressDialog(this);
                        dlg.setCancelable(true);
                        return dlg;                     
                default:
                        return super.onCreateDialog(id);                
                }
        }
        
        
        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
                MenuItem item;
                
                item = menu.add(0, MENU_MAP, 0, getString(R.string.departurelist_showonmap) );
                item.setIcon(android.R.drawable.ic_menu_mapmode);
                
                item = menu.add(0, MENU_NOTIFICATIONS, 0, getString(R.string.departurelist_notifications) );
                item.setIcon(android.R.drawable.ic_menu_info_details);                  
                
                boolean notifEnabled = hasNotifications();
                item.setEnabled(notifEnabled);
                
                if (station.isMetro()) {
                        item = menu.add(0, MENU_METROMAP, 0, "Metro" ); //TODO:translate!?!
                        item.setIcon(android.R.drawable.ic_menu_mapmode);                       
                }
                

                return true;
        }

        @Override
        public boolean onOptionsItemSelected(MenuItem item) {           
                boolean res;
                switch(item.getItemId()) {
                case MENU_MAP:
                        Uri uri = Uri.parse("geo:" + station.getLatitude() + "," + station.getLongitude() + "?z=16");
                        startActivity( new Intent(Intent.ACTION_VIEW, uri));
                        res = true;
                        break;
                case MENU_NOTIFICATIONS:
                        Intent i = new Intent(this,dk.thoerup.traininfo.NotificationList.class);
                        i.putExtra(NotificationList.EXTRA_NOTIFICATIONS, departures.notifications);
                        startActivity(i);
                        res = true;
                        break;
                case MENU_METROMAP:
                        Intent metroMap = new Intent(this,dk.thoerup.traininfo.MetroMap.class);
                        startActivity(metroMap);
                        res = true;
                        break;                  
                default:
                        res = super.onOptionsItemSelected(item); 
                }
                return res;
        }

        void startDepartureFetcher() {
                showDialog(DLG_PROGRESS);
                fetcher = new DepartureFetcher(); 
                fetcher.execute(station.getId());
        }
        
        void startMetroFetcher() {
                showDialog(DLG_PROGRESS);
                metroFetcher = new MetroFetcher(); 
                metroFetcher.execute(station.getId());          
        }
        
        class DialogDismisser implements View.OnClickListener {

                Dialog dlg;
                public DialogDismisser(Dialog d) {
                        dlg = d;
                }
                
                @Override
                public void onClick(View v) {
                        if (dlg.isShowing())
                                dlg.dismiss();
                }       
        }
        
        /*View.OnClickListener mapLauncher = new View.OnClickListener() {
                @Override
                public void onClick(View v) {                   
                        Uri uri = Uri.parse("geo:" + station.getLatitude() + "," + station.getLongitude());
                        startActivity( new Intent(Intent.ACTION_VIEW, uri));
                }
        };*/


        class DepartureFetcher extends AsyncTask<Integer, Void, Void> {

                @Override
                protected void onPostExecute(Void result) {
                        super.onPostExecute(result);
                        
                        
                        pgDialog.dismiss();
                        //TODO: differentiate whether it was a communication error with my backend
                        //or that the backend failed because bane.dk was unavailable
                        if (departures != null) {
                                commFailCounter = 0;
                                DepartureList.this.getListView().setVisibility(View.GONE); //Experimental, inspired by http://osdir.com/ml/Android-Developers/2010-04/msg01198.html
                                adapter.setDepartures(departures.entries);
                                DepartureList.this.getListView().setVisibility(View.VISIBLE);
                                
                                
                                // handle notification icon.                                                            
                                if ( hasNotifications() ) {
                                        View notifIcon = findViewById(R.id.notifIcon);
                                        notifIcon.setVisibility(View.VISIBLE);
                                        notifIcon.setClickable(true);
                                        notifIcon.setOnClickListener( new View.OnClickListener() {                                              
                                                @Override
                                                public void onClick(View v) {
                                                        Intent i = new Intent(DepartureList.this, dk.thoerup.traininfo.NotificationList.class);
                                                        i.putExtra(NotificationList.EXTRA_NOTIFICATIONS, departures.notifications);
                                                        startActivity(i);                                                       
                                                }
                                        });
                                }                               
                                
                                if (departures.entries.size() == 0) {
                                        int msgId = (arrival==false) ? R.string.departurelist_nodepartures : R.string.departurelist_noarrivals; 
                                        MessageBox.showMessage(DepartureList.this, getString(msgId), false);
                                }
                        } else { // communication or parse error
                                commFailCounter++;
                                AlertDialog.Builder builder = new AlertDialog.Builder(DepartureList.this);                                              
                                builder.setMessage("Error finding departures");
                                builder.setCancelable(true);
                                if (commFailCounter < 3) {
                                        builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
                                                public void onClick(DialogInterface dialog, int id) {
                                                        dialog.dismiss();
                                                        startDepartureFetcher();
                                                        
                                                }
                                        });
                                }
                                builder.setNegativeButton(getString(generic_cancel), new DialogInterface.OnClickListener() {
                                        public void onClick(DialogInterface dialog, int id) {
                                                dialog.dismiss();
                                                DepartureList.this.finish();
                                        }                                                       
                                });
                                
                                try { //TODO: is this still necessary after the 0.9.4.1 fix ?
                                        builder.show();
                                } catch (android.view.WindowManager.BadTokenException e) {                                      
                                        Log.i("DepartureList", "BadTokenException"); // this can happen if the user switched away from this activity, while doInBackground was running
                                }                               
                        }
                }

                @Override
                protected Void doInBackground(Integer... params) {
                        departures = provider.lookupDepartures(params[0], DepartureList.this.arrival, trainType);
                        return null;
                }
                
        }
        
        public void loadMetroData() {
                ((TextView) findViewById(R.id.operations)).setText( metroBean.operationInfo );
                ((TextView) findViewById(R.id.plan)).setText( metroBean.plan );
                
                
                TableLayout table = (TableLayout) findViewById(R.id.metrotable);
                table.removeAllViews();
                
                TableRow head = new TableRow(this);
                
                TextView h1 = new TextView(this);
                h1.setText("Metro");
                h1.setTextSize(16);
                h1.setTypeface( Typeface.defaultFromStyle(Typeface.BOLD));
                
                
                TableRow.LayoutParams params = new TableRow.LayoutParams();
                params.span = 2;
                head.addView(h1, params);
                
                
                TextView h2 = new TextView(this);
                h2.setTextSize(16);
                h2.setTypeface( Typeface.defaultFromStyle(Typeface.BOLD));
                h2.setText("Om minutter");
                
                params = new TableRow.LayoutParams();
                params.weight = 2;
                head.addView(h2,params);

                
                table.addView(head);

                for (MetroEntry entry : metroBean.entries) {
                        TableRow row = new TableRow(this);
                        
                        Log.e("Test", "" + entry.destination);
                        
                        TextView v1 = new TextView(this);
                        v1.setTextSize(16);
                        v1.setText( entry.metro );                      
                        row.addView(v1);
                        
                        TextView v2 = new TextView(this);
                        v2.setTextSize(16);
                        v2.setText( entry.destination );
                        row.addView(v2);
                
                        TextView v3 = new TextView(this);
                        v3.setTextSize(16);
                        v3.setText( entry.minutes );
                        row.addView(v3);
                        
                        table.addView(row);
                        
                }
                findViewById(R.id.rootView).requestLayout();
        }
        
        class MetroFetcher extends AsyncTask<Integer, Void, Void> {
                
                @Override
                protected void onPostExecute(Void result) {
                        super.onPostExecute(result);
                        
                        
                        pgDialog.dismiss();
                        
                        if (metroBean != null) {
                                loadMetroData();
                        } else { // communication or parse error
                                commFailCounter++;
                                AlertDialog.Builder builder = new AlertDialog.Builder(DepartureList.this);                                              
                                builder.setMessage("Error finding metro data");
                                builder.setCancelable(true);
                                if (commFailCounter < 3) {
                                        builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
                                                public void onClick(DialogInterface dialog, int id) {
                                                        dialog.dismiss();
                                                        startMetroFetcher();
                                                        
                                                }
                                        });
                                }
                                builder.setNegativeButton(getString(generic_cancel), new DialogInterface.OnClickListener() {
                                        public void onClick(DialogInterface dialog, int id) {
                                                dialog.dismiss();
                                                DepartureList.this.finish(); //TODO: should we really close the activity ??
                                        }                                                       
                                });
                                
                                try { //TODO: is this still necessary after the 0.9.4.1 fix ?
                                        builder.show();
                                } catch (android.view.WindowManager.BadTokenException e) {                                      
                                        Log.i("DepartureList", "BadTokenException"); // this can happen if the user switched away from this activity, while doInBackground was running
                                }                               
                        }
                }

                @Override
                protected Void doInBackground(Integer... params) {                      
                        metroBean = metro.lookupMetroInfo(params[0]);
                        return null;
                }
                
        }

}
1	package dk.thoerup.traininfo;
2
3	import static dk.thoerup.traininfo.R.string.departurelist_fetcharrivals;
4	import static dk.thoerup.traininfo.R.string.departurelist_fetchdepartures;
5	import static dk.thoerup.traininfo.R.string.generic_cancel;
6	import static dk.thoerup.traininfo.R.string.generic_retry;
7
8	import java.text.NumberFormat;
9
10	import android.app.AlertDialog;
11	import android.app.Dialog;
12	import android.app.ListActivity;
13	import android.app.ProgressDialog;
14	import android.content.DialogInterface;
15	import android.content.Intent;
16	import android.graphics.Typeface;
17	import android.net.Uri;
18	import android.os.AsyncTask;
19	import android.os.Bundle;
20	import android.util.Log;
21	import android.view.Menu;
22	import android.view.MenuItem;
23	import android.view.View;
24	import android.view.View.OnClickListener;
25	import android.widget.Button;
26	import android.widget.ListView;
27	import android.widget.TableLayout;
28	import android.widget.TableRow;
29	import android.widget.TextView;
30	import dk.thoerup.android.traininfo.common.DepartureBean;
31	import dk.thoerup.android.traininfo.common.DepartureEntry;
32	import dk.thoerup.android.traininfo.common.MetroBean;
33	import dk.thoerup.android.traininfo.common.MetroBean.MetroEntry;
34	import dk.thoerup.android.traininfo.common.StationBean.StationEntry;
35	import dk.thoerup.traininfo.provider.DepartureProvider;
36	import dk.thoerup.traininfo.provider.MetroProvider;
37	import dk.thoerup.traininfo.provider.ProviderFactory;
38	import dk.thoerup.traininfo.util.MessageBox;
39
40	public class DepartureList extends ListActivity {
41
42	public static final int DLG_PROGRESS = 1;
43	static final int MENU_MAP = 100;
44	static final int MENU_NOTIFICATIONS = 101;
45	static final int MENU_METROMAP= 102;
46
47
48	DepartureListAdapter adapter;
49	DepartureProvider provider;
50	DepartureBean departures;
51
52	MetroBean metroBean;
53	MetroProvider metro;
54
55	int selectedItemId;
56	//DepartureBean currentDeparture;
57
58	ProgressDialog pgDialog;
59
60	DepartureFetcher fetcher;
61	MetroFetcher metroFetcher;
62
63	StationEntry station;
64
65	String trainType = "REGIONAL";
66
67	boolean arrival = false;
68
69	int commFailCounter = 0;
70
71	@Override
72	protected void onCreate(Bundle savedInstanceState) {
73	super.onCreate(savedInstanceState);
74	setContentView(R.layout.departurelist);
75
76	adapter = new DepartureListAdapter(this);
77	setListAdapter(adapter);
78
79	Intent launchedBy = getIntent();
80
81	station = (StationEntry) launchedBy.getSerializableExtra("stationbean");
82
83	((TextView) findViewById(R.id.stationName)).setText( station.getName() );
84
85
86	((TextView) findViewById(R.id.stationAddr)).setText( station.getAddress() );
87
88	final Button departureBtn = (Button) findViewById(R.id.departurebtn);
89	final Button arrivalBtn = (Button) findViewById(R.id.arrivalbtn);
90	final Button metroBtn = (Button) findViewById(R.id.metrobtn);
91	final Button regionalBtn = (Button) findViewById(R.id.regionalbtn);
92	final Button stogBtn = (Button) findViewById(R.id.stogbtn);
93
94	final View metroView = findViewById(R.id.metroonly);
95
96	departureBtn.setOnClickListener( new OnClickListener() {
97	@Override
98	public void onClick(View arg0) {
99	arrivalBtn.setBackgroundResource(R.drawable.custom_button);
100	departureBtn.setBackgroundResource(R.drawable.custom_button_hilight);
101	metroBtn.setBackgroundResource(R.drawable.custom_button);
102
103	getListView().setVisibility( View.VISIBLE );
104	metroView.setVisibility( View.GONE );
105	arrival = false;
106	startDepartureFetcher();
107	}
108	});
109	arrivalBtn.setOnClickListener( new OnClickListener() {
110	@Override
111	public void onClick(View arg0) {
112	arrivalBtn.setBackgroundResource(R.drawable.custom_button_hilight);
113	departureBtn.setBackgroundResource(R.drawable.custom_button);
114	metroBtn.setBackgroundResource(R.drawable.custom_button);
115
116	getListView().setVisibility( View.VISIBLE );
117	metroView.setVisibility( View.GONE );
118	arrival = true;
119	startDepartureFetcher();
120	}
121	});
122
123	regionalBtn.setOnClickListener( new OnClickListener() {
124	@Override
125	public void onClick(View arg0) {
126	regionalBtn.setBackgroundResource(R.drawable.custom_button_hilight);
127	stogBtn.setBackgroundResource(R.drawable.custom_button);
128	metroBtn.setBackgroundResource(R.drawable.custom_button);
129
130	departureBtn.setVisibility( View.VISIBLE );
131	arrivalBtn.setVisibility( View.VISIBLE );
132
133	getListView().setVisibility( View.VISIBLE );
134	metroView.setVisibility( View.GONE );
135	trainType = "REGIONAL";
136	startDepartureFetcher();
137	}
138	});
139	stogBtn.setOnClickListener( new OnClickListener() {
140	@Override
141	public void onClick(View arg0) {
142	regionalBtn.setBackgroundResource(R.drawable.custom_button);
143	stogBtn.setBackgroundResource(R.drawable.custom_button_hilight);
144	metroBtn.setBackgroundResource(R.drawable.custom_button);
145
146
147	departureBtn.setVisibility( View.VISIBLE );
148	arrivalBtn.setVisibility( View.VISIBLE );
149
150	getListView().setVisibility( View.VISIBLE );
151	metroView.setVisibility( View.GONE );
152	trainType = "STOG";
153	startDepartureFetcher();
154	}
155	});
156
157
158
159	metroBtn.setOnClickListener( new OnClickListener() {
160	@Override
161	public void onClick(View v) {
162	regionalBtn.setBackgroundResource(R.drawable.custom_button);
163	stogBtn.setBackgroundResource(R.drawable.custom_button);
164	metroBtn.setBackgroundResource(R.drawable.custom_button_hilight);
165
166	departureBtn.setVisibility( View.GONE );
167	arrivalBtn.setVisibility( View.GONE );
168
169	getListView().setVisibility( View.GONE );
170	metroView.setVisibility( View.VISIBLE );
171	startMetroFetcher();
172	}
173	});
174
175
176
177
178	// findViewById(R.id.header).setOnClickListener( mapLauncher );
179
180	int distance = station.getCalcdist();
181	if (distance != 0) {
182	NumberFormat format = NumberFormat.getNumberInstance();
183	format.setMaximumFractionDigits(1);
184	format.setMinimumFractionDigits(1);
185
186	((TextView) findViewById(R.id.stationDistance)).setText( format.format((double)distance/1000.0) + " km." );
187	} else {
188	((TextView) findViewById(R.id.stationDistance)).setVisibility(View.GONE);
189	}
190
191	ProviderFactory.purgeOldEntries(); //cleanup before fetching more data
192
193	Log.e("Station", station.toCSV() );
194
195	if (station.isMetro() == false) {
196	metroBtn.setVisibility( View.GONE );
197	}
198
199	metro = ProviderFactory.getMetroProvider();
200
201	if (station.isRegional() == false ) {
202	regionalBtn.setVisibility(View.GONE);
203	}
204
205	if (station.isStrain() == false ) {
206	stogBtn.setVisibility(View.GONE);
207	}
208
209	if (station.isRegional() == true && station.isStrain() == false ) {
210	if ( station.isMetro() == false )
211	regionalBtn.setVisibility(View.GONE);
212	trainType = "REGIONAL";
213	}
214
215	if (station.isRegional() == false && station.isStrain() == true) {
216	if (station.isMetro() == false)
217	stogBtn.setVisibility(View.GONE);
218
219	stogBtn.setBackgroundResource(R.drawable.custom_button_hilight);
220	trainType = "STOG";
221
222	}
223
224
225	if (station.isRegional() == false && station.isStrain() == false) {
226	getListView().setVisibility( View.GONE );
227	metroView.setVisibility( View.VISIBLE );
228
229	departureBtn.setVisibility( View.GONE );
230	arrivalBtn.setVisibility(View.GONE);
231	metroBtn.setVisibility( View.GONE );
232
233
234
235	if (savedInstanceState == null) {
236	startMetroFetcher();
237	} else {
238	metroBean = (MetroBean) savedInstanceState.getSerializable("metro");
239	loadMetroData();
240	}
241
242	} else {
243	provider = ProviderFactory.getDepartureProvider();
244
245	if (savedInstanceState == null) {
246	startDepartureFetcher();
247	} else {
248	departures = (DepartureBean) savedInstanceState.getSerializable("departures");
249
250	if ( (departures != null) && (departures.entries != null) ) {
251	adapter.setDepartures(departures.entries);
252	}
253	selectedItemId = savedInstanceState.getInt("selectedItemId");
254
255	if ( hasNotifications() ) {
256	findViewById(R.id.notifIcon).setVisibility(View.VISIBLE);
257	}
258
259	}
260	}
261	}
262
263	boolean hasNotifications() {
264	return (departures != null && departures.notifications.size() > 0);
265	}
266
267	@Override
268	public void onSaveInstanceState(Bundle outState)
269	{
270	if (pgDialog != null && pgDialog.isShowing())
271	dismissDialog(DLG_PROGRESS);
272
273	outState.putInt("selectedItemId", selectedItemId);
274
275	outState.putSerializable("departures", departures);
276	outState.putSerializable("metro", metroBean);
277	}
278
279
280
281	@Override
282	protected void onDestroy() {
283	super.onDestroy();
284
285	if (fetcher != null) {
286	fetcher.cancel(true);
287	}
288
289	if (metroFetcher != null) {
290	metroFetcher.cancel(true);
291	}
292	}
293
294	@Override
295	protected void onListItemClick(ListView l, View v, int position, long id) {
296	super.onListItemClick(l, v, position, id);
297
298	selectedItemId = position;
299
300	DepartureEntry dep = departures.entries.get(selectedItemId);
301
302	Intent intent = new Intent(this, TimetableList.class);
303	intent.putExtra("departure", dep);
304
305	startActivity(intent);
306
307	}
308
309
310	@Override
311	protected void onPrepareDialog(int id, Dialog dialog) {
312	super.onPrepareDialog(id, dialog);
313
314	switch (id) {
315	case DLG_PROGRESS:
316	pgDialog = (ProgressDialog) dialog;
317	int messageId = arrival == false ? departurelist_fetchdepartures : departurelist_fetcharrivals;
318	pgDialog.setMessage( getString(messageId) );
319	break;
320	}
321	}
322
323	@Override
324	protected Dialog onCreateDialog(int id) {
325	switch (id) {
326	case DLG_PROGRESS:
327
328	ProgressDialog dlg = new ProgressDialog(this);
329	dlg.setCancelable(true);
330	return dlg;
331	default:
332	return super.onCreateDialog(id);
333	}
334	}
335
336
337
338
339
340	@Override
341	public boolean onCreateOptionsMenu(Menu menu) {
342	MenuItem item;
343
344	item = menu.add(0, MENU_MAP, 0, getString(R.string.departurelist_showonmap) );
345	item.setIcon(android.R.drawable.ic_menu_mapmode);
346
347	item = menu.add(0, MENU_NOTIFICATIONS, 0, getString(R.string.departurelist_notifications) );
348	item.setIcon(android.R.drawable.ic_menu_info_details);
349
350	boolean notifEnabled = hasNotifications();
351	item.setEnabled(notifEnabled);
352
353	if (station.isMetro()) {
354	item = menu.add(0, MENU_METROMAP, 0, "Metro" ); //TODO:translate!?!
355	item.setIcon(android.R.drawable.ic_menu_mapmode);
356	}
357
358
359	return true;
360	}
361
362	@Override
363	public boolean onOptionsItemSelected(MenuItem item) {
364	boolean res;
365	switch(item.getItemId()) {
366	case MENU_MAP:
367	Uri uri = Uri.parse("geo:" + station.getLatitude() + "," + station.getLongitude() + "?z=16");
368	startActivity( new Intent(Intent.ACTION_VIEW, uri));
369	res = true;
370	break;
371	case MENU_NOTIFICATIONS:
372	Intent i = new Intent(this,dk.thoerup.traininfo.NotificationList.class);
373	i.putExtra(NotificationList.EXTRA_NOTIFICATIONS, departures.notifications);
374	startActivity(i);
375	res = true;
376	break;
377	case MENU_METROMAP:
378	Intent metroMap = new Intent(this,dk.thoerup.traininfo.MetroMap.class);
379	startActivity(metroMap);
380	res = true;
381	break;
382	default:
383	res = super.onOptionsItemSelected(item);
384	}
385	return res;
386	}
387
388	void startDepartureFetcher() {
389	showDialog(DLG_PROGRESS);
390	fetcher = new DepartureFetcher();
391	fetcher.execute(station.getId());
392	}
393
394	void startMetroFetcher() {
395	showDialog(DLG_PROGRESS);
396	metroFetcher = new MetroFetcher();
397	metroFetcher.execute(station.getId());
398	}
399
400	class DialogDismisser implements View.OnClickListener {
401
402	Dialog dlg;
403	public DialogDismisser(Dialog d) {
404	dlg = d;
405	}
406
407	@Override
408	public void onClick(View v) {
409	if (dlg.isShowing())
410	dlg.dismiss();
411	}
412	}
413
414	/*View.OnClickListener mapLauncher = new View.OnClickListener() {
415	@Override
416	public void onClick(View v) {
417	Uri uri = Uri.parse("geo:" + station.getLatitude() + "," + station.getLongitude());
418	startActivity( new Intent(Intent.ACTION_VIEW, uri));
419	}
420	};*/
421
422
423
424	class DepartureFetcher extends AsyncTask<Integer, Void, Void> {
425
426	@Override
427	protected void onPostExecute(Void result) {
428	super.onPostExecute(result);
429
430
431	pgDialog.dismiss();
432	//TODO: differentiate whether it was a communication error with my backend
433	//or that the backend failed because bane.dk was unavailable
434	if (departures != null) {
435	commFailCounter = 0;
436	DepartureList.this.getListView().setVisibility(View.GONE); //Experimental, inspired by http://osdir.com/ml/Android-Developers/2010-04/msg01198.html
437	adapter.setDepartures(departures.entries);
438	DepartureList.this.getListView().setVisibility(View.VISIBLE);
439
440
441	// handle notification icon.
442	if ( hasNotifications() ) {
443	View notifIcon = findViewById(R.id.notifIcon);
444	notifIcon.setVisibility(View.VISIBLE);
445	notifIcon.setClickable(true);
446	notifIcon.setOnClickListener( new View.OnClickListener() {
447	@Override
448	public void onClick(View v) {
449	Intent i = new Intent(DepartureList.this, dk.thoerup.traininfo.NotificationList.class);
450	i.putExtra(NotificationList.EXTRA_NOTIFICATIONS, departures.notifications);
451	startActivity(i);
452	}
453	});
454	}
455
456	if (departures.entries.size() == 0) {
457	int msgId = (arrival==false) ? R.string.departurelist_nodepartures : R.string.departurelist_noarrivals;
458	MessageBox.showMessage(DepartureList.this, getString(msgId), false);
459	}
460	} else { // communication or parse error
461	commFailCounter++;
462	AlertDialog.Builder builder = new AlertDialog.Builder(DepartureList.this);
463	builder.setMessage("Error finding departures");
464	builder.setCancelable(true);
465	if (commFailCounter < 3) {
466	builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
467	public void onClick(DialogInterface dialog, int id) {
468	dialog.dismiss();
469	startDepartureFetcher();
470
471	}
472	});
473	}
474	builder.setNegativeButton(getString(generic_cancel), new DialogInterface.OnClickListener() {
475	public void onClick(DialogInterface dialog, int id) {
476	dialog.dismiss();
477	DepartureList.this.finish();
478	}
479	});
480
481	try { //TODO: is this still necessary after the 0.9.4.1 fix ?
482	builder.show();
483	} catch (android.view.WindowManager.BadTokenException e) {
484	Log.i("DepartureList", "BadTokenException"); // this can happen if the user switched away from this activity, while doInBackground was running
485	}
486	}
487	}
488
489	@Override
490	protected Void doInBackground(Integer... params) {
491	departures = provider.lookupDepartures(params[0], DepartureList.this.arrival, trainType);
492	return null;
493	}
494
495	}
496
497	public void loadMetroData() {
498	((TextView) findViewById(R.id.operations)).setText( metroBean.operationInfo );
499	((TextView) findViewById(R.id.plan)).setText( metroBean.plan );
500
501
502	TableLayout table = (TableLayout) findViewById(R.id.metrotable);
503	table.removeAllViews();
504
505	TableRow head = new TableRow(this);
506
507	TextView h1 = new TextView(this);
508	h1.setText("Metro");
509	h1.setTextSize(16);
510	h1.setTypeface( Typeface.defaultFromStyle(Typeface.BOLD));
511
512
513	TableRow.LayoutParams params = new TableRow.LayoutParams();
514	params.span = 2;
515	head.addView(h1, params);
516
517
518
519	TextView h2 = new TextView(this);
520	h2.setTextSize(16);
521	h2.setTypeface( Typeface.defaultFromStyle(Typeface.BOLD));
522	h2.setText("Om minutter");
523
524	params = new TableRow.LayoutParams();
525	params.weight = 2;
526	head.addView(h2,params);
527
528
529
530	table.addView(head);
531
532	for (MetroEntry entry : metroBean.entries) {
533	TableRow row = new TableRow(this);
534
535	Log.e("Test", "" + entry.destination);
536
537	TextView v1 = new TextView(this);
538	v1.setTextSize(16);
539	v1.setText( entry.metro );
540	row.addView(v1);
541
542	TextView v2 = new TextView(this);
543	v2.setTextSize(16);
544	v2.setText( entry.destination );
545	row.addView(v2);
546
547	TextView v3 = new TextView(this);
548	v3.setTextSize(16);
549	v3.setText( entry.minutes );
550	row.addView(v3);
551
552	table.addView(row);
553
554	}
555	findViewById(R.id.rootView).requestLayout();
556	}
557
558	class MetroFetcher extends AsyncTask<Integer, Void, Void> {
559
560	@Override
561	protected void onPostExecute(Void result) {
562	super.onPostExecute(result);
563
564
565
566	pgDialog.dismiss();
567
568	if (metroBean != null) {
569	loadMetroData();
570	} else { // communication or parse error
571	commFailCounter++;
572	AlertDialog.Builder builder = new AlertDialog.Builder(DepartureList.this);
573	builder.setMessage("Error finding metro data");
574	builder.setCancelable(true);
575	if (commFailCounter < 3) {
576	builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
577	public void onClick(DialogInterface dialog, int id) {
578	dialog.dismiss();
579	startMetroFetcher();
580
581	}
582	});
583	}
584	builder.setNegativeButton(getString(generic_cancel), new DialogInterface.OnClickListener() {
585	public void onClick(DialogInterface dialog, int id) {
586	dialog.dismiss();
587	DepartureList.this.finish(); //TODO: should we really close the activity ??
588	}
589	});
590
591	try { //TODO: is this still necessary after the 0.9.4.1 fix ?
592	builder.show();
593	} catch (android.view.WindowManager.BadTokenException e) {
594	Log.i("DepartureList", "BadTokenException"); // this can happen if the user switched away from this activity, while doInBackground was running
595	}
596	}
597	}
598
599	@Override
600	protected Void doInBackground(Integer... params) {
601	metroBean = metro.lookupMetroInfo(params[0]);
602	return null;
603	}
604
605	}
606
607	}