Added view and delete context menu options

res/menu/favorite_context_menu.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+	<item android:title="@string/view_arrivals" android:id="@+id/view"></item>
+	<item android:title="@string/delete" android:id="@+id/delete"></item>
+</menu>

res/values/strings.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-	<string name="app_name">Don\'t Miss The Bart</string>
+	<string name="app_name">Bart Catcher</string>
 	<string name="favorite_routes">Favorite Routes</string>
 	<string name="empty_favorites_list_message">Press the menu button and select "Add
 		favorite" to
@@ -10,9 +10,15 @@
 	<string name="origin">Origin</string>
 	<string name="destination">Destination</string>
 	<string name="save">Save</string>
-	<string name="cancel">Cancel</string>
 	<string name="error_matching_origin_and_destination">The origin and destination stations must be different</string>
 	<string name="error_null_destination">You must select a destination station</string>
 	<string name="error_null_origin">You must select an origin station</string>
 	<string name="arrival_wait_message">Please wait while real time arrival data is loaded...</string>
+	<string name="no_data_message">No arrival data is currently available for this route</string>
+	<string name="view">View</string>
+	<string name="view_arrivals">View arrivals</string>
+	<string name="delete">Delete</string>
+	<string name="yes">Yes</string>
+	<string name="cancel">Cancel</string>
+	
 </resources>

src/com/dougkeen/bart/FavoritesDashboardActivity.java

@@ -1,24 +1,40 @@
 package com.dougkeen.bart;
 
-import com.dougkeen.bart.data.FavoritesColumns;
-
+import android.app.AlertDialog;
+import android.app.Dialog;
 import android.app.ListActivity;
+import android.app.AlertDialog.Builder;
 import android.content.ContentUris;
+import android.content.DialogInterface;
 import android.content.Intent;
 import android.database.Cursor;
+import android.database.CursorWrapper;
+import android.net.Uri;
 import android.os.Bundle;
+import android.view.ContextMenu;
+import android.view.ContextMenu.ContextMenuInfo;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
+import android.widget.AdapterView.AdapterContextMenuInfo;
 import android.widget.ListView;
 import android.widget.SimpleCursorAdapter;
 import android.widget.SimpleCursorAdapter.ViewBinder;
 import android.widget.TextView;
 
+import com.dougkeen.bart.data.CursorUtils;
+import com.dougkeen.bart.data.FavoritesColumns;
+
 public class FavoritesDashboardActivity extends ListActivity {
+	private static final int DIALOG_DELETE_EVENT = 0;
+
 	protected Cursor mQuery;
 
+	private Uri mCurrentlySelectedUri;
+
+	private String mCurrentlySelectedRouteName;
+
 	/** Called when the activity is first created. */
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
@@ -54,6 +70,8 @@ public class FavoritesDashboardActivity extends ListActivity {
 		});
 
 		setListAdapter(adapter);
+
+		registerForContextMenu(getListView());
 	}
 
 	@Override
@@ -80,4 +98,74 @@ public class FavoritesDashboardActivity extends ListActivity {
 		startActivity(new Intent(Intent.ACTION_VIEW,
 				ContentUris.withAppendedId(Constants.FAVORITE_CONTENT_URI, id)));
 	}
+
+	@Override
+	public void onCreateContextMenu(ContextMenu menu, View v,
+			ContextMenuInfo menuInfo) {
+		super.onCreateContextMenu(menu, v, menuInfo);
+
+		MenuInflater inflater = getMenuInflater();
+		inflater.inflate(R.menu.favorite_context_menu, menu);
+
+		AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo;
+		CursorWrapper item = (CursorWrapper) getListAdapter().getItem(
+				info.position);
+		Station orig = Station.getByAbbreviation(CursorUtils.getString(item,
+				FavoritesColumns.FROM_STATION));
+		Station dest = Station.getByAbbreviation(CursorUtils.getString(item,
+				FavoritesColumns.TO_STATION));
+		mCurrentlySelectedRouteName = orig.name + " - " + dest.name;
+		menu.setHeaderTitle(mCurrentlySelectedRouteName);
+	}
+
+	@Override
+	public boolean onContextItemSelected(MenuItem item) {
+		AdapterContextMenuInfo info = (AdapterContextMenuInfo) item
+				.getMenuInfo();
+		mCurrentlySelectedUri = ContentUris.withAppendedId(
+				Constants.FAVORITE_CONTENT_URI,
+				info.id);
+
+		if (item.getItemId() == R.id.view) {
+			startActivity(new Intent(Intent.ACTION_VIEW, mCurrentlySelectedUri));
+			return true;
+		} else if (item.getItemId() == R.id.delete) {
+			showDialog(DIALOG_DELETE_EVENT);
+			return true;
+		}
+		return super.onContextItemSelected(item);
+	}
+
+	@Override
+	protected Dialog onCreateDialog(int id) {
+		if (id == DIALOG_DELETE_EVENT && mCurrentlySelectedUri != null) {
+			final AlertDialog.Builder builder = new Builder(this);
+			builder.setTitle(mCurrentlySelectedRouteName);
+			builder.setCancelable(false);
+			builder.setMessage("Are you sure you want to delete this route?");
+			builder.setPositiveButton(R.string.yes,
+					new DialogInterface.OnClickListener() {
+						@Override
+						public void onClick(DialogInterface dialog, int which) {
+							getContentResolver().delete(mCurrentlySelectedUri,
+									null, null);
+							mCurrentlySelectedUri = null;
+							mCurrentlySelectedRouteName = null;
+							removeDialog(DIALOG_DELETE_EVENT);
+						}
+					});
+			builder.setNegativeButton(R.string.cancel,
+					new DialogInterface.OnClickListener() {
+						@Override
+						public void onClick(DialogInterface dialog, int which) {
+							mCurrentlySelectedUri = null;
+							mCurrentlySelectedRouteName = null;
+							removeDialog(DIALOG_DELETE_EVENT);
+						}
+					});
+			return builder.create();
+		}
+		return super.onCreateDialog(id);
+	}
+
 }

src/com/dougkeen/bart/ViewArrivalsActivity.java

@@ -113,6 +113,12 @@ public class ViewArrivalsActivity extends ListActivity {
 	}
 
 	protected void processLatestArrivals(RealTimeArrivals result) {
+		if (result.getArrivals().isEmpty()) {
+			((TextView) findViewById(android.R.id.empty))
+					.setText(R.string.no_data_message);
+			return;
+		}
+
 		Arrival firstArrival = null;
 		final List<Arrival> arrivals = result.getArrivals();
 		if (mArrivalsAdapter.getCount() > 0) {

src/com/dougkeen/bart/data/CursorUtils.java

@@ -12,4 +12,9 @@ public final class CursorUtils {
 			cursor.close();
 		}
 	}
+
+	public static final String getString(Cursor cursor, FavoritesColumns column) {
+		return cursor.getString(cursor.getColumnIndex(column.string));
+	}
+
 }