Home button in action bar now links back to initial activity

Fixed toasts for route selection errors

.classpath

@@ -6,5 +6,6 @@
 	<classpathentry kind="lib" path="libs/commons-io-2.0.1.jar"/>
 	<classpathentry kind="lib" path="libs/commons-lang3-3.1.jar"/>
 	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
+	<classpathentry combineaccessrules="false" kind="src" path="/sherlock"/>
 	<classpathentry kind="output" path="bin/classes"/>
 </classpath>

src/com/dougkeen/bart/AbstractRouteSelectionActivity.java

@@ -43,20 +43,20 @@ public abstract class AbstractRouteSelectionActivity extends Activity {
 				if (origin == null) {
 					Toast.makeText(v.getContext(),
 							com.dougkeen.bart.R.string.error_null_origin,
-							Toast.LENGTH_LONG);
+							Toast.LENGTH_LONG).show();
 					return;
 				}
 				if (destination == null) {
 					Toast.makeText(v.getContext(),
 							com.dougkeen.bart.R.string.error_null_destination,
-							Toast.LENGTH_LONG);
+							Toast.LENGTH_LONG).show();
 					return;
 				}
 				if (origin.equals(destination)) {
 					Toast.makeText(
 							v.getContext(),
 							com.dougkeen.bart.R.string.error_matching_origin_and_destination,
-							Toast.LENGTH_LONG);
+							Toast.LENGTH_LONG).show();
 					return;
 				}
 				onOkButtonClick(origin, destination);

src/com/dougkeen/bart/ViewDeparturesActivity.java

@@ -128,6 +128,9 @@ public class ViewDeparturesActivity extends ActionBarListActivity {
 		findViewById(R.id.missingDepartureText).setVisibility(View.VISIBLE);
 
 		refreshBoardedDeparture();
+
+		getActionBarHelper().setHomeButtonEnabled(true);
+		getActionBarHelper().setDisplayHomeAsUpEnabled(true);
 	}
 
 	@Override
@@ -534,7 +537,11 @@ public class ViewDeparturesActivity extends ActionBarListActivity {
 	@Override
 	public boolean onOptionsItemSelected(MenuItem item) {
 		int itemId = item.getItemId();
-		if (itemId == R.id.view_on_bart_site_button) {
+		if (itemId == android.R.id.home) {
+			startActivity(new Intent(Intent.ACTION_PICK,
+					Constants.FAVORITE_CONTENT_URI));
+			return true;
+		} else if (itemId == R.id.view_on_bart_site_button) {
 			startActivity(new Intent(
 					Intent.ACTION_VIEW,
 					Uri.parse("http://m.bart.gov/schedules/qp_results.aspx?type=departure&date=today&time="

src/com/dougkeen/bart/ViewMapActivity.java

@@ -1,11 +1,14 @@
 package com.dougkeen.bart;
 
+import android.content.Intent;
 import android.os.Bundle;
 import android.view.Menu;
 import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.webkit.WebView;
 
 import com.dougkeen.bart.actionbarcompat.ActionBarActivity;
+import com.dougkeen.bart.model.Constants;
 
 public class ViewMapActivity extends ActionBarActivity {
 
@@ -20,6 +23,9 @@ public class ViewMapActivity extends ActionBarActivity {
 		webview.getSettings().setSupportZoom(true);
 
 		webview.loadUrl("file:///android_res/drawable/map.png");
+
+		getActionBarHelper().setHomeButtonEnabled(true);
+		getActionBarHelper().setDisplayHomeAsUpEnabled(true);
 	}
 
 	@Override
@@ -29,4 +35,14 @@ public class ViewMapActivity extends ActionBarActivity {
 		return true;
 	}
 
+	@Override
+	public boolean onOptionsItemSelected(MenuItem item) {
+		if (item.getItemId() == android.R.id.home) {
+			startActivity(new Intent(Intent.ACTION_PICK,
+					Constants.FAVORITE_CONTENT_URI));
+			return true;
+		}
+		return super.onOptionsItemSelected(item);
+	}
+
 }

src/com/dougkeen/bart/actionbarcompat/ActionBarHelper.java

@@ -23,21 +23,22 @@ import android.view.Menu;
 import android.view.MenuInflater;
 
 /**
- * An abstract class that handles some common action bar-related functionality in the app. This
+ * An abstract class that handles some common action bar-related functionality
- * class provides functionality useful for both phones and tablets, and does not require any Android
+ * in the app. This class provides functionality useful for both phones and
- * 3.0-specific features, although it uses them if available.
+ * tablets, and does not require any Android 3.0-specific features, although it
+ * uses them if available.
  * 
- * Two implementations of this class are {@link ActionBarHelperBase} for a pre-Honeycomb version of
+ * Two implementations of this class are {@link ActionBarHelperBase} for a
- * the action bar, and {@link ActionBarHelperHoneycomb}, which uses the built-in ActionBar features
+ * pre-Honeycomb version of the action bar, and {@link ActionBarHelperHoneycomb}
- * in Android 3.0 and later.
+ * , which uses the built-in ActionBar features in Android 3.0 and later.
  */
 public abstract class ActionBarHelper {
 	protected Activity mActivity;
 
 	/**
-     * Factory method for creating {@link ActionBarHelper} objects for a
+	 * Factory method for creating {@link ActionBarHelper} objects for a given
-     * given activity. Depending on which device the app is running, either a basic helper or
+	 * activity. Depending on which device the app is running, either a basic
-     * Honeycomb-specific helper will be returned.
+	 * helper or Honeycomb-specific helper will be returned.
 	 */
 	public static ActionBarHelper createInstance(Activity activity) {
 		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
@@ -54,44 +55,54 @@ public abstract class ActionBarHelper {
 	}
 
 	/**
-     * Action bar helper code to be run in {@link Activity#onCreate(android.os.Bundle)}.
+	 * Action bar helper code to be run in
+	 * {@link Activity#onCreate(android.os.Bundle)}.
 	 */
 	public void onCreate(Bundle savedInstanceState) {
 	}
 
 	/**
-     * Action bar helper code to be run in {@link Activity#onPostCreate(android.os.Bundle)}.
+	 * Action bar helper code to be run in
+	 * {@link Activity#onPostCreate(android.os.Bundle)}.
 	 */
 	public void onPostCreate(Bundle savedInstanceState) {
 	}
 
 	/**
-     * Action bar helper code to be run in {@link Activity#onCreateOptionsMenu(android.view.Menu)}.
+	 * Action bar helper code to be run in
+	 * {@link Activity#onCreateOptionsMenu(android.view.Menu)}.
 	 * 
-     * NOTE: Setting the visibility of menu items in <em>menu</em> is not currently supported.
+	 * NOTE: Setting the visibility of menu items in <em>menu</em> is not
+	 * currently supported.
 	 */
 	public boolean onCreateOptionsMenu(Menu menu) {
 		return true;
 	}
 
 	/**
-     * Action bar helper code to be run in {@link Activity#onTitleChanged(CharSequence, int)}.
+	 * Action bar helper code to be run in
+	 * {@link Activity#onTitleChanged(CharSequence, int)}.
 	 */
 	protected void onTitleChanged(CharSequence title, int color) {
 	}
 
 	/**
-     * Sets the indeterminate loading state of the item with ID {@link R.id.menu_refresh}.
+	 * Sets the indeterminate loading state of the item with ID
-     * (where the item ID was menu_refresh).
+	 * {@link R.id.menu_refresh}. (where the item ID was menu_refresh).
 	 */
 	public abstract void setRefreshActionItemState(boolean refreshing);
 
 	/**
-     * Returns a {@link MenuInflater} for use when inflating menus. The implementation of this
+	 * Returns a {@link MenuInflater} for use when inflating menus. The
-     * method in {@link ActionBarHelperBase} returns a wrapped menu inflater that can read
+	 * implementation of this method in {@link ActionBarHelperBase} returns a
-     * action bar metadata from a menu resource pre-Honeycomb.
+	 * wrapped menu inflater that can read action bar metadata from a menu
+	 * resource pre-Honeycomb.
 	 */
 	public MenuInflater getMenuInflater(MenuInflater superMenuInflater) {
 		return superMenuInflater;
 	}
+
+	abstract public void setHomeButtonEnabled(boolean enabled);
+
+	abstract public void setDisplayHomeAsUpEnabled(boolean enabled);
 }

src/com/dougkeen/bart/actionbarcompat/ActionBarHelperBase.java

@@ -316,4 +316,12 @@ public class ActionBarHelperBase extends ActionBarHelper {
 		}
 
 	}
+
+	@Override
+	public void setHomeButtonEnabled(boolean enabled) {
+	}
+
+	@Override
+	public void setDisplayHomeAsUpEnabled(boolean enabled) {
+	}
 }

src/com/dougkeen/bart/actionbarcompat/ActionBarHelperHoneycomb.java

@@ -26,8 +26,8 @@ import android.view.View;
 import com.dougkeen.bart.R;
 
 /**
- * An extension of {@link ActionBarHelper} that provides Android 3.0-specific functionality for
+ * An extension of {@link ActionBarHelper} that provides Android 3.0-specific
- * Honeycomb tablets. It thus requires API level 11.
+ * functionality for Honeycomb tablets. It thus requires API level 11.
  */
 public class ActionBarHelperHoneycomb extends ActionBarHelper {
 	private Menu mOptionsMenu;
@@ -45,7 +45,8 @@ public class ActionBarHelperHoneycomb extends ActionBarHelper {
 
 	@Override
 	public void setRefreshActionItemState(boolean refreshing) {
-        // On Honeycomb, we can set the state of the refresh button by giving it a custom
+		// On Honeycomb, we can set the state of the refresh button by giving it
+		// a custom
 		// action view.
 		if (mOptionsMenu == null) {
 			return;
@@ -55,9 +56,8 @@ public class ActionBarHelperHoneycomb extends ActionBarHelper {
 		if (refreshItem != null) {
 			if (refreshing) {
 				if (mRefreshIndeterminateProgressView == null) {
-                    LayoutInflater inflater = (LayoutInflater)
+					LayoutInflater inflater = (LayoutInflater) getActionBarThemedContext()
-                            getActionBarThemedContext().getSystemService(
+							.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-                                    Context.LAYOUT_INFLATER_SERVICE);
 					mRefreshIndeterminateProgressView = inflater.inflate(
 							R.layout.actionbar_indeterminate_progress, null);
 				}
@@ -70,11 +70,21 @@ public class ActionBarHelperHoneycomb extends ActionBarHelper {
 	}
 
 	/**
-     * Returns a {@link Context} suitable for inflating layouts for the action bar. The
+	 * Returns a {@link Context} suitable for inflating layouts for the action
-     * implementation for this method in {@link ActionBarHelperICS} asks the action bar for a
+	 * bar. The implementation for this method in {@link ActionBarHelperICS}
-     * themed context.
+	 * asks the action bar for a themed context.
 	 */
 	protected Context getActionBarThemedContext() {
 		return mActivity;
 	}
+
+	@Override
+	public void setHomeButtonEnabled(boolean enabled) {
+		mActivity.getActionBar().setHomeButtonEnabled(enabled);
+	}
+
+	@Override
+	public void setDisplayHomeAsUpEnabled(boolean enabled) {
+		mActivity.getActionBar().setDisplayHomeAsUpEnabled(enabled);
+	}
 }

src/com/dougkeen/bart/actionbarcompat/ActionBarHelperICS.java

@@ -18,8 +18,6 @@ package com.dougkeen.bart.actionbarcompat;
 
 import android.app.Activity;
 import android.content.Context;
-import android.view.Menu;
-import android.view.MenuItem;
 
 /**
  * An extension of {@link com.example.android.actionbarcompat.ActionBarHelper} that provides Android