Add activity icon next to calorie in stats page

2013-11-12 15:43:22 -08:00
parent ea626847d6
commit e3d7856e1c
16 changed files with 259 additions and 110 deletions
@@ -24,7 +24,7 @@ limitations under the License.
      layout="@layout/stats_large_item" />
    <include
      android:id="@+id/stats_calorie"
-      layout="@layout/stats_large_item" />
+      layout="@layout/stats_calorie" />
    <View
      android:layout_height="match_parent"
      android:layout_width="1dp"
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+Copyright 2013 Google Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+  style="@style/StatsLargeItemContainer" >
+  <!-- Label -->
+  <TextView
+    android:id="@+id/stats_label"
+    style="@style/StatsLargeLabel" />
+  <!-- Value container -->
+  <LinearLayout style="@style/StatsLargeValueContainer" >
+    <!-- Value -->
+    <TextView
+      android:id="@+id/stats_value"
+      style="@style/StatsLargeValue" />
+    <!-- Unit -->
+    <TextView
+      android:id="@+id/stats_unit"
+      style="@style/StatsUnit" />
+    <!-- Activity type -->
+    <Spinner
+      android:id="@+id/stats_activity_type_icon"
+      android:layout_height="wrap_content"
+      android:layout_marginLeft="4dp"
+      android:layout_marginTop="-6dp"
+      android:layout_width="wrap_content" />
+  </LinearLayout>
+</LinearLayout>
@@ -24,7 +24,7 @@ limitations under the License.
      layout="@layout/stats_large_item" />
    <include
      android:id="@+id/stats_calorie"
-      layout="@layout/stats_large_item" />
+      layout="@layout/stats_calorie" />
  </LinearLayout>
  <!-- Total time and moving time -->
  <LinearLayout
@@ -15,17 +15,18 @@ See the License for the specific language governing permissions and
 limitations under the License.
 -->
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-  android:id="@+id/stats_large_item_id"
  style="@style/StatsLargeItemContainer" >
-  <!-- Distance label -->
+  <!-- Label -->
  <TextView
    android:id="@+id/stats_label"
    style="@style/StatsLargeLabel" />
-  <!-- Distance value -->
+  <!-- Value container -->
  <LinearLayout style="@style/StatsLargeValueContainer" >
+    <!-- Value -->
    <TextView
      android:id="@+id/stats_value"
      style="@style/StatsLargeValue" />
+    <!-- Unit -->
    <TextView
      android:id="@+id/stats_unit"
      style="@style/StatsUnit" />
@@ -17,22 +17,24 @@ limitations under the License.
 <TableRow xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_height="wrap_content"
  android:layout_width="wrap_content" >
-  <RelativeLayout
+  <!-- Value container -->
+  <LinearLayout
    android:layout_gravity="right|bottom"
    style="@style/StatsSmallValueContainer" >
+    <!-- Value -->
    <TextView
      android:id="@+id/stats_value"
-      android:layout_alignParentBottom="true"
      style="@style/StatsSmallValue" />
+    <!-- Unit -->
    <TextView
      android:id="@+id/stats_unit"
-      android:layout_alignParentBottom="true"
-      android:layout_toRightOf="@id/stats_value"
      style="@style/StatsUnit" />
-  </RelativeLayout>
+  </LinearLayout>
+  <!-- Label container -->
  <LinearLayout
    android:layout_gravity="left|bottom"
    style="@style/StatsSmallValueContainer" >
+    <!-- Label -->
    <TextView
      android:id="@+id/stats_label"
      android:paddingLeft="8dp"
@@ -15,16 +15,18 @@ See the License for the specific language governing permissions and
 limitations under the License.
 -->
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-  android:id="@+id/stats_small_item_id"
  style="@style/StatsSmallItemContainer" >
+  <!-- Label -->
  <TextView
    android:id="@+id/stats_label"
    style="@style/StatsSmallLabel" />
-  <!-- Distance value -->
+  <!-- Value container -->
  <LinearLayout style="@style/StatsSmallValueContainer" >
+    <!-- Value -->
    <TextView
      android:id="@+id/stats_value"
      style="@style/StatsSmallValue" />
+    <!-- Unit -->
    <TextView
      android:id="@+id/stats_unit"
      style="@style/StatsUnit" />
@@ -2157,11 +2157,11 @@ limitations under the License.
      Character limit: ~23 (1 line)">
    Calories
  </string>
-  <string name="stats_calorie_setup"
-    translation_description="In the 'Stats' page, the button to setup calorie.
+  <string name="stats_calorie_no_calculation"
+    translation_description="In the 'Stats' page, the message when calories cannot be calculated.

-      Character limit: ~23 (1 line)">
-    Setup Activity Type
+      %1$s activity type. E.g., 'driving'.">
+    Calories can\'t be calculated with %1$s.
  </string>
  <string name="stats_fastest_pace"
    translation_description="In the 'Stats' page, the fastest pace.">
@@ -36,7 +36,7 @@ public class AggregatedStatsActivity extends AbstractMyTracksActivity {
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
-    StatsUtils.setTripStatisticsValues(this, this, null, getTripStatistics());
+    StatsUtils.setTripStatisticsValues(this, this, null, getTripStatistics(), null);
    StatsUtils.setLocationValues(this, this, null, null, false);
  }

@@ -23,6 +23,8 @@ import com.google.android.apps.mytracks.content.Waypoint;
 import com.google.android.apps.mytracks.content.Waypoint.WaypointType;
 import com.google.android.apps.mytracks.content.WaypointCreationRequest;
 import com.google.android.apps.mytracks.fragments.ChartFragment;
+import com.google.android.apps.mytracks.fragments.ChooseActivityTypeDialogFragment;
+import com.google.android.apps.mytracks.fragments.ChooseActivityTypeDialogFragment.ChooseActivityTypeCaller;
 import com.google.android.apps.mytracks.fragments.ConfirmDeleteDialogFragment;
 import com.google.android.apps.mytracks.fragments.ExportDialogFragment;
 import com.google.android.apps.mytracks.fragments.ExportDialogFragment.ExportCaller;
@@ -37,11 +39,15 @@ import com.google.android.apps.mytracks.services.TrackRecordingServiceConnection
 import com.google.android.apps.mytracks.settings.SettingsActivity;
 import com.google.android.apps.mytracks.util.AnalyticsUtils;
 import com.google.android.apps.mytracks.util.ApiAdapterFactory;
+import com.google.android.apps.mytracks.util.CalorieUtils;
+import com.google.android.apps.mytracks.util.CalorieUtils.ActivityType;
 import com.google.android.apps.mytracks.util.FileUtils;
 import com.google.android.apps.mytracks.util.GoogleFeedbackUtils;
 import com.google.android.apps.mytracks.util.IntentUtils;
 import com.google.android.apps.mytracks.util.PreferencesUtils;
+import com.google.android.apps.mytracks.util.TrackIconUtils;
 import com.google.android.apps.mytracks.util.TrackRecordingServiceConnectionUtils;
+import com.google.android.apps.mytracks.util.TrackUtils;
 import com.google.android.maps.mytracks.R;

 import android.content.Context;
@@ -74,7 +80,8 @@ import java.util.Date;
 * @author Leif Hendrik Wilden
 * @author Rodrigo Damazio
 */
-public class TrackDetailActivity extends AbstractSendToGoogleActivity implements ExportCaller {
+public class TrackDetailActivity extends AbstractSendToGoogleActivity
+    implements ChooseActivityTypeCaller, ExportCaller {

  public static final String EXTRA_TRACK_ID = "track_id";
  public static final String EXTRA_MARKER_ID = "marker_id";
@@ -612,4 +619,23 @@ public class TrackDetailActivity extends AbstractSendToGoogleActivity implements
    }
    setTitle(title);
  }
+  
+  public void chooseActivityType() {
+    new ChooseActivityTypeDialogFragment().show(getSupportFragmentManager(),
+        ChooseActivityTypeDialogFragment.CHOOSE_ACTIVITY_TYPE_DIALOG_TAG);
+  }
+
+  @Override
+  public void onChooseActivityTypeDone(String iconValue) {
+    Track track = myTracksProviderUtils.getTrack(trackId);
+    String category = getString(TrackIconUtils.getIconActivityType(iconValue));
+    TrackUtils.updateTrack(
+        this, track, null, category, null, myTracksProviderUtils, trackRecordingServiceConnection);
+
+    // Add toast if cannot calculate calorie
+    if (CalorieUtils.getActivityType(this, category) == ActivityType.INVALID) {
+      String message = getString(R.string.stats_calorie_no_calculation, category);
+      Toast.makeText(this, message, Toast.LENGTH_LONG).show();
+    }
+  }
 }
@@ -21,17 +21,12 @@ import com.google.android.apps.mytracks.content.Track;
 import com.google.android.apps.mytracks.fragments.ChooseActivityTypeDialogFragment;
 import com.google.android.apps.mytracks.fragments.ChooseActivityTypeDialogFragment.ChooseActivityTypeCaller;
 import com.google.android.apps.mytracks.services.TrackRecordingServiceConnection;
-import com.google.android.apps.mytracks.util.ApiAdapterFactory;
-import com.google.android.apps.mytracks.util.CalorieUtils;
-import com.google.android.apps.mytracks.util.PreferencesUtils;
 import com.google.android.apps.mytracks.util.TrackIconUtils;
 import com.google.android.apps.mytracks.util.TrackNameUtils;
 import com.google.android.apps.mytracks.util.TrackRecordingServiceConnectionUtils;
+import com.google.android.apps.mytracks.util.TrackUtils;
 import com.google.android.maps.mytracks.R;

-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.BitmapFactory.Options;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.KeyEvent;
@@ -42,7 +37,6 @@ import android.widget.ArrayAdapter;
 import android.widget.AutoCompleteTextView;
 import android.widget.Button;
 import android.widget.EditText;
-import android.widget.ImageView;
 import android.widget.Spinner;

 /**
@@ -101,14 +95,14 @@ public class TrackEditActivity extends AbstractMyTracksActivity
        this, R.array.activity_types, android.R.layout.simple_dropdown_item_1line);
    activityType.setAdapter(adapter);
    activityType.setOnItemClickListener(new AdapterView.OnItemClickListener() {
-      @Override
+        @Override
      public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        setActivityTypeIcon(TrackIconUtils.getIconValue(
            TrackEditActivity.this, (String) activityType.getAdapter().getItem(position)));
      }
    });
    activityType.setOnFocusChangeListener(new View.OnFocusChangeListener() {
-      @Override
+        @Override
      public void onFocusChange(View v, boolean hasFocus) {
        if (!hasFocus) {
          setActivityTypeIcon(TrackIconUtils.getIconValue(
@@ -125,37 +119,10 @@ public class TrackEditActivity extends AbstractMyTracksActivity
      iconValue = track.getIcon();
    }

-    // Add a border around the icon
-    Options options = new BitmapFactory.Options();
-    options.inJustDecodeBounds = true;
-    BitmapFactory.decodeResource(getResources(), R.drawable.ic_track_airplane, options);
-    final int padding = 4;
-    final int width = options.outWidth + 2 * padding;
-    final int height = options.outHeight + 2 * padding;
-
    activityTypeIcon = (Spinner) findViewById(R.id.track_edit_activity_type_icon);
-    ArrayAdapter<StringBuilder> activityTypeIconAdapter = new ArrayAdapter<StringBuilder>(
-        this, android.R.layout.simple_spinner_item,
-        new StringBuilder[] {new StringBuilder(iconValue)}) {
-      @Override
-      public View getView(int position, View convertView, android.view.ViewGroup parent) {
-        ImageView imageView =
-            convertView != null ? (ImageView) convertView : new ImageView(getContext());
-        Bitmap source = BitmapFactory.decodeResource(
-            getResources(), TrackIconUtils.getIconDrawable(getItem(position).toString()));
-        if (ApiAdapterFactory.getApiAdapter().isSpinnerBackgroundLight()) {
-          source = TrackIconUtils.invertBitmap(source);
-        }
-        imageView.setImageBitmap(source);
-        imageView.setMinimumHeight(height);
-        imageView.setMinimumWidth(width);
-        imageView.setPadding(padding, padding, padding, padding);
-        return imageView;
-      }
-    };
-    activityTypeIcon.setAdapter(activityTypeIconAdapter);
+    activityTypeIcon.setAdapter(TrackIconUtils.getIconSpinnerAdapter(this, iconValue));
    activityTypeIcon.setOnTouchListener(new View.OnTouchListener() {
-      @Override
+        @Override
      public boolean onTouch(View v, MotionEvent event) {
        if (event.getAction() == MotionEvent.ACTION_UP) {
          new ChooseActivityTypeDialogFragment().show(getSupportFragmentManager(),
@@ -165,15 +132,13 @@ public class TrackEditActivity extends AbstractMyTracksActivity
      }
    });
    activityTypeIcon.setOnKeyListener(new View.OnKeyListener() {
-      @Override
+        @Override
      public boolean onKey(View v, int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER) {
          new ChooseActivityTypeDialogFragment().show(getSupportFragmentManager(),
              ChooseActivityTypeDialogFragment.CHOOSE_ACTIVITY_TYPE_DIALOG_TAG);
-          return true;
-        } else {
-          return false;
        }
+        return true;
      }
    });

@@ -184,36 +149,9 @@ public class TrackEditActivity extends AbstractMyTracksActivity
    save.setOnClickListener(new View.OnClickListener() {
        @Override
      public void onClick(View v) {
-        track.setName(name.getText().toString());
-
-        String category = activityType.getText().toString();
-        boolean newCategory = !category.equals(track.getCategory());
-        boolean isRecording = trackId
-            == PreferencesUtils.getLong(TrackEditActivity.this, R.string.recording_track_id_key);
-
-        if (newCategory && !isRecording) {
-          // Update calorie
-          double calorie = CalorieUtils.getTrackCalorie(TrackEditActivity.this, track, -1L);
-          track.getTripStatistics().setCalorie(calorie);
-        }
-
-        track.setCategory(category);
-        track.setIcon(TrackIconUtils.getIconValue(TrackEditActivity.this, category));
-        track.setDescription(description.getText().toString());
-        track.setModifiedTime(System.currentTimeMillis());
-        myTracksProviderUtils.updateTrack(track);
-
-        if (newCategory && isRecording) {
-          // Update calorie through track recording service
-          TrackRecordingServiceConnectionUtils.updateCalorie(trackRecordingServiceConnection);
-        }
-
-        boolean driveSync = PreferencesUtils.getBoolean(
-            TrackEditActivity.this, R.string.drive_sync_key, PreferencesUtils.DRIVE_SYNC_DEFAULT);
-        if (driveSync) {
-          PreferencesUtils.addToList(TrackEditActivity.this, R.string.drive_edited_list_key,
-              PreferencesUtils.DRIVE_EDITED_LIST_DEFAULT, String.valueOf(track.getId()));
-        }
+        TrackUtils.updateTrack(TrackEditActivity.this, track, name.getText().toString(),
+            activityType.getText().toString(), description.getText().toString(),
+            myTracksProviderUtils, trackRecordingServiceConnection);
        finish();
      }
    });
@@ -261,26 +199,15 @@ public class TrackEditActivity extends AbstractMyTracksActivity
  protected int getLayoutResId() {
    return R.layout.track_edit;
  }
-
-  /**
-   * Sets the activity type icon.
-   *
-   * @param value the icon value
-   */
-  @SuppressWarnings("unchecked")
+  
  private void setActivityTypeIcon(String value) {
    iconValue = value;
-    ArrayAdapter<StringBuilder> adapter =
-        (ArrayAdapter<StringBuilder>) activityTypeIcon.getAdapter();
-    StringBuilder stringBuilder = adapter.getItem(0);
-    stringBuilder.delete(0, stringBuilder.length());
-    stringBuilder.append(value);
-    adapter.notifyDataSetChanged();
+    TrackIconUtils.setIconSpinner(activityTypeIcon, value);
  }

  @Override
  public void onChooseActivityTypeDone(String value) {
-    activityType.setText(getString(TrackIconUtils.getIconActivityType(value)));
    setActivityTypeIcon(value);
+    activityType.setText(getString(TrackIconUtils.getIconActivityType(value)));
  }
 }
@@ -277,7 +277,7 @@ public class MarkerDetailFragment extends Fragment {
      setTextView(name, waypoint.getName());

      StatsUtils.setTripStatisticsValues(
-          getActivity(), null, getView(), waypoint.getTripStatistics());
+          getActivity(), null, getView(), waypoint.getTripStatistics(), null);
      StatsUtils.setLocationValues(getActivity(), null, getView(), waypoint.getLocation(), false);
    }
  }
@@ -26,6 +26,7 @@ import com.google.android.apps.mytracks.stats.TripStatistics;
 import com.google.android.apps.mytracks.util.LocationUtils;
 import com.google.android.apps.mytracks.util.PreferencesUtils;
 import com.google.android.apps.mytracks.util.StatsUtils;
+import com.google.android.apps.mytracks.util.TrackIconUtils;
 import com.google.android.maps.mytracks.R;

 import android.location.Location;
@@ -33,9 +34,12 @@ import android.os.Bundle;
 import android.os.Handler;
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentActivity;
+import android.view.KeyEvent;
 import android.view.LayoutInflater;
+import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.Spinner;

 import java.util.EnumSet;

@@ -56,6 +60,7 @@ public class StatsFragment extends Fragment implements TrackDataListener {

  private Location lastLocation = null;
  private TripStatistics lastTripStatistics = null;
+  private String category = "";
  private int recordingGpsAccuracy = PreferencesUtils.RECORDING_GPS_ACCURACY_DEFAULT;

  // A runnable to update the total time field.
@@ -81,6 +86,27 @@ public class StatsFragment extends Fragment implements TrackDataListener {
  public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    handler = new Handler();
+   
+    Spinner activityTypeIcon = (Spinner) getView().findViewById(R.id.stats_activity_type_icon);
+    activityTypeIcon.setAdapter(TrackIconUtils.getIconSpinnerAdapter(getActivity(), ""));
+    activityTypeIcon.setOnTouchListener(new View.OnTouchListener() {
+        @Override
+      public boolean onTouch(View v, MotionEvent event) {
+        if (event.getAction() == MotionEvent.ACTION_UP) {
+          ((TrackDetailActivity) getActivity()).chooseActivityType();          
+        }
+        return true;
+      }
+    });
+    activityTypeIcon.setOnKeyListener(new View.OnKeyListener() {
+        @Override
+      public boolean onKey(View v, int keyCode, KeyEvent event) {
+        if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER) {
+          ((TrackDetailActivity) getActivity()).chooseActivityType();
+        }
+        return true;
+      }
+    });
  }

  @Override
@@ -106,8 +132,9 @@ public class StatsFragment extends Fragment implements TrackDataListener {
      getActivity().runOnUiThread(new Runnable() {
          @Override
        public void run() {
-          if (isResumed()) {
+          if (isResumed()) {           
            lastTripStatistics = track != null ? track.getTripStatistics() : null;
+            category = track != null ? track.getCategory() : "";
            updateUi(getActivity());
          }
        }
@@ -260,7 +287,7 @@ public class StatsFragment extends Fragment implements TrackDataListener {
   * Updates the UI.
   */
  private void updateUi(FragmentActivity activity) {
-    StatsUtils.setTripStatisticsValues(activity, activity, null, lastTripStatistics);
+    StatsUtils.setTripStatisticsValues(activity, activity, null, lastTripStatistics, category);
    StatsUtils.setLocationValues(
        activity, activity, null, lastLocation, isSelectedTrackRecording());
  }
@@ -86,6 +86,9 @@ public class CalorieUtils {
   * @param activityType the activity type
   */
  public static ActivityType getActivityType(Context context, String activityType) {
+    if (activityType == null || activityType.equals("")) {
+      return ActivityType.INVALID;
+    }
    if (TrackIconUtils.getIconValue(context, activityType).equals(TrackIconUtils.WALK)
        || TrackIconUtils.getIconValue(context, activityType).equals(TrackIconUtils.RUN)) {
      return ActivityType.FOOT;
@@ -17,6 +17,7 @@
 package com.google.android.apps.mytracks.util;

 import com.google.android.apps.mytracks.stats.TripStatistics;
+import com.google.android.apps.mytracks.util.CalorieUtils.ActivityType;
 import com.google.android.maps.mytracks.R;

 import android.app.Activity;
@@ -26,6 +27,7 @@ import android.text.SpannableStringBuilder;
 import android.text.Spanned;
 import android.text.style.SuperscriptSpan;
 import android.view.View;
+import android.widget.Spinner;
 import android.widget.TextView;

 import java.util.Locale;
@@ -129,7 +131,7 @@ public class StatsUtils {
   * @param tripStatistics the trip statistics
   */
  public static void setTripStatisticsValues(
-      Context context, Activity activity, View view, TripStatistics tripStatistics) {
+      Context context, Activity activity, View view, TripStatistics tripStatistics, String category) {
    boolean metricUnits = PreferencesUtils.isMetricUnits(context);
    boolean reportSpeed = PreferencesUtils.isReportSpeed(context);

@@ -139,9 +141,17 @@ public class StatsUtils {
        context, getView(activity, view, R.id.stats_distance), totalDistance, metricUnits);

    // Set calorie
-    double calorie = tripStatistics == null ? Double.NaN : tripStatistics.getCalorie();
+    ActivityType activityType = CalorieUtils.getActivityType(context, category);
+    double calorie = tripStatistics == null || activityType == ActivityType.INVALID ? Double.NaN
+        : tripStatistics.getCalorie();
    setCalorie(context, getView(activity, view, R.id.stats_calorie), calorie);

+    Spinner spinner = (Spinner) getView(activity, view, R.id.stats_activity_type_icon);
+    spinner.setVisibility(category != null ? View.VISIBLE : View.GONE);
+    if (category != null) {
+      TrackIconUtils.setIconSpinner(spinner, TrackIconUtils.getIconValue(context, category));
+    }
+
    // Set total time
    setTimeValue(context, getView(activity, view, R.id.stats_total_time), R.string.stats_total_time,
        tripStatistics != null ? tripStatistics.getTotalTime() : -1L);
@@ -226,7 +236,7 @@ public class StatsUtils {
   * @param calorie the value of calorie
   */
  private static void setCalorie(Context context, View view, double calorie) {
-    String value = calorie == Double.NaN ? null
+    String value = Double.isNaN(calorie) ? null
        : String.format(Locale.getDefault(), CALORIES_FORMAT, calorie);
    setItem(context, view, R.string.stats_calorie, value, context.getString(R.string.unit_calorie));
  }
@@ -21,8 +21,13 @@ import com.google.android.maps.mytracks.R;
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.Bitmap.Config;
+import android.graphics.BitmapFactory;
 import android.graphics.Color;
 import android.util.Pair;
+import android.view.View;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.Spinner;

 import java.util.ArrayList;
 import java.util.LinkedHashMap;
@@ -196,6 +201,35 @@ public class TrackIconUtils {
    return output;
  }

+  public static void setIconSpinner(Spinner spinner, String iconValue) {
+    @SuppressWarnings("unchecked")
+    ArrayAdapter<StringBuilder> adapter = (ArrayAdapter<StringBuilder>) spinner.getAdapter();
+    StringBuilder stringBuilder = adapter.getItem(0);
+    stringBuilder.delete(0, stringBuilder.length());
+    stringBuilder.append(iconValue);
+    adapter.notifyDataSetChanged();
+  }
+  
+  public static ArrayAdapter<StringBuilder> getIconSpinnerAdapter(
+      final Context context, String iconValue) {
+    return new ArrayAdapter<StringBuilder>(context, android.R.layout.simple_spinner_item,
+        new StringBuilder[] { new StringBuilder(iconValue) }) {
+        @Override
+      public View getView(int position, View convertView, android.view.ViewGroup parent) {
+        ImageView imageView = convertView != null ? (ImageView) convertView
+            : new ImageView(getContext());
+        Bitmap source = BitmapFactory.decodeResource(
+            context.getResources(), TrackIconUtils.getIconDrawable(getItem(position).toString()));
+        if (ApiAdapterFactory.getApiAdapter().isSpinnerBackgroundLight()) {
+          source = TrackIconUtils.invertBitmap(source);
+        }
+        imageView.setImageBitmap(source);
+        imageView.setPadding(4, 4, -4, -4);
+        return imageView;
+      }
+    };
+  }
+
  /**
   * Returns true if the activity type is in the list.
   *
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2013 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.google.android.apps.mytracks.util;
+
+import com.google.android.apps.mytracks.content.MyTracksProviderUtils;
+import com.google.android.apps.mytracks.content.Track;
+import com.google.android.apps.mytracks.services.TrackRecordingServiceConnection;
+import com.google.android.maps.mytracks.R;
+
+import android.content.Context;
+
+/**
+ * Utilities for updating track.
+ * 
+ * @author Jimmy Shih
+ */
+public class TrackUtils {
+
+  private TrackUtils() {}
+
+  public static void updateTrack(Context context, Track track, String name, String category,
+      String description, MyTracksProviderUtils myTracksProviderUtils,
+      TrackRecordingServiceConnection trackRecordingServiceConnection) {
+    if (name != null) {
+      track.setName(name);
+    }
+    boolean newCategory = false;
+    boolean isRecording = false;
+    if (category != null) {
+      newCategory = !category.equals(track.getCategory());
+      track.setCategory(category);
+      track.setIcon(TrackIconUtils.getIconValue(context, category));
+      if (newCategory) {
+        isRecording = track.getId()
+            == PreferencesUtils.getLong(context, R.string.recording_track_id_key);
+        if (!isRecording) {
+          // Update calorie
+          double calorie = CalorieUtils.getTrackCalorie(context, track, -1L);
+          track.getTripStatistics().setCalorie(calorie);
+        }
+      }
+    }
+
+    if (description != null) {
+      track.setDescription(description);
+    }
+    track.setModifiedTime(System.currentTimeMillis());
+    myTracksProviderUtils.updateTrack(track);
+
+    if (newCategory && isRecording) {
+      // Update calorie through track recording service
+      TrackRecordingServiceConnectionUtils.updateCalorie(trackRecordingServiceConnection);
+    }
+
+    boolean driveSync = PreferencesUtils.getBoolean(
+        context, R.string.drive_sync_key, PreferencesUtils.DRIVE_SYNC_DEFAULT);
+    if (driveSync) {
+      PreferencesUtils.addToList(context, R.string.drive_edited_list_key,
+          PreferencesUtils.DRIVE_EDITED_LIST_DEFAULT, String.valueOf(track.getId()));
+    }
+  }
+}