MediaControlView2: Final Settings UX addition

This CL does the following things:

1. Make the check button visibility in Settings window dynamic
2. Send command to VideoView2 when choosing item for Subtitle, Audio
Track, and Playback Speed.
3. Make pressing Subtitle & Video Quality buttons open Settings
window.
4. Place Subtitle & Video Quality buttons outside the Settings
window.

Also, this CL remove Aspect Ratio button (function support has been punted)

Bug: 73703113
Test: manually run VideoViewTest.apk
Change-Id: I9c8ca3f7e3c6aae8c69ca6b6ff0973a3377a88fa
diff --git a/packages/MediaComponents/res/drawable/ic_replay_circle_filled.xml b/packages/MediaComponents/res/drawable/ic_replay_circle_filled.xml
index 389396b..a56d5d9 100644
--- a/packages/MediaComponents/res/drawable/ic_replay_circle_filled.xml
+++ b/packages/MediaComponents/res/drawable/ic_replay_circle_filled.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
+    android:width="40dp"
+    android:height="40dp"
     android:viewportWidth="24"
     android:viewportHeight="24">
 
diff --git a/packages/MediaComponents/res/drawable/ic_closed_caption_off.xml b/packages/MediaComponents/res/drawable/ic_subtitle_off.xml
similarity index 100%
rename from packages/MediaComponents/res/drawable/ic_closed_caption_off.xml
rename to packages/MediaComponents/res/drawable/ic_subtitle_off.xml
diff --git a/packages/MediaComponents/res/layout/media_controller.xml b/packages/MediaComponents/res/layout/media_controller.xml
index 8488c84..885bcf5 100644
--- a/packages/MediaComponents/res/layout/media_controller.xml
+++ b/packages/MediaComponents/res/layout/media_controller.xml
@@ -199,6 +199,7 @@
             <ImageButton
                 android:id="@+id/subtitle"
                 android:scaleType="fitCenter"
+                android:visibility="gone"
                 style="@style/BottomBarButton.CC" />
             <ImageButton
                 android:id="@+id/fullscreen"
@@ -224,9 +225,6 @@
                 android:layout_height="wrap_content" />
 
             <ImageButton
-                android:id="@+id/aspect_ratio"
-                style="@style/BottomBarButton.AspectRatio" />
-            <ImageButton
                 android:id="@+id/video_quality"
                 style="@style/BottomBarButton.VideoQuality" />
             <ImageButton
diff --git a/packages/MediaComponents/res/layout/settings_list_item.xml b/packages/MediaComponents/res/layout/settings_list_item.xml
index e7522b7..81b3275 100644
--- a/packages/MediaComponents/res/layout/settings_list_item.xml
+++ b/packages/MediaComponents/res/layout/settings_list_item.xml
@@ -28,14 +28,6 @@
         android:orientation="horizontal">
 
         <ImageView
-            android:id="@+id/check"
-            android:layout_width="@dimen/MediaControlView2_settings_icon_size"
-            android:layout_height="@dimen/MediaControlView2_settings_icon_size"
-            android:gravity="center"
-            android:paddingLeft="2dp"
-            android:src="@drawable/ic_check"/>
-
-        <ImageView
             android:id="@+id/icon"
             android:layout_width="@dimen/MediaControlView2_settings_icon_size"
             android:layout_height="@dimen/MediaControlView2_settings_icon_size"
diff --git a/packages/MediaComponents/res/layout/sub_settings_list_item.xml b/packages/MediaComponents/res/layout/sub_settings_list_item.xml
new file mode 100644
index 0000000..9de7f2b
--- /dev/null
+++ b/packages/MediaComponents/res/layout/sub_settings_list_item.xml
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2018 The Android Open Source Project
+
+     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"
+    android:layout_width="@dimen/MediaControlView2_settings_width"
+    android:layout_height="@dimen/MediaControlView2_settings_height"
+    android:orientation="horizontal"
+    android:background="@color/black_transparent_70">
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="@dimen/MediaControlView2_settings_height"
+        android:paddingRight="2dp"
+        android:gravity="center"
+        android:orientation="horizontal">
+
+        <ImageView
+            android:id="@+id/check"
+            android:layout_width="@dimen/MediaControlView2_settings_icon_size"
+            android:layout_height="@dimen/MediaControlView2_settings_icon_size"
+            android:gravity="center"
+            android:paddingLeft="2dp"
+            android:src="@drawable/ic_check"/>
+    </LinearLayout>
+
+    <RelativeLayout
+        android:layout_width="wrap_content"
+        android:layout_height="@dimen/MediaControlView2_settings_height"
+        android:gravity="center"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/text"
+            android:layout_width="wrap_content"
+            android:layout_height="@dimen/MediaControlView2_text_width"
+            android:paddingLeft="2dp"
+            android:textColor="@color/white"
+            android:textSize="@dimen/MediaControlView2_settings_main_text_size"/>
+    </RelativeLayout>
+
+</LinearLayout>
diff --git a/packages/MediaComponents/res/values/arrays.xml b/packages/MediaComponents/res/values/arrays.xml
new file mode 100644
index 0000000..1187320
--- /dev/null
+++ b/packages/MediaComponents/res/values/arrays.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2018 The Android Open Source Project
+
+     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.
+-->
+
+<resources>
+    <integer-array name="speed_multiplied_by_100">
+        <item>25</item>
+        <item>50</item>
+        <item>75</item>
+        <item>100</item>
+        <item>125</item>
+        <item>150</item>
+        <item>200</item>
+    </integer-array>
+</resources>
\ No newline at end of file
diff --git a/packages/MediaComponents/res/values/strings.xml b/packages/MediaComponents/res/values/strings.xml
index 305cef4..c80aaf3 100644
--- a/packages/MediaComponents/res/values/strings.xml
+++ b/packages/MediaComponents/res/values/strings.xml
@@ -111,15 +111,18 @@
     <string name="MediaControlView2_audio_track_none_text">None</string>
     <string name="MediaControlView2_video_quality_text">Video quality</string>
     <string name="MediaControlView2_video_quality_auto_text">Auto</string>
-    <string name="MediaControlView2_playback_speed_text">Playback speed</string>
-    <string name="MediaControlView2_playback_speed_0_25x_text">0.25x</string>
-    <string name="MediaControlView2_playback_speed_0_5x_text">0.5x</string>
-    <string name="MediaControlView2_playback_speed_0_75x_text">0.75x</string>
-    <string name="MediaControlView2_playback_speed_1x_text">Normal</string>
-    <string name="MediaControlView2_playback_speed_1_25x_text">1.25x</string>
-    <string name="MediaControlView2_playback_speed_1_5x_text">1.5x</string>
-    <string name="MediaControlView2_playback_speed_2x_text">2x</string>
     <string name="MediaControlView2_help_text">Help &amp; feedback</string>
+    <string name="MediaControlView2_playback_speed_text">Playback speed</string>
+    <string-array name="MediaControlView2_playback_speeds">
+        <item>0.25x</item>
+        <item>0.5x</item>
+        <item>0.75x</item>
+        <item>Normal</item>
+        <item>1.25x</item>
+        <item>1.5x</item>
+        <item>2x</item>
+    </string-array>
+
     <!-- Text for displaying subtitle track number. -->
     <string name="MediaControlView2_subtitle_track_number_text">
         Track <xliff:g id="track_number" example="1">%1$s</xliff:g>
diff --git a/packages/MediaComponents/res/values/style.xml b/packages/MediaComponents/res/values/style.xml
index 23c7bc9..9c94aa2 100644
--- a/packages/MediaComponents/res/values/style.xml
+++ b/packages/MediaComponents/res/values/style.xml
@@ -4,6 +4,7 @@
         <item name="android:background">@null</item>
         <item name="android:layout_width">70dp</item>
         <item name="android:layout_height">40dp</item>
+        <item name="android:visibility">gone</item>
     </style>
 
     <style name="TransportControlsButton.Previous">
@@ -74,10 +75,6 @@
         <item name="android:src">@drawable/ic_settings</item>
     </style>
 
-    <style name="BottomBarButton.AspectRatio">
-        <item name="android:src">@drawable/ic_aspect_ratio</item>
-    </style>
-
     <style name="BottomBarButton.Mute">
         <item name="android:src">@drawable/ic_mute</item>
     </style>
diff --git a/packages/MediaComponents/src/com/android/widget/MediaControlView2Impl.java b/packages/MediaComponents/src/com/android/widget/MediaControlView2Impl.java
index 69febc2..7044404 100644
--- a/packages/MediaComponents/src/com/android/widget/MediaControlView2Impl.java
+++ b/packages/MediaComponents/src/com/android/widget/MediaControlView2Impl.java
@@ -52,6 +52,7 @@
 import com.android.support.mediarouter.media.MediaRouter;
 import com.android.support.mediarouter.media.MediaRouteSelector;
 
+import java.util.Arrays;
 import java.util.ArrayList;
 import java.util.Formatter;
 import java.util.List;
@@ -69,7 +70,12 @@
     static final String KEY_VIDEO_TRACK_COUNT = "VideoTrackCount";
     static final String KEY_AUDIO_TRACK_COUNT = "AudioTrackCount";
     static final String KEY_SUBTITLE_TRACK_COUNT = "SubtitleTrackCount";
+    static final String KEY_PLAYBACK_SPEED = "PlaybackSpeed";
+    static final String KEY_SELECTED_AUDIO_INDEX = "SelectedAudioIndex";
+    static final String KEY_SELECTED_SUBTITLE_INDEX = "SelectedSubtitleIndex";
     static final String EVENT_UPDATE_TRACK_STATUS = "UpdateTrackStatus";
+    static final String COMMAND_SELECT_AUDIO_TRACK = "SelectTrack";
+    static final String COMMAND_SET_PLAYBACK_SPEED = "SetPlaybackSpeed";
 
     // TODO: Remove this once integrating with MediaSession2 & MediaMetadata2
     static final String KEY_STATE_IS_ADVERTISEMENT = "MediaTypeAdvertisement";
@@ -82,6 +88,13 @@
     // TODO: remove once the implementation is revised
     public static final String COMMAND_SET_FULLSCREEN = "setFullscreen";
 
+    private static final int SETTINGS_MODE_AUDIO_TRACK = 0;
+    private static final int SETTINGS_MODE_PLAYBACK_SPEED = 1;
+    private static final int SETTINGS_MODE_HELP = 2;
+    private static final int SETTINGS_MODE_SUBTITLE_TRACK = 3;
+    private static final int SETTINGS_MODE_VIDEO_QUALITY = 4;
+    private static final int SETTINGS_MODE_MAIN = 5;
+    private static final int PLAYBACK_SPEED_1x_INDEX = 3;
     private static final int MAX_PROGRESS = 1000;
     private static final int DEFAULT_PROGRESS_UPDATE_TIME_MS = 1000;
     private static final int REWIND_TIME_MS = 10000;
@@ -107,6 +120,13 @@
     private int mVideoTrackCount;
     private int mAudioTrackCount;
     private int mSubtitleTrackCount;
+    private int mSettingsMode;
+    private int mSelectedSubtitleTrackIndex;
+    private int mSelectedAudioTrackIndex;
+    private int mSelectedVideoQualityIndex;
+    private int mSelectedSpeedIndex;
+    private int mSettingsItemHeight;
+    private int mSettingsWindowMargin;
     private long mPlaybackActions;
     private boolean mDragging;
     private boolean mIsFullScreen;
@@ -130,12 +150,13 @@
     private ViewGroup mCustomButtons;
     private ImageButton mOverflowButtonLeft;
     private ImageButton mMuteButton;
-    private ImageButton mAspectRationButton;
+    private ImageButton mVideoQualityButton;
     private ImageButton mSettingsButton;
 
     private ListView mSettingsListView;
     private PopupWindow mSettingsWindow;
     private SettingsAdapter mSettingsAdapter;
+    private SubSettingsAdapter mSubSettingsAdapter;
 
     private List<String> mSettingsMainTextsList;
     private List<String> mSettingsSubTextsList;
@@ -143,7 +164,8 @@
     private List<String> mSubtitleDescriptionsList;
     private List<String> mAudioTrackList;
     private List<String> mVideoQualityList;
-    private List<String> mPlaybackSpeedTextIdsList;
+    private List<String> mPlaybackSpeedTextList;
+    private List<Float> mPlaybackSpeedList;
 
     private CharSequence mPlayDescription;
     private CharSequence mPauseDescription;
@@ -217,15 +239,11 @@
                 }
                 break;
             case MediaControlView2.BUTTON_NEXT:
-                // TODO: this button is not visible unless its listener is manually set. Should this
-                // function still be provided?
                 if (mNextButton != null) {
                     mNextButton.setVisibility(visibility);
                 }
                 break;
             case MediaControlView2.BUTTON_PREV:
-                // TODO: this button is not visible unless its listener is manually set. Should this
-                // function still be provided?
                 if (mPrevButton != null) {
                     mPrevButton.setVisibility(visibility);
                 }
@@ -250,11 +268,6 @@
                     mMuteButton.setVisibility(visibility);
                 }
                 break;
-            case MediaControlView2.BUTTON_ASPECT_RATIO:
-                if (mAspectRationButton != null) {
-                    mAspectRationButton.setVisibility(visibility);
-                }
-                break;
             case MediaControlView2.BUTTON_SETTINGS:
                 if (mSettingsButton != null) {
                     mSettingsButton.setVisibility(visibility);
@@ -415,20 +428,14 @@
         if (mPlayPauseButton != null) {
             mPlayPauseButton.requestFocus();
             mPlayPauseButton.setOnClickListener(mPlayPauseListener);
-            mPlayPauseButton.setColorFilter(R.color.gray);
-            mPlayPauseButton.setEnabled(false);
         }
         mFfwdButton = v.findViewById(R.id.ffwd);
         if (mFfwdButton != null) {
             mFfwdButton.setOnClickListener(mFfwdListener);
-            mFfwdButton.setColorFilter(R.color.gray);
-            mFfwdButton.setEnabled(false);
         }
         mRewButton = v.findViewById(R.id.rew);
         if (mRewButton != null) {
             mRewButton.setOnClickListener(mRewListener);
-            mRewButton.setColorFilter(R.color.gray);
-            mRewButton.setEnabled(false);
         }
         mNextButton = v.findViewById(R.id.next);
         if (mNextButton != null) {
@@ -443,8 +450,6 @@
         mSubtitleButton = v.findViewById(R.id.subtitle);
         if (mSubtitleButton != null) {
             mSubtitleButton.setOnClickListener(mSubtitleListener);
-            mSubtitleButton.setColorFilter(R.color.gray);
-            mSubtitleButton.setEnabled(false);
         }
         mFullScreenButton = v.findViewById(R.id.fullscreen);
         if (mFullScreenButton != null) {
@@ -464,11 +469,14 @@
             mOverflowButtonLeft.setOnClickListener(mOverflowLeftListener);
         }
         mMuteButton = v.findViewById(R.id.mute);
-        mAspectRationButton = v.findViewById(R.id.aspect_ratio);
         mSettingsButton = v.findViewById(R.id.settings);
         if (mSettingsButton != null) {
             mSettingsButton.setOnClickListener(mSettingsButtonListener);
         }
+        mVideoQualityButton = v.findViewById(R.id.video_quality);
+        if (mVideoQualityButton != null) {
+            mVideoQualityButton.setOnClickListener(mVideoQualityListener);
+        }
 
         mProgress = v.findViewById(R.id.mediacontroller_progress);
         if (mProgress != null) {
@@ -494,10 +502,16 @@
         mSettingsListView = (ListView) ApiHelper.inflateLibLayout(mInstance.getContext(),
                 R.layout.settings_list);
         mSettingsAdapter = new SettingsAdapter(mSettingsMainTextsList, mSettingsSubTextsList,
-                mSettingsIconIdsList, false);
+                mSettingsIconIdsList);
+        mSubSettingsAdapter = new SubSettingsAdapter(null, 0);
         mSettingsListView.setAdapter(mSettingsAdapter);
         mSettingsListView.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
         mSettingsListView.setOnItemClickListener(mSettingsItemClickListener);
+
+        mSettingsItemHeight = mResources.getDimensionPixelSize(
+                R.dimen.MediaControlView2_settings_height);
+        mSettingsWindowMargin = (-1) * mResources.getDimensionPixelSize(
+                R.dimen.MediaControlView2_settings_offset);
         int width = mResources.getDimensionPixelSize(R.dimen.MediaControlView2_settings_width);
         mSettingsWindow = new PopupWindow(mSettingsListView, width,
                 ViewGroup.LayoutParams.WRAP_CONTENT, true);
@@ -747,17 +761,20 @@
     private final View.OnClickListener mSubtitleListener = new View.OnClickListener() {
         @Override
         public void onClick(View v) {
-            if (!mSubtitleIsEnabled) {
-                mSubtitleButton.setImageDrawable(
-                        mResources.getDrawable(R.drawable.ic_media_subtitle_enabled, null));
-                mController.sendCommand(MediaControlView2Impl.COMMAND_SHOW_SUBTITLE, null, null);
-                mSubtitleIsEnabled = true;
-            } else {
-                mSubtitleButton.setImageDrawable(
-                        mResources.getDrawable(R.drawable.ic_media_subtitle_disabled, null));
-                mController.sendCommand(MediaControlView2Impl.COMMAND_HIDE_SUBTITLE, null, null);
-                mSubtitleIsEnabled = false;
-            }
+            mSettingsMode = SETTINGS_MODE_SUBTITLE_TRACK;
+            mSubSettingsAdapter.setTexts(mSubtitleDescriptionsList);
+            mSubSettingsAdapter.setCheckPosition(mSelectedSubtitleTrackIndex);
+            displaySettingsWindow(mSubSettingsAdapter);
+        }
+    };
+
+    private final View.OnClickListener mVideoQualityListener = new View.OnClickListener() {
+        @Override
+        public void onClick(View v) {
+            mSettingsMode = SETTINGS_MODE_VIDEO_QUALITY;
+            mSubSettingsAdapter.setTexts(mVideoQualityList);
+            mSubSettingsAdapter.setCheckPosition(mSelectedVideoQualityIndex);
+            displaySettingsWindow(mSubSettingsAdapter);
         }
     };
 
@@ -800,17 +817,9 @@
     private final View.OnClickListener mSettingsButtonListener = new View.OnClickListener() {
         @Override
         public void onClick(View v) {
-            mSettingsAdapter = new SettingsAdapter(mSettingsMainTextsList,
-                    mSettingsSubTextsList, mSettingsIconIdsList, false);
-            mSettingsListView.setAdapter(mSettingsAdapter);
-            int itemHeight = mResources.getDimensionPixelSize(
-                    R.dimen.MediaControlView2_settings_height);
-            int totalHeight = mSettingsAdapter.getCount() * itemHeight;
-            int margin = (-1) * mResources.getDimensionPixelSize(
-                    R.dimen.MediaControlView2_settings_offset);
-            mSettingsWindow.dismiss();
-            mSettingsWindow.showAsDropDown(mInstance, margin, margin - totalHeight,
-                    Gravity.BOTTOM | Gravity.RIGHT);
+            mSettingsMode = SETTINGS_MODE_MAIN;
+            mSettingsAdapter.setSubTexts(mSettingsSubTextsList);
+            displaySettingsWindow(mSettingsAdapter);
         }
     };
 
@@ -818,56 +827,77 @@
             = new AdapterView.OnItemClickListener() {
         @Override
         public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-            switch (position) {
-                // change to identifiers
-                case 0:
-                    // TODO: add additional subtitle track details
-                    mSubtitleDescriptionsList = new ArrayList<String>();
-                    mSubtitleDescriptionsList.add(mResources.getString(
-                            R.string.MediaControlView2_subtitle_off_text));
-                    for (int i = 0; i < mSubtitleTrackCount; i++) {
-                        String track = mResources.getString(
-                                R.string.MediaControlView2_subtitle_track_number_text, i + 1);
-                        mSubtitleDescriptionsList.add(track);
+            switch (mSettingsMode) {
+                case SETTINGS_MODE_MAIN:
+                    if (position == SETTINGS_MODE_AUDIO_TRACK) {
+                        mSubSettingsAdapter.setTexts(mAudioTrackList);
+                        mSubSettingsAdapter.setCheckPosition(mSelectedAudioTrackIndex);
+                        mSettingsMode = SETTINGS_MODE_AUDIO_TRACK;
+                    } else if (position == SETTINGS_MODE_PLAYBACK_SPEED) {
+                        mSubSettingsAdapter.setTexts(mPlaybackSpeedTextList);
+                        mSubSettingsAdapter.setCheckPosition(mSelectedSpeedIndex);
+                        mSettingsMode = SETTINGS_MODE_PLAYBACK_SPEED;
+                    } else if (position == SETTINGS_MODE_HELP) {
+                        // TODO: implement this.
+                        mSettingsWindow.dismiss();
+                        return;
                     }
-                    mSettingsAdapter = new SettingsAdapter(mSubtitleDescriptionsList, null,
-                            null, true);
+                    displaySettingsWindow(mSubSettingsAdapter);
                     break;
-                case 1:
-                    // TODO: add additional audio track details
-                    mAudioTrackList = new ArrayList<String>();
-                    mAudioTrackList.add(mResources.getString(
-                            R.string.MediaControlView2_audio_track_none_text));
-                    for (int i = 0; i < mAudioTrackCount; i++) {
-                        String track = mResources.getString(
-                                R.string.MediaControlView2_audio_track_number_text, i + 1);
-                        mAudioTrackList.add(track);
+                case SETTINGS_MODE_AUDIO_TRACK:
+                    if (position != mSelectedAudioTrackIndex) {
+                        mSelectedAudioTrackIndex = position;
+                        if (mAudioTrackCount > 0) {
+                            Bundle extra = new Bundle();
+                            extra.putInt(KEY_SELECTED_AUDIO_INDEX, position);
+                            mController.sendCommand(COMMAND_SELECT_AUDIO_TRACK, extra, null);
+                        }
+                        mSettingsSubTextsList.set(SETTINGS_MODE_AUDIO_TRACK,
+                                mSubSettingsAdapter.getMainText(position));
                     }
-                    mSettingsAdapter = new SettingsAdapter(mAudioTrackList, null,
-                            null, true);
+                    mSettingsWindow.dismiss();
                     break;
-                case 2:
-                    // TODO: add support for multiple quality video tracks
-                    mSettingsAdapter = new SettingsAdapter(mVideoQualityList, null,
-                            null, true);
+                case SETTINGS_MODE_PLAYBACK_SPEED:
+                    if (position != mSelectedSpeedIndex) {
+                        mSelectedSpeedIndex = position;
+                        Bundle extra = new Bundle();
+                        extra.putFloat(KEY_PLAYBACK_SPEED, mPlaybackSpeedList.get(position));
+                        mController.sendCommand(COMMAND_SET_PLAYBACK_SPEED, extra, null);
+                        mSettingsSubTextsList.set(SETTINGS_MODE_PLAYBACK_SPEED,
+                                mSubSettingsAdapter.getMainText(position));
+                    }
+                    mSettingsWindow.dismiss();
                     break;
-                case 3:
-                    // TODO: implement code to reflect change in speed.
-                    mSettingsAdapter = new SettingsAdapter(mPlaybackSpeedTextIdsList, null,
-                            null, true);
+                case SETTINGS_MODE_HELP:
+                    // TODO: implement this.
                     break;
-                default:
-                    return;
+                case SETTINGS_MODE_SUBTITLE_TRACK:
+                    if (position != mSelectedSubtitleTrackIndex) {
+                        mSelectedSubtitleTrackIndex = position;
+                        if (position > 0) {
+                            Bundle extra = new Bundle();
+                            extra.putInt(KEY_SELECTED_SUBTITLE_INDEX, position - 1);
+                            mController.sendCommand(
+                                    MediaControlView2Impl.COMMAND_SHOW_SUBTITLE, extra, null);
+                            mSubtitleButton.setImageDrawable(mResources.getDrawable(
+                                    R.drawable.ic_media_subtitle_enabled, null));
+                            mSubtitleIsEnabled = true;
+                        } else {
+                            mController.sendCommand(
+                                    MediaControlView2Impl.COMMAND_HIDE_SUBTITLE, null, null);
+                            mSubtitleButton.setImageDrawable(mResources.getDrawable(
+                                    R.drawable.ic_media_subtitle_disabled, null));
+                            mSubtitleIsEnabled = false;
+                        }
+                    }
+                    mSettingsWindow.dismiss();
+                    break;
+                case SETTINGS_MODE_VIDEO_QUALITY:
+                    // TODO: add support for video quality
+                    mSelectedVideoQualityIndex = position;
+                    mSettingsWindow.dismiss();
+                    break;
             }
-            mSettingsListView.setAdapter(mSettingsAdapter);
-            int itemHeight = mResources.getDimensionPixelSize(
-                    R.dimen.MediaControlView2_settings_height);
-            int totalHeight = mSettingsAdapter.getCount() * itemHeight;
-            int margin = (-1) * mResources.getDimensionPixelSize(
-                    R.dimen.MediaControlView2_settings_offset);
-            mSettingsWindow.dismiss();
-            mSettingsWindow.showAsDropDown(mInstance, margin, margin - totalHeight,
-                    Gravity.BOTTOM | Gravity.RIGHT);
         }
     };
 
@@ -953,80 +983,56 @@
     }
 
     private void initializeSettingsLists() {
-        if (mSettingsMainTextsList == null) {
-            mSettingsMainTextsList = new ArrayList<String>();
-            mSettingsMainTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_subtitle_text));
-            mSettingsMainTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_audio_track_text));
-            mSettingsMainTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_video_quality_text));
-            mSettingsMainTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_text));
-            mSettingsMainTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_help_text));
-        }
+        mSettingsMainTextsList = new ArrayList<String>();
+        mSettingsMainTextsList.add(
+                mResources.getString(R.string.MediaControlView2_audio_track_text));
+        mSettingsMainTextsList.add(
+                mResources.getString(R.string.MediaControlView2_playback_speed_text));
+        mSettingsMainTextsList.add(
+                mResources.getString(R.string.MediaControlView2_help_text));
 
-        // TODO: Update the following code to be dynamic.
-        if (mSettingsSubTextsList == null) {
-            mSettingsSubTextsList = new ArrayList<String>();
-            mSettingsSubTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_subtitle_off_text));
-            mSettingsSubTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_audio_track_none_text));
-            mSettingsSubTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_video_quality_auto_text));
-            mSettingsSubTextsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_1x_text));
-            mSettingsSubTextsList.add(RESOURCE_EMPTY);
-        }
+        mSettingsSubTextsList = new ArrayList<String>();
+        mSettingsSubTextsList.add(
+                mResources.getString(R.string.MediaControlView2_audio_track_none_text));
+        mSettingsSubTextsList.add(
+                mResources.getStringArray(
+                        R.array.MediaControlView2_playback_speeds)[PLAYBACK_SPEED_1x_INDEX]);
+        mSettingsSubTextsList.add(RESOURCE_EMPTY);
 
-        if (mSettingsIconIdsList == null) {
-            mSettingsIconIdsList = new ArrayList<Integer>();
-            mSettingsIconIdsList.add(R.drawable.ic_closed_caption_off);
-            mSettingsIconIdsList.add(R.drawable.ic_audiotrack);
-            mSettingsIconIdsList.add(R.drawable.ic_high_quality);
-            mSettingsIconIdsList.add(R.drawable.ic_play_circle_filled);
-            mSettingsIconIdsList.add(R.drawable.ic_help);
-        }
+        mSettingsIconIdsList = new ArrayList<Integer>();
+        mSettingsIconIdsList.add(R.drawable.ic_audiotrack);
+        mSettingsIconIdsList.add(R.drawable.ic_play_circle_filled);
+        mSettingsIconIdsList.add(R.drawable.ic_help);
 
-        if (mSubtitleDescriptionsList == null) {
-            mSubtitleDescriptionsList = new ArrayList<String>();
-            mSubtitleDescriptionsList.add(
-                    mResources.getString(R.string.MediaControlView2_subtitle_off_text));
-        }
+        mAudioTrackList = new ArrayList<String>();
+        mAudioTrackList.add(
+                mResources.getString(R.string.MediaControlView2_audio_track_none_text));
 
-        if (mAudioTrackList == null) {
-            mAudioTrackList = new ArrayList<String>();
-            mAudioTrackList.add(
-                    mResources.getString(R.string.MediaControlView2_audio_track_none_text));
-        }
+        mVideoQualityList = new ArrayList<String>();
+        mVideoQualityList.add(
+                mResources.getString(R.string.MediaControlView2_video_quality_auto_text));
 
-        if (mVideoQualityList == null) {
-            mVideoQualityList = new ArrayList<String>();
-            mVideoQualityList.add(
-                    mResources.getString(R.string.MediaControlView2_video_quality_auto_text));
-        }
+        mPlaybackSpeedTextList = new ArrayList<String>(Arrays.asList(
+                mResources.getStringArray(R.array.MediaControlView2_playback_speeds)));
+        // Select the "1x" speed as the default value.
+        mSelectedSpeedIndex = PLAYBACK_SPEED_1x_INDEX;
 
-        if (mPlaybackSpeedTextIdsList == null) {
-            mPlaybackSpeedTextIdsList = new ArrayList<String>();
-            mPlaybackSpeedTextIdsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_0_25x_text));
-            mPlaybackSpeedTextIdsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_0_5x_text));
-            mPlaybackSpeedTextIdsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_0_75x_text));
-            mPlaybackSpeedTextIdsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_1x_text));
-            mPlaybackSpeedTextIdsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_1_25x_text));
-            mPlaybackSpeedTextIdsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_1_5x_text));
-            mPlaybackSpeedTextIdsList.add(
-                    mResources.getString(R.string.MediaControlView2_playback_speed_2x_text));
+        mPlaybackSpeedList = new ArrayList<Float>();
+        int[] speeds = mResources.getIntArray(R.array.speed_multiplied_by_100);
+        for (int i = 0; i < speeds.length; i++) {
+            float speed = (float) speeds[i] / 100.0f;
+            mPlaybackSpeedList.add(speed);
         }
     }
 
+    private void displaySettingsWindow(BaseAdapter adapter) {
+        mSettingsListView.setAdapter(adapter);
+        int totalHeight = adapter.getCount() * mSettingsItemHeight;
+        mSettingsWindow.dismiss();
+        mSettingsWindow.showAsDropDown(mInstance, mSettingsWindowMargin,
+                mSettingsWindowMargin - totalHeight, Gravity.BOTTOM | Gravity.RIGHT);
+    }
+
     private class MediaControllerCallback extends MediaController.Callback {
         @Override
         public void onPlaybackStateChanged(PlaybackState state) {
@@ -1065,16 +1071,13 @@
             if (mPlaybackActions != mPlaybackState.getActions()) {
                 long newActions = mPlaybackState.getActions();
                 if ((newActions & PlaybackState.ACTION_PAUSE) != 0) {
-                    mPlayPauseButton.clearColorFilter();
-                    mPlayPauseButton.setEnabled(true);
+                    mPlayPauseButton.setVisibility(View.VISIBLE);
                 }
                 if ((newActions & PlaybackState.ACTION_REWIND) != 0) {
-                    mRewButton.clearColorFilter();
-                    mRewButton.setEnabled(true);
+                    mRewButton.setVisibility(View.VISIBLE);
                 }
                 if ((newActions & PlaybackState.ACTION_FAST_FORWARD) != 0) {
-                    mFfwdButton.clearColorFilter();
-                    mFfwdButton.setEnabled(true);
+                    mFfwdButton.setVisibility(View.VISIBLE);
                 }
                 if ((newActions & PlaybackState.ACTION_SEEK_TO) != 0) {
                     mSeekAvailable = true;
@@ -1122,16 +1125,42 @@
             switch (event) {
                 case EVENT_UPDATE_TRACK_STATUS:
                     mVideoTrackCount = extras.getInt(KEY_VIDEO_TRACK_COUNT);
+                    // If there is one or more audio tracks, and this information has not been
+                    // reflected into the Settings window yet, automatically check the first track.
+                    // Otherwise, the Audio Track selection will be defaulted to "None".
                     mAudioTrackCount = extras.getInt(KEY_AUDIO_TRACK_COUNT);
-                    int newSubtitleTrackCount = extras.getInt(KEY_SUBTITLE_TRACK_COUNT);
-                    if (newSubtitleTrackCount > 0) {
-                        mSubtitleButton.clearColorFilter();
-                        mSubtitleButton.setEnabled(true);
+                    mAudioTrackList = new ArrayList<String>();
+                    if (mAudioTrackCount > 0) {
+                        // TODO: add more text about track info.
+                        for (int i = 0; i < mAudioTrackCount; i++) {
+                            String track = mResources.getString(
+                                    R.string.MediaControlView2_audio_track_number_text, i + 1);
+                            mAudioTrackList.add(track);
+                        }
+                        // Change sub text inside the Settings window.
+                        mSettingsSubTextsList.set(SETTINGS_MODE_AUDIO_TRACK,
+                                mAudioTrackList.get(0));
                     } else {
-                        mSubtitleButton.setColorFilter(R.color.gray);
+                        mAudioTrackList.add(mResources.getString(
+                                R.string.MediaControlView2_audio_track_none_text));
+                    }
+
+                    mSubtitleTrackCount = extras.getInt(KEY_SUBTITLE_TRACK_COUNT);
+                    mSubtitleDescriptionsList = new ArrayList<String>();
+                    if (mSubtitleTrackCount > 0) {
+                        mSubtitleButton.setVisibility(View.VISIBLE);
+                        mSubtitleButton.setEnabled(true);
+                        mSubtitleDescriptionsList.add(mResources.getString(
+                                R.string.MediaControlView2_subtitle_off_text));
+                        for (int i = 0; i < mSubtitleTrackCount; i++) {
+                            String track = mResources.getString(
+                                    R.string.MediaControlView2_subtitle_track_number_text, i + 1);
+                            mSubtitleDescriptionsList.add(track);
+                        }
+                    } else {
+                        mSubtitleButton.setVisibility(View.GONE);
                         mSubtitleButton.setEnabled(false);
                     }
-                    mSubtitleTrackCount = newSubtitleTrackCount;
                     break;
                 case EVENT_UPDATE_MEDIA_TYPE_STATUS:
                     boolean newStatus = extras.getBoolean(KEY_STATE_IS_ADVERTISEMENT);
@@ -1145,17 +1174,29 @@
     }
 
     private class SettingsAdapter extends BaseAdapter {
-        List<Integer> mIconIds;
-        List<String> mMainTexts;
-        List<String> mSubTexts;
-        boolean mIsCheckable;
+        private List<Integer> mIconIds;
+        private List<String> mMainTexts;
+        private List<String> mSubTexts;
 
         public SettingsAdapter(List<String> mainTexts, @Nullable List<String> subTexts,
-                @Nullable List<Integer> iconIds, boolean isCheckable) {
+                @Nullable List<Integer> iconIds) {
             mMainTexts = mainTexts;
             mSubTexts = subTexts;
             mIconIds = iconIds;
-            mIsCheckable = isCheckable;
+        }
+
+        public void updateSubTexts(List<String> subTexts) {
+            mSubTexts = subTexts;
+            notifyDataSetChanged();
+        }
+
+        public String getMainText(int position) {
+            if (mMainTexts != null) {
+                if (position < mMainTexts.size()) {
+                    return mMainTexts.get(position);
+                }
+            }
+            return RESOURCE_EMPTY;
         }
 
         @Override
@@ -1184,7 +1225,6 @@
             TextView mainTextView = (TextView) row.findViewById(R.id.main_text);
             TextView subTextView = (TextView) row.findViewById(R.id.sub_text);
             ImageView iconView = (ImageView) row.findViewById(R.id.icon);
-            ImageView checkView = (ImageView) row.findViewById(R.id.check);
 
             // Set main text
             mainTextView.setText(mMainTexts.get(position));
@@ -1206,13 +1246,72 @@
                 // Otherwise, set main icon.
                 iconView.setImageDrawable(mResources.getDrawable(mIconIds.get(position), null));
             }
+            return row;
+        }
 
-            // Set check icon
-            // TODO: make the following code dynamic
-            if (!mIsCheckable) {
-                checkView.setVisibility(View.GONE);
+        public void setSubTexts(List<String> subTexts) {
+            mSubTexts = subTexts;
+        }
+    }
+
+    // TODO: extend this class from SettingsAdapter
+    private class SubSettingsAdapter extends BaseAdapter {
+        private List<String> mTexts;
+        private int mCheckPosition;
+
+        public SubSettingsAdapter(List<String> texts, int checkPosition) {
+            mTexts = texts;
+            mCheckPosition = checkPosition;
+        }
+
+        public String getMainText(int position) {
+            if (mTexts != null) {
+                if (position < mTexts.size()) {
+                    return mTexts.get(position);
+                }
+            }
+            return RESOURCE_EMPTY;
+        }
+
+        @Override
+        public int getCount() {
+            return (mTexts == null) ? 0 : mTexts.size();
+        }
+
+        @Override
+        public long getItemId(int position) {
+            // Auto-generated method stub--does not have any purpose here
+            // TODO: implement this.
+            return 0;
+        }
+
+        @Override
+        public Object getItem(int position) {
+            // Auto-generated method stub--does not have any purpose here
+            // TODO: implement this.
+            return null;
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup container) {
+            View row = ApiHelper.inflateLibLayout(mInstance.getContext(),
+                    R.layout.sub_settings_list_item);
+            TextView textView = (TextView) row.findViewById(R.id.text);
+            ImageView checkView = (ImageView) row.findViewById(R.id.check);
+
+            textView.setText(mTexts.get(position));
+            if (position != mCheckPosition) {
+                checkView.setVisibility(View.INVISIBLE);
             }
             return row;
         }
+
+        public void setTexts(List<String> texts) {
+            mTexts = texts;
+        }
+
+        public void setCheckPosition(int checkPosition) {
+            mCheckPosition = checkPosition;
+        }
     }
 }
diff --git a/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java b/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java
index 0bb659d..d4d289a 100644
--- a/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java
+++ b/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java
@@ -86,6 +86,7 @@
     private static final int STATE_PLAYBACK_COMPLETED = 5;
 
     private static final int INVALID_TRACK_INDEX = -1;
+    private static final float INVALID_SPEED = 0f;
 
     private AccessibilityManager mAccessibilityManager;
     private AudioManager mAudioManager;
@@ -854,8 +855,6 @@
         }
         if (select) {
             if (mSubtitleTrackIndices.size() > 0) {
-                // TODO: make this selection dynamic
-                mSelectedSubtitleTrackIndex = mSubtitleTrackIndices.get(0);
                 mMediaPlayer.selectTrack(mSelectedSubtitleTrackIndex);
                 mSubtitleView.setVisibility(View.VISIBLE);
             }
@@ -881,9 +880,17 @@
                 mAudioTrackIndices.add(i);
             } else if (trackType == MediaPlayer2.TrackInfo.MEDIA_TRACK_TYPE_SUBTITLE
                     || trackType == MediaPlayer2.TrackInfo.MEDIA_TRACK_TYPE_TIMEDTEXT) {
-                  mSubtitleTrackIndices.add(i);
+                mSubtitleTrackIndices.add(i);
             }
         }
+        // Select first tracks as default
+        if (mVideoTrackIndices.size() > 0) {
+            mSelectedVideoTrackIndex = 0;
+        }
+        if (mAudioTrackIndices.size() > 0) {
+            mSelectedAudioTrackIndex = 0;
+        }
+
         Bundle data = new Bundle();
         data.putInt(MediaControlView2Impl.KEY_VIDEO_TRACK_COUNT, mVideoTrackIndices.size());
         data.putInt(MediaControlView2Impl.KEY_AUDIO_TRACK_COUNT, mAudioTrackIndices.size());
@@ -1048,10 +1055,19 @@
             } else {
                 switch (command) {
                     case MediaControlView2Impl.COMMAND_SHOW_SUBTITLE:
-                        mInstance.setSubtitleEnabled(true);
+                        int subtitleIndex = args.getInt(
+                                MediaControlView2Impl.KEY_SELECTED_SUBTITLE_INDEX,
+                                INVALID_TRACK_INDEX);
+                        if (subtitleIndex != INVALID_TRACK_INDEX) {
+                            int subtitleTrackIndex = mSubtitleTrackIndices.get(subtitleIndex);
+                            if (subtitleTrackIndex != mSelectedSubtitleTrackIndex) {
+                                mSelectedSubtitleTrackIndex = subtitleTrackIndex;
+                                selectOrDeselectSubtitle(true);
+                            }
+                        }
                         break;
                     case MediaControlView2Impl.COMMAND_HIDE_SUBTITLE:
-                        mInstance.setSubtitleEnabled(false);
+                        selectOrDeselectSubtitle(false);
                         break;
                     case MediaControlView2Impl.COMMAND_SET_FULLSCREEN:
                         if (mFullScreenRequestListener != null) {
@@ -1060,6 +1076,25 @@
                                     args.getBoolean(MediaControlView2Impl.ARGUMENT_KEY_FULLSCREEN));
                         }
                         break;
+                    case MediaControlView2Impl.COMMAND_SELECT_AUDIO_TRACK:
+                        int audioIndex = args.getInt(MediaControlView2Impl.KEY_SELECTED_AUDIO_INDEX,
+                                INVALID_TRACK_INDEX);
+                        if (audioIndex != INVALID_TRACK_INDEX) {
+                            int audioTrackIndex = mAudioTrackIndices.get(audioIndex);
+                            if (audioTrackIndex != mSelectedAudioTrackIndex) {
+                                mSelectedAudioTrackIndex = audioTrackIndex;
+                                mMediaPlayer.selectTrack(mSelectedAudioTrackIndex);
+                            }
+                        }
+                        break;
+                    case MediaControlView2Impl.COMMAND_SET_PLAYBACK_SPEED:
+                        float speed = args.getFloat(
+                                MediaControlView2Impl.KEY_PLAYBACK_SPEED, INVALID_SPEED);
+                        if (speed != INVALID_SPEED && speed != mSpeed) {
+                            mInstance.setSpeed(speed);
+                            mSpeed = speed;
+                        }
+                        break;
                 }
             }
             showController();