Initial Commit of a Horizontal Grid View based recents UI for TV.

Change-Id: I048210e6fc91abafa41300ccb219b7bb9c84e835
diff --git a/packages/SystemUI/Android.mk b/packages/SystemUI/Android.mk
index e4d0fec..88313bb 100644
--- a/packages/SystemUI/Android.mk
+++ b/packages/SystemUI/Android.mk
@@ -12,6 +12,7 @@
     android-support-v7-preference \
     android-support-v7-appcompat \
     android-support-v14-preference \
+    android-support-v17-leanback \
     framework-protos
 
 LOCAL_JAVA_LIBRARIES := telephony-common
@@ -30,10 +31,12 @@
     frameworks/support/v7/preference/res \
     frameworks/support/v14/preference/res \
     frameworks/support/v7/appcompat/res \
-    frameworks/support/v7/recyclerview/res
+    frameworks/support/v7/recyclerview/res \
+    frameworks/support/v17/leanback/res
 
 LOCAL_AAPT_FLAGS := --auto-add-overlay \
-    --extra-packages com.android.keyguard:android.support.v7.recyclerview:android.support.v7.preference:android.support.v14.preference:android.support.v7.appcompat
+    --extra-packages com.android.keyguard:android.support.v7.recyclerview:android.support.v7.preference:android.support.v14.preference:android.support.v7.appcompat \
+    --extra-packages android.support.v17.leanback
 
 ifneq ($(SYSTEM_UI_INCREMENTAL_BUILDS),)
     LOCAL_PROGUARD_ENABLED := disabled
diff --git a/packages/SystemUI/AndroidManifest.xml b/packages/SystemUI/AndroidManifest.xml
index 52b7b7d..8e7e442 100644
--- a/packages/SystemUI/AndroidManifest.xml
+++ b/packages/SystemUI/AndroidManifest.xml
@@ -240,6 +240,20 @@
             </intent-filter>
         </activity>
 
+        <activity android:name=".recents.tv.RecentsTvActivity"
+                  android:label="@string/accessibility_desc_recent_apps"
+                  android:exported="false"
+                  android:launchMode="singleInstance"
+                  android:excludeFromRecents="true"
+                  android:stateNotNeeded="true"
+                  android:resumeWhilePausing="true"
+                  android:screenOrientation="behind"
+                  android:theme="@style/RecentsTheme.Wallpaper">
+            <intent-filter>
+                <action android:name="com.android.systemui.recents.TOGGLE_RECENTS" />
+            </intent-filter>
+        </activity>
+
         <!-- Callback for dismissing screenshot notification after a share target is picked -->
         <receiver android:name=".screenshot.GlobalScreenshot$TargetChosenReceiver"
                   android:process=":screenshot"
diff --git a/packages/SystemUI/res/layout/recents_on_tv.xml b/packages/SystemUI/res/layout/recents_on_tv.xml
new file mode 100644
index 0000000..b4543bd
--- /dev/null
+++ b/packages/SystemUI/res/layout/recents_on_tv.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+<com.android.systemui.recents.tv.views.RecentsTvView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/recents_view"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:clipChildren="false"
+    android:clipToPadding="false" >
+
+    <com.android.systemui.recents.tv.views.TaskStackHorizontalGridView
+        android:id="@+id/task_list"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:clipChildren="false"
+        android:clipToPadding="false"
+        android:descendantFocusability="beforeDescendants"
+        android:gravity="center"
+        android:paddingStart="@dimen/recents_tv_grid_row_padding"
+        android:paddingEnd="@dimen/recents_tv_grid_row_padding"
+        android:focusable="true"/>
+
+</com.android.systemui.recents.tv.views.RecentsTvView>
+
diff --git a/packages/SystemUI/res/layout/recents_task_card_view.xml b/packages/SystemUI/res/layout/recents_task_card_view.xml
new file mode 100644
index 0000000..fa1daad
--- /dev/null
+++ b/packages/SystemUI/res/layout/recents_task_card_view.xml
@@ -0,0 +1,77 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+<com.android.systemui.recents.tv.views.TaskCardView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:focusable="true"
+    android:focusableInTouchMode="true"
+    android:layout_gravity="center"
+    android:layout_centerInParent="true">
+
+    <RelativeLayout
+            android:layout_width="@dimen/recents_tv_card_width"
+            android:layout_height="wrap_content"
+            android:layout_centerInParent="true"
+            android:layout_gravity="center">
+        <ImageView
+                android:id="@+id/card_view_thumbnail"
+                android:layout_width="match_parent"
+                android:layout_height="@dimen/recents_tv_card_height"
+                android:scaleType="centerCrop"
+                android:gravity="center"
+                android:layout_alignParentTop="true"
+                android:layout_centerHorizontal="true"/>
+
+        <RelativeLayout
+                android:id="@+id/card_info_field"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_below="@id/card_view_thumbnail"
+                android:background="@color/recents_tv_card_background_color" >
+            <TextView
+                    android:id="@+id/card_title_text"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_alignParentTop="false"
+                    android:includeFontPadding="true"
+                    android:minLines="1"
+                    android:maxLines="2"
+                    android:textColor="@color/recents_tv_card_title_text_color"
+                    android:ellipsize="end" />
+            <TextView
+                    android:id="@+id/card_content_text"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_alignParentStart="true"
+                    android:layout_below="@id/card_title_text"
+                    android:includeFontPadding="true"
+                    android:minLines="1"
+                    android:maxLines="2"
+                    android:textColor="@color/recents_tv_card_content_text_color"
+                    android:ellipsize="end" />
+            <ImageView
+                    android:id="@+id/card_extra_badge"
+                    android:layout_width="@dimen/recents_tv_card_extra_badge_size"
+                    android:layout_height="@dimen/recents_tv_card_extra_badge_size"
+                    android:scaleType="fitCenter"
+                    android:background="@android:color/transparent"
+                    android:contentDescription="@null"
+                    android:layout_centerVertical="true"
+                    android:layout_alignParentRight="true"/>
+        </RelativeLayout>
+    </RelativeLayout>
+</com.android.systemui.recents.tv.views.TaskCardView>
\ No newline at end of file
diff --git a/packages/SystemUI/res/values/attrs.xml b/packages/SystemUI/res/values/attrs.xml
index 955efb5..19bc755 100644
--- a/packages/SystemUI/res/values/attrs.xml
+++ b/packages/SystemUI/res/values/attrs.xml
@@ -28,9 +28,6 @@
     <declare-styleable name="NotificationLinearLayout">
         <attr name="insetLeft" format="dimension" />
     </declare-styleable>
-    <declare-styleable name="NotificationRowLayout">
-        <attr name="rowHeight" format="dimension" />
-    </declare-styleable>
     <declare-styleable name="RecentsPanelView">
         <attr name="recentItemLayout" format="reference" />
     </declare-styleable>
diff --git a/packages/SystemUI/res/values/colors_tv.xml b/packages/SystemUI/res/values/colors_tv.xml
new file mode 100644
index 0000000..6f4c983
--- /dev/null
+++ b/packages/SystemUI/res/values/colors_tv.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+ * Copyright 2016, 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>
+    <color name="recents_tv_card_background_color">#FF37474F</color>
+    <color name="recents_tv_card_title_text_color">#FFEEEEEE</color>
+    <color name="recents_tv_card_content_text_color">#99EEEEEE</color>
+    <color name="recents_tv_card_source_text_color">#99EEEEEE</color>
+</resources>
\ No newline at end of file
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index 8b0350a..32d09e8 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -606,5 +606,4 @@
 
     <dimen name="docked_divider_handle_width">16dp</dimen>
     <dimen name="docked_divider_handle_height">2dp</dimen>
-
 </resources>
diff --git a/packages/SystemUI/res/values/dimens_tv.xml b/packages/SystemUI/res/values/dimens_tv.xml
new file mode 100644
index 0000000..77605bd
--- /dev/null
+++ b/packages/SystemUI/res/values/dimens_tv.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+ * Copyright 2016, 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>
+    <!-- Dimens for recents card in the recents view on tv -->
+    <dimen name="recents_tv_card_width">150dip</dimen>
+    <dimen name="recents_tv_card_height">85dip</dimen>
+    <dimen name="recents_tv_card_extra_badge_size">16dip</dimen>
+
+    <!-- Padding for grid view in recents view on tv -->
+    <dimen name="recents_tv_grid_row_padding">56dip</dimen>
+    <dimen name="recents_tv_gird_row_top_padding">57dip</dimen>
+    <dimen name="recents_tv_grid_max_row_height">200dip</dimen>
+    <dimen name="recents_tv_gird_card_spacing">8dip</dimen>
+
+    <!-- Values for focus animation -->
+    <dimen name="recents_tv_unselected_item_z">6dp</dimen>
+    <dimen name="recents_tv_selected_item_z_delta">10dp</dimen>
+</resources>
\ No newline at end of file
diff --git a/packages/SystemUI/res/values/integers_tv.xml b/packages/SystemUI/res/values/integers_tv.xml
new file mode 100644
index 0000000..bfd8f8b
--- /dev/null
+++ b/packages/SystemUI/res/values/integers_tv.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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 name="item_scale_anim_duration">150</integer>
+</resources>
\ No newline at end of file
diff --git a/packages/SystemUI/res/values/values_tv.xml b/packages/SystemUI/res/values/values_tv.xml
new file mode 100644
index 0000000..45cdc07
--- /dev/null
+++ b/packages/SystemUI/res/values/values_tv.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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 xmlns:android="http://schemas.android.com/apk/res/android">
+    <item format="float" type="raw" name="unselected_scale">1.0</item>
+</resources>
\ No newline at end of file
diff --git a/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java b/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java
index b78fd22..d1301cf 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java
@@ -19,10 +19,12 @@
 import android.app.ActivityManager;
 import android.app.ActivityOptions;
 import android.app.ITaskStackListener;
+import android.app.UiModeManager;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
+import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
@@ -87,7 +89,10 @@
 
     public final static String RECENTS_PACKAGE = "com.android.systemui";
     public final static String RECENTS_ACTIVITY = "com.android.systemui.recents.RecentsActivity";
+    public final static String RECENTS_TV_ACTIVITY = "com.android.systemui.recents.tv.RecentsTvActivity";
 
+    //Used to store tv or non-tv activty for use in creating intents.
+    private final String mRecentsIntentActivityName;
     /**
      * An implementation of ITaskStackListener, that allows us to listen for changes to the system
      * task stacks and update recents accordingly.
@@ -210,6 +215,14 @@
         launchOpts.numVisibleTaskThumbnails = loader.getThumbnailCacheSize();
         launchOpts.onlyLoadForCache = true;
         loader.loadTasks(mContext, plan, launchOpts);
+
+        //Manager used to determine if we are running on tv or not
+        UiModeManager uiModeManager = (UiModeManager) mContext.getSystemService(Context.UI_MODE_SERVICE);
+        if (uiModeManager.getCurrentModeType() == Configuration.UI_MODE_TYPE_TELEVISION) {
+            mRecentsIntentActivityName = RECENTS_TV_ACTIVITY;
+        } else {
+            mRecentsIntentActivityName = RECENTS_ACTIVITY;
+        }
     }
 
     public void onBootCompleted() {
@@ -906,10 +919,11 @@
         launchState.launchedViaDragGesture = mDraggingInRecents;
 
         Intent intent = new Intent();
-        intent.setClassName(RECENTS_PACKAGE, RECENTS_ACTIVITY);
+        intent.setClassName(RECENTS_PACKAGE, mRecentsIntentActivityName);
         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
                 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
                 | Intent.FLAG_ACTIVITY_TASK_ON_HOME);
+
         if (opts != null) {
             mContext.startActivityAsUser(intent, opts.toBundle(), UserHandle.CURRENT);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java b/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
index 2882cec..aa006d1 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
@@ -81,6 +81,7 @@
 import static android.app.ActivityManager.StackId.DOCKED_STACK_ID;
 import static android.app.ActivityManager.StackId.FREEFORM_WORKSPACE_STACK_ID;
 import static android.app.ActivityManager.StackId.HOME_STACK_ID;
+import static android.app.ActivityManager.StackId.PINNED_STACK_ID;
 import static android.provider.Settings.Global.DEVELOPMENT_ENABLE_FREEFORM_WINDOWS_SUPPORT;
 
 /**
@@ -266,8 +267,9 @@
             ComponentName topActivity = topTask.topActivity;
 
             // Check if the front most activity is recents
-            if (topActivity.getPackageName().equals(RecentsImpl.RECENTS_PACKAGE) &&
-                    topActivity.getClassName().equals(RecentsImpl.RECENTS_ACTIVITY)) {
+            if ((topActivity.getPackageName().equals(RecentsImpl.RECENTS_PACKAGE) &&
+                    (topActivity.getClassName().equals(RecentsImpl.RECENTS_ACTIVITY) ||
+                    topActivity.getClassName().equals(RecentsImpl.RECENTS_TV_ACTIVITY)))) {
                 if (isHomeTopMost != null) {
                     isHomeTopMost.value = false;
                 }
@@ -356,6 +358,13 @@
     }
 
     /**
+     * Returns whether the given stack id is the pinned stack id.
+     */
+    public static boolean isPinnedStack(int stackId){
+        return stackId == PINNED_STACK_ID;
+    }
+
+    /**
      * Returns whether the given stack id is the docked stack id.
      */
     public static boolean isDockedStack(int stackId) {
@@ -968,4 +977,20 @@
     public void requestKeyboardShortcuts(Context context, KeyboardShortcutsReceiver receiver) {
         mWm.requestAppKeyboardShortcuts(receiver);
     }
+
+    public void focusPinnedStack() {
+        try {
+            mIam.setFocusedStack(PINNED_STACK_ID);
+        } catch (RemoteException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public void focusHomeStack() {
+        try {
+            mIam.setFocusedStack(HOME_STACK_ID);
+        } catch (RemoteException e) {
+            e.printStackTrace();
+        }
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/recents/tv/RecentsTvActivity.java b/packages/SystemUI/src/com/android/systemui/recents/tv/RecentsTvActivity.java
new file mode 100644
index 0000000..6593169
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/recents/tv/RecentsTvActivity.java
@@ -0,0 +1,451 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+package com.android.systemui.recents.tv;
+
+import android.app.Activity;
+import android.app.ActivityOptions;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.UserHandle;
+
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.ViewTreeObserver.OnPreDrawListener;
+import android.view.WindowManager;
+import com.android.systemui.R;
+import com.android.systemui.recents.*;
+import com.android.systemui.recents.events.EventBus;
+import com.android.systemui.recents.events.activity.CancelEnterRecentsWindowAnimationEvent;
+import com.android.systemui.recents.events.activity.DismissRecentsToHomeAnimationStarted;
+import com.android.systemui.recents.events.activity.EnterRecentsWindowAnimationCompletedEvent;
+import com.android.systemui.recents.events.activity.EnterRecentsWindowLastAnimationFrameEvent;
+import com.android.systemui.recents.events.activity.HideRecentsEvent;
+import com.android.systemui.recents.events.activity.LaunchTaskFailedEvent;
+import com.android.systemui.recents.events.activity.TaskStackUpdatedEvent;
+import com.android.systemui.recents.events.activity.ToggleRecentsEvent;
+import com.android.systemui.recents.events.component.RecentsVisibilityChangedEvent;
+import com.android.systemui.recents.events.ui.AllTaskViewsDismissedEvent;
+import com.android.systemui.recents.events.ui.DeleteTaskDataEvent;
+import com.android.systemui.recents.events.ui.UpdateFreeformTaskViewVisibilityEvent;
+import com.android.systemui.recents.events.ui.UserInteractionEvent;
+import com.android.systemui.recents.events.ui.focus.DismissFocusedTaskViewEvent;
+import com.android.systemui.recents.misc.SystemServicesProxy;
+import com.android.systemui.recents.model.RecentsPackageMonitor;
+import com.android.systemui.recents.model.RecentsTaskLoadPlan;
+import com.android.systemui.recents.model.RecentsTaskLoader;
+import com.android.systemui.recents.model.Task;
+import com.android.systemui.recents.model.TaskStack;
+import com.android.systemui.recents.tv.views.RecentsTvView;
+import com.android.systemui.recents.tv.views.TaskStackHorizontalViewAdapter;
+import com.android.systemui.statusbar.BaseStatusBar;
+import com.android.systemui.tv.pip.PipManager;
+
+import java.util.ArrayList;
+/**
+ * The main TV recents activity started by the RecentsImpl.
+ */
+public class RecentsTvActivity extends Activity implements OnPreDrawListener {
+    private final static String TAG = "RecentsTvActivity";
+    private final static boolean DEBUG = false;
+
+    public final static int EVENT_BUS_PRIORITY = Recents.EVENT_BUS_PRIORITY + 1;
+
+    private boolean mFinishedOnStartup;
+    private RecentsPackageMonitor mPackageMonitor;
+    private long mLastTabKeyEventTime;
+    private boolean mIgnoreAltTabRelease;
+
+    private RecentsTvView mRecentsView;
+    private TaskStackHorizontalViewAdapter mTaskStackViewAdapter;
+    private FinishRecentsRunnable mFinishLaunchHomeRunnable;
+
+
+    /**
+     * A common Runnable to finish Recents by launching Home with an animation depending on the
+     * last activity launch state.  Generally we always launch home when we exit Recents rather than
+     * just finishing the activity since we don't know what is behind Recents in the task stack.
+     */
+    class FinishRecentsRunnable implements Runnable {
+        Intent mLaunchIntent;
+
+        /**
+         * Creates a finish runnable that starts the specified intent.
+         */
+        public FinishRecentsRunnable(Intent launchIntent) {
+            mLaunchIntent = launchIntent;
+        }
+
+        @Override
+        public void run() {
+            try {
+                RecentsActivityLaunchState launchState =
+                        Recents.getConfiguration().getLaunchState();
+                ActivityOptions opts = ActivityOptions.makeCustomAnimation(RecentsTvActivity.this,
+                        launchState.launchedFromSearchHome ?
+                                R.anim.recents_to_search_launcher_enter :
+                                R.anim.recents_to_launcher_enter,
+                        launchState.launchedFromSearchHome ?
+                                R.anim.recents_to_search_launcher_exit :
+                                R.anim.recents_to_launcher_exit);
+                startActivityAsUser(mLaunchIntent, opts.toBundle(), UserHandle.CURRENT);
+            } catch (Exception e) {
+                Log.e(TAG, getString(R.string.recents_launch_error_message, "Home"), e);
+            }
+        }
+    }
+
+    private void updateRecentsTasks() {
+        RecentsTaskLoader loader = Recents.getTaskLoader();
+        RecentsTaskLoadPlan plan = RecentsImpl.consumeInstanceLoadPlan();
+        if (plan == null) {
+            plan = loader.createLoadPlan(this);
+        }
+
+        RecentsConfiguration config = Recents.getConfiguration();
+        RecentsActivityLaunchState launchState = config.getLaunchState();
+        if (!plan.hasTasks()) {
+            loader.preloadTasks(plan, -1, launchState.launchedFromHome);
+        }
+        TaskStack stack = plan.getTaskStack();
+        RecentsTaskLoadPlan.Options loadOpts = new RecentsTaskLoadPlan.Options();
+        loadOpts.runningTaskId = launchState.launchedToTaskId;
+        loadOpts.numVisibleTasks = stack.getStackTaskCount();
+        loadOpts.numVisibleTaskThumbnails = stack.getStackTaskCount();
+        loader.loadTasks(this, plan, loadOpts);
+
+
+        mRecentsView.setTaskStack(stack);
+        if (mTaskStackViewAdapter == null) {
+            mTaskStackViewAdapter = new TaskStackHorizontalViewAdapter(stack.getStackTasks());
+            mRecentsView.setTaskStackViewAdapter(mTaskStackViewAdapter);
+        } else {
+            mTaskStackViewAdapter.setNewStackTasks(stack.getStackTasks());
+        }
+
+        if (launchState.launchedToTaskId != -1) {
+            ArrayList<Task> tasks = stack.getStackTasks();
+            int taskCount = tasks.size();
+            for (int i = 0; i < taskCount; i++) {
+                Task t = tasks.get(i);
+                if (t.key.id == launchState.launchedToTaskId) {
+                    t.isLaunchTarget = true;
+                    break;
+                }
+            }
+        }
+    }
+
+    boolean dismissRecentsToLaunchTargetTaskOrHome() {
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        if (ssp.isRecentsTopMost(ssp.getTopMostTask(), null)) {
+            // If we have a focused Task, launch that Task now
+            if (mRecentsView.launchPreviousTask()) return true;
+            // If none of the other cases apply, then just go Home
+            dismissRecentsToHome(true /* animateTaskViews */);
+        }
+        return false;
+    }
+
+    boolean dismissRecentsToFocusedTaskOrHome() {
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        if (ssp.isRecentsTopMost(ssp.getTopMostTask(), null)) {
+            // If we have a focused Task, launch that Task now
+            if (mRecentsView.launchFocusedTask()) return true;
+            // If none of the other cases apply, then just go Home
+            dismissRecentsToHome(true /* animateTaskViews */);
+            return true;
+        }
+        return false;
+    }
+
+    void dismissRecentsToHome(boolean animateTaskViews) {
+        DismissRecentsToHomeAnimationStarted dismissEvent =
+                new DismissRecentsToHomeAnimationStarted(animateTaskViews);
+        dismissEvent.addPostAnimationCallback(mFinishLaunchHomeRunnable);
+        dismissEvent.addPostAnimationCallback(new Runnable() {
+            @Override
+            public void run() {
+                Recents.getSystemServices().sendCloseSystemWindows(
+                        BaseStatusBar.SYSTEM_DIALOG_REASON_HOME_KEY);
+            }
+        });
+        EventBus.getDefault().send(dismissEvent);
+    }
+
+    boolean dismissRecentsToHomeIfVisible(boolean animated) {
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        if (ssp.isRecentsTopMost(ssp.getTopMostTask(), null)) {
+            // Return to Home
+            dismissRecentsToHome(animated);
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        mFinishedOnStartup = false;
+
+        // In the case that the activity starts up before the Recents component has initialized
+        // (usually when debugging/pushing the SysUI apk), just finish this activity.
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        if (ssp == null) {
+            mFinishedOnStartup = true;
+            finish();
+            return;
+        }
+
+        // Register this activity with the event bus
+        EventBus.getDefault().register(this, EVENT_BUS_PRIORITY);
+
+        mPackageMonitor = new RecentsPackageMonitor();
+        mPackageMonitor.register(this);
+
+        // Set the Recents layout
+        setContentView(R.layout.recents_on_tv);
+
+        mRecentsView = (RecentsTvView) findViewById(R.id.recents_view);
+        mRecentsView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
+                View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
+                View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
+
+        getWindow().getAttributes().privateFlags |=
+                WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_DECOR_VIEW_VISIBILITY;
+
+        // Create the home intent runnable
+        Intent homeIntent = new Intent(Intent.ACTION_MAIN, null);
+        homeIntent.addCategory(Intent.CATEGORY_HOME);
+        homeIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK |
+                Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
+        mFinishLaunchHomeRunnable = new FinishRecentsRunnable(homeIntent);
+    }
+
+    @Override
+    protected void onNewIntent(Intent intent) {
+        super.onNewIntent(intent);
+        setIntent(intent);
+    }
+
+    @Override
+    protected void onStart() {
+        super.onStart();
+
+        // Update the recent tasks
+        updateRecentsTasks();
+
+        // If this is a new instance from a configuration change, then we have to manually trigger
+        // the enter animation state, or if recents was relaunched by AM, without going through
+        // the normal mechanisms
+        RecentsConfiguration config = Recents.getConfiguration();
+        RecentsActivityLaunchState launchState = config.getLaunchState();
+        boolean wasLaunchedByAm = !launchState.launchedFromHome &&
+                !launchState.launchedFromAppWithThumbnail;
+        if (launchState.launchedHasConfigurationChanged || wasLaunchedByAm) {
+            EventBus.getDefault().send(new EnterRecentsWindowAnimationCompletedEvent());
+        }
+
+        // Notify that recents is now visible
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        EventBus.getDefault().send(new RecentsVisibilityChangedEvent(this, ssp, true));
+    }
+
+    @Override
+    public void onEnterAnimationComplete() {
+        super.onEnterAnimationComplete();
+        EventBus.getDefault().send(new EnterRecentsWindowAnimationCompletedEvent());
+    }
+
+    @Override
+    protected void onStop() {
+        super.onStop();
+
+        mIgnoreAltTabRelease = false;
+        // Notify that recents is now hidden
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        EventBus.getDefault().send(new RecentsVisibilityChangedEvent(this, ssp, false));
+
+        // Workaround for b/22542869, if the RecentsActivity is started again, but without going
+        // through SystemUI, we need to reset the config launch flags to ensure that we do not
+        // wait on the system to send a signal that was never queued.
+        RecentsConfiguration config = Recents.getConfiguration();
+        RecentsActivityLaunchState launchState = config.getLaunchState();
+        launchState.launchedFromHome = false;
+        launchState.launchedFromSearchHome = false;
+        launchState.launchedFromAppWithThumbnail = false;
+        launchState.launchedToTaskId = -1;
+        launchState.launchedWithAltTab = false;
+        launchState.launchedHasConfigurationChanged = false;
+        launchState.launchedViaDragGesture = false;
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+
+        // In the case that the activity finished on startup, just skip the unregistration below
+        if (mFinishedOnStartup) {
+            return;
+        }
+
+        // Unregister any broadcast receivers for the task loader
+        mPackageMonitor.unregister();
+
+        EventBus.getDefault().unregister(this);
+    }
+
+    @Override
+    public void onTrimMemory(int level) {
+        RecentsTaskLoader loader = Recents.getTaskLoader();
+        if (loader != null) {
+            loader.onTrimMemory(level);
+        }
+    }
+
+    @Override
+    public void onMultiWindowModeChanged(boolean multiWindowMode) {
+        super.onMultiWindowModeChanged(multiWindowMode);
+        if (!multiWindowMode) {
+            RecentsTaskLoader loader = Recents.getTaskLoader();
+            RecentsTaskLoadPlan.Options launchOpts = new RecentsTaskLoadPlan.Options();
+            launchOpts.loadIcons = false;
+            launchOpts.loadThumbnails = false;
+            launchOpts.onlyLoadForCache = true;
+            RecentsTaskLoadPlan loadPlan = loader.createLoadPlan(this);
+            loader.preloadTasks(loadPlan, -1, false);
+            loader.loadTasks(this, loadPlan, launchOpts);
+            EventBus.getDefault().send(new TaskStackUpdatedEvent(loadPlan.getTaskStack()));
+        }
+    }
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        switch (keyCode) {
+            case KeyEvent.KEYCODE_DPAD_UP: {
+                SystemServicesProxy ssp = Recents.getSystemServices();
+                PipManager.getInstance().showPipMenu();
+                ssp.focusPinnedStack();
+                return true;
+            }
+            case KeyEvent.KEYCODE_DPAD_DOWN: {
+                SystemServicesProxy ssp = Recents.getSystemServices();
+                PipManager.getInstance().showPipOverlay(false);
+                ssp.focusHomeStack();
+                return true;
+            }
+            case KeyEvent.KEYCODE_DEL:
+            case KeyEvent.KEYCODE_FORWARD_DEL: {
+                EventBus.getDefault().send(new DismissFocusedTaskViewEvent());
+                return true;
+            }
+            default:
+                break;
+        }
+        return super.onKeyDown(keyCode, event);
+    }
+
+    @Override
+    public void onUserInteraction() {
+        EventBus.getDefault().send(new UserInteractionEvent());
+    }
+
+    @Override
+    public void onBackPressed() {
+        // Back behaves like the recents button so just trigger a toggle event
+        EventBus.getDefault().send(new ToggleRecentsEvent());
+    }
+
+    /**** EventBus events ****/
+
+    public final void onBusEvent(ToggleRecentsEvent event) {
+        RecentsActivityLaunchState launchState = Recents.getConfiguration().getLaunchState();
+        if (launchState.launchedFromHome) {
+            dismissRecentsToHome(true /* animateTaskViews */);
+        } else {
+            dismissRecentsToLaunchTargetTaskOrHome();
+        }
+    }
+
+    public final void onBusEvent(HideRecentsEvent event) {
+        if (event.triggeredFromAltTab) {
+            // If we are hiding from releasing Alt-Tab, dismiss Recents to the focused app
+            if (!mIgnoreAltTabRelease) {
+                dismissRecentsToFocusedTaskOrHome();
+            }
+        } else if (event.triggeredFromHomeKey) {
+                dismissRecentsToHome(true /* animateTaskViews */);
+        } else {
+            // Do nothing
+        }
+    }
+
+    public final void onBusEvent(EnterRecentsWindowLastAnimationFrameEvent event) {
+        EventBus.getDefault().send(new UpdateFreeformTaskViewVisibilityEvent(true));
+        mRecentsView.getViewTreeObserver().addOnPreDrawListener(this);
+        mRecentsView.invalidate();
+    }
+
+    public final void onBusEvent(CancelEnterRecentsWindowAnimationEvent event) {
+        RecentsActivityLaunchState launchState = Recents.getConfiguration().getLaunchState();
+        int launchToTaskId = launchState.launchedToTaskId;
+        if (launchToTaskId != -1 &&
+                (event.launchTask == null || launchToTaskId != event.launchTask.key.id)) {
+            SystemServicesProxy ssp = Recents.getSystemServices();
+            ssp.cancelWindowTransition(launchState.launchedToTaskId);
+            ssp.cancelThumbnailTransition(getTaskId());
+        }
+    }
+
+    public final void onBusEvent(DeleteTaskDataEvent event) {
+        // Remove any stored data from the loader
+        RecentsTaskLoader loader = Recents.getTaskLoader();
+        loader.deleteTaskData(event.task, false);
+
+        // Remove the task from activity manager
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        ssp.removeTask(event.task.key.id);
+    }
+
+    public final void onBusEvent(AllTaskViewsDismissedEvent event) {
+        SystemServicesProxy ssp = Recents.getSystemServices();
+        if (ssp.hasDockedTask()) {
+            mRecentsView.showEmptyView();
+        } else {
+            // Just go straight home (no animation necessary because there are no more task views)
+            dismissRecentsToHome(false /* animateTaskViews */);
+        }
+    }
+
+    public final void onBusEvent(LaunchTaskFailedEvent event) {
+        // Return to Home
+        dismissRecentsToHome(true /* animateTaskViews */);
+    }
+
+    @Override
+    public boolean onPreDraw() {
+        mRecentsView.getViewTreeObserver().removeOnPreDrawListener(this);
+        // We post to make sure that this information is delivered after this traversals is
+        // finished.
+        mRecentsView.post(new Runnable() {
+            @Override
+            public void run() {
+                Recents.getSystemServices().endProlongedAnimations();
+            }
+        });
+        return true;
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/recents/tv/animations/ViewFocusAnimator.java b/packages/SystemUI/src/com/android/systemui/recents/tv/animations/ViewFocusAnimator.java
new file mode 100644
index 0000000..8212c73
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/recents/tv/animations/ViewFocusAnimator.java
@@ -0,0 +1,143 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+package com.android.systemui.recents.tv.animations;
+
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.animation.ObjectAnimator;
+import android.content.res.Resources;
+import android.util.TypedValue;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.animation.AccelerateDecelerateInterpolator;
+import android.view.animation.Interpolator;
+import com.android.systemui.R;
+
+public class ViewFocusAnimator implements View.OnFocusChangeListener {
+    private final float mUnselectedScale;
+    private final float mSelectedScaleDelta;
+    private final float mUnselectedZ;
+    private final float mSelectedZDelta;
+    private final int mAnimDuration;
+    private final Interpolator mFocusInterpolator;
+
+    protected View mTargetView;
+    private float mFocusProgress;
+
+    ObjectAnimator mFocusAnimation;
+
+    public ViewFocusAnimator(View view) {
+        mTargetView = view;
+        final Resources res = view.getResources();
+
+        mTargetView.setOnFocusChangeListener(this);
+
+        TypedValue out = new TypedValue();
+        res.getValue(R.raw.unselected_scale, out, true);
+        mUnselectedScale = out.getFloat();
+        mSelectedScaleDelta = res.getFraction(R.fraction.lb_focus_zoom_factor_medium, 1, 1) -
+                mUnselectedScale;
+
+        mUnselectedZ = res.getDimensionPixelOffset(R.dimen.recents_tv_unselected_item_z);
+        mSelectedZDelta = res.getDimensionPixelOffset(R.dimen.recents_tv_selected_item_z_delta);
+
+        mAnimDuration = res.getInteger(R.integer.item_scale_anim_duration);
+
+        mFocusInterpolator = new AccelerateDecelerateInterpolator();
+
+        mFocusAnimation = ObjectAnimator.ofFloat(this, "focusProgress", 0.0f);
+        mFocusAnimation.setDuration(mAnimDuration);
+        mFocusAnimation.setInterpolator(mFocusInterpolator);
+
+        setFocusProgress(0.0f);
+
+        mFocusAnimation.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationStart(Animator animation) {
+                mTargetView.setHasTransientState(true);
+            }
+
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mTargetView.setHasTransientState(false);
+            }
+        });
+    }
+
+    public void setFocusProgress(float level) {
+        mFocusProgress = level;
+
+        float scale = mUnselectedScale + (level * mSelectedScaleDelta);
+        float z = mUnselectedZ + (level * mSelectedZDelta);
+
+        mTargetView.setScaleX(scale);
+        mTargetView.setScaleY(scale);
+        mTargetView.setZ(z);
+    }
+
+    public float getFocusProgress() {
+        return mFocusProgress;
+    }
+
+    public void animateFocus(boolean focused) {
+        if (mFocusAnimation.isStarted()) {
+            mFocusAnimation.cancel();
+        }
+
+        float target = focused ? 1.0f : 0.0f;
+
+        if (getFocusProgress() != target) {
+            mFocusAnimation.setFloatValues(getFocusProgress(), target);
+            mFocusAnimation.start();
+        }
+    }
+
+    public void setFocusImmediate(boolean focused) {
+        if (mFocusAnimation.isStarted()) {
+            mFocusAnimation.cancel();
+        }
+
+        float target = focused ? 1.0f : 0.0f;
+
+        setFocusProgress(target);
+    }
+
+    @Override
+    public void onFocusChange(View v, boolean hasFocus) {
+        if (v != mTargetView) {
+            return;
+        }
+        changeSize(hasFocus);
+    }
+
+    protected void changeSize(boolean hasFocus) {
+        ViewGroup.LayoutParams lp = mTargetView.getLayoutParams();
+        int width = lp.width;
+        int height = lp.height;
+
+        if (width < 0 && height < 0) {
+            mTargetView.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
+            height = mTargetView.getMeasuredHeight();
+        }
+
+        if (mTargetView.isAttachedToWindow() && mTargetView.hasWindowFocus() &&
+                mTargetView.getVisibility() == View.VISIBLE) {
+            animateFocus(hasFocus);
+        } else {
+            setFocusImmediate(hasFocus);
+        }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/recents/tv/views/RecentsTvView.java b/packages/SystemUI/src/com/android/systemui/recents/tv/views/RecentsTvView.java
new file mode 100644
index 0000000..c4d5b2b
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/recents/tv/views/RecentsTvView.java
@@ -0,0 +1,252 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+package com.android.systemui.recents.tv.views;
+
+import android.content.Context;
+import android.graphics.Rect;
+
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.WindowInsets;
+import android.widget.FrameLayout;
+import com.android.internal.logging.MetricsLogger;
+import com.android.systemui.R;
+import com.android.systemui.recents.Recents;
+import com.android.systemui.recents.RecentsActivity;
+import com.android.systemui.recents.RecentsActivityLaunchState;
+import com.android.systemui.recents.RecentsConfiguration;
+import com.android.systemui.recents.events.EventBus;
+import com.android.systemui.recents.events.activity.CancelEnterRecentsWindowAnimationEvent;
+import com.android.systemui.recents.events.activity.DismissRecentsToHomeAnimationStarted;
+import com.android.systemui.recents.events.activity.TaskStackUpdatedEvent;
+import com.android.systemui.recents.events.component.RecentsVisibilityChangedEvent;
+import com.android.systemui.recents.misc.SystemServicesProxy;
+import com.android.systemui.recents.model.Task;
+import com.android.systemui.recents.model.TaskStack;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static android.app.ActivityManager.StackId.INVALID_STACK_ID;
+
+/**
+ * Top level layout of recents for TV. This will show the TaskStacks using a HorizontalGridView.
+ */
+public class RecentsTvView extends FrameLayout {
+
+    private static final String TAG = "RecentsTvView";
+    private static final boolean DEBUG = false;
+
+    private TaskStack mStack;
+    private TaskStackHorizontalGridView mTaskStackHorizontalView;
+    private View mEmptyView;
+    private boolean mAwaitingFirstLayout = true;
+    private Rect mSystemInsets = new Rect();
+
+
+    public RecentsTvView(Context context) {
+        this(context, null);
+    }
+
+    public RecentsTvView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public RecentsTvView(Context context, AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public RecentsTvView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+
+        setWillNotDraw(false);
+
+        LayoutInflater inflater = LayoutInflater.from(context);
+        mEmptyView = inflater.inflate(R.layout.recents_empty, this, false);
+        addView(mEmptyView);
+    }
+
+    public void setTaskStack(TaskStack stack) {
+        RecentsConfiguration config = Recents.getConfiguration();
+        RecentsActivityLaunchState launchState = config.getLaunchState();
+        mStack = stack;
+
+        if (mTaskStackHorizontalView != null) {
+            mTaskStackHorizontalView.reset();
+            mTaskStackHorizontalView.setStack(stack);
+        } else {
+            mTaskStackHorizontalView = (TaskStackHorizontalGridView) findViewById(R.id.task_list);
+            mTaskStackHorizontalView.setStack(stack);
+        }
+
+
+        if (stack.getStackTaskCount() > 0) {
+            hideEmptyView();
+        } else {
+            showEmptyView();
+        }
+
+        requestLayout();
+    }
+
+    public Task getNextTaskOrTopTask(Task taskToSearch) {
+        Task returnTask = null;
+        boolean found = false;
+        if (mTaskStackHorizontalView != null) {
+            TaskStack stack = mTaskStackHorizontalView.getStack();
+            ArrayList<Task> taskList = stack.getStackTasks();
+            // Iterate the stack views and try and find the focused task
+            for (int j = taskList.size() - 1; j >= 0; --j) {
+                Task task = taskList.get(j);
+                // Return the next task in the line.
+                if (found)
+                    return task;
+                // Remember the first possible task as the top task.
+                if (returnTask == null)
+                    returnTask = task;
+                if (task == taskToSearch)
+                    found = true;
+            }
+        }
+        return returnTask;
+    }
+
+    public boolean launchFocusedTask() {
+        if (mTaskStackHorizontalView != null) {
+            Task task = mTaskStackHorizontalView.getFocusedTask();
+            if (task != null) {
+                SystemServicesProxy ssp = Recents.getSystemServices();
+                ssp.startActivityFromRecents(getContext(), task.key.id, task.title, null);
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /** Launches the task that recents was launched from if possible */
+    public boolean launchPreviousTask() {
+        if (mTaskStackHorizontalView != null) {
+            TaskStack stack = mTaskStackHorizontalView.getStack();
+            Task task = stack.getLaunchTarget();
+            if (task != null) {
+                SystemServicesProxy ssp = Recents.getSystemServices();
+                ssp.startActivityFromRecents(getContext(), task.key.id, task.title, null);
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /** Launches a given task. */
+    public boolean launchTask(Task task, Rect taskBounds, int destinationStack) {
+        if (mTaskStackHorizontalView != null) {
+            // Iterate the stack views and try and find the given task.
+            List<TaskCardView> taskViews = mTaskStackHorizontalView.getTaskViews();
+            int taskViewCount = taskViews.size();
+            for (int j = 0; j < taskViewCount; j++) {
+                TaskCardView tv = taskViews.get(j);
+                if (tv.getTask() == task) {
+                    SystemServicesProxy ssp = Recents.getSystemServices();
+                    ssp.startActivityFromRecents(getContext(), task.key.id, task.title, null);
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Hides the task stack and shows the empty view.
+     */
+    public void showEmptyView() {
+        mEmptyView.setVisibility(View.VISIBLE);
+        mEmptyView.bringToFront();
+    }
+
+    /**
+     * Shows the task stack and hides the empty view.
+     */
+    public void hideEmptyView() {
+        mEmptyView.setVisibility(View.INVISIBLE);
+    }
+
+    /**
+     * Returns the last known system insets.
+     */
+    public Rect getSystemInsets() {
+        return mSystemInsets;
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        EventBus.getDefault().register(this, RecentsActivity.EVENT_BUS_PRIORITY + 1);
+        super.onAttachedToWindow();
+    }
+
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        EventBus.getDefault().unregister(this);
+    }
+
+    /**
+     * This is called with the full size of the window since we are handling our own insets.
+     */
+    @Override
+    protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
+        if (mTaskStackHorizontalView != null && mTaskStackHorizontalView.getVisibility() != GONE) {
+            mTaskStackHorizontalView.layout(left, top, left + getMeasuredWidth(), top + getMeasuredHeight());
+        }
+
+        // Layout the empty view
+        mEmptyView.layout(left, top, right, bottom);
+    }
+
+    @Override
+    public WindowInsets onApplyWindowInsets(WindowInsets insets) {
+        mSystemInsets.set(insets.getSystemWindowInsets());
+        requestLayout();
+        return insets;
+    }
+
+    /**** EventBus Events ****/
+
+    public final void onBusEvent(DismissRecentsToHomeAnimationStarted event) {
+        // If we are going home, cancel the previous task's window transition
+        EventBus.getDefault().send(new CancelEnterRecentsWindowAnimationEvent(null));
+    }
+
+    public final void onBusEvent(TaskStackUpdatedEvent event) {
+        mStack.setTasks(event.stack.computeAllTasksList(), true /* notifyStackChanges */);
+        mStack.createAffiliatedGroupings(getContext());
+    }
+
+
+    public final void onBusEvent(RecentsVisibilityChangedEvent event) {
+        if (!event.visible) {
+            // Reset the view state
+            mAwaitingFirstLayout = true;
+        }
+    }
+
+
+    public void setTaskStackViewAdapter(TaskStackHorizontalViewAdapter taskStackViewAdapter) {
+        if(mTaskStackHorizontalView != null) {
+            mTaskStackHorizontalView.setAdapter(taskStackViewAdapter);
+        }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskCardView.java b/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskCardView.java
new file mode 100644
index 0000000..b36a228
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskCardView.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+package com.android.systemui.recents.tv.views;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.ImageView;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+import com.android.systemui.R;
+import com.android.systemui.recents.tv.animations.ViewFocusAnimator;
+import com.android.systemui.recents.model.Task;
+
+public class TaskCardView extends RelativeLayout {
+
+    private ImageView mThumbnailView;
+    private TextView mTitleTextView;
+    private TextView mContentTextView;
+    private ImageView mBadgeView;
+    private Task mTask;
+
+    private ViewFocusAnimator mViewFocusAnimator;
+
+    public TaskCardView(Context context) {
+        this(context, null);
+    }
+
+    public TaskCardView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public TaskCardView(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        mViewFocusAnimator = new ViewFocusAnimator(this);
+    }
+
+    @Override
+    protected void onFinishInflate() {
+        mThumbnailView = (ImageView) findViewById(R.id.card_view_thumbnail);
+        mTitleTextView = (TextView) findViewById(R.id.card_title_text);
+        mContentTextView = (TextView) findViewById(R.id.card_content_text);
+        mBadgeView = (ImageView) findViewById(R.id.card_extra_badge);
+    }
+
+    public void init(Task task) {
+        mTask = task;
+        mThumbnailView.setImageBitmap(task.thumbnail);
+        mTitleTextView.setText(task.title);
+        mContentTextView.setText(task.contentDescription);
+        mBadgeView.setImageDrawable(task.icon);
+    }
+
+    public Task getTask() {
+        return mTask;
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskStackHorizontalGridView.java b/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskStackHorizontalGridView.java
new file mode 100644
index 0000000..b505d65
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskStackHorizontalGridView.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+package com.android.systemui.recents.tv.views;
+
+
+import android.support.v17.leanback.widget.HorizontalGridView;
+import android.util.AttributeSet;
+import android.content.Context;
+import android.view.View;
+import com.android.systemui.R;
+import com.android.systemui.recents.RecentsActivity;
+import com.android.systemui.recents.events.EventBus;
+import com.android.systemui.recents.events.ui.AllTaskViewsDismissedEvent;
+import com.android.systemui.recents.model.Task;
+import com.android.systemui.recents.model.TaskStack;
+import com.android.systemui.recents.model.TaskStack.TaskStackCallbacks;
+import com.android.systemui.recents.views.TaskViewAnimation;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Horizontal Grid View Implementation to show the Task Stack for TV.
+ */
+public class TaskStackHorizontalGridView extends HorizontalGridView implements TaskStackCallbacks{
+
+    private TaskStack mStack;
+    private ArrayList<TaskCardView> mTaskViews = new ArrayList<>();
+    private Task mFocusedTask;
+
+
+    public TaskStackHorizontalGridView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        EventBus.getDefault().register(this, RecentsActivity.EVENT_BUS_PRIORITY + 1);
+        setItemMargin((int) getResources().getDimension(R.dimen.recents_tv_gird_card_spacing));
+        setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_YES);
+        super.onAttachedToWindow();
+    }
+
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        EventBus.getDefault().unregister(this);
+    }
+    /**
+     * Resets this view for reuse.
+     */
+    public void reset() {
+        // Reset the focused task
+        resetFocusedTask(getFocusedTask());
+        requestLayout();
+    }
+
+    /**
+     * @param task - Task to reset
+     */
+    private void resetFocusedTask(Task task) {
+        if (task != null) {
+            TaskCardView tv = getChildViewForTask(task);
+            if (tv != null) {
+                tv.requestFocus();
+            }
+        }
+        mFocusedTask = null;
+    }
+
+    /**
+     * Sets the task stack.
+     * @param stack
+     */
+    public void setStack(TaskStack stack) {
+        //Set new stack
+        mStack = stack;
+        if (mStack != null) {
+            mStack.setCallbacks(this);
+        }
+        //Layout with new stack
+        requestLayout();
+    }
+
+    /**
+     * @return Returns the task stack.
+     */
+    public TaskStack getStack() {
+        return mStack;
+    }
+
+    /**
+     * @return - The focused task.
+     */
+    public Task getFocusedTask() {
+        return mFocusedTask;
+    }
+
+    /**
+     * @param task
+     * @return Child view for given task
+     */
+    public TaskCardView getChildViewForTask(Task task) {
+        List<TaskCardView> taskViews = getTaskViews();
+        int taskViewCount = taskViews.size();
+        for (int i = 0; i < taskViewCount; i++) {
+            TaskCardView tv = taskViews.get(i);
+            if (tv.getTask() == task) {
+                return tv;
+            }
+        }
+        return null;
+    }
+
+    public List<TaskCardView> getTaskViews() {
+        return mTaskViews;
+    }
+
+    @Override
+    public void onStackTaskAdded(TaskStack stack, Task newTask){
+        getAdapter().notifyItemInserted(stack.getStackTasks().indexOf(newTask));
+    }
+
+    @Override
+    public void onStackTaskRemoved(TaskStack stack, Task removedTask, boolean wasFrontMostTask,
+            Task newFrontMostTask, TaskViewAnimation animation) {
+        getAdapter().notifyItemRemoved(stack.getStackTasks().indexOf(removedTask));
+        if (mFocusedTask == removedTask) {
+            resetFocusedTask(removedTask);
+        }
+        // If there are no remaining tasks, then just close recents
+        if (mStack.getStackTaskCount() == 0) {
+            boolean shouldFinishActivity = (mStack.getStackTaskCount() == 0);
+            if (shouldFinishActivity) {
+                EventBus.getDefault().send(new AllTaskViewsDismissedEvent());
+            }
+        }
+    }
+
+    @Override
+    public void onHistoryTaskRemoved(TaskStack stack, Task removedTask, TaskViewAnimation animation) {
+        //No history task on tv
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskStackHorizontalViewAdapter.java b/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskStackHorizontalViewAdapter.java
new file mode 100644
index 0000000..0ee7b49
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/recents/tv/views/TaskStackHorizontalViewAdapter.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+package com.android.systemui.recents.tv.views;
+
+import android.app.Activity;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import com.android.systemui.R;
+import com.android.systemui.recents.model.Task;
+import android.support.v7.widget.RecyclerView;
+import android.app.ActivityManagerNative;
+import android.app.IActivityManager;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class TaskStackHorizontalViewAdapter extends
+        RecyclerView.Adapter<TaskStackHorizontalViewAdapter.ViewHolder> {
+
+    private static final String TAG = "TaskStackHorizontalViewAdapter";
+    private List<Task> mTaskList;
+
+    static class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener{
+        private TaskCardView mTaskCardView;
+        private Task mTask;
+        public ViewHolder(View v) {
+            super(v);
+            if(v instanceof TaskCardView) {
+                mTaskCardView = (TaskCardView) v;
+            }
+        }
+
+        public void init(Task task) {
+            mTaskCardView.init(task);
+            mTask = task;
+            mTaskCardView.setOnClickListener(this);
+        }
+
+        @Override
+        public void onClick(View v) {
+            try {
+                ActivityManagerNative.getDefault().startActivityFromRecents(mTask.key.id, null);
+                ((Activity)(v.getContext())).finish();
+            } catch (Exception e) {
+                Log.e(TAG, v.getContext()
+                        .getString(R.string.recents_launch_error_message, mTask.title), e);
+            }
+
+        }
+    }
+
+    public TaskStackHorizontalViewAdapter(List tasks) {
+        mTaskList = new ArrayList<>(tasks);
+    }
+
+    public void setNewStackTasks(List tasks) {
+        mTaskList.clear();
+        mTaskList.addAll(tasks);
+        notifyDataSetChanged();
+    }
+    @Override
+    public TaskStackHorizontalViewAdapter.ViewHolder onCreateViewHolder(ViewGroup parent,
+            int viewType) {
+        View view = LayoutInflater.from(parent.getContext())
+                .inflate(R.layout.recents_task_card_view, parent, false);
+        ViewHolder viewHolder = new ViewHolder(view);
+        return viewHolder;
+    }
+
+    @Override
+    public void onBindViewHolder(ViewHolder holder, int position) {
+        holder.init(mTaskList.get(position));
+    }
+
+    @Override
+    public int getItemCount() {
+        return mTaskList.size();
+    }
+}
diff --git a/packages/SystemUI/tests/Android.mk b/packages/SystemUI/tests/Android.mk
index b7a41e2..964688b 100644
--- a/packages/SystemUI/tests/Android.mk
+++ b/packages/SystemUI/tests/Android.mk
@@ -17,12 +17,15 @@
 
 LOCAL_MODULE_TAGS := tests
 
+LOCAL_JACK_FLAGS := --multi-dex native
+
 LOCAL_PROTOC_OPTIMIZE_TYPE := nano
 LOCAL_PROTOC_FLAGS := -I$(LOCAL_PATH)/..
 LOCAL_PROTO_JAVA_OUTPUT_PARAMS := optional_field_style=accessors
 
 LOCAL_AAPT_FLAGS := --auto-add-overlay \
-    --extra-packages com.android.systemui:com.android.keyguard:android.support.v14.preference:android.support.v7.preference:android.support.v7.appcompat:android.support.v7.recyclerview
+    --extra-packages com.android.systemui:com.android.keyguard:android.support.v14.preference:android.support.v7.preference:android.support.v7.appcompat:android.support.v7.recyclerview \
+    --extra-packages android.support.v17.leanback
 
 LOCAL_SRC_FILES := $(call all-java-files-under, src) \
     $(call all-Iaidl-files-under, src) \
@@ -35,6 +38,7 @@
     frameworks/support/v14/preference/res \
     frameworks/support/v7/appcompat/res \
     frameworks/support/v7/recyclerview/res \
+    frameworks/support/v17/leanback/res \
     frameworks/base/packages/SystemUI/res \
     frameworks/base/packages/Keyguard/res
 
@@ -48,7 +52,8 @@
     android-support-v7-recyclerview \
     android-support-v7-preference \
     android-support-v7-appcompat \
-    android-support-v14-preference
+    android-support-v14-preference \
+    android-support-v17-leanback
 
 # sign this with platform cert, so this test is allowed to inject key events into
 # UI it doesn't own. This is necessary to allow screenshots to be taken