PIP: Use StatusBarService to handle PIP key

Bug: 26591829
Change-Id: I7051fab966e2fc0887b2a21ddbf11aff7e16804b
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
index cc26223..05a40b3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
@@ -39,31 +39,32 @@
     private static final int OP_SET_ICON    = 1;
     private static final int OP_REMOVE_ICON = 2;
 
-    private static final int MSG_ICON                       = 1 << MSG_SHIFT;
-    private static final int MSG_DISABLE                    = 2 << MSG_SHIFT;
-    private static final int MSG_EXPAND_NOTIFICATIONS       = 3 << MSG_SHIFT;
-    private static final int MSG_COLLAPSE_PANELS            = 4 << MSG_SHIFT;
-    private static final int MSG_EXPAND_SETTINGS            = 5 << MSG_SHIFT;
-    private static final int MSG_SET_SYSTEMUI_VISIBILITY    = 6 << MSG_SHIFT;
-    private static final int MSG_TOP_APP_WINDOW_CHANGED     = 7 << MSG_SHIFT;
-    private static final int MSG_SHOW_IME_BUTTON            = 8 << MSG_SHIFT;
-    private static final int MSG_TOGGLE_RECENT_APPS         = 9 << MSG_SHIFT;
-    private static final int MSG_PRELOAD_RECENT_APPS        = 10 << MSG_SHIFT;
-    private static final int MSG_CANCEL_PRELOAD_RECENT_APPS = 11 << MSG_SHIFT;
-    private static final int MSG_SET_WINDOW_STATE           = 12 << MSG_SHIFT;
-    private static final int MSG_SHOW_RECENT_APPS           = 13 << MSG_SHIFT;
-    private static final int MSG_HIDE_RECENT_APPS           = 14 << MSG_SHIFT;
-    private static final int MSG_BUZZ_BEEP_BLINKED          = 15 << MSG_SHIFT;
-    private static final int MSG_NOTIFICATION_LIGHT_OFF     = 16 << MSG_SHIFT;
-    private static final int MSG_NOTIFICATION_LIGHT_PULSE   = 17 << MSG_SHIFT;
-    private static final int MSG_SHOW_SCREEN_PIN_REQUEST    = 18 << MSG_SHIFT;
-    private static final int MSG_APP_TRANSITION_PENDING     = 19 << MSG_SHIFT;
-    private static final int MSG_APP_TRANSITION_CANCELLED   = 20 << MSG_SHIFT;
-    private static final int MSG_APP_TRANSITION_STARTING    = 21 << MSG_SHIFT;
-    private static final int MSG_ASSIST_DISCLOSURE          = 22 << MSG_SHIFT;
-    private static final int MSG_START_ASSIST               = 23 << MSG_SHIFT;
-    private static final int MSG_CAMERA_LAUNCH_GESTURE      = 24 << MSG_SHIFT;
-    private static final int MSG_TOGGLE_KEYBOARD_SHORTCUTS  = 25 << MSG_SHIFT;
+    private static final int MSG_ICON                          = 1 << MSG_SHIFT;
+    private static final int MSG_DISABLE                       = 2 << MSG_SHIFT;
+    private static final int MSG_EXPAND_NOTIFICATIONS          = 3 << MSG_SHIFT;
+    private static final int MSG_COLLAPSE_PANELS               = 4 << MSG_SHIFT;
+    private static final int MSG_EXPAND_SETTINGS               = 5 << MSG_SHIFT;
+    private static final int MSG_SET_SYSTEMUI_VISIBILITY       = 6 << MSG_SHIFT;
+    private static final int MSG_TOP_APP_WINDOW_CHANGED        = 7 << MSG_SHIFT;
+    private static final int MSG_SHOW_IME_BUTTON               = 8 << MSG_SHIFT;
+    private static final int MSG_TOGGLE_RECENT_APPS            = 9 << MSG_SHIFT;
+    private static final int MSG_PRELOAD_RECENT_APPS           = 10 << MSG_SHIFT;
+    private static final int MSG_CANCEL_PRELOAD_RECENT_APPS    = 11 << MSG_SHIFT;
+    private static final int MSG_SET_WINDOW_STATE              = 12 << MSG_SHIFT;
+    private static final int MSG_SHOW_RECENT_APPS              = 13 << MSG_SHIFT;
+    private static final int MSG_HIDE_RECENT_APPS              = 14 << MSG_SHIFT;
+    private static final int MSG_BUZZ_BEEP_BLINKED             = 15 << MSG_SHIFT;
+    private static final int MSG_NOTIFICATION_LIGHT_OFF        = 16 << MSG_SHIFT;
+    private static final int MSG_NOTIFICATION_LIGHT_PULSE      = 17 << MSG_SHIFT;
+    private static final int MSG_SHOW_SCREEN_PIN_REQUEST       = 18 << MSG_SHIFT;
+    private static final int MSG_APP_TRANSITION_PENDING        = 19 << MSG_SHIFT;
+    private static final int MSG_APP_TRANSITION_CANCELLED      = 20 << MSG_SHIFT;
+    private static final int MSG_APP_TRANSITION_STARTING       = 21 << MSG_SHIFT;
+    private static final int MSG_ASSIST_DISCLOSURE             = 22 << MSG_SHIFT;
+    private static final int MSG_START_ASSIST                  = 23 << MSG_SHIFT;
+    private static final int MSG_CAMERA_LAUNCH_GESTURE         = 24 << MSG_SHIFT;
+    private static final int MSG_TOGGLE_KEYBOARD_SHORTCUTS     = 25 << MSG_SHIFT;
+    private static final int MSG_REQUEST_TV_PICTURE_IN_PICTURE = 26 << MSG_SHIFT;
 
     public static final int FLAG_EXCLUDE_NONE = 0;
     public static final int FLAG_EXCLUDE_SEARCH_PANEL = 1 << 0;
@@ -109,6 +110,7 @@
         public void showAssistDisclosure();
         public void startAssist(Bundle args);
         public void onCameraLaunchGestureDetected(int source);
+        public void requestTvPictureInPicture();
     }
 
     public CommandQueue(Callbacks callbacks) {
@@ -230,6 +232,14 @@
         }
     }
 
+    @Override
+    public void requestTvPictureInPicture() {
+        synchronized (mLock) {
+            mHandler.removeMessages(MSG_REQUEST_TV_PICTURE_IN_PICTURE);
+            mHandler.obtainMessage(MSG_REQUEST_TV_PICTURE_IN_PICTURE).sendToTarget();
+        }
+    }
+
     public void setWindowState(int window, int state) {
         synchronized (mLock) {
             // don't coalesce these
@@ -398,6 +408,9 @@
                 case MSG_CAMERA_LAUNCH_GESTURE:
                     mCallbacks.onCameraLaunchGestureDetected(msg.arg1);
                     break;
+                case MSG_REQUEST_TV_PICTURE_IN_PICTURE:
+                    mCallbacks.requestTvPictureInPicture();
+                    break;
             }
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 6fa1f5df..c65110e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -4241,6 +4241,11 @@
         }
     }
 
+    @Override
+    public void requestTvPictureInPicture() {
+        // no-op.
+    }
+
     public void notifyFpAuthModeChanged() {
         updateDozing();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java
index 0406ae3..f322348 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/tv/TvStatusBar.java
@@ -25,6 +25,7 @@
 import com.android.systemui.statusbar.ActivatableNotificationView;
 import com.android.systemui.statusbar.BaseStatusBar;
 import com.android.systemui.statusbar.NotificationData;
+import com.android.systemui.tv.pip.PipManager;
 
 /*
  * Status bar implementation for "large screen" products that mostly present no on-screen nav
@@ -170,6 +171,11 @@
     }
 
     @Override
+    public void requestTvPictureInPicture() {
+        PipManager.getInstance().requestTvPictureInPicture();
+    }
+
+    @Override
     protected void updateHeadsUp(String key, NotificationData.Entry entry, boolean shouldPeek,
             boolean alertAgain) {
     }
diff --git a/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java b/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
index e947ed5..bbc60b1 100644
--- a/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
+++ b/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
@@ -105,14 +105,7 @@
         @Override
         public void onReceive(Context context, Intent intent) {
             String action = intent.getAction();
-            if (Intent.ACTION_PICTURE_IN_PICTURE_BUTTON.equals(action)) {
-                if (DEBUG) Log.d(TAG, "PIP button pressed");
-                if (!hasPipTasks()) {
-                    startPip();
-                } else if (mState == STATE_PIP_OVERLAY) {
-                    showPipMenu();
-                }
-            } else if (Intent.ACTION_MEDIA_RESOURCE_GRANTED.equals(action)) {
+            if (Intent.ACTION_MEDIA_RESOURCE_GRANTED.equals(action)) {
                 String[] packageNames = intent.getStringArrayExtra(Intent.EXTRA_PACKAGES);
                 int resourceType = intent.getIntExtra(Intent.EXTRA_MEDIA_RESOURCE_TYPE,
                         INVALID_RESOURCE_TYPE);
@@ -151,18 +144,29 @@
             Log.e(TAG, "registerTaskStackListener failed", e);
         }
         IntentFilter intentFilter = new IntentFilter();
-        intentFilter.addAction(Intent.ACTION_PICTURE_IN_PICTURE_BUTTON);
         intentFilter.addAction(Intent.ACTION_MEDIA_RESOURCE_GRANTED);
         mContext.registerReceiver(mBroadcastReceiver, intentFilter);
     }
 
+    /**
+     * Request PIP.
+     * It could either start PIP if there's none, and show PIP menu otherwise.
+     */
+    public void requestTvPictureInPicture() {
+        if (DEBUG) Log.d(TAG, "requestTvPictureInPicture()");
+        if (!hasPipTasks()) {
+            startPip();
+        } else if (mState == STATE_PIP_OVERLAY) {
+            showPipMenu();
+        }
+    }
+
     private void startPip() {
         try {
             mActivityManager.moveTopActivityToPinnedStack(FULLSCREEN_WORKSPACE_STACK_ID, mPipBound);
         } catch (RemoteException|IllegalArgumentException e) {
             Log.e(TAG, "moveTopActivityToPinnedStack failed", e);
         }
-
     }
 
     /**