Update Hvac to remove the self register or ui components with their controller

They were being removed from the status bar when the device was un-provisioned
due to a false state change. There was also an issue where the background
tried to animate before it was on screen causing an exception

Bug:110105682
Test: run on bench or test hardware of the outside kind
Change-Id: I1a3815bf7f08b321f92919a2fb6e20c7d859f95e
diff --git a/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/AnimatedTemperatureView.java b/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/AnimatedTemperatureView.java
index 27d3106..6473f0d 100644
--- a/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/AnimatedTemperatureView.java
+++ b/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/AnimatedTemperatureView.java
@@ -23,8 +23,6 @@
 import android.graphics.Color;
 import android.graphics.Rect;
 import android.graphics.drawable.ColorDrawable;
-import com.android.systemui.statusbar.car.hvac.TemperatureView;
-import com.android.systemui.statusbar.car.hvac.HvacController;
 import android.util.AttributeSet;
 import android.util.Property;
 import android.view.Gravity;
@@ -36,8 +34,8 @@
 import android.widget.TextSwitcher;
 import android.widget.TextView;
 
-import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.statusbar.car.hvac.TemperatureView;
 
 /**
  * Simple text display of HVAC properties, It is designed to show mTemperature and is configured in
@@ -47,8 +45,6 @@
  * hvacAreaId - Example: VehicleSeat.SEAT_ROW_1_LEFT (1)
  * hvacTempFormat - Example: "%.1f\u00B0" (1 decimal and the degree symbol)
  * hvacOrientaion = Example: left
- * <p>
- * Note: It registers itself with {@link HvacController}
  */
 public class AnimatedTemperatureView extends FrameLayout implements TemperatureView {
 
@@ -158,12 +154,9 @@
                 ViewGroup.LayoutParams.MATCH_PARENT);
 
         typedArray.recycle();
-
-        // register with controller
-        HvacController hvacController = Dependency.get(HvacController.class);
-        hvacController.addHvacTextView(this);
     }
 
+
     private TextView generateTextView() {
         TextView textView = new TextView(getContext());
         textView.setTextAppearance(mTextAppearanceRes);
diff --git a/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/TemperatureBackgroundAnimator.java b/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/TemperatureBackgroundAnimator.java
index 0bc94b5..3c6d623 100644
--- a/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/TemperatureBackgroundAnimator.java
+++ b/packages/CarSystemUI/src/com/android/systemui/statusbar/hvac/TemperatureBackgroundAnimator.java
@@ -131,7 +131,9 @@
     }
 
     void animateOpen() {
-        if (!mAnimationsReady || mCircleState == CircleState.ENTERING) {
+        if (!mAnimationsReady
+                || !mAnimatedView.isAttachedToWindow()
+                || mCircleState == CircleState.ENTERING) {
             return;
         }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
index aa07c70..6920d10 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
@@ -41,6 +41,7 @@
 import com.android.systemui.shared.system.ActivityManagerWrapper;
 import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.car.hvac.HvacController;
+import com.android.systemui.statusbar.car.hvac.TemperatureView;
 import com.android.systemui.statusbar.phone.CollapsedStatusBarFragment;
 import com.android.systemui.statusbar.phone.StatusBar;
 import com.android.systemui.statusbar.policy.BatteryController;
@@ -82,6 +83,7 @@
     private ActivityManagerWrapper mActivityManagerWrapper;
     private DeviceProvisionedController mDeviceProvisionedController;
     private boolean mDeviceIsProvisioned = true;
+    private HvacController mHvacController;
 
     @Override
     public void start() {
@@ -95,8 +97,7 @@
         createBatteryController();
         mCarBatteryController.startListening();
 
-        Log.d(TAG, "Connecting to HVAC service");
-        Dependency.get(HvacController.class).connectToCarService();
+        mHvacController.connectToCarService();
 
         mCarFacetButtonController = Dependency.get(CarFacetButtonController.class);
         mDeviceProvisionedController = Dependency.get(DeviceProvisionedController.class);
@@ -119,10 +120,11 @@
      * before and after the device is provisioned
      */
     private void restartNavBars() {
+        // remove and reattach all hvac components such that we don't keep a reference to unused
+        // ui elements
+        mHvacController.removeAllComponents();
+        addTemperatureViewToController(mStatusBarWindow);
         mCarFacetButtonController.removeAll();
-
-        Dependency.get(HvacController.class).removeAllComponents();
-
         if (mNavigationBarWindow != null) {
             mNavigationBarWindow.removeAllViews();
             mNavigationBarView = null;
@@ -137,9 +139,22 @@
             mRightNavigationBarWindow.removeAllViews();
             mRightNavigationBarView = null;
         }
+
         buildNavBarContent();
     }
 
+    private void addTemperatureViewToController(View v) {
+        if (v instanceof TemperatureView) {
+            Log.d(TAG, "addTemperatureViewToController: found ");
+            mHvacController.addHvacTextView((TemperatureView) v);
+        } else if (v instanceof ViewGroup) {
+            ViewGroup viewGroup = (ViewGroup) v;
+            for (int i = 0; i < viewGroup.getChildCount(); i++) {
+                addTemperatureViewToController(viewGroup.getChildAt(i));
+            }
+        }
+    }
+
     /**
      * Allows for showing or hiding just the navigation bars. This is indented to be used when
      * the full screen user selector is shown.
@@ -214,6 +229,7 @@
     @Override
     protected void makeStatusBarView() {
         super.makeStatusBarView();
+        mHvacController = Dependency.get(HvacController.class);
 
         mNotificationPanelBackground = getDefaultWallpaper();
         mScrimController.setScrimBehindDrawable(mNotificationPanelBackground);
@@ -226,6 +242,7 @@
             // when a device has connected by bluetooth.
             mBatteryMeterView.setVisibility(View.GONE);
         });
+        addTemperatureViewToController(mStatusBarWindow);
     }
 
     private BatteryController createBatteryController() {
@@ -264,7 +281,6 @@
 
     private void buildNavBarWindows() {
         if (mShowBottom) {
-
             mNavigationBarWindow = (ViewGroup) View.inflate(mContext,
                     R.layout.navigation_bar_window, null);
         }
@@ -342,6 +358,7 @@
             throw new RuntimeException("Unable to build botom nav bar due to missing layout");
         }
         mNavigationBarView.setStatusBar(this);
+        addTemperatureViewToController(mNavigationBarView);
     }
 
     private void buildLeft(int layout) {
@@ -352,6 +369,7 @@
             throw new RuntimeException("Unable to build left nav bar due to missing layout");
         }
         mLeftNavigationBarView.setStatusBar(this);
+        addTemperatureViewToController(mLeftNavigationBarView);
     }
 
 
@@ -362,6 +380,8 @@
             Log.e(TAG, "CarStatusBar failed inflate for R.layout.car_navigation_bar");
             throw new RuntimeException("Unable to build right nav bar due to missing layout");
         }
+        mRightNavigationBarView.setStatusBar(this);
+        addTemperatureViewToController(mRightNavigationBarView);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java
index 32fd054..6c924e3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/HvacController.java
@@ -17,7 +17,6 @@
 package com.android.systemui.statusbar.car.hvac;
 
 import android.car.Car;
-import android.car.CarNotConnectedException;
 import android.car.hardware.CarPropertyValue;
 import android.car.hardware.hvac.CarHvacManager;
 import android.car.hardware.hvac.CarHvacManager.CarHvacEventCallback;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/TemperatureTextView.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/TemperatureTextView.java
index 8143c13..4d8ce43 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/TemperatureTextView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/hvac/TemperatureTextView.java
@@ -21,7 +21,6 @@
 import android.util.AttributeSet;
 import android.widget.TextView;
 
-import com.android.systemui.Dependency;
 import com.android.systemui.R;
 
 /**
@@ -31,8 +30,6 @@
  * hvacPropertyId - Example: CarHvacManager.ID_ZONED_TEMP_SETPOINT (16385)
  * hvacAreaId - Example: VehicleSeat.SEAT_ROW_1_LEFT (1)
  * hvacTempFormat - Example: "%.1f\u00B0" (1 decimal and the degree symbol)
- *
- * Note: It registers itself with {@link HvacController}
  */
 public class TemperatureTextView extends TextView implements TemperatureView {
 
@@ -47,10 +44,6 @@
         mPropertyId = typedArray.getInt(R.styleable.TemperatureView_hvacPropertyId, -1);
         String format = typedArray.getString(R.styleable.TemperatureView_hvacTempFormat);
         mTempFormat = (format == null) ? "%.1f\u00B0" : format;
-
-        // register with controller
-        HvacController hvacController = Dependency.get(HvacController.class);
-        hvacController.addHvacTextView(this);
     }
 
     /**