Merge changes from topic "immersive" into rvc-dev

* changes:
  Add test api getStatus/NavigationBarBackgroundView.
  Notify the visibility change to update color views without control.

api/test-current.txt

@@ -4966,6 +4966,11 @@ package android.view {
     method @Nullable public static AutoCloseable startRenderingCommandsCapture(android.view.View, java.util.concurrent.Executor, java.util.concurrent.Callable<java.io.OutputStream>);
   }
 
+  public abstract class Window {
+    method @Nullable public android.view.View getNavigationBarBackgroundView();
+    method @Nullable public android.view.View getStatusBarBackgroundView();
+  }
+
   public interface WindowManager extends android.view.ViewManager {
     method public default void setShouldShowIme(int, boolean);
     method public default void setShouldShowSystemDecors(int, boolean);

core/java/android/view/InsetsSourceConsumer.java

@@ -200,6 +200,15 @@ public class InsetsSourceConsumer {
     }
 
     boolean applyLocalVisibilityOverride() {
+        return applyLocalVisibilityOverride(false /* notifyWithoutControl */);
+    }
+
+    /**
+     * @param notifyWithoutControl set it true when the caller wants to notify the visibility
+     *                             changes even if the consumer doesn't have the control.
+     * @return true if it needs to notify the visibility changes to the controller
+     */
+    private boolean applyLocalVisibilityOverride(boolean notifyWithoutControl) {
         InsetsSource source = mState.peekSource(mType);
         final boolean isVisible = source != null && source.isVisible();
         final boolean hasControl = mSourceControl != null;
@@ -211,7 +220,7 @@ public class InsetsSourceConsumer {
 
         // If we don't have control, we are not able to change the visibility.
         if (!hasControl) {
-            return false;
+            return notifyWithoutControl;
         }
         if (isVisible == mRequestedVisible) {
             return false;
@@ -293,7 +302,9 @@ public class InsetsSourceConsumer {
             mRequestedVisible = requestedVisible;
             mIsAnimationPending = false;
         }
-        if (applyLocalVisibilityOverride()) {
+        // We need to notify the visibility changed even if we don't have mSourceControl in order
+        // to update color views.
+        if (applyLocalVisibilityOverride(true  /* notifyWithoutControl */)) {
             mController.notifyVisibilityChanged();
         }
     }

core/java/android/view/Window.java

@@ -26,6 +26,7 @@ import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.StyleRes;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.app.WindowConfiguration;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.content.Context;
@@ -1794,6 +1795,24 @@ public abstract class Window {
      */
     public abstract @NonNull View getDecorView();
 
+    /**
+     * @return the status bar background view or null.
+     * @hide
+     */
+    @TestApi
+    public @Nullable View getStatusBarBackgroundView() {
+        return null;
+    }
+
+    /**
+     * @return the navigation bar background view or null.
+     * @hide
+     */
+    @TestApi
+    public @Nullable View getNavigationBarBackgroundView() {
+        return null;
+    }
+
     /**
      * Retrieve the current decor view, but only if it has already been created;
      * otherwise returns null.

core/java/com/android/internal/policy/DecorView.java

@@ -324,6 +324,14 @@ public class DecorView extends FrameLayout implements RootViewSurfaceTaker, Wind
         return mBackgroundFallback.getDrawable();
     }
 
+    @Nullable View getStatusBarBackgroundView() {
+        return mStatusColorViewState.view;
+    }
+
+    @Nullable View getNavigationBarBackgroundView() {
+        return mNavigationColorViewState.view;
+    }
+
     @Override
     public boolean gatherTransparentRegion(Region region) {
         boolean statusOpaque = gatherTransparentRegion(mStatusColorViewState, region);

core/java/com/android/internal/policy/PhoneWindow.java

@@ -38,6 +38,7 @@ import static android.view.WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
 import static android.view.WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST;
 
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.app.ActivityManager;
 import android.app.KeyguardManager;
 import android.app.SearchManager;
@@ -3949,4 +3950,16 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
     public void removeScrollCaptureCallback(@NonNull ScrollCaptureCallback callback) {
         getViewRootImpl().removeScrollCaptureCallback(callback);
     }
+
+    @Override
+    @Nullable
+    public View getStatusBarBackgroundView() {
+        return mDecor != null ? mDecor.getStatusBarBackgroundView() : null;
+    }
+
+    @Override
+    @Nullable
+    public View getNavigationBarBackgroundView() {
+        return mDecor != null ? mDecor.getNavigationBarBackgroundView() : null;
+    }
 }