Handle configuration changes in floating rotation button

Update resources in floating rotation button
when configurations such as screen density, screen size,
current locale have changed.

Bug: 200103245
Test: change display size, locale, fold/unfold
 -> check that floating rotation button resources
    are updated
Change-Id: Ia69f4f8b393a686012e286a1e39822650c562d52
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index 0565f7e..d02f804 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -38,6 +38,7 @@
 import android.annotation.DrawableRes;
 import android.annotation.IdRes;
 import android.annotation.LayoutRes;
+import android.content.pm.ActivityInfo.Config;
 import android.content.res.ColorStateList;
 import android.graphics.Rect;
 import android.graphics.Region;
@@ -451,6 +452,12 @@
         return mFloatingRotationButtonBounds.contains((int) ev.getX(), (int) ev.getY());
     }
 
+    public void onConfigurationChanged(@Config int configChanges) {
+        if (mFloatingRotationButton != null) {
+            mFloatingRotationButton.onConfigurationChanged(configChanges);
+        }
+    }
+
     public void onDestroy() {
         mPropertyHolders.clear();
         mControllers.rotationButtonController.unregisterListeners();
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 5354232..8bd33ed 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -31,6 +31,7 @@
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
+import android.content.pm.ActivityInfo.Config;
 import android.content.pm.LauncherApps;
 import android.graphics.Insets;
 import android.graphics.PixelFormat;
@@ -207,6 +208,10 @@
         Log.d(TASKBAR_WINDOW_CRASH, "Adding taskbar window");
     }
 
+    public void onConfigurationChanged(@Config int configChanges) {
+        mControllers.onConfigurationChanged(configChanges);
+    }
+
     public boolean isThreeButtonNav() {
         return mNavMode == Mode.THREE_BUTTONS;
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
index 56730db..26283a3 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
@@ -15,6 +15,8 @@
  */
 package com.android.launcher3.taskbar;
 
+import android.content.pm.ActivityInfo.Config;
+
 import androidx.annotation.NonNull;
 
 import com.android.systemui.shared.rotation.RotationButtonController;
@@ -94,6 +96,10 @@
         taskbarEduController.init(this);
     }
 
+    public void onConfigurationChanged(@Config int configChanges) {
+        navbarButtonsViewController.onConfigurationChanged(configChanges);
+    }
+
     /**
      * Cleans up all controllers.
      */
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
index 6b7c597..5d550b6 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
@@ -107,6 +107,11 @@
                 if ((configDiff & configsRequiringRecreate) != 0) {
                     // Color has changed, recreate taskbar to reload background color & icons.
                     recreateTaskbar();
+                } else {
+                    // Config change might be handled without re-creating the taskbar
+                    if (mTaskbarActivityContext != null) {
+                        mTaskbarActivityContext.onConfigurationChanged(configDiff);
+                    }
                 }
                 mOldConfig = newConfig;
             }