From 779bd3cd466cc1ca6f0167abe4cb73384968ee52 Mon Sep 17 00:00:00 2001
From: Lingyu Feng <lingyufeng@google.com>
Date: Thu, 23 Jan 2025 01:30:20 -0800
Subject: [PATCH] Add onDisplayRemoveSystemDecorations to
 TouchInteractionService

onDisplayRemoveSystemDecorations() is a new method in IOverviewProxy.aidl

Bug: 352461502
Flag: com.android.server.display.feature.flags.enable_display_content_mode_management
Test: manually (adb shell settings put secure mirror_built_in_display
{1|0})

Change-Id: I42d96ef27fd62d35ae1ca6134bd74752de3a2b5d
---
 .../com/android/launcher3/taskbar/TaskbarManager.java |  5 +++++
 .../android/quickstep/TouchInteractionService.java    | 11 +++++++++++
 2 files changed, 16 insertions(+)

diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
index 21c8255a37..13f72cd2f0 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
@@ -701,6 +701,11 @@ public class TaskbarManager {
     public void onDisplayRemoved(int displayId) {
     }
 
+    /**
+     * Signal from SysUI indicating that system decorations should be removed from the display.
+     */
+    public void onDisplayRemoveSystemDecorations(int displayId) {}
+
     private void removeActivityCallbacksAndListeners() {
         if (mActivity != null) {
             mActivity.removeOnDeviceProfileChangeListener(mDebugActivityDeviceProfileChanged);
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index 15f320d6c6..33ba780a0a 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -315,6 +315,17 @@ public class TouchInteractionService extends Service {
                             taskbarManager -> taskbarManager.onDisplayRemoved(displayId))));
         }
 
+        @BinderThread
+        @Override
+        public void onDisplayRemoveSystemDecorations(int displayId) {
+            // TODO(b/391786915): Replace all
+            // `executeForTouchInteractionService(executeForTaskbarManager())` with just
+            // `executeForTaskbarManager` directly (since `tis` is unused).
+            MAIN_EXECUTOR.execute(() -> executeForTouchInteractionService(
+                    tis -> executeForTaskbarManager(taskbarManager -> taskbarManager
+                            .onDisplayRemoveSystemDecorations(displayId))));
+        }
+
         @BinderThread
         @Override
         public void updateWallpaperVisibility(int displayId, boolean visible) {