From 401162563844fe484e21082b25cf1843f393aaff Mon Sep 17 00:00:00 2001
From: Adam He <adamhe@google.com>
Date: Tue, 4 Feb 2020 14:55:39 -0800
Subject: Move rendering logic for inline suggestions to ExtServices.

Added a render service in ExtServices to connect to the renderer in
androidx.autofill for inline suggestion slices.

Cleaned up old UI rendering code that lived in system_server.

Bug: 146453086
Test: atest ExtServicesUnitTests
Change-Id: I25a7ea438afe524683671c850625ae80dacccfaa
---
 .../java/android/inputmethodservice/InputMethodService.java | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'core/java/android/inputmethodservice/InputMethodService.java')

diff --git a/core/java/android/inputmethodservice/InputMethodService.java b/core/java/android/inputmethodservice/InputMethodService.java
index 49e1d5e4f213..a95938b5db2d 100644
--- a/core/java/android/inputmethodservice/InputMethodService.java
+++ b/core/java/android/inputmethodservice/InputMethodService.java
@@ -789,6 +789,7 @@ public class InputMethodService extends AbstractInputMethodService {
                 Log.w(TAG, "onCreateInlineSuggestionsRequest() returned null request");
                 requestCallback.onInlineSuggestionsUnsupported();
             } else {
+                request.setHostInputToken(getHostInputToken());
                 final IInlineSuggestionsResponseCallback inlineSuggestionsResponseCallback =
                         new InlineSuggestionsResponseCallbackImpl(this,
                                 mInlineSuggestionsRequestInfo.mComponentName,
@@ -833,6 +834,18 @@ public class InputMethodService extends AbstractInputMethodService {
         onInlineSuggestionsResponse(response);
     }
 
+    /**
+     * Returns the {@link IBinder} input token from the host view root.
+     */
+    @Nullable
+    private IBinder getHostInputToken() {
+        ViewRootImpl viewRoot = null;
+        if (mRootView != null) {
+            viewRoot = mRootView.getViewRootImpl();
+        }
+        return viewRoot == null ? null : viewRoot.getInputToken();
+    }
+
     private void notifyImeHidden() {
         setImeWindowStatus(IME_ACTIVE | IME_INVISIBLE, mBackDisposition);
         onPreRenderedWindowVisibilityChanged(false /* setVisible */);
-- 
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