Fix issue #70722141: Fix broken WindowTest.testSetLocalFocus

We need to make sure to dispatch every focus change, even if
the focus itself doesn't actually change.

Bug: 70722141
Test: bit CtsViewTestCases:WindowTest\#testSetLocalFocus
Change-Id: I12f4b18b93516f3bf03fb0d4a897a968cda65f41

1 files changed, 7 insertions, 4 deletions

diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index 3f8da093487b..2c82ac49c84e 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -327,6 +327,8 @@ public final class ViewRootImpl implements ViewParent,
     // This is used to reduce the race between window focus changes being dispatched from
     // the window manager and input events coming through the input system.
     @GuardedBy("this")
+    boolean mWindowFocusChanged;
+    @GuardedBy("this")
     boolean mUpcomingWindowFocus;
     @GuardedBy("this")
     boolean mUpcomingInTouchMode;
@@ -2472,14 +2474,14 @@ public final class ViewRootImpl implements ViewParent,
         final boolean hasWindowFocus;
         final boolean inTouchMode;
         synchronized (this) {
+            if (!mWindowFocusChanged) {
+                return;
+            }
+            mWindowFocusChanged = false;
             hasWindowFocus = mUpcomingWindowFocus;
             inTouchMode = mUpcomingInTouchMode;
         }
 
-        if (mAttachInfo.mHasWindowFocus == hasWindowFocus) {
-            return;
-        }
-
         if (mAdded) {
             profileRendering(hasWindowFocus);
 
@@ -7181,6 +7183,7 @@ public final class ViewRootImpl implements ViewParent,
 
     public void windowFocusChanged(boolean hasFocus, boolean inTouchMode) {
         synchronized (this) {
+            mWindowFocusChanged = true;
             mUpcomingWindowFocus = hasFocus;
             mUpcomingInTouchMode = inTouchMode;
         }