diff --git a/services/core/java/com/android/server/wm/AppWindowToken.java b/services/core/java/com/android/server/wm/AppWindowToken.java
index b49641f..9b9f14b 100644
--- a/services/core/java/com/android/server/wm/AppWindowToken.java
+++ b/services/core/java/com/android/server/wm/AppWindowToken.java
@@ -16,6 +16,7 @@
 
 package com.android.server.wm;
 
+import static android.app.ActivityManager.StackId;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING;
 import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ANIM;
 import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_APP_TRANSITIONS;
@@ -123,6 +124,8 @@
     // True if the windows associated with this token should be cropped to their stack bounds.
     boolean mCropWindowsToStack;
 
+    boolean mAlwaysFocusable;
+
     AppWindowToken(WindowManagerService _service, IApplicationToken _token,
             boolean _voiceInteraction) {
         super(_service, _token.asBinder(),
@@ -256,8 +259,8 @@
         return candidate;
     }
 
-    boolean stackCanReceiveKeys() {
-        return (windows.size() > 0) ? windows.get(windows.size() - 1).stackCanReceiveKeys() : false;
+    boolean windowsAreFocusable() {
+        return StackId.canReceiveKeys(mTask.mStack.mStackId) || mAlwaysFocusable;
     }
 
     boolean isVisible() {