commit fecbc67e0d39bc3b575be83d1bfc27de0504b47a
author Prashant Malani <pmalani@google.com> Fri Jul 22 15:38:05 2016 -0700
committer Prashant Malani <pmalani@google.com> Thu Jul 28 06:24:31 2016 +0000
tree 683865f861351f3bd125d7e59249accd17523300
parent 45950fa31c2830d49152f179c56da7b276358766

Let Rotary encoder events skip IME

Rotary Encoder input events don't need to go through the IME, and hence
should skip it. This will save IPC round trip time, and cut down on
latency.

Bug: 29207649
Change-Id: I8b5062b9c409b338b2254232a2e0f7819d9b71de

core/java/android/view/ViewRootImpl.java

diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index 4dc1009..03c97bd 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -6039,7 +6039,8 @@
                 return true;
             }
             return mEvent instanceof MotionEvent
-                    && mEvent.isFromSource(InputDevice.SOURCE_CLASS_POINTER);
+                    && (mEvent.isFromSource(InputDevice.SOURCE_CLASS_POINTER)
+                        || mEvent.isFromSource(InputDevice.SOURCE_ROTARY_ENCODER));
         }
 
         public boolean shouldSendToSynthesizer() {