commit 0638949fe93317c207c0ed51da65b30274721413
author Hyunyoung Song <hyunyoungs@google.com> Tue Oct 23 16:00:37 2018 -0700
committer Hyunyoung Song <hyunyoungs@google.com> Wed Oct 24 10:18:00 2018 -0700
tree 29eaf04b82b702a5471f5b54ac25cd20b630cca1
parent d6e4cdcdb5357e79934190bee0a91c0336e9d9f5

Increase the touch slop for noti shade pull down.
Bug: 116879058

Change-Id: I3ff0491292e5238cd74bb6d97c0ab79711ad3af1

quickstep/src/com/android/launcher3/uioverrides/StatusBarTouchController.java

diff --git a/quickstep/src/com/android/launcher3/uioverrides/StatusBarTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/StatusBarTouchController.java
index 35f46cf..8f33e40 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/StatusBarTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/StatusBarTouchController.java
@@ -51,7 +51,8 @@
 
     public StatusBarTouchController(Launcher l) {
         mLauncher = l;
-        mTouchSlop = ViewConfiguration.get(l).getScaledTouchSlop();
+        // Guard against TAPs by increasing the touch slop.
+        mTouchSlop = 2 * ViewConfiguration.get(l).getScaledTouchSlop();
         mTranslator = new TouchEventTranslator((MotionEvent ev)-> dispatchTouchEvent(ev));
     }
 
@@ -90,6 +91,9 @@
                 mTranslator.processMotionEvent(ev);
                 return true;
             }
+            if (Math.abs(dx) > mTouchSlop) {
+                mCanIntercept = false;
+            }
         }
         return false;
     }