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Commit 1ab7d3b9 authored by tingna_sung's avatar tingna_sung Committed by Craig Mautner
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Fix pointer index out of range exception DO NOT MERGE 



Avoid pointer index out of range error if return value is -1 of
findPointerIndex() when there is no data available for that pointer
identifier.

Change-Id: I2a08f04c678164e220852094baa124ba157e2e42
Signed-off-by: default avatartingna_sung <tingna_sung@htc.com>

Fixes bug 18883936
parent f61bc8a2

services/core/java/com/android/server/wm/StackTapPointerEventListener.java

+1 −0
Original line number Diff line number Diff line
@@ -57,6 +57,7 @@ public class StackTapPointerEventListener implements PointerEventListener { 
                if (mPointerId >= 0) {

                    int index = motionEvent.findPointerIndex(mPointerId);

                    if ((motionEvent.getEventTime() - motionEvent.getDownTime()) > TAP_TIMEOUT_MSEC

                            || index < 0

                            || (motionEvent.getX(index) - mDownX) > mMotionSlop

                            || (motionEvent.getY(index) - mDownY) > mMotionSlop) {

                        mPointerId = -1;