Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 073799ef authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
Browse files

Merge "Exception if receive move withouth down" into rvc-dev am: 46c51b71 

Original change: undetermined

Change-Id: I182305111785a8ecc5e830598c0b939dbbd0fc18
parents b707f8a5 46c51b71

core/java/android/view/GestureDetector.java

+14 −0
Original line number Diff line number Diff line
@@ -288,6 +288,11 @@ public class GestureDetector { 
     */

    private VelocityTracker mVelocityTracker;



    /**

     * True if the detector can throw exception when touch steam is unexpected .

     */

    private boolean mExceptionForTouchStream;



    /**

     * Consistency verifier for debugging purposes.

     */
@@ -467,6 +472,8 @@ public class GestureDetector { 
        mTouchSlopSquare = touchSlop * touchSlop;

        mDoubleTapTouchSlopSquare = doubleTapTouchSlop * doubleTapTouchSlop;

        mDoubleTapSlopSquare = doubleTapSlop * doubleTapSlop;

        mExceptionForTouchStream = context != null

                && context.getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.R;

    }



    /**
@@ -639,6 +646,13 @@ public class GestureDetector { 
                break;



            case MotionEvent.ACTION_MOVE:

                if (mExceptionForTouchStream && !mStillDown) {

                    throw new IllegalStateException("Incomplete event stream received: "

                            + "Received ACTION_MOVE before ACTION_DOWN. ACTION_DOWN must precede "

                            + "ACTION_MOVE following ACTION_UP or ACTION_CANCEL, or when this "

                            + "GestureDetector has not yet received any events.");

                }



                if (mInLongPress || mInContextClick) {

                    break;

                }