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am e1de4b32: Merge "Crashes in TouchExplorer on two finger swipe." into klp-dev

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* commit 'e1de4b3216055d53e21ace27c0281359847332a2':
  Crashes in TouchExplorer on two finger swipe.
This commit is contained in:
Svetoslav Ganov
2013-09-03 11:04:16 -07:00
committed by Android Git Automerger
parent 8bd2eb314b e1de4b3216
commit d0871ac62f
1 changed files with 21 additions and 15 deletions
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36
services/java/com/android/server/accessibility/TouchExplorer.java
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@@ -417,9 +417,6 @@ class TouchExplorer implements EventStreamTransformation {
mSendTouchInteractionEndDelayed.forceSendAndRemove();
}
// Cache the event until we discern exploration from gesturing.
mSendHoverEnterAndMoveDelayed.addEvent(event);
// If we have the first tap, schedule a long press and break
// since we do not want to schedule hover enter because
// the delayed callback will kick in before the long click.
@@ -432,11 +429,16 @@ class TouchExplorer implements EventStreamTransformation {
break;
}
if (!mTouchExplorationInProgress) {
// Deliver hover enter with a delay to have a chance
// to detect what the user is trying to do.
final int pointerId = receivedTracker.getPrimaryPointerId();
final int pointerIdBits = (1 << pointerId);
mSendHoverEnterAndMoveDelayed.post(event, true, pointerIdBits, policyFlags);
if (!mSendHoverEnterAndMoveDelayed.isPending()) {
// Deliver hover enter with a delay to have a chance
// to detect what the user is trying to do.
final int pointerId = receivedTracker.getPrimaryPointerId();
final int pointerIdBits = (1 << pointerId);
mSendHoverEnterAndMoveDelayed.post(event, true, pointerIdBits,
policyFlags);
}
// Cache the event until we discern exploration from gesturing.
mSendHoverEnterAndMoveDelayed.addEvent(event);
}
} break;
case MotionEvent.ACTION_POINTER_DOWN: {
@@ -1719,7 +1721,7 @@ class TouchExplorer implements EventStreamTransformation {
} break;
}
if (DEBUG) {
Slog.i(LOG_TAG_RECEIVED_POINTER_TRACKER, "Received pointer: " + toString());
Slog.i(LOG_TAG_RECEIVED_POINTER_TRACKER, "Received pointer:\n" + toString());
}
}
@@ -1777,7 +1779,7 @@ class TouchExplorer implements EventStreamTransformation {
*/
public int getPrimaryPointerId() {
if (mPrimaryPointerId == INVALID_POINTER_ID) {
mPrimaryPointerId = findPrimaryPointer();
mPrimaryPointerId = findPrimaryPointerId();
}
return mPrimaryPointerId;
}
@@ -1861,17 +1863,21 @@ class TouchExplorer implements EventStreamTransformation {
}
/**
* @return The primary pointer.
* @return The primary pointer id.
*/
private int findPrimaryPointer() {
private int findPrimaryPointerId() {
int primaryPointerId = INVALID_POINTER_ID;
long minDownTime = Long.MAX_VALUE;
// Find the pointer that went down first.
for (int i = 0, count = mReceivedPointerDownTime.length; i < count; i++) {
final long downPointerTime = mReceivedPointerDownTime[i];
int pointerIdBits = mReceivedPointersDown;
while (pointerIdBits > 0) {
final int pointerId = Integer.numberOfTrailingZeros(pointerIdBits);
pointerIdBits &= ~(1 << pointerId);
final long downPointerTime = mReceivedPointerDownTime[pointerId];
if (downPointerTime < minDownTime) {
minDownTime = downPointerTime;
primaryPointerId = i;
primaryPointerId = pointerId;
}
}
return primaryPointerId;