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Make sure PointerTrackerQueue is non-null 

Change-Id: I2106cf64bed1472fb39d24e7e5bdee7238a30bfe
main
Tadashi G. Takaoka 2012-11-01 13:24:18 +09:00
parent 2db1ea79e6
commit 93b5c2ce63
2 changed files with 23 additions and 44 deletions
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2
java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
View File

@ -374,7 +374,7 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack
final boolean needsPhantomSuddenMoveEventHack = Boolean.parseBoolean(
ResourceUtils.getDeviceOverrideValue(res,
R.array.phantom_sudden_move_event_device_list, "false"));
PointerTracker.init(mHasDistinctMultitouch, needsPhantomSuddenMoveEventHack);
PointerTracker.init(needsPhantomSuddenMoveEventHack);
final TypedArray a = context.obtainStyledAttributes(
attrs, R.styleable.MainKeyboardView, defStyle, R.style.MainKeyboardView);

49
java/src/com/android/inputmethod/keyboard/PointerTracker.java
View File

@ -157,7 +157,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
private static final boolean sNeedsProximateBogusDownMoveUpEventHack = true;
private static final ArrayList<PointerTracker> sTrackers = CollectionUtils.newArrayList();
private static PointerTrackerQueue sPointerTrackerQueue;
private static final PointerTrackerQueue sPointerTrackerQueue = new PointerTrackerQueue();
public final int mPointerId;
@ -326,13 +326,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
private final GestureStrokeWithPreviewPoints mGestureStrokeWithPreviewPoints;
public static void init(boolean hasDistinctMultitouch,
boolean needsPhantomSuddenMoveEventHack) {
if (hasDistinctMultitouch) {
sPointerTrackerQueue = new PointerTrackerQueue();
} else {
sPointerTrackerQueue = null;
}
public static void init(final boolean needsPhantomSuddenMoveEventHack) {
sNeedsPhantomSuddenMoveEventHack = needsPhantomSuddenMoveEventHack;
sParams = PointerTrackerParams.DEFAULT;
sGestureStrokeParams = GestureStrokeParams.DEFAULT;
@ -376,7 +370,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
}
public static boolean isAnyInSlidingKeyInput() {
return sPointerTrackerQueue != null ? sPointerTrackerQueue.isAnyInSlidingKeyInput() : false;
return sPointerTrackerQueue.isAnyInSlidingKeyInput();
}
public static void setKeyboardActionListener(final KeyboardActionListener listener) {
@ -683,12 +677,11 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
}
private static int getActivePointerTrackerCount() {
return (sPointerTrackerQueue == null) ? 1 : sPointerTrackerQueue.size();
return sPointerTrackerQueue.size();
}
private static boolean isOldestTrackerInQueue(final PointerTracker tracker) {
return sPointerTrackerQueue == null
|| sPointerTrackerQueue.getOldestElement() == tracker;
return sPointerTrackerQueue.getOldestElement() == tracker;
}
private void mayStartBatchInput(final Key key) {
@ -798,15 +791,12 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
final Key key = getKeyOn(x, y);
mBogusMoveEventDetector.onActualDownEvent(x, y);
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
if (key != null && key.isModifier()) {
// Before processing a down event of modifier key, all pointers already being
// tracked should be released.
queue.releaseAllPointers(eventTime);
}
queue.add(this);
sPointerTrackerQueue.releaseAllPointers(eventTime);
}
sPointerTrackerQueue.add(this);
onDownEventInternal(x, y, eventTime);
if (!sShouldHandleGesture) {
return;
@ -982,7 +972,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
// slides off the key. This defends against noise from some touch panels when there are
// close multiple touches.
// Caveat: When in chording input mode with a modifier key, we don't use this hack.
else if (getActivePointerTrackerCount() > 1 && sPointerTrackerQueue != null
else if (getActivePointerTrackerCount() > 1
&& !sPointerTrackerQueue.hasModifierKeyOlderThan(this)) {
if (DEBUG_MODE) {
Log.w(TAG, String.format("[%d] onMoveEvent:"
@ -1048,22 +1038,17 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
printTouchEvent("onUpEvent :", x, y, eventTime);
}
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
if (!sInGesture) {
if (mCurrentKey != null && mCurrentKey.isModifier()) {
// Before processing an up event of modifier key, all pointers already being
// tracked should be released.
queue.releaseAllPointersExcept(this, eventTime);
sPointerTrackerQueue.releaseAllPointersExcept(this, eventTime);
} else {
queue.releaseAllPointersOlderThan(this, eventTime);
}
sPointerTrackerQueue.releaseAllPointersOlderThan(this, eventTime);
}
}
onUpEventInternal(eventTime);
if (queue != null) {
queue.remove(this);
}
sPointerTrackerQueue.remove(this);
}
// Let this pointer tracker know that one of newer-than-this pointer trackers got an up event.
@ -1116,10 +1101,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
public void onLongPressed() {
mKeyAlreadyProcessed = true;
setReleasedKeyGraphics(mCurrentKey);
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
queue.remove(this);
}
sPointerTrackerQueue.remove(this);
}
public void onCancelEvent(final int x, final int y, final long eventTime) {
@ -1127,11 +1109,8 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
printTouchEvent("onCancelEvt:", x, y, eventTime);
}
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
queue.releaseAllPointersExcept(this, eventTime);
queue.remove(this);
}
sPointerTrackerQueue.releaseAllPointersExcept(this, eventTime);
sPointerTrackerQueue.remove(this);
onCancelEventInternal();
}