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am c8f25294: Merge "Temporarily suppress key popup preview after gesture input" into jb-mr1-dev

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* commit 'c8f252940f1a7831885c87b409e15096ed64eaf0':
  Temporarily suppress key popup preview after gesture input
This commit is contained in:
Tadashi G. Takaoka 2012-09-28 03:40:53 -07:00 committed by Android Git Automerger
commit 2626bf0889
1 changed files with 21 additions and 7 deletions
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28
java/src/com/android/inputmethod/keyboard/PointerTracker.java
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@ -47,6 +47,9 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
private static boolean sGestureHandlingEnabledByInputField = false;
private static boolean sGestureHandlingEnabledByUser = false;
// TODO: Move this to resource.
private static final int SUPPRESS_KEY_PREVIEW_AFTER_LAST_BATCH_INPUT_DURATION = 1000; // msec
public interface KeyEventHandler {
/**
* Get KeyDetector object that is used for this PointerTracker.
@ -165,6 +168,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
private boolean mIsDetectingGesture = false; // per PointerTracker.
private static boolean sInGesture = false;
private static long sGestureFirstDownTime;
private static long sLastBatchInputTime;
private static long sLastLetterTypingUpTime;
private static final InputPointers sAggregratedPointers = new InputPointers(
GestureStroke.DEFAULT_CAPACITY);
@ -345,6 +349,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
}
// Even if the key is disabled, it should respond if it is in the altCodeWhileTyping state.
if (key.isEnabled() || altersCode) {
sLastBatchInputTime = 0; // reset time
if (code == Keyboard.CODE_OUTPUT_TEXT) {
mListener.onTextInput(key.getOutputText());
} else if (code != Keyboard.CODE_UNSPECIFIED) {
@ -452,7 +457,15 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
}
}
private void setPressedKeyGraphics(final Key key) {
private static boolean needsToSuppressKeyPreviewPopup(final long eventTime) {
if (!sShouldHandleGesture) return false;
if (sLastBatchInputTime == 0) return false;
final long elapsedTimeAfterTheLastBatchInput = eventTime - sLastBatchInputTime;
return elapsedTimeAfterTheLastBatchInput
< SUPPRESS_KEY_PREVIEW_AFTER_LAST_BATCH_INPUT_DURATION;
}
private void setPressedKeyGraphics(final Key key, final long eventTime) {
if (key == null) {
return;
}
@ -464,7 +477,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
return;
}
if (!key.noKeyPreview() && !sInGesture) {
if (!key.noKeyPreview() && !sInGesture && !needsToSuppressKeyPreviewPopup(eventTime)) {
mDrawingProxy.showKeyPreview(this);
}
updatePressKeyGraphics(key);
@ -579,7 +592,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
mDrawingProxy.showGesturePreviewTrail(this, isOldestTracker);
}
private void mayEndBatchInput() {
private void mayEndBatchInput(final long eventTime) {
synchronized (sAggregratedPointers) {
mGestureStrokeWithPreviewPoints.appendAllBatchPoints(sAggregratedPointers);
mGestureStrokeWithPreviewPoints.reset();
@ -589,6 +602,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
+ sAggregratedPointers.getPointerSize());
}
sInGesture = false;
sLastBatchInputTime = eventTime;
mListener.onEndBatchInput(sAggregratedPointers);
clearBatchInputPointsOfAllPointerTrackers();
}
@ -714,7 +728,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
startRepeatKey(key);
startLongPressTimer(key);
setPressedKeyGraphics(key);
setPressedKeyGraphics(key, eventTime);
}
}
@ -792,7 +806,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
}
onMoveToNewKey(key, x, y);
startLongPressTimer(key);
setPressedKeyGraphics(key);
setPressedKeyGraphics(key, eventTime);
} else if (isMajorEnoughMoveToBeOnNewKey(x, y, key)) {
// The pointer has been slid in to the new key from the previous key, we must call
// onRelease() first to notify that the previous key has been released, then call
@ -811,7 +825,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
}
onMoveToNewKey(key, x, y);
startLongPressTimer(key);
setPressedKeyGraphics(key);
setPressedKeyGraphics(key, eventTime);
} else {
// HACK: On some devices, quick successive touches may be translated to sudden
// move by touch panel firmware. This hack detects the case and translates the
@ -922,7 +936,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element {
if (currentKey != null) {
callListenerOnRelease(currentKey, currentKey.mCode, true);
}
mayEndBatchInput();
mayEndBatchInput(eventTime);
return;
}
// This event will be recognized as a regular code input. Clear unused possible batch points