diff options
Diffstat (limited to 'java/src')
3 files changed, 191 insertions, 146 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java b/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java index e3e6d39e4..f682b518f 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java +++ b/java/src/com/android/inputmethod/keyboard/internal/GesturePreviewTrail.java @@ -37,6 +37,7 @@ import com.android.inputmethod.latin.ResizableIntArray; final class GesturePreviewTrail { private static final int DEFAULT_CAPACITY = GestureStrokeWithPreviewPoints.PREVIEW_CAPACITY; + // These three {@link ResizableIntArray}s should be synchronized by {@link #mEventTimes}. private final ResizableIntArray mXCoordinates = new ResizableIntArray(DEFAULT_CAPACITY); private final ResizableIntArray mYCoordinates = new ResizableIntArray(DEFAULT_CAPACITY); private final ResizableIntArray mEventTimes = new ResizableIntArray(DEFAULT_CAPACITY); @@ -90,7 +91,13 @@ final class GesturePreviewTrail { } public void addStroke(final GestureStrokeWithPreviewPoints stroke, final long downTime) { - final int trailSize = mEventTimes.getLength(); + synchronized (mEventTimes) { + addStrokeLocked(stroke, downTime); + } + } + + private void addStrokeLocked(final GestureStrokeWithPreviewPoints stroke, final long downTime) { + final int trailSize = mEventTimes.getLength(); stroke.appendPreviewStroke(mEventTimes, mXCoordinates, mYCoordinates); if (mEventTimes.getLength() == trailSize) { return; @@ -169,6 +176,13 @@ final class GesturePreviewTrail { */ public boolean drawGestureTrail(final Canvas canvas, final Paint paint, final Rect outBoundsRect, final Params params) { + synchronized (mEventTimes) { + return drawGestureTrailLocked(canvas, paint, outBoundsRect, params); + } + } + + private boolean drawGestureTrailLocked(final Canvas canvas, final Paint paint, + final Rect outBoundsRect, final Params params) { // Initialize bounds rectangle. outBoundsRect.setEmpty(); final int trailSize = mEventTimes.getLength(); diff --git a/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java b/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java index 2df7e5cf5..6bc6acc0f 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java +++ b/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java @@ -34,175 +34,197 @@ public final class PointerTrackerQueue { } private static final int INITIAL_CAPACITY = 10; + // Note: {@link #mExpandableArrayOfActivePointers} and {@link #mArraySize} are synchronized by + // {@link #mExpandableArrayOfActivePointers} private final ArrayList<Element> mExpandableArrayOfActivePointers = CollectionUtils.newArrayList(INITIAL_CAPACITY); private int mArraySize = 0; - public synchronized int size() { - return mArraySize; + public int size() { + synchronized (mExpandableArrayOfActivePointers) { + return mArraySize; + } } - public synchronized void add(final Element pointer) { - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - if (arraySize < expandableArray.size()) { - expandableArray.set(arraySize, pointer); - } else { - expandableArray.add(pointer); + public void add(final Element pointer) { + synchronized (mExpandableArrayOfActivePointers) { + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + if (arraySize < expandableArray.size()) { + expandableArray.set(arraySize, pointer); + } else { + expandableArray.add(pointer); + } + mArraySize = arraySize + 1; } - mArraySize = arraySize + 1; } - public synchronized void remove(final Element pointer) { - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - int newSize = 0; - for (int index = 0; index < arraySize; index++) { - final Element element = expandableArray.get(index); - if (element == pointer) { + public void remove(final Element pointer) { + synchronized (mExpandableArrayOfActivePointers) { + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + int newSize = 0; + for (int index = 0; index < arraySize; index++) { + final Element element = expandableArray.get(index); + if (element == pointer) { + if (newSize != index) { + Log.w(TAG, "Found duplicated element in remove: " + pointer); + } + continue; // Remove this element from the expandableArray. + } if (newSize != index) { - Log.w(TAG, "Found duplicated element in remove: " + pointer); + // Shift this element toward the beginning of the expandableArray. + expandableArray.set(newSize, element); } - continue; // Remove this element from the expandableArray. - } - if (newSize != index) { - // Shift this element toward the beginning of the expandableArray. - expandableArray.set(newSize, element); + newSize++; } - newSize++; + mArraySize = newSize; } - mArraySize = newSize; } - public synchronized Element getOldestElement() { - return (mArraySize == 0) ? null : mExpandableArrayOfActivePointers.get(0); + public Element getOldestElement() { + synchronized (mExpandableArrayOfActivePointers) { + return (mArraySize == 0) ? null : mExpandableArrayOfActivePointers.get(0); + } } - public synchronized void releaseAllPointersOlderThan(final Element pointer, - final long eventTime) { - if (DEBUG) { - Log.d(TAG, "releaseAllPoniterOlderThan: " + pointer + " " + this); - } - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - int newSize, index; - for (newSize = index = 0; index < arraySize; index++) { - final Element element = expandableArray.get(index); - if (element == pointer) { - break; // Stop releasing elements. - } - if (!element.isModifier()) { - element.onPhantomUpEvent(eventTime); - continue; // Remove this element from the expandableArray. + public void releaseAllPointersOlderThan(final Element pointer, final long eventTime) { + synchronized (mExpandableArrayOfActivePointers) { + if (DEBUG) { + Log.d(TAG, "releaseAllPoniterOlderThan: " + pointer + " " + this); } - if (newSize != index) { - // Shift this element toward the beginning of the expandableArray. - expandableArray.set(newSize, element); - } - newSize++; - } - // Shift rest of the expandableArray. - int count = 0; - for (; index < arraySize; index++) { - final Element element = expandableArray.get(index); - if (element == pointer) { - if (count > 0) { - Log.w(TAG, "Found duplicated element in releaseAllPointersOlderThan: " - + pointer); + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + int newSize, index; + for (newSize = index = 0; index < arraySize; index++) { + final Element element = expandableArray.get(index); + if (element == pointer) { + break; // Stop releasing elements. + } + if (!element.isModifier()) { + element.onPhantomUpEvent(eventTime); + continue; // Remove this element from the expandableArray. + } + if (newSize != index) { + // Shift this element toward the beginning of the expandableArray. + expandableArray.set(newSize, element); } - count++; - } - if (newSize != index) { - expandableArray.set(newSize, expandableArray.get(index)); newSize++; } + // Shift rest of the expandableArray. + int count = 0; + for (; index < arraySize; index++) { + final Element element = expandableArray.get(index); + if (element == pointer) { + if (count > 0) { + Log.w(TAG, "Found duplicated element in releaseAllPointersOlderThan: " + + pointer); + } + count++; + } + if (newSize != index) { + expandableArray.set(newSize, expandableArray.get(index)); + newSize++; + } + } + mArraySize = newSize; } - mArraySize = newSize; } public void releaseAllPointers(final long eventTime) { releaseAllPointersExcept(null, eventTime); } - public synchronized void releaseAllPointersExcept(final Element pointer, - final long eventTime) { - if (DEBUG) { - if (pointer == null) { - Log.d(TAG, "releaseAllPoniters: " + this); - } else { - Log.d(TAG, "releaseAllPoniterExcept: " + pointer + " " + this); - } - } - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - int newSize = 0, count = 0; - for (int index = 0; index < arraySize; index++) { - final Element element = expandableArray.get(index); - if (element == pointer) { - if (count > 0) { - Log.w(TAG, "Found duplicated element in releaseAllPointersExcept: " + pointer); + public void releaseAllPointersExcept(final Element pointer, final long eventTime) { + synchronized (mExpandableArrayOfActivePointers) { + if (DEBUG) { + if (pointer == null) { + Log.d(TAG, "releaseAllPoniters: " + this); + } else { + Log.d(TAG, "releaseAllPoniterExcept: " + pointer + " " + this); } - count++; - } else { - element.onPhantomUpEvent(eventTime); - continue; // Remove this element from the expandableArray. } - if (newSize != index) { - // Shift this element toward the beginning of the expandableArray. - expandableArray.set(newSize, element); + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + int newSize = 0, count = 0; + for (int index = 0; index < arraySize; index++) { + final Element element = expandableArray.get(index); + if (element == pointer) { + if (count > 0) { + Log.w(TAG, "Found duplicated element in releaseAllPointersExcept: " + + pointer); + } + count++; + } else { + element.onPhantomUpEvent(eventTime); + continue; // Remove this element from the expandableArray. + } + if (newSize != index) { + // Shift this element toward the beginning of the expandableArray. + expandableArray.set(newSize, element); + } + newSize++; } - newSize++; + mArraySize = newSize; } - mArraySize = newSize; } - public synchronized boolean hasModifierKeyOlderThan(final Element pointer) { - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - for (int index = 0; index < arraySize; index++) { - final Element element = expandableArray.get(index); - if (element == pointer) { - return false; // Stop searching modifier key. - } - if (element.isModifier()) { - return true; + public boolean hasModifierKeyOlderThan(final Element pointer) { + synchronized (mExpandableArrayOfActivePointers) { + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + for (int index = 0; index < arraySize; index++) { + final Element element = expandableArray.get(index); + if (element == pointer) { + return false; // Stop searching modifier key. + } + if (element.isModifier()) { + return true; + } } + return false; } - return false; } - public synchronized boolean isAnyInSlidingKeyInput() { - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - for (int index = 0; index < arraySize; index++) { - final Element element = expandableArray.get(index); - if (element.isInSlidingKeyInput()) { - return true; + public boolean isAnyInSlidingKeyInput() { + synchronized (mExpandableArrayOfActivePointers) { + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + for (int index = 0; index < arraySize; index++) { + final Element element = expandableArray.get(index); + if (element.isInSlidingKeyInput()) { + return true; + } } + return false; } - return false; } - public synchronized void cancelAllPointerTracker() { - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - for (int index = 0; index < arraySize; index++) { - final Element element = expandableArray.get(index); - element.cancelTracking(); + public void cancelAllPointerTracker() { + synchronized (mExpandableArrayOfActivePointers) { + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + for (int index = 0; index < arraySize; index++) { + final Element element = expandableArray.get(index); + element.cancelTracking(); + } } } @Override - public synchronized String toString() { - final StringBuilder sb = new StringBuilder(); - final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; - final int arraySize = mArraySize; - for (int index = 0; index < arraySize; index++) { - final Element element = expandableArray.get(index); - if (sb.length() > 0) - sb.append(" "); - sb.append(element.toString()); + public String toString() { + synchronized (mExpandableArrayOfActivePointers) { + final StringBuilder sb = new StringBuilder(); + final ArrayList<Element> expandableArray = mExpandableArrayOfActivePointers; + final int arraySize = mArraySize; + for (int index = 0; index < arraySize; index++) { + final Element element = expandableArray.get(index); + if (sb.length() > 0) { + sb.append(" "); + } + sb.append(element.toString()); + } + return "[" + sb.toString() + "]"; } - return "[" + sb.toString() + "]"; } } diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java index db511314a..0f1f14957 100644 --- a/java/src/com/android/inputmethod/latin/LatinIME.java +++ b/java/src/com/android/inputmethod/latin/LatinIME.java @@ -1552,7 +1552,8 @@ public final class LatinIME extends InputMethodService implements KeyboardAction private static final class BatchInputUpdater implements Handler.Callback { private final Handler mHandler; private LatinIME mLatinIme; - private boolean mInBatchInput; // synchronized using "this". + private final Object mLock = new Object(); + private boolean mInBatchInput; // synchronized using {@link #mLock}. private BatchInputUpdater() { final HandlerThread handlerThread = new HandlerThread( @@ -1583,21 +1584,25 @@ public final class LatinIME extends InputMethodService implements KeyboardAction } // Run in the UI thread. - public synchronized void onStartBatchInput(final LatinIME latinIme) { - mHandler.removeMessages(MSG_UPDATE_GESTURE_PREVIEW_AND_SUGGESTION_STRIP); - mLatinIme = latinIme; - mInBatchInput = true; + public void onStartBatchInput(final LatinIME latinIme) { + synchronized (mLock) { + mHandler.removeMessages(MSG_UPDATE_GESTURE_PREVIEW_AND_SUGGESTION_STRIP); + mLatinIme = latinIme; + mInBatchInput = true; + } } // Run in the Handler thread. - private synchronized void updateBatchInput(final InputPointers batchPointers) { - if (!mInBatchInput) { - // Batch input has ended or canceled while the message was being delivered. - return; + private void updateBatchInput(final InputPointers batchPointers) { + synchronized (mLock) { + if (!mInBatchInput) { + // Batch input has ended or canceled while the message was being delivered. + return; + } + final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); + mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( + suggestedWords, false /* dismissGestureFloatingPreviewText */); } - final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); - mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( - suggestedWords, false /* dismissGestureFloatingPreviewText */); } // Run in the UI thread. @@ -1610,19 +1615,23 @@ public final class LatinIME extends InputMethodService implements KeyboardAction .sendToTarget(); } - public synchronized void onCancelBatchInput() { - mInBatchInput = false; - mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( - SuggestedWords.EMPTY, true /* dismissGestureFloatingPreviewText */); + public void onCancelBatchInput() { + synchronized (mLock) { + mInBatchInput = false; + mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( + SuggestedWords.EMPTY, true /* dismissGestureFloatingPreviewText */); + } } // Run in the UI thread. - public synchronized SuggestedWords onEndBatchInput(final InputPointers batchPointers) { - mInBatchInput = false; - final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); - mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( - suggestedWords, true /* dismissGestureFloatingPreviewText */); - return suggestedWords; + public SuggestedWords onEndBatchInput(final InputPointers batchPointers) { + synchronized (mLock) { + mInBatchInput = false; + final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); + mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( + suggestedWords, true /* dismissGestureFloatingPreviewText */); + return suggestedWords; + } } // {@link LatinIME#getSuggestedWords(int)} method calls with same session id have to |