diff options
Diffstat (limited to 'java/src/com/android/inputmethod/keyboard/MainKeyboardView.java')
| -rw-r--r-- | java/src/com/android/inputmethod/keyboard/MainKeyboardView.java | 295 |
1 files changed, 56 insertions, 239 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java index 0fe245561..e4051e887 100644 --- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java +++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java @@ -31,8 +31,6 @@ import android.graphics.Paint; import android.graphics.Paint.Align; import android.graphics.Typeface; import android.graphics.drawable.Drawable; -import android.os.Message; -import android.os.SystemClock; import android.preference.PreferenceManager; import android.util.AttributeSet; import android.util.DisplayMetrics; @@ -41,7 +39,6 @@ import android.util.TypedValue; import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.View; -import android.view.ViewConfiguration; import android.view.ViewGroup; import android.view.animation.AccelerateInterpolator; import android.view.animation.DecelerateInterpolator; @@ -53,6 +50,7 @@ import com.android.inputmethod.accessibility.AccessibleKeyboardViewProxy; import com.android.inputmethod.annotations.ExternallyReferenced; import com.android.inputmethod.keyboard.PointerTracker.DrawingProxy; import com.android.inputmethod.keyboard.PointerTracker.TimerProxy; +import com.android.inputmethod.keyboard.internal.DrawingHandler; import com.android.inputmethod.keyboard.internal.GestureFloatingPreviewText; import com.android.inputmethod.keyboard.internal.GestureTrailsPreview; import com.android.inputmethod.keyboard.internal.KeyDrawParams; @@ -60,6 +58,7 @@ import com.android.inputmethod.keyboard.internal.KeyPreviewDrawParams; import com.android.inputmethod.keyboard.internal.NonDistinctMultitouchHelper; import com.android.inputmethod.keyboard.internal.PreviewPlacerView; import com.android.inputmethod.keyboard.internal.SlidingKeyInputPreview; +import com.android.inputmethod.keyboard.internal.TimerHandler; import com.android.inputmethod.latin.Constants; import com.android.inputmethod.latin.LatinImeLogger; import com.android.inputmethod.latin.R; @@ -68,7 +67,6 @@ import com.android.inputmethod.latin.define.ProductionFlag; import com.android.inputmethod.latin.settings.DebugSettings; import com.android.inputmethod.latin.utils.CollectionUtils; import com.android.inputmethod.latin.utils.CoordinateUtils; -import com.android.inputmethod.latin.utils.StaticInnerHandlerWrapper; import com.android.inputmethod.latin.utils.SubtypeLocaleUtils; import com.android.inputmethod.latin.utils.TypefaceUtils; import com.android.inputmethod.latin.utils.UsabilityStudyLogUtils; @@ -122,7 +120,8 @@ import java.util.WeakHashMap; * @attr ref R.styleable#MainKeyboardView_suppressKeyPreviewAfterBatchInputDuration */ public final class MainKeyboardView extends KeyboardView implements PointerTracker.KeyEventHandler, - PointerTracker.DrawingProxy, MoreKeysPanel.Controller { + PointerTracker.DrawingProxy, MoreKeysPanel.Controller, DrawingHandler.Callbacks, + TimerHandler.Callbacks { private static final String TAG = MainKeyboardView.class.getSimpleName(); /** Listener for {@link KeyboardActionListener}. */ @@ -150,8 +149,8 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack private static final int SPACE_LED_LENGTH_PERCENT = 80; // Stuff to draw altCodeWhileTyping keys. - private ObjectAnimator mAltCodeKeyWhileTypingFadeoutAnimator; - private ObjectAnimator mAltCodeKeyWhileTypingFadeinAnimator; + private final ObjectAnimator mAltCodeKeyWhileTypingFadeoutAnimator; + private final ObjectAnimator mAltCodeKeyWhileTypingFadeinAnimator; private int mAltCodeKeyWhileTypingAnimAlpha = Constants.Color.ALPHA_OPAQUE; // Preview placer view @@ -198,238 +197,14 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack // TODO: Make this parameter customizable by user via settings. private int mGestureFloatingPreviewTextLingerTimeout; - private KeyDetector mKeyDetector; + private final KeyDetector mKeyDetector; private final NonDistinctMultitouchHelper mNonDistinctMultitouchHelper; - private final KeyTimerHandler mKeyTimerHandler; + private final TimerHandler mKeyTimerHandler; private final int mLanguageOnSpacebarHorizontalMargin; - private static final class KeyTimerHandler extends StaticInnerHandlerWrapper<MainKeyboardView> - implements TimerProxy { - private static final int MSG_TYPING_STATE_EXPIRED = 0; - private static final int MSG_REPEAT_KEY = 1; - private static final int MSG_LONGPRESS_KEY = 2; - private static final int MSG_DOUBLE_TAP_SHIFT_KEY = 3; - private static final int MSG_UPDATE_BATCH_INPUT = 4; - - private final int mIgnoreAltCodeKeyTimeout; - private final int mGestureRecognitionUpdateTime; - - public KeyTimerHandler(final MainKeyboardView outerInstance, - final TypedArray mainKeyboardViewAttr) { - super(outerInstance); - - mIgnoreAltCodeKeyTimeout = mainKeyboardViewAttr.getInt( - R.styleable.MainKeyboardView_ignoreAltCodeKeyTimeout, 0); - mGestureRecognitionUpdateTime = mainKeyboardViewAttr.getInt( - R.styleable.MainKeyboardView_gestureRecognitionUpdateTime, 0); - } - - @Override - public void handleMessage(final Message msg) { - final MainKeyboardView keyboardView = getOuterInstance(); - if (keyboardView == null) { - return; - } - final PointerTracker tracker = (PointerTracker) msg.obj; - switch (msg.what) { - case MSG_TYPING_STATE_EXPIRED: - startWhileTypingFadeinAnimation(keyboardView); - break; - case MSG_REPEAT_KEY: - tracker.onKeyRepeat(msg.arg1 /* code */, msg.arg2 /* repeatCount */); - break; - case MSG_LONGPRESS_KEY: - keyboardView.onLongPress(tracker); - break; - case MSG_UPDATE_BATCH_INPUT: - tracker.updateBatchInputByTimer(SystemClock.uptimeMillis()); - startUpdateBatchInputTimer(tracker); - break; - } - } - - @Override - public void startKeyRepeatTimer(final PointerTracker tracker, final int repeatCount, - final int delay) { - final Key key = tracker.getKey(); - if (key == null || delay == 0) { - return; - } - sendMessageDelayed( - obtainMessage(MSG_REPEAT_KEY, key.getCode(), repeatCount, tracker), delay); - } - - public void cancelKeyRepeatTimer() { - removeMessages(MSG_REPEAT_KEY); - } - - // TODO: Suppress layout changes in key repeat mode - public boolean isInKeyRepeat() { - return hasMessages(MSG_REPEAT_KEY); - } - - @Override - public void startLongPressTimer(final PointerTracker tracker, final int delay) { - cancelLongPressTimer(); - if (delay <= 0) return; - sendMessageDelayed(obtainMessage(MSG_LONGPRESS_KEY, tracker), delay); - } - - @Override - public void cancelLongPressTimer() { - removeMessages(MSG_LONGPRESS_KEY); - } - - private static void cancelAndStartAnimators(final ObjectAnimator animatorToCancel, - final ObjectAnimator animatorToStart) { - if (animatorToCancel == null || animatorToStart == null) { - // TODO: Stop using null as a no-operation animator. - return; - } - float startFraction = 0.0f; - if (animatorToCancel.isStarted()) { - animatorToCancel.cancel(); - startFraction = 1.0f - animatorToCancel.getAnimatedFraction(); - } - final long startTime = (long)(animatorToStart.getDuration() * startFraction); - animatorToStart.start(); - animatorToStart.setCurrentPlayTime(startTime); - } - - private static void startWhileTypingFadeinAnimation(final MainKeyboardView keyboardView) { - cancelAndStartAnimators(keyboardView.mAltCodeKeyWhileTypingFadeoutAnimator, - keyboardView.mAltCodeKeyWhileTypingFadeinAnimator); - } - - private static void startWhileTypingFadeoutAnimation(final MainKeyboardView keyboardView) { - cancelAndStartAnimators(keyboardView.mAltCodeKeyWhileTypingFadeinAnimator, - keyboardView.mAltCodeKeyWhileTypingFadeoutAnimator); - } - - @Override - public void startTypingStateTimer(final Key typedKey) { - if (typedKey.isModifier() || typedKey.altCodeWhileTyping()) { - return; - } - - final boolean isTyping = isTypingState(); - removeMessages(MSG_TYPING_STATE_EXPIRED); - final MainKeyboardView keyboardView = getOuterInstance(); - - // When user hits the space or the enter key, just cancel the while-typing timer. - final int typedCode = typedKey.getCode(); - if (typedCode == Constants.CODE_SPACE || typedCode == Constants.CODE_ENTER) { - if (isTyping) { - startWhileTypingFadeinAnimation(keyboardView); - } - return; - } - - sendMessageDelayed( - obtainMessage(MSG_TYPING_STATE_EXPIRED), mIgnoreAltCodeKeyTimeout); - if (isTyping) { - return; - } - startWhileTypingFadeoutAnimation(keyboardView); - } - - @Override - public boolean isTypingState() { - return hasMessages(MSG_TYPING_STATE_EXPIRED); - } - - @Override - public void startDoubleTapShiftKeyTimer() { - sendMessageDelayed(obtainMessage(MSG_DOUBLE_TAP_SHIFT_KEY), - ViewConfiguration.getDoubleTapTimeout()); - } - - @Override - public void cancelDoubleTapShiftKeyTimer() { - removeMessages(MSG_DOUBLE_TAP_SHIFT_KEY); - } - - @Override - public boolean isInDoubleTapShiftKeyTimeout() { - return hasMessages(MSG_DOUBLE_TAP_SHIFT_KEY); - } - - @Override - public void cancelKeyTimers() { - cancelKeyRepeatTimer(); - cancelLongPressTimer(); - } - - @Override - public void startUpdateBatchInputTimer(final PointerTracker tracker) { - if (mGestureRecognitionUpdateTime <= 0) { - return; - } - removeMessages(MSG_UPDATE_BATCH_INPUT, tracker); - sendMessageDelayed(obtainMessage(MSG_UPDATE_BATCH_INPUT, tracker), - mGestureRecognitionUpdateTime); - } - - @Override - public void cancelUpdateBatchInputTimer(final PointerTracker tracker) { - removeMessages(MSG_UPDATE_BATCH_INPUT, tracker); - } - - @Override - public void cancelAllUpdateBatchInputTimers() { - removeMessages(MSG_UPDATE_BATCH_INPUT); - } - - public void cancelAllMessages() { - cancelKeyTimers(); - cancelAllUpdateBatchInputTimers(); - } - } - - private final DrawingHandler mDrawingHandler = new DrawingHandler(this); - - public static class DrawingHandler extends StaticInnerHandlerWrapper<MainKeyboardView> { - private static final int MSG_DISMISS_KEY_PREVIEW = 0; - private static final int MSG_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT = 1; - - public DrawingHandler(final MainKeyboardView outerInstance) { - super(outerInstance); - } - - @Override - public void handleMessage(final Message msg) { - final MainKeyboardView mainKeyboardView = getOuterInstance(); - if (mainKeyboardView == null) return; - switch (msg.what) { - case MSG_DISMISS_KEY_PREVIEW: - mainKeyboardView.dismissKeyPreviewWithoutDelay((Key)msg.obj); - break; - case MSG_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT: - mainKeyboardView.showGestureFloatingPreviewText(SuggestedWords.EMPTY); - break; - } - } - - public void dismissKeyPreview(final long delay, final Key key) { - sendMessageDelayed(obtainMessage(MSG_DISMISS_KEY_PREVIEW, key), delay); - } - - private void cancelAllDismissKeyPreviews() { - removeMessages(MSG_DISMISS_KEY_PREVIEW); - final MainKeyboardView mainKeyboardView = getOuterInstance(); - if (mainKeyboardView == null) return; - mainKeyboardView.dismissAllKeyPreviews(); - } - - public void dismissGestureFloatingPreviewText(final long delay) { - sendMessageDelayed(obtainMessage(MSG_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT), delay); - } - - public void cancelAllMessages() { - cancelAllDismissKeyPreviews(); - } - } + private final DrawingHandler mDrawingHandler = + new DrawingHandler(this); public MainKeyboardView(final Context context, final AttributeSet attrs) { this(context, attrs, R.attr.mainKeyboardViewStyle); @@ -482,7 +257,12 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack R.styleable.MainKeyboardView_keyHysteresisDistanceForSlidingModifier, 0.0f); mKeyDetector = new KeyDetector( keyHysteresisDistance, keyHysteresisDistanceForSlidingModifier); - mKeyTimerHandler = new KeyTimerHandler(this, mainKeyboardViewAttr); + final int ignoreAltCodeKeyTimeout = mainKeyboardViewAttr.getInt( + R.styleable.MainKeyboardView_ignoreAltCodeKeyTimeout, 0); + final int gestureRecognitionUpdateTime = mainKeyboardViewAttr.getInt( + R.styleable.MainKeyboardView_gestureRecognitionUpdateTime, 0); + mKeyTimerHandler = new TimerHandler( + this, ignoreAltCodeKeyTimeout, gestureRecognitionUpdateTime); mKeyPreviewOffset = mainKeyboardViewAttr.getDimensionPixelOffset( R.styleable.MainKeyboardView_keyPreviewOffset, 0); mKeyPreviewHeight = mainKeyboardViewAttr.getDimensionPixelSize( @@ -554,6 +334,35 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack return animator; } + private static void cancelAndStartAnimators(final ObjectAnimator animatorToCancel, + final ObjectAnimator animatorToStart) { + if (animatorToCancel == null || animatorToStart == null) { + // TODO: Stop using null as a no-operation animator. + return; + } + float startFraction = 0.0f; + if (animatorToCancel.isStarted()) { + animatorToCancel.cancel(); + startFraction = 1.0f - animatorToCancel.getAnimatedFraction(); + } + final long startTime = (long)(animatorToStart.getDuration() * startFraction); + animatorToStart.start(); + animatorToStart.setCurrentPlayTime(startTime); + } + + // Implements {@link TimerHander.Callbacks} method. + @Override + public void startWhileTypingFadeinAnimation() { + cancelAndStartAnimators( + mAltCodeKeyWhileTypingFadeoutAnimator, mAltCodeKeyWhileTypingFadeinAnimator); + } + + @Override + public void startWhileTypingFadeoutAnimation() { + cancelAndStartAnimators( + mAltCodeKeyWhileTypingFadeinAnimator, mAltCodeKeyWhileTypingFadeoutAnimator); + } + @ExternallyReferenced public int getLanguageOnSpacebarAnimAlpha() { return mLanguageOnSpacebarAnimAlpha; @@ -721,7 +530,9 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack return previewTextView; } - private void dismissAllKeyPreviews() { + // Implements {@link DrawingHandler.Callbacks} method. + @Override + public void dismissAllKeyPreviews() { for (final Key key : new HashSet<Key>(mShowingKeyPreviewTextViews.keySet())) { dismissKeyPreviewWithoutDelay(key); } @@ -914,8 +725,10 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack return zoomOutAnimation; } + // Implements {@link TimerHandler.Callbacks} method. // TODO: Take this method out of this class. - private void dismissKeyPreviewWithoutDelay(final Key key) { + @Override + public void dismissKeyPreviewWithoutDelay(final Key key) { if (key == null) { return; } @@ -973,6 +786,8 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack mGestureTrailsPreview.setPreviewEnabled(isGestureTrailEnabled); } + // Implements {@link DrawingHandler.Callbacks} method. + @Override public void showGestureFloatingPreviewText(final SuggestedWords suggestedWords) { locatePreviewPlacerView(); mGestureFloatingPreviewText.setSuggetedWords(suggestedWords); @@ -1048,11 +863,13 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack return moreKeysKeyboardView; } + // Implements {@link TimerHandler.Callbacks} method. /** * Called when a key is long pressed. * @param tracker the pointer tracker which pressed the parent key */ - private void onLongPress(final PointerTracker tracker) { + @Override + public void onLongPress(final PointerTracker tracker) { if (isShowingMoreKeysPanel()) { return; } |