diff options
Diffstat (limited to 'java/src/com/android/inputmethod/keyboard/MainKeyboardView.java')
| -rw-r--r-- | java/src/com/android/inputmethod/keyboard/MainKeyboardView.java | 176 |
1 files changed, 169 insertions, 7 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java index 42021874c..83b37f1b1 100644 --- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java +++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java @@ -32,7 +32,9 @@ import android.os.Message; import android.os.SystemClock; import android.preference.PreferenceManager; import android.util.AttributeSet; +import android.util.DisplayMetrics; import android.util.Log; +import android.util.SparseArray; import android.util.TypedValue; import android.view.LayoutInflater; import android.view.MotionEvent; @@ -49,7 +51,9 @@ import com.android.inputmethod.keyboard.PointerTracker.DrawingProxy; import com.android.inputmethod.keyboard.PointerTracker.TimerProxy; import com.android.inputmethod.keyboard.internal.KeyDrawParams; import com.android.inputmethod.keyboard.internal.KeyPreviewDrawParams; +import com.android.inputmethod.keyboard.internal.PreviewPlacerView; import com.android.inputmethod.keyboard.internal.TouchScreenRegulator; +import com.android.inputmethod.latin.CollectionUtils; import com.android.inputmethod.latin.Constants; import com.android.inputmethod.latin.CoordinateUtils; import com.android.inputmethod.latin.DebugSettings; @@ -60,6 +64,7 @@ import com.android.inputmethod.latin.ResourceUtils; import com.android.inputmethod.latin.StaticInnerHandlerWrapper; import com.android.inputmethod.latin.StringUtils; import com.android.inputmethod.latin.SubtypeLocale; +import com.android.inputmethod.latin.SuggestedWords; import com.android.inputmethod.latin.Utils.UsabilityStudyLogUtils; import com.android.inputmethod.latin.define.ProductionFlag; import com.android.inputmethod.research.ResearchLogger; @@ -88,11 +93,13 @@ import java.util.WeakHashMap; * @attr ref R.styleable#MainKeyboardView_longPressKeyTimeout * @attr ref R.styleable#MainKeyboardView_longPressShiftKeyTimeout * @attr ref R.styleable#MainKeyboardView_ignoreAltCodeKeyTimeout + * @attr ref R.styleable#MainKeyboardView_keyPreviewLayout * @attr ref R.styleable#MainKeyboardView_keyPreviewOffset * @attr ref R.styleable#MainKeyboardView_keyPreviewHeight * @attr ref R.styleable#MainKeyboardView_keyPreviewLingerTimeout * @attr ref R.styleable#MainKeyboardView_moreKeysKeyboardLayout * @attr ref R.styleable#MainKeyboardView_showMoreKeysKeyboardAtTouchPoint + * @attr ref R.styleable#MainKeyboardView_gestureFloatingPreviewTextLingerTimeout * @attr ref R.styleable#MainKeyboardView_gestureStaticTimeThresholdAfterFastTyping * @attr ref R.styleable#MainKeyboardView_gestureDetectFastMoveSpeedThreshold * @attr ref R.styleable#MainKeyboardView_gestureDynamicThresholdDecayDuration @@ -142,14 +149,19 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack private ObjectAnimator mAltCodeKeyWhileTypingFadeinAnimator; private int mAltCodeKeyWhileTypingAnimAlpha = Constants.Color.ALPHA_OPAQUE; + // Preview placer view + private final PreviewPlacerView mPreviewPlacerView; + private final int[] mOriginCoords = CoordinateUtils.newInstance(); + // Key preview private static final int PREVIEW_ALPHA = 240; + private final int mKeyPreviewLayoutId; private final int mKeyPreviewOffset; private final int mKeyPreviewHeight; + private final SparseArray<TextView> mKeyPreviewTexts = CollectionUtils.newSparseArray(); private final KeyPreviewDrawParams mKeyPreviewDrawParams = new KeyPreviewDrawParams(); private boolean mShowKeyPreviewPopup = true; private int mKeyPreviewLingerTimeout; - private final int[] mOriginCoords = CoordinateUtils.newInstance(); // More keys keyboard private final WeakHashMap<Key, MoreKeysPanel> mMoreKeysPanelCache = @@ -160,6 +172,10 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack // TODO: Consider extending to support multiple more keys panels private MoreKeysPanel mMoreKeysPanel; + // Gesture floating preview text + // TODO: Make this parameter customizable by user via settings. + private int mGestureFloatingPreviewTextLingerTimeout; + private final TouchScreenRegulator mTouchScreenRegulator; private KeyDetector mKeyDetector; @@ -402,6 +418,57 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack } } + 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; + final PointerTracker tracker = (PointerTracker) msg.obj; + switch (msg.what) { + case MSG_DISMISS_KEY_PREVIEW: + final TextView previewText = mainKeyboardView.mKeyPreviewTexts.get( + tracker.mPointerId); + if (previewText != null) { + previewText.setVisibility(INVISIBLE); + } + break; + case MSG_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT: + mainKeyboardView.mPreviewPlacerView.setGestureFloatingPreviewText( + SuggestedWords.EMPTY); + break; + } + } + + public void dismissKeyPreview(final long delay, final PointerTracker tracker) { + sendMessageDelayed(obtainMessage(MSG_DISMISS_KEY_PREVIEW, tracker), delay); + } + + public void cancelDismissKeyPreview(final PointerTracker tracker) { + removeMessages(MSG_DISMISS_KEY_PREVIEW, tracker); + } + + private void cancelAllDismissKeyPreviews() { + removeMessages(MSG_DISMISS_KEY_PREVIEW); + } + + public void dismissGestureFloatingPreviewText(final long delay) { + sendMessageDelayed(obtainMessage(MSG_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT), delay); + } + + public void cancelAllMessages() { + cancelAllDismissKeyPreviews(); + } + } + public MainKeyboardView(final Context context, final AttributeSet attrs) { this(context, attrs, R.attr.mainKeyboardViewStyle); } @@ -458,6 +525,8 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack R.styleable.MainKeyboardView_keyPreviewHeight, 0); mKeyPreviewLingerTimeout = mainKeyboardViewAttr.getInt( R.styleable.MainKeyboardView_keyPreviewLingerTimeout, 0); + mKeyPreviewLayoutId = mainKeyboardViewAttr.getResourceId( + R.styleable.MainKeyboardView_keyPreviewLayout, 0); if (mKeyPreviewLayoutId == 0) { mShowKeyPreviewPopup = false; } @@ -465,6 +534,9 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack R.styleable.MainKeyboardView_moreKeysKeyboardLayout, 0); mConfigShowMoreKeysKeyboardAtTouchedPoint = mainKeyboardViewAttr.getBoolean( R.styleable.MainKeyboardView_showMoreKeysKeyboardAtTouchedPoint, false); + + mGestureFloatingPreviewTextLingerTimeout = mainKeyboardViewAttr.getInt( + R.styleable.MainKeyboardView_gestureFloatingPreviewTextLingerTimeout, 0); PointerTracker.setParameters(mainKeyboardViewAttr); mainKeyboardViewAttr.recycle(); @@ -474,6 +546,8 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack altCodeKeyWhileTypingFadeoutAnimatorResId, this); mAltCodeKeyWhileTypingFadeinAnimator = loadObjectAnimator( altCodeKeyWhileTypingFadeinAnimatorResId, this); + + mPreviewPlacerView = new PreviewPlacerView(context, attrs); } private ObjectAnimator loadObjectAnimator(final int resId, final Object target) { @@ -583,6 +657,38 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack mKeyPreviewLingerTimeout = delay; } + + private void locatePreviewPlacerView() { + if (mPreviewPlacerView.getParent() != null) { + return; + } + final int width = getWidth(); + final int height = getHeight(); + if (width == 0 || height == 0) { + // In transient state. + return; + } + getLocationInWindow(mOriginCoords); + final DisplayMetrics dm = getResources().getDisplayMetrics(); + if (CoordinateUtils.y(mOriginCoords) < dm.heightPixels / 4) { + // In transient state. + return; + } + final View rootView = getRootView(); + if (rootView == null) { + Log.w(TAG, "Cannot find root view"); + return; + } + final ViewGroup windowContentView = (ViewGroup)rootView.findViewById(android.R.id.content); + // Note: It'd be very weird if we get null by android.R.id.content. + if (windowContentView == null) { + Log.w(TAG, "Cannot find android.R.id.content view to add PreviewPlacerView"); + } else { + windowContentView.addView(mPreviewPlacerView); + mPreviewPlacerView.setKeyboardViewGeometry(mOriginCoords, width, height); + } + } + /** * Returns the enabled state of the key feedback preview * @return whether or not the key feedback preview is enabled @@ -592,6 +698,38 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack return mShowKeyPreviewPopup; } + private void addKeyPreview(final TextView keyPreview) { + locatePreviewPlacerView(); + mPreviewPlacerView.addView( + keyPreview, ViewLayoutUtils.newLayoutParam(mPreviewPlacerView, 0, 0)); + } + + private TextView getKeyPreviewText(final int pointerId) { + TextView previewText = mKeyPreviewTexts.get(pointerId); + if (previewText != null) { + return previewText; + } + final Context context = getContext(); + if (mKeyPreviewLayoutId != 0) { + previewText = (TextView)LayoutInflater.from(context).inflate(mKeyPreviewLayoutId, null); + } else { + previewText = new TextView(context); + } + mKeyPreviewTexts.put(pointerId, previewText); + return previewText; + } + + private void dismissAllKeyPreviews() { + final int pointerCount = mKeyPreviewTexts.size(); + for (int id = 0; id < pointerCount; id++) { + final TextView previewText = mKeyPreviewTexts.get(id); + if (previewText != null) { + previewText.setVisibility(INVISIBLE); + } + } + PointerTracker.setReleasedKeyGraphicsToAllKeys(); + } + // Background state set private static final int[][][] KEY_PREVIEW_BACKGROUND_STATE_TABLE = { { // STATE_MIDDLE @@ -726,6 +864,28 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack mPreviewPlacerView.dismissSlidingKeyInputPreview(); } + public void setGesturePreviewMode(final boolean drawsGesturePreviewTrail, + final boolean drawsGestureFloatingPreviewText) { + mPreviewPlacerView.setGesturePreviewMode( + drawsGesturePreviewTrail, drawsGestureFloatingPreviewText); + } + + public void showGestureFloatingPreviewText(final SuggestedWords suggestedWords) { + locatePreviewPlacerView(); + mPreviewPlacerView.setGestureFloatingPreviewText(suggestedWords); + } + + public void dismissGestureFloatingPreviewText() { + locatePreviewPlacerView(); + mDrawingHandler.dismissGestureFloatingPreviewText(mGestureFloatingPreviewTextLingerTimeout); + } + + public void showGesturePreviewTrail(final PointerTracker tracker, + final boolean isOldestTracker) { + locatePreviewPlacerView(); + mPreviewPlacerView.invalidatePointer(tracker, isOldestTracker); + } + // Note that this method is called from a non-UI thread. public void setMainDictionaryAvailability(final boolean mainDictionaryAvailable) { PointerTracker.setMainDictionaryAvailability(mainDictionaryAvailable); @@ -749,6 +909,7 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack @Override protected void onDetachedFromWindow() { super.onDetachedFromWindow(); + mPreviewPlacerView.removeAllViews(); // Notify the research logger that the keyboard view has been detached. This is needed // to invalidate the reference of {@link MainKeyboardView} to null. if (ProductionFlag.IS_EXPERIMENTAL) { @@ -756,12 +917,6 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack } } - @Override - public void cancelAllMessages() { - mKeyTimerHandler.cancelAllMessages(); - super.cancelAllMessages(); - } - private boolean openMoreKeysKeyboardIfRequired(final Key parentKey, final PointerTracker tracker) { // Check if we have a popup layout specified first. @@ -1065,8 +1220,15 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack eventTag + eventTime + "," + id + "," + x + "," + y + "," + size + "," + pressure); } + public void cancelAllMessages() { + mKeyTimerHandler.cancelAllMessages(); + mDrawingHandler.cancelAllMessages(); + } + @Override public void closing() { + dismissAllKeyPreviews(); + cancelAllMessages(); super.closing(); onCancelMoreKeysPanel(); mMoreKeysPanelCache.clear(); |