diff options
Diffstat (limited to 'java/src/com/android/inputmethod/keyboard/MainKeyboardView.java')
| -rw-r--r-- | java/src/com/android/inputmethod/keyboard/MainKeyboardView.java | 240 |
1 files changed, 137 insertions, 103 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java index 4ed0f58e1..e60a8a942 100644 --- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java +++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java @@ -19,6 +19,7 @@ package com.android.inputmethod.keyboard; import android.animation.AnimatorInflater; import android.animation.ObjectAnimator; import android.content.Context; +import android.content.SharedPreferences; import android.content.pm.PackageManager; import android.content.res.Resources; import android.content.res.TypedArray; @@ -28,7 +29,7 @@ import android.graphics.Paint.Align; import android.graphics.Typeface; import android.graphics.drawable.Drawable; import android.os.Message; -import android.text.TextUtils; +import android.preference.PreferenceManager; import android.util.AttributeSet; import android.util.Log; import android.view.LayoutInflater; @@ -41,11 +42,13 @@ import android.widget.PopupWindow; import com.android.inputmethod.accessibility.AccessibilityUtils; 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.KeyDrawParams; -import com.android.inputmethod.keyboard.internal.SuddenJumpingTouchEventHandler; +import com.android.inputmethod.keyboard.internal.TouchScreenRegulator; import com.android.inputmethod.latin.Constants; +import com.android.inputmethod.latin.DebugSettings; import com.android.inputmethod.latin.LatinIME; import com.android.inputmethod.latin.LatinImeLogger; import com.android.inputmethod.latin.R; @@ -82,9 +85,20 @@ import java.util.WeakHashMap; * @attr ref R.styleable#MainKeyboardView_longPressShiftKeyTimeout * @attr ref R.styleable#MainKeyboardView_ignoreAltCodeKeyTimeout * @attr ref R.styleable#MainKeyboardView_showMoreKeysKeyboardAtTouchPoint + * @attr ref R.styleable#MainKeyboardView_gestureStaticTimeThresholdAfterFastTyping + * @attr ref R.styleable#MainKeyboardView_gestureDetectFastMoveSpeedThreshold + * @attr ref R.styleable#MainKeyboardView_gestureDynamicThresholdDecayDuration + * @attr ref R.styleable#MainKeyboardView_gestureDynamicTimeThresholdFrom + * @attr ref R.styleable#MainKeyboardView_gestureDynamicTimeThresholdTo + * @attr ref R.styleable#MainKeyboardView_gestureDynamicDistanceThresholdFrom + * @attr ref R.styleable#MainKeyboardView_gestureDynamicDistanceThresholdTo + * @attr ref R.styleable#MainKeyboardView_gestureSamplingMinimumDistance + * @attr ref R.styleable#MainKeyboardView_gestureRecognitionMinimumTime + * @attr ref R.styleable#MainKeyboardView_gestureRecognitionSpeedThreshold + * @attr ref R.styleable#MainKeyboardView_suppressKeyPreviewAfterBatchInputDuration */ -public class MainKeyboardView extends KeyboardView implements PointerTracker.KeyEventHandler, - SuddenJumpingTouchEventHandler.ProcessMotionEvent { +public final class MainKeyboardView extends KeyboardView implements PointerTracker.KeyEventHandler, + TouchScreenRegulator.ProcessMotionEvent { private static final String TAG = MainKeyboardView.class.getSimpleName(); // TODO: Kill process when the usability study mode was changed. @@ -127,16 +141,16 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key new WeakHashMap<Key, MoreKeysPanel>(); private final boolean mConfigShowMoreKeysKeyboardAtTouchedPoint; - private final SuddenJumpingTouchEventHandler mTouchScreenRegulator; + private final TouchScreenRegulator mTouchScreenRegulator; protected KeyDetector mKeyDetector; - private boolean mHasDistinctMultitouch; + private final boolean mHasDistinctMultitouch; private int mOldPointerCount = 1; private Key mOldKey; private final KeyTimerHandler mKeyTimerHandler; - private static class KeyTimerHandler extends StaticInnerHandlerWrapper<MainKeyboardView> + 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; @@ -192,7 +206,9 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key private void startKeyRepeatTimer(final PointerTracker tracker, final long delay) { final Key key = tracker.getKey(); - if (key == null) return; + if (key == null) { + return; + } sendMessageDelayed(obtainMessage(MSG_REPEAT_KEY, key.mCode, 0, tracker), delay); } @@ -215,7 +231,7 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key cancelLongPressTimer(); final int delay; switch (code) { - case Keyboard.CODE_SHIFT: + case Constants.CODE_SHIFT: delay = mLongPressShiftKeyTimeout; break; default: @@ -236,7 +252,7 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key final Key key = tracker.getKey(); final int delay; switch (key.mCode) { - case Keyboard.CODE_SHIFT: + case Constants.CODE_SHIFT: delay = mLongPressShiftKeyTimeout; break; default: @@ -293,7 +309,7 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key // When user hits the space or the enter key, just cancel the while-typing timer. final int typedCode = typedKey.mCode; - if (typedCode == Keyboard.CODE_SPACE || typedCode == Keyboard.CODE_ENTER) { + if (typedCode == Constants.CODE_SPACE || typedCode == Constants.CODE_ENTER) { startWhileTypingFadeinAnimation(keyboardView); return; } @@ -345,15 +361,19 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key public MainKeyboardView(final Context context, final AttributeSet attrs, final int defStyle) { super(context, attrs, defStyle); - mTouchScreenRegulator = new SuddenJumpingTouchEventHandler(getContext(), this); + mTouchScreenRegulator = new TouchScreenRegulator(context, this); - mHasDistinctMultitouch = context.getPackageManager() + final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); + final boolean forceNonDistinctMultitouch = prefs.getBoolean( + DebugSettings.FORCE_NON_DISTINCT_MULTITOUCH_KEY, false); + final boolean hasDistinctMultitouch = context.getPackageManager() .hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT); + mHasDistinctMultitouch = hasDistinctMultitouch && !forceNonDistinctMultitouch; final Resources res = getResources(); 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); @@ -378,7 +398,10 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key final float keyHysteresisDistance = a.getDimension( R.styleable.MainKeyboardView_keyHysteresisDistance, 0); - mKeyDetector = new KeyDetector(keyHysteresisDistance); + final float keyHysteresisDistanceForSlidingModifier = a.getDimension( + R.styleable.MainKeyboardView_keyHysteresisDistanceForSlidingModifier, 0); + mKeyDetector = new KeyDetector( + keyHysteresisDistance, keyHysteresisDistanceForSlidingModifier); mKeyTimerHandler = new KeyTimerHandler(this, a); mConfigShowMoreKeysKeyboardAtTouchedPoint = a.getBoolean( R.styleable.MainKeyboardView_showMoreKeysKeyboardAtTouchedPoint, false); @@ -394,7 +417,9 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key } private ObjectAnimator loadObjectAnimator(final int resId, final Object target) { - if (resId == 0) return null; + if (resId == 0) { + return null; + } final ObjectAnimator animator = (ObjectAnimator)AnimatorInflater.loadAnimator( getContext(), resId); if (animator != null) { @@ -403,20 +428,23 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key return animator; } - // Getter/setter methods for {@link ObjectAnimator}. + @ExternallyReferenced public int getLanguageOnSpacebarAnimAlpha() { return mLanguageOnSpacebarAnimAlpha; } + @ExternallyReferenced public void setLanguageOnSpacebarAnimAlpha(final int alpha) { mLanguageOnSpacebarAnimAlpha = alpha; invalidateKey(mSpaceKey); } + @ExternallyReferenced public int getAltCodeKeyWhileTypingAnimAlpha() { return mAltCodeKeyWhileTypingAnimAlpha; } + @ExternallyReferenced public void setAltCodeKeyWhileTypingAnimAlpha(final int alpha) { mAltCodeKeyWhileTypingAnimAlpha = alpha; updateAltCodeKeyWhileTyping(); @@ -466,10 +494,10 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key mKeyDetector.setKeyboard( keyboard, -getPaddingLeft(), -getPaddingTop() + mVerticalCorrection); PointerTracker.setKeyDetector(mKeyDetector); - mTouchScreenRegulator.setKeyboard(keyboard); + mTouchScreenRegulator.setKeyboardGeometry(keyboard.mOccupiedWidth); mMoreKeysPanelCache.clear(); - mSpaceKey = keyboard.getKey(Keyboard.CODE_SPACE); + mSpaceKey = keyboard.getKey(Constants.CODE_SPACE); mSpaceIcon = (mSpaceKey != null) ? mSpaceKey.getIcon(keyboard.mIconsSet, Constants.Color.ALPHA_OPAQUE) : null; final int keyHeight = keyboard.mMostCommonKeyHeight - keyboard.mVerticalGap; @@ -492,18 +520,6 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key PointerTracker.setGestureHandlingEnabledByUser(gestureHandlingEnabledByUser); } - /** - * Returns whether the device has distinct multi-touch panel. - * @return true if the device has distinct multi-touch panel. - */ - public boolean hasDistinctMultitouch() { - return mHasDistinctMultitouch; - } - - public void setDistinctMultitouch(final boolean hasDistinctMultitouch) { - mHasDistinctMultitouch = hasDistinctMultitouch; - } - @Override protected void onAttachedToWindow() { super.onAttachedToWindow(); @@ -539,21 +555,25 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key } // Check if we are already displaying popup panel. - if (mMoreKeysPanel != null) + if (mMoreKeysPanel != null) { return false; - if (parentKey == null) + } + if (parentKey == null) { return false; + } return onLongPress(parentKey, tracker); } // This default implementation returns a more keys panel. protected MoreKeysPanel onCreateMoreKeysPanel(final Key parentKey) { - if (parentKey.mMoreKeys == null) + if (parentKey.mMoreKeys == null) { return null; + } final View container = LayoutInflater.from(getContext()).inflate(mMoreKeysLayout, null); - if (container == null) + if (container == null) { throw new NullPointerException(); + } final MoreKeysKeyboardView moreKeysKeyboardView = (MoreKeysKeyboardView)container.findViewById(R.id.more_keys_keyboard_view); @@ -586,7 +606,7 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key KeyboardSwitcher.getInstance().hapticAndAudioFeedback(primaryCode); return true; } - if (primaryCode == Keyboard.CODE_SPACE || primaryCode == Keyboard.CODE_LANGUAGE_SWITCH) { + if (primaryCode == Constants.CODE_SPACE || primaryCode == Constants.CODE_LANGUAGE_SWITCH) { // Long pressing the space key invokes IME switcher dialog. if (invokeCustomRequest(LatinIME.CODE_SHOW_INPUT_METHOD_PICKER)) { tracker.onLongPressed(); @@ -614,8 +634,9 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key MoreKeysPanel moreKeysPanel = mMoreKeysPanelCache.get(parentKey); if (moreKeysPanel == null) { moreKeysPanel = onCreateMoreKeysPanel(parentKey); - if (moreKeysPanel == null) + if (moreKeysPanel == null) { return false; + } mMoreKeysPanelCache.put(parentKey, moreKeysPanel); } if (mMoreKeysWindow == null) { @@ -651,9 +672,8 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key public boolean isInSlidingKeyInput() { if (mMoreKeysPanel != null) { return true; - } else { - return PointerTracker.isAnyInSlidingKeyInput(); } + return PointerTracker.isAnyInSlidingKeyInput(); } public int getPointerCount() { @@ -702,39 +722,15 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key x = (int)me.getX(index); y = (int)me.getY(index); } - if (ENABLE_USABILITY_STUDY_LOG) { - final String eventTag; - switch (action) { - case MotionEvent.ACTION_UP: - eventTag = "[Up]"; - break; - case MotionEvent.ACTION_DOWN: - eventTag = "[Down]"; - break; - case MotionEvent.ACTION_POINTER_UP: - eventTag = "[PointerUp]"; - break; - case MotionEvent.ACTION_POINTER_DOWN: - eventTag = "[PointerDown]"; - break; - case MotionEvent.ACTION_MOVE: // Skip this as being logged below - eventTag = ""; - break; - default: - eventTag = "[Action" + action + "]"; - break; - } - if (!TextUtils.isEmpty(eventTag)) { - final float size = me.getSize(index); - final float pressure = me.getPressure(index); - UsabilityStudyLogUtils.getInstance().write( - eventTag + eventTime + "," + id + "," + x + "," + y + "," - + size + "," + pressure); - } + // TODO: This might be moved to the tracker.processMotionEvent() call below. + if (ENABLE_USABILITY_STUDY_LOG && action != MotionEvent.ACTION_MOVE) { + writeUsabilityStudyLog(me, action, eventTime, index, id, x, y); } + // TODO: This should be moved to the tracker.processMotionEvent() call below. + // Currently the same "move" event is being logged twice. if (ProductionFlag.IS_EXPERIMENTAL) { - ResearchLogger.mainKeyboardView_processMotionEvent(me, action, eventTime, index, id, - x, y); + ResearchLogger.mainKeyboardView_processMotionEvent( + me, action, eventTime, index, id, x, y); } if (mKeyTimerHandler.isInKeyRepeat()) { @@ -760,8 +756,9 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key final Key newKey = tracker.getKeyOn(x, y); if (mOldKey != newKey) { tracker.onDownEvent(x, y, eventTime, this); - if (action == MotionEvent.ACTION_UP) + if (action == MotionEvent.ACTION_UP) { tracker.onUpEvent(x, y, eventTime); + } } } else if (pointerCount == 2 && oldPointerCount == 1) { // Single-touch to multi-touch transition. @@ -798,15 +795,11 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key } tracker.onMoveEvent(px, py, eventTime, motionEvent); if (ENABLE_USABILITY_STUDY_LOG) { - final float pointerSize = me.getSize(i); - final float pointerPressure = me.getPressure(i); - UsabilityStudyLogUtils.getInstance().write("[Move]" + eventTime + "," - + pointerId + "," + px + "," + py + "," - + pointerSize + "," + pointerPressure); + writeUsabilityStudyLog(me, action, eventTime, i, pointerId, px, py); } if (ProductionFlag.IS_EXPERIMENTAL) { - ResearchLogger.mainKeyboardView_processMotionEvent(me, action, eventTime, - i, pointerId, px, py); + ResearchLogger.mainKeyboardView_processMotionEvent( + me, action, eventTime, i, pointerId, px, py); } } } else { @@ -817,6 +810,35 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key return true; } + private static void writeUsabilityStudyLog(final MotionEvent me, final int action, + final long eventTime, final int index, final int id, final int x, final int y) { + final String eventTag; + switch (action) { + case MotionEvent.ACTION_UP: + eventTag = "[Up]"; + break; + case MotionEvent.ACTION_DOWN: + eventTag = "[Down]"; + break; + case MotionEvent.ACTION_POINTER_UP: + eventTag = "[PointerUp]"; + break; + case MotionEvent.ACTION_POINTER_DOWN: + eventTag = "[PointerDown]"; + break; + case MotionEvent.ACTION_MOVE: + eventTag = "[Move]"; + break; + default: + eventTag = "[Action" + action + "]"; + break; + } + final float size = me.getSize(index); + final float pressure = me.getPressure(index); + UsabilityStudyLogUtils.getInstance().write( + eventTag + eventTime + "," + id + "," + x + "," + y + "," + size + "," + pressure); + } + @Override public void closing() { super.closing(); @@ -826,14 +848,14 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key @Override public boolean dismissMoreKeysPanel() { - if (mMoreKeysWindow != null && mMoreKeysWindow.isShowing()) { - mMoreKeysWindow.dismiss(); - mMoreKeysPanel = null; - mMoreKeysPanelPointerTrackerId = -1; - dimEntireKeyboard(false); - return true; + if (mMoreKeysWindow == null || !mMoreKeysWindow.isShowing()) { + return false; } - return false; + mMoreKeysWindow.dismiss(); + mMoreKeysPanel = null; + mMoreKeysPanelPointerTrackerId = -1; + dimEntireKeyboard(false); + return true; } /** @@ -856,16 +878,22 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key public void updateShortcutKey(final boolean available) { final Keyboard keyboard = getKeyboard(); - if (keyboard == null) return; - final Key shortcutKey = keyboard.getKey(Keyboard.CODE_SHORTCUT); - if (shortcutKey == null) return; + if (keyboard == null) { + return; + } + final Key shortcutKey = keyboard.getKey(Constants.CODE_SHORTCUT); + if (shortcutKey == null) { + return; + } shortcutKey.setEnabled(available); invalidateKey(shortcutKey); } private void updateAltCodeKeyWhileTyping() { final Keyboard keyboard = getKeyboard(); - if (keyboard == null) return; + if (keyboard == null) { + return; + } for (final Key key : keyboard.mAltCodeKeysWhileTyping) { invalidateKey(key); } @@ -895,7 +923,9 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key } public void updateAutoCorrectionState(final boolean isAutoCorrection) { - if (!mAutoCorrectionSpacebarLedEnabled) return; + if (!mAutoCorrectionSpacebarLedEnabled) { + return; + } mAutoCorrectionSpacebarLedOn = isAutoCorrection; invalidateKey(mSpaceKey); } @@ -906,13 +936,13 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key if (key.altCodeWhileTyping() && key.isEnabled()) { params.mAnimAlpha = mAltCodeKeyWhileTypingAnimAlpha; } - if (key.mCode == Keyboard.CODE_SPACE) { + if (key.mCode == Constants.CODE_SPACE) { drawSpacebar(key, canvas, paint); // Whether space key needs to show the "..." popup hint for special purposes if (key.isLongPressEnabled() && mHasMultipleEnabledIMEsOrSubtypes) { drawKeyPopupHint(key, canvas, paint, params); } - } else if (key.mCode == Keyboard.CODE_LANGUAGE_SWITCH) { + } else if (key.mCode == Constants.CODE_LANGUAGE_SWITCH) { super.onDrawKeyTopVisuals(key, canvas, paint, params); drawKeyPopupHint(key, canvas, paint, params); } else { @@ -923,10 +953,14 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key private boolean fitsTextIntoWidth(final int width, final String text, final Paint paint) { paint.setTextScaleX(1.0f); final float textWidth = getLabelWidth(text, paint); - if (textWidth < width) return true; + if (textWidth < width) { + return true; + } final float scaleX = width / textWidth; - if (scaleX < MINIMUM_XSCALE_OF_LANGUAGE_NAME) return false; + if (scaleX < MINIMUM_XSCALE_OF_LANGUAGE_NAME) { + return false; + } paint.setTextScaleX(scaleX); return getLabelWidth(text, paint) < width; @@ -936,19 +970,19 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key private String layoutLanguageOnSpacebar(final Paint paint, final InputMethodSubtype subtype, final int width) { // Choose appropriate language name to fit into the width. - String text = getFullDisplayName(subtype, getResources()); - if (fitsTextIntoWidth(width, text, paint)) { - return text; + final String fullText = getFullDisplayName(subtype, getResources()); + if (fitsTextIntoWidth(width, fullText, paint)) { + return fullText; } - text = getMiddleDisplayName(subtype); - if (fitsTextIntoWidth(width, text, paint)) { - return text; + final String middleText = getMiddleDisplayName(subtype); + if (fitsTextIntoWidth(width, middleText, paint)) { + return middleText; } - text = getShortDisplayName(subtype); - if (fitsTextIntoWidth(width, text, paint)) { - return text; + final String shortText = getShortDisplayName(subtype); + if (fitsTextIntoWidth(width, shortText, paint)) { + return shortText; } return ""; |