diff --git a/java/res/layout/emoji_keyboard_page.xml b/java/res/layout/emoji_keyboard_page.xml deleted file mode 100644 index 3e5881783..000000000 --- a/java/res/layout/emoji_keyboard_page.xml +++ /dev/null @@ -1,26 +0,0 @@ - - - - diff --git a/java/res/layout/emoji_keyboard_tab_icon.xml b/java/res/layout/emoji_keyboard_tab_icon.xml deleted file mode 100644 index 15f9c3a3e..000000000 --- a/java/res/layout/emoji_keyboard_tab_icon.xml +++ /dev/null @@ -1,33 +0,0 @@ - - - - - - diff --git a/java/res/layout/emoji_palettes_view.xml b/java/res/layout/emoji_palettes_view.xml deleted file mode 100644 index df1b61ba3..000000000 --- a/java/res/layout/emoji_palettes_view.xml +++ /dev/null @@ -1,132 +0,0 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - diff --git a/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPageKeyboardView.java b/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPageKeyboardView.java deleted file mode 100644 index d7f2556ef..000000000 --- a/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPageKeyboardView.java +++ /dev/null @@ -1,233 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package org.futo.inputmethod.keyboard.emoji; - -import android.content.Context; -import android.os.Handler; -import android.util.AttributeSet; -import android.view.GestureDetector; -import android.view.MotionEvent; -import android.view.accessibility.AccessibilityEvent; - -import org.futo.inputmethod.accessibility.AccessibilityUtils; -import org.futo.inputmethod.accessibility.KeyboardAccessibilityDelegate; -import org.futo.inputmethod.keyboard.Key; -import org.futo.inputmethod.keyboard.KeyDetector; -import org.futo.inputmethod.keyboard.Keyboard; -import org.futo.inputmethod.keyboard.KeyboardView; -import org.futo.inputmethod.latin.R; - -/** - * This is an extended {@link KeyboardView} class that hosts an emoji page keyboard. - * Multi-touch unsupported. No gesture support. - */ -// TODO: Implement key popup preview. -public final class EmojiPageKeyboardView extends KeyboardView implements - GestureDetector.OnGestureListener { - private static final long KEY_PRESS_DELAY_TIME = 250; // msec - private static final long KEY_RELEASE_DELAY_TIME = 30; // msec - - public interface OnKeyEventListener { - public void onPressKey(Key key); - public void onReleaseKey(Key key); - } - - private static final OnKeyEventListener EMPTY_LISTENER = new OnKeyEventListener() { - @Override - public void onPressKey(final Key key) {} - @Override - public void onReleaseKey(final Key key) {} - }; - - private OnKeyEventListener mListener = EMPTY_LISTENER; - private final KeyDetector mKeyDetector = new KeyDetector(); - private final GestureDetector mGestureDetector; - private KeyboardAccessibilityDelegate mAccessibilityDelegate; - - public EmojiPageKeyboardView(final Context context, final AttributeSet attrs) { - this(context, attrs, R.attr.keyboardViewStyle); - } - - public EmojiPageKeyboardView(final Context context, final AttributeSet attrs, - final int defStyle) { - super(context, attrs, defStyle); - mGestureDetector = new GestureDetector(context, this); - mGestureDetector.setIsLongpressEnabled(false /* isLongpressEnabled */); - mHandler = new Handler(); - } - - public void setOnKeyEventListener(final OnKeyEventListener listener) { - mListener = listener; - } - - /** - * {@inheritDoc} - */ - @Override - public void setKeyboard(final Keyboard keyboard) { - super.setKeyboard(keyboard); - mKeyDetector.setKeyboard(keyboard, 0 /* correctionX */, 0 /* correctionY */); - if (AccessibilityUtils.getInstance().isAccessibilityEnabled()) { - if (mAccessibilityDelegate == null) { - mAccessibilityDelegate = new KeyboardAccessibilityDelegate<>(this, mKeyDetector); - } - mAccessibilityDelegate.setKeyboard(keyboard); - } else { - mAccessibilityDelegate = null; - } - } - - @Override - public boolean dispatchPopulateAccessibilityEvent(final AccessibilityEvent event) { - // Don't populate accessibility event with all Emoji keys. - return true; - } - - /** - * {@inheritDoc} - */ - @Override - public boolean onHoverEvent(final MotionEvent event) { - final KeyboardAccessibilityDelegate accessibilityDelegate = - mAccessibilityDelegate; - if (accessibilityDelegate != null - && AccessibilityUtils.getInstance().isTouchExplorationEnabled()) { - return accessibilityDelegate.onHoverEvent(event); - } - return super.onHoverEvent(event); - } - - /** - * {@inheritDoc} - */ - @Override - public boolean onTouchEvent(final MotionEvent e) { - if (mGestureDetector.onTouchEvent(e)) { - return true; - } - final Key key = getKey(e); - if (key != null && key != mCurrentKey) { - releaseCurrentKey(false /* withKeyRegistering */); - } - return true; - } - - // {@link GestureEnabler#OnGestureListener} methods. - private Key mCurrentKey; - private Runnable mPendingKeyDown; - private final Handler mHandler; - - private Key getKey(final MotionEvent e) { - final int index = e.getActionIndex(); - final int x = (int)e.getX(index); - final int y = (int)e.getY(index); - return mKeyDetector.detectHitKey(x, y); - } - - void callListenerOnReleaseKey(final Key releasedKey, final boolean withKeyRegistering) { - releasedKey.onReleased(); - invalidateKey(releasedKey); - if (withKeyRegistering) { - mListener.onReleaseKey(releasedKey); - } - } - - void callListenerOnPressKey(final Key pressedKey) { - mPendingKeyDown = null; - pressedKey.onPressed(); - invalidateKey(pressedKey); - mListener.onPressKey(pressedKey); - } - - public void releaseCurrentKey(final boolean withKeyRegistering) { - mHandler.removeCallbacks(mPendingKeyDown); - mPendingKeyDown = null; - final Key currentKey = mCurrentKey; - if (currentKey == null) { - return; - } - callListenerOnReleaseKey(currentKey, withKeyRegistering); - mCurrentKey = null; - } - - @Override - public boolean onDown(final MotionEvent e) { - final Key key = getKey(e); - releaseCurrentKey(false /* withKeyRegistering */); - mCurrentKey = key; - if (key == null) { - return false; - } - // Do not trigger key-down effect right now in case this is actually a fling action. - mPendingKeyDown = new Runnable() { - @Override - public void run() { - callListenerOnPressKey(key); - } - }; - mHandler.postDelayed(mPendingKeyDown, KEY_PRESS_DELAY_TIME); - return false; - } - - @Override - public void onShowPress(final MotionEvent e) { - // User feedback is done at {@link #onDown(MotionEvent)}. - } - - @Override - public boolean onSingleTapUp(final MotionEvent e) { - final Key key = getKey(e); - final Runnable pendingKeyDown = mPendingKeyDown; - final Key currentKey = mCurrentKey; - releaseCurrentKey(false /* withKeyRegistering */); - if (key == null) { - return false; - } - if (key == currentKey && pendingKeyDown != null) { - pendingKeyDown.run(); - // Trigger key-release event a little later so that a user can see visual feedback. - mHandler.postDelayed(new Runnable() { - @Override - public void run() { - callListenerOnReleaseKey(key, true /* withRegistering */); - } - }, KEY_RELEASE_DELAY_TIME); - } else { - callListenerOnReleaseKey(key, true /* withRegistering */); - } - return true; - } - - @Override - public boolean onScroll(final MotionEvent e1, final MotionEvent e2, final float distanceX, - final float distanceY) { - releaseCurrentKey(false /* withKeyRegistering */); - return false; - } - - @Override - public boolean onFling(final MotionEvent e1, final MotionEvent e2, final float velocityX, - final float velocityY) { - releaseCurrentKey(false /* withKeyRegistering */); - return false; - } - - @Override - public void onLongPress(final MotionEvent e) { - // Long press detection of {@link #mGestureDetector} is disabled and not used. - } -} diff --git a/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPalettesAdapter.java b/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPalettesAdapter.java deleted file mode 100644 index 9103ee236..000000000 --- a/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPalettesAdapter.java +++ /dev/null @@ -1,149 +0,0 @@ -/* - * Copyright (C) 2014 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package org.futo.inputmethod.keyboard.emoji; - -import androidx.viewpager.widget.PagerAdapter; -import android.util.Log; -import android.util.SparseArray; -import android.view.LayoutInflater; -import android.view.View; -import android.view.ViewGroup; - -import org.futo.inputmethod.keyboard.Key; -import org.futo.inputmethod.keyboard.Keyboard; -import org.futo.inputmethod.keyboard.KeyboardView; -import org.futo.inputmethod.latin.R; - -final class EmojiPalettesAdapter extends PagerAdapter { - private static final String TAG = EmojiPalettesAdapter.class.getSimpleName(); - private static final boolean DEBUG_PAGER = false; - - private final EmojiPageKeyboardView.OnKeyEventListener mListener; - private final DynamicGridKeyboard mRecentsKeyboard; - private final SparseArray mActiveKeyboardViews = new SparseArray<>(); - private final EmojiCategory mEmojiCategory; - private int mActivePosition = 0; - - public EmojiPalettesAdapter(final EmojiCategory emojiCategory, - final EmojiPageKeyboardView.OnKeyEventListener listener) { - mEmojiCategory = emojiCategory; - mListener = listener; - mRecentsKeyboard = mEmojiCategory.getKeyboard(EmojiCategory.ID_RECENTS, 0); - } - - public void flushPendingRecentKeys() { - mRecentsKeyboard.flushPendingRecentKeys(); - final KeyboardView recentKeyboardView = - mActiveKeyboardViews.get(mEmojiCategory.getRecentTabId()); - if (recentKeyboardView != null) { - recentKeyboardView.invalidateAllKeys(); - } - } - - public void addRecentKey(final Key key) { - if (mEmojiCategory.isInRecentTab()) { - mRecentsKeyboard.addPendingKey(key); - return; - } - mRecentsKeyboard.addKeyFirst(key); - final KeyboardView recentKeyboardView = - mActiveKeyboardViews.get(mEmojiCategory.getRecentTabId()); - if (recentKeyboardView != null) { - recentKeyboardView.invalidateAllKeys(); - } - } - - public void onPageScrolled() { - releaseCurrentKey(false /* withKeyRegistering */); - } - - public void releaseCurrentKey(final boolean withKeyRegistering) { - // Make sure the delayed key-down event (highlight effect and haptic feedback) will be - // canceled. - final EmojiPageKeyboardView currentKeyboardView = - mActiveKeyboardViews.get(mActivePosition); - if (currentKeyboardView == null) { - return; - } - currentKeyboardView.releaseCurrentKey(withKeyRegistering); - } - - @Override - public int getCount() { - return mEmojiCategory.getTotalPageCountOfAllCategories(); - } - - @Override - public void setPrimaryItem(final ViewGroup container, final int position, - final Object object) { - if (mActivePosition == position) { - return; - } - final EmojiPageKeyboardView oldKeyboardView = mActiveKeyboardViews.get(mActivePosition); - if (oldKeyboardView != null) { - oldKeyboardView.releaseCurrentKey(false /* withKeyRegistering */); - oldKeyboardView.deallocateMemory(); - } - mActivePosition = position; - } - - @Override - public Object instantiateItem(final ViewGroup container, final int position) { - if (DEBUG_PAGER) { - Log.d(TAG, "instantiate item: " + position); - } - final EmojiPageKeyboardView oldKeyboardView = mActiveKeyboardViews.get(position); - if (oldKeyboardView != null) { - oldKeyboardView.deallocateMemory(); - // This may be redundant but wanted to be safer.. - mActiveKeyboardViews.remove(position); - } - final Keyboard keyboard = - mEmojiCategory.getKeyboardFromPagePosition(position); - final LayoutInflater inflater = LayoutInflater.from(container.getContext()); - final EmojiPageKeyboardView keyboardView = (EmojiPageKeyboardView)inflater.inflate( - R.layout.emoji_keyboard_page, container, false /* attachToRoot */); - keyboardView.setKeyboard(keyboard); - keyboardView.setOnKeyEventListener(mListener); - container.addView(keyboardView); - mActiveKeyboardViews.put(position, keyboardView); - return keyboardView; - } - - @Override - public boolean isViewFromObject(final View view, final Object object) { - return view == object; - } - - @Override - public void destroyItem(final ViewGroup container, final int position, - final Object object) { - if (DEBUG_PAGER) { - Log.d(TAG, "destroy item: " + position + ", " + object.getClass().getSimpleName()); - } - final EmojiPageKeyboardView keyboardView = mActiveKeyboardViews.get(position); - if (keyboardView != null) { - keyboardView.deallocateMemory(); - mActiveKeyboardViews.remove(position); - } - if (object instanceof View) { - container.removeView((View)object); - } else { - Log.w(TAG, "Warning!!! Emoji palette may be leaking. " + object); - } - } -} diff --git a/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPalettesView.java b/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPalettesView.java deleted file mode 100644 index c3568ffd0..000000000 --- a/java/src/org/futo/inputmethod/keyboard/emoji/EmojiPalettesView.java +++ /dev/null @@ -1,487 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package org.futo.inputmethod.keyboard.emoji; - -import static org.futo.inputmethod.latin.common.Constants.NOT_A_COORDINATE; - -import android.content.Context; -import android.content.res.Resources; -import android.content.res.TypedArray; -import android.graphics.Color; -import android.graphics.drawable.Drawable; -import android.preference.PreferenceManager; -import androidx.viewpager.widget.ViewPager; -import android.util.AttributeSet; -import android.util.Pair; -import android.util.TypedValue; -import android.view.LayoutInflater; -import android.view.MotionEvent; -import android.view.View; -import android.widget.ImageButton; -import android.widget.ImageView; -import android.widget.LinearLayout; -import android.widget.TabHost; -import android.widget.TabHost.OnTabChangeListener; -import android.widget.TabWidget; -import android.widget.TextView; - -import org.futo.inputmethod.keyboard.Key; -import org.futo.inputmethod.keyboard.KeyboardActionListener; -import org.futo.inputmethod.keyboard.KeyboardLayoutSet; -import org.futo.inputmethod.keyboard.KeyboardView; -import org.futo.inputmethod.keyboard.internal.KeyDrawParams; -import org.futo.inputmethod.keyboard.internal.KeyVisualAttributes; -import org.futo.inputmethod.keyboard.internal.KeyboardIconsSet; -import org.futo.inputmethod.latin.AudioAndHapticFeedbackManager; -import org.futo.inputmethod.latin.R; -import org.futo.inputmethod.latin.RichInputMethodSubtype; -import org.futo.inputmethod.latin.common.Constants; -import org.futo.inputmethod.latin.utils.ResourceUtils; - -/** - * View class to implement Emoji palettes. - * The Emoji keyboard consists of group of views layout/emoji_palettes_view. - *
    - *
  1. Emoji category tabs. - *
  2. Delete button. - *
  3. Emoji keyboard pages that can be scrolled by swiping horizontally or by selecting a tab. - *
  4. Back to main keyboard button and enter button. - *
- * Because of the above reasons, this class doesn't extend {@link KeyboardView}. - */ -public final class EmojiPalettesView extends LinearLayout implements OnTabChangeListener, - ViewPager.OnPageChangeListener, View.OnClickListener, View.OnTouchListener, - EmojiPageKeyboardView.OnKeyEventListener { - private final int mFunctionalKeyBackgroundId; - private final int mSpacebarBackgroundId; - private final boolean mCategoryIndicatorEnabled; - private final int mCategoryIndicatorDrawableResId; - private final int mCategoryIndicatorBackgroundResId; - private final int mCategoryPageIndicatorColor; - private final int mCategoryPageIndicatorBackground; - private EmojiPalettesAdapter mEmojiPalettesAdapter; - private final EmojiLayoutParams mEmojiLayoutParams; - private final DeleteKeyOnTouchListener mDeleteKeyOnTouchListener; - - private ImageButton mDeleteKey; - private TextView mAlphabetKeyLeft; - private TextView mAlphabetKeyRight; - private View mSpacebar; - // TODO: Remove this workaround. - private View mSpacebarIcon; - private TabHost mTabHost; - private ViewPager mEmojiPager; - private int mCurrentPagerPosition = 0; - private EmojiCategoryPageIndicatorView mEmojiCategoryPageIndicatorView; - - private KeyboardActionListener mKeyboardActionListener = KeyboardActionListener.EMPTY_LISTENER; - - private final EmojiCategory mEmojiCategory; - - public EmojiPalettesView(final Context context, final AttributeSet attrs) { - this(context, attrs, R.attr.emojiPalettesViewStyle); - } - - public EmojiPalettesView(final Context context, final AttributeSet attrs, final int defStyle) { - super(context, attrs, defStyle); - final TypedArray keyboardViewAttr = context.obtainStyledAttributes(attrs, - R.styleable.KeyboardView, defStyle, R.style.KeyboardView); - final int keyBackgroundId = keyboardViewAttr.getResourceId( - R.styleable.KeyboardView_keyBackground, 0); - mFunctionalKeyBackgroundId = keyboardViewAttr.getResourceId( - R.styleable.KeyboardView_functionalKeyBackground, keyBackgroundId); - mSpacebarBackgroundId = keyboardViewAttr.getResourceId( - R.styleable.KeyboardView_spacebarBackground, keyBackgroundId); - keyboardViewAttr.recycle(); - final KeyboardLayoutSet.Builder builder = new KeyboardLayoutSet.Builder( - context, null /* editorInfo */); - final Resources res = context.getResources(); - mEmojiLayoutParams = new EmojiLayoutParams(res); - builder.setSubtype(RichInputMethodSubtype.getEmojiSubtype()); - builder.setKeyboardGeometry(ResourceUtils.getDefaultKeyboardWidth(res), - mEmojiLayoutParams.mEmojiKeyboardHeight); - final KeyboardLayoutSet layoutSet = builder.build(); - final TypedArray emojiPalettesViewAttr = context.obtainStyledAttributes(attrs, - R.styleable.EmojiPalettesView, defStyle, R.style.EmojiPalettesView); - mEmojiCategory = new EmojiCategory(PreferenceManager.getDefaultSharedPreferences(context), - res, layoutSet, emojiPalettesViewAttr); - mCategoryIndicatorEnabled = emojiPalettesViewAttr.getBoolean( - R.styleable.EmojiPalettesView_categoryIndicatorEnabled, false); - mCategoryIndicatorDrawableResId = emojiPalettesViewAttr.getResourceId( - R.styleable.EmojiPalettesView_categoryIndicatorDrawable, 0); - mCategoryIndicatorBackgroundResId = emojiPalettesViewAttr.getResourceId( - R.styleable.EmojiPalettesView_categoryIndicatorBackground, 0); - mCategoryPageIndicatorColor = emojiPalettesViewAttr.getColor( - R.styleable.EmojiPalettesView_categoryPageIndicatorColor, 0); - mCategoryPageIndicatorBackground = emojiPalettesViewAttr.getColor( - R.styleable.EmojiPalettesView_categoryPageIndicatorBackground, 0); - emojiPalettesViewAttr.recycle(); - mDeleteKeyOnTouchListener = new DeleteKeyOnTouchListener(); - } - - @Override - protected void onMeasure(final int widthMeasureSpec, final int heightMeasureSpec) { - super.onMeasure(widthMeasureSpec, heightMeasureSpec); - final Resources res = getContext().getResources(); - // The main keyboard expands to the entire this {@link KeyboardView}. - final int width = ResourceUtils.getDefaultKeyboardWidth(res) - + getPaddingLeft() + getPaddingRight(); - final int height = ResourceUtils.getDefaultKeyboardHeight(res) - + res.getDimensionPixelSize(R.dimen.config_suggestions_strip_height) - + getPaddingTop() + getPaddingBottom(); - setMeasuredDimension(width, height); - } - - private void addTab(final TabHost host, final int categoryId) { - final String tabId = EmojiCategory.getCategoryName(categoryId, 0 /* categoryPageId */); - final TabHost.TabSpec tspec = host.newTabSpec(tabId); - tspec.setContent(R.id.emoji_keyboard_dummy); - final ImageView iconView = (ImageView)LayoutInflater.from(getContext()).inflate( - R.layout.emoji_keyboard_tab_icon, null); - // TODO: Replace background color with its own setting rather than using the - // category page indicator background as a workaround. - iconView.setBackgroundColor(mCategoryPageIndicatorBackground); - iconView.setImageResource(mEmojiCategory.getCategoryTabIcon(categoryId)); - iconView.setContentDescription(mEmojiCategory.getAccessibilityDescription(categoryId)); - tspec.setIndicator(iconView); - host.addTab(tspec); - } - - @Override - protected void onFinishInflate() { - super.onFinishInflate(); - mTabHost = (TabHost) findViewById(R.id.emoji_category_tabhost); - mTabHost.setup(); - for (final EmojiCategory.CategoryProperties properties - : mEmojiCategory.getShownCategories()) { - addTab(mTabHost, properties.mCategoryId); - } - mTabHost.setOnTabChangedListener(this); - final TabWidget tabWidget = mTabHost.getTabWidget(); - tabWidget.setStripEnabled(mCategoryIndicatorEnabled); - if (mCategoryIndicatorEnabled) { - // On TabWidget's strip, what looks like an indicator is actually a background. - // And what looks like a background are actually left and right drawables. - tabWidget.setBackgroundResource(mCategoryIndicatorDrawableResId); - tabWidget.setLeftStripDrawable(mCategoryIndicatorBackgroundResId); - tabWidget.setRightStripDrawable(mCategoryIndicatorBackgroundResId); - } - - mEmojiPalettesAdapter = new EmojiPalettesAdapter(mEmojiCategory, this); - - mEmojiPager = (ViewPager) findViewById(R.id.emoji_keyboard_pager); - mEmojiPager.setAdapter(mEmojiPalettesAdapter); - mEmojiPager.setOnPageChangeListener(this); - mEmojiPager.setOffscreenPageLimit(0); - mEmojiPager.setPersistentDrawingCache(PERSISTENT_NO_CACHE); - mEmojiLayoutParams.setPagerProperties(mEmojiPager); - - mEmojiCategoryPageIndicatorView = - (EmojiCategoryPageIndicatorView) findViewById(R.id.emoji_category_page_id_view); - mEmojiCategoryPageIndicatorView.setColors( - mCategoryPageIndicatorColor, mCategoryPageIndicatorBackground); - mEmojiLayoutParams.setCategoryPageIdViewProperties(mEmojiCategoryPageIndicatorView); - - setCurrentCategoryId(mEmojiCategory.getCurrentCategoryId(), true /* force */); - - final LinearLayout actionBar = (LinearLayout) findViewById(R.id.emoji_action_bar); - mEmojiLayoutParams.setActionBarProperties(actionBar); - - // deleteKey depends only on OnTouchListener. - mDeleteKey = (ImageButton) findViewById(R.id.emoji_keyboard_delete); - mDeleteKey.setBackgroundResource(mFunctionalKeyBackgroundId); - mDeleteKey.setTag(Constants.CODE_DELETE); - mDeleteKey.setOnTouchListener(mDeleteKeyOnTouchListener); - - // {@link #mAlphabetKeyLeft}, {@link #mAlphabetKeyRight, and spaceKey depend on - // {@link View.OnClickListener} as well as {@link View.OnTouchListener}. - // {@link View.OnTouchListener} is used as the trigger of key-press, while - // {@link View.OnClickListener} is used as the trigger of key-release which does not occur - // if the event is canceled by moving off the finger from the view. - // The text on alphabet keys are set at - // {@link #startEmojiPalettes(String,int,float,Typeface)}. - mAlphabetKeyLeft = (TextView) findViewById(R.id.emoji_keyboard_alphabet_left); - mAlphabetKeyLeft.setBackgroundResource(mFunctionalKeyBackgroundId); - mAlphabetKeyLeft.setTag(Constants.CODE_ALPHA_FROM_EMOJI); - mAlphabetKeyLeft.setOnTouchListener(this); - mAlphabetKeyLeft.setOnClickListener(this); - mAlphabetKeyRight = (TextView) findViewById(R.id.emoji_keyboard_alphabet_right); - mAlphabetKeyRight.setBackgroundResource(mFunctionalKeyBackgroundId); - mAlphabetKeyRight.setTag(Constants.CODE_ALPHA_FROM_EMOJI); - mAlphabetKeyRight.setOnTouchListener(this); - mAlphabetKeyRight.setOnClickListener(this); - mSpacebar = findViewById(R.id.emoji_keyboard_space); - mSpacebar.setBackgroundResource(mSpacebarBackgroundId); - mSpacebar.setTag(Constants.CODE_SPACE); - mSpacebar.setOnTouchListener(this); - mSpacebar.setOnClickListener(this); - mEmojiLayoutParams.setKeyProperties(mSpacebar); - mSpacebarIcon = findViewById(R.id.emoji_keyboard_space_icon); - } - - @Override - public boolean dispatchTouchEvent(final MotionEvent ev) { - // Add here to the stack trace to nail down the {@link IllegalArgumentException} exception - // in MotionEvent that sporadically happens. - // TODO: Remove this override method once the issue has been addressed. - return super.dispatchTouchEvent(ev); - } - - @Override - public void onTabChanged(final String tabId) { - AudioAndHapticFeedbackManager.getInstance().performHapticAndAudioFeedback( - Constants.CODE_UNSPECIFIED, this); - final int categoryId = mEmojiCategory.getCategoryId(tabId); - setCurrentCategoryId(categoryId, false /* force */); - updateEmojiCategoryPageIdView(); - } - - @Override - public void onPageSelected(final int position) { - final Pair newPos = - mEmojiCategory.getCategoryIdAndPageIdFromPagePosition(position); - setCurrentCategoryId(newPos.first /* categoryId */, false /* force */); - mEmojiCategory.setCurrentCategoryPageId(newPos.second /* categoryPageId */); - updateEmojiCategoryPageIdView(); - mCurrentPagerPosition = position; - } - - @Override - public void onPageScrollStateChanged(final int state) { - // Ignore this message. Only want the actual page selected. - } - - @Override - public void onPageScrolled(final int position, final float positionOffset, - final int positionOffsetPixels) { - mEmojiPalettesAdapter.onPageScrolled(); - final Pair newPos = - mEmojiCategory.getCategoryIdAndPageIdFromPagePosition(position); - final int newCategoryId = newPos.first; - final int newCategorySize = mEmojiCategory.getCategoryPageSize(newCategoryId); - final int currentCategoryId = mEmojiCategory.getCurrentCategoryId(); - final int currentCategoryPageId = mEmojiCategory.getCurrentCategoryPageId(); - final int currentCategorySize = mEmojiCategory.getCurrentCategoryPageSize(); - if (newCategoryId == currentCategoryId) { - mEmojiCategoryPageIndicatorView.setCategoryPageId( - newCategorySize, newPos.second, positionOffset); - } else if (newCategoryId > currentCategoryId) { - mEmojiCategoryPageIndicatorView.setCategoryPageId( - currentCategorySize, currentCategoryPageId, positionOffset); - } else if (newCategoryId < currentCategoryId) { - mEmojiCategoryPageIndicatorView.setCategoryPageId( - currentCategorySize, currentCategoryPageId, positionOffset - 1); - } - } - - /** - * Called from {@link EmojiPageKeyboardView} through {@link android.view.View.OnTouchListener} - * interface to handle touch events from View-based elements such as the space bar. - * Note that this method is used only for observing {@link MotionEvent#ACTION_DOWN} to trigger - * {@link KeyboardActionListener#onPressKey}. {@link KeyboardActionListener#onReleaseKey} will - * be covered by {@link #onClick} as long as the event is not canceled. - */ - @Override - public boolean onTouch(final View v, final MotionEvent event) { - if (event.getActionMasked() != MotionEvent.ACTION_DOWN) { - return false; - } - final Object tag = v.getTag(); - if (!(tag instanceof Integer)) { - return false; - } - final int code = (Integer) tag; - mKeyboardActionListener.onPressKey( - code, 0 /* repeatCount */, true /* isSinglePointer */); - // It's important to return false here. Otherwise, {@link #onClick} and touch-down visual - // feedback stop working. - return false; - } - - /** - * Called from {@link EmojiPageKeyboardView} through {@link android.view.View.OnClickListener} - * interface to handle non-canceled touch-up events from View-based elements such as the space - * bar. - */ - @Override - public void onClick(View v) { - final Object tag = v.getTag(); - if (!(tag instanceof Integer)) { - return; - } - final int code = (Integer) tag; - mKeyboardActionListener.onCodeInput(code, NOT_A_COORDINATE, NOT_A_COORDINATE, - false /* isKeyRepeat */); - mKeyboardActionListener.onReleaseKey(code, false /* withSliding */); - } - - /** - * Called from {@link EmojiPageKeyboardView} through - * {@link org.futo.inputmethod.keyboard.emoji.EmojiPageKeyboardView.OnKeyEventListener} - * interface to handle touch events from non-View-based elements such as Emoji buttons. - */ - @Override - public void onPressKey(final Key key) { - final int code = key.getCode(); - mKeyboardActionListener.onPressKey(code, 0 /* repeatCount */, true /* isSinglePointer */); - } - - /** - * Called from {@link EmojiPageKeyboardView} through - * {@link org.futo.inputmethod.keyboard.emoji.EmojiPageKeyboardView.OnKeyEventListener} - * interface to handle touch events from non-View-based elements such as Emoji buttons. - */ - @Override - public void onReleaseKey(final Key key) { - mEmojiPalettesAdapter.addRecentKey(key); - mEmojiCategory.saveLastTypedCategoryPage(); - final int code = key.getCode(); - if (code == Constants.CODE_OUTPUT_TEXT) { - mKeyboardActionListener.onTextInput(key.getOutputText()); - } else { - mKeyboardActionListener.onCodeInput(code, NOT_A_COORDINATE, NOT_A_COORDINATE, - false /* isKeyRepeat */); - } - mKeyboardActionListener.onReleaseKey(code, false /* withSliding */); - } - - public void setHardwareAcceleratedDrawingEnabled(final boolean enabled) { - if (!enabled) return; - // TODO: Should use LAYER_TYPE_SOFTWARE when hardware acceleration is off? - setLayerType(LAYER_TYPE_HARDWARE, null); - } - - private static void setupAlphabetKey(final TextView alphabetKey, final String label, - final KeyDrawParams params) { - alphabetKey.setText(label); - alphabetKey.setTextColor(params.mFunctionalTextColor); - alphabetKey.setTextSize(TypedValue.COMPLEX_UNIT_PX, params.mLabelSize); - alphabetKey.setTypeface(params.mTypeface); - } - - public void startEmojiPalettes(final String switchToAlphaLabel, - final KeyVisualAttributes keyVisualAttr, - final KeyboardIconsSet iconSet) { - final Drawable deleteDrawable = iconSet.getIconDrawable(KeyboardIconsSet.getIconId(KeyboardIconsSet.NAME_DELETE_KEY)); - if (deleteDrawable != null) { - mDeleteKey.setBackground(deleteDrawable); //? - } - final Drawable spacebarDrawable = iconSet.getIconDrawable(KeyboardIconsSet.getIconId(KeyboardIconsSet.NAME_SPACE_KEY)); - if (spacebarDrawable != null) { - mSpacebarIcon.setBackground(spacebarDrawable); - } - final KeyDrawParams params = new KeyDrawParams(); - params.updateParams(0, mEmojiLayoutParams.getActionBarHeight(), keyVisualAttr); - setupAlphabetKey(mAlphabetKeyLeft, switchToAlphaLabel, params); - setupAlphabetKey(mAlphabetKeyRight, switchToAlphaLabel, params); - mEmojiPager.setAdapter(mEmojiPalettesAdapter); - mEmojiPager.setCurrentItem(mCurrentPagerPosition); - } - - public void stopEmojiPalettes() { - mEmojiPalettesAdapter.releaseCurrentKey(true /* withKeyRegistering */); - mEmojiPalettesAdapter.flushPendingRecentKeys(); - mEmojiPager.setAdapter(null); - } - - public void setKeyboardActionListener(final KeyboardActionListener listener) { - mKeyboardActionListener = listener; - mDeleteKeyOnTouchListener.setKeyboardActionListener(listener); - } - - private void updateEmojiCategoryPageIdView() { - if (mEmojiCategoryPageIndicatorView == null) { - return; - } - mEmojiCategoryPageIndicatorView.setCategoryPageId( - mEmojiCategory.getCurrentCategoryPageSize(), - mEmojiCategory.getCurrentCategoryPageId(), 0.0f /* offset */); - } - - private void setCurrentCategoryId(final int categoryId, final boolean force) { - final int oldCategoryId = mEmojiCategory.getCurrentCategoryId(); - if (oldCategoryId == categoryId && !force) { - return; - } - - if (oldCategoryId == EmojiCategory.ID_RECENTS) { - // Needs to save pending updates for recent keys when we get out of the recents - // category because we don't want to move the recent emojis around while the user - // is in the recents category. - mEmojiPalettesAdapter.flushPendingRecentKeys(); - } - - mEmojiCategory.setCurrentCategoryId(categoryId); - final int newTabId = mEmojiCategory.getTabIdFromCategoryId(categoryId); - final int newCategoryPageId = mEmojiCategory.getPageIdFromCategoryId(categoryId); - if (force || mEmojiCategory.getCategoryIdAndPageIdFromPagePosition( - mEmojiPager.getCurrentItem()).first != categoryId) { - mEmojiPager.setCurrentItem(newCategoryPageId, false /* smoothScroll */); - } - if (force || mTabHost.getCurrentTab() != newTabId) { - mTabHost.setCurrentTab(newTabId); - } - } - - private static class DeleteKeyOnTouchListener implements OnTouchListener { - private KeyboardActionListener mKeyboardActionListener = - KeyboardActionListener.EMPTY_LISTENER; - - public void setKeyboardActionListener(final KeyboardActionListener listener) { - mKeyboardActionListener = listener; - } - - @Override - public boolean onTouch(final View v, final MotionEvent event) { - switch (event.getActionMasked()) { - case MotionEvent.ACTION_DOWN: - onTouchDown(v); - return true; - case MotionEvent.ACTION_MOVE: - final float x = event.getX(); - final float y = event.getY(); - if (x < 0.0f || v.getWidth() < x || y < 0.0f || v.getHeight() < y) { - // Stop generating key events once the finger moves away from the view area. - onTouchCanceled(v); - } - return true; - case MotionEvent.ACTION_CANCEL: - case MotionEvent.ACTION_UP: - onTouchUp(v); - return true; - } - return false; - } - - private void onTouchDown(final View v) { - mKeyboardActionListener.onPressKey(Constants.CODE_DELETE, - 0 /* repeatCount */, true /* isSinglePointer */); - v.setPressed(true /* pressed */); - } - - private void onTouchUp(final View v) { - mKeyboardActionListener.onCodeInput(Constants.CODE_DELETE, - NOT_A_COORDINATE, NOT_A_COORDINATE, false /* isKeyRepeat */); - mKeyboardActionListener.onReleaseKey(Constants.CODE_DELETE, false /* withSliding */); - v.setPressed(false /* pressed */); - } - - private void onTouchCanceled(final View v) { - v.setBackgroundColor(Color.TRANSPARENT); - } - } -} \ No newline at end of file