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KeyboardWidget.java
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KeyboardWidget.java
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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.vrbrowser.ui.widgets;
import android.app.Activity;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.inputmethodservice.Keyboard;
import android.os.Handler;
import android.os.LocaleList;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.AttributeSet;
import android.util.Log;
import android.view.KeyCharacterMap;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.ExtractedText;
import android.view.inputmethod.ExtractedTextRequest;
import android.view.inputmethod.InputConnection;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import org.mozilla.geckoview.GeckoSession;
import org.mozilla.vrbrowser.R;
import org.mozilla.vrbrowser.browser.engine.Session;
import org.mozilla.vrbrowser.browser.SettingsStore;
import org.mozilla.vrbrowser.input.CustomKeyboard;
import org.mozilla.vrbrowser.telemetry.GleanMetricsService;
import org.mozilla.vrbrowser.telemetry.TelemetryWrapper;
import org.mozilla.vrbrowser.ui.keyboards.DanishKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.FinnishKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.DutchKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.ItalianKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.FrenchKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.GermanKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.ChineseZhuyinKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.JapaneseKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.KeyboardInterface;
import org.mozilla.vrbrowser.ui.keyboards.NorwegianKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.PolishKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.RussianKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.KoreanKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.SpanishKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.SwedishKeyboard;
import org.mozilla.vrbrowser.ui.views.AutoCompletionView;
import org.mozilla.vrbrowser.ui.views.CustomKeyboardView;
import org.mozilla.vrbrowser.ui.views.KeyboardSelectorView;
import org.mozilla.vrbrowser.ui.widgets.dialogs.VoiceSearchWidget;
import org.mozilla.vrbrowser.ui.keyboards.ChinesePinyinKeyboard;
import org.mozilla.vrbrowser.ui.keyboards.EnglishKeyboard;
import org.mozilla.vrbrowser.utils.StringUtils;
import java.util.ArrayList;
import java.util.Locale;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
public class KeyboardWidget extends UIWidget implements CustomKeyboardView.OnKeyboardActionListener, AutoCompletionView.Delegate,
GeckoSession.TextInputDelegate, WidgetManagerDelegate.FocusChangeListener, VoiceSearchWidget.VoiceSearchDelegate, TextWatcher, WindowWidget.WindowListener {
private static int MAX_CHARS_PER_POPUP_LINE = 10;
private CustomKeyboardView mKeyboardView;
private CustomKeyboardView mKeyboardNumericView;
private CustomKeyboardView mPopupKeyboardView;
private ArrayList<KeyboardInterface> mKeyboards;
private KeyboardInterface mCurrentKeyboard;
private CustomKeyboard mDefaultKeyboardSymbols;
private CustomKeyboard mKeyboardNumeric;
private Drawable mShiftOnIcon;
private Drawable mShiftOffIcon;
private Drawable mShiftDisabledIcon;
private Drawable mCapsLockOnIcon;
private View mFocusedView;
private LinearLayout mKeyboardLayout;
private RelativeLayout mKeyboardContainer;
private WindowWidget mAttachedWindow;
private InputConnection mInputConnection;
private EditorInfo mEditorInfo = new EditorInfo();
private VoiceSearchWidget mVoiceSearchWidget;
private AutoCompletionView mAutoCompletionView;
private KeyboardSelectorView mLanguageSelectorView;
private KeyboardSelectorView mDomainSelectorView;
private int mKeyWidth;
private int mKeyboardPopupTopMargin;
private ImageButton mCloseKeyboardButton;
private ImageButton mKeyboardMoveButton;
private boolean mIsLongPress;
private boolean mIsMultiTap;
private boolean mIsCapsLock;
private ImageView mPopupKeyboardLayer;
private boolean mIsInVoiceInput = false;
private String mComposingText = "";
private String mComposingDisplayText = "";
private boolean mInternalDeleteHint = false;
private Session mSession;
private boolean mInputRestarted = false;
private class MoveTouchListener implements OnTouchListener {
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_POINTER_DOWN:
case MotionEvent.ACTION_DOWN:
v.setPressed(true);
mWidgetManager.startWidgetMove(KeyboardWidget.this, WidgetManagerDelegate.WIDGET_MOVE_BEHAVIOUR_KEYBOARD);
break;
case MotionEvent.ACTION_POINTER_UP:
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
v.setPressed(false);
mWidgetManager.finishWidgetMove();
break;
default:
return false;
}
return true;
}
}
private class MoveHoverListener implements OnHoverListener {
@Override
public boolean onHover(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_HOVER_ENTER:
v.setHovered(true);
break;
case MotionEvent.ACTION_HOVER_EXIT:
v.setHovered(false);
}
return false;
}
}
public KeyboardWidget(Context aContext) {
super(aContext);
initialize(aContext);
}
public KeyboardWidget(Context aContext, AttributeSet aAttrs) {
super(aContext, aAttrs);
initialize(aContext);
}
public KeyboardWidget(Context aContext, AttributeSet aAttrs, int aDefStyle) {
super(aContext, aAttrs, aDefStyle);
initialize(aContext);
}
private void initialize(Context aContext) {
inflate(aContext, R.layout.keyboard, this);
mWidgetManager.addFocusChangeListener(this);
mKeyboardView = findViewById(R.id.keyboard);
mKeyboardNumericView = findViewById(R.id.keyboardNumeric);
mPopupKeyboardView = findViewById(R.id.popupKeyboard);
mPopupKeyboardLayer = findViewById(R.id.popupKeyboardLayer);
mLanguageSelectorView = findViewById(R.id.langSelectorView);
mKeyboardLayout = findViewById(R.id.keyboardLayout);
mKeyboardContainer = findViewById(R.id.keyboardContainer);
mLanguageSelectorView.setDelegate(aItem -> handleLanguageChange((KeyboardInterface) aItem.tag));
mAutoCompletionView = findViewById(R.id.autoCompletionView);
mAutoCompletionView.setExtendedHeight((int)(mWidgetPlacement.height * mWidgetPlacement.density));
mAutoCompletionView.setDelegate(this);
mDomainSelectorView = findViewById(R.id.domainSelectorView);
mDomainSelectorView.setDelegate(this::handleDomainChange);
mKeyboards = new ArrayList<>();
mKeyboards.add(new EnglishKeyboard(aContext));
mKeyboards.add(new ChinesePinyinKeyboard(aContext));
mKeyboards.add(new ChineseZhuyinKeyboard(aContext));
mKeyboards.add(new JapaneseKeyboard(aContext));
mKeyboards.add(new FrenchKeyboard(aContext));
mKeyboards.add(new GermanKeyboard(aContext));
mKeyboards.add(new SpanishKeyboard(aContext));
mKeyboards.add(new RussianKeyboard(aContext));
mKeyboards.add(new KoreanKeyboard(aContext));
mKeyboards.add(new ItalianKeyboard(aContext));
mKeyboards.add(new DanishKeyboard(aContext));
mKeyboards.add(new PolishKeyboard(aContext));
mKeyboards.add(new NorwegianKeyboard(aContext));
mKeyboards.add(new SwedishKeyboard(aContext));
mKeyboards.add(new FinnishKeyboard(aContext));
mKeyboards.add(new DutchKeyboard(aContext));
mDefaultKeyboardSymbols = new CustomKeyboard(aContext.getApplicationContext(), R.xml.keyboard_symbols);
mKeyboardNumeric = new CustomKeyboard(aContext.getApplicationContext(), R.xml.keyboard_numeric);
setDefaultKeyboard();
mKeyboardView.setPreviewEnabled(false);
mKeyboardView.setKeyboard(mCurrentKeyboard.getAlphabeticKeyboard());
mPopupKeyboardView.setPreviewEnabled(false);
mPopupKeyboardView.setKeyBackground(getContext().getDrawable(R.drawable.keyboard_popupkey_background));
mPopupKeyboardView.setKeyCapStartBackground(getContext().getDrawable(R.drawable.keyboard_popupkey_capstart_background));
mPopupKeyboardView.setKeyCapEndBackground(getContext().getDrawable(R.drawable.keyboard_popupkey_capend_background));
mPopupKeyboardView.setKeySingleStartBackground(getContext().getDrawable(R.drawable.keyboard_popupkey_single_background));
mPopupKeyboardView.setKeyTextColor(getContext().getColor(R.color.asphalt));
mPopupKeyboardView.setSelectedForegroundColor(getContext().getColor(R.color.fog));
mPopupKeyboardView.setForegroundColor(getContext().getColor(R.color.fog));
mPopupKeyboardView.setKeyboardHoveredPadding(0);
mPopupKeyboardView.setKeyboardPressedPadding(0);
mKeyboardNumericView.setPreviewEnabled(false);
int[] featuredKeys = {
' ', Keyboard.KEYCODE_DELETE, Keyboard.KEYCODE_DONE, Keyboard.KEYCODE_CANCEL, Keyboard.KEYCODE_MODE_CHANGE,
CustomKeyboard.KEYCODE_VOICE_INPUT, CustomKeyboard.KEYCODE_SYMBOLS_CHANGE, CustomKeyboard.KEYCODE_LANGUAGE_CHANGE,
};
mKeyboardView.setFeaturedKeyBackground(R.drawable.keyboard_featured_key_background, featuredKeys);
mKeyboardView.setOnKeyListener((view, i, keyEvent) -> false);
mPopupKeyboardView.setOnKeyListener((view, i, keyEvent) -> false);
mKeyboardNumericView.setOnKeyListener((view, i, keyEvent) -> false);
mKeyboardView.setOnKeyboardActionListener(this);
mPopupKeyboardView.setOnKeyboardActionListener(this);
mKeyboardNumericView.setOnKeyboardActionListener(this);
mShiftOnIcon = getResources().getDrawable(R.drawable.ic_icon_keyboard_shift_on, getContext().getTheme());
mShiftOffIcon = getResources().getDrawable(R.drawable.ic_icon_keyboard_shift_off, getContext().getTheme());
mShiftDisabledIcon = getResources().getDrawable(R.drawable.ic_icon_keyboard_shift_disabled, getContext().getTheme());
mCapsLockOnIcon = getResources().getDrawable(R.drawable.ic_icon_keyboard_caps, getContext().getTheme());
mCloseKeyboardButton = findViewById(R.id.keyboardCloseButton);
mCloseKeyboardButton.setOnClickListener(v -> dismiss());
mKeyboardMoveButton = findViewById(R.id.keyboardMoveButton);
mKeyboardMoveButton.setOnTouchListener(new MoveTouchListener());
mKeyboardMoveButton.setOnHoverListener(new MoveHoverListener());
mKeyWidth = getResources().getDimensionPixelSize(R.dimen.keyboard_key_width);
mKeyboardPopupTopMargin = getResources().getDimensionPixelSize(R.dimen.keyboard_key_pressed_padding) * 2;
setOnClickListener(view -> hideOverlays());
mPopupKeyboardLayer.setOnClickListener(view -> hideOverlays());
mKeyboardView.setVisibility(View.VISIBLE);
mKeyboardNumericView.setKeyboard(mKeyboardNumeric);
hideOverlays();
mBackHandler = () -> onDismiss();
mAutoCompletionView = findViewById(R.id.autoCompletionView);
mAutoCompletionView.setExtendedHeight((int)(mWidgetPlacement.height * mWidgetPlacement.density));
mAutoCompletionView.setDelegate(this);
updateCandidates();
}
@Override
public void releaseWidget() {
detachFromWindow();
mWidgetManager.removeFocusChangeListener(this);
mAutoCompletionView.setDelegate(null);
mAttachedWindow = null;
super.releaseWidget();
}
@Override
protected void initializeWidgetPlacement(WidgetPlacement aPlacement) {
Context context = getContext();
aPlacement.width = getKeyboardWidth(WidgetPlacement.dpDimension(context, R.dimen.keyboard_alphabetic_width));
aPlacement.height = WidgetPlacement.dpDimension(context, R.dimen.keyboard_height);
aPlacement.height += WidgetPlacement.dpDimension(context, R.dimen.autocompletion_widget_line_height);
aPlacement.height += WidgetPlacement.dpDimension(context, R.dimen.keyboard_layout_padding);
aPlacement.anchorX = 0.5f;
aPlacement.anchorY = 0.0f;
aPlacement.parentAnchorY = 0.0f;
aPlacement.translationX = WidgetPlacement.unitFromMeters(context, R.dimen.keyboard_x);
aPlacement.translationY = WidgetPlacement.unitFromMeters(context, R.dimen.keyboard_y) - WidgetPlacement.unitFromMeters(context, R.dimen.window_world_y);
aPlacement.translationZ = WidgetPlacement.unitFromMeters(context, R.dimen.keyboard_z) - WidgetPlacement.unitFromMeters(context, R.dimen.window_world_z);
aPlacement.rotationAxisX = 1.0f;
aPlacement.rotation = (float)Math.toRadians(WidgetPlacement.floatDimension(context, R.dimen.keyboard_world_rotation));
aPlacement.worldWidth = WidgetPlacement.floatDimension(context, R.dimen.keyboard_world_width);
aPlacement.visible = false;
aPlacement.cylinder = true;
}
@Override
public void detachFromWindow() {
if (mAttachedWindow != null) {
mAttachedWindow.removeWindowListener(this);
}
if (mSession != null) {
mSession.removeTextInputListener(this);
mSession = null;
}
}
@Override
public void attachToWindow(@NonNull WindowWidget aWindow) {
if (mAttachedWindow == aWindow) {
return;
}
mAttachedWindow = aWindow;
mAttachedWindow.addWindowListener(this);
mWidgetPlacement.parentHandle = aWindow.getHandle();
mSession = aWindow.getSession();
if (mSession != null) {
mSession.addTextInputListener(this);
}
}
private int getKeyboardWidth(float aAlphabeticWidth) {
float width = aAlphabeticWidth;
width += WidgetPlacement.dpDimension(getContext(), R.dimen.keyboard_layout_padding) * 2;
width += WidgetPlacement.dpDimension(getContext(), R.dimen.keyboard_numeric_width);
width += WidgetPlacement.dpDimension(getContext(), R.dimen.keyboard_key_width); // Close button
return (int) width;
}
private void resetKeyboardLayout() {
if ((mEditorInfo.inputType & EditorInfo.TYPE_CLASS_NUMBER) == EditorInfo.TYPE_CLASS_NUMBER) {
mKeyboardView.setKeyboard(getSymbolsKeyboard());
} else {
mKeyboardView.setKeyboard(mCurrentKeyboard.getAlphabeticKeyboard());
}
handleShift(false);
updateCandidates();
}
private boolean isAttachToWindowWidget() {
return mFocusedView instanceof WindowWidget;
}
public void updateFocusedView(View aFocusedView) {
if (mFocusedView != null && mFocusedView instanceof TextView) {
((TextView)mFocusedView).removeTextChangedListener(this);
}
mFocusedView = aFocusedView;
if (aFocusedView != null && aFocusedView.onCheckIsTextEditor()) {
mInputConnection = aFocusedView.onCreateInputConnection(mEditorInfo);
resetKeyboardLayout();
if (mFocusedView != null && mFocusedView instanceof TextView) {
((TextView)mFocusedView).addTextChangedListener(this);
}
} else {
cleanComposingText();
hideOverlays();
mInputConnection = null;
}
boolean showKeyboard = mInputConnection != null;
boolean keyboardIsVisible = this.getVisibility() == View.VISIBLE;
if (showKeyboard != keyboardIsVisible) {
if (showKeyboard) {
mWidgetManager.pushBackHandler(mBackHandler);
} else {
mWidgetManager.popBackHandler(mBackHandler);
mWidgetManager.keyboardDismissed();
}
getPlacement().visible = showKeyboard;
mWidgetManager.updateWidget(this);
}
mCurrentKeyboard.clear();
updateCandidates();
updateSpecialKeyLabels();
}
public void dismiss() {
exitVoiceInputMode();
if (mFocusedView != null && mFocusedView != mAttachedWindow) {
mFocusedView.clearFocus();
}
mWidgetPlacement.visible = false;
mWidgetManager.updateWidget(this);
mWidgetManager.popBackHandler(mBackHandler);
mIsCapsLock = false;
mIsLongPress = false;
handleShift(false);
hideOverlays();
}
public void proxifyLayerIfNeeded(ArrayList<WindowWidget> aWindows) {
if (!SettingsStore.getInstance(getContext()).getLayersEnabled()) {
return;
}
boolean proxify = false;
for (WindowWidget window: aWindows) {
if (window.getPlacement().borderColor != 0) {
proxify = true;
break;
}
}
if (mWidgetPlacement.proxifyLayer != proxify) {
mWidgetPlacement.proxifyLayer = proxify;
mWidgetManager.updateWidget(this);
}
}
private void hideOverlays() {
mPopupKeyboardView.setVisibility(View.GONE);
mPopupKeyboardLayer.setVisibility(View.GONE);
mLanguageSelectorView.setVisibility(View.GONE);
mDomainSelectorView.setVisibility(View.GONE);
}
protected void onDismiss() {
dismiss();
}
@Override
public void onPress(int primaryCode) {
Log.d(LOGTAG, "Keyboard onPress " + primaryCode);
}
@Override
public void onLongPress(Keyboard.Key popupKey) {
if (popupKey.popupCharacters != null) {
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
float totalWidth = WidgetPlacement.convertDpToPixel(getContext(), mCurrentKeyboard.getAlphabeticKeyboardWidth());
totalWidth -= mKeyboardView.getPaddingLeft() + mKeyboardView.getPaddingRight();
float keyX = popupKey.x + WidgetPlacement.convertDpToPixel(getContext(), mKeyWidth * 0.5f);
boolean rightAligned = keyX >= totalWidth * 0.5f;
StringBuilder popupCharacters = new StringBuilder(popupKey.popupCharacters);
if (rightAligned) {
params.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
params.rightMargin = mKeyboardView.getWidth() - popupKey.x - mKeyWidth - mKeyboardNumericView.getPaddingRight();
if (popupCharacters.length() > MAX_CHARS_PER_POPUP_LINE) {
popupCharacters.insert(MAX_CHARS_PER_POPUP_LINE - 1, popupCharacters.charAt(0));
popupCharacters.replace(0,1, String.valueOf(popupCharacters.charAt(popupCharacters.length()-1)));
popupCharacters.deleteCharAt(popupCharacters.length()-1);
} else {
popupCharacters.reverse();
}
} else {
params.leftMargin = popupKey.x + mKeyboardNumericView.getPaddingLeft();
}
params.topMargin = popupKey.y + mKeyboardPopupTopMargin + mKeyboardView.getPaddingTop();
CustomKeyboard popupKeyboard = new CustomKeyboard(getContext(), popupKey.popupResId,
popupCharacters, MAX_CHARS_PER_POPUP_LINE, 0, getContext().getResources().getDimensionPixelSize(R.dimen.keyboard_vertical_gap));
mPopupKeyboardView.setKeyboard(popupKeyboard);
mPopupKeyboardView.setLayoutParams(params);
mPopupKeyboardView.setShifted(mIsCapsLock || mKeyboardView.isShifted());
mPopupKeyboardView.setVisibility(View.VISIBLE);
mPopupKeyboardLayer.setVisibility(View.VISIBLE);
mIsLongPress = true;
} else if (popupKey.codes[0] == CustomKeyboard.KEYCODE_SHIFT) {
mIsLongPress = !mIsCapsLock;
}
}
public void onMultiTap(Keyboard.Key key) {
mIsMultiTap = true;
}
@Override
public void onRelease(int primaryCode) {
}
@Override
public void onKey(int primaryCode, int[] keyCodes, boolean hasPopup) {
Log.d(LOGTAG, "Keyboard onPress++ " + primaryCode);
switch (primaryCode) {
case Keyboard.KEYCODE_MODE_CHANGE:
handleModeChange();
break;
case Keyboard.KEYCODE_SHIFT:
mIsCapsLock = mIsLongPress || mIsMultiTap;
handleShift(!mKeyboardView.isShifted());
break;
case Keyboard.KEYCODE_DELETE:
handleBackspace();
break;
case Keyboard.KEYCODE_DONE:
handleDone();
break;
case CustomKeyboard.KEYCODE_VOICE_INPUT:
handleVoiceInput();
break;
case CustomKeyboard.KEYCODE_LANGUAGE_CHANGE:
handleGlobeClick();
break;
case CustomKeyboard.KEYCODE_EMOJI:
handleEmojiInput();
break;
case CustomKeyboard.KEYCODE_DOMAIN:
handleDomain();
break;
case ' ':
handleSpace();
break;
default:
if (!mIsLongPress) {
handleKey(primaryCode, keyCodes);
}
if (!hasPopup) {
hideOverlays();
}
break;
}
if (!mIsCapsLock && primaryCode != CustomKeyboard.KEYCODE_SHIFT && mPopupKeyboardView.getVisibility() != View.VISIBLE) {
handleShift(false);
}
mIsLongPress = false;
mIsMultiTap = false;
}
@Override
public void onNoKey() {
hideOverlays();
}
@Override
public void onText(CharSequence text) {
if (!mIsLongPress) {
handleText(text.toString());
}
mIsLongPress = false;
mIsMultiTap = false;
}
@Override
public void swipeLeft() {
}
@Override
public void swipeRight() {
}
@Override
public void swipeDown() {
}
@Override
public void swipeUp() {
}
private void setDefaultKeyboard() {
KeyboardInterface keyboard = getKeyboardForLocale(SettingsStore.getInstance(getContext()).getKeyboardLocale());
if (keyboard != null) {
handleLanguageChange(keyboard);
return;
}
// If the user has not selected any keyboard, find the best match from system locales.
LocaleList localeList = getResources().getConfiguration().getLocales();
String[] supportedLocales = new String[mKeyboards.size()];
for (int i = 0; i < mKeyboards.size(); ++i) {
supportedLocales[i] = mKeyboards.get(i).getLocale().toLanguageTag();
}
Locale bestMatch = localeList.getFirstMatch(supportedLocales);
keyboard = getKeyboardForLocale(bestMatch);
if (keyboard == null) {
// Fall back to english.
keyboard = getKeyboardForLocale(Locale.ENGLISH);
}
handleLanguageChange(keyboard);
}
private KeyboardInterface getKeyboardForLocale(@Nullable Locale aLocale) {
if (aLocale == null) {
return null;
}
// Check perfect locale mach
for (KeyboardInterface keyboard: mKeyboards) {
if (keyboard.getLocale().equals(aLocale)) {
return keyboard;
}
}
// Fall back to language check
for (KeyboardInterface keyboard: mKeyboards) {
if (keyboard.getLocale().getLanguage().equalsIgnoreCase(aLocale.getLanguage())) {
return keyboard;
}
}
return null;
}
private CustomKeyboard getSymbolsKeyboard() {
CustomKeyboard custom = mCurrentKeyboard.getSymbolsKeyboard();
return custom != null ? custom : mDefaultKeyboardSymbols;
}
private void cleanComposingText() {
if (mComposingText.length() > 0 && mInputConnection != null) {
mComposingText = "";
// Clear composited text when the keyboard is dismissed
postInputCommand(() -> {
displayComposingText("", ComposingAction.FINISH);
});
}
}
private void handleShift(boolean isShifted) {
CustomKeyboard keyboard = (CustomKeyboard) mKeyboardView.getKeyboard();
boolean shifted = isShifted;
int[] shiftIndices = keyboard.getShiftKeyIndices();
for (int shiftIndex: shiftIndices) {
if (shiftIndex >= 0) {
// Update shift icon
Keyboard.Key key = keyboard.getKeys().get(shiftIndex);
if (key != null) {
if (keyboard == getSymbolsKeyboard()) {
key.icon = mShiftDisabledIcon;
key.pressed = false;
} else if (mIsCapsLock) {
key.icon = mCapsLockOnIcon;
key.pressed = true;
} else {
key.icon = shifted ? mShiftOnIcon : mShiftOffIcon;
key.pressed = false;
}
}
}
}
mKeyboardView.setShifted(shifted || mIsCapsLock);
}
private void handleBackspace() {
final InputConnection connection = mInputConnection;
if (mComposingText.length() > 0) {
CharSequence selectedText = mInputConnection.getSelectedText(0);
if (selectedText != null && selectedText.length() > 0) {
// Clean composing text if selected when backspace is clicked
mComposingText = "";
} else {
mComposingText = mComposingText.substring(0, mComposingText.length() - 1);
mComposingText = mComposingText.trim();
}
updateCandidates();
return;
}
postInputCommand(() -> {
CharSequence selectedText = connection.getSelectedText(0);
if (selectedText != null && selectedText.length() > 0) {
// Delete the selected text
connection.commitText("", 1);
return;
}
if (mCurrentKeyboard.usesTextOverride()) {
String beforeText = getTextBeforeCursor(connection);
String newBeforeText = mCurrentKeyboard.overrideBackspace(beforeText);
if (newBeforeText != null) {
// Replace whole before text
connection.deleteSurroundingText(beforeText.length(), 0);
connection.commitText(newBeforeText, 1);
return;
}
}
// Remove the character before the cursor.
connection.deleteSurroundingText(1, 0);
});
}
private void handleGlobeClick() {
if (mLanguageSelectorView.getItems() == null || mLanguageSelectorView.getItems().size() == 0) {
ArrayList<KeyboardSelectorView.Item> items = new ArrayList<>();
for (KeyboardInterface keyboard: mKeyboards) {
items.add(new KeyboardSelectorView.Item(StringUtils.capitalize(keyboard.getKeyboardTitle()), keyboard));
}
mLanguageSelectorView.setItems(items);
}
mLanguageSelectorView.setSelectedItem(mCurrentKeyboard);
mLanguageSelectorView.setVisibility(View.VISIBLE);
mPopupKeyboardLayer.setVisibility(View.VISIBLE);
}
private void handleEmojiInput() {
final KeyboardInterface.CandidatesResult candidates = mCurrentKeyboard.getEmojiCandidates(mComposingText);
setAutoCompletionVisible(candidates != null && candidates.words.size() > 0);
mAutoCompletionView.setItems(candidates != null ? candidates.words : null);
}
private void handleDomain() {
ArrayList<KeyboardSelectorView.Item> items = new ArrayList<>();
for (String item: mCurrentKeyboard.getDomains()) {
items.add(new KeyboardSelectorView.Item(item, item));
}
mDomainSelectorView.setItems(items);
mDomainSelectorView.setVisibility(View.VISIBLE);
mPopupKeyboardLayer.setVisibility(View.VISIBLE);
}
private void handleLanguageChange(KeyboardInterface aKeyboard) {
cleanComposingText();
mCurrentKeyboard = aKeyboard;
final int width = getKeyboardWidth(mCurrentKeyboard.getAlphabeticKeyboardWidth());
if (width != mWidgetPlacement.width) {
mWidgetPlacement.width = width;
float defaultWorldWidth = WidgetPlacement.floatDimension(getContext(), R.dimen.keyboard_world_width);
int defaultKeyboardWidth = getKeyboardWidth(mKeyboards.get(0).getAlphabeticKeyboardWidth());
mWidgetPlacement.worldWidth = defaultWorldWidth * ((float) width / (float) defaultKeyboardWidth);
mWidgetManager.updateWidget(this);
ViewGroup.LayoutParams params = mKeyboardContainer.getLayoutParams();
params.width = WidgetPlacement.convertDpToPixel(getContext(), mCurrentKeyboard.getAlphabeticKeyboardWidth());
mKeyboardContainer.setLayoutParams(params);
}
RelativeLayout.LayoutParams params = (RelativeLayout.LayoutParams)mKeyboardLayout.getLayoutParams();
params.topMargin = mCurrentKeyboard.supportsAutoCompletion() ? WidgetPlacement.pixelDimension(getContext(), R.dimen.keyboard_margin_top_without_autocompletion) : 0;
mKeyboardLayout.setLayoutParams(params);
SettingsStore.getInstance(getContext()).setSelectedKeyboard(aKeyboard.getLocale());
mKeyboardView.setKeyboard(mCurrentKeyboard.getAlphabeticKeyboard());
updateSpaceBarLanguageLabel();
disableShift(getSymbolsKeyboard());
handleShift(false);
hideOverlays();
updateCandidates();
String spaceText = mCurrentKeyboard.getSpaceKeyText(mComposingText).toUpperCase();
mCurrentKeyboard.getAlphabeticKeyboard().setSpaceKeyLabel(spaceText);
}
private void handleDomainChange(KeyboardSelectorView.Item aItem) {
handleText(aItem.title);
disableShift(getSymbolsKeyboard());
handleShift(false);
hideOverlays();
updateCandidates();
}
private void disableShift(@NonNull CustomKeyboard keyboard) {
int[] shiftIndices = keyboard.getShiftKeyIndices();
for (int shiftIndex: shiftIndices) {
if (shiftIndex >= 0) {
Keyboard.Key key = keyboard.getKeys().get(shiftIndex);
if (key != null) {
key.icon = mShiftDisabledIcon;
key.pressed = false;
}
}
}
keyboard.disableKeys(shiftIndices);
}
private void handleSpace() {
if (mCurrentKeyboard.usesComposingText() && mComposingText.length() == 0) {
// Do not compose text when space is clicked on an empty composed text
final InputConnection connection = mInputConnection;
postInputCommand(() -> connection.commitText(" ", 1));
} else {
handleText(" ");
}
}
private void handleDone() {
if (mComposingDisplayText.length() > 0) {
// Finish current composing
mComposingText = "";
postInputCommand(() -> {
displayComposingText(StringUtils.removeSpaces(mComposingDisplayText), ComposingAction.FINISH);
postUICommand(this::updateCandidates);
});
return;
}
final InputConnection connection = mInputConnection;
final int action = mEditorInfo.imeOptions & EditorInfo.IME_MASK_ACTION;
postInputCommand(() -> connection.performEditorAction(action));
boolean hide = (action == EditorInfo.IME_ACTION_DONE) || (action == EditorInfo.IME_ACTION_GO) ||
(action == EditorInfo.IME_ACTION_SEARCH) || (action == EditorInfo.IME_ACTION_SEND);
if (hide && mFocusedView != null) {
mFocusedView.clearFocus();
}
}
private void handleModeChange() {
Keyboard current = mKeyboardView.getKeyboard();
Keyboard alphabetic = mCurrentKeyboard.getAlphabeticKeyboard();
mKeyboardView.setKeyboard(current == alphabetic ? getSymbolsKeyboard() : alphabetic);
mKeyboardView.setLayoutParams(mKeyboardView.getLayoutParams());
if (current == alphabetic) {
mCurrentKeyboard.getAlphabeticKeyboard().setSpaceKeyLabel("");
}
}
private void handleKey(int primaryCode, int[] keyCodes) {
if (mFocusedView == null || mInputConnection == null || primaryCode <= 0) {
return;
}
String str = String.valueOf((char) primaryCode);
if (mKeyboardView.isShifted() && Character.isLowerCase(str.charAt(0))) {
str = str.toUpperCase();
}
handleText(str);
}
private void handleText(final String aText) {
if (mFocusedView == null || mInputConnection == null) {
return;
}
if (mCurrentKeyboard.usesComposingText()) {
CharSequence seq = mInputConnection.getSelectedText(0);
String selected = seq != null ? seq.toString() : "";
if (selected.length() > 0 && StringUtils.removeSpaces(selected).contains(mComposingText)) {
// Clean composing text if the text is selected.
mComposingText = "";
}
mComposingText += aText;
} else if (mCurrentKeyboard.usesTextOverride()) {
String beforeText = getTextBeforeCursor(mInputConnection);
final String newBeforeText = mCurrentKeyboard.overrideAddText(beforeText, aText);
final InputConnection connection = mInputConnection;
postInputCommand(() -> {
if (newBeforeText != null) {
connection.deleteSurroundingText(beforeText.length(), 0);
connection.commitText(newBeforeText, 1);
} else {
connection.commitText(aText, 1);
}
});
} else {
final InputConnection connection = mInputConnection;
postInputCommand(() -> connection.commitText(aText, 1));
}
updateCandidates();
}
private void handleVoiceInput() {
if (mIsInVoiceInput) {
return;
}
if (mVoiceSearchWidget == null) {
mVoiceSearchWidget = createChild(VoiceSearchWidget.class, false);
mVoiceSearchWidget.setPlacementForKeyboard(this.getHandle());
mVoiceSearchWidget.setDelegate(this); // VoiceSearchDelegate
mVoiceSearchWidget.setDelegate(() -> exitVoiceInputMode()); // DismissDelegate
}
mIsInVoiceInput = true;
TelemetryWrapper.voiceInputEvent();
GleanMetricsService.voiceInputEvent();
mVoiceSearchWidget.show(CLEAR_FOCUS);
mWidgetPlacement.visible = false;
mWidgetManager.updateWidget(this);
}
private String getTextBeforeCursor(InputConnection aConnection) {
if (aConnection == null) {
return "";
}
ExtractedText extracted = aConnection.getExtractedText(new ExtractedTextRequest(),0);
if ((extracted == null) || extracted.text == null) {
return "";
}
String fullText = extracted.text.toString();
return aConnection.getTextBeforeCursor(fullText.length(),0).toString();
}
private void postInputCommand(Runnable aRunnable) {
if (mInputConnection == null) {
Log.e(LOGTAG, "InputConnection command not submitted, mInputConnection was null");
return;
}
Handler handler = mInputConnection.getHandler();
if (handler != null) {
handler.post(aRunnable);
} else {
aRunnable.run();
}
}
private void postUICommand(Runnable aRunnable) {
((Activity)getContext()).runOnUiThread(aRunnable);
}
private void updateCandidates() {
if (mInputConnection == null || !mCurrentKeyboard.supportsAutoCompletion()) {
setAutoCompletionVisible(false);
updateSpecialKeyLabels();
return;
}
if (mCurrentKeyboard.usesComposingText()) {
final KeyboardInterface.CandidatesResult candidates = mCurrentKeyboard.getCandidates(mComposingText);
setAutoCompletionVisible(candidates != null && candidates.words.size() > 0);
mAutoCompletionView.setItems(candidates != null ? candidates.words : null);
if (candidates != null && candidates.action == KeyboardInterface.CandidatesResult.Action.AUTO_COMPOSE) {
onAutoCompletionItemClick(candidates.words.get(0));
} else if (candidates != null) {
postInputCommand(() -> displayComposingText(candidates.composing, ComposingAction.DO_NOT_FINISH));
} else {
mComposingText = "";
postInputCommand(() -> {
displayComposingText("", ComposingAction.FINISH);
});
}
} else {
String fullText = mInputConnection.getExtractedText(new ExtractedTextRequest(),0).text.toString();
String beforeText = mInputConnection.getTextBeforeCursor(fullText.length(),0).toString();
final KeyboardInterface.CandidatesResult candidates = mCurrentKeyboard.getCandidates(beforeText);
setAutoCompletionVisible(candidates != null && candidates.words.size() > 0);
mAutoCompletionView.setItems(candidates != null ? candidates.words : null);
}
updateSpecialKeyLabels();
}
private void updateSpecialKeyLabels() {
String enterText = mCurrentKeyboard.getEnterKeyText(mEditorInfo.imeOptions, mComposingText);
String modeChangeText = mCurrentKeyboard.getModeChangeKeyText();
boolean changed = mCurrentKeyboard.getAlphabeticKeyboard().setEnterKeyLabel(enterText);
CustomKeyboard symbolsKeyboard = getSymbolsKeyboard();
changed |= symbolsKeyboard.setModeChangeKeyLabel(modeChangeText);
symbolsKeyboard.setEnterKeyLabel(enterText);
if (changed) {
mKeyboardView.invalidateAllKeys();
}
if (!isVisible()) {
updateSpaceBarLanguageLabel();
}
}
private Runnable mHideSpaceBarLanguageLabel = () -> {
mCurrentKeyboard.getAlphabeticKeyboard().setSpaceKeyLabel("");
mKeyboardView.invalidateAllKeys();
};
private void updateSpaceBarLanguageLabel() {
if (getHandler() != null) {
getHandler().removeCallbacks(mHideSpaceBarLanguageLabel);
getHandler().postDelayed(mHideSpaceBarLanguageLabel, 3000);
}
}
private void setAutoCompletionVisible(boolean aVisible) {
mAutoCompletionView.setVisibility(aVisible ? View.VISIBLE : View.GONE);
}
// Must be called in the input thread, see postInputCommand.
enum ComposingAction {
FINISH,
DO_NOT_FINISH
}
private void displayComposingText(String aText, ComposingAction aAction) {
if (mInputConnection == null) {
return;
}
boolean succeeded = mInputConnection.setComposingText(aText, 1);
if (!succeeded) {
// Fix for InlineAutocompleteEditText failed setComposingText() calls
String fullText = mInputConnection.getExtractedText(new ExtractedTextRequest(),0).text.toString();
String beforeText = mInputConnection.getTextBeforeCursor(fullText.length(),0).toString();
if (beforeText.endsWith(mComposingDisplayText)) {
mInternalDeleteHint = true;
mInputConnection.deleteSurroundingText(mComposingDisplayText.length(), 0);
}
mInputConnection.setComposingText(aText, 1);
}
mComposingDisplayText = aText;
if (aAction == ComposingAction.FINISH) {
mInputConnection.finishComposingText();
}
}
private void moveCursor(final int direction) {
EditText textView;