Merge "Separate SuggestionStripLayoutHelper for readablity"

main
Tadashi G. Takaoka 2013-05-30 13:09:16 +00:00 committed by Android (Google) Code Review
commit d67db32b30
2 changed files with 570 additions and 541 deletions

View File

@ -0,0 +1,554 @@
/*
* 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 com.android.inputmethod.latin.suggestions;
import android.content.Context;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.graphics.Paint.Align;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.Spanned;
import android.text.TextPaint;
import android.text.TextUtils;
import android.text.style.CharacterStyle;
import android.text.style.StyleSpan;
import android.text.style.UnderlineSpan;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.android.inputmethod.keyboard.ViewLayoutUtils;
import com.android.inputmethod.latin.AutoCorrection;
import com.android.inputmethod.latin.CollectionUtils;
import com.android.inputmethod.latin.LatinImeLogger;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.ResourceUtils;
import com.android.inputmethod.latin.SuggestedWords;
import com.android.inputmethod.latin.Utils;
import java.util.ArrayList;
final class SuggestionStripLayoutHelper {
private static final int DEFAULT_SUGGESTIONS_COUNT_IN_STRIP = 3;
private static final float DEFAULT_CENTER_SUGGESTION_PERCENTILE = 0.40f;
private static final int DEFAULT_MAX_MORE_SUGGESTIONS_ROW = 2;
private static final int PUNCTUATIONS_IN_STRIP = 5;
private static final float MIN_TEXT_XSCALE = 0.70f;
public final int mPadding;
public final int mDividerWidth;
public final int mSuggestionsStripHeight;
public final int mSuggestionsCountInStrip;
public final int mMoreSuggestionsRowHeight;
private int mMaxMoreSuggestionsRow;
public final float mMinMoreSuggestionsWidth;
public final int mMoreSuggestionsBottomGap;
private final ArrayList<TextView> mWords;
private final ArrayList<View> mDividers;
private final ArrayList<TextView> mInfos;
private final int mColorValidTypedWord;
private final int mColorTypedWord;
private final int mColorAutoCorrect;
private final int mColorSuggested;
private final float mAlphaObsoleted;
private final float mCenterSuggestionWeight;
private final int mCenterSuggestionIndex;
private final Drawable mMoreSuggestionsHint;
private static final String MORE_SUGGESTIONS_HINT = "\u2026";
private static final String LEFTWARDS_ARROW = "\u2190";
private static final CharacterStyle BOLD_SPAN = new StyleSpan(Typeface.BOLD);
private static final CharacterStyle UNDERLINE_SPAN = new UnderlineSpan();
private static final int AUTO_CORRECT_BOLD = 0x01;
private static final int AUTO_CORRECT_UNDERLINE = 0x02;
private static final int VALID_TYPED_WORD_BOLD = 0x04;
private final int mSuggestionStripOption;
private final ArrayList<CharSequence> mTexts = CollectionUtils.newArrayList();
public boolean mMoreSuggestionsAvailable;
private final TextView mWordToSaveView;
private final TextView mLeftwardsArrowView;
private final TextView mHintToSaveView;
public SuggestionStripLayoutHelper(final Context context, final AttributeSet attrs,
final int defStyle, final ArrayList<TextView> words, final ArrayList<View> dividers,
final ArrayList<TextView> infos) {
mWords = words;
mDividers = dividers;
mInfos = infos;
final TextView word = words.get(0);
final View divider = dividers.get(0);
mPadding = word.getCompoundPaddingLeft() + word.getCompoundPaddingRight();
divider.measure(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
mDividerWidth = divider.getMeasuredWidth();
final Resources res = word.getResources();
mSuggestionsStripHeight = res.getDimensionPixelSize(R.dimen.suggestions_strip_height);
final TypedArray a = context.obtainStyledAttributes(attrs,
R.styleable.SuggestionStripView, defStyle, R.style.SuggestionStripViewStyle);
mSuggestionStripOption = a.getInt(
R.styleable.SuggestionStripView_suggestionStripOption, 0);
final float alphaValidTypedWord = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaValidTypedWord, 1.0f);
final float alphaTypedWord = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaTypedWord, 1.0f);
final float alphaAutoCorrect = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaAutoCorrect, 1.0f);
final float alphaSuggested = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaSuggested, 1.0f);
mAlphaObsoleted = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaSuggested, 1.0f);
mColorValidTypedWord = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorValidTypedWord, 0), alphaValidTypedWord);
mColorTypedWord = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorTypedWord, 0), alphaTypedWord);
mColorAutoCorrect = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorAutoCorrect, 0), alphaAutoCorrect);
mColorSuggested = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorSuggested, 0), alphaSuggested);
mSuggestionsCountInStrip = a.getInt(
R.styleable.SuggestionStripView_suggestionsCountInStrip,
DEFAULT_SUGGESTIONS_COUNT_IN_STRIP);
mCenterSuggestionWeight = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_centerSuggestionPercentile,
DEFAULT_CENTER_SUGGESTION_PERCENTILE);
mMaxMoreSuggestionsRow = a.getInt(
R.styleable.SuggestionStripView_maxMoreSuggestionsRow,
DEFAULT_MAX_MORE_SUGGESTIONS_ROW);
mMinMoreSuggestionsWidth = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_minMoreSuggestionsWidth, 1.0f);
a.recycle();
mMoreSuggestionsHint = getMoreSuggestionsHint(res,
res.getDimension(R.dimen.more_suggestions_hint_text_size), mColorAutoCorrect);
mCenterSuggestionIndex = mSuggestionsCountInStrip / 2;
mMoreSuggestionsBottomGap = res.getDimensionPixelOffset(
R.dimen.more_suggestions_bottom_gap);
mMoreSuggestionsRowHeight = res.getDimensionPixelSize(R.dimen.more_suggestions_row_height);
final LayoutInflater inflater = LayoutInflater.from(context);
mWordToSaveView = (TextView)inflater.inflate(R.layout.suggestion_word, null);
mLeftwardsArrowView = (TextView)inflater.inflate(R.layout.hint_add_to_dictionary, null);
mHintToSaveView = (TextView)inflater.inflate(R.layout.hint_add_to_dictionary, null);
}
public int getMaxMoreSuggestionsRow() {
return mMaxMoreSuggestionsRow;
}
private int getMoreSuggestionsHeight() {
return mMaxMoreSuggestionsRow * mMoreSuggestionsRowHeight + mMoreSuggestionsBottomGap;
}
public int setMoreSuggestionsHeight(final int remainingHeight) {
final int currentHeight = getMoreSuggestionsHeight();
if (currentHeight <= remainingHeight) {
return currentHeight;
}
mMaxMoreSuggestionsRow = (remainingHeight - mMoreSuggestionsBottomGap)
/ mMoreSuggestionsRowHeight;
final int newHeight = getMoreSuggestionsHeight();
return newHeight;
}
private static Drawable getMoreSuggestionsHint(final Resources res, final float textSize,
final int color) {
final Paint paint = new Paint();
paint.setAntiAlias(true);
paint.setTextAlign(Align.CENTER);
paint.setTextSize(textSize);
paint.setColor(color);
final Rect bounds = new Rect();
paint.getTextBounds(MORE_SUGGESTIONS_HINT, 0, MORE_SUGGESTIONS_HINT.length(), bounds);
final int width = Math.round(bounds.width() + 0.5f);
final int height = Math.round(bounds.height() + 0.5f);
final Bitmap buffer = Bitmap.createBitmap(width, (height * 3 / 2), Bitmap.Config.ARGB_8888);
final Canvas canvas = new Canvas(buffer);
canvas.drawText(MORE_SUGGESTIONS_HINT, width / 2, height, paint);
return new BitmapDrawable(res, buffer);
}
private CharSequence getStyledSuggestionWord(final SuggestedWords suggestedWords,
final int indexInSuggestedWords) {
final String word = suggestedWords.getWord(indexInSuggestedWords);
final boolean isAutoCorrect = indexInSuggestedWords == 1
&& suggestedWords.willAutoCorrect();
final boolean isTypedWordValid = indexInSuggestedWords == 0
&& suggestedWords.mTypedWordValid;
if (!isAutoCorrect && !isTypedWordValid)
return word;
final int len = word.length();
final Spannable spannedWord = new SpannableString(word);
final int option = mSuggestionStripOption;
if ((isAutoCorrect && (option & AUTO_CORRECT_BOLD) != 0)
|| (isTypedWordValid && (option & VALID_TYPED_WORD_BOLD) != 0)) {
spannedWord.setSpan(BOLD_SPAN, 0, len, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
}
if (isAutoCorrect && (option & AUTO_CORRECT_UNDERLINE) != 0) {
spannedWord.setSpan(UNDERLINE_SPAN, 0, len, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
}
return spannedWord;
}
private int getIndexInSuggestedWords(final int indexInStrip,
final SuggestedWords suggestedWords) {
// TODO: This works for 3 suggestions. Revisit this algorithm when there are 5 or more
// suggestions.
final int mostImportantIndexInSuggestedWords = suggestedWords.willAutoCorrect() ? 1 : 0;
if (indexInStrip == mCenterSuggestionIndex) {
return mostImportantIndexInSuggestedWords;
} else if (indexInStrip == mostImportantIndexInSuggestedWords) {
return mCenterSuggestionIndex;
} else {
return indexInStrip;
}
}
private int getSuggestionTextColor(final int indexInStrip,
final SuggestedWords suggestedWords) {
final int indexInSuggestedWords = getIndexInSuggestedWords(
indexInStrip, suggestedWords);
// TODO: Need to revisit this logic with bigram suggestions
final boolean isSuggested = (indexInSuggestedWords != 0);
final int color;
if (indexInStrip == mCenterSuggestionIndex && suggestedWords.willAutoCorrect()) {
color = mColorAutoCorrect;
} else if (indexInStrip == mCenterSuggestionIndex && suggestedWords.mTypedWordValid) {
color = mColorValidTypedWord;
} else if (isSuggested) {
color = mColorSuggested;
} else {
color = mColorTypedWord;
}
if (LatinImeLogger.sDBG && suggestedWords.size() > 1) {
// If we auto-correct, then the autocorrection is in slot 0 and the typed word
// is in slot 1.
if (indexInStrip == mCenterSuggestionIndex
&& AutoCorrection.shouldBlockAutoCorrectionBySafetyNet(
suggestedWords.getWord(1), suggestedWords.getWord(0))) {
return 0xFFFF0000;
}
}
if (suggestedWords.mIsObsoleteSuggestions && isSuggested) {
return applyAlpha(color, mAlphaObsoleted);
} else {
return color;
}
}
private static int applyAlpha(final int color, final float alpha) {
final int newAlpha = (int)(Color.alpha(color) * alpha);
return Color.argb(newAlpha, Color.red(color), Color.green(color), Color.blue(color));
}
private static void addDivider(final ViewGroup stripView, final View divider) {
stripView.addView(divider);
final LinearLayout.LayoutParams params =
(LinearLayout.LayoutParams)divider.getLayoutParams();
params.gravity = Gravity.CENTER;
}
public void layout(final SuggestedWords suggestedWords, final ViewGroup stripView,
final ViewGroup placer, final int stripWidth) {
if (suggestedWords.mIsPunctuationSuggestions) {
layoutPunctuationSuggestions(suggestedWords, stripView);
return;
}
final int countInStrip = mSuggestionsCountInStrip;
setupTexts(suggestedWords, countInStrip);
mMoreSuggestionsAvailable = (suggestedWords.size() > countInStrip);
int x = 0;
for (int indexInStrip = 0; indexInStrip < countInStrip; indexInStrip++) {
if (indexInStrip != 0) {
final View divider = mDividers.get(indexInStrip);
// Add divider if this isn't the left most suggestion in suggestions strip.
addDivider(stripView, divider);
x += divider.getMeasuredWidth();
}
final int width = getSuggestionWidth(indexInStrip, stripWidth);
final TextView word = layoutWord(suggestedWords, indexInStrip, width);
stripView.addView(word);
setLayoutWeight(word, getSuggestionWeight(indexInStrip),
ViewGroup.LayoutParams.MATCH_PARENT);
x += word.getMeasuredWidth();
if (SuggestionStripView.DBG) {
layoutDebugInfo(suggestedWords, indexInStrip, placer, x);
}
}
}
/**
* Format appropriately the suggested word indirectly specified by
* <code>indexInStrip</code> as text in a corresponding {@link TextView}. When the
* suggested word doesn't exist, the corresponding {@link TextView} will be disabled
* and never respond to user interaction. The suggested word may be shrunk or ellipsized to
* fit in the specified width.
*
* The <code>indexInStrip</code> argument is the index in the suggestion strip. The indices
* increase towards the right for LTR scripts and the left for RTL scripts, starting with 0.
* The index of the most important suggestion is in {@link #mCenterSuggestionIndex}. This
* usually doesn't match the index in <code>suggedtedWords</code> -- see
* {@link #getIndexInSuggestedWords(int,SuggestedWords)}.
*
* @param suggestedWords the list of suggestions.
* @param indexInStrip the in the suggestion strip.
* @param width the maximum width for layout in pixels.
* @return the {@link TextView} containing the suggested word appropriately formatted.
*/
private TextView layoutWord(final SuggestedWords suggestedWords, final int indexInStrip,
final int width) {
final int indexInSuggestedWords = getIndexInSuggestedWords(indexInStrip, suggestedWords);
final CharSequence styled = mTexts.get(indexInSuggestedWords);
final TextView word = mWords.get(indexInSuggestedWords);
if (indexInStrip == mCenterSuggestionIndex && mMoreSuggestionsAvailable) {
// TODO: This "more suggestions hint" should have a nicely designed icon.
word.setCompoundDrawablesWithIntrinsicBounds(
null, null, null, mMoreSuggestionsHint);
// HACK: Align with other TextViews that have no compound drawables.
word.setCompoundDrawablePadding(-mMoreSuggestionsHint.getIntrinsicHeight());
} else {
word.setCompoundDrawablesWithIntrinsicBounds(null, null, null, null);
}
// Disable this suggestion if the suggestion is null or empty.
word.setEnabled(!TextUtils.isEmpty(styled));
word.setTextColor(getSuggestionTextColor(indexInStrip, suggestedWords));
final CharSequence text = getEllipsizedText(styled, width, word.getPaint());
final float scaleX = word.getTextScaleX();
word.setText(text); // TextView.setText() resets text scale x to 1.0.
word.setTextScaleX(scaleX);
return word;
}
private void layoutDebugInfo(final SuggestedWords suggestedWords, final int indexInStrip,
final ViewGroup placer, final int x) {
final int indexInSuggestedWords = getIndexInSuggestedWords(indexInStrip, suggestedWords);
if (indexInSuggestedWords >= suggestedWords.size()) {
return;
}
final String debugInfo = Utils.getDebugInfo(suggestedWords, indexInSuggestedWords);
if (debugInfo == null) {
return;
}
final TextView info = mInfos.get(indexInSuggestedWords);
info.setText(debugInfo);
placer.addView(info);
info.measure(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
final int infoWidth = info.getMeasuredWidth();
final int y = info.getMeasuredHeight();
ViewLayoutUtils.placeViewAt(
info, x - infoWidth, y, infoWidth, info.getMeasuredHeight());
}
private int getSuggestionWidth(final int indexInStrip, final int maxWidth) {
final int paddings = mPadding * mSuggestionsCountInStrip;
final int dividers = mDividerWidth * (mSuggestionsCountInStrip - 1);
final int availableWidth = maxWidth - paddings - dividers;
return (int)(availableWidth * getSuggestionWeight(indexInStrip));
}
private float getSuggestionWeight(final int indexInStrip) {
if (indexInStrip == mCenterSuggestionIndex) {
return mCenterSuggestionWeight;
} else {
// TODO: Revisit this for cases of 5 or more suggestions
return (1.0f - mCenterSuggestionWeight) / (mSuggestionsCountInStrip - 1);
}
}
private void setupTexts(final SuggestedWords suggestedWords, final int countInStrip) {
mTexts.clear();
final int count = Math.min(suggestedWords.size(), countInStrip);
for (int pos = 0; pos < count; pos++) {
final CharSequence styled = getStyledSuggestionWord(suggestedWords, pos);
mTexts.add(styled);
}
for (int pos = count; pos < countInStrip; pos++) {
// Make this inactive for touches in layout().
mTexts.add(null);
}
}
private void layoutPunctuationSuggestions(final SuggestedWords suggestedWords,
final ViewGroup stripView) {
final int countInStrip = Math.min(suggestedWords.size(), PUNCTUATIONS_IN_STRIP);
for (int indexInStrip = 0; indexInStrip < countInStrip; indexInStrip++) {
if (indexInStrip != 0) {
// Add divider if this isn't the left most suggestion in suggestions strip.
addDivider(stripView, mDividers.get(indexInStrip));
}
final TextView word = mWords.get(indexInStrip);
word.setEnabled(true);
word.setTextColor(mColorAutoCorrect);
final String text = suggestedWords.getWord(indexInStrip);
word.setText(text);
word.setTextScaleX(1.0f);
word.setCompoundDrawables(null, null, null, null);
stripView.addView(word);
setLayoutWeight(word, 1.0f, mSuggestionsStripHeight);
}
mMoreSuggestionsAvailable = false;
}
public void layoutAddToDictionaryHint(final String word, final ViewGroup stripView,
final int stripWidth, final CharSequence hintText, final OnClickListener listener) {
final int width = stripWidth - mDividerWidth - mPadding * 2;
final TextView wordView = mWordToSaveView;
wordView.setTextColor(mColorTypedWord);
final int wordWidth = (int)(width * mCenterSuggestionWeight);
final CharSequence text = getEllipsizedText(word, wordWidth, wordView.getPaint());
final float wordScaleX = wordView.getTextScaleX();
wordView.setTag(word);
wordView.setText(text);
wordView.setTextScaleX(wordScaleX);
stripView.addView(wordView);
setLayoutWeight(wordView, mCenterSuggestionWeight, ViewGroup.LayoutParams.MATCH_PARENT);
stripView.addView(mDividers.get(0));
final TextView leftArrowView = mLeftwardsArrowView;
leftArrowView.setTextColor(mColorAutoCorrect);
leftArrowView.setText(LEFTWARDS_ARROW);
stripView.addView(leftArrowView);
final TextView hintView = mHintToSaveView;
hintView.setGravity(Gravity.LEFT | Gravity.CENTER_VERTICAL);
hintView.setTextColor(mColorAutoCorrect);
final int hintWidth = width - wordWidth - leftArrowView.getWidth();
final float hintScaleX = getTextScaleX(hintText, hintWidth, hintView.getPaint());
hintView.setText(hintText);
hintView.setTextScaleX(hintScaleX);
stripView.addView(hintView);
setLayoutWeight(
hintView, 1.0f - mCenterSuggestionWeight, ViewGroup.LayoutParams.MATCH_PARENT);
wordView.setOnClickListener(listener);
leftArrowView.setOnClickListener(listener);
hintView.setOnClickListener(listener);
}
public CharSequence getAddToDictionaryWord() {
return (CharSequence)mWordToSaveView.getTag();
}
public boolean isAddToDictionaryShowing(final View v) {
return v == mWordToSaveView || v == mHintToSaveView || v == mLeftwardsArrowView;
}
private static void setLayoutWeight(final View v, final float weight, final int height) {
final ViewGroup.LayoutParams lp = v.getLayoutParams();
if (lp instanceof LinearLayout.LayoutParams) {
final LinearLayout.LayoutParams llp = (LinearLayout.LayoutParams)lp;
llp.weight = weight;
llp.width = 0;
llp.height = height;
}
}
private static float getTextScaleX(final CharSequence text, final int maxWidth,
final TextPaint paint) {
paint.setTextScaleX(1.0f);
final int width = getTextWidth(text, paint);
if (width <= maxWidth) {
return 1.0f;
}
return maxWidth / (float)width;
}
private static CharSequence getEllipsizedText(final CharSequence text, final int maxWidth,
final TextPaint paint) {
if (text == null) return null;
paint.setTextScaleX(1.0f);
final int width = getTextWidth(text, paint);
if (width <= maxWidth) {
return text;
}
final float scaleX = maxWidth / (float)width;
if (scaleX >= MIN_TEXT_XSCALE) {
paint.setTextScaleX(scaleX);
return text;
}
// Note that TextUtils.ellipsize() use text-x-scale as 1.0 if ellipsize is needed. To
// get squeezed and ellipsized text, passes enlarged width (maxWidth / MIN_TEXT_XSCALE).
final CharSequence ellipsized = TextUtils.ellipsize(
text, paint, maxWidth / MIN_TEXT_XSCALE, TextUtils.TruncateAt.MIDDLE);
paint.setTextScaleX(MIN_TEXT_XSCALE);
return ellipsized;
}
private static int getTextWidth(final CharSequence text, final TextPaint paint) {
if (TextUtils.isEmpty(text)) return 0;
final Typeface savedTypeface = paint.getTypeface();
paint.setTypeface(getTextTypeface(text));
final int len = text.length();
final float[] widths = new float[len];
final int count = paint.getTextWidths(text, 0, len, widths);
int width = 0;
for (int i = 0; i < count; i++) {
width += Math.round(widths[i] + 0.5f);
}
paint.setTypeface(savedTypeface);
return width;
}
private static Typeface getTextTypeface(final CharSequence text) {
if (!(text instanceof SpannableString))
return Typeface.DEFAULT;
final SpannableString ss = (SpannableString)text;
final StyleSpan[] styles = ss.getSpans(0, text.length(), StyleSpan.class);
if (styles.length == 0)
return Typeface.DEFAULT;
switch (styles[0].getStyle()) {
case Typeface.BOLD: return Typeface.DEFAULT_BOLD;
// TODO: BOLD_ITALIC, ITALIC case?
default: return Typeface.DEFAULT;
}
}
}

View File

@ -18,34 +18,14 @@ package com.android.inputmethod.latin.suggestions;
import android.content.Context;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Align;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.Spanned;
import android.text.TextPaint;
import android.text.TextUtils;
import android.text.style.CharacterStyle;
import android.text.style.StyleSpan;
import android.text.style.UnderlineSpan;
import android.util.AttributeSet;
import android.view.GestureDetector;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
@ -53,17 +33,13 @@ import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.keyboard.KeyboardSwitcher;
import com.android.inputmethod.keyboard.MainKeyboardView;
import com.android.inputmethod.keyboard.MoreKeysPanel;
import com.android.inputmethod.keyboard.ViewLayoutUtils;
import com.android.inputmethod.latin.AudioAndHapticFeedbackManager;
import com.android.inputmethod.latin.AutoCorrection;
import com.android.inputmethod.latin.CollectionUtils;
import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.LatinImeLogger;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.ResourceUtils;
import com.android.inputmethod.latin.SuggestedWords;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
import com.android.inputmethod.latin.Utils;
import com.android.inputmethod.latin.define.ProductionFlag;
import com.android.inputmethod.latin.suggestions.MoreSuggestions.MoreSuggestionsListener;
import com.android.inputmethod.research.ResearchLogger;
@ -96,509 +72,7 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
Listener mListener;
private SuggestedWords mSuggestedWords = SuggestedWords.EMPTY;
private final SuggestionStripViewParams mParams;
private static final float MIN_TEXT_XSCALE = 0.70f;
private static final class SuggestionStripViewParams {
private static final int DEFAULT_SUGGESTIONS_COUNT_IN_STRIP = 3;
private static final float DEFAULT_CENTER_SUGGESTION_PERCENTILE = 0.40f;
private static final int DEFAULT_MAX_MORE_SUGGESTIONS_ROW = 2;
private static final int PUNCTUATIONS_IN_STRIP = 5;
public final int mPadding;
public final int mDividerWidth;
public final int mSuggestionsStripHeight;
public final int mSuggestionsCountInStrip;
public final int mMoreSuggestionsRowHeight;
private int mMaxMoreSuggestionsRow;
public final float mMinMoreSuggestionsWidth;
public final int mMoreSuggestionsBottomGap;
private final ArrayList<TextView> mWords;
private final ArrayList<View> mDividers;
private final ArrayList<TextView> mInfos;
private final int mColorValidTypedWord;
private final int mColorTypedWord;
private final int mColorAutoCorrect;
private final int mColorSuggested;
private final float mAlphaObsoleted;
private final float mCenterSuggestionWeight;
private final int mCenterSuggestionIndex;
private final Drawable mMoreSuggestionsHint;
private static final String MORE_SUGGESTIONS_HINT = "\u2026";
private static final String LEFTWARDS_ARROW = "\u2190";
private static final CharacterStyle BOLD_SPAN = new StyleSpan(Typeface.BOLD);
private static final CharacterStyle UNDERLINE_SPAN = new UnderlineSpan();
private static final int AUTO_CORRECT_BOLD = 0x01;
private static final int AUTO_CORRECT_UNDERLINE = 0x02;
private static final int VALID_TYPED_WORD_BOLD = 0x04;
private final int mSuggestionStripOption;
private final ArrayList<CharSequence> mTexts = CollectionUtils.newArrayList();
public boolean mMoreSuggestionsAvailable;
private final TextView mWordToSaveView;
private final TextView mLeftwardsArrowView;
private final TextView mHintToSaveView;
public SuggestionStripViewParams(final Context context, final AttributeSet attrs,
final int defStyle, final ArrayList<TextView> words, final ArrayList<View> dividers,
final ArrayList<TextView> infos) {
mWords = words;
mDividers = dividers;
mInfos = infos;
final TextView word = words.get(0);
final View divider = dividers.get(0);
mPadding = word.getCompoundPaddingLeft() + word.getCompoundPaddingRight();
divider.measure(
ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
mDividerWidth = divider.getMeasuredWidth();
final Resources res = word.getResources();
mSuggestionsStripHeight = res.getDimensionPixelSize(R.dimen.suggestions_strip_height);
final TypedArray a = context.obtainStyledAttributes(attrs,
R.styleable.SuggestionStripView, defStyle, R.style.SuggestionStripViewStyle);
mSuggestionStripOption = a.getInt(
R.styleable.SuggestionStripView_suggestionStripOption, 0);
final float alphaValidTypedWord = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaValidTypedWord, 1.0f);
final float alphaTypedWord = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaTypedWord, 1.0f);
final float alphaAutoCorrect = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaAutoCorrect, 1.0f);
final float alphaSuggested = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaSuggested, 1.0f);
mAlphaObsoleted = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_alphaSuggested, 1.0f);
mColorValidTypedWord = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorValidTypedWord, 0), alphaValidTypedWord);
mColorTypedWord = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorTypedWord, 0), alphaTypedWord);
mColorAutoCorrect = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorAutoCorrect, 0), alphaAutoCorrect);
mColorSuggested = applyAlpha(a.getColor(
R.styleable.SuggestionStripView_colorSuggested, 0), alphaSuggested);
mSuggestionsCountInStrip = a.getInt(
R.styleable.SuggestionStripView_suggestionsCountInStrip,
DEFAULT_SUGGESTIONS_COUNT_IN_STRIP);
mCenterSuggestionWeight = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_centerSuggestionPercentile,
DEFAULT_CENTER_SUGGESTION_PERCENTILE);
mMaxMoreSuggestionsRow = a.getInt(
R.styleable.SuggestionStripView_maxMoreSuggestionsRow,
DEFAULT_MAX_MORE_SUGGESTIONS_ROW);
mMinMoreSuggestionsWidth = ResourceUtils.getFraction(a,
R.styleable.SuggestionStripView_minMoreSuggestionsWidth, 1.0f);
a.recycle();
mMoreSuggestionsHint = getMoreSuggestionsHint(res,
res.getDimension(R.dimen.more_suggestions_hint_text_size), mColorAutoCorrect);
mCenterSuggestionIndex = mSuggestionsCountInStrip / 2;
mMoreSuggestionsBottomGap = res.getDimensionPixelOffset(
R.dimen.more_suggestions_bottom_gap);
mMoreSuggestionsRowHeight = res.getDimensionPixelSize(
R.dimen.more_suggestions_row_height);
final LayoutInflater inflater = LayoutInflater.from(context);
mWordToSaveView = (TextView)inflater.inflate(R.layout.suggestion_word, null);
mLeftwardsArrowView = (TextView)inflater.inflate(R.layout.hint_add_to_dictionary, null);
mHintToSaveView = (TextView)inflater.inflate(R.layout.hint_add_to_dictionary, null);
}
public int getMaxMoreSuggestionsRow() {
return mMaxMoreSuggestionsRow;
}
private int getMoreSuggestionsHeight() {
return mMaxMoreSuggestionsRow * mMoreSuggestionsRowHeight + mMoreSuggestionsBottomGap;
}
public int setMoreSuggestionsHeight(final int remainingHeight) {
final int currentHeight = getMoreSuggestionsHeight();
if (currentHeight <= remainingHeight) {
return currentHeight;
}
mMaxMoreSuggestionsRow = (remainingHeight - mMoreSuggestionsBottomGap)
/ mMoreSuggestionsRowHeight;
final int newHeight = getMoreSuggestionsHeight();
return newHeight;
}
private static Drawable getMoreSuggestionsHint(final Resources res, final float textSize,
final int color) {
final Paint paint = new Paint();
paint.setAntiAlias(true);
paint.setTextAlign(Align.CENTER);
paint.setTextSize(textSize);
paint.setColor(color);
final Rect bounds = new Rect();
paint.getTextBounds(MORE_SUGGESTIONS_HINT, 0, MORE_SUGGESTIONS_HINT.length(), bounds);
final int width = Math.round(bounds.width() + 0.5f);
final int height = Math.round(bounds.height() + 0.5f);
final Bitmap buffer = Bitmap.createBitmap(
width, (height * 3 / 2), Bitmap.Config.ARGB_8888);
final Canvas canvas = new Canvas(buffer);
canvas.drawText(MORE_SUGGESTIONS_HINT, width / 2, height, paint);
return new BitmapDrawable(res, buffer);
}
private CharSequence getStyledSuggestionWord(final SuggestedWords suggestedWords,
final int indexInSuggestedWords) {
final String word = suggestedWords.getWord(indexInSuggestedWords);
final boolean isAutoCorrect = indexInSuggestedWords == 1
&& suggestedWords.willAutoCorrect();
final boolean isTypedWordValid = indexInSuggestedWords == 0
&& suggestedWords.mTypedWordValid;
if (!isAutoCorrect && !isTypedWordValid)
return word;
final int len = word.length();
final Spannable spannedWord = new SpannableString(word);
final int option = mSuggestionStripOption;
if ((isAutoCorrect && (option & AUTO_CORRECT_BOLD) != 0)
|| (isTypedWordValid && (option & VALID_TYPED_WORD_BOLD) != 0)) {
spannedWord.setSpan(BOLD_SPAN, 0, len, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
}
if (isAutoCorrect && (option & AUTO_CORRECT_UNDERLINE) != 0) {
spannedWord.setSpan(UNDERLINE_SPAN, 0, len, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
}
return spannedWord;
}
private int getIndexInSuggestedWords(final int indexInStrip,
final SuggestedWords suggestedWords) {
// TODO: This works for 3 suggestions. Revisit this algorithm when there are 5 or more
// suggestions.
final int mostImportantIndexInSuggestedWords = suggestedWords.willAutoCorrect() ? 1 : 0;
if (indexInStrip == mCenterSuggestionIndex) {
return mostImportantIndexInSuggestedWords;
} else if (indexInStrip == mostImportantIndexInSuggestedWords) {
return mCenterSuggestionIndex;
} else {
return indexInStrip;
}
}
private int getSuggestionTextColor(final int indexInStrip,
final SuggestedWords suggestedWords) {
final int indexInSuggestedWords = getIndexInSuggestedWords(
indexInStrip, suggestedWords);
// TODO: Need to revisit this logic with bigram suggestions
final boolean isSuggested = (indexInSuggestedWords != 0);
final int color;
if (indexInStrip == mCenterSuggestionIndex && suggestedWords.willAutoCorrect()) {
color = mColorAutoCorrect;
} else if (indexInStrip == mCenterSuggestionIndex && suggestedWords.mTypedWordValid) {
color = mColorValidTypedWord;
} else if (isSuggested) {
color = mColorSuggested;
} else {
color = mColorTypedWord;
}
if (LatinImeLogger.sDBG && suggestedWords.size() > 1) {
// If we auto-correct, then the autocorrection is in slot 0 and the typed word
// is in slot 1.
if (indexInStrip == mCenterSuggestionIndex
&& AutoCorrection.shouldBlockAutoCorrectionBySafetyNet(
suggestedWords.getWord(1), suggestedWords.getWord(0))) {
return 0xFFFF0000;
}
}
if (suggestedWords.mIsObsoleteSuggestions && isSuggested) {
return applyAlpha(color, mAlphaObsoleted);
} else {
return color;
}
}
private static int applyAlpha(final int color, final float alpha) {
final int newAlpha = (int)(Color.alpha(color) * alpha);
return Color.argb(newAlpha, Color.red(color), Color.green(color), Color.blue(color));
}
private static void addDivider(final ViewGroup stripView, final View divider) {
stripView.addView(divider);
final LinearLayout.LayoutParams params =
(LinearLayout.LayoutParams)divider.getLayoutParams();
params.gravity = Gravity.CENTER;
}
public void layout(final SuggestedWords suggestedWords, final ViewGroup stripView,
final ViewGroup placer, final int stripWidth) {
if (suggestedWords.mIsPunctuationSuggestions) {
layoutPunctuationSuggestions(suggestedWords, stripView);
return;
}
final int countInStrip = mSuggestionsCountInStrip;
setupTexts(suggestedWords, countInStrip);
mMoreSuggestionsAvailable = (suggestedWords.size() > countInStrip);
int x = 0;
for (int indexInStrip = 0; indexInStrip < countInStrip; indexInStrip++) {
if (indexInStrip != 0) {
final View divider = mDividers.get(indexInStrip);
// Add divider if this isn't the left most suggestion in suggestions strip.
addDivider(stripView, divider);
x += divider.getMeasuredWidth();
}
final int width = getSuggestionWidth(indexInStrip, stripWidth);
final TextView word = layoutWord(suggestedWords, indexInStrip, width);
stripView.addView(word);
setLayoutWeight(word, getSuggestionWeight(indexInStrip),
ViewGroup.LayoutParams.MATCH_PARENT);
x += word.getMeasuredWidth();
if (DBG) {
layoutDebugInfo(suggestedWords, indexInStrip, placer, x);
}
}
}
/**
* Format appropriately the suggested word indirectly specified by
* <code>indexInStrip</code> as text in a corresponding {@link TextView}. When the
* suggested word doesn't exist, the corresponding {@link TextView} will be disabled
* and never respond to user interaction. The suggested word may be shrunk or ellipsized to
* fit in the specified width.
*
* The <code>indexInStrip</code> argument is the index in the suggestion strip. The indices
* increase towards the right for LTR scripts and the left for RTL scripts, starting with 0.
* The index of the most important suggestion is in {@link #mCenterSuggestionIndex}. This
* usually doesn't match the index in <code>suggedtedWords</code> -- see
* {@link #getIndexInSuggestedWords(int,SuggestedWords)}.
*
* @param suggestedWords the list of suggestions.
* @param indexInStrip the in the suggestion strip.
* @param width the maximum width for layout in pixels.
* @return the {@link TextView} containing the suggested word appropriately formatted.
*/
private TextView layoutWord(final SuggestedWords suggestedWords, final int indexInStrip,
final int width) {
final int indexInSuggestedWords = getIndexInSuggestedWords(
indexInStrip, suggestedWords);
final CharSequence styled = mTexts.get(indexInSuggestedWords);
final TextView word = mWords.get(indexInSuggestedWords);
if (indexInStrip == mCenterSuggestionIndex && mMoreSuggestionsAvailable) {
// TODO: This "more suggestions hint" should have a nicely designed icon.
word.setCompoundDrawablesWithIntrinsicBounds(
null, null, null, mMoreSuggestionsHint);
// HACK: Align with other TextViews that have no compound drawables.
word.setCompoundDrawablePadding(-mMoreSuggestionsHint.getIntrinsicHeight());
} else {
word.setCompoundDrawablesWithIntrinsicBounds(null, null, null, null);
}
// Disable this suggestion if the suggestion is null or empty.
word.setEnabled(!TextUtils.isEmpty(styled));
word.setTextColor(getSuggestionTextColor(indexInStrip, suggestedWords));
final CharSequence text = getEllipsizedText(styled, width, word.getPaint());
final float scaleX = word.getTextScaleX();
word.setText(text); // TextView.setText() resets text scale x to 1.0.
word.setTextScaleX(scaleX);
return word;
}
private void layoutDebugInfo(final SuggestedWords suggestedWords, final int indexInStrip,
final ViewGroup placer, final int x) {
final int indexInSuggestedWords = getIndexInSuggestedWords(
indexInStrip, suggestedWords);
if (indexInSuggestedWords >= suggestedWords.size()) {
return;
}
final String debugInfo = Utils.getDebugInfo(suggestedWords, indexInSuggestedWords);
if (debugInfo == null) {
return;
}
final TextView info = mInfos.get(indexInSuggestedWords);
info.setText(debugInfo);
placer.addView(info);
info.measure(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
final int infoWidth = info.getMeasuredWidth();
final int y = info.getMeasuredHeight();
ViewLayoutUtils.placeViewAt(
info, x - infoWidth, y, infoWidth, info.getMeasuredHeight());
}
private int getSuggestionWidth(final int indexInStrip, final int maxWidth) {
final int paddings = mPadding * mSuggestionsCountInStrip;
final int dividers = mDividerWidth * (mSuggestionsCountInStrip - 1);
final int availableWidth = maxWidth - paddings - dividers;
return (int)(availableWidth * getSuggestionWeight(indexInStrip));
}
private float getSuggestionWeight(final int indexInStrip) {
if (indexInStrip == mCenterSuggestionIndex) {
return mCenterSuggestionWeight;
} else {
// TODO: Revisit this for cases of 5 or more suggestions
return (1.0f - mCenterSuggestionWeight) / (mSuggestionsCountInStrip - 1);
}
}
private void setupTexts(final SuggestedWords suggestedWords, final int countInStrip) {
mTexts.clear();
final int count = Math.min(suggestedWords.size(), countInStrip);
for (int pos = 0; pos < count; pos++) {
final CharSequence styled = getStyledSuggestionWord(suggestedWords, pos);
mTexts.add(styled);
}
for (int pos = count; pos < countInStrip; pos++) {
// Make this inactive for touches in layout().
mTexts.add(null);
}
}
private void layoutPunctuationSuggestions(final SuggestedWords suggestedWords,
final ViewGroup stripView) {
final int countInStrip = Math.min(suggestedWords.size(), PUNCTUATIONS_IN_STRIP);
for (int indexInStrip = 0; indexInStrip < countInStrip; indexInStrip++) {
if (indexInStrip != 0) {
// Add divider if this isn't the left most suggestion in suggestions strip.
addDivider(stripView, mDividers.get(indexInStrip));
}
final TextView word = mWords.get(indexInStrip);
word.setEnabled(true);
word.setTextColor(mColorAutoCorrect);
final String text = suggestedWords.getWord(indexInStrip);
word.setText(text);
word.setTextScaleX(1.0f);
word.setCompoundDrawables(null, null, null, null);
stripView.addView(word);
setLayoutWeight(word, 1.0f, mSuggestionsStripHeight);
}
mMoreSuggestionsAvailable = false;
}
public void layoutAddToDictionaryHint(final String word, final ViewGroup stripView,
final int stripWidth, final CharSequence hintText, final OnClickListener listener) {
final int width = stripWidth - mDividerWidth - mPadding * 2;
final TextView wordView = mWordToSaveView;
wordView.setTextColor(mColorTypedWord);
final int wordWidth = (int)(width * mCenterSuggestionWeight);
final CharSequence text = getEllipsizedText(word, wordWidth, wordView.getPaint());
final float wordScaleX = wordView.getTextScaleX();
wordView.setTag(word);
wordView.setText(text);
wordView.setTextScaleX(wordScaleX);
stripView.addView(wordView);
setLayoutWeight(wordView, mCenterSuggestionWeight, ViewGroup.LayoutParams.MATCH_PARENT);
stripView.addView(mDividers.get(0));
final TextView leftArrowView = mLeftwardsArrowView;
leftArrowView.setTextColor(mColorAutoCorrect);
leftArrowView.setText(LEFTWARDS_ARROW);
stripView.addView(leftArrowView);
final TextView hintView = mHintToSaveView;
hintView.setGravity(Gravity.LEFT | Gravity.CENTER_VERTICAL);
hintView.setTextColor(mColorAutoCorrect);
final int hintWidth = width - wordWidth - leftArrowView.getWidth();
final float hintScaleX = getTextScaleX(hintText, hintWidth, hintView.getPaint());
hintView.setText(hintText);
hintView.setTextScaleX(hintScaleX);
stripView.addView(hintView);
setLayoutWeight(
hintView, 1.0f - mCenterSuggestionWeight, ViewGroup.LayoutParams.MATCH_PARENT);
wordView.setOnClickListener(listener);
leftArrowView.setOnClickListener(listener);
hintView.setOnClickListener(listener);
}
public CharSequence getAddToDictionaryWord() {
return (CharSequence)mWordToSaveView.getTag();
}
public boolean isAddToDictionaryShowing(final View v) {
return v == mWordToSaveView || v == mHintToSaveView || v == mLeftwardsArrowView;
}
private static void setLayoutWeight(final View v, final float weight, final int height) {
final ViewGroup.LayoutParams lp = v.getLayoutParams();
if (lp instanceof LinearLayout.LayoutParams) {
final LinearLayout.LayoutParams llp = (LinearLayout.LayoutParams)lp;
llp.weight = weight;
llp.width = 0;
llp.height = height;
}
}
private static float getTextScaleX(final CharSequence text, final int maxWidth,
final TextPaint paint) {
paint.setTextScaleX(1.0f);
final int width = getTextWidth(text, paint);
if (width <= maxWidth) {
return 1.0f;
}
return maxWidth / (float)width;
}
private static CharSequence getEllipsizedText(final CharSequence text, final int maxWidth,
final TextPaint paint) {
if (text == null) return null;
paint.setTextScaleX(1.0f);
final int width = getTextWidth(text, paint);
if (width <= maxWidth) {
return text;
}
final float scaleX = maxWidth / (float)width;
if (scaleX >= MIN_TEXT_XSCALE) {
paint.setTextScaleX(scaleX);
return text;
}
// Note that TextUtils.ellipsize() use text-x-scale as 1.0 if ellipsize is needed. To
// get squeezed and ellipsized text, passes enlarged width (maxWidth / MIN_TEXT_XSCALE).
final CharSequence ellipsized = TextUtils.ellipsize(
text, paint, maxWidth / MIN_TEXT_XSCALE, TextUtils.TruncateAt.MIDDLE);
paint.setTextScaleX(MIN_TEXT_XSCALE);
return ellipsized;
}
private static int getTextWidth(final CharSequence text, final TextPaint paint) {
if (TextUtils.isEmpty(text)) return 0;
final Typeface savedTypeface = paint.getTypeface();
paint.setTypeface(getTextTypeface(text));
final int len = text.length();
final float[] widths = new float[len];
final int count = paint.getTextWidths(text, 0, len, widths);
int width = 0;
for (int i = 0; i < count; i++) {
width += Math.round(widths[i] + 0.5f);
}
paint.setTypeface(savedTypeface);
return width;
}
private static Typeface getTextTypeface(final CharSequence text) {
if (!(text instanceof SpannableString))
return Typeface.DEFAULT;
final SpannableString ss = (SpannableString)text;
final StyleSpan[] styles = ss.getSpans(0, text.length(), StyleSpan.class);
if (styles.length == 0)
return Typeface.DEFAULT;
switch (styles[0].getStyle()) {
case Typeface.BOLD: return Typeface.DEFAULT_BOLD;
// TODO: BOLD_ITALIC, ITALIC case?
default: return Typeface.DEFAULT;
}
}
}
private final SuggestionStripLayoutHelper mLayoutHelper;
/**
* Construct a {@link SuggestionStripView} for showing suggestions to be picked by the user.
@ -630,7 +104,7 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
mInfos.add((TextView)inflater.inflate(R.layout.suggestion_info, null));
}
mParams = new SuggestionStripViewParams(
mLayoutHelper = new SuggestionStripLayoutHelper(
context, attrs, defStyle, mWords, mDividers, mInfos);
mMoreSuggestionsContainer = inflater.inflate(R.layout.more_suggestions, null);
@ -657,24 +131,25 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
public void setSuggestions(final SuggestedWords suggestedWords) {
clear();
mSuggestedWords = suggestedWords;
mParams.layout(mSuggestedWords, mSuggestionsStrip, this, getWidth());
mLayoutHelper.layout(mSuggestedWords, mSuggestionsStrip, this, getWidth());
if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {
ResearchLogger.suggestionStripView_setSuggestions(mSuggestedWords);
}
}
public int setMoreSuggestionsHeight(final int remainingHeight) {
return mParams.setMoreSuggestionsHeight(remainingHeight);
return mLayoutHelper.setMoreSuggestionsHeight(remainingHeight);
}
public boolean isShowingAddToDictionaryHint() {
return mSuggestionsStrip.getChildCount() > 0
&& mParams.isAddToDictionaryShowing(mSuggestionsStrip.getChildAt(0));
&& mLayoutHelper.isAddToDictionaryShowing(mSuggestionsStrip.getChildAt(0));
}
public void showAddToDictionaryHint(final String word, final CharSequence hintText) {
clear();
mParams.layoutAddToDictionaryHint(word, mSuggestionsStrip, getWidth(), hintText, this);
mLayoutHelper.layoutAddToDictionaryHint(
word, mSuggestionsStrip, getWidth(), hintText, this);
}
public boolean dismissAddToDictionaryHint() {
@ -739,29 +214,29 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
if (parentKeyboard == null) {
return false;
}
final SuggestionStripViewParams params = mParams;
if (!params.mMoreSuggestionsAvailable) {
final SuggestionStripLayoutHelper layoutHelper = mLayoutHelper;
if (!layoutHelper.mMoreSuggestionsAvailable) {
return false;
}
final int stripWidth = getWidth();
final View container = mMoreSuggestionsContainer;
final int maxWidth = stripWidth - container.getPaddingLeft() - container.getPaddingRight();
final MoreSuggestions.Builder builder = mMoreSuggestionsBuilder;
builder.layout(mSuggestedWords, params.mSuggestionsCountInStrip, maxWidth,
(int)(maxWidth * params.mMinMoreSuggestionsWidth),
params.getMaxMoreSuggestionsRow(), parentKeyboard);
builder.layout(mSuggestedWords, layoutHelper.mSuggestionsCountInStrip, maxWidth,
(int)(maxWidth * layoutHelper.mMinMoreSuggestionsWidth),
layoutHelper.getMaxMoreSuggestionsRow(), parentKeyboard);
mMoreSuggestionsView.setKeyboard(builder.build());
container.measure(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
final MoreKeysPanel moreKeysPanel = mMoreSuggestionsView;
final int pointX = stripWidth / 2;
final int pointY = -params.mMoreSuggestionsBottomGap;
final int pointY = -layoutHelper.mMoreSuggestionsBottomGap;
moreKeysPanel.showMoreKeysPanel(this, mMoreSuggestionsController, pointX, pointY,
mMoreSuggestionsListener);
mMoreSuggestionsMode = MORE_SUGGESTIONS_CHECKING_MODAL_OR_SLIDING;
mOriginX = mLastX;
mOriginY = mLastY;
for (int i = 0; i < params.mSuggestionsCountInStrip; i++) {
for (int i = 0; i < layoutHelper.mSuggestionsCountInStrip; i++) {
mWords.get(i).setPressed(false);
}
return true;
@ -832,8 +307,8 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
@Override
public void onClick(final View view) {
if (mParams.isAddToDictionaryShowing(view)) {
mListener.addWordToUserDictionary(mParams.getAddToDictionaryWord().toString());
if (mLayoutHelper.isAddToDictionaryShowing(view)) {
mListener.addWordToUserDictionary(mLayoutHelper.getAddToDictionaryWord().toString());
clear();
return;
}