diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin')
5 files changed, 609 insertions, 28 deletions
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java index e95172d1f..38563be4a 100644 --- a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java +++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java @@ -25,12 +25,15 @@ import android.net.Uri; import android.text.TextUtils; import android.util.Log; +import java.io.BufferedInputStream; +import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; +import java.util.Arrays; import java.util.Collections; import java.util.List; import java.util.Locale; @@ -46,7 +49,9 @@ public class BinaryDictionaryFileDumper { /** * The size of the temporary buffer to copy files. */ - static final int FILE_READ_BUFFER_SIZE = 1024; + private static final int FILE_READ_BUFFER_SIZE = 1024; + // TODO: make the following data common with the native code + private static final byte[] MAGIC_NUMBER = new byte[] { 0x78, (byte)0xB1 }; private static final String DICTIONARY_PROJECTION[] = { "id" }; @@ -135,6 +140,7 @@ public class BinaryDictionaryFileDumper { for (int mode = MODE_MIN; mode <= MODE_MAX; ++mode) { InputStream originalSourceStream = null; InputStream inputStream = null; + File outputFile = null; FileOutputStream outputStream = null; AssetFileDescriptor afd = null; try { @@ -144,7 +150,8 @@ public class BinaryDictionaryFileDumper { if (null == afd) return null; originalSourceStream = afd.createInputStream(); // Open output. - outputStream = new FileOutputStream(outputFileName); + outputFile = new File(outputFileName); + outputStream = new FileOutputStream(outputFile); // Get the appropriate decryption method for this try switch (mode) { case COMPRESSED_CRYPTED_COMPRESSED: @@ -171,7 +178,7 @@ public class BinaryDictionaryFileDumper { inputStream = originalSourceStream; break; } - copyFileTo(inputStream, outputStream); + checkMagicAndCopyFileTo(new BufferedInputStream(inputStream), outputStream); if (0 >= resolver.delete(wordListUri, null, null)) { Log.e(TAG, "Could not have the dictionary pack delete a word list"); } @@ -181,6 +188,12 @@ public class BinaryDictionaryFileDumper { if (DEBUG) { Log.i(TAG, "Can't open word list in mode " + mode + " : " + e); } + if (null != outputFile) { + // This may or may not fail. The file may not have been created if the + // exception was thrown before it could be. Hence, both failure and + // success are expected outcomes, so we don't check the return value. + outputFile.delete(); + } // Try the next method. } finally { // Ignore exceptions while closing files. @@ -234,12 +247,29 @@ public class BinaryDictionaryFileDumper { } /** - * Copies the data in an input stream to a target file. + * Copies the data in an input stream to a target file if the magic number matches. + * + * If the magic number does not match the expected value, this method throws an + * IOException. Other usual conditions for IOException or FileNotFoundException + * also apply. + * * @param input the stream to be copied. * @param outputFile an outputstream to copy the data to. */ - private static void copyFileTo(final InputStream input, final FileOutputStream output) - throws FileNotFoundException, IOException { + private static void checkMagicAndCopyFileTo(final BufferedInputStream input, + final FileOutputStream output) throws FileNotFoundException, IOException { + // Check the magic number + final byte[] magicNumberBuffer = new byte[MAGIC_NUMBER.length]; + final int readMagicNumberSize = input.read(magicNumberBuffer, 0, MAGIC_NUMBER.length); + if (readMagicNumberSize < MAGIC_NUMBER.length) { + throw new IOException("Less bytes to read than the magic number length"); + } + if (!Arrays.equals(MAGIC_NUMBER, magicNumberBuffer)) { + throw new IOException("Wrong magic number for downloaded file"); + } + output.write(MAGIC_NUMBER); + + // Actually copy the file final byte[] buffer = new byte[FILE_READ_BUFFER_SIZE]; for (int readBytes = input.read(buffer); readBytes >= 0; readBytes = input.read(buffer)) output.write(buffer, 0, readBytes); diff --git a/java/src/com/android/inputmethod/latin/CandidateView.java b/java/src/com/android/inputmethod/latin/CandidateView.java index f445abf48..0d355d01e 100644 --- a/java/src/com/android/inputmethod/latin/CandidateView.java +++ b/java/src/com/android/inputmethod/latin/CandidateView.java @@ -23,6 +23,7 @@ import android.graphics.Color; import android.graphics.Typeface; import android.graphics.drawable.Drawable; import android.os.Message; +import android.os.SystemClock; import android.text.Spannable; import android.text.SpannableString; import android.text.Spanned; @@ -34,8 +35,10 @@ import android.text.style.ForegroundColorSpan; import android.text.style.StyleSpan; import android.text.style.UnderlineSpan; import android.util.AttributeSet; +import android.util.DisplayMetrics; 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; @@ -46,6 +49,9 @@ import android.widget.TextView; import com.android.inputmethod.compat.FrameLayoutCompatUtils; import com.android.inputmethod.compat.LinearLayoutCompatUtils; +import com.android.inputmethod.keyboard.KeyboardActionListener; +import com.android.inputmethod.keyboard.MoreKeysPanel; +import com.android.inputmethod.keyboard.PointerTracker; import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; import java.util.ArrayList; @@ -58,18 +64,22 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo } // The maximum number of suggestions available. See {@link Suggest#mPrefMaxSuggestions}. - private static final int MAX_SUGGESTIONS = 18; - private static final int WRAP_CONTENT = ViewGroup.LayoutParams.WRAP_CONTENT; - private static final int MATCH_PARENT = ViewGroup.LayoutParams.MATCH_PARENT; + public static final int MAX_SUGGESTIONS = 18; private static final boolean DBG = LatinImeLogger.sDBG; private final ViewGroup mCandidatesPlacer; private final ViewGroup mCandidatesStrip; + // TODO: Remove these pane related fields and stuffs. private ViewGroup mCandidatesPane; private ViewGroup mCandidatesPaneContainer; private View mKeyboardView; + private final View mMoreSuggestionsContainer; + private final MoreSuggestionsView mMoreSuggestionsView; + private final MoreSuggestions.Builder mMoreSuggestionsBuilder; + private final PopupWindow mMoreSuggestionsWindow; + private final ArrayList<TextView> mWords = new ArrayList<TextView>(); private final ArrayList<TextView> mInfos = new ArrayList<TextView>(); private final ArrayList<View> mDividers = new ArrayList<View>(); @@ -155,12 +165,13 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo final TextView word = words.get(0); final View divider = dividers.get(0); mPadding = word.getCompoundPaddingLeft() + word.getCompoundPaddingRight(); - divider.measure(WRAP_CONTENT, MATCH_PARENT); + divider.measure( + ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); mDividerWidth = divider.getMeasuredWidth(); mDividerHeight = divider.getMeasuredHeight(); final Resources res = word.getResources(); - mCandidateStripHeight = res.getDimensionPixelOffset(R.dimen.candidate_strip_height); + mCandidateStripHeight = res.getDimensionPixelSize(R.dimen.candidate_strip_height); } } @@ -224,7 +235,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo lastView = word; if (x == 0) centeringFrom = word; - word.measure(WRAP_CONTENT, + word.measure(ViewGroup.LayoutParams.WRAP_CONTENT, MeasureSpec.makeMeasureSpec(mCandidateStripHeight, MeasureSpec.EXACTLY)); final int width = word.getMeasuredWidth(); final int height = word.getMeasuredHeight(); @@ -234,7 +245,8 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo if (info != null) { paneView.addView(info); lastView = info; - info.measure(WRAP_CONTENT, WRAP_CONTENT); + info.measure(ViewGroup.LayoutParams.WRAP_CONTENT, + ViewGroup.LayoutParams.WRAP_CONTENT); final int infoWidth = info.getMeasuredWidth(); FrameLayoutCompatUtils.placeViewAt( info, x - infoWidth, y, infoWidth, info.getMeasuredHeight()); @@ -257,7 +269,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo private final int mColorTypedWord; private final int mColorAutoCorrect; private final int mColorSuggestedCandidate; - private final int mCandidateCountInStrip; + public final int mCandidateCountInStrip; private final float mCenterCandidateWeight; private final int mCenterCandidateIndex; private final Drawable mMoreCandidateHint; @@ -430,7 +442,8 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo word.setText(text); // TextView.setText() resets text scale x to 1.0. word.setTextScaleX(scaleX); stripView.addView(word); - setLayoutWeight(word, getCandidateWeight(index), MATCH_PARENT); + setLayoutWeight( + word, getCandidateWeight(index), ViewGroup.LayoutParams.MATCH_PARENT); x += word.getMeasuredWidth(); if (DBG) { @@ -439,7 +452,8 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo final TextView info = mInfos.get(pos); info.setText(debugInfo); placer.addView(info); - info.measure(WRAP_CONTENT, WRAP_CONTENT); + info.measure(ViewGroup.LayoutParams.WRAP_CONTENT, + ViewGroup.LayoutParams.WRAP_CONTENT); final int infoWidth = info.getMeasuredWidth(); final int y = info.getMeasuredHeight(); FrameLayoutCompatUtils.placeViewAt( @@ -447,7 +461,6 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo } } } - return countInStrip; } @@ -515,7 +528,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo wordView.setText(text); wordView.setTextScaleX(wordScaleX); stripView.addView(wordView); - setLayoutWeight(wordView, mCenterCandidateWeight, MATCH_PARENT); + setLayoutWeight(wordView, mCenterCandidateWeight, ViewGroup.LayoutParams.MATCH_PARENT); stripView.addView(mDividers.get(0)); @@ -526,7 +539,8 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo hintView.setText(mHintToSaveText); hintView.setTextScaleX(hintScaleX); stripView.addView(hintView); - setLayoutWeight(hintView, 1.0f - mCenterCandidateWeight, MATCH_PARENT); + setLayoutWeight( + hintView, 1.0f - mCenterCandidateWeight, ViewGroup.LayoutParams.MATCH_PARENT); } } @@ -558,7 +572,8 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo mPreviewPopup = new PopupWindow(context); mPreviewText = (TextView) inflater.inflate(R.layout.candidate_preview, null); - mPreviewPopup.setWindowLayoutMode(WRAP_CONTENT, WRAP_CONTENT); + mPreviewPopup.setWindowLayoutMode( + ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); mPreviewPopup.setContentView(mPreviewText); mPreviewPopup.setBackgroundDrawable(null); @@ -581,6 +596,15 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo mInfos); mPaneParams = new SuggestionsPaneParams(mWords, mDividers, mInfos); mStripParams.mWordToSaveView.setOnClickListener(this); + + mMoreSuggestionsContainer = inflater.inflate(R.layout.more_suggestions, null); + mMoreSuggestionsView = (MoreSuggestionsView)mMoreSuggestionsContainer + .findViewById(R.id.more_suggestions_view); + mMoreSuggestionsBuilder = new MoreSuggestions.Builder(mMoreSuggestionsView); + mMoreSuggestionsWindow = new PopupWindow(context); + mMoreSuggestionsWindow.setWindowLayoutMode( + ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); + mMoreSuggestionsWindow.setBackgroundDrawable(null); } /** @@ -617,8 +641,6 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo final int width = getWidth(); final int countInStrip = mStripParams.layout( mSuggestions, mCandidatesStrip, mCandidatesPlacer, width); - mPaneParams.layout( - mSuggestions, mCandidatesPane, countInStrip, mStripParams.getTextColor(), width); } private static CharSequence getDebugInfo(SuggestedWords suggestions, int pos) { @@ -783,6 +805,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo mCandidatesStrip.removeAllViews(); mCandidatesPane.removeAllViews(); closeCandidatesPane(); + mMoreSuggestionsWindow.dismiss(); } private void hidePreview() { @@ -796,8 +819,8 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo final TextView previewText = mPreviewText; previewText.setTextColor(mStripParams.mColorTypedWord); previewText.setText(word); - previewText.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED), - MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED)); + previewText.measure( + ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); final int[] offsetInWindow = new int[2]; view.getLocationInWindow(offsetInWindow); final int posX = offsetInWindow[0]; @@ -819,16 +842,103 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo } } + private final KeyboardActionListener mMoreSuggestionsListener = + new KeyboardActionListener.Adapter() { + @Override + public boolean onCustomRequest(int requestCode) { + final int index = requestCode; + final CharSequence word = mSuggestions.getWord(index); + mListener.pickSuggestionManually(index, word); + mMoreSuggestionsView.dismissMoreKeysPanel(); + return true; + } + + @Override + public void onCancelInput() { + mMoreSuggestionsView.dismissMoreKeysPanel(); + } + }; + + private final MoreKeysPanel.Controller mMoreSuggestionsController = + new MoreKeysPanel.Controller() { + @Override + public boolean dismissMoreKeysPanel() { + if (mMoreSuggestionsWindow.isShowing()) { + mMoreSuggestionsWindow.dismiss(); + return true; + } + return false; + } + }; + @Override public boolean onLongClick(View view) { - if (mStripParams.mMoreSuggestionsAvailable) { - toggleCandidatesPane(); + final SuggestionsStripParams params = mStripParams; + if (params.mMoreSuggestionsAvailable) { + final int stripWidth = getWidth(); + final View container = mMoreSuggestionsContainer; + final int maxWidth = stripWidth - container.getPaddingLeft() + - container.getPaddingRight(); + final DisplayMetrics dm = getContext().getResources().getDisplayMetrics(); + // TODO: Revise how we determine the height + final int maxHeight = dm.heightPixels - mKeyboardView.getHeight() - getHeight() * 3; + final MoreSuggestions.Builder builder = mMoreSuggestionsBuilder; + builder.layout(mSuggestions, params.mCandidateCountInStrip, maxWidth, maxHeight); + 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 = 0; + moreKeysPanel.showMoreKeysPanel( + this, mMoreSuggestionsController, pointX, pointY, + mMoreSuggestionsWindow, mMoreSuggestionsListener); + // TODO: Should figure out how to select the pointer tracker correctly. + final PointerTracker tracker = PointerTracker.getPointerTracker(0, moreKeysPanel); + final int translatedX = moreKeysPanel.translateX(tracker.getLastX()); + final int translatedY = moreKeysPanel.translateY(tracker.getLastY()); + tracker.onShowMoreKeysPanel( + translatedX, translatedY, SystemClock.uptimeMillis(), moreKeysPanel); + view.setPressed(false); + // TODO: Should gray out the keyboard here as well? return true; } return false; } @Override + public boolean dispatchTouchEvent(MotionEvent me) { + if (!mMoreSuggestionsWindow.isShowing()) { + return super.dispatchTouchEvent(me); + } + final int action = me.getAction(); + final long eventTime = me.getEventTime(); + final int index = me.getActionIndex(); + final int id = me.getPointerId(index); + final PointerTracker tracker = PointerTracker.getPointerTracker(id, mMoreSuggestionsView); + final int x = mMoreSuggestionsView.translateX((int)me.getX(index)); + final int y = mMoreSuggestionsView.translateY((int)me.getY(index)); + switch (action) { + case MotionEvent.ACTION_DOWN: + case MotionEvent.ACTION_POINTER_DOWN: + tracker.onDownEvent(x, y, eventTime, mMoreSuggestionsView); + break; + case MotionEvent.ACTION_UP: + case MotionEvent.ACTION_POINTER_UP: + tracker.onUpEvent(x, y, eventTime); + break; + case MotionEvent.ACTION_MOVE: + tracker.onMoveEvent(x, y, eventTime); + break; + case MotionEvent.ACTION_CANCEL: + tracker.onCancelEvent(x, y, eventTime); + break; + } + return true; + } + + @Override public void onClick(View view) { if (view == mStripParams.mWordToSaveView) { addToDictionary((CharSequence)view.getTag()); diff --git a/java/src/com/android/inputmethod/latin/MoreSuggestions.java b/java/src/com/android/inputmethod/latin/MoreSuggestions.java new file mode 100644 index 000000000..0446fb2a8 --- /dev/null +++ b/java/src/com/android/inputmethod/latin/MoreSuggestions.java @@ -0,0 +1,203 @@ +/* + * Copyright (C) 2011 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; + +import android.graphics.Paint; +import android.text.TextUtils; + +import com.android.inputmethod.keyboard.Key; +import com.android.inputmethod.keyboard.Keyboard; +import com.android.inputmethod.keyboard.KeyboardSwitcher; +import com.android.inputmethod.keyboard.KeyboardView; +import com.android.inputmethod.keyboard.internal.KeyboardBuilder; +import com.android.inputmethod.keyboard.internal.KeyboardParams; +import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; + +public class MoreSuggestions extends Keyboard { + private static final boolean DBG = LatinImeLogger.sDBG; + + public static final int SUGGESTION_CODE_BASE = 1024; + + private MoreSuggestions(Builder.MoreSuggestionsParam params) { + super(params); + } + + public static class Builder extends KeyboardBuilder<Builder.MoreSuggestionsParam> { + private final MoreSuggestionsView mPaneView; + private SuggestedWords mSuggestions; + private int mFromPos; + private int mToPos; + + public static class MoreSuggestionsParam extends KeyboardParams { + private final int[] mWidths = new int[CandidateView.MAX_SUGGESTIONS]; + private final int[] mRowNumbers = new int[CandidateView.MAX_SUGGESTIONS]; + private final int[] mColumnOrders = new int[CandidateView.MAX_SUGGESTIONS]; + private final int[] mNumColumnsInRow = new int[CandidateView.MAX_SUGGESTIONS]; + private static final int MAX_COLUMNS_IN_ROW = 3; + private int mNumRows; + + public int layout(SuggestedWords suggestions, int fromPos, int maxWidth, int maxHeight, + KeyboardView view) { + clearKeys(); + final Paint paint = new Paint(); + paint.setAntiAlias(true); + final int padding = (int) view.getContext().getResources() + .getDimension(R.dimen.more_suggestions_key_horizontal_padding); + + int row = 0; + int pos = fromPos, rowStartPos = fromPos; + final int size = Math.min(suggestions.size(), CandidateView.MAX_SUGGESTIONS); + while (pos < size) { + final CharSequence word = suggestions.getWord(pos); + // TODO: Should take care of text x-scaling. + mWidths[pos] = (int)view.getDefaultLabelWidth(word, paint) + padding; + final int numColumn = pos - rowStartPos + 1; + if (numColumn > MAX_COLUMNS_IN_ROW + || !fitInWidth(rowStartPos, pos + 1, maxWidth / numColumn)) { + if ((row + 1) * mDefaultRowHeight > maxHeight) { + break; + } + mNumColumnsInRow[row] = pos - rowStartPos; + rowStartPos = pos; + row++; + } + mColumnOrders[pos] = pos - rowStartPos; + mRowNumbers[pos] = row; + pos++; + } + mNumColumnsInRow[row] = pos - rowStartPos; + mNumRows = row + 1; + mWidth = mOccupiedWidth = calcurateMaxRowWidth(fromPos, pos); + mHeight = mOccupiedHeight = mNumRows * mDefaultRowHeight + mVerticalGap; + return pos - fromPos; + } + + private boolean fitInWidth(int startPos, int endPos, int width) { + for (int pos = startPos; pos < endPos; pos++) { + if (mWidths[pos] > width) + return false; + } + return true; + } + + private int calcurateMaxRowWidth(int startPos, int endPos) { + int maxRowWidth = 0; + int pos = startPos; + for (int row = 0; row < mNumRows; row++) { + final int numColumn = mNumColumnsInRow[row]; + int maxKeyWidth = 0; + while (pos < endPos && mRowNumbers[pos] == row) { + maxKeyWidth = Math.max(maxKeyWidth, mWidths[pos]); + pos++; + } + maxRowWidth = Math.max(maxRowWidth, maxKeyWidth * numColumn); + } + return maxRowWidth; + } + + private static final int[][] COLUMN_ORDER_TO_NUMBER = { + { 0, }, + { 1, 0, }, + { 2, 0, 1}, + }; + + private int getColumnNumber(int pos) { + final int columnOrder = mColumnOrders[pos]; + final int numColumn = mNumColumnsInRow[mRowNumbers[pos]]; + return COLUMN_ORDER_TO_NUMBER[numColumn - 1][columnOrder]; + } + + public int getX(int pos) { + final int columnNumber = getColumnNumber(pos); + return columnNumber * getWidth(pos); + } + + public int getY(int pos) { + final int row = mRowNumbers[pos]; + return (mNumRows -1 - row) * mDefaultRowHeight + mTopPadding; + } + + public int getWidth(int pos) { + final int row = mRowNumbers[pos]; + final int numColumn = mNumColumnsInRow[row]; + return mWidth / numColumn; + } + + public int getFlags(int pos) { + int rowFlags = 0; + + final int row = mRowNumbers[pos]; + if (row == 0) + rowFlags |= Keyboard.EDGE_BOTTOM; + if (row == mNumRows - 1) + rowFlags |= Keyboard.EDGE_TOP; + + final int numColumn = mNumColumnsInRow[row]; + final int column = getColumnNumber(pos); + if (column == 0) + rowFlags |= Keyboard.EDGE_LEFT; + if (column == numColumn - 1) + rowFlags |= Keyboard.EDGE_RIGHT; + + return rowFlags; + } + } + + public Builder(MoreSuggestionsView paneView) { + super(paneView.getContext(), new MoreSuggestionsParam()); + mPaneView = paneView; + } + + public Builder layout(SuggestedWords suggestions, int fromPos, int maxWidth, + int maxHeight) { + final Keyboard keyboard = KeyboardSwitcher.getInstance().getLatinKeyboard(); + final int xmlId = R.xml.kbd_suggestions_pane_template; + load(keyboard.mId.cloneWithNewXml(mResources.getResourceEntryName(xmlId), xmlId)); + mParams.mVerticalGap = mParams.mTopPadding = keyboard.mVerticalGap / 2; + + final int count = mParams.layout(suggestions, fromPos, maxWidth, maxHeight, mPaneView); + mFromPos = fromPos; + mToPos = fromPos + count; + mSuggestions = suggestions; + return this; + } + + private static String getDebugInfo(SuggestedWords suggestions, int pos) { + if (!DBG) return null; + final SuggestedWordInfo wordInfo = suggestions.getInfo(pos); + if (wordInfo == null) return null; + final String info = wordInfo.getDebugString(); + if (TextUtils.isEmpty(info)) return null; + return info; + } + + @Override + public MoreSuggestions build() { + final MoreSuggestionsParam params = mParams; + for (int pos = mFromPos; pos < mToPos; pos++) { + final String word = mSuggestions.getWord(pos).toString(); + final String info = getDebugInfo(mSuggestions, pos); + final int index = pos + SUGGESTION_CODE_BASE; + final Key key = new Key( + params, word, info, null, index, null, params.getX(pos), params.getY(pos), + params.getWidth(pos), params.mDefaultRowHeight, params.getFlags(pos)); + params.onAddKey(key); + } + return new MoreSuggestions(params); + } + } +} diff --git a/java/src/com/android/inputmethod/latin/MoreSuggestionsView.java b/java/src/com/android/inputmethod/latin/MoreSuggestionsView.java new file mode 100644 index 000000000..828490112 --- /dev/null +++ b/java/src/com/android/inputmethod/latin/MoreSuggestionsView.java @@ -0,0 +1,237 @@ +/* + * Copyright (C) 2011 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; + +import android.content.Context; +import android.content.res.Resources; +import android.util.AttributeSet; +import android.view.Gravity; +import android.view.View; +import android.widget.PopupWindow; + +import com.android.inputmethod.keyboard.Key; +import com.android.inputmethod.keyboard.KeyDetector; +import com.android.inputmethod.keyboard.Keyboard; +import com.android.inputmethod.keyboard.KeyboardActionListener; +import com.android.inputmethod.keyboard.KeyboardView; +import com.android.inputmethod.keyboard.MoreKeysPanel; +import com.android.inputmethod.keyboard.PointerTracker; +import com.android.inputmethod.keyboard.PointerTracker.DrawingProxy; +import com.android.inputmethod.keyboard.PointerTracker.TimerProxy; + +import java.util.List; + +/** + * A view that renders a virtual {@link MoreSuggestions}. It handles rendering of keys and detecting + * key presses and touch movements. + */ +public class MoreSuggestionsView extends KeyboardView implements MoreKeysPanel { + private final int[] mCoordinates = new int[2]; + + private final KeyDetector mKeyDetector; + + private Controller mController; + private KeyboardActionListener mListener; + private int mOriginX; + private int mOriginY; + + private static class SuggestionsPaneKeyDetector extends KeyDetector { + private final int mSlideAllowanceSquare; + private final int mSlideAllowanceSquareTop; + + public SuggestionsPaneKeyDetector(float slideAllowance) { + super(/* keyHysteresisDistance */0); + mSlideAllowanceSquare = (int)(slideAllowance * slideAllowance); + // Top slide allowance is slightly longer (sqrt(2) times) than other edges. + mSlideAllowanceSquareTop = mSlideAllowanceSquare * 2; + } + + @Override + public boolean alwaysAllowsSlidingInput() { + return true; + } + + @Override + protected int getMaxNearbyKeys() { + // No nearby key will be returned. + return 1; + } + + @Override + public int getKeyIndexAndNearbyCodes(int x, int y, final int[] allCodes) { + final List<Key> keys = getKeyboard().mKeys; + final int touchX = getTouchX(x); + final int touchY = getTouchY(y); + + int nearestIndex = NOT_A_KEY; + int nearestDist = (y < 0) ? mSlideAllowanceSquareTop : mSlideAllowanceSquare; + final int keyCount = keys.size(); + for (int index = 0; index < keyCount; index++) { + final int dist = keys.get(index).squaredDistanceToEdge(touchX, touchY); + if (dist < nearestDist) { + nearestIndex = index; + nearestDist = dist; + } + } + + if (allCodes != null && nearestIndex != NOT_A_KEY) + allCodes[0] = keys.get(nearestIndex).mCode; + return nearestIndex; + } + } + + private static final TimerProxy EMPTY_TIMER_PROXY = new TimerProxy.Adapter(); + + private final KeyboardActionListener mSuggestionsPaneListener = + new KeyboardActionListener.Adapter() { + @Override + public void onPress(int primaryCode, boolean withSliding) { + mListener.onPress(primaryCode, withSliding); + } + + @Override + public void onRelease(int primaryCode, boolean withSliding) { + mListener.onRelease(primaryCode, withSliding); + } + + @Override + public void onCodeInput(int primaryCode, int[] keyCodes, int x, int y) { + mListener.onCustomRequest(primaryCode - MoreSuggestions.SUGGESTION_CODE_BASE); + } + + @Override + public void onCancelInput() { + mListener.onCancelInput(); + } + }; + + public MoreSuggestionsView(Context context, AttributeSet attrs) { + this(context, attrs, R.attr.suggestionsPaneViewStyle); + } + + public MoreSuggestionsView(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + + final Resources res = context.getResources(); + // Override default ProximityKeyDetector. + mKeyDetector = new SuggestionsPaneKeyDetector(res.getDimension( + R.dimen.more_suggestions_slide_allowance)); + // Remove gesture detector on suggestions pane + setKeyPreviewPopupEnabled(false, 0); + } + + @Override + protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { + final Keyboard keyboard = getKeyboard(); + if (keyboard != null) { + final int width = keyboard.mOccupiedWidth + getPaddingLeft() + getPaddingRight(); + final int height = keyboard.mOccupiedHeight + getPaddingTop() + getPaddingBottom(); + setMeasuredDimension(width, height); + } else { + super.onMeasure(widthMeasureSpec, heightMeasureSpec); + } + } + + @Override + public void setKeyboard(Keyboard keyboard) { + super.setKeyboard(keyboard); + mKeyDetector.setKeyboard(keyboard, -getPaddingLeft(), + -getPaddingTop() + mVerticalCorrection); + } + + @Override + public KeyDetector getKeyDetector() { + return mKeyDetector; + } + + @Override + public KeyboardActionListener getKeyboardActionListener() { + return mSuggestionsPaneListener; + } + + @Override + public DrawingProxy getDrawingProxy() { + return this; + } + + @Override + public TimerProxy getTimerProxy() { + return EMPTY_TIMER_PROXY; + } + + @Override + public void setKeyPreviewPopupEnabled(boolean previewEnabled, int delay) { + // Suggestions pane needs no pop-up key preview displayed, so we pass always false with a + // delay of 0. The delay does not matter actually since the popup is not shown anyway. + super.setKeyPreviewPopupEnabled(false, 0); + } + + @Override + public void setShifted(boolean shifted) { + // Nothing to do with. + } + + @Override + public void showMoreKeysPanel(View parentView, Controller controller, int pointX, int pointY, + PopupWindow window, KeyboardActionListener listener) { + mController = controller; + mListener = listener; + final View container = (View)getParent(); + final MoreSuggestions pane = (MoreSuggestions)getKeyboard(); + + parentView.getLocationInWindow(mCoordinates); + final int paneLeft = pointX - (pane.mOccupiedWidth / 2) + parentView.getPaddingLeft(); + final int x = wrapUp(Math.max(0, Math.min(paneLeft, + parentView.getWidth() - pane.mOccupiedWidth)) + - container.getPaddingLeft() + mCoordinates[0], + container.getMeasuredWidth(), 0, parentView.getWidth()); + final int y = pointY + - (container.getMeasuredHeight() - container.getPaddingBottom()) + + parentView.getPaddingTop() + mCoordinates[1]; + + window.setContentView(container); + window.setWidth(container.getMeasuredWidth()); + window.setHeight(container.getMeasuredHeight()); + window.showAtLocation(parentView, Gravity.NO_GRAVITY, x, y); + + mOriginX = x + container.getPaddingLeft() - mCoordinates[0]; + mOriginY = y + container.getPaddingTop() - mCoordinates[1]; + } + + private static int wrapUp(int x, int width, int left, int right) { + if (x < left) + return left; + if (x + width > right) + return right - width; + return x; + } + + @Override + public boolean dismissMoreKeysPanel() { + return mController.dismissMoreKeysPanel(); + } + + @Override + public int translateX(int x) { + return x - mOriginX; + } + + @Override + public int translateY(int y) { + return y - mOriginY; + } +} diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java index a5eed9015..1e2ef4824 100644 --- a/java/src/com/android/inputmethod/latin/Settings.java +++ b/java/src/com/android/inputmethod/latin/Settings.java @@ -73,7 +73,6 @@ public class Settings extends InputMethodSettingsActivity public static final String PREF_AUTO_CORRECTION_THRESHOLD = "auto_correction_threshold"; public static final String PREF_DEBUG_SETTINGS = "debug_settings"; - public static final String PREF_NGRAM_SETTINGS_KEY = "ngram_settings"; public static final String PREF_BIGRAM_SUGGESTIONS = "bigram_suggestion"; public static final String PREF_BIGRAM_PREDICTIONS = "bigram_prediction"; @@ -337,7 +336,9 @@ public class Settings extends InputMethodSettingsActivity R.string.auto_correction_threshold_mode_index_off); final String currentSetting = mAutoCorrectionThresholdPreference.getValue(); mBigramSuggestion.setEnabled(!currentSetting.equals(autoCorrectionOff)); - mBigramPrediction.setEnabled(!currentSetting.equals(autoCorrectionOff)); + if (null != mBigramPrediction) { + mBigramPrediction.setEnabled(!currentSetting.equals(autoCorrectionOff)); + } } public Activity getActivityInternal() { |