Remove changing a word when added to the dictionary

This code is now useless.
I thought it affected 9902905, but it seems it actually does not.
Still, it's dead code.

Bug: 9902905
Change-Id: Id9c90fbf88f015af47b2368b90d173c481647093

java/src/com/android/inputmethod/latin/LatinIME.java

@@ -95,7 +95,6 @@ import com.android.inputmethod.latin.utils.InputTypeUtils;
 import com.android.inputmethod.latin.utils.IntentUtils;
 import com.android.inputmethod.latin.utils.JniUtils;
 import com.android.inputmethod.latin.utils.LatinImeLoggerUtils;
-import com.android.inputmethod.latin.utils.PositionalInfoForUserDictPendingAddition;
 import com.android.inputmethod.latin.utils.RecapitalizeStatus;
 import com.android.inputmethod.latin.utils.StaticInnerHandlerWrapper;
 import com.android.inputmethod.latin.utils.TargetPackageInfoGetterTask;
@@ -185,8 +184,6 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
     private boolean mIsUserDictionaryAvailable;
 
     private LastComposedWord mLastComposedWord = LastComposedWord.NOT_A_COMPOSED_WORD;
-    private PositionalInfoForUserDictPendingAddition
-            mPositionalInfoForUserDictPendingAddition = null;
     private final WordComposer mWordComposer = new WordComposer();
     private final RichInputConnection mConnection = new RichInputConnection(this);
     private final RecapitalizeStatus mRecapitalizeStatus = new RecapitalizeStatus();
@@ -898,19 +895,6 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
                 currentSettingsValues.mGestureTrailEnabled,
                 currentSettingsValues.mGestureFloatingPreviewTextEnabled);
 
-        // If we have a user dictionary addition in progress, we should check now if we should
-        // replace the previously committed string with the word that has actually been added
-        // to the user dictionary.
-        if (null != mPositionalInfoForUserDictPendingAddition
-                && mPositionalInfoForUserDictPendingAddition.tryReplaceWithActualWord(
-                        mConnection, editorInfo, mLastSelectionEnd, currentLocale)) {
-            mPositionalInfoForUserDictPendingAddition = null;
-        }
-        // If tryReplaceWithActualWord returns false, we don't know what word was
-        // added to the user dictionary yet, so we keep the data and defer processing. The word will
-        // be replaced when the user dictionary reports back with the actual word, which ends
-        // up calling #onWordAddedToUserDictionary() in this class.
-
         initPersonalizationDebugSettings(currentSettingsValues);
 
         if (TRACE) Debug.startMethodTracing("/data/trace/latinime");
@@ -1416,7 +1400,6 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
     public void addWordToUserDictionary(final String word) {
         if (TextUtils.isEmpty(word)) {
             // Probably never supposed to happen, but just in case.
-            mPositionalInfoForUserDictPendingAddition = null;
             return;
         }
         final String wordToEdit;
@@ -1428,22 +1411,6 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
         mUserDictionary.addWordToUserDictionary(wordToEdit);
     }
 
-    public void onWordAddedToUserDictionary(final String newSpelling) {
-        // If word was added but not by us, bail out
-        if (null == mPositionalInfoForUserDictPendingAddition) return;
-        if (mWordComposer.isComposingWord()) {
-            // We are late... give up and return
-            mPositionalInfoForUserDictPendingAddition = null;
-            return;
-        }
-        mPositionalInfoForUserDictPendingAddition.setActualWordBeingAdded(newSpelling);
-        if (mPositionalInfoForUserDictPendingAddition.tryReplaceWithActualWord(
-                mConnection, getCurrentInputEditorInfo(), mLastSelectionEnd,
-                mSubtypeSwitcher.getCurrentSubtypeLocale())) {
-            mPositionalInfoForUserDictPendingAddition = null;
-        }
-    }
-
     private void onSettingsKeyPressed() {
         if (isShowingOptionDialog()) return;
         showSubtypeSelectorAndSettings();

java/src/com/android/inputmethod/latin/UserBinaryDictionary.java

@@ -103,14 +103,6 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary {
             @Override
             public void onChange(final boolean self, final Uri uri) {
                 setRequiresReload(true);
-                // We want to report back to Latin IME in case the user just entered the word.
-                // If the user changed the word in the dialog box, then we want to replace
-                // what was entered in the text field.
-                if (null == uri || !(context instanceof LatinIME)) return;
-                final long changedRowId = ContentUris.parseId(uri);
-                if (-1 == changedRowId) return; // Unknown content... Not sure why we're here
-                final String changedWord = getChangedWordForUri(uri);
-                ((LatinIME)context).onWordAddedToUserDictionary(changedWord);
             }
         };
         cres.registerContentObserver(Words.CONTENT_URI, true, mObserver);
@@ -118,19 +110,6 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary {
         loadDictionary();
     }
 
-    private String getChangedWordForUri(final Uri uri) {
-        final Cursor cursor = mContext.getContentResolver().query(uri,
-                PROJECTION_QUERY, null, null, null);
-        if (cursor == null) return null;
-        try {
-            if (!cursor.moveToFirst()) return null;
-            final int indexWord = cursor.getColumnIndex(Words.WORD);
-            return cursor.getString(indexWord);
-        } finally {
-            cursor.close();
-        }
-    }
-
     @Override
     public synchronized void close() {
         if (mObserver != null) {

java/src/com/android/inputmethod/latin/utils/PositionalInfoForUserDictPendingAddition.java

@@ -1,108 +0,0 @@
-/*
- * Copyright (C) 2012 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.utils;
-
-import android.view.inputmethod.EditorInfo;
-
-import com.android.inputmethod.latin.RichInputConnection;
-
-import java.util.Locale;
-
-/**
- * Holder class for data about a word already committed but that may still be edited.
- *
- * When the user chooses to add a word to the user dictionary by pressing the appropriate
- * suggestion, a dialog is presented to give a chance to edit the word before it is actually
- * registered as a user dictionary word. If the word is actually modified, the IME needs to
- * go back and replace the word that was committed with the amended version.
- * The word we need to replace with will only be known after it's actually committed, so
- * the IME needs to take a note of what it has to replace and where it is.
- * This class encapsulates this data.
- */
-public final class PositionalInfoForUserDictPendingAddition {
-    final private String mOriginalWord;
-    final private int mCursorPos; // Position of the cursor after the word
-    final private EditorInfo mEditorInfo; // On what binding this has been added
-    final private int mCapitalizedMode;
-    private String mActualWordBeingAdded;
-
-    public PositionalInfoForUserDictPendingAddition(final String word, final int cursorPos,
-            final EditorInfo editorInfo, final int capitalizedMode) {
-        mOriginalWord = word;
-        mCursorPos = cursorPos;
-        mEditorInfo = editorInfo;
-        mCapitalizedMode = capitalizedMode;
-    }
-
-    public void setActualWordBeingAdded(final String actualWordBeingAdded) {
-        mActualWordBeingAdded = actualWordBeingAdded;
-    }
-
-    /**
-     * Try to replace the string at the remembered position with the actual word being added.
-     *
-     * After the user validated the word being added, the IME has to replace the old version
-     * (which has been committed in the text view) with the amended version if it's different.
-     * This method tries to do that, but may fail because the IME is not yet ready to do so -
-     * for example, it is still waiting for the new string, or it is waiting to return to the text
-     * view in which the amendment should be made. In these cases, we should keep the data
-     * and wait until all conditions are met.
-     * This method returns true if the replacement has been successfully made and this data
-     * can be forgotten; it returns false if the replacement can't be made yet and we need to
-     * keep this until a later time.
-     * The IME knows about the actual word being added through a callback called by the
-     * user dictionary facility of the device. When this callback comes, the keyboard may still
-     * be connected to the edition dialog, or it may have already returned to the original text
-     * field. Replacement has to work in both cases.
-     * Accordingly, this method is called at two different points in time : upon getting the
-     * event that a new word was added to the user dictionary, and upon starting up in a
-     * new text field.
-     * @param connection The RichInputConnection through which to contact the editor.
-     * @param editorInfo Information pertaining to the editor we are currently in.
-     * @param currentCursorPosition The current cursor position, for checking purposes.
-     * @param locale The locale for changing case, if necessary
-     * @return true if the edit has been successfully made, false if we need to try again later
-     */
-    public boolean tryReplaceWithActualWord(final RichInputConnection connection,
-            final EditorInfo editorInfo, final int currentCursorPosition, final Locale locale) {
-        // If we still don't know the actual word being added, we need to try again later.
-        if (null == mActualWordBeingAdded) return false;
-        // The entered text and the registered text were the same anyway : we can
-        // return success right away even if focus has not returned yet to the text field we
-        // want to amend.
-        if (mActualWordBeingAdded.equals(mOriginalWord)) return true;
-        // Not the same text field : we need to try again later. This happens when the addition
-        // is reported by the user dictionary provider before the focus has moved back to the
-        // original text view, so the IME is still in the text view of the dialog and has no way to
-        // edit the original text view at this time.
-        if (!mEditorInfo.packageName.equals(editorInfo.packageName)
-                || mEditorInfo.fieldId != editorInfo.fieldId) {
-            return false;
-        }
-        // Same text field, but not the same cursor position : we give up, so we return success
-        // so that it won't be tried again
-        if (currentCursorPosition != mCursorPos) return true;
-        // We have made all the checks : do the replacement and report success
-        // If this was auto-capitalized, we need to restore the case before committing
-        final String wordWithCaseFixed = CapsModeUtils.applyAutoCapsMode(mActualWordBeingAdded,
-                mCapitalizedMode, locale);
-        connection.setComposingRegion(currentCursorPosition - mOriginalWord.length(),
-                currentCursorPosition);
-        connection.commitText(wordWithCaseFixed, wordWithCaseFixed.length());
-        return true;
-    }
-}