1 files changed, 18 insertions, 21 deletions

diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index a0469f6ca..8158ac055 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -74,6 +74,7 @@ import com.android.inputmethod.keyboard.MainKeyboardView;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.define.ProductionFlag;
 import com.android.inputmethod.latin.personalization.PersonalizationDictionaryHelper;
+import com.android.inputmethod.latin.personalization.PersonalizationDictionarySessionRegister;
 import com.android.inputmethod.latin.personalization.PersonalizationPredictionDictionary;
 import com.android.inputmethod.latin.personalization.UserHistoryPredictionDictionary;
 import com.android.inputmethod.latin.settings.Settings;
@@ -470,6 +471,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
         KeyboardSwitcher.init(this);
         AudioAndHapticFeedbackManager.init(this);
         AccessibilityUtils.init(this);
+        PersonalizationDictionarySessionRegister.init(this);
 
         super.onCreate();
 
@@ -650,6 +652,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
                 mOptionsDialog.dismiss();
             }
         }
+        PersonalizationDictionarySessionRegister.onConfigurationChanged(this, conf);
         super.onConfigurationChanged(conf);
     }
 
@@ -1845,24 +1848,19 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
             // When we exit this if-clause, mWordComposer.isComposingWord() will return false.
         }
         if (mWordComposer.isComposingWord()) {
-            final int length = mWordComposer.size();
-            if (length > 0) {
-                if (mWordComposer.isBatchMode()) {
-                    if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {
-                        final String word = mWordComposer.getTypedWord();
-                        ResearchLogger.latinIME_handleBackspace_batch(word, 1);
-                    }
-                    final String rejectedSuggestion = mWordComposer.getTypedWord();
-                    mWordComposer.reset();
-                    mWordComposer.setRejectedBatchModeSuggestion(rejectedSuggestion);
-                } else {
-                    mWordComposer.deleteLast();
+            if (mWordComposer.isBatchMode()) {
+                if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {
+                    final String word = mWordComposer.getTypedWord();
+                    ResearchLogger.latinIME_handleBackspace_batch(word, 1);
                 }
-                mConnection.setComposingText(getTextWithUnderline(mWordComposer.getTypedWord()), 1);
-                mHandler.postUpdateSuggestionStrip();
+                final String rejectedSuggestion = mWordComposer.getTypedWord();
+                mWordComposer.reset();
+                mWordComposer.setRejectedBatchModeSuggestion(rejectedSuggestion);
             } else {
-                mConnection.deleteSurroundingText(1, 0);
+                mWordComposer.deleteLast();
             }
+            mConnection.setComposingText(getTextWithUnderline(mWordComposer.getTypedWord()), 1);
+            mHandler.postUpdateSuggestionStrip();
         } else {
             final SettingsValues currentSettings = mSettings.getCurrent();
             if (mLastComposedWord.canRevertCommit()) {
@@ -1876,8 +1874,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
                 // Cancel multi-character input: remove the text we just entered.
                 // This is triggered on backspace after a key that inputs multiple characters,
                 // like the smiley key or the .com key.
-                final int length = mEnteredText.length();
-                mConnection.deleteSurroundingText(length, 0);
+                mConnection.deleteSurroundingText(mEnteredText.length(), 0);
                 if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {
                     ResearchLogger.latinIME_handleBackspace_cancelTextInput(mEnteredText);
                 }
@@ -2560,8 +2557,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
             }
         }
         mWordComposer.setComposingWord(typedWord, mKeyboardSwitcher.getKeyboard());
-        // TODO: this is in chars but the callee expects code points!
-        mWordComposer.setCursorPositionWithinWord(numberOfCharsInWordBeforeCursor);
+        mWordComposer.setCursorPositionWithinWord(
+                typedWord.codePointCount(0, numberOfCharsInWordBeforeCursor));
         mConnection.setComposingRegion(
                 mLastSelectionStart - numberOfCharsInWordBeforeCursor,
                 mLastSelectionEnd + range.getNumberOfCharsInWordAfterCursor());
@@ -2705,8 +2702,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
             // No need to feedback while sliding input.
             return;
         }
-        if (isRepeatKey && code == Constants.CODE_DELETE && !mConnection.canDeleteCharacters()) {
-            // No need to feedback when repeating delete key will have no effect.
+        if (isRepeatKey) {
+            // No need to feedback when repeating key.
             return;
         }
         AudioAndHapticFeedbackManager.getInstance().hapticAndAudioFeedback(code, keyboardView);