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Hiding SuggestedWords.EMPTY and refactoring code that compares SuggestedWords instances directly to it to use isEmpty instead 

Bug: 17560717
Change-Id: I7032bf0ab46f9cf5e3b3312a14e689b5496764c1
main
Adrian Velicu 2014-09-22 12:40:41 +09:00
parent 1c810c6725
commit 30f4a2a4d7
7 changed files with 26 additions and 24 deletions
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2
java/src/com/android/inputmethod/keyboard/internal/DrawingHandler.java
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@ -49,7 +49,7 @@ public class DrawingHandler extends LeakGuardHandlerWrapper<Callbacks> {
callbacks.dismissKeyPreviewWithoutDelay((Key)msg.obj);
break;
case MSG_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT:
callbacks.showGestureFloatingPreviewText(SuggestedWords.EMPTY);
callbacks.showGestureFloatingPreviewText(SuggestedWords.getEmptyInstance());
break;
}
}

2
java/src/com/android/inputmethod/keyboard/internal/GestureFloatingTextDrawingPreview.java
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@ -98,7 +98,7 @@ public class GestureFloatingTextDrawingPreview extends AbstractDrawingPreview {
private final RectF mGesturePreviewRectangle = new RectF();
private int mPreviewTextX;
private int mPreviewTextY;
private SuggestedWords mSuggestedWords = SuggestedWords.EMPTY;
private SuggestedWords mSuggestedWords = SuggestedWords.getEmptyInstance();
private final int[] mLastPointerCoords = CoordinateUtils.newInstance();
public GestureFloatingTextDrawingPreview(final TypedArray mainKeyboardViewAttr) {

15
java/src/com/android/inputmethod/latin/LatinIME.java
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@ -1491,7 +1491,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
final boolean isEmptyApplicationSpecifiedCompletions =
currentSettingsValues.isApplicationSpecifiedCompletionsOn()
&& suggestedWords.isEmpty();
final boolean noSuggestionsFromDictionaries = (SuggestedWords.EMPTY == suggestedWords)
final boolean noSuggestionsFromDictionaries = suggestedWords.isEmpty()
|| suggestedWords.isPunctuationSuggestions()
|| isEmptyApplicationSpecifiedCompletions;
final boolean isBeginningOfSentencePrediction = (suggestedWords.mInputStyle
@ -1518,7 +1518,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
final OnGetSuggestedWordsCallback callback) {
final Keyboard keyboard = mKeyboardSwitcher.getKeyboard();
if (keyboard == null) {
callback.onGetSuggestedWords(SuggestedWords.EMPTY);
callback.onGetSuggestedWords(SuggestedWords.getEmptyInstance());
return;
}
mInputLogic.getSuggestedWords(mSettings.getCurrent(), keyboard.getProximityInfo(),
@ -1526,10 +1526,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
@Override
public void showSuggestionStrip(final SuggestedWords sourceSuggestedWords) {
final SuggestedWords suggestedWords =
sourceSuggestedWords.isEmpty() ? SuggestedWords.EMPTY : sourceSuggestedWords;
if (SuggestedWords.EMPTY == suggestedWords) {
public void showSuggestionStrip(final SuggestedWords suggestedWords) {
if (suggestedWords.isEmpty()) {
setNeutralSuggestionStrip();
} else {
setSuggestedWords(suggestedWords);
@ -1537,7 +1535,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// Cache the auto-correction in accessibility code so we can speak it if the user
// touches a key that will insert it.
AccessibilityUtils.getInstance().setAutoCorrection(suggestedWords,
sourceSuggestedWords.mTypedWord);
suggestedWords.mTypedWord);
}
// Called from {@link SuggestionStripView} through the {@link SuggestionStripView#Listener}
@ -1572,7 +1570,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
public void setNeutralSuggestionStrip() {
final SettingsValues currentSettings = mSettings.getCurrent();
final SuggestedWords neutralSuggestions = currentSettings.mBigramPredictionEnabled
? SuggestedWords.EMPTY : currentSettings.mSpacingAndPunctuations.mSuggestPuncList;
? SuggestedWords.getEmptyInstance()
: currentSettings.mSpacingAndPunctuations.mSuggestPuncList;
setSuggestedWords(neutralSuggestions);
}

6
java/src/com/android/inputmethod/latin/SuggestedWords.java
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@ -45,7 +45,7 @@ public class SuggestedWords {
public static final int MAX_SUGGESTIONS = 18;
private static final ArrayList<SuggestedWordInfo> EMPTY_WORD_INFO_LIST = new ArrayList<>(0);
public static final SuggestedWords EMPTY = new SuggestedWords(
private static final SuggestedWords EMPTY = new SuggestedWords(
EMPTY_WORD_INFO_LIST, null /* rawSuggestions */, false /* typedWordValid */,
false /* willAutoCorrect */, false /* isObsoleteSuggestions */, INPUT_STYLE_NONE);
@ -196,6 +196,10 @@ public class SuggestedWords {
return result;
}
public static final SuggestedWords getEmptyInstance() {
return SuggestedWords.EMPTY;
}
// Should get rid of the first one (what the user typed previously) from suggestions
// and replace it with what the user currently typed.
public static ArrayList<SuggestedWordInfo> getTypedWordAndPreviousSuggestions(

19
java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
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@ -86,7 +86,7 @@ public final class InputLogic {
// Current space state of the input method. This can be any of the above constants.
private int mSpaceState;
// Never null
public SuggestedWords mSuggestedWords = SuggestedWords.EMPTY;
public SuggestedWords mSuggestedWords = SuggestedWords.getEmptyInstance();
public final Suggest mSuggest;
private final DictionaryFacilitator mDictionaryFacilitator;
@ -151,7 +151,7 @@ public final class InputLogic {
mSpaceState = SpaceState.NONE;
mRecapitalizeStatus.disable(); // Do not perform recapitalize until the cursor is moved once
mCurrentlyPressedHardwareKeys.clear();
mSuggestedWords = SuggestedWords.EMPTY;
mSuggestedWords = SuggestedWords.getEmptyInstance();
// In some cases (namely, after rotation of the device) editorInfo.initialSelStart is lying
// so we try using some heuristics to find out about these and fix them.
mConnection.tryFixLyingCursorPosition();
@ -325,7 +325,7 @@ public final class InputLogic {
// however need to reset the suggestion strip right away, because we know we can't take
// the risk of calling commitCompletion twice because we don't know how the app will react.
if (suggestionInfo.isKindOf(SuggestedWordInfo.KIND_APP_DEFINED)) {
mSuggestedWords = SuggestedWords.EMPTY;
mSuggestedWords = SuggestedWords.getEmptyInstance();
mSuggestionStripViewAccessor.setNeutralSuggestionStrip();
inputTransaction.requireShiftUpdate(InputTransaction.SHIFT_UPDATE_NOW);
resetComposingState(true /* alsoResetLastComposedWord */);
@ -501,7 +501,7 @@ public final class InputLogic {
final KeyboardSwitcher keyboardSwitcher, final LatinIME.UIHandler handler) {
mInputLogicHandler.onStartBatchInput();
handler.showGesturePreviewAndSuggestionStrip(
SuggestedWords.EMPTY, false /* dismissGestureFloatingPreviewText */);
SuggestedWords.getEmptyInstance(), false /* dismissGestureFloatingPreviewText */);
handler.cancelUpdateSuggestionStrip();
++mAutoCommitSequenceNumber;
mConnection.beginBatchEdit();
@ -600,14 +600,14 @@ public final class InputLogic {
public void onCancelBatchInput(final LatinIME.UIHandler handler) {
mInputLogicHandler.onCancelBatchInput();
handler.showGesturePreviewAndSuggestionStrip(
SuggestedWords.EMPTY, true /* dismissGestureFloatingPreviewText */);
SuggestedWords.getEmptyInstance(), true /* dismissGestureFloatingPreviewText */);
}
// TODO: on the long term, this method should become private, but it will be difficult.
// Especially, how do we deal with InputMethodService.onDisplayCompletions?
public void setSuggestedWords(final SuggestedWords suggestedWords,
final SettingsValues settingsValues, final LatinIME.UIHandler handler) {
if (SuggestedWords.EMPTY != suggestedWords) {
if (!suggestedWords.isEmpty()) {
final String autoCorrection;
final String dictType;
if (suggestedWords.mWillAutoCorrect) {
@ -1393,7 +1393,7 @@ public final class InputLogic {
+ "requested!");
}
// Clear the suggestions strip.
mSuggestionStripViewAccessor.showSuggestionStrip(SuggestedWords.EMPTY);
mSuggestionStripViewAccessor.showSuggestionStrip(SuggestedWords.getEmptyInstance());
return;
}
@ -1885,9 +1885,8 @@ public final class InputLogic {
*/
private SuggestedWords retrieveOlderSuggestions(final String typedWord,
final SuggestedWords previousSuggestedWords) {
final SuggestedWords oldSuggestedWords =
previousSuggestedWords.isPunctuationSuggestions() ? SuggestedWords.EMPTY
: previousSuggestedWords;
final SuggestedWords oldSuggestedWords = previousSuggestedWords.isPunctuationSuggestions()
? SuggestedWords.getEmptyInstance() : previousSuggestedWords;
final ArrayList<SuggestedWords.SuggestedWordInfo> typedWordAndPreviousSuggestions =
SuggestedWords.getTypedWordAndPreviousSuggestions(typedWord, oldSuggestedWords);
return new SuggestedWords(typedWordAndPreviousSuggestions, null /* rawSuggestions */,

2
java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java
View File

@ -82,7 +82,7 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
private final ArrayList<View> mDividerViews = new ArrayList<>();
Listener mListener;
private SuggestedWords mSuggestedWords = SuggestedWords.EMPTY;
private SuggestedWords mSuggestedWords = SuggestedWords.getEmptyInstance();
private int mStartIndexOfMoreSuggestions;
private final SuggestionStripLayoutHelper mLayoutHelper;

4
tests/src/com/android/inputmethod/latin/SuggestedWordsTests.java
View File

@ -147,7 +147,7 @@ public class SuggestedWordsTests extends AndroidTestCase {
assertNull(wordsWithoutTypedWord.getTypedWordInfoOrNull());
// Make sure getTypedWordInfoOrNull() returns null.
assertNull(SuggestedWords.EMPTY.getTypedWordInfoOrNull());
assertNull(SuggestedWords.getEmptyInstance().getTypedWordInfoOrNull());
final SuggestedWords emptySuggestedWords = new SuggestedWords(
new ArrayList<SuggestedWordInfo>(), null /* rawSuggestions */,
@ -157,6 +157,6 @@ public class SuggestedWordsTests extends AndroidTestCase {
SuggestedWords.INPUT_STYLE_NONE);
assertNull(emptySuggestedWords.getTypedWordInfoOrNull());
assertNull(SuggestedWords.EMPTY.getTypedWordInfoOrNull());
assertNull(SuggestedWords.getEmptyInstance().getTypedWordInfoOrNull());
}
}