Accept double-space-period after emoji.

This also includes a fix that allows this code to read surrogate
pairs in this processing.

Bug: 11070482
Change-Id: If5ef8d6863938252f09128b7e99ea07ece6e7019
This commit is contained in:
Jean Chalard 2013-10-04 21:29:20 +09:00
parent 14d31d4640
commit 8142fd83a6
2 changed files with 28 additions and 10 deletions

View File

@ -1438,11 +1438,21 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
if (!settingsValues.mCorrectionEnabled) return false;
if (!settingsValues.mUseDoubleSpacePeriod) return false;
if (!mHandler.isAcceptingDoubleSpacePeriod()) return false;
final CharSequence lastThree = mConnection.getTextBeforeCursor(3, 0);
if (lastThree != null && lastThree.length() == 3
&& canBeFollowedByDoubleSpacePeriod(lastThree.charAt(0))
&& lastThree.charAt(1) == Constants.CODE_SPACE
&& lastThree.charAt(2) == Constants.CODE_SPACE) {
// We only do this when we see two spaces and an accepted code point before the cursor.
// The code point may be a surrogate pair but the two spaces may not, so we need 4 chars.
final CharSequence lastThree = mConnection.getTextBeforeCursor(4, 0);
if (null == lastThree) return false;
final int length = lastThree.length();
if (length < 3) return false;
if (lastThree.charAt(length - 1) != Constants.CODE_SPACE) return false;
if (lastThree.charAt(length - 2) != Constants.CODE_SPACE) return false;
// We know there are spaces in pos -1 and -2, and we have at least three chars.
// If we have only three chars, isSurrogatePairs can't return true as charAt(1) is a space,
// so this is fine.
final int firstCodePoint =
Character.isSurrogatePair(lastThree.charAt(0), lastThree.charAt(1)) ?
Character.codePointAt(lastThree, 0) : lastThree.charAt(length - 3);
if (canBeFollowedByDoubleSpacePeriod(firstCodePoint)) {
mHandler.cancelDoubleSpacePeriodTimer();
mConnection.deleteSurroundingText(2, 0);
final String textToInsert = ". ";
@ -1467,7 +1477,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
|| codePoint == Constants.CODE_CLOSING_SQUARE_BRACKET
|| codePoint == Constants.CODE_CLOSING_CURLY_BRACKET
|| codePoint == Constants.CODE_CLOSING_ANGLE_BRACKET
|| codePoint == Constants.CODE_PLUS;
|| codePoint == Constants.CODE_PLUS
|| Character.getType(codePoint) == Character.OTHER_SYMBOL;
}
// Callback for the {@link SuggestionStripView}, to call when the "add to dictionary" hint is

View File

@ -179,10 +179,17 @@ public class InputLogicTests extends InputTestsBase {
}
public void testDoubleSpace() {
final String STRING_TO_TYPE = "this ";
final String EXPECTED_RESULT = "this. ";
type(STRING_TO_TYPE);
assertEquals("double space make a period", EXPECTED_RESULT, mEditText.getText().toString());
// U+1F607 is an emoji
final String[] STRINGS_TO_TYPE =
new String[] { "this ", "a+ ", "\u1F607 ", ".. ", ") ", "( ", "% " };
final String[] EXPECTED_RESULTS =
new String[] { "this. ", "a+. ", "\u1F607. ", ".. ", "). ", "( ", "% " };
for (int i = 0; i < STRINGS_TO_TYPE.length; ++i) {
mEditText.setText("");
type(STRINGS_TO_TYPE[i]);
assertEquals("double space processing", EXPECTED_RESULTS[i],
mEditText.getText().toString());
}
}
public void testCancelDoubleSpace() {