diff options
author | 2012-07-04 15:38:14 +0900 | |
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committer | 2012-07-04 15:38:21 +0900 | |
commit | c68b37964b083015967ce290991ad69d29a4055d (patch) | |
tree | 909bddc0f0c699b6344015e7ff67e31c0a1f4eff /java/src/com/android/inputmethod/latin/EditingUtils.java | |
parent | 1e094ac19b99c47f0b8a5108e20949ac91cfa03e (diff) | |
parent | 30a324a58dbe1e2dc47d83c1bcc0af262ab0d542 (diff) | |
download | latinime-c68b37964b083015967ce290991ad69d29a4055d.tar.gz latinime-c68b37964b083015967ce290991ad69d29a4055d.tar.xz latinime-c68b37964b083015967ce290991ad69d29a4055d.zip |
Merge remote-tracking branch 'goog/master' into mergescript
Conflicts:
CleanSpec.mk
java/Android.mk
java/res/drawable-large-hdpi/btn_keyboard_key_popup_selected_holo.9.png
java/res/drawable-large-hdpi/hint_popup_holo.9.png
java/res/drawable-large-hdpi/sym_keyboard_numsymbol_holo.png
java/res/drawable-large-hdpi/sym_keyboard_tab_holo.png
java/res/drawable-large-land-hdpi/hint_popup_holo.9.png
java/res/drawable-large-land-mdpi/hint_popup_holo.9.png
java/res/drawable-large-land-xhdpi/hint_popup_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_dark_normal_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_dark_normal_off_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_dark_normal_on_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_dark_pressed_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_dark_pressed_off_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_dark_pressed_on_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_light_normal_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_light_pressed_holo.9.png
java/res/drawable-large-mdpi/btn_keyboard_key_popup_selected_holo.9.png
java/res/drawable-large-mdpi/hint_popup_holo.9.png
java/res/drawable-large-mdpi/keyboard_background_holo.9.png
java/res/drawable-large-mdpi/keyboard_popup_panel_background_holo.9.png
java/res/drawable-large-mdpi/keyboard_suggest_strip_holo.9.png
java/res/drawable-large-mdpi/sym_keyboard_delete_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num0_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num1_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num2_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num3_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num4_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num5_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num6_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num7_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num8_holo.png
java/res/drawable-large-mdpi/sym_keyboard_num9_holo.png
java/res/drawable-large-mdpi/sym_keyboard_numbpound_holo.png
java/res/drawable-large-mdpi/sym_keyboard_numbstar_holo.png
java/res/drawable-large-mdpi/sym_keyboard_numsymbol_holo.png
java/res/drawable-large-mdpi/sym_keyboard_return_holo.png
java/res/drawable-large-mdpi/sym_keyboard_settings_holo.png
java/res/drawable-large-mdpi/sym_keyboard_shift_holo.png
java/res/drawable-large-mdpi/sym_keyboard_shift_locked_holo.png
java/res/drawable-large-mdpi/sym_keyboard_space_holo.png
java/res/drawable-large-mdpi/sym_keyboard_tab_holo.png
java/res/drawable-large-mdpi/sym_keyboard_voice_holo.png
java/res/drawable-large-mdpi/sym_keyboard_voice_off_holo.png
java/res/drawable-large-xhdpi/btn_keyboard_key_popup_selected_holo.9.png
java/res/drawable-large-xhdpi/hint_popup_holo.9.png
java/res/drawable-large-xhdpi/sym_keyboard_numsymbol_holo.png
java/res/drawable-large-xhdpi/sym_keyboard_tab_holo.png
java/res/drawable-xlarge-hdpi/btn_keyboard_key_popup_selected_holo.9.png
java/res/drawable-xlarge-hdpi/hint_popup_holo.9.png
java/res/drawable-xlarge-land-hdpi/hint_popup_holo.9.png
java/res/drawable-xlarge-land-mdpi/hint_popup_holo.9.png
java/res/drawable-xlarge-land-xhdpi/hint_popup_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_dark_normal_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_dark_normal_off_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_dark_normal_on_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_dark_pressed_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_dark_pressed_off_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_dark_pressed_on_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_light_normal_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_light_pressed_holo.9.png
java/res/drawable-xlarge-mdpi/btn_keyboard_key_popup_selected_holo.9.png
java/res/drawable-xlarge-mdpi/hint_popup_holo.9.png
java/res/drawable-xlarge-mdpi/keyboard_background_holo.9.png
java/res/drawable-xlarge-mdpi/keyboard_popup_panel_background_holo.9.png
java/res/drawable-xlarge-mdpi/keyboard_suggest_strip_holo.9.png
java/res/drawable-xlarge-mdpi/sym_keyboard_delete_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num0_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num1_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num2_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num3_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num4_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num5_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num6_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num7_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num8_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_num9_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_numbpound_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_numbstar_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_return_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_settings_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_shift_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_shift_locked_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_space_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_voice_holo.png
java/res/drawable-xlarge-mdpi/sym_keyboard_voice_off_holo.png
java/res/drawable-xlarge-xhdpi/btn_keyboard_key_popup_selected_holo.9.png
java/res/drawable-xlarge-xhdpi/hint_popup_holo.9.png
java/res/layout-xlarge/recognition_status.xml
java/res/values-af/strings.xml
java/res/values-am/strings.xml
java/res/values-ar/strings.xml
java/res/values-be/strings.xml
java/res/values-bg/strings.xml
java/res/values-ca/strings.xml
java/res/values-cs/strings.xml
java/res/values-da/strings.xml
java/res/values-de/strings.xml
java/res/values-el/strings.xml
java/res/values-en-rGB/strings.xml
java/res/values-es-rUS/strings.xml
java/res/values-es/strings.xml
java/res/values-et/strings.xml
java/res/values-fa/strings.xml
java/res/values-fi/strings.xml
java/res/values-fr/strings.xml
java/res/values-hi/strings.xml
java/res/values-hr/strings.xml
java/res/values-hu/strings.xml
java/res/values-in/strings.xml
java/res/values-it/strings.xml
java/res/values-iw/strings.xml
java/res/values-ja/strings.xml
java/res/values-ko/strings.xml
java/res/values-large/donottranslate.xml
java/res/values-lt/strings.xml
java/res/values-lv/strings.xml
java/res/values-ms/strings.xml
java/res/values-nb/strings.xml
java/res/values-nl/strings.xml
java/res/values-pl/strings.xml
java/res/values-pt-rPT/strings.xml
java/res/values-pt/strings.xml
java/res/values-rm/strings.xml
java/res/values-ro/strings.xml
java/res/values-ru/strings.xml
java/res/values-sk/strings.xml
java/res/values-sl/strings.xml
java/res/values-sr/strings.xml
java/res/values-sv/strings.xml
java/res/values-sw/strings.xml
java/res/values-sw600dp/donottranslate.xml
java/res/values-sw768dp/donottranslate.xml
java/res/values-th/strings.xml
java/res/values-tl/strings.xml
java/res/values-tr/strings.xml
java/res/values-uk/strings.xml
java/res/values-vi/strings.xml
java/res/values-xlarge/donottranslate.xml
java/res/values-zh-rCN/strings.xml
java/res/values-zh-rTW/strings.xml
java/res/values-zu/strings.xml
java/res/values/keypress-vibration-durations.xml
java/res/values/predefined-subtypes.xml
java/res/xml-large-land/kbd_popup_template.xml
java/res/xml-large/kbd_key_styles.xml
java/res/xml-large/kbd_popup_template.xml
java/res/xml-large/kbd_qwerty_f2.xml
java/res/xml-large/kbd_qwerty_row1.xml
java/res/xml-large/kbd_qwerty_row2.xml
java/res/xml-large/kbd_qwerty_row3.xml
java/res/xml-large/kbd_qwerty_row4.xml
java/res/xml-large/kbd_row3_right.xml
java/res/xml-large/kbd_rows_arabic.xml
java/res/xml-large/kbd_rows_azerty.xml
java/res/xml-large/kbd_rows_hebrew.xml
java/res/xml-large/kbd_rows_qwerty.xml
java/res/xml-large/kbd_rows_qwertz.xml
java/res/xml-large/kbd_rows_russian.xml
java/res/xml-large/kbd_rows_scandinavian.xml
java/res/xml-large/kbd_rows_serbian.xml
java/res/xml-large/kbd_rows_spanish.xml
java/res/xml-large/kbd_symbols.xml
java/res/xml-large/kbd_symbols_shift.xml
java/res/xml-sw600dp-land/kbd_more_keys_keyboard_template.xml
java/res/xml-sw600dp-land/kbd_popup_template.xml
java/res/xml-sw600dp/kbd_more_keys_keyboard_template.xml
java/res/xml-sw600dp/kbd_popup_template.xml
java/res/xml-sw600dp/kbd_row3_right.xml
java/res/xml-sw600dp/kbd_rows_qwerty.xml
java/res/xml-sw600dp/keys_comma_period.xml
java/res/xml-sw768dp-land/kbd_more_keys_keyboard_template.xml
java/res/xml-sw768dp-land/kbd_popup_template.xml
java/res/xml-sw768dp/kbd_more_keys_keyboard_template.xml
java/res/xml-sw768dp/kbd_popup_template.xml
java/res/xml-sw768dp/kbd_row3_right2.xml
java/res/xml-sw768dp/kbd_rows_qwerty.xml
java/res/xml-sw768dp/row_symbols_shift4.xml
java/res/xml-xlarge-land/kbd_popup_template.xml
java/res/xml-xlarge/kbd_key_styles.xml
java/res/xml-xlarge/kbd_popup_template.xml
java/res/xml-xlarge/kbd_qwerty_row1.xml
java/res/xml-xlarge/kbd_qwerty_row2.xml
java/res/xml-xlarge/kbd_qwerty_row3.xml
java/res/xml-xlarge/kbd_qwerty_row4.xml
java/res/xml-xlarge/kbd_row3_right2.xml
java/res/xml-xlarge/kbd_rows_arabic.xml
java/res/xml-xlarge/kbd_rows_azerty.xml
java/res/xml-xlarge/kbd_rows_hebrew.xml
java/res/xml-xlarge/kbd_rows_qwerty.xml
java/res/xml-xlarge/kbd_rows_qwertz.xml
java/res/xml-xlarge/kbd_rows_russian.xml
java/res/xml-xlarge/kbd_rows_scandinavian.xml
java/res/xml-xlarge/kbd_rows_serbian.xml
java/res/xml-xlarge/kbd_rows_spanish.xml
java/res/xml-xlarge/kbd_symbols.xml
java/res/xml-xlarge/kbd_symbols_shift.xml
java/res/xml/key_azerty_quote.xml
java/res/xml/key_f1.xml
java/res/xml/method.xml
java/src/com/android/inputmethod/compat/InputMethodServiceCompatWrapper.java
java/src/com/android/inputmethod/latin/Utils.java
native/Android.mk
Change-Id: I96e8e042f636ed8e5cc023cf8514f13121e39195
Diffstat (limited to 'java/src/com/android/inputmethod/latin/EditingUtils.java')
-rw-r--r-- | java/src/com/android/inputmethod/latin/EditingUtils.java | 293 |
1 files changed, 0 insertions, 293 deletions
diff --git a/java/src/com/android/inputmethod/latin/EditingUtils.java b/java/src/com/android/inputmethod/latin/EditingUtils.java deleted file mode 100644 index e56aa695d..000000000 --- a/java/src/com/android/inputmethod/latin/EditingUtils.java +++ /dev/null @@ -1,293 +0,0 @@ -/* - * Copyright (C) 2009 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 com.android.inputmethod.compat.InputConnectionCompatUtils; - -import android.text.TextUtils; -import android.view.inputmethod.ExtractedText; -import android.view.inputmethod.ExtractedTextRequest; -import android.view.inputmethod.InputConnection; - -import java.util.regex.Pattern; - -/** - * Utility methods to deal with editing text through an InputConnection. - */ -public class EditingUtils { - /** - * Number of characters we want to look back in order to identify the previous word - */ - private static final int LOOKBACK_CHARACTER_NUM = 15; - - private EditingUtils() { - // Unintentional empty constructor for singleton. - } - - /** - * Append newText to the text field represented by connection. - * The new text becomes selected. - */ - public static void appendText(InputConnection connection, String newText) { - if (connection == null) { - return; - } - - // Commit the composing text - connection.finishComposingText(); - - // Add a space if the field already has text. - String text = newText; - CharSequence charBeforeCursor = connection.getTextBeforeCursor(1, 0); - if (charBeforeCursor != null - && !charBeforeCursor.equals(" ") - && (charBeforeCursor.length() > 0)) { - text = " " + text; - } - - connection.setComposingText(text, 1); - } - - private static int getCursorPosition(InputConnection connection) { - ExtractedText extracted = connection.getExtractedText( - new ExtractedTextRequest(), 0); - if (extracted == null) { - return -1; - } - return extracted.startOffset + extracted.selectionStart; - } - - /** - * @param connection connection to the current text field. - * @param separators characters which may separate words - * @return the word that surrounds the cursor, including up to one trailing - * separator. For example, if the field contains "he|llo world", where | - * represents the cursor, then "hello " will be returned. - */ - public static String getWordAtCursor(InputConnection connection, String separators) { - Range r = getWordRangeAtCursor(connection, separators); - return (r == null) ? null : r.mWord; - } - - /** - * Removes the word surrounding the cursor. Parameters are identical to - * getWordAtCursor. - */ - public static void deleteWordAtCursor(InputConnection connection, String separators) { - Range range = getWordRangeAtCursor(connection, separators); - if (range == null) return; - - connection.finishComposingText(); - // Move cursor to beginning of word, to avoid crash when cursor is outside - // of valid range after deleting text. - int newCursor = getCursorPosition(connection) - range.mCharsBefore; - connection.setSelection(newCursor, newCursor); - connection.deleteSurroundingText(0, range.mCharsBefore + range.mCharsAfter); - } - - /** - * Represents a range of text, relative to the current cursor position. - */ - public static class Range { - /** Characters before selection start */ - public final int mCharsBefore; - - /** - * Characters after selection start, including one trailing word - * separator. - */ - public final int mCharsAfter; - - /** The actual characters that make up a word */ - public final String mWord; - - public Range(int charsBefore, int charsAfter, String word) { - if (charsBefore < 0 || charsAfter < 0) { - throw new IndexOutOfBoundsException(); - } - this.mCharsBefore = charsBefore; - this.mCharsAfter = charsAfter; - this.mWord = word; - } - } - - private static Range getWordRangeAtCursor(InputConnection connection, String sep) { - if (connection == null || sep == null) { - return null; - } - CharSequence before = connection.getTextBeforeCursor(1000, 0); - CharSequence after = connection.getTextAfterCursor(1000, 0); - if (before == null || after == null) { - return null; - } - - // Find first word separator before the cursor - int start = before.length(); - while (start > 0 && !isWhitespace(before.charAt(start - 1), sep)) start--; - - // Find last word separator after the cursor - int end = -1; - while (++end < after.length() && !isWhitespace(after.charAt(end), sep)) { - // Nothing to do here. - } - - int cursor = getCursorPosition(connection); - if (start >= 0 && cursor + end <= after.length() + before.length()) { - String word = before.toString().substring(start, before.length()) - + after.toString().substring(0, end); - return new Range(before.length() - start, end, word); - } - - return null; - } - - private static boolean isWhitespace(int code, String whitespace) { - return whitespace.contains(String.valueOf((char) code)); - } - - private static final Pattern spaceRegex = Pattern.compile("\\s+"); - - - public static CharSequence getPreviousWord(InputConnection connection, - String sentenceSeperators) { - //TODO: Should fix this. This could be slow! - CharSequence prev = connection.getTextBeforeCursor(LOOKBACK_CHARACTER_NUM, 0); - return getPreviousWord(prev, sentenceSeperators); - } - - // Get the word before the whitespace preceding the non-whitespace preceding the cursor. - // Also, it won't return words that end in a separator. - // Example : - // "abc def|" -> abc - // "abc def |" -> abc - // "abc def. |" -> abc - // "abc def . |" -> def - // "abc|" -> null - // "abc |" -> null - // "abc. def|" -> null - public static CharSequence getPreviousWord(CharSequence prev, String sentenceSeperators) { - if (prev == null) return null; - String[] w = spaceRegex.split(prev); - - // If we can't find two words, or we found an empty word, return null. - if (w.length < 2 || w[w.length - 2].length() <= 0) return null; - - // If ends in a separator, return null - char lastChar = w[w.length - 2].charAt(w[w.length - 2].length() - 1); - if (sentenceSeperators.contains(String.valueOf(lastChar))) return null; - - return w[w.length - 2]; - } - - public static CharSequence getThisWord(InputConnection connection, String sentenceSeperators) { - final CharSequence prev = connection.getTextBeforeCursor(LOOKBACK_CHARACTER_NUM, 0); - return getThisWord(prev, sentenceSeperators); - } - - // Get the word immediately before the cursor, even if there is whitespace between it and - // the cursor - but not if there is punctuation. - // Example : - // "abc def|" -> def - // "abc def |" -> def - // "abc def. |" -> null - // "abc def . |" -> null - public static CharSequence getThisWord(CharSequence prev, String sentenceSeperators) { - if (prev == null) return null; - String[] w = spaceRegex.split(prev); - - // No word : return null - if (w.length < 1 || w[w.length - 1].length() <= 0) return null; - - // If ends in a separator, return null - char lastChar = w[w.length - 1].charAt(w[w.length - 1].length() - 1); - if (sentenceSeperators.contains(String.valueOf(lastChar))) return null; - - return w[w.length - 1]; - } - - public static class SelectedWord { - public final int mStart; - public final int mEnd; - public final CharSequence mWord; - - public SelectedWord(int start, int end, CharSequence word) { - mStart = start; - mEnd = end; - mWord = word; - } - } - - /** - * Takes a character sequence with a single character and checks if the character occurs - * in a list of word separators or is empty. - * @param singleChar A CharSequence with null, zero or one character - * @param wordSeparators A String containing the word separators - * @return true if the character is at a word boundary, false otherwise - */ - private static boolean isWordBoundary(CharSequence singleChar, String wordSeparators) { - return TextUtils.isEmpty(singleChar) || wordSeparators.contains(singleChar); - } - - /** - * Checks if the cursor is inside a word or the current selection is a whole word. - * @param ic the InputConnection for accessing the text field - * @param selStart the start position of the selection within the text field - * @param selEnd the end position of the selection within the text field. This could be - * the same as selStart, if there's no selection. - * @param wordSeparators the word separator characters for the current language - * @return an object containing the text and coordinates of the selected/touching word, - * null if the selection/cursor is not marking a whole word. - */ - public static SelectedWord getWordAtCursorOrSelection(final InputConnection ic, - int selStart, int selEnd, String wordSeparators) { - if (selStart == selEnd) { - // There is just a cursor, so get the word at the cursor - EditingUtils.Range range = getWordRangeAtCursor(ic, wordSeparators); - if (range != null && !TextUtils.isEmpty(range.mWord)) { - return new SelectedWord(selStart - range.mCharsBefore, selEnd + range.mCharsAfter, - range.mWord); - } - } else { - // Is the previous character empty or a word separator? If not, return null. - CharSequence charsBefore = ic.getTextBeforeCursor(1, 0); - if (!isWordBoundary(charsBefore, wordSeparators)) { - return null; - } - - // Is the next character empty or a word separator? If not, return null. - CharSequence charsAfter = ic.getTextAfterCursor(1, 0); - if (!isWordBoundary(charsAfter, wordSeparators)) { - return null; - } - - // Extract the selection alone - CharSequence touching = InputConnectionCompatUtils.getSelectedText( - ic, selStart, selEnd); - if (TextUtils.isEmpty(touching)) return null; - // Is any part of the selection a separator? If so, return null. - final int length = touching.length(); - for (int i = 0; i < length; i++) { - if (wordSeparators.contains(touching.subSequence(i, i + 1))) { - return null; - } - } - // Prepare the selected word - return new SelectedWord(selStart, selEnd, touching); - } - return null; - } -} |