diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin/Constants.java')
| -rw-r--r-- | java/src/com/android/inputmethod/latin/Constants.java | 108 |
1 files changed, 91 insertions, 17 deletions
diff --git a/java/src/com/android/inputmethod/latin/Constants.java b/java/src/com/android/inputmethod/latin/Constants.java index 9a9653094..43af66eb7 100644 --- a/java/src/com/android/inputmethod/latin/Constants.java +++ b/java/src/com/android/inputmethod/latin/Constants.java @@ -70,42 +70,56 @@ public final class Constants { public static final class ExtraValue { /** - * The subtype extra value used to indicate that the subtype keyboard layout is capable - * for typing ASCII characters. + * The subtype extra value used to indicate that this subtype is capable of + * entering ASCII characters. */ public static final String ASCII_CAPABLE = "AsciiCapable"; /** - * The subtype extra value used to indicate that the subtype keyboard layout is capable - * for typing EMOJI characters. + * The subtype extra value used to indicate that this subtype is enabled + * when the default subtype is not marked as ascii capable. + */ + public static final String ENABLED_WHEN_DEFAULT_IS_NOT_ASCII_CAPABLE = + "EnabledWhenDefaultIsNotAsciiCapable"; + + /** + * The subtype extra value used to indicate that this subtype is capable of + * entering emoji characters. */ public static final String EMOJI_CAPABLE = "EmojiCapable"; + /** - * The subtype extra value used to indicate that the subtype require network connection - * to work. + * The subtype extra value used to indicate that this subtype requires a network + * connection to work. */ public static final String REQ_NETWORK_CONNECTIVITY = "requireNetworkConnectivity"; /** - * The subtype extra value used to indicate that the subtype display name contains "%s" - * for replacement mark and it should be replaced by this extra value. + * The subtype extra value used to indicate that the display name of this subtype + * contains a "%s" for printf-like replacement and it should be replaced by + * this extra value. * This extra value is supported on JellyBean and later. */ public static final String UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME = "UntranslatableReplacementStringInSubtypeName"; /** - * The subtype extra value used to indicate that the subtype keyboard layout set name. + * The subtype extra value used to indicate this subtype keyboard layout set name. * This extra value is private to LatinIME. */ public static final String KEYBOARD_LAYOUT_SET = "KeyboardLayoutSet"; /** - * The subtype extra value used to indicate that the subtype is additional subtype + * The subtype extra value used to indicate that this subtype is an additional subtype * that the user defined. This extra value is private to LatinIME. */ public static final String IS_ADDITIONAL_SUBTYPE = "isAdditionalSubtype"; + /** + * The subtype extra value used to specify the combining rules. + */ + public static final String COMBINING_RULES = "CombiningRules"; + private ExtraValue() { // This utility class is not publicly instantiable. } @@ -124,6 +138,8 @@ public final class Constants { * {@link android.text.TextUtils#CAP_MODE_WORDS}, and * {@link android.text.TextUtils#CAP_MODE_SENTENCES}. */ + // TODO: Straighten this out. It's bizarre to have to use android.text.TextUtils.CAP_MODE_* + // except for OFF that is in Constants.TextUtils. public static final int CAP_MODE_OFF = 0; private TextUtils() { @@ -132,7 +148,8 @@ public final class Constants { } public static final int NOT_A_CODE = -1; - + public static final int NOT_A_CURSOR_POSITION = -1; + // TODO: replace the following constants with state in InputTransaction? public static final int NOT_A_COORDINATE = -1; public static final int SUGGESTION_STRIP_COORDINATE = -2; public static final int SPELL_CHECKER_COORDINATE = -3; @@ -141,10 +158,27 @@ public final class Constants { // A hint on how many characters to cache from the TextView. A good value of this is given by // how many characters we need to be able to almost always find the caps mode. public static final int EDITOR_CONTENTS_CACHE_SIZE = 1024; + // How many characters we accept for the recapitalization functionality. This needs to be + // large enough for all reasonable purposes, but avoid purposeful attacks. 100k sounds about + // right for this. + public static final int MAX_CHARACTERS_FOR_RECAPITALIZATION = 1024 * 100; // Must be equal to MAX_WORD_LENGTH in native/jni/src/defines.h public static final int DICTIONARY_MAX_WORD_LENGTH = 48; + // (MAX_PREV_WORD_COUNT_FOR_N_GRAM + 1)-gram is supported in Java side. Needs to modify + // MAX_PREV_WORD_COUNT_FOR_N_GRAM in native/jni/src/defines.h for suggestions. + public static final int MAX_PREV_WORD_COUNT_FOR_N_GRAM = 2; + + // Key events coming any faster than this are long-presses. + public static final int LONG_PRESS_MILLISECONDS = 200; + // TODO: Set this value appropriately. + public static final int GET_SUGGESTED_WORDS_TIMEOUT = 200; + // How many continuous deletes at which to start deleting at a higher speed. + public static final int DELETE_ACCELERATE_AT = 20; + + public static final String WORD_SEPARATOR = " "; + public static boolean isValidCoordinate(final int coordinate) { // Detect {@link NOT_A_COORDINATE}, {@link SUGGESTION_STRIP_COORDINATE}, // and {@link SPELL_CHECKER_COORDINATE}. @@ -165,13 +199,15 @@ public final class Constants { public static final int CODE_TAB = '\t'; public static final int CODE_SPACE = ' '; public static final int CODE_PERIOD = '.'; - public static final int CODE_ARMENIAN_PERIOD = 0x0589; + public static final int CODE_COMMA = ','; public static final int CODE_DASH = '-'; public static final int CODE_SINGLE_QUOTE = '\''; public static final int CODE_DOUBLE_QUOTE = '"'; public static final int CODE_QUESTION_MARK = '?'; public static final int CODE_EXCLAMATION_MARK = '!'; public static final int CODE_SLASH = '/'; + public static final int CODE_BACKSLASH = '\\'; + public static final int CODE_VERTICAL_BAR = '|'; public static final int CODE_COMMERCIAL_AT = '@'; public static final int CODE_PLUS = '+'; public static final int CODE_PERCENT = '%'; @@ -179,6 +215,12 @@ public final class Constants { public static final int CODE_CLOSING_SQUARE_BRACKET = ']'; public static final int CODE_CLOSING_CURLY_BRACKET = '}'; public static final int CODE_CLOSING_ANGLE_BRACKET = '>'; + public static final int CODE_INVERTED_QUESTION_MARK = 0xBF; // ¿ + public static final int CODE_INVERTED_EXCLAMATION_MARK = 0xA1; // ¡ + + public static final String REGEXP_PERIOD = "\\."; + public static final String STRING_SPACE = " "; + public static final String STRING_PERIOD_AND_SPACE = ". "; /** * Special keys code. Must be negative. @@ -197,8 +239,10 @@ public final class Constants { public static final int CODE_LANGUAGE_SWITCH = -10; public static final int CODE_EMOJI = -11; public static final int CODE_SHIFT_ENTER = -12; + public static final int CODE_SYMBOL_SHIFT = -13; + public static final int CODE_ALPHA_FROM_EMOJI = -14; // Code value representing the code is not specified. - public static final int CODE_UNSPECIFIED = -13; + public static final int CODE_UNSPECIFIED = -15; public static boolean isLetterCode(final int code) { return code >= CODE_SPACE; @@ -218,20 +262,50 @@ public final class Constants { case CODE_LANGUAGE_SWITCH: return "languageSwitch"; case CODE_EMOJI: return "emoji"; case CODE_SHIFT_ENTER: return "shiftEnter"; + case CODE_ALPHA_FROM_EMOJI: return "alpha"; case CODE_UNSPECIFIED: return "unspec"; case CODE_TAB: return "tab"; case CODE_ENTER: return "enter"; + case CODE_SPACE: return "space"; default: - if (code < CODE_SPACE) return String.format("'\\u%02x'", code); - if (code < 0x100) return String.format("'%c'", code); - return String.format("'\\u%04x'", code); + if (code < CODE_SPACE) return String.format("\\u%02X", code); + if (code < 0x100) return String.format("%c", code); + if (code < 0x10000) return String.format("\\u%04X", code); + return String.format("\\U%05X", code); + } + } + + public static String printableCodes(final int[] codes) { + final StringBuilder sb = new StringBuilder(); + boolean addDelimiter = false; + for (final int code : codes) { + if (code == NOT_A_CODE) break; + if (addDelimiter) sb.append(", "); + sb.append(printableCode(code)); + addDelimiter = true; } + return "[" + sb + "]"; } public static final int MAX_INT_BIT_COUNT = 32; + /** + * Screen metrics (a.k.a. Device form factor) constants of + * {@link R.integer#config_screen_metrics}. + */ + public static final int SCREEN_METRICS_SMALL_PHONE = 0; + public static final int SCREEN_METRICS_LARGE_PHONE = 1; + public static final int SCREEN_METRICS_LARGE_TABLET = 2; + public static final int SCREEN_METRICS_SMALL_TABLET = 3; + + /** + * Default capacity of gesture points container. + * This constant is used by {@link BatchInputArbiter} and etc. to preallocate regions that + * contain gesture event points. + */ + public static final int DEFAULT_GESTURE_POINTS_CAPACITY = 128; + private Constants() { // This utility class is not publicly instantiable. } - } |