diff options
Diffstat (limited to 'core')
| -rw-r--r-- | core/java/android/text/method/DigitsKeyListener.java | 39 |
1 files changed, 24 insertions, 15 deletions
diff --git a/core/java/android/text/method/DigitsKeyListener.java b/core/java/android/text/method/DigitsKeyListener.java index 3d9daed..c95df46 100644 --- a/core/java/android/text/method/DigitsKeyListener.java +++ b/core/java/android/text/method/DigitsKeyListener.java @@ -49,13 +49,22 @@ public class DigitsKeyListener extends NumberKeyListener * @see KeyEvent#getMatch * @see #getAcceptedChars */ - private static final char[][] CHARACTERS = new char[][] { - new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' }, - new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-' }, - new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '.' }, - new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-', '.' }, + private static final char[][] CHARACTERS = { + { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' }, + { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-', '+' }, + { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '.' }, + { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-', '+', '.' }, }; + private static boolean isSignChar(final char c) { + return c == '-' || c == '+'; + } + + // TODO: Needs internationalization + private static boolean isDecimalPointChar(final char c) { + return c == '.'; + } + /** * Allocates a DigitsKeyListener that accepts the digits 0 through 9. */ @@ -145,32 +154,32 @@ public class DigitsKeyListener extends NumberKeyListener int dlen = dest.length(); /* - * Find out if the existing text has '-' or '.' characters. + * Find out if the existing text has a sign or decimal point characters. */ for (int i = 0; i < dstart; i++) { char c = dest.charAt(i); - if (c == '-') { + if (isSignChar(c)) { sign = i; - } else if (c == '.') { + } else if (isDecimalPointChar(c)) { decimal = i; } } for (int i = dend; i < dlen; i++) { char c = dest.charAt(i); - if (c == '-') { - return ""; // Nothing can be inserted in front of a '-'. - } else if (c == '.') { + if (isSignChar(c)) { + return ""; // Nothing can be inserted in front of a sign character. + } else if (isDecimalPointChar(c)) { decimal = i; } } /* * If it does, we must strip them out from the source. - * In addition, '-' must be the very first character, - * and nothing can be inserted before an existing '-'. + * In addition, a sign character must be the very first character, + * and nothing can be inserted before an existing sign character. * Go in reverse order so the offsets are stable. */ @@ -180,7 +189,7 @@ public class DigitsKeyListener extends NumberKeyListener char c = source.charAt(i); boolean strip = false; - if (c == '-') { + if (isSignChar(c)) { if (i != start || dstart != 0) { strip = true; } else if (sign >= 0) { @@ -188,7 +197,7 @@ public class DigitsKeyListener extends NumberKeyListener } else { sign = i; } - } else if (c == '.') { + } else if (isDecimalPointChar(c)) { if (decimal >= 0) { strip = true; } else { |